Merge branch 'develop' of github.com:matrix-org/synapse into timeout-federation-requests

.gitignore

@@ -26,17 +26,18 @@ htmlcov
 
 demo/*.db
 demo/*.log
+demo/*.log.*
 demo/*.pid
+demo/media_store.*
 demo/etc
 
-graph/*.svg
-graph/*.png
-graph/*.dot
-
-**/webclient/config.js
-**/webclient/test/coverage/
-**/webclient/test/environment-protractor.js
-
 uploads
 
 .idea/
+media_store/
+
+*.tac
+
+build/
+
+localhost-800*/

CHANGES.rst

@@ -1,3 +1,8 @@
+Changes in develop
+==================
+
+ * pydenticon support -- adds dep on pydenticon
+
 Changes in synapse 0.6.1 (2015-01-07)
 =====================================
 

MANIFEST.in

@@ -1,4 +1,14 @@
-recursive-include docs *
+include synctl
-recursive-include tests *.py
+include LICENSE
+include VERSION
+include *.rst
+include demo/README
+
 recursive-include synapse/storage/schema *.sql
-recursive-include syweb/webclient *
+
+recursive-include demo *.dh
+recursive-include demo *.py
+recursive-include demo *.sh
+recursive-include docs *
+recursive-include scripts *
+recursive-include tests *.py

README.rst

@@ -97,6 +97,11 @@ Installing prerequisites on Ubuntu or Debian::
                            python-pip python-setuptools sqlite3 \
                            libssl-dev python-virtualenv libjpeg-dev
                            
+Installing prerequisites on ArchLinux::
+
+    $ sudo pacman -S base-devel python2 python-pip \
+                     python-setuptools python-virtualenv sqlite3
+
 Installing prerequisites on Mac OS X::
 
     $ xcode-select --install
@@ -148,6 +153,39 @@ failing, e.g.::
 On OSX, if you encounter clang: error: unknown argument: '-mno-fused-madd' you
 will need to export CFLAGS=-Qunused-arguments.
 
+ArchLinux
+---------
+
+Installation on ArchLinux may encounter a few hiccups as Arch defaults to
+python 3, but synapse currently assumes python 2.7 by default.
+
+pip may be outdated (6.0.7-1 and needs to be upgraded to 6.0.8-1 )::
+
+    $ sudo pip2.7 install --upgrade pip
+    
+You also may need to explicitly specify python 2.7 again during the install
+request::
+
+    $ pip2.7 install --process-dependency-links \
+        https://github.com/matrix-org/synapse/tarball/master
+    
+If you encounter an error with lib bcrypt causing an Wrong ELF Class:
+ELFCLASS32 (x64 Systems), you may need to reinstall py-bcrypt to correctly
+compile it under the right architecture. (This should not be needed if
+installing under virtualenv)::
+
+    $ sudo pip2.7 uninstall py-bcrypt
+    $ sudo pip2.7 install py-bcrypt
+    
+During setup of homeserver you need to call python2.7 directly again::
+
+    $ python2.7 -m synapse.app.homeserver \
+      --server-name machine.my.domain.name \
+      --config-path homeserver.yaml \
+      --generate-config
+        
+...substituting your host and domain name as appropriate.
+
 Windows Install
 ---------------
 Synapse can be installed on Cygwin. It requires the following Cygwin packages:
@@ -207,6 +245,14 @@ fix try re-installing from PyPI or directly from
     $ # Install from github
     $ pip install --user https://github.com/pyca/pynacl/tarball/master
 
+ArchLinux
+---------
+
+If running `$ synctl start` fails wit 'returned non-zero exit status 1', you will need to explicitly call Python2.7 - either running as::
+
+    $ python2.7 -m synapse.app.homeserver --daemonize -c homeserver.yaml --pid-file homeserver.pid
+    
+...or by editing synctl with the correct python executable.
 
 Homeserver Development
 ======================

UPGRADE.rst

@@ -52,7 +52,7 @@ resulting conflicts during the upgrade process.
 Before running the command the homeserver should be first completely 
 shutdown. To run it, simply specify the location of the database, e.g.:
 
-  ./database-prepare-for-0.5.0.sh "homeserver.db"
+  ./scripts/database-prepare-for-0.5.0.sh "homeserver.db"
 
 Once this has successfully completed it will be safe to restart the 
 homeserver. You may notice that the homeserver takes a few seconds longer to 
@@ -147,7 +147,7 @@ rooms the home server was a member of and room alias mappings.
 Before running the command the homeserver should be first completely 
 shutdown. To run it, simply specify the location of the database, e.g.:
 
-  ./database-prepare-for-0.0.1.sh "homeserver.db"
+  ./scripts/database-prepare-for-0.0.1.sh "homeserver.db"
 
 Once this has successfully completed it will be safe to restart the 
 homeserver. You may notice that the homeserver takes a few seconds longer to 

VERSION

@@ -1 +0,0 @@
-0.6.1f

contrib/graph/graph2.py

@@ -23,14 +23,27 @@ import argparse
 from synapse.events import FrozenEvent
 
 
-def make_graph(db_name, room_id, file_prefix):
+def make_graph(db_name, room_id, file_prefix, limit):
     conn = sqlite3.connect(db_name)
 
-    c = conn.execute(
+    sql = (
-        "SELECT json FROM event_json where room_id = ?",
+        "SELECT json FROM event_json as j "
-        (room_id,)
+        "INNER JOIN events as e ON e.event_id = j.event_id "
+        "WHERE j.room_id = ?"
     )
 
+    args = [room_id]
+
+    if limit:
+        sql += (
+            " ORDER BY topological_ordering DESC, stream_ordering DESC "
+            "LIMIT ?"
+        )
+
+        args.append(limit)
+
+    c = conn.execute(sql, args)
+
     events = [FrozenEvent(json.loads(e[0])) for e in c.fetchall()]
 
     events.sort(key=lambda e: e.depth)
@@ -128,11 +141,16 @@ if __name__ == "__main__":
     )
     parser.add_argument(
         "-p", "--prefix", dest="prefix",
-        help="String to prefix output files with"
+        help="String to prefix output files with",
+        default="graph_output"
+    )
+    parser.add_argument(
+        "-l", "--limit",
+        help="Only retrieve the last N events.",
     )
     parser.add_argument('db')
     parser.add_argument('room')
 
     args = parser.parse_args()
 
-    make_graph(args.db, args.room, args.prefix)
+    make_graph(args.db, args.room, args.prefix, args.limit)

demo/start.sh

@@ -32,7 +32,8 @@ for port in 8080 8081 8082; do
         -D --pid-file "$DIR/$port.pid" \
         --manhole $((port + 1000)) \
         --tls-dh-params-path "demo/demo.tls.dh" \
-		$PARAMS $SYNAPSE_PARAMS
+        --media-store-path "demo/media_store.$port" \
+		$PARAMS $SYNAPSE_PARAMS \
 
     python -m synapse.app.homeserver \
         --config-path "demo/etc/$port.config" \

jsfiddles/create_room_send_msg/demo.css

@@ -1,17 +0,0 @@
-.loggedin {
-    visibility: hidden;
-}
-
-p {
-    font-family: monospace;
-}
-
-table
-{
-    border-spacing:5px;
-}
-
-th,td
-{
-    padding:5px;
-}

jsfiddles/create_room_send_msg/demo.html

@@ -1,30 +0,0 @@
-<div>
-    <p>This room creation / message sending demo requires a home server to be running on http://localhost:8008</p>
-</div>
-<form class="loginForm">
-    <input type="text" id="userLogin" placeholder="Username"></input>
-    <input type="password" id="passwordLogin" placeholder="Password"></input>
-    <input type="button" class="login" value="Login"></input>
-</form>
-<div class="loggedin">
-    <form class="createRoomForm">
-        <input type="text" id="roomAlias" placeholder="Room alias (optional)"></input>
-        <input type="button" class="createRoom" value="Create Room"></input>
-    </form>
-    <form class="sendMessageForm">
-        <input type="text" id="roomId" placeholder="Room ID"></input>
-        <input type="text" id="messageBody" placeholder="Message body"></input>
-        <input type="button" class="sendMessage" value="Send Message"></input>
-    </form>
-    <table id="rooms">
-        <tbody>
-            <tr>
-                <th>Room ID</th>
-                <th>My state</th>
-                <th>Room Alias</th>
-                <th>Latest message</th>
-            </tr>
-        </tbody>
-    </table>
-</div>
-    

jsfiddles/create_room_send_msg/demo.js

@@ -1,113 +0,0 @@
-var accountInfo = {};
-
-var showLoggedIn = function(data) {
-    accountInfo = data;
-    getCurrentRoomList();
-    $(".loggedin").css({visibility: "visible"});
-};
-
-$('.login').live('click', function() {
-    var user = $("#userLogin").val();
-    var password = $("#passwordLogin").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/login",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            showLoggedIn(data);
-        },
-        error: function(err) {
-            var errMsg = "To try this, you need a home server running!";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson) {
-                errMsg = JSON.stringify(errJson);   
-            }
-            alert(errMsg);  
-        }
-    }); 
-});
-
-var getCurrentRoomList = function() {
-    var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
-    $.getJSON(url, function(data) {
-        var rooms = data.rooms;
-        for (var i=0; i<rooms.length; ++i) {
-            rooms[i].latest_message = rooms[i].messages.chunk[0].content.body;
-            addRoom(rooms[i]);   
-        }
-    }).fail(function(err) {
-        alert(JSON.stringify($.parseJSON(err.responseText)));
-    });
-};
-
-$('.createRoom').live('click', function() {
-    var roomAlias = $("#roomAlias").val();
-    var data = {};
-    if (roomAlias.length > 0) {
-        data.room_alias_name = roomAlias;   
-    }
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/createRoom?access_token="+accountInfo.access_token,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            data.membership = "join"; // you are automatically joined into every room you make.
-            data.latest_message = "";
-            addRoom(data);
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});
-
-var addRoom = function(data) {
-    row = "<tr>" +
-        "<td>"+data.room_id+"</td>" +
-        "<td>"+data.membership+"</td>" +
-        "<td>"+data.room_alias+"</td>" +
-        "<td>"+data.latest_message+"</td>" +
-        "</tr>";
-    $("#rooms").append(row);
-};
-
-$('.sendMessage').live('click', function() {
-    var roomId = $("#roomId").val();
-    var body = $("#messageBody").val();
-    var msgId = $.now();
-    
-    if (roomId.length === 0 || body.length === 0) {
-        return;
-    }
-    
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/send/m.room.message?access_token=$token";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$roomid", encodeURIComponent(roomId));
-    
-    var data = {
-        msgtype: "m.text",
-        body: body
-    };
-    
-    $.ajax({
-        url: url,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            $("#messageBody").val("");
-            // wipe the table and reload it. Using the event stream would be the best
-            // solution but that is out of scope of this fiddle.
-            $("#rooms").find("tr:gt(0)").remove();
-            getCurrentRoomList();
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});

jsfiddles/event_stream/demo.css

@@ -1,17 +0,0 @@
-.loggedin {
-    visibility: hidden;
-}
-
-p {
-    font-family: monospace;
-}
-
-table
-{
-    border-spacing:5px;
-}
-
-th,td
-{
-    padding:5px;
-}

jsfiddles/event_stream/demo.html

@@ -1,23 +0,0 @@
-<div>
-    <p>This event stream demo requires a home server to be running on http://localhost:8008</p>
-</div>
-<form class="loginForm">
-    <input type="text" id="userLogin" placeholder="Username"></input>
-    <input type="password" id="passwordLogin" placeholder="Password"></input>
-    <input type="button" class="login" value="Login"></input>
-</form>
-<div class="loggedin">
-    <form class="sendMessageForm">
-        <input type="button" class="sendMessage" value="Send random message"></input>
-    </form>
-    <p id="streamErrorText"></p>
-    <table id="rooms">
-        <tbody>
-            <tr>
-                <th>Room ID</th>
-                <th>Latest message</th>
-            </tr>
-        </tbody>
-    </table>
-</div>
-    

jsfiddles/event_stream/demo.js

@@ -1,145 +0,0 @@
-var accountInfo = {};
-
-var eventStreamInfo = {
-    from: "END"
-};
-
-var roomInfo = [];
-
-var longpollEventStream = function() {
-    var url = "http://localhost:8008/_matrix/client/api/v1/events?access_token=$token&from=$from";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$from", eventStreamInfo.from);
-    
-    $.getJSON(url, function(data) {
-        eventStreamInfo.from = data.end;
-        
-        var hasNewLatestMessage = false;
-        for (var i=0; i<data.chunk.length; ++i) {
-            if (data.chunk[i].type === "m.room.message") {
-                for (var j=0; j<roomInfo.length; ++j) {
-                    if (roomInfo[j].room_id === data.chunk[i].room_id) {
-                        roomInfo[j].latest_message = data.chunk[i].content.body;
-                        hasNewLatestMessage = true;
-                    }
-                }
-            }
-        }
-        
-        if (hasNewLatestMessage) {
-           setRooms(roomInfo);
-        }
-        $("#streamErrorText").text("");
-        longpollEventStream();
-    }).fail(function(err) {
-        $("#streamErrorText").text("Event stream error: "+JSON.stringify($.parseJSON(err.responseText)));
-        setTimeout(longpollEventStream, 5000);
-    });
-};
-
-var showLoggedIn = function(data) {
-    accountInfo = data;
-    longpollEventStream();
-    getCurrentRoomList();
-    $(".loggedin").css({visibility: "visible"});
-};
-
-$('.login').live('click', function() {
-    var user = $("#userLogin").val();
-    var password = $("#passwordLogin").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/login",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            $("#rooms").find("tr:gt(0)").remove();
-            showLoggedIn(data);
-        },
-        error: function(err) {
-            var errMsg = "To try this, you need a home server running!";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson) {
-                errMsg = JSON.stringify(errJson);   
-            }
-            alert(errMsg);  
-        }
-    }); 
-});
-
-var getCurrentRoomList = function() {
-    $("#roomId").val("");
-    var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
-    $.getJSON(url, function(data) {
-        var rooms = data.rooms;
-        for (var i=0; i<rooms.length; ++i) {
-            if ("messages" in rooms[i]) {
-                rooms[i].latest_message = rooms[i].messages.chunk[0].content.body;   
-            }
-        }
-        roomInfo = rooms;
-        setRooms(roomInfo);  
-    }).fail(function(err) {
-        alert(JSON.stringify($.parseJSON(err.responseText)));
-    });
-};
-
-$('.sendMessage').live('click', function() {
-    if (roomInfo.length === 0) {
-        alert("There is no room to send a message to!");
-        return;
-    }
-    
-    var index = Math.floor(Math.random() * roomInfo.length);
-    
-    sendMessage(roomInfo[index].room_id);
-});
-
-var sendMessage = function(roomId) {
-    var body = "jsfiddle message @" + $.now();
-    
-    if (roomId.length === 0) {
-        return;
-    }
-    
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/send/m.room.message?access_token=$token";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$roomid", encodeURIComponent(roomId));
-    
-    var data = {
-        msgtype: "m.text",
-        body: body
-    };
-    
-    $.ajax({
-        url: url,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            $("#messageBody").val("");
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-};
-
-var setRooms = function(roomList) {
-    // wipe existing entries
-    $("#rooms").find("tr:gt(0)").remove();
-    
-    var rows = "";
-    for (var i=0; i<roomList.length; ++i) {
-        row = "<tr>" +
-            "<td>"+roomList[i].room_id+"</td>" +
-            "<td>"+roomList[i].latest_message+"</td>" +
-            "</tr>";  
-        rows += row;
-    }
-    
-    $("#rooms").append(rows);
-};
-

jsfiddles/example_app/demo.css

@@ -1,43 +0,0 @@
-.roomListDashboard, .roomContents, .sendMessageForm {
-    visibility: hidden;
-}
-
-.roomList {
-    background-color: #909090;
-}
-
-.messageWrapper {
-    background-color: #EEEEEE;
-    height: 400px;
-    overflow: scroll;
-}
-
-.membersWrapper {
-    background-color: #EEEEEE;
-    height: 200px;
-    width: 50%;
-    overflow: scroll;
-}
-
-.textEntry {
-    width: 100%
-}
-
-p {
-    font-family: monospace;
-}
-
-table
-{
-    border-spacing:5px;
-}
-
-th,td
-{
-    padding:5px;
-}
-
-.roomList tr:not(:first-child):hover {
-    background-color: orange;
-    cursor: pointer;
-}

jsfiddles/example_app/demo.details

@@ -1,7 +0,0 @@
- name: Example Matrix Client
- description: Includes login, live event streaming, creating rooms, sending messages and viewing member lists.
- authors:
-   - matrix.org
- resources:
-   - http://matrix.org
- normalize_css: no

jsfiddles/example_app/demo.html

@@ -1,56 +0,0 @@
-<div class="signUp">
-    <p>Matrix example application: Requires a local home server running at http://localhost:8008</p>
-    <form class="registrationForm">
-        <p>No account? Register:</p>
-        <input type="text" id="userReg" placeholder="Username"></input>
-        <input type="password" id="passwordReg" placeholder="Password"></input>
-        <input type="button" class="register" value="Register"></input>
-    </form>
-    <form class="loginForm">
-        <p>Got an account? Login:</p>
-        <input type="text" id="userLogin" placeholder="Username"></input>
-        <input type="password" id="passwordLogin" placeholder="Password"></input>
-        <input type="button" class="login" value="Login"></input>
-    </form>
-</div>
-
-<div class="roomListDashboard">
-    <form class="createRoomForm">
-        <input type="text" id="roomAlias" placeholder="Room alias"></input>
-        <input type="button" class="createRoom" value="Create Room"></input>
-    </form>
-    <table id="rooms" class="roomList">
-        <tbody>
-            <tr>
-                <th>Room</th>
-                <th>My state</th>
-                <th>Latest message</th>
-            </tr>
-        </tbody>
-    </table>
-</div>
-
-<div class="roomContents">
-    <p id="roomName">Select a room</p>
-    <div class="messageWrapper">
-        <table id="messages">
-            <tbody>
-            </tbody>
-        </table>
-    </div>
-    <form class="sendMessageForm">
-        <input type="text" class="textEntry" id="body" placeholder="Enter text here..." onkeydown="javascript:if (event.keyCode == 13) document.getElementById('sendMsg').focus()"></input>
-        <input type="button" class="sendMessage" id="sendMsg" value="Send"></input>
-    </form>
-</div>
-
-<div>
-    <p>Member list:</p>
-    <div class="membersWrapper">
-        <table id="members">
-            <tbody>
-            </tbody>
-        </table>
-    </div>
-</div>
-    

jsfiddles/example_app/demo.js

@@ -1,327 +0,0 @@
-var accountInfo = {};
-
-var eventStreamInfo = {
-    from: "END"
-};
-
-var roomInfo = [];
-var memberInfo = [];
-var viewingRoomId;
-
-// ************** Event Streaming **************
-var longpollEventStream = function() {
-    var url = "http://localhost:8008/_matrix/client/api/v1/events?access_token=$token&from=$from";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$from", eventStreamInfo.from);
-
-    $.getJSON(url, function(data) {
-        eventStreamInfo.from = data.end;
-        
-        var hasNewLatestMessage = false;
-        var updatedMemberList = false;
-        var i=0;
-        var j=0;
-        for (i=0; i<data.chunk.length; ++i) {
-            if (data.chunk[i].type === "m.room.message") {
-                console.log("Got new message: " + JSON.stringify(data.chunk[i]));
-                if (viewingRoomId === data.chunk[i].room_id) {
-                    addMessage(data.chunk[i]);
-                }
-                
-                for (j=0; j<roomInfo.length; ++j) {
-                    if (roomInfo[j].room_id === data.chunk[i].room_id) {
-                        roomInfo[j].latest_message = data.chunk[i].content.body;
-                        hasNewLatestMessage = true;
-                    }
-                }
-            }
-            else if (data.chunk[i].type === "m.room.member") {
-                if (viewingRoomId === data.chunk[i].room_id) {
-                    console.log("Got new member: " + JSON.stringify(data.chunk[i]));
-                    addMessage(data.chunk[i]);
-                    for (j=0; j<memberInfo.length; ++j) {
-                        if (memberInfo[j].state_key === data.chunk[i].state_key) {
-                            memberInfo[j] = data.chunk[i];
-                            updatedMemberList = true;
-                            break;
-                        }
-                    }
-                    if (!updatedMemberList) {
-                        memberInfo.push(data.chunk[i]);  
-                        updatedMemberList = true;
-                    }
-                }
-                if (data.chunk[i].state_key === accountInfo.user_id) {
-                    getCurrentRoomList(); // update our join/invite list
-                }
-            }
-            else {
-                console.log("Discarding: " + JSON.stringify(data.chunk[i]));
-            }
-        }
-        
-        if (hasNewLatestMessage) {
-           setRooms(roomInfo);
-        }
-        if (updatedMemberList) {
-            $("#members").empty();
-            for (i=0; i<memberInfo.length; ++i) { 
-                addMember(memberInfo[i]);
-            }
-        }
-        longpollEventStream();
-    }).fail(function(err) {
-        setTimeout(longpollEventStream, 5000);
-    });
-};
-
-// ************** Registration and Login **************
-var onLoggedIn = function(data) {
-    accountInfo = data;
-    longpollEventStream();
-    getCurrentRoomList();
-    $(".roomListDashboard").css({visibility: "visible"});
-    $(".roomContents").css({visibility: "visible"});
-    $(".signUp").css({display: "none"});
-};
-
-$('.login').live('click', function() {
-    var user = $("#userLogin").val();
-    var password = $("#passwordLogin").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/login",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            onLoggedIn(data);
-        },
-        error: function(err) {
-            alert("Unable to login: is the home server running?");  
-        }
-    }); 
-});
-
-$('.register').live('click', function() {
-    var user = $("#userReg").val();
-    var password = $("#passwordReg").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/register",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            onLoggedIn(data);
-        },
-        error: function(err) {
-            var msg = "Is the home server running?";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson !== null) {
-                msg = errJson.error;   
-            }
-            alert("Unable to register: "+msg);  
-        }
-    });
-});
-
-// ************** Creating a room ******************
-$('.createRoom').live('click', function() {
-    var roomAlias = $("#roomAlias").val();
-    var data = {};
-    if (roomAlias.length > 0) {
-        data.room_alias_name = roomAlias;   
-    }
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/createRoom?access_token="+accountInfo.access_token,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(response) {
-            $("#roomAlias").val("");
-            response.membership = "join"; // you are automatically joined into every room you make.
-            response.latest_message = "";
-            
-            roomInfo.push(response);
-            setRooms(roomInfo);
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});
-
-// ************** Getting current state **************
-var getCurrentRoomList = function() {
-    var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
-    $.getJSON(url, function(data) {
-        var rooms = data.rooms;
-        for (var i=0; i<rooms.length; ++i) {
-            if ("messages" in rooms[i]) {
-                rooms[i].latest_message = rooms[i].messages.chunk[0].content.body;   
-            }
-        }
-        roomInfo = rooms;
-        setRooms(roomInfo);  
-    }).fail(function(err) {
-        alert(JSON.stringify($.parseJSON(err.responseText)));
-    });
-};
-
-var loadRoomContent = function(roomId) {
-    console.log("loadRoomContent " + roomId);
-    viewingRoomId = roomId;
-    $("#roomName").text("Room: "+roomId);
-    $(".sendMessageForm").css({visibility: "visible"});
-    getMessages(roomId);
-    getMemberList(roomId);
-};
-
-var getMessages = function(roomId) {
-    $("#messages").empty();
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/" + 
-              encodeURIComponent(roomId) + "/messages?access_token=" + accountInfo.access_token + "&from=END&dir=b&limit=10";
-    $.getJSON(url, function(data) {
-        for (var i=data.chunk.length-1; i>=0; --i) {
-            addMessage(data.chunk[i]);   
-        }
-    });
-};
-
-var getMemberList = function(roomId) {
-    $("#members").empty();
-    memberInfo = [];
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/" + 
-              encodeURIComponent(roomId) + "/members?access_token=" + accountInfo.access_token;
-    $.getJSON(url, function(data) {
-        for (var i=0; i<data.chunk.length; ++i) {
-            memberInfo.push(data.chunk[i]);
-            addMember(data.chunk[i]);   
-        }
-    });
-};
-
-// ************** Sending messages **************
-$('.sendMessage').live('click', function() {
-    if (viewingRoomId === undefined) {
-        alert("There is no room to send a message to!");
-        return;
-    }
-    var body = $("#body").val();
-    sendMessage(viewingRoomId, body);
-});
-
-var sendMessage = function(roomId, body) {
-    var msgId = $.now();
-    
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/send/m.room.message?access_token=$token";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$roomid", encodeURIComponent(roomId));
-    
-    var data = {
-        msgtype: "m.text",
-        body: body
-    };
-    
-    $.ajax({
-        url: url,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            $("#body").val("");
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    });
-};
-
-// ************** Navigation and DOM manipulation **************
-var setRooms = function(roomList) {
-    // wipe existing entries
-    $("#rooms").find("tr:gt(0)").remove();
-    
-    var rows = "";
-    for (var i=0; i<roomList.length; ++i) {
-        row = "<tr>" +
-              "<td>"+roomList[i].room_id+"</td>" +
-              "<td>"+roomList[i].membership+"</td>" +
-              "<td>"+roomList[i].latest_message+"</td>" +
-              "</tr>";  
-        rows += row;
-    }
-    
-    $("#rooms").append(rows);
-    
-    $('#rooms').find("tr").click(function(){
-        var roomId = $(this).find('td:eq(0)').text();
-        var membership = $(this).find('td:eq(1)').text();
-        if (membership !== "join") {
-            console.log("Joining room " + roomId); 
-            var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/join?access_token=$token";
-            url = url.replace("$token", accountInfo.access_token);
-            url = url.replace("$roomid", encodeURIComponent(roomId));
-            $.ajax({
-                url: url,
-                type: "POST",
-                contentType: "application/json; charset=utf-8",
-                data: JSON.stringify({membership: "join"}),
-                dataType: "json",
-                success: function(data) {
-                    loadRoomContent(roomId);
-                    getCurrentRoomList();
-                },
-                error: function(err) {
-                    alert(JSON.stringify($.parseJSON(err.responseText)));  
-                }
-            });
-        }
-        else {
-            loadRoomContent(roomId);
-        }
-    });
-};
-
-var addMessage = function(data) {
-
-    var msg = data.content.body;
-    if (data.type === "m.room.member") {
-        if (data.content.membership === undefined) {
-            return;
-        }
-        if (data.content.membership === "invite") {
-            msg = "<em>invited " + data.state_key + " to the room</em>";
-        }
-        else if (data.content.membership === "join") {
-            msg = "<em>joined the room</em>";
-        }
-        else if (data.content.membership === "leave") {
-            msg = "<em>left the room</em>";
-        }
-        else if (data.content.membership === "ban") {
-            msg = "<em>was banned from the room</em>";
-        }
-    }
-    if (msg === undefined) {
-        return;
-    }
-
-    var row = "<tr>" +
-              "<td>"+data.user_id+"</td>" +
-              "<td>"+msg+"</td>" +
-              "</tr>"; 
-    $("#messages").append(row);
-};
-
-var addMember = function(data) {
-    var row = "<tr>" +
-              "<td>"+data.state_key+"</td>" +
-              "<td>"+data.content.membership+"</td>" +
-              "</tr>"; 
-    $("#members").append(row);
-};
-

jsfiddles/register_login/demo.css

@@ -1,7 +0,0 @@
-.loggedin {
-    visibility: hidden;
-}
-
-p {
-    font-family: monospace;
-}

jsfiddles/register_login/demo.html

@@ -1,20 +0,0 @@
-<div>
-    <p>This registration/login demo requires a home server to be running on http://localhost:8008</p>
-</div>
-<form class="registrationForm">
-    <input type="text" id="user" placeholder="Username"></input>
-    <input type="password" id="password" placeholder="Password"></input>
-    <input type="button" class="register" value="Register"></input>
-</form>
-<form class="loginForm">
-    <input type="text" id="userLogin" placeholder="Username"></input>
-    <input type="password" id="passwordLogin" placeholder="Password"></input>
-    <input type="button" class="login" value="Login"></input>
-</form>
-<div class="loggedin">
-    <p id="welcomeText"></p>
-    <input type="button" class="testToken" value="Test token"></input>
-    <input type="button" class="logout" value="Logout"></input>
-    <p id="imSyncText"></p>
-</div>
-    

jsfiddles/register_login/demo.js

@@ -1,79 +0,0 @@
-var accountInfo = {};
-
-var showLoggedIn = function(data) {
-    accountInfo = data;
-    $(".loggedin").css({visibility: "visible"});
-    $("#welcomeText").text("Welcome " + accountInfo.user_id+". Your access token is:  " +
-                           accountInfo.access_token);    
-};
-
-$('.register').live('click', function() {
-    var user = $("#user").val();
-    var password = $("#password").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/register",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            showLoggedIn(data);
-        },
-        error: function(err) {
-            var errMsg = "To try this, you need a home server running!";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson) {
-                errMsg = JSON.stringify(errJson);   
-            }
-            alert(errMsg);   
-        }
-    });
-});
-
-var login = function(user, password) {
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/login",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            showLoggedIn(data);
-        },
-        error: function(err) {
-            var errMsg = "To try this, you need a home server running!";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson) {
-                errMsg = JSON.stringify(errJson);   
-            }
-            alert(errMsg);  
-        }
-    });  
-};
-
-$('.login').live('click', function() {
-    var user = $("#userLogin").val();
-    var password = $("#passwordLogin").val();
-    $.getJSON("http://localhost:8008/_matrix/client/api/v1/login", function(data) {
-        if (data.flows[0].type !== "m.login.password") {
-            alert("I don't know how to login with this type: " + data.type);
-            return;
-        }
-        login(user, password);
-    });
-});
-
-$('.logout').live('click', function() {
-    accountInfo = {};
-    $("#imSyncText").text("");
-    $(".loggedin").css({visibility: "hidden"});
-});
-
-$('.testToken').live('click', function() {
-    var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
-    $.getJSON(url, function(data) {
-         $("#imSyncText").text(JSON.stringify(data, undefined, 2));
-    }).fail(function(err) {
-        $("#imSyncText").text(JSON.stringify($.parseJSON(err.responseText)));
-    });
-});

jsfiddles/room_memberships/demo.css

@@ -1,17 +0,0 @@
-.loggedin {
-    visibility: hidden;
-}
-
-p {
-    font-family: monospace;
-}
-
-table
-{
-    border-spacing:5px;
-}
-
-th,td
-{
-    padding:5px;
-}

jsfiddles/room_memberships/demo.html

@@ -1,37 +0,0 @@
-<div>
-    <p>This room membership demo requires a home server to be running on http://localhost:8008</p>
-</div>
-<form class="loginForm">
-    <input type="text" id="userLogin" placeholder="Username"></input>
-    <input type="password" id="passwordLogin" placeholder="Password"></input>
-    <input type="button" class="login" value="Login"></input>
-</form>
-<div class="loggedin">
-    <form class="createRoomForm">
-        <input type="button" class="createRoom" value="Create Room"></input>
-    </form>
-    <form class="changeMembershipForm">
-        <input type="text" id="roomId" placeholder="Room ID"></input>
-        <input type="text" id="targetUser" placeholder="Target User ID"></input>
-        <select id="membership">
-            <option value="invite">invite</option>
-            <option value="join">join</option>
-            <option value="leave">leave</option>
-        </select>
-        <input type="button" class="changeMembership" value="Change Membership"></input>
-    </form>
-    <form class="joinAliasForm">
-        <input type="text" id="roomAlias" placeholder="Room Alias (#name:domain)"></input>
-        <input type="button" class="joinAlias" value="Join via Alias"></input>
-    </form>
-    <table id="rooms">
-        <tbody>
-            <tr>
-                <th>Room ID</th>
-                <th>My state</th>
-                <th>Room Alias</th>
-            </tr>
-        </tbody>
-    </table>
-</div>
-    

jsfiddles/room_memberships/demo.js

@@ -1,141 +0,0 @@
-var accountInfo = {};
-
-var showLoggedIn = function(data) {
-    accountInfo = data;
-    getCurrentRoomList();
-    $(".loggedin").css({visibility: "visible"});
-    $("#membership").change(function() {
-    if ($("#membership").val() === "invite") {
-        $("#targetUser").css({visibility: "visible"});
-    }
-    else {
-        $("#targetUser").css({visibility: "hidden"});
-    }
-});
-};
-
-$('.login').live('click', function() {
-    var user = $("#userLogin").val();
-    var password = $("#passwordLogin").val();
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/login",
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({ user: user, password: password, type: "m.login.password" }),
-        dataType: "json",
-        success: function(data) {
-            $("#rooms").find("tr:gt(0)").remove();
-            showLoggedIn(data);
-        },
-        error: function(err) {
-            var errMsg = "To try this, you need a home server running!";
-            var errJson = $.parseJSON(err.responseText);
-            if (errJson) {
-                errMsg = JSON.stringify(errJson);   
-            }
-            alert(errMsg); 
-        }
-    }); 
-});
-
-var getCurrentRoomList = function() {
-    $("#roomId").val("");
-    // wipe the table and reload it. Using the event stream would be the best
-    // solution but that is out of scope of this fiddle.
-    $("#rooms").find("tr:gt(0)").remove();
-    
-    var url = "http://localhost:8008/_matrix/client/api/v1/initialSync?access_token=" + accountInfo.access_token + "&limit=1";
-    $.getJSON(url, function(data) {
-        var rooms = data.rooms;
-        for (var i=0; i<rooms.length; ++i) {
-            addRoom(rooms[i]);   
-        }
-    }).fail(function(err) {
-        alert(JSON.stringify($.parseJSON(err.responseText)));
-    });
-};
-
-$('.createRoom').live('click', function() {
-    var data = {};
-    $.ajax({
-        url: "http://localhost:8008/_matrix/client/api/v1/createRoom?access_token="+accountInfo.access_token,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            data.membership = "join"; // you are automatically joined into every room you make.
-            data.latest_message = "";
-            addRoom(data);
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});
-
-var addRoom = function(data) {
-    row = "<tr>" +
-        "<td>"+data.room_id+"</td>" +
-        "<td>"+data.membership+"</td>" +
-        "<td>"+data.room_alias+"</td>" +
-        "</tr>";
-    $("#rooms").append(row);
-};
-
-$('.changeMembership').live('click', function() {
-    var roomId = $("#roomId").val();
-    var member = $("#targetUser").val();
-    var membership = $("#membership").val();
-    
-    if (roomId.length === 0) {
-        return;
-    }
-    
-    var url = "http://localhost:8008/_matrix/client/api/v1/rooms/$roomid/$membership?access_token=$token";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$roomid", encodeURIComponent(roomId));
-    url = url.replace("$membership", membership);
-    
-    var data = {};
-    
-    if (membership === "invite") {
-        data = {
-            user_id: member
-        };
-    }
-
-    $.ajax({
-        url: url,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify(data),
-        dataType: "json",
-        success: function(data) {
-            getCurrentRoomList();
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});
-
-$('.joinAlias').live('click', function() {
-    var roomAlias = $("#roomAlias").val();
-    var url = "http://localhost:8008/_matrix/client/api/v1/join/$roomalias?access_token=$token";
-    url = url.replace("$token", accountInfo.access_token);
-    url = url.replace("$roomalias", encodeURIComponent(roomAlias));
-    $.ajax({
-        url: url,
-        type: "POST",
-        contentType: "application/json; charset=utf-8",
-        data: JSON.stringify({}),
-        dataType: "json",
-        success: function(data) {
-            getCurrentRoomList();
-        },
-        error: function(err) {
-            alert(JSON.stringify($.parseJSON(err.responseText)));  
-        }
-    }); 
-});

scripts/check_auth.py

@@ -0,0 +1,65 @@
+from synapse.events import FrozenEvent
+from synapse.api.auth import Auth
+
+from mock import Mock
+
+import argparse
+import itertools
+import json
+import sys
+
+
+def check_auth(auth, auth_chain, events):
+    auth_chain.sort(key=lambda e: e.depth)
+
+    auth_map = {
+        e.event_id: e
+        for e in auth_chain
+    }
+
+    create_events = {}
+    for e in auth_chain:
+        if e.type == "m.room.create":
+            create_events[e.room_id] = e
+
+    for e in itertools.chain(auth_chain, events):
+        auth_events_list = [auth_map[i] for i, _ in e.auth_events]
+
+        auth_events = {
+            (e.type, e.state_key): e
+            for e in auth_events_list
+        }
+
+        auth_events[("m.room.create", "")] = create_events[e.room_id]
+
+        try:
+            auth.check(e, auth_events=auth_events)
+        except Exception as ex:
+            print "Failed:", e.event_id, e.type, e.state_key
+            print "Auth_events:", auth_events
+            print ex
+            print json.dumps(e.get_dict(), sort_keys=True, indent=4)
+            # raise
+        print "Success:", e.event_id, e.type, e.state_key
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument(
+        'json',
+        nargs='?',
+        type=argparse.FileType('r'),
+        default=sys.stdin,
+    )
+
+    args = parser.parse_args()
+
+    js = json.load(args.json)
+
+
+    auth = Auth(Mock())
+    check_auth(
+        auth,
+        [FrozenEvent(d) for d in js["auth_chain"]],
+        [FrozenEvent(d) for d in js["pdus"]],
+    )

scripts/copyrighter-sql.pl

@@ -0,0 +1,33 @@
+#!/usr/bin/perl -pi
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+$copyright = <<EOT;
+/* Copyright 2015 OpenMarket Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+EOT
+
+s/^(# -\*- coding: utf-8 -\*-\n)?/$1$copyright/ if ($. == 1);

scripts/make_identicons.pl

@@ -0,0 +1,39 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+
+use DBI;
+use DBD::SQLite;
+use JSON;
+use Getopt::Long;
+
+my $db; # = "homeserver.db";
+my $server = "http://localhost:8008";
+my $size = 320;
+
+GetOptions("db|d=s",     \$db,
+           "server|s=s", \$server,
+           "width|w=i",  \$size) or usage();
+
+usage() unless $db;
+
+my $dbh = DBI->connect("dbi:SQLite:dbname=$db","","") || die $DBI::errstr;
+
+my $res = $dbh->selectall_arrayref("select token, name from access_tokens, users where access_tokens.user_id = users.id group by user_id") || die $DBI::errstr;
+
+foreach (@$res) {
+    my ($token, $mxid) = ($_->[0], $_->[1]);
+    my ($user_id) = ($mxid =~ m/@(.*):/);
+    my ($url) = $dbh->selectrow_array("select avatar_url from profiles where user_id=?", undef, $user_id);
+    if (!$url || $url =~ /#auto$/) {
+        `curl -s -o tmp.png "$server/_matrix/media/v1/identicon?name=${mxid}&width=$size&height=$size"`;
+        my $json = `curl -s -X POST -H "Content-Type: image/png" -T "tmp.png" $server/_matrix/media/v1/upload?access_token=$token`;
+        my $content_uri = from_json($json)->{content_uri};
+        `curl -X PUT -H "Content-Type: application/json" --data '{ "avatar_url": "${content_uri}#auto"}' $server/_matrix/client/api/v1/profile/${mxid}/avatar_url?access_token=$token`;
+    }
+}
+
+sub usage {
+    die "usage: ./make-identicons.pl\n\t-d database [e.g. homeserver.db]\n\t-s homeserver (default: http://localhost:8008)\n\t-w identicon size in pixels (default 320)";
+}

setup.cfg

@@ -8,3 +8,11 @@ test = trial
 
 [trial]
 test_suite = tests
+
+[check-manifest]
+ignore =
+    contrib
+    contrib/*
+    docs/*
+    pylint.cfg
+    tox.ini

setup.py

@@ -18,50 +18,42 @@ import os
 from setuptools import setup, find_packages
 
 
-# Utility function to read the README file.
+here = os.path.abspath(os.path.dirname(__file__))
-# Used for the long_description.  It's nice, because now 1) we have a top level
+
-# README file and 2) it's easier to type in the README file than to put a raw
+
-# string in below ...
+def read_file(path_segments):
-def read(fname):
+    """Read a file from the package. Takes a list of strings to join to
-    return open(os.path.join(os.path.dirname(__file__), fname)).read()
+    make the path"""
+    file_path = os.path.join(here, *path_segments)
+    with open(file_path) as f:
+        return f.read()
+
+
+def exec_file(path_segments):
+    """Execute a single python file to get the variables defined in it"""
+    result = {}
+    code = read_file(path_segments)
+    exec(code, result)
+    return result
+
+version = exec_file(("synapse", "__init__.py"))["__version__"]
+dependencies = exec_file(("synapse", "python_dependencies.py"))
+long_description = read_file(("README.rst",))
 
 setup(
     name="matrix-synapse",
-    version=read("VERSION").strip(),
+    version=version,
     packages=find_packages(exclude=["tests", "tests.*"]),
     description="Reference Synapse Home Server",
-    install_requires=[
+    install_requires=dependencies["REQUIREMENTS"].keys(),
-        "syutil==0.0.2",
-        "matrix_angular_sdk>=0.6.1",
-        "Twisted==14.0.2",
-        "service_identity>=1.0.0",
-        "pyopenssl>=0.14",
-        "pyyaml",
-        "pyasn1",
-        "pynacl",
-        "daemonize",
-        "py-bcrypt",
-        "frozendict>=0.4",
-        "pillow",
-    ],
-    dependency_links=[
-        "https://github.com/matrix-org/syutil/tarball/v0.0.2#egg=syutil-0.0.2",
-        "https://github.com/pyca/pynacl/tarball/d4d3175589b892f6ea7c22f466e0e223853516fa#egg=pynacl-0.3.0",
-        "https://github.com/matrix-org/matrix-angular-sdk/tarball/v0.6.1/#egg=matrix_angular_sdk-0.6.1",
-    ],
     setup_requires=[
         "Twisted==14.0.2", # Here to override setuptools_trial's dependency on Twisted>=2.4.0
         "setuptools_trial",
-        "setuptools>=1.0.0", # Needs setuptools that supports git+ssh.
-                             # TODO: Do we need this now? we don't use git+ssh.
         "mock"
     ],
+    dependency_links=dependencies["DEPENDENCY_LINKS"],
     include_package_data=True,
     zip_safe=False,
-    long_description=read("README.rst"),
+    long_description=long_description,
-    entry_points="""
+    scripts=["synctl"],
-    [console_scripts]
-    synctl=synapse.app.synctl:main
-    synapse-homeserver=synapse.app.homeserver:main
-    """
 )

synapse/__init__.py

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-""" This is a reference implementation of a synapse home server.
+""" This is a reference implementation of a Matrix home server.
 """
 
 __version__ = "0.6.1f"

synapse/api/auth.py

@@ -21,6 +21,7 @@ from synapse.api.constants import EventTypes, Membership, JoinRules
 from synapse.api.errors import AuthError, StoreError, Codes, SynapseError
 from synapse.util.logutils import log_function
 from synapse.util.async import run_on_reactor
+from synapse.types import UserID, ClientInfo
 
 import logging
 
@@ -88,12 +89,19 @@ class Auth(object):
             raise
 
     @defer.inlineCallbacks
-    def check_joined_room(self, room_id, user_id):
+    def check_joined_room(self, room_id, user_id, current_state=None):
+        if current_state:
+            member = current_state.get(
+                (EventTypes.Member, user_id),
+                None
+            )
+        else:
             member = yield self.state.get_current_state(
                 room_id=room_id,
                 event_type=EventTypes.Member,
                 state_key=user_id
             )
+
         self._check_joined_room(member, user_id, room_id)
         defer.returnValue(member)
 
@@ -101,10 +109,10 @@ class Auth(object):
     def check_host_in_room(self, room_id, host):
         curr_state = yield self.state.get_current_state(room_id)
 
-        for event in curr_state:
+        for event in curr_state.values():
             if event.type == EventTypes.Member:
                 try:
-                    if self.hs.parse_userid(event.state_key).domain != host:
+                    if UserID.from_string(event.state_key).domain != host:
                         continue
                 except:
                     logger.warn("state_key not user_id: %s", event.state_key)
@@ -289,7 +297,9 @@ class Auth(object):
         Args:
             request - An HTTP request with an access_token query parameter.
         Returns:
-            UserID : User ID object of the user making the request
+            tuple : of UserID and device string:
+                User ID object of the user making the request
+                Client ID object of the client instance the user is using
         Raises:
             AuthError if no user by that token exists or the token is invalid.
         """
@@ -298,6 +308,8 @@ class Auth(object):
             access_token = request.args["access_token"][0]
             user_info = yield self.get_user_by_token(access_token)
             user = user_info["user"]
+            device_id = user_info["device_id"]
+            token_id = user_info["token_id"]
 
             ip_addr = self.hs.get_ip_from_request(request)
             user_agent = request.requestHeaders.getRawHeaders(
@@ -313,7 +325,7 @@ class Auth(object):
                     user_agent=user_agent
                 )
 
-            defer.returnValue(user)
+            defer.returnValue((user, ClientInfo(device_id, token_id)))
         except KeyError:
             raise AuthError(403, "Missing access token.")
 
@@ -337,7 +349,8 @@ class Auth(object):
             user_info = {
                 "admin": bool(ret.get("admin", False)),
                 "device_id": ret.get("device_id"),
-                "user": self.hs.parse_userid(ret.get("name")),
+                "user": UserID.from_string(ret.get("name")),
+                "token_id": ret.get("token_id", None),
             }
 
             defer.returnValue(user_info)
@@ -352,26 +365,40 @@ class Auth(object):
     def add_auth_events(self, builder, context):
         yield run_on_reactor()
 
-        if builder.type == EventTypes.Create:
+        auth_ids = self.compute_auth_events(builder, context.current_state)
-            builder.auth_events = []
+
-            return
+        auth_events_entries = yield self.store.add_event_hashes(
+            auth_ids
+        )
+
+        builder.auth_events = auth_events_entries
+
+        context.auth_events = {
+            k: v
+            for k, v in context.current_state.items()
+            if v.event_id in auth_ids
+        }
+
+    def compute_auth_events(self, event, current_state):
+        if event.type == EventTypes.Create:
+            return []
 
         auth_ids = []
 
         key = (EventTypes.PowerLevels, "", )
-        power_level_event = context.current_state.get(key)
+        power_level_event = current_state.get(key)
 
         if power_level_event:
             auth_ids.append(power_level_event.event_id)
 
         key = (EventTypes.JoinRules, "", )
-        join_rule_event = context.current_state.get(key)
+        join_rule_event = current_state.get(key)
 
-        key = (EventTypes.Member, builder.user_id, )
+        key = (EventTypes.Member, event.user_id, )
-        member_event = context.current_state.get(key)
+        member_event = current_state.get(key)
 
         key = (EventTypes.Create, "", )
-        create_event = context.current_state.get(key)
+        create_event = current_state.get(key)
         if create_event:
             auth_ids.append(create_event.event_id)
 
@@ -381,8 +408,8 @@ class Auth(object):
         else:
             is_public = False
 
-        if builder.type == EventTypes.Member:
+        if event.type == EventTypes.Member:
-            e_type = builder.content["membership"]
+            e_type = event.content["membership"]
             if e_type in [Membership.JOIN, Membership.INVITE]:
                 if join_rule_event:
                     auth_ids.append(join_rule_event.event_id)
@@ -397,17 +424,7 @@ class Auth(object):
             if member_event.content["membership"] == Membership.JOIN:
                 auth_ids.append(member_event.event_id)
 
-        auth_events_entries = yield self.store.add_event_hashes(
+        return auth_ids
-            auth_ids
-        )
-
-        builder.auth_events = auth_events_entries
-
-        context.auth_events = {
-            k: v
-            for k, v in context.current_state.items()
-            if v.event_id in auth_ids
-        }
 
     @log_function
     def _can_send_event(self, event, auth_events):
@@ -461,7 +478,7 @@ class Auth(object):
                             "You are not allowed to set others state"
                         )
                     else:
-                        sender_domain = self.hs.parse_userid(
+                        sender_domain = UserID.from_string(
                             event.user_id
                         ).domain
 
@@ -496,7 +513,7 @@ class Auth(object):
         # Validate users
         for k, v in user_list.items():
             try:
-                self.hs.parse_userid(k)
+                UserID.from_string(k)
             except:
                 raise SynapseError(400, "Not a valid user_id: %s" % (k,))
 

synapse/api/constants.py

@@ -74,3 +74,9 @@ class EventTypes(object):
     Message = "m.room.message"
     Topic = "m.room.topic"
     Name = "m.room.name"
+
+
+class RejectedReason(object):
+    AUTH_ERROR = "auth_error"
+    REPLACED = "replaced"
+    NOT_ANCESTOR = "not_ancestor"

synapse/api/errors.py

@@ -21,6 +21,7 @@ logger = logging.getLogger(__name__)
 
 
 class Codes(object):
+    UNRECOGNIZED = "M_UNRECOGNIZED"
     UNAUTHORIZED = "M_UNAUTHORIZED"
     FORBIDDEN = "M_FORBIDDEN"
     BAD_JSON = "M_BAD_JSON"
@@ -34,10 +35,11 @@ class Codes(object):
     LIMIT_EXCEEDED = "M_LIMIT_EXCEEDED"
     CAPTCHA_NEEDED = "M_CAPTCHA_NEEDED"
     CAPTCHA_INVALID = "M_CAPTCHA_INVALID"
+    MISSING_PARAM = "M_MISSING_PARAM",
     TOO_LARGE = "M_TOO_LARGE"
 
 
-class CodeMessageException(Exception):
+class CodeMessageException(RuntimeError):
     """An exception with integer code and message string attributes."""
 
     def __init__(self, code, msg):
@@ -81,6 +83,35 @@ class RegistrationError(SynapseError):
     pass
 
 
+class UnrecognizedRequestError(SynapseError):
+    """An error indicating we don't understand the request you're trying to make"""
+    def __init__(self, *args, **kwargs):
+        if "errcode" not in kwargs:
+            kwargs["errcode"] = Codes.UNRECOGNIZED
+        message = None
+        if len(args) == 0:
+            message = "Unrecognized request"
+        else:
+            message = args[0]
+        super(UnrecognizedRequestError, self).__init__(
+            400,
+            message,
+            **kwargs
+        )
+
+
+class NotFoundError(SynapseError):
+    """An error indicating we can't find the thing you asked for"""
+    def __init__(self, *args, **kwargs):
+        if "errcode" not in kwargs:
+            kwargs["errcode"] = Codes.NOT_FOUND
+        super(NotFoundError, self).__init__(
+            404,
+            "Not found",
+            **kwargs
+        )
+
+
 class AuthError(SynapseError):
     """An error raised when there was a problem authorising an event."""
 
@@ -196,3 +227,9 @@ class FederationError(RuntimeError):
             "affected": self.affected,
             "source": self.source if self.source else self.affected,
         }
+
+
+class HttpResponseException(CodeMessageException):
+    def __init__(self, code, msg, response):
+        self.response = response
+        super(HttpResponseException, self).__init__(code, msg)

synapse/api/filtering.py

@@ -0,0 +1,229 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from synapse.api.errors import SynapseError
+from synapse.types import UserID, RoomID
+
+
+class Filtering(object):
+
+    def __init__(self, hs):
+        super(Filtering, self).__init__()
+        self.store = hs.get_datastore()
+
+    def get_user_filter(self, user_localpart, filter_id):
+        result = self.store.get_user_filter(user_localpart, filter_id)
+        result.addCallback(Filter)
+        return result
+
+    def add_user_filter(self, user_localpart, user_filter):
+        self._check_valid_filter(user_filter)
+        return self.store.add_user_filter(user_localpart, user_filter)
+
+    # TODO(paul): surely we should probably add a delete_user_filter or
+    #   replace_user_filter at some point? There's no REST API specified for
+    #   them however
+
+    def _check_valid_filter(self, user_filter_json):
+        """Check if the provided filter is valid.
+
+        This inspects all definitions contained within the filter.
+
+        Args:
+            user_filter_json(dict): The filter
+        Raises:
+            SynapseError: If the filter is not valid.
+        """
+        # NB: Filters are the complete json blobs. "Definitions" are an
+        # individual top-level key e.g. public_user_data. Filters are made of
+        # many definitions.
+
+        top_level_definitions = [
+            "public_user_data", "private_user_data", "server_data"
+        ]
+
+        room_level_definitions = [
+            "state", "events", "ephemeral"
+        ]
+
+        for key in top_level_definitions:
+            if key in user_filter_json:
+                self._check_definition(user_filter_json[key])
+
+        if "room" in user_filter_json:
+            for key in room_level_definitions:
+                if key in user_filter_json["room"]:
+                    self._check_definition(user_filter_json["room"][key])
+
+    def _check_definition(self, definition):
+        """Check if the provided definition is valid.
+
+        This inspects not only the types but also the values to make sure they
+        make sense.
+
+        Args:
+            definition(dict): The filter definition
+        Raises:
+            SynapseError: If there was a problem with this definition.
+        """
+        # NB: Filters are the complete json blobs. "Definitions" are an
+        # individual top-level key e.g. public_user_data. Filters are made of
+        # many definitions.
+        if type(definition) != dict:
+            raise SynapseError(
+                400, "Expected JSON object, not %s" % (definition,)
+            )
+
+        # check rooms are valid room IDs
+        room_id_keys = ["rooms", "not_rooms"]
+        for key in room_id_keys:
+            if key in definition:
+                if type(definition[key]) != list:
+                    raise SynapseError(400, "Expected %s to be a list." % key)
+                for room_id in definition[key]:
+                    RoomID.from_string(room_id)
+
+        # check senders are valid user IDs
+        user_id_keys = ["senders", "not_senders"]
+        for key in user_id_keys:
+            if key in definition:
+                if type(definition[key]) != list:
+                    raise SynapseError(400, "Expected %s to be a list." % key)
+                for user_id in definition[key]:
+                    UserID.from_string(user_id)
+
+        # TODO: We don't limit event type values but we probably should...
+        # check types are valid event types
+        event_keys = ["types", "not_types"]
+        for key in event_keys:
+            if key in definition:
+                if type(definition[key]) != list:
+                    raise SynapseError(400, "Expected %s to be a list." % key)
+                for event_type in definition[key]:
+                    if not isinstance(event_type, basestring):
+                        raise SynapseError(400, "Event type should be a string")
+
+        if "format" in definition:
+            event_format = definition["format"]
+            if event_format not in ["federation", "events"]:
+                raise SynapseError(400, "Invalid format: %s" % (event_format,))
+
+        if "select" in definition:
+            event_select_list = definition["select"]
+            for select_key in event_select_list:
+                if select_key not in ["event_id", "origin_server_ts",
+                                      "thread_id", "content", "content.body"]:
+                    raise SynapseError(400, "Bad select: %s" % (select_key,))
+
+        if ("bundle_updates" in definition and
+                type(definition["bundle_updates"]) != bool):
+            raise SynapseError(400, "Bad bundle_updates: expected bool.")
+
+
+class Filter(object):
+    def __init__(self, filter_json):
+        self.filter_json = filter_json
+
+    def filter_public_user_data(self, events):
+        return self._filter_on_key(events, ["public_user_data"])
+
+    def filter_private_user_data(self, events):
+        return self._filter_on_key(events, ["private_user_data"])
+
+    def filter_room_state(self, events):
+        return self._filter_on_key(events, ["room", "state"])
+
+    def filter_room_events(self, events):
+        return self._filter_on_key(events, ["room", "events"])
+
+    def filter_room_ephemeral(self, events):
+        return self._filter_on_key(events, ["room", "ephemeral"])
+
+    def _filter_on_key(self, events, keys):
+        filter_json = self.filter_json
+        if not filter_json:
+            return events
+
+        try:
+            # extract the right definition from the filter
+            definition = filter_json
+            for key in keys:
+                definition = definition[key]
+            return self._filter_with_definition(events, definition)
+        except KeyError:
+            # return all events if definition isn't specified.
+            return events
+
+    def _filter_with_definition(self, events, definition):
+        return [e for e in events if self._passes_definition(definition, e)]
+
+    def _passes_definition(self, definition, event):
+        """Check if the event passes through the given definition.
+
+        Args:
+            definition(dict): The definition to check against.
+            event(Event): The event to check.
+        Returns:
+            True if the event passes through the filter.
+        """
+        # Algorithm notes:
+        # For each key in the definition, check the event meets the criteria:
+        #   * For types: Literal match or prefix match (if ends with wildcard)
+        #   * For senders/rooms: Literal match only
+        #   * "not_" checks take presedence (e.g. if "m.*" is in both 'types'
+        #     and 'not_types' then it is treated as only being in 'not_types')
+
+        # room checks
+        if hasattr(event, "room_id"):
+            room_id = event.room_id
+            allow_rooms = definition.get("rooms", None)
+            reject_rooms = definition.get("not_rooms", None)
+            if reject_rooms and room_id in reject_rooms:
+                return False
+            if allow_rooms and room_id not in allow_rooms:
+                return False
+
+        # sender checks
+        if hasattr(event, "sender"):
+            # Should we be including event.state_key for some event types?
+            sender = event.sender
+            allow_senders = definition.get("senders", None)
+            reject_senders = definition.get("not_senders", None)
+            if reject_senders and sender in reject_senders:
+                return False
+            if allow_senders and sender not in allow_senders:
+                return False
+
+        # type checks
+        if "not_types" in definition:
+            for def_type in definition["not_types"]:
+                if self._event_matches_type(event, def_type):
+                    return False
+        if "types" in definition:
+            included = False
+            for def_type in definition["types"]:
+                if self._event_matches_type(event, def_type):
+                    included = True
+                    break
+            if not included:
+                return False
+
+        return True
+
+    def _event_matches_type(self, event, def_type):
+        if def_type.endswith("*"):
+            type_prefix = def_type[:-1]
+            return event.type.startswith(type_prefix)
+        else:
+            return event.type == def_type

synapse/api/urls.py

@@ -16,6 +16,7 @@
 """Contains the URL paths to prefix various aspects of the server with. """
 
 CLIENT_PREFIX = "/_matrix/client/api/v1"
+CLIENT_V2_ALPHA_PREFIX = "/_matrix/client/v2_alpha"
 FEDERATION_PREFIX = "/_matrix/federation/v1"
 WEB_CLIENT_PREFIX = "/_matrix/client"
 CONTENT_REPO_PREFIX = "/_matrix/content"

synapse/app/homeserver.py

@@ -18,27 +18,33 @@ from synapse.storage import prepare_database, UpgradeDatabaseException
 
 from synapse.server import HomeServer
 
+from synapse.python_dependencies import check_requirements
+
 from twisted.internet import reactor
 from twisted.enterprise import adbapi
 from twisted.web.resource import Resource
 from twisted.web.static import File
 from twisted.web.server import Site
 from synapse.http.server import JsonResource, RootRedirect
-from synapse.media.v0.content_repository import ContentRepoResource
+from synapse.rest.media.v0.content_repository import ContentRepoResource
-from synapse.media.v1.media_repository import MediaRepositoryResource
+from synapse.rest.media.v1.media_repository import MediaRepositoryResource
 from synapse.http.server_key_resource import LocalKey
 from synapse.http.matrixfederationclient import MatrixFederationHttpClient
 from synapse.api.urls import (
     CLIENT_PREFIX, FEDERATION_PREFIX, WEB_CLIENT_PREFIX, CONTENT_REPO_PREFIX,
-    SERVER_KEY_PREFIX, MEDIA_PREFIX
+    SERVER_KEY_PREFIX, MEDIA_PREFIX, CLIENT_V2_ALPHA_PREFIX,
 )
 from synapse.config.homeserver import HomeServerConfig
 from synapse.crypto import context_factory
 from synapse.util.logcontext import LoggingContext
+from synapse.rest.client.v1 import ClientV1RestResource
+from synapse.rest.client.v2_alpha import ClientV2AlphaRestResource
 
 from daemonize import Daemonize
 import twisted.manhole.telnet
 
+import synapse
+
 import logging
 import os
 import re
@@ -55,10 +61,13 @@ class SynapseHomeServer(HomeServer):
         return MatrixFederationHttpClient(self)
 
     def build_resource_for_client(self):
-        return JsonResource()
+        return ClientV1RestResource(self)
+
+    def build_resource_for_client_v2_alpha(self):
+        return ClientV2AlphaRestResource(self)
 
     def build_resource_for_federation(self):
-        return JsonResource()
+        return JsonResource(self)
 
     def build_resource_for_web_client(self):
         syweb_path = os.path.dirname(syweb.__file__)
@@ -100,6 +109,7 @@ class SynapseHomeServer(HomeServer):
         # [ ("/aaa/bbb/cc", Resource1), ("/aaa/dummy", Resource2) ]
         desired_tree = [
             (CLIENT_PREFIX, self.get_resource_for_client()),
+            (CLIENT_V2_ALPHA_PREFIX, self.get_resource_for_client_v2_alpha()),
             (FEDERATION_PREFIX, self.get_resource_for_federation()),
             (CONTENT_REPO_PREFIX, self.get_resource_for_content_repo()),
             (SERVER_KEY_PREFIX, self.get_resource_for_server_key()),
@@ -124,7 +134,7 @@ class SynapseHomeServer(HomeServer):
             logger.info("Attaching %s to path %s", resource, full_path)
             last_resource = self.root_resource
             for path_seg in full_path.split('/')[1:-1]:
-                if not path_seg in last_resource.listNames():
+                if path_seg not in last_resource.listNames():
                     # resource doesn't exist, so make a "dummy resource"
                     child_resource = Resource()
                     last_resource.putChild(path_seg, child_resource)
@@ -198,7 +208,10 @@ def setup():
 
     config.setup_logging()
 
+    check_requirements()
+
     logger.info("Server hostname: %s", config.server_name)
+    logger.info("Server version: %s", synapse.__version__)
 
     if re.search(":[0-9]+$", config.server_name):
         domain_with_port = config.server_name
@@ -217,8 +230,6 @@ def setup():
         content_addr=config.content_addr,
     )
 
-    hs.register_servlets()
-
     hs.create_resource_tree(
         web_client=config.webclient,
         redirect_root_to_web_client=True,
@@ -234,13 +245,20 @@ def setup():
     except UpgradeDatabaseException:
         sys.stderr.write(
             "\nFailed to upgrade database.\n"
-            "Have you checked for version specific instructions in UPGRADES.rst?\n"
+            "Have you checked for version specific instructions in"
+            " UPGRADES.rst?\n"
         )
         sys.exit(1)
 
     logger.info("Database prepared in %s.", db_name)
 
-    hs.get_db_pool()
+    db_pool = hs.get_db_pool()
+
+    if db_name == ":memory:":
+        # Memory databases will need to be setup each time they are opened.
+        reactor.callWhenRunning(
+            db_pool.runWithConnection, prepare_database
+        )
 
     if config.manhole:
         f = twisted.manhole.telnet.ShellFactory()
@@ -254,6 +272,10 @@ def setup():
         bind_port = None
     hs.start_listening(bind_port, config.unsecure_port)
 
+    hs.get_pusherpool().start()
+
+    hs.get_datastore().start_profiling()
+
     if config.daemonize:
         print config.pid_file
         daemon = Daemonize(
@@ -277,6 +299,7 @@ def run():
 
 def main():
     with LoggingContext("main"):
+        check_requirements()
         setup()
 
 

synapse/config/_base.py

@@ -50,8 +50,9 @@ class Config(object):
             )
         return cls.abspath(file_path)
 
-    @staticmethod
+    @classmethod
-    def ensure_directory(dir_path):
+    def ensure_directory(cls, dir_path):
+        dir_path = cls.abspath(dir_path)
         if not os.path.exists(dir_path):
             os.makedirs(dir_path)
         if not os.path.isdir(dir_path):

synapse/config/database.py

@@ -20,6 +20,9 @@ import os
 class DatabaseConfig(Config):
     def __init__(self, args):
         super(DatabaseConfig, self).__init__(args)
+        if args.database_path == ":memory:":
+            self.database_path = ":memory:"
+        else:
             self.database_path = self.abspath(args.database_path)
 
     @classmethod

synapse/config/logger.py

@@ -18,6 +18,7 @@ from synapse.util.logcontext import LoggingContextFilter
 from twisted.python.log import PythonLoggingObserver
 import logging
 import logging.config
+import yaml
 
 
 class LoggingConfig(Config):
@@ -66,7 +67,10 @@ class LoggingConfig(Config):
 
             formatter = logging.Formatter(log_format)
             if self.log_file:
-                handler = logging.FileHandler(self.log_file)
+                # TODO: Customisable file size / backup count
+                handler = logging.handlers.RotatingFileHandler(
+                    self.log_file, maxBytes=(1000 * 1000 * 100), backupCount=3
+                )
             else:
                 handler = logging.StreamHandler()
             handler.setFormatter(formatter)
@@ -76,7 +80,8 @@ class LoggingConfig(Config):
             logger.addHandler(handler)
             logger.info("Test")
         else:
-            logging.config.fileConfig(self.log_config)
+            with open(self.log_config, 'r') as f:
+                logging.config.dictConfig(yaml.load(f))
 
         observer = PythonLoggingObserver()
         observer.start()

synapse/config/server.py

@@ -47,8 +47,12 @@ class ServerConfig(Config):
     def add_arguments(cls, parser):
         super(ServerConfig, cls).add_arguments(parser)
         server_group = parser.add_argument_group("server")
-        server_group.add_argument("-H", "--server-name", default="localhost",
+        server_group.add_argument(
-                                  help="The name of the server")
+            "-H", "--server-name", default="localhost",
+            help="The domain name of the server, with optional explicit port. "
+                 "This is used by remote servers to connect to this server, "
+                 "e.g. matrix.org, localhost:8080, etc."
+        )
         server_group.add_argument("--signing-key-path",
                                   help="The signing key to sign messages with")
         server_group.add_argument("-p", "--bind-port", metavar="PORT",

synapse/crypto/keyclient.py

@@ -61,9 +61,11 @@ class SynapseKeyClientProtocol(HTTPClient):
 
     def __init__(self):
         self.remote_key = defer.Deferred()
+        self.host = None
 
     def connectionMade(self):
-        logger.debug("Connected to %s", self.transport.getHost())
+        self.host = self.transport.getHost()
+        logger.debug("Connected to %s", self.host)
         self.sendCommand(b"GET", b"/_matrix/key/v1/")
         self.endHeaders()
         self.timer = reactor.callLater(
@@ -92,8 +94,7 @@ class SynapseKeyClientProtocol(HTTPClient):
         self.timer.cancel()
 
     def on_timeout(self):
-        logger.debug("Timeout waiting for response from %s",
+        logger.debug("Timeout waiting for response from %s", self.host)
-                     self.transport.getHost())
         self.remote_key.errback(IOError("Timeout waiting for response"))
         self.transport.abortConnection()
 

synapse/events/__init__.py

@@ -18,7 +18,7 @@ from synapse.util.frozenutils import freeze, unfreeze
 
 class _EventInternalMetadata(object):
     def __init__(self, internal_metadata_dict):
-        self.__dict__ = internal_metadata_dict
+        self.__dict__ = dict(internal_metadata_dict)
 
     def get_dict(self):
         return dict(self.__dict__)
@@ -77,7 +77,7 @@ class EventBase(object):
         return self.content["membership"]
 
     def is_state(self):
-        return hasattr(self, "state_key")
+        return hasattr(self, "state_key") and self.state_key is not None
 
     def get_dict(self):
         d = dict(self._event_dict)

synapse/events/builder.py

@@ -23,22 +23,17 @@ import copy
 
 
 class EventBuilder(EventBase):
-    def __init__(self, key_values={}):
+    def __init__(self, key_values={}, internal_metadata_dict={}):
         signatures = copy.deepcopy(key_values.pop("signatures", {}))
         unsigned = copy.deepcopy(key_values.pop("unsigned", {}))
 
         super(EventBuilder, self).__init__(
             key_values,
             signatures=signatures,
-            unsigned=unsigned
+            unsigned=unsigned,
+            internal_metadata_dict=internal_metadata_dict,
         )
 
-    def update_event_key(self, key, value):
-        self._event_dict[key] = value
-
-    def update_event_keys(self, other_dict):
-        self._event_dict.update(other_dict)
-
     def build(self):
         return FrozenEvent.from_event(self)
 

synapse/events/snapshot.py

@@ -20,3 +20,4 @@ class EventContext(object):
         self.current_state = current_state
         self.auth_events = auth_events
         self.state_group = None
+        self.rejected = False

synapse/events/utils.py

@@ -88,48 +88,78 @@ def prune_event(event):
     if "age_ts" in event.unsigned:
         allowed_fields["unsigned"]["age_ts"] = event.unsigned["age_ts"]
 
-    return type(event)(allowed_fields)
+    return type(event)(
+        allowed_fields,
+        internal_metadata_dict=event.internal_metadata.get_dict()
+    )
 
 
-def serialize_event(hs, e):
+def format_event_raw(d):
+    return d
+
+
+def format_event_for_client_v1(d):
+    d["user_id"] = d.pop("sender", None)
+
+    move_keys = ("age", "redacted_because", "replaces_state", "prev_content")
+    for key in move_keys:
+        if key in d["unsigned"]:
+            d[key] = d["unsigned"][key]
+
+    drop_keys = (
+        "auth_events", "prev_events", "hashes", "signatures", "depth",
+        "unsigned", "origin", "prev_state"
+    )
+    for key in drop_keys:
+        d.pop(key, None)
+    return d
+
+
+def format_event_for_client_v2(d):
+    drop_keys = (
+        "auth_events", "prev_events", "hashes", "signatures", "depth",
+        "origin", "prev_state",
+    )
+    for key in drop_keys:
+        d.pop(key, None)
+    return d
+
+
+def format_event_for_client_v2_without_event_id(d):
+    d = format_event_for_client_v2(d)
+    d.pop("room_id", None)
+    d.pop("event_id", None)
+    return d
+
+
+def serialize_event(e, time_now_ms, as_client_event=True,
+                    event_format=format_event_for_client_v1,
+                    token_id=None):
     # FIXME(erikj): To handle the case of presence events and the like
     if not isinstance(e, EventBase):
         return e
 
+    time_now_ms = int(time_now_ms)
+
     # Should this strip out None's?
     d = {k: v for k, v in e.get_dict().items()}
+
     if "age_ts" in d["unsigned"]:
-        now = int(hs.get_clock().time_msec())
+        d["unsigned"]["age"] = time_now_ms - d["unsigned"]["age_ts"]
-        d["age"] = now - d["unsigned"]["age_ts"]
         del d["unsigned"]["age_ts"]
 
-    d["user_id"] = d.pop("sender", None)
-
     if "redacted_because" in e.unsigned:
-        d["redacted_because"] = serialize_event(
+        d["unsigned"]["redacted_because"] = serialize_event(
-            hs, e.unsigned["redacted_because"]
+            e.unsigned["redacted_because"], time_now_ms
         )
 
-        del d["unsigned"]["redacted_because"]
+    if token_id is not None:
-
+        if token_id == getattr(e.internal_metadata, "token_id", None):
-    if "redacted_by" in e.unsigned:
+            txn_id = getattr(e.internal_metadata, "txn_id", None)
-        d["redacted_by"] = e.unsigned["redacted_by"]
+            if txn_id is not None:
-        del d["unsigned"]["redacted_by"]
+                d["unsigned"]["transaction_id"] = txn_id
-
-    if "replaces_state" in e.unsigned:
-        d["replaces_state"] = e.unsigned["replaces_state"]
-        del d["unsigned"]["replaces_state"]
-
-    if "prev_content" in e.unsigned:
-        d["prev_content"] = e.unsigned["prev_content"]
-        del d["unsigned"]["prev_content"]
-
-    del d["auth_events"]
-    del d["prev_events"]
-    del d["hashes"]
-    del d["signatures"]
-    d.pop("depth", None)
-    d.pop("unsigned", None)
-    d.pop("origin", None)
 
+    if as_client_event:
+        return event_format(d)
+    else:
         return d

synapse/federation/federation_base.py

@@ -0,0 +1,118 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from twisted.internet import defer
+
+from synapse.events.utils import prune_event
+
+from syutil.jsonutil import encode_canonical_json
+
+from synapse.crypto.event_signing import check_event_content_hash
+
+from synapse.api.errors import SynapseError
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class FederationBase(object):
+    @defer.inlineCallbacks
+    def _check_sigs_and_hash_and_fetch(self, origin, pdus, outlier=False):
+        """Takes a list of PDUs and checks the signatures and hashs of each
+        one. If a PDU fails its signature check then we check if we have it in
+        the database and if not then request if from the originating server of
+        that PDU.
+
+        If a PDU fails its content hash check then it is redacted.
+
+        The given list of PDUs are not modified, instead the function returns
+        a new list.
+
+        Args:
+            pdu (list)
+            outlier (bool)
+
+        Returns:
+            Deferred : A list of PDUs that have valid signatures and hashes.
+        """
+        signed_pdus = []
+        for pdu in pdus:
+            try:
+                new_pdu = yield self._check_sigs_and_hash(pdu)
+                signed_pdus.append(new_pdu)
+            except SynapseError:
+                # FIXME: We should handle signature failures more gracefully.
+
+                # Check local db.
+                new_pdu = yield self.store.get_event(
+                    pdu.event_id,
+                    allow_rejected=True
+                )
+                if new_pdu:
+                    signed_pdus.append(new_pdu)
+                    continue
+
+                # Check pdu.origin
+                if pdu.origin != origin:
+                    new_pdu = yield self.get_pdu(
+                        destinations=[pdu.origin],
+                        event_id=pdu.event_id,
+                        outlier=outlier,
+                    )
+
+                    if new_pdu:
+                        signed_pdus.append(new_pdu)
+                        continue
+
+                logger.warn("Failed to find copy of %s with valid signature")
+
+        defer.returnValue(signed_pdus)
+
+    @defer.inlineCallbacks
+    def _check_sigs_and_hash(self, pdu):
+        """Throws a SynapseError if the PDU does not have the correct
+        signatures.
+
+        Returns:
+            FrozenEvent: Either the given event or it redacted if it failed the
+            content hash check.
+        """
+        # Check signatures are correct.
+        redacted_event = prune_event(pdu)
+        redacted_pdu_json = redacted_event.get_pdu_json()
+
+        try:
+            yield self.keyring.verify_json_for_server(
+                pdu.origin, redacted_pdu_json
+            )
+        except SynapseError:
+            logger.warn(
+                "Signature check failed for %s redacted to %s",
+                encode_canonical_json(pdu.get_pdu_json()),
+                encode_canonical_json(redacted_pdu_json),
+            )
+            raise
+
+        if not check_event_content_hash(pdu):
+            logger.warn(
+                "Event content has been tampered, redacting %s, %s",
+                pdu.event_id, encode_canonical_json(pdu.get_dict())
+            )
+            defer.returnValue(redacted_event)
+
+        defer.returnValue(pdu)

synapse/federation/federation_client.py

@@ -0,0 +1,400 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from twisted.internet import defer
+
+from .federation_base import FederationBase
+from .units import Edu
+
+from synapse.api.errors import CodeMessageException
+from synapse.util.logutils import log_function
+from synapse.events import FrozenEvent
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class FederationClient(FederationBase):
+    @log_function
+    def send_pdu(self, pdu, destinations):
+        """Informs the replication layer about a new PDU generated within the
+        home server that should be transmitted to others.
+
+        TODO: Figure out when we should actually resolve the deferred.
+
+        Args:
+            pdu (Pdu): The new Pdu.
+
+        Returns:
+            Deferred: Completes when we have successfully processed the PDU
+            and replicated it to any interested remote home servers.
+        """
+        order = self._order
+        self._order += 1
+
+        logger.debug("[%s] transaction_layer.enqueue_pdu... ", pdu.event_id)
+
+        # TODO, add errback, etc.
+        self._transaction_queue.enqueue_pdu(pdu, destinations, order)
+
+        logger.debug(
+            "[%s] transaction_layer.enqueue_pdu... done",
+            pdu.event_id
+        )
+
+    @log_function
+    def send_edu(self, destination, edu_type, content):
+        edu = Edu(
+            origin=self.server_name,
+            destination=destination,
+            edu_type=edu_type,
+            content=content,
+        )
+
+        # TODO, add errback, etc.
+        self._transaction_queue.enqueue_edu(edu)
+        return defer.succeed(None)
+
+    @log_function
+    def send_failure(self, failure, destination):
+        self._transaction_queue.enqueue_failure(failure, destination)
+        return defer.succeed(None)
+
+    @log_function
+    def make_query(self, destination, query_type, args,
+                   retry_on_dns_fail=True):
+        """Sends a federation Query to a remote homeserver of the given type
+        and arguments.
+
+        Args:
+            destination (str): Domain name of the remote homeserver
+            query_type (str): Category of the query type; should match the
+                handler name used in register_query_handler().
+            args (dict): Mapping of strings to strings containing the details
+                of the query request.
+
+        Returns:
+            a Deferred which will eventually yield a JSON object from the
+            response
+        """
+        return self.transport_layer.make_query(
+            destination, query_type, args, retry_on_dns_fail=retry_on_dns_fail
+        )
+
+    @defer.inlineCallbacks
+    @log_function
+    def backfill(self, dest, context, limit, extremities):
+        """Requests some more historic PDUs for the given context from the
+        given destination server.
+
+        Args:
+            dest (str): The remote home server to ask.
+            context (str): The context to backfill.
+            limit (int): The maximum number of PDUs to return.
+            extremities (list): List of PDU id and origins of the first pdus
+                we have seen from the context
+
+        Returns:
+            Deferred: Results in the received PDUs.
+        """
+        logger.debug("backfill extrem=%s", extremities)
+
+        # If there are no extremeties then we've (probably) reached the start.
+        if not extremities:
+            return
+
+        transaction_data = yield self.transport_layer.backfill(
+            dest, context, extremities, limit)
+
+        logger.debug("backfill transaction_data=%s", repr(transaction_data))
+
+        pdus = [
+            self.event_from_pdu_json(p, outlier=False)
+            for p in transaction_data["pdus"]
+        ]
+
+        for i, pdu in enumerate(pdus):
+            pdus[i] = yield self._check_sigs_and_hash(pdu)
+
+            # FIXME: We should handle signature failures more gracefully.
+
+        defer.returnValue(pdus)
+
+    @defer.inlineCallbacks
+    @log_function
+    def get_pdu(self, destinations, event_id, outlier=False):
+        """Requests the PDU with given origin and ID from the remote home
+        servers.
+
+        Will attempt to get the PDU from each destination in the list until
+        one succeeds.
+
+        This will persist the PDU locally upon receipt.
+
+        Args:
+            destinations (list): Which home servers to query
+            pdu_origin (str): The home server that originally sent the pdu.
+            event_id (str)
+            outlier (bool): Indicates whether the PDU is an `outlier`, i.e. if
+                it's from an arbitary point in the context as opposed to part
+                of the current block of PDUs. Defaults to `False`
+
+        Returns:
+            Deferred: Results in the requested PDU.
+        """
+
+        # TODO: Rate limit the number of times we try and get the same event.
+
+        pdu = None
+        for destination in destinations:
+            try:
+                transaction_data = yield self.transport_layer.get_event(
+                    destination, event_id
+                )
+
+                logger.debug("transaction_data %r", transaction_data)
+
+                pdu_list = [
+                    self.event_from_pdu_json(p, outlier=outlier)
+                    for p in transaction_data["pdus"]
+                ]
+
+                if pdu_list:
+                    pdu = pdu_list[0]
+
+                    # Check signatures are correct.
+                    pdu = yield self._check_sigs_and_hash(pdu)
+
+                    break
+            except CodeMessageException:
+                raise
+            except Exception as e:
+                logger.info(
+                    "Failed to get PDU %s from %s because %s",
+                    event_id, destination, e,
+                )
+                continue
+
+        defer.returnValue(pdu)
+
+    @defer.inlineCallbacks
+    @log_function
+    def get_state_for_room(self, destination, room_id, event_id):
+        """Requests all of the `current` state PDUs for a given room from
+        a remote home server.
+
+        Args:
+            destination (str): The remote homeserver to query for the state.
+            room_id (str): The id of the room we're interested in.
+            event_id (str): The id of the event we want the state at.
+
+        Returns:
+            Deferred: Results in a list of PDUs.
+        """
+
+        result = yield self.transport_layer.get_room_state(
+            destination, room_id, event_id=event_id,
+        )
+
+        pdus = [
+            self.event_from_pdu_json(p, outlier=True) for p in result["pdus"]
+        ]
+
+        auth_chain = [
+            self.event_from_pdu_json(p, outlier=True)
+            for p in result.get("auth_chain", [])
+        ]
+
+        signed_pdus = yield self._check_sigs_and_hash_and_fetch(
+            destination, pdus, outlier=True
+        )
+
+        signed_auth = yield self._check_sigs_and_hash_and_fetch(
+            destination, auth_chain, outlier=True
+        )
+
+        signed_auth.sort(key=lambda e: e.depth)
+
+        defer.returnValue((signed_pdus, signed_auth))
+
+    @defer.inlineCallbacks
+    @log_function
+    def get_event_auth(self, destination, room_id, event_id):
+        res = yield self.transport_layer.get_event_auth(
+            destination, room_id, event_id,
+        )
+
+        auth_chain = [
+            self.event_from_pdu_json(p, outlier=True)
+            for p in res["auth_chain"]
+        ]
+
+        signed_auth = yield self._check_sigs_and_hash_and_fetch(
+            destination, auth_chain, outlier=True
+        )
+
+        signed_auth.sort(key=lambda e: e.depth)
+
+        defer.returnValue(signed_auth)
+
+    @defer.inlineCallbacks
+    def make_join(self, destinations, room_id, user_id):
+        for destination in destinations:
+            try:
+                ret = yield self.transport_layer.make_join(
+                    destination, room_id, user_id
+                )
+
+                pdu_dict = ret["event"]
+
+                logger.debug("Got response to make_join: %s", pdu_dict)
+
+                defer.returnValue(
+                    (destination, self.event_from_pdu_json(pdu_dict))
+                )
+                break
+            except CodeMessageException:
+                raise
+            except Exception as e:
+                logger.warn(
+                    "Failed to make_join via %s: %s",
+                    destination, e.message
+                )
+
+        raise RuntimeError("Failed to send to any server.")
+
+    @defer.inlineCallbacks
+    def send_join(self, destinations, pdu):
+        for destination in destinations:
+            try:
+                time_now = self._clock.time_msec()
+                _, content = yield self.transport_layer.send_join(
+                    destination=destination,
+                    room_id=pdu.room_id,
+                    event_id=pdu.event_id,
+                    content=pdu.get_pdu_json(time_now),
+                )
+
+                logger.debug("Got content: %s", content)
+
+                state = [
+                    self.event_from_pdu_json(p, outlier=True)
+                    for p in content.get("state", [])
+                ]
+
+                auth_chain = [
+                    self.event_from_pdu_json(p, outlier=True)
+                    for p in content.get("auth_chain", [])
+                ]
+
+                signed_state = yield self._check_sigs_and_hash_and_fetch(
+                    destination, state, outlier=True
+                )
+
+                signed_auth = yield self._check_sigs_and_hash_and_fetch(
+                    destination, auth_chain, outlier=True
+                )
+
+                auth_chain.sort(key=lambda e: e.depth)
+
+                defer.returnValue({
+                    "state": signed_state,
+                    "auth_chain": signed_auth,
+                    "origin": destination,
+                })
+            except CodeMessageException:
+                raise
+            except Exception as e:
+                logger.warn(
+                    "Failed to send_join via %s: %s",
+                    destination, e.message
+                )
+
+        raise RuntimeError("Failed to send to any server.")
+
+    @defer.inlineCallbacks
+    def send_invite(self, destination, room_id, event_id, pdu):
+        time_now = self._clock.time_msec()
+        code, content = yield self.transport_layer.send_invite(
+            destination=destination,
+            room_id=room_id,
+            event_id=event_id,
+            content=pdu.get_pdu_json(time_now),
+        )
+
+        pdu_dict = content["event"]
+
+        logger.debug("Got response to send_invite: %s", pdu_dict)
+
+        pdu = self.event_from_pdu_json(pdu_dict)
+
+        # Check signatures are correct.
+        pdu = yield self._check_sigs_and_hash(pdu)
+
+        # FIXME: We should handle signature failures more gracefully.
+
+        defer.returnValue(pdu)
+
+    @defer.inlineCallbacks
+    def query_auth(self, destination, room_id, event_id, local_auth):
+        """
+        Params:
+            destination (str)
+            event_it (str)
+            local_auth (list)
+        """
+        time_now = self._clock.time_msec()
+
+        send_content = {
+            "auth_chain": [e.get_pdu_json(time_now) for e in local_auth],
+        }
+
+        code, content = yield self.transport_layer.send_query_auth(
+            destination=destination,
+            room_id=room_id,
+            event_id=event_id,
+            content=send_content,
+        )
+
+        auth_chain = [
+            self.event_from_pdu_json(e)
+            for e in content["auth_chain"]
+        ]
+
+        signed_auth = yield self._check_sigs_and_hash_and_fetch(
+            destination, auth_chain, outlier=True
+        )
+
+        signed_auth.sort(key=lambda e: e.depth)
+
+        ret = {
+            "auth_chain": signed_auth,
+            "rejects": content.get("rejects", []),
+            "missing": content.get("missing", []),
+        }
+
+        defer.returnValue(ret)
+
+    def event_from_pdu_json(self, pdu_json, outlier=False):
+        event = FrozenEvent(
+            pdu_json
+        )
+
+        event.internal_metadata.outlier = outlier
+
+        return event

synapse/federation/federation_server.py

@@ -0,0 +1,438 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from twisted.internet import defer
+
+from .federation_base import FederationBase
+from .units import Transaction, Edu
+
+from synapse.util.logutils import log_function
+from synapse.util.logcontext import PreserveLoggingContext
+from synapse.events import FrozenEvent
+
+from synapse.api.errors import FederationError, SynapseError
+
+from synapse.crypto.event_signing import compute_event_signature
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class FederationServer(FederationBase):
+    def set_handler(self, handler):
+        """Sets the handler that the replication layer will use to communicate
+        receipt of new PDUs from other home servers. The required methods are
+        documented on :py:class:`.ReplicationHandler`.
+        """
+        self.handler = handler
+
+    def register_edu_handler(self, edu_type, handler):
+        if edu_type in self.edu_handlers:
+            raise KeyError("Already have an EDU handler for %s" % (edu_type,))
+
+        self.edu_handlers[edu_type] = handler
+
+    def register_query_handler(self, query_type, handler):
+        """Sets the handler callable that will be used to handle an incoming
+        federation Query of the given type.
+
+        Args:
+            query_type (str): Category name of the query, which should match
+                the string used by make_query.
+            handler (callable): Invoked to handle incoming queries of this type
+
+        handler is invoked as:
+            result = handler(args)
+
+        where 'args' is a dict mapping strings to strings of the query
+          arguments. It should return a Deferred that will eventually yield an
+          object to encode as JSON.
+        """
+        if query_type in self.query_handlers:
+            raise KeyError(
+                "Already have a Query handler for %s" % (query_type,)
+            )
+
+        self.query_handlers[query_type] = handler
+
+    @defer.inlineCallbacks
+    @log_function
+    def on_backfill_request(self, origin, room_id, versions, limit):
+        pdus = yield self.handler.on_backfill_request(
+            origin, room_id, versions, limit
+        )
+
+        defer.returnValue((200, self._transaction_from_pdus(pdus).get_dict()))
+
+    @defer.inlineCallbacks
+    @log_function
+    def on_incoming_transaction(self, transaction_data):
+        transaction = Transaction(**transaction_data)
+
+        for p in transaction.pdus:
+            if "unsigned" in p:
+                unsigned = p["unsigned"]
+                if "age" in unsigned:
+                    p["age"] = unsigned["age"]
+            if "age" in p:
+                p["age_ts"] = int(self._clock.time_msec()) - int(p["age"])
+                del p["age"]
+
+        pdu_list = [
+            self.event_from_pdu_json(p) for p in transaction.pdus
+        ]
+
+        logger.debug("[%s] Got transaction", transaction.transaction_id)
+
+        response = yield self.transaction_actions.have_responded(transaction)
+
+        if response:
+            logger.debug(
+                "[%s] We've already responed to this request",
+                transaction.transaction_id
+            )
+            defer.returnValue(response)
+            return
+
+        logger.debug("[%s] Transaction is new", transaction.transaction_id)
+
+        with PreserveLoggingContext():
+            dl = []
+            for pdu in pdu_list:
+                dl.append(self._handle_new_pdu(transaction.origin, pdu))
+
+            if hasattr(transaction, "edus"):
+                for edu in [Edu(**x) for x in transaction.edus]:
+                    self.received_edu(
+                        transaction.origin,
+                        edu.edu_type,
+                        edu.content
+                    )
+
+            results = yield defer.DeferredList(dl)
+
+        ret = []
+        for r in results:
+            if r[0]:
+                ret.append({})
+            else:
+                logger.exception(r[1])
+                ret.append({"error": str(r[1])})
+
+        logger.debug("Returning: %s", str(ret))
+
+        yield self.transaction_actions.set_response(
+            transaction,
+            200, response
+        )
+        defer.returnValue((200, response))
+
+    def received_edu(self, origin, edu_type, content):
+        if edu_type in self.edu_handlers:
+            self.edu_handlers[edu_type](origin, content)
+        else:
+            logger.warn("Received EDU of type %s with no handler", edu_type)
+
+    @defer.inlineCallbacks
+    @log_function
+    def on_context_state_request(self, origin, room_id, event_id):
+        if event_id:
+            pdus = yield self.handler.get_state_for_pdu(
+                origin, room_id, event_id,
+            )
+            auth_chain = yield self.store.get_auth_chain(
+                [pdu.event_id for pdu in pdus]
+            )
+
+            for event in auth_chain:
+                event.signatures.update(
+                    compute_event_signature(
+                        event,
+                        self.hs.hostname,
+                        self.hs.config.signing_key[0]
+                    )
+                )
+        else:
+            raise NotImplementedError("Specify an event")
+
+        defer.returnValue((200, {
+            "pdus": [pdu.get_pdu_json() for pdu in pdus],
+            "auth_chain": [pdu.get_pdu_json() for pdu in auth_chain],
+        }))
+
+    @defer.inlineCallbacks
+    @log_function
+    def on_pdu_request(self, origin, event_id):
+        pdu = yield self._get_persisted_pdu(origin, event_id)
+
+        if pdu:
+            defer.returnValue(
+                (200, self._transaction_from_pdus([pdu]).get_dict())
+            )
+        else:
+            defer.returnValue((404, ""))
+
+    @defer.inlineCallbacks
+    @log_function
+    def on_pull_request(self, origin, versions):
+        raise NotImplementedError("Pull transactions not implemented")
+
+    @defer.inlineCallbacks
+    def on_query_request(self, query_type, args):
+        if query_type in self.query_handlers:
+            response = yield self.query_handlers[query_type](args)
+            defer.returnValue((200, response))
+        else:
+            defer.returnValue(
+                (404, "No handler for Query type '%s'" % (query_type,))
+            )
+
+    @defer.inlineCallbacks
+    def on_make_join_request(self, room_id, user_id):
+        pdu = yield self.handler.on_make_join_request(room_id, user_id)
+        time_now = self._clock.time_msec()
+        defer.returnValue({"event": pdu.get_pdu_json(time_now)})
+
+    @defer.inlineCallbacks
+    def on_invite_request(self, origin, content):
+        pdu = self.event_from_pdu_json(content)
+        ret_pdu = yield self.handler.on_invite_request(origin, pdu)
+        time_now = self._clock.time_msec()
+        defer.returnValue((200, {"event": ret_pdu.get_pdu_json(time_now)}))
+
+    @defer.inlineCallbacks
+    def on_send_join_request(self, origin, content):
+        logger.debug("on_send_join_request: content: %s", content)
+        pdu = self.event_from_pdu_json(content)
+        logger.debug("on_send_join_request: pdu sigs: %s", pdu.signatures)
+        res_pdus = yield self.handler.on_send_join_request(origin, pdu)
+        time_now = self._clock.time_msec()
+        defer.returnValue((200, {
+            "state": [p.get_pdu_json(time_now) for p in res_pdus["state"]],
+            "auth_chain": [
+                p.get_pdu_json(time_now) for p in res_pdus["auth_chain"]
+            ],
+        }))
+
+    @defer.inlineCallbacks
+    def on_event_auth(self, origin, room_id, event_id):
+        time_now = self._clock.time_msec()
+        auth_pdus = yield self.handler.on_event_auth(event_id)
+        defer.returnValue((200, {
+            "auth_chain": [a.get_pdu_json(time_now) for a in auth_pdus],
+        }))
+
+    @defer.inlineCallbacks
+    def on_query_auth_request(self, origin, content, event_id):
+        """
+        Content is a dict with keys::
+            auth_chain (list): A list of events that give the auth chain.
+            missing (list): A list of event_ids indicating what the other
+              side (`origin`) think we're missing.
+            rejects (dict): A mapping from event_id to a 2-tuple of reason
+              string and a proof (or None) of why the event was rejected.
+              The keys of this dict give the list of events the `origin` has
+              rejected.
+
+        Args:
+            origin (str)
+            content (dict)
+            event_id (str)
+
+        Returns:
+            Deferred: Results in `dict` with the same format as `content`
+        """
+        auth_chain = [
+            self.event_from_pdu_json(e)
+            for e in content["auth_chain"]
+        ]
+
+        signed_auth = yield self._check_sigs_and_hash_and_fetch(
+            origin, auth_chain, outlier=True
+        )
+
+        ret = yield self.handler.on_query_auth(
+            origin,
+            event_id,
+            signed_auth,
+            content.get("rejects", []),
+            content.get("missing", []),
+        )
+
+        time_now = self._clock.time_msec()
+        send_content = {
+            "auth_chain": [
+                e.get_pdu_json(time_now)
+                for e in ret["auth_chain"]
+            ],
+            "rejects": ret.get("rejects", []),
+            "missing": ret.get("missing", []),
+        }
+
+        defer.returnValue(
+            (200, send_content)
+        )
+
+    @log_function
+    def _get_persisted_pdu(self, origin, event_id, do_auth=True):
+        """ Get a PDU from the database with given origin and id.
+
+        Returns:
+            Deferred: Results in a `Pdu`.
+        """
+        return self.handler.get_persisted_pdu(
+            origin, event_id, do_auth=do_auth
+        )
+
+    def _transaction_from_pdus(self, pdu_list):
+        """Returns a new Transaction containing the given PDUs suitable for
+        transmission.
+        """
+        time_now = self._clock.time_msec()
+        pdus = [p.get_pdu_json(time_now) for p in pdu_list]
+        return Transaction(
+            origin=self.server_name,
+            pdus=pdus,
+            origin_server_ts=int(time_now),
+            destination=None,
+        )
+
+    @defer.inlineCallbacks
+    @log_function
+    def _handle_new_pdu(self, origin, pdu, max_recursion=10):
+        # We reprocess pdus when we have seen them only as outliers
+        existing = yield self._get_persisted_pdu(
+            origin, pdu.event_id, do_auth=False
+        )
+
+        # FIXME: Currently we fetch an event again when we already have it
+        # if it has been marked as an outlier.
+
+        already_seen = (
+            existing and (
+                not existing.internal_metadata.is_outlier()
+                or pdu.internal_metadata.is_outlier()
+            )
+        )
+        if already_seen:
+            logger.debug("Already seen pdu %s", pdu.event_id)
+            defer.returnValue({})
+            return
+
+        # Check signature.
+        try:
+            pdu = yield self._check_sigs_and_hash(pdu)
+        except SynapseError as e:
+            raise FederationError(
+                "ERROR",
+                e.code,
+                e.msg,
+                affected=pdu.event_id,
+            )
+
+        state = None
+
+        auth_chain = []
+
+        have_seen = yield self.store.have_events(
+            [ev for ev, _ in pdu.prev_events]
+        )
+
+        fetch_state = False
+
+        # Get missing pdus if necessary.
+        if not pdu.internal_metadata.is_outlier():
+            # We only backfill backwards to the min depth.
+            min_depth = yield self.handler.get_min_depth_for_context(
+                pdu.room_id
+            )
+
+            logger.debug(
+                "_handle_new_pdu min_depth for %s: %d",
+                pdu.room_id, min_depth
+            )
+
+            if min_depth and pdu.depth > min_depth and max_recursion > 0:
+                for event_id, hashes in pdu.prev_events:
+                    if event_id not in have_seen:
+                        logger.debug(
+                            "_handle_new_pdu requesting pdu %s",
+                            event_id
+                        )
+
+                        try:
+                            new_pdu = yield self.federation_client.get_pdu(
+                                [origin, pdu.origin],
+                                event_id=event_id,
+                            )
+
+                            if new_pdu:
+                                yield self._handle_new_pdu(
+                                    origin,
+                                    new_pdu,
+                                    max_recursion=max_recursion-1
+                                )
+
+                                logger.debug("Processed pdu %s", event_id)
+                            else:
+                                logger.warn("Failed to get PDU %s", event_id)
+                                fetch_state = True
+                        except:
+                            # TODO(erikj): Do some more intelligent retries.
+                            logger.exception("Failed to get PDU")
+                            fetch_state = True
+            else:
+                prevs = {e_id for e_id, _ in pdu.prev_events}
+                seen = set(have_seen.keys())
+                if prevs - seen:
+                    fetch_state = True
+        else:
+            fetch_state = True
+
+        if fetch_state:
+            # We need to get the state at this event, since we haven't
+            # processed all the prev events.
+            logger.debug(
+                "_handle_new_pdu getting state for %s",
+                pdu.room_id
+            )
+            state, auth_chain = yield self.get_state_for_room(
+                origin, pdu.room_id, pdu.event_id,
+            )
+
+        ret = yield self.handler.on_receive_pdu(
+            origin,
+            pdu,
+            backfilled=False,
+            state=state,
+            auth_chain=auth_chain,
+        )
+
+        defer.returnValue(ret)
+
+    def __str__(self):
+        return "<ReplicationLayer(%s)>" % self.server_name
+
+    def event_from_pdu_json(self, pdu_json, outlier=False):
+        event = FrozenEvent(
+            pdu_json
+        )
+
+        event.internal_metadata.outlier = outlier
+
+        return event

synapse/federation/replication.py

@@ -17,23 +17,20 @@
 a given transport.
 """
 
-from twisted.internet import defer
+from .federation_client import FederationClient
+from .federation_server import FederationServer
 
-from .units import Transaction, Edu
+from .transaction_queue import TransactionQueue
 
 from .persistence import TransactionActions
 
-from synapse.util.logutils import log_function
-from synapse.util.logcontext import PreserveLoggingContext
-from synapse.events import FrozenEvent
-
 import logging
 
 
 logger = logging.getLogger(__name__)
 
 
-class ReplicationLayer(object):
+class ReplicationLayer(FederationClient, FederationServer):
     """This layer is responsible for replicating with remote home servers over
     the given transport. I.e., does the sending and receiving of PDUs to
     remote home servers.
@@ -54,922 +51,26 @@ class ReplicationLayer(object):
     def __init__(self, hs, transport_layer):
         self.server_name = hs.hostname
 
+        self.keyring = hs.get_keyring()
+
         self.transport_layer = transport_layer
         self.transport_layer.register_received_handler(self)
         self.transport_layer.register_request_handler(self)
 
-        self.store = hs.get_datastore()
+        self.federation_client = self
-        # self.pdu_actions = PduActions(self.store)
-        self.transaction_actions = TransactionActions(self.store)
 
-        self._transaction_queue = _TransactionQueue(
+        self.store = hs.get_datastore()
-            hs, self.transaction_actions, transport_layer
-        )
 
         self.handler = None
         self.edu_handlers = {}
         self.query_handlers = {}
 
-        self._order = 0
-
         self._clock = hs.get_clock()
 
-        self.event_builder_factory = hs.get_event_builder_factory()
+        self.transaction_actions = TransactionActions(self.store)
+        self._transaction_queue = TransactionQueue(hs, transport_layer)
 
-    def set_handler(self, handler):
+        self._order = 0
-        """Sets the handler that the replication layer will use to communicate
-        receipt of new PDUs from other home servers. The required methods are
-        documented on :py:class:`.ReplicationHandler`.
-        """
-        self.handler = handler
-
-    def register_edu_handler(self, edu_type, handler):
-        if edu_type in self.edu_handlers:
-            raise KeyError("Already have an EDU handler for %s" % (edu_type,))
-
-        self.edu_handlers[edu_type] = handler
-
-    def register_query_handler(self, query_type, handler):
-        """Sets the handler callable that will be used to handle an incoming
-        federation Query of the given type.
-
-        Args:
-            query_type (str): Category name of the query, which should match
-                the string used by make_query.
-            handler (callable): Invoked to handle incoming queries of this type
-
-        handler is invoked as:
-            result = handler(args)
-
-        where 'args' is a dict mapping strings to strings of the query
-          arguments. It should return a Deferred that will eventually yield an
-          object to encode as JSON.
-        """
-        if query_type in self.query_handlers:
-            raise KeyError(
-                "Already have a Query handler for %s" % (query_type,)
-            )
-
-        self.query_handlers[query_type] = handler
-
-    @log_function
-    def send_pdu(self, pdu, destinations):
-        """Informs the replication layer about a new PDU generated within the
-        home server that should be transmitted to others.
-
-        TODO: Figure out when we should actually resolve the deferred.
-
-        Args:
-            pdu (Pdu): The new Pdu.
-
-        Returns:
-            Deferred: Completes when we have successfully processed the PDU
-            and replicated it to any interested remote home servers.
-        """
-        order = self._order
-        self._order += 1
-
-        logger.debug("[%s] transaction_layer.enqueue_pdu... ", pdu.event_id)
-
-        # TODO, add errback, etc.
-        self._transaction_queue.enqueue_pdu(pdu, destinations, order)
-
-        logger.debug(
-            "[%s] transaction_layer.enqueue_pdu... done",
-            pdu.event_id
-        )
-
-    @log_function
-    def send_edu(self, destination, edu_type, content):
-        edu = Edu(
-            origin=self.server_name,
-            destination=destination,
-            edu_type=edu_type,
-            content=content,
-        )
-
-        # TODO, add errback, etc.
-        self._transaction_queue.enqueue_edu(edu)
-        return defer.succeed(None)
-
-    @log_function
-    def send_failure(self, failure, destination):
-        self._transaction_queue.enqueue_failure(failure, destination)
-        return defer.succeed(None)
-
-    @log_function
-    def make_query(self, destination, query_type, args,
-                   retry_on_dns_fail=True):
-        """Sends a federation Query to a remote homeserver of the given type
-        and arguments.
-
-        Args:
-            destination (str): Domain name of the remote homeserver
-            query_type (str): Category of the query type; should match the
-                handler name used in register_query_handler().
-            args (dict): Mapping of strings to strings containing the details
-                of the query request.
-
-        Returns:
-            a Deferred which will eventually yield a JSON object from the
-            response
-        """
-        return self.transport_layer.make_query(
-            destination, query_type, args, retry_on_dns_fail=retry_on_dns_fail
-        )
-
-    @defer.inlineCallbacks
-    @log_function
-    def backfill(self, dest, context, limit, extremities):
-        """Requests some more historic PDUs for the given context from the
-        given destination server.
-
-        Args:
-            dest (str): The remote home server to ask.
-            context (str): The context to backfill.
-            limit (int): The maximum number of PDUs to return.
-            extremities (list): List of PDU id and origins of the first pdus
-                we have seen from the context
-
-        Returns:
-            Deferred: Results in the received PDUs.
-        """
-        logger.debug("backfill extrem=%s", extremities)
-
-        # If there are no extremeties then we've (probably) reached the start.
-        if not extremities:
-            return
-
-        transaction_data = yield self.transport_layer.backfill(
-            dest, context, extremities, limit)
-
-        logger.debug("backfill transaction_data=%s", repr(transaction_data))
-
-        transaction = Transaction(**transaction_data)
-
-        pdus = [
-            self.event_from_pdu_json(p, outlier=False)
-            for p in transaction.pdus
-        ]
-        for pdu in pdus:
-            yield self._handle_new_pdu(dest, pdu, backfilled=True)
-
-        defer.returnValue(pdus)
-
-    @defer.inlineCallbacks
-    @log_function
-    def get_pdu(self, destination, event_id, outlier=False):
-        """Requests the PDU with given origin and ID from the remote home
-        server.
-
-        This will persist the PDU locally upon receipt.
-
-        Args:
-            destination (str): Which home server to query
-            pdu_origin (str): The home server that originally sent the pdu.
-            event_id (str)
-            outlier (bool): Indicates whether the PDU is an `outlier`, i.e. if
-                it's from an arbitary point in the context as opposed to part
-                of the current block of PDUs. Defaults to `False`
-
-        Returns:
-            Deferred: Results in the requested PDU.
-        """
-
-        transaction_data = yield self.transport_layer.get_event(
-            destination, event_id
-        )
-
-        transaction = Transaction(**transaction_data)
-
-        pdu_list = [
-            self.event_from_pdu_json(p, outlier=outlier)
-            for p in transaction.pdus
-        ]
-
-        pdu = None
-        if pdu_list:
-            pdu = pdu_list[0]
-            yield self._handle_new_pdu(destination, pdu)
-
-        defer.returnValue(pdu)
-
-    @defer.inlineCallbacks
-    @log_function
-    def get_state_for_context(self, destination, context, event_id):
-        """Requests all of the `current` state PDUs for a given context from
-        a remote home server.
-
-        Args:
-            destination (str): The remote homeserver to query for the state.
-            context (str): The context we're interested in.
-            event_id (str): The id of the event we want the state at.
-
-        Returns:
-            Deferred: Results in a list of PDUs.
-        """
-
-        result = yield self.transport_layer.get_context_state(
-            destination,
-            context,
-            event_id=event_id,
-        )
-
-        pdus = [
-            self.event_from_pdu_json(p, outlier=True) for p in result["pdus"]
-        ]
-
-        auth_chain = [
-            self.event_from_pdu_json(p, outlier=True)
-            for p in result.get("auth_chain", [])
-        ]
-
-        defer.returnValue((pdus, auth_chain))
-
-    @defer.inlineCallbacks
-    @log_function
-    def get_event_auth(self, destination, context, event_id):
-        res = yield self.transport_layer.get_event_auth(
-            destination, context, event_id,
-        )
-
-        auth_chain = [
-            self.event_from_pdu_json(p, outlier=True)
-            for p in res["auth_chain"]
-        ]
-
-        auth_chain.sort(key=lambda e: e.depth)
-
-        defer.returnValue(auth_chain)
-
-    @defer.inlineCallbacks
-    @log_function
-    def on_backfill_request(self, origin, context, versions, limit):
-        pdus = yield self.handler.on_backfill_request(
-            origin, context, versions, limit
-        )
-
-        defer.returnValue((200, self._transaction_from_pdus(pdus).get_dict()))
-
-    @defer.inlineCallbacks
-    @log_function
-    def on_incoming_transaction(self, transaction_data):
-        transaction = Transaction(**transaction_data)
-
-        for p in transaction.pdus:
-            if "unsigned" in p:
-                unsigned = p["unsigned"]
-                if "age" in unsigned:
-                    p["age"] = unsigned["age"]
-            if "age" in p:
-                p["age_ts"] = int(self._clock.time_msec()) - int(p["age"])
-                del p["age"]
-
-        pdu_list = [
-            self.event_from_pdu_json(p) for p in transaction.pdus
-        ]
-
-        logger.debug("[%s] Got transaction", transaction.transaction_id)
-
-        response = yield self.transaction_actions.have_responded(transaction)
-
-        if response:
-            logger.debug("[%s] We've already responed to this request",
-                         transaction.transaction_id)
-            defer.returnValue(response)
-            return
-
-        logger.debug("[%s] Transaction is new", transaction.transaction_id)
-
-        with PreserveLoggingContext():
-            dl = []
-            for pdu in pdu_list:
-                dl.append(self._handle_new_pdu(transaction.origin, pdu))
-
-            if hasattr(transaction, "edus"):
-                for edu in [Edu(**x) for x in transaction.edus]:
-                    self.received_edu(
-                        transaction.origin,
-                        edu.edu_type,
-                        edu.content
-                    )
-
-            results = yield defer.DeferredList(dl)
-
-        ret = []
-        for r in results:
-            if r[0]:
-                ret.append({})
-            else:
-                logger.exception(r[1])
-                ret.append({"error": str(r[1])})
-
-        logger.debug("Returning: %s", str(ret))
-
-        yield self.transaction_actions.set_response(
-            transaction,
-            200, response
-        )
-        defer.returnValue((200, response))
-
-    def received_edu(self, origin, edu_type, content):
-        if edu_type in self.edu_handlers:
-            self.edu_handlers[edu_type](origin, content)
-        else:
-            logger.warn("Received EDU of type %s with no handler", edu_type)
-
-    @defer.inlineCallbacks
-    @log_function
-    def on_context_state_request(self, origin, context, event_id):
-        if event_id:
-            pdus = yield self.handler.get_state_for_pdu(
-                origin,
-                context,
-                event_id,
-            )
-            auth_chain = yield self.store.get_auth_chain(
-                [pdu.event_id for pdu in pdus]
-            )
-        else:
-            raise NotImplementedError("Specify an event")
-
-        defer.returnValue((200, {
-            "pdus": [pdu.get_pdu_json() for pdu in pdus],
-            "auth_chain": [pdu.get_pdu_json() for pdu in auth_chain],
-        }))
-
-    @defer.inlineCallbacks
-    @log_function
-    def on_pdu_request(self, origin, event_id):
-        pdu = yield self._get_persisted_pdu(origin, event_id)
-
-        if pdu:
-            defer.returnValue(
-                (200, self._transaction_from_pdus([pdu]).get_dict())
-            )
-        else:
-            defer.returnValue((404, ""))
-
-    @defer.inlineCallbacks
-    @log_function
-    def on_pull_request(self, origin, versions):
-        raise NotImplementedError("Pull transacions not implemented")
-
-    @defer.inlineCallbacks
-    def on_query_request(self, query_type, args):
-        if query_type in self.query_handlers:
-            response = yield self.query_handlers[query_type](args)
-            defer.returnValue((200, response))
-        else:
-            defer.returnValue(
-                (404, "No handler for Query type '%s'" % (query_type, ))
-            )
-
-    @defer.inlineCallbacks
-    def on_make_join_request(self, context, user_id):
-        pdu = yield self.handler.on_make_join_request(context, user_id)
-        time_now = self._clock.time_msec()
-        defer.returnValue({
-            "event": pdu.get_pdu_json(time_now),
-        })
-
-    @defer.inlineCallbacks
-    def on_invite_request(self, origin, content):
-        pdu = self.event_from_pdu_json(content)
-        ret_pdu = yield self.handler.on_invite_request(origin, pdu)
-        time_now = self._clock.time_msec()
-        defer.returnValue(
-            (
-                200,
-                {
-                    "event": ret_pdu.get_pdu_json(time_now),
-                }
-            )
-        )
-
-    @defer.inlineCallbacks
-    def on_send_join_request(self, origin, content):
-        logger.debug("on_send_join_request: content: %s", content)
-        pdu = self.event_from_pdu_json(content)
-        logger.debug("on_send_join_request: pdu sigs: %s", pdu.signatures)
-        res_pdus = yield self.handler.on_send_join_request(origin, pdu)
-        time_now = self._clock.time_msec()
-        defer.returnValue((200, {
-            "state": [p.get_pdu_json(time_now) for p in res_pdus["state"]],
-            "auth_chain": [
-                p.get_pdu_json(time_now) for p in res_pdus["auth_chain"]
-            ],
-        }))
-
-    @defer.inlineCallbacks
-    def on_event_auth(self, origin, context, event_id):
-        time_now = self._clock.time_msec()
-        auth_pdus = yield self.handler.on_event_auth(event_id)
-        defer.returnValue(
-            (
-                200,
-                {
-                    "auth_chain": [
-                        a.get_pdu_json(time_now) for a in auth_pdus
-                    ],
-                }
-            )
-        )
-
-    @defer.inlineCallbacks
-    def make_join(self, destination, context, user_id):
-        ret = yield self.transport_layer.make_join(
-            destination=destination,
-            context=context,
-            user_id=user_id,
-        )
-
-        pdu_dict = ret["event"]
-
-        logger.debug("Got response to make_join: %s", pdu_dict)
-
-        defer.returnValue(self.event_from_pdu_json(pdu_dict))
-
-    @defer.inlineCallbacks
-    def send_join(self, destination, pdu):
-        time_now = self._clock.time_msec()
-        _, content = yield self.transport_layer.send_join(
-            destination,
-            pdu.room_id,
-            pdu.event_id,
-            pdu.get_pdu_json(time_now),
-        )
-
-        logger.debug("Got content: %s", content)
-
-        state = [
-            self.event_from_pdu_json(p, outlier=True)
-            for p in content.get("state", [])
-        ]
-
-        # FIXME: We probably want to do something with the auth_chain given
-        # to us
-
-        auth_chain = [
-            self.event_from_pdu_json(p, outlier=True)
-            for p in content.get("auth_chain", [])
-        ]
-
-        auth_chain.sort(key=lambda e: e.depth)
-
-        defer.returnValue({
-            "state": state,
-            "auth_chain": auth_chain,
-        })
-
-    @defer.inlineCallbacks
-    def send_invite(self, destination, context, event_id, pdu):
-        time_now = self._clock.time_msec()
-        code, content = yield self.transport_layer.send_invite(
-            destination=destination,
-            context=context,
-            event_id=event_id,
-            content=pdu.get_pdu_json(time_now),
-        )
-
-        pdu_dict = content["event"]
-
-        logger.debug("Got response to send_invite: %s", pdu_dict)
-
-        defer.returnValue(self.event_from_pdu_json(pdu_dict))
-
-    @log_function
-    def _get_persisted_pdu(self, origin, event_id, do_auth=True):
-        """ Get a PDU from the database with given origin and id.
-
-        Returns:
-            Deferred: Results in a `Pdu`.
-        """
-        return self.handler.get_persisted_pdu(
-            origin, event_id, do_auth=do_auth
-        )
-
-    def _transaction_from_pdus(self, pdu_list):
-        """Returns a new Transaction containing the given PDUs suitable for
-        transmission.
-        """
-        time_now = self._clock.time_msec()
-        pdus = [p.get_pdu_json(time_now) for p in pdu_list]
-        return Transaction(
-            origin=self.server_name,
-            pdus=pdus,
-            origin_server_ts=int(time_now),
-            destination=None,
-        )
-
-    @defer.inlineCallbacks
-    @log_function
-    def _handle_new_pdu(self, origin, pdu, backfilled=False):
-        # We reprocess pdus when we have seen them only as outliers
-        existing = yield self._get_persisted_pdu(
-            origin, pdu.event_id, do_auth=False
-        )
-
-        already_seen = (
-            existing and (
-                not existing.internal_metadata.is_outlier()
-                or pdu.internal_metadata.is_outlier()
-            )
-        )
-        if already_seen:
-            logger.debug("Already seen pdu %s", pdu.event_id)
-            defer.returnValue({})
-            return
-
-        state = None
-
-        auth_chain = []
-
-        # We need to make sure we have all the auth events.
-        # for e_id, _ in pdu.auth_events:
-        #     exists = yield self._get_persisted_pdu(
-        #         origin,
-        #         e_id,
-        #         do_auth=False
-        #     )
-        #
-        #     if not exists:
-        #         try:
-        #             logger.debug(
-        #                 "_handle_new_pdu fetch missing auth event %s from %s",
-        #                 e_id,
-        #                 origin,
-        #             )
-        #
-        #             yield self.get_pdu(
-        #                 origin,
-        #                 event_id=e_id,
-        #                 outlier=True,
-        #             )
-        #
-        #             logger.debug("Processed pdu %s", e_id)
-        #         except:
-        #             logger.warn(
-        #                 "Failed to get auth event %s from %s",
-        #                 e_id,
-        #                 origin
-        #             )
-
-        # Get missing pdus if necessary.
-        if not pdu.internal_metadata.is_outlier():
-            # We only backfill backwards to the min depth.
-            min_depth = yield self.handler.get_min_depth_for_context(
-                pdu.room_id
-            )
-
-            logger.debug(
-                "_handle_new_pdu min_depth for %s: %d",
-                pdu.room_id, min_depth
-            )
-
-            if min_depth and pdu.depth > min_depth:
-                for event_id, hashes in pdu.prev_events:
-                    exists = yield self._get_persisted_pdu(
-                        origin,
-                        event_id,
-                        do_auth=False
-                    )
-
-                    if not exists:
-                        logger.debug(
-                            "_handle_new_pdu requesting pdu %s",
-                            event_id
-                        )
-
-                        try:
-                            yield self.get_pdu(
-                                origin,
-                                event_id=event_id,
-                            )
-                            logger.debug("Processed pdu %s", event_id)
-                        except:
-                            # TODO(erikj): Do some more intelligent retries.
-                            logger.exception("Failed to get PDU")
-            else:
-                # We need to get the state at this event, since we have reached
-                # a backward extremity edge.
-                logger.debug(
-                    "_handle_new_pdu getting state for %s",
-                    pdu.room_id
-                )
-                state, auth_chain = yield self.get_state_for_context(
-                    origin, pdu.room_id, pdu.event_id,
-                )
-
-        if not backfilled:
-            ret = yield self.handler.on_receive_pdu(
-                origin,
-                pdu,
-                backfilled=backfilled,
-                state=state,
-                auth_chain=auth_chain,
-            )
-        else:
-            ret = None
-
-        # yield self.pdu_actions.mark_as_processed(pdu)
-
-        defer.returnValue(ret)
 
     def __str__(self):
         return "<ReplicationLayer(%s)>" % self.server_name
-
-    def event_from_pdu_json(self, pdu_json, outlier=False):
-        event = FrozenEvent(
-            pdu_json
-        )
-
-        event.internal_metadata.outlier = outlier
-
-        return event
-
-
-class _TransactionQueue(object):
-    """This class makes sure we only have one transaction in flight at
-    a time for a given destination.
-
-    It batches pending PDUs into single transactions.
-    """
-
-    def __init__(self, hs, transaction_actions, transport_layer):
-        self.server_name = hs.hostname
-        self.transaction_actions = transaction_actions
-        self.transport_layer = transport_layer
-
-        self._clock = hs.get_clock()
-        self.store = hs.get_datastore()
-
-        # Is a mapping from destinations -> deferreds. Used to keep track
-        # of which destinations have transactions in flight and when they are
-        # done
-        self.pending_transactions = {}
-
-        # Is a mapping from destination -> list of
-        # tuple(pending pdus, deferred, order)
-        self.pending_pdus_by_dest = {}
-        # destination -> list of tuple(edu, deferred)
-        self.pending_edus_by_dest = {}
-
-        # destination -> list of tuple(failure, deferred)
-        self.pending_failures_by_dest = {}
-
-        # HACK to get unique tx id
-        self._next_txn_id = int(self._clock.time_msec())
-
-    @defer.inlineCallbacks
-    @log_function
-    def enqueue_pdu(self, pdu, destinations, order):
-        # We loop through all destinations to see whether we already have
-        # a transaction in progress. If we do, stick it in the pending_pdus
-        # table and we'll get back to it later.
-
-        destinations = set(destinations)
-        destinations.discard(self.server_name)
-        destinations.discard("localhost")
-
-        logger.debug("Sending to: %s", str(destinations))
-
-        if not destinations:
-            return
-
-        deferreds = []
-
-        for destination in destinations:
-            deferred = defer.Deferred()
-            self.pending_pdus_by_dest.setdefault(destination, []).append(
-                (pdu, deferred, order)
-            )
-
-            def eb(failure):
-                if not deferred.called:
-                    deferred.errback(failure)
-                else:
-                    logger.warn("Failed to send pdu", failure)
-
-            with PreserveLoggingContext():
-                self._attempt_new_transaction(destination).addErrback(eb)
-
-            deferreds.append(deferred)
-
-        yield defer.DeferredList(deferreds)
-
-    # NO inlineCallbacks
-    def enqueue_edu(self, edu):
-        destination = edu.destination
-
-        if destination == self.server_name:
-            return
-
-        deferred = defer.Deferred()
-        self.pending_edus_by_dest.setdefault(destination, []).append(
-            (edu, deferred)
-        )
-
-        def eb(failure):
-            if not deferred.called:
-                deferred.errback(failure)
-            else:
-                logger.warn("Failed to send edu", failure)
-
-        with PreserveLoggingContext():
-            self._attempt_new_transaction(destination).addErrback(eb)
-
-        return deferred
-
-    @defer.inlineCallbacks
-    def enqueue_failure(self, failure, destination):
-        deferred = defer.Deferred()
-
-        self.pending_failures_by_dest.setdefault(
-            destination, []
-        ).append(
-            (failure, deferred)
-        )
-
-        yield deferred
-
-    @defer.inlineCallbacks
-    @log_function
-    def _attempt_new_transaction(self, destination):
-
-        (retry_last_ts, retry_interval) = (0, 0)
-        retry_timings = yield self.store.get_destination_retry_timings(
-            destination
-        )
-        if retry_timings:
-            (retry_last_ts, retry_interval) = (
-                retry_timings.retry_last_ts, retry_timings.retry_interval
-            )
-            if retry_last_ts + retry_interval > int(self._clock.time_msec()):
-                logger.info(
-                    "TX [%s] not ready for retry yet - "
-                    "dropping transaction for now",
-                    destination,
-                )
-                return
-            else:
-                logger.info("TX [%s] is ready for retry", destination)
-
-        logger.info("TX [%s] _attempt_new_transaction", destination)
-        
-        if destination in self.pending_transactions:
-            # XXX: pending_transactions can get stuck on by a never-ending
-            # request at which point pending_pdus_by_dest just keeps growing.
-            # we need application-layer timeouts of some flavour of these
-            # requests
-            return
-
-        # list of (pending_pdu, deferred, order)
-        pending_pdus = self.pending_pdus_by_dest.pop(destination, [])
-        pending_edus = self.pending_edus_by_dest.pop(destination, [])
-        pending_failures = self.pending_failures_by_dest.pop(destination, [])
-
-        if pending_pdus:
-            logger.info("TX [%s] len(pending_pdus_by_dest[dest]) = %d", destination, len(pending_pdus))
-
-        if not pending_pdus and not pending_edus and not pending_failures:
-            return
-
-        logger.debug(
-            "TX [%s] Attempting new transaction "
-            "(pdus: %d, edus: %d, failures: %d)",
-            destination,
-            len(pending_pdus),
-            len(pending_edus),
-            len(pending_failures)
-        )
-
-        # Sort based on the order field
-        pending_pdus.sort(key=lambda t: t[2])
-
-        pdus = [x[0] for x in pending_pdus]
-        edus = [x[0] for x in pending_edus]
-        failures = [x[0].get_dict() for x in pending_failures]
-        deferreds = [
-            x[1]
-            for x in pending_pdus + pending_edus + pending_failures
-        ]
-
-        try:
-            self.pending_transactions[destination] = 1
-
-            logger.debug("TX [%s] Persisting transaction...", destination)
-
-            transaction = Transaction.create_new(
-                origin_server_ts=int(self._clock.time_msec()),
-                transaction_id=str(self._next_txn_id),
-                origin=self.server_name,
-                destination=destination,
-                pdus=pdus,
-                edus=edus,
-                pdu_failures=failures,
-            )
-
-            self._next_txn_id += 1
-
-            yield self.transaction_actions.prepare_to_send(transaction)
-
-            logger.debug("TX [%s] Persisted transaction", destination)
-            logger.info(
-                "TX [%s] Sending transaction [%s]",
-                destination,
-                transaction.transaction_id,
-            )
-
-            # Actually send the transaction
-
-            # FIXME (erikj): This is a bit of a hack to make the Pdu age
-            # keys work
-            def json_data_cb():
-                data = transaction.get_dict()
-                now = int(self._clock.time_msec())
-                if "pdus" in data:
-                    for p in data["pdus"]:
-                        if "age_ts" in p:
-                            unsigned = p.setdefault("unsigned", {})
-                            unsigned["age"] = now - int(p["age_ts"])
-                            del p["age_ts"]
-                return data
-
-            code, response = yield self.transport_layer.send_transaction(
-                transaction, json_data_cb
-            )
-
-            logger.info("TX [%s] got %d response", destination, code)
-
-            logger.debug("TX [%s] Sent transaction", destination)
-            logger.debug("TX [%s] Marking as delivered...", destination)
-
-            yield self.transaction_actions.delivered(
-                transaction, code, response
-            )
-
-            logger.debug("TX [%s] Marked as delivered", destination)
-            logger.debug("TX [%s] Yielding to callbacks...", destination)
-
-            for deferred in deferreds:
-                if code == 200:
-                    if retry_last_ts:
-                        # this host is alive! reset retry schedule
-                        yield self.store.set_destination_retry_timings(
-                            destination, 0, 0
-                        )
-                    deferred.callback(None)
-                else:
-                    self.set_retrying(destination, retry_interval)
-                    deferred.errback(RuntimeError("Got status %d" % code))
-
-                # Ensures we don't continue until all callbacks on that
-                # deferred have fired
-                try:
-                    yield deferred
-                except:
-                    pass
-
-            logger.debug("TX [%s] Yielded to callbacks", destination)
-
-        except Exception as e:
-            # We capture this here as there as nothing actually listens
-            # for this finishing functions deferred.
-            logger.warn(
-                "TX [%s] Problem in _attempt_transaction: %s",
-                destination,
-                e,
-            )
-
-            self.set_retrying(destination, retry_interval)
-
-            for deferred in deferreds:
-                if not deferred.called:
-                    deferred.errback(e)
-
-        finally:
-            # We want to be *very* sure we delete this after we stop processing
-            self.pending_transactions.pop(destination, None)
-
-            # Check to see if there is anything else to send.
-            self._attempt_new_transaction(destination)
-
-    @defer.inlineCallbacks
-    def set_retrying(self, destination, retry_interval):
-        # track that this destination is having problems and we should
-        # give it a chance to recover before trying it again
-
-        if retry_interval:
-            retry_interval *= 2
-            # plateau at hourly retries for now
-            if retry_interval >= 60 * 60 * 1000:
-                retry_interval = 60 * 60 * 1000
-        else:
-            retry_interval = 2000  # try again at first after 2 seconds
-
-        yield self.store.set_destination_retry_timings(
-            destination,
-            int(self._clock.time_msec()),
-            retry_interval
-        )

synapse/federation/transaction_queue.py

@@ -0,0 +1,335 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from twisted.internet import defer
+
+from .persistence import TransactionActions
+from .units import Transaction
+
+from synapse.api.errors import HttpResponseException
+from synapse.util.logutils import log_function
+from synapse.util.logcontext import PreserveLoggingContext
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class TransactionQueue(object):
+    """This class makes sure we only have one transaction in flight at
+    a time for a given destination.
+
+    It batches pending PDUs into single transactions.
+    """
+
+    def __init__(self, hs, transport_layer):
+        self.server_name = hs.hostname
+
+        self.store = hs.get_datastore()
+        self.transaction_actions = TransactionActions(self.store)
+
+        self.transport_layer = transport_layer
+
+        self._clock = hs.get_clock()
+
+        # Is a mapping from destinations -> deferreds. Used to keep track
+        # of which destinations have transactions in flight and when they are
+        # done
+        self.pending_transactions = {}
+
+        # Is a mapping from destination -> list of
+        # tuple(pending pdus, deferred, order)
+        self.pending_pdus_by_dest = {}
+        # destination -> list of tuple(edu, deferred)
+        self.pending_edus_by_dest = {}
+
+        # destination -> list of tuple(failure, deferred)
+        self.pending_failures_by_dest = {}
+
+        # HACK to get unique tx id
+        self._next_txn_id = int(self._clock.time_msec())
+
+    @defer.inlineCallbacks
+    @log_function
+    def enqueue_pdu(self, pdu, destinations, order):
+        # We loop through all destinations to see whether we already have
+        # a transaction in progress. If we do, stick it in the pending_pdus
+        # table and we'll get back to it later.
+
+        destinations = set(destinations)
+        destinations.discard(self.server_name)
+        destinations.discard("localhost")
+
+        logger.debug("Sending to: %s", str(destinations))
+
+        if not destinations:
+            return
+
+        deferreds = []
+
+        for destination in destinations:
+            deferred = defer.Deferred()
+            self.pending_pdus_by_dest.setdefault(destination, []).append(
+                (pdu, deferred, order)
+            )
+
+            def eb(failure):
+                if not deferred.called:
+                    deferred.errback(failure)
+                else:
+                    logger.warn("Failed to send pdu", failure)
+
+            with PreserveLoggingContext():
+                self._attempt_new_transaction(destination).addErrback(eb)
+
+            deferreds.append(deferred)
+
+        yield defer.DeferredList(deferreds)
+
+    # NO inlineCallbacks
+    def enqueue_edu(self, edu):
+        destination = edu.destination
+
+        if destination == self.server_name:
+            return
+
+        deferred = defer.Deferred()
+        self.pending_edus_by_dest.setdefault(destination, []).append(
+            (edu, deferred)
+        )
+
+        def eb(failure):
+            if not deferred.called:
+                deferred.errback(failure)
+            else:
+                logger.warn("Failed to send edu", failure)
+
+        with PreserveLoggingContext():
+            self._attempt_new_transaction(destination).addErrback(eb)
+
+        return deferred
+
+    @defer.inlineCallbacks
+    def enqueue_failure(self, failure, destination):
+        deferred = defer.Deferred()
+
+        self.pending_failures_by_dest.setdefault(
+            destination, []
+        ).append(
+            (failure, deferred)
+        )
+
+        yield deferred
+
+    @defer.inlineCallbacks
+    @log_function
+    def _attempt_new_transaction(self, destination):
+
+        (retry_last_ts, retry_interval) = (0, 0)
+        retry_timings = yield self.store.get_destination_retry_timings(
+            destination
+        )
+        if retry_timings:
+            (retry_last_ts, retry_interval) = (
+                retry_timings.retry_last_ts, retry_timings.retry_interval
+            )
+            if retry_last_ts + retry_interval > int(self._clock.time_msec()):
+                logger.info(
+                    "TX [%s] not ready for retry yet - "
+                    "dropping transaction for now",
+                    destination,
+                )
+                return
+            else:
+                logger.info("TX [%s] is ready for retry", destination)
+
+        if destination in self.pending_transactions:
+            # XXX: pending_transactions can get stuck on by a never-ending
+            # request at which point pending_pdus_by_dest just keeps growing.
+            # we need application-layer timeouts of some flavour of these
+            # requests
+            logger.info(
+                "TX [%s] Transaction already in progress",
+                destination
+            )
+            return
+
+        logger.info("TX [%s] _attempt_new_transaction", destination)
+
+        # list of (pending_pdu, deferred, order)
+        pending_pdus = self.pending_pdus_by_dest.pop(destination, [])
+        pending_edus = self.pending_edus_by_dest.pop(destination, [])
+        pending_failures = self.pending_failures_by_dest.pop(destination, [])
+
+        if pending_pdus:
+            logger.info("TX [%s] len(pending_pdus_by_dest[dest]) = %d",
+                        destination, len(pending_pdus))
+
+        if not pending_pdus and not pending_edus and not pending_failures:
+            logger.info("TX [%s] Nothing to send", destination)
+            return
+
+        logger.debug(
+            "TX [%s] Attempting new transaction"
+            " (pdus: %d, edus: %d, failures: %d)",
+            destination,
+            len(pending_pdus),
+            len(pending_edus),
+            len(pending_failures)
+        )
+
+        # Sort based on the order field
+        pending_pdus.sort(key=lambda t: t[2])
+
+        pdus = [x[0] for x in pending_pdus]
+        edus = [x[0] for x in pending_edus]
+        failures = [x[0].get_dict() for x in pending_failures]
+        deferreds = [
+            x[1]
+            for x in pending_pdus + pending_edus + pending_failures
+        ]
+
+        try:
+            self.pending_transactions[destination] = 1
+
+            logger.debug("TX [%s] Persisting transaction...", destination)
+
+            transaction = Transaction.create_new(
+                origin_server_ts=int(self._clock.time_msec()),
+                transaction_id=str(self._next_txn_id),
+                origin=self.server_name,
+                destination=destination,
+                pdus=pdus,
+                edus=edus,
+                pdu_failures=failures,
+            )
+
+            self._next_txn_id += 1
+
+            yield self.transaction_actions.prepare_to_send(transaction)
+
+            logger.debug("TX [%s] Persisted transaction", destination)
+            logger.info(
+                "TX [%s] Sending transaction [%s]",
+                destination,
+                transaction.transaction_id,
+            )
+
+            # Actually send the transaction
+
+            # FIXME (erikj): This is a bit of a hack to make the Pdu age
+            # keys work
+            def json_data_cb():
+                data = transaction.get_dict()
+                now = int(self._clock.time_msec())
+                if "pdus" in data:
+                    for p in data["pdus"]:
+                        if "age_ts" in p:
+                            unsigned = p.setdefault("unsigned", {})
+                            unsigned["age"] = now - int(p["age_ts"])
+                            del p["age_ts"]
+                return data
+
+            try:
+                response = yield self.transport_layer.send_transaction(
+                    transaction, json_data_cb
+                )
+                code = 200
+            except HttpResponseException as e:
+                code = e.code
+                response = e.response
+
+            logger.info("TX [%s] got %d response", destination, code)
+
+            logger.debug("TX [%s] Sent transaction", destination)
+            logger.debug("TX [%s] Marking as delivered...", destination)
+
+            yield self.transaction_actions.delivered(
+                transaction, code, response
+            )
+
+            logger.debug("TX [%s] Marked as delivered", destination)
+            logger.debug("TX [%s] Yielding to callbacks...", destination)
+
+            for deferred in deferreds:
+                if code == 200:
+                    if retry_last_ts:
+                        # this host is alive! reset retry schedule
+                        yield self.store.set_destination_retry_timings(
+                            destination, 0, 0
+                        )
+                    deferred.callback(None)
+                else:
+                    self.set_retrying(destination, retry_interval)
+                    deferred.errback(RuntimeError("Got status %d" % code))
+
+                # Ensures we don't continue until all callbacks on that
+                # deferred have fired
+                try:
+                    yield deferred
+                except:
+                    pass
+
+            logger.debug("TX [%s] Yielded to callbacks", destination)
+        except RuntimeError as e:
+            # We capture this here as there as nothing actually listens
+            # for this finishing functions deferred.
+            logger.warn(
+                "TX [%s] Problem in _attempt_transaction: %s",
+                destination,
+                e,
+            )
+        except Exception as e:
+            # We capture this here as there as nothing actually listens
+            # for this finishing functions deferred.
+            logger.exception(
+                "TX [%s] Problem in _attempt_transaction: %s",
+                destination,
+                e,
+            )
+
+            self.set_retrying(destination, retry_interval)
+
+            for deferred in deferreds:
+                if not deferred.called:
+                    deferred.errback(e)
+
+        finally:
+            # We want to be *very* sure we delete this after we stop processing
+            self.pending_transactions.pop(destination, None)
+
+            # Check to see if there is anything else to send.
+            self._attempt_new_transaction(destination)
+
+    @defer.inlineCallbacks
+    def set_retrying(self, destination, retry_interval):
+        # track that this destination is having problems and we should
+        # give it a chance to recover before trying it again
+
+        if retry_interval:
+            retry_interval *= 2
+            # plateau at hourly retries for now
+            if retry_interval >= 60 * 60 * 1000:
+                retry_interval = 60 * 60 * 1000
+        else:
+            retry_interval = 2000  # try again at first after 2 seconds
+
+        yield self.store.set_destination_retry_timings(
+            destination,
+            int(self._clock.time_msec()),
+            retry_interval
+        )

synapse/federation/transport/__init__.py

@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""The transport layer is responsible for both sending transactions to remote
+home servers and receiving a variety of requests from other home servers.
+
+By default this is done over HTTPS (and all home servers are required to
+support HTTPS), however individual pairings of servers may decide to
+communicate over a different (albeit still reliable) protocol.
+"""
+
+from .server import TransportLayerServer
+from .client import TransportLayerClient
+
+
+class TransportLayer(TransportLayerServer, TransportLayerClient):
+    """This is a basic implementation of the transport layer that translates
+    transactions and other requests to/from HTTP.
+
+    Attributes:
+        server_name (str): Local home server host
+
+        server (synapse.http.server.HttpServer): the http server to
+                register listeners on
+
+        client (synapse.http.client.HttpClient): the http client used to
+                send requests
+
+        request_handler (TransportRequestHandler): The handler to fire when we
+            receive requests for data.
+
+        received_handler (TransportReceivedHandler): The handler to fire when
+            we receive data.
+    """
+
+    def __init__(self, homeserver, server_name, server, client):
+        """
+        Args:
+            server_name (str): Local home server host
+            server (synapse.protocol.http.HttpServer): the http server to
+                register listeners on
+            client (synapse.protocol.http.HttpClient): the http client used to
+                send requests
+        """
+        self.keyring = homeserver.get_keyring()
+        self.server_name = server_name
+        self.server = server
+        self.client = client
+        self.request_handler = None
+        self.received_handler = None

synapse/federation/transport/client.py

@@ -0,0 +1,221 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.internet import defer
+
+from synapse.api.urls import FEDERATION_PREFIX as PREFIX
+from synapse.util.logutils import log_function
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class TransportLayerClient(object):
+    """Sends federation HTTP requests to other servers"""
+
+    @log_function
+    def get_room_state(self, destination, room_id, event_id):
+        """ Requests all state for a given room from the given server at the
+        given event.
+
+        Args:
+            destination (str): The host name of the remote home server we want
+                to get the state from.
+            context (str): The name of the context we want the state of
+            event_id (str): The event we want the context at.
+
+        Returns:
+            Deferred: Results in a dict received from the remote homeserver.
+        """
+        logger.debug("get_room_state dest=%s, room=%s",
+                     destination, room_id)
+
+        path = PREFIX + "/state/%s/" % room_id
+        return self.client.get_json(
+            destination, path=path, args={"event_id": event_id},
+        )
+
+    @log_function
+    def get_event(self, destination, event_id):
+        """ Requests the pdu with give id and origin from the given server.
+
+        Args:
+            destination (str): The host name of the remote home server we want
+                to get the state from.
+            event_id (str): The id of the event being requested.
+
+        Returns:
+            Deferred: Results in a dict received from the remote homeserver.
+        """
+        logger.debug("get_pdu dest=%s, event_id=%s",
+                     destination, event_id)
+
+        path = PREFIX + "/event/%s/" % (event_id, )
+        return self.client.get_json(destination, path=path)
+
+    @log_function
+    def backfill(self, destination, room_id, event_tuples, limit):
+        """ Requests `limit` previous PDUs in a given context before list of
+        PDUs.
+
+        Args:
+            dest (str)
+            room_id (str)
+            event_tuples (list)
+            limt (int)
+
+        Returns:
+            Deferred: Results in a dict received from the remote homeserver.
+        """
+        logger.debug(
+            "backfill dest=%s, room_id=%s, event_tuples=%s, limit=%s",
+            destination, room_id, repr(event_tuples), str(limit)
+        )
+
+        if not event_tuples:
+            # TODO: raise?
+            return
+
+        path = PREFIX + "/backfill/%s/" % (room_id,)
+
+        args = {
+            "v": event_tuples,
+            "limit": [str(limit)],
+        }
+
+        return self.client.get_json(
+            destination,
+            path=path,
+            args=args,
+        )
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_transaction(self, transaction, json_data_callback=None):
+        """ Sends the given Transaction to its destination
+
+        Args:
+            transaction (Transaction)
+
+        Returns:
+            Deferred: Results of the deferred is a tuple in the form of
+            (response_code, response_body) where the response_body is a
+            python dict decoded from json
+        """
+        logger.debug(
+            "send_data dest=%s, txid=%s",
+            transaction.destination, transaction.transaction_id
+        )
+
+        if transaction.destination == self.server_name:
+            raise RuntimeError("Transport layer cannot send to itself!")
+
+        # FIXME: This is only used by the tests. The actual json sent is
+        # generated by the json_data_callback.
+        json_data = transaction.get_dict()
+
+        response = yield self.client.put_json(
+            transaction.destination,
+            path=PREFIX + "/send/%s/" % transaction.transaction_id,
+            data=json_data,
+            json_data_callback=json_data_callback,
+        )
+
+        logger.debug(
+            "send_data dest=%s, txid=%s, got response: 200",
+            transaction.destination, transaction.transaction_id,
+        )
+
+        defer.returnValue(response)
+
+    @defer.inlineCallbacks
+    @log_function
+    def make_query(self, destination, query_type, args, retry_on_dns_fail):
+        path = PREFIX + "/query/%s" % query_type
+
+        content = yield self.client.get_json(
+            destination=destination,
+            path=path,
+            args=args,
+            retry_on_dns_fail=retry_on_dns_fail,
+        )
+
+        defer.returnValue(content)
+
+    @defer.inlineCallbacks
+    @log_function
+    def make_join(self, destination, room_id, user_id, retry_on_dns_fail=True):
+        path = PREFIX + "/make_join/%s/%s" % (room_id, user_id)
+
+        content = yield self.client.get_json(
+            destination=destination,
+            path=path,
+            retry_on_dns_fail=retry_on_dns_fail,
+        )
+
+        defer.returnValue(content)
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_join(self, destination, room_id, event_id, content):
+        path = PREFIX + "/send_join/%s/%s" % (room_id, event_id)
+
+        response = yield self.client.put_json(
+            destination=destination,
+            path=path,
+            data=content,
+        )
+
+        defer.returnValue(response)
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_invite(self, destination, room_id, event_id, content):
+        path = PREFIX + "/invite/%s/%s" % (room_id, event_id)
+
+        response = yield self.client.put_json(
+            destination=destination,
+            path=path,
+            data=content,
+        )
+
+        defer.returnValue(response)
+
+    @defer.inlineCallbacks
+    @log_function
+    def get_event_auth(self, destination, room_id, event_id):
+        path = PREFIX + "/event_auth/%s/%s" % (room_id, event_id)
+
+        content = yield self.client.get_json(
+            destination=destination,
+            path=path,
+        )
+
+        defer.returnValue(content)
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_query_auth(self, destination, room_id, event_id, content):
+        path = PREFIX + "/query_auth/%s/%s" % (room_id, event_id)
+
+        content = yield self.client.post_json(
+            destination=destination,
+            path=path,
+            data=content,
+        )
+
+        defer.returnValue(content)

synapse/federation/transport/server.py

@@ -13,14 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""The transport layer is responsible for both sending transactions to remote
-home servers and receiving a variety of requests from other home servers.
-
-Typically, this is done over HTTP (and all home servers are required to
-support HTTP), however individual pairings of servers may decide to communicate
-over a different (albeit still reliable) protocol.
-"""
-
 from twisted.internet import defer
 
 from synapse.api.urls import FEDERATION_PREFIX as PREFIX
@@ -35,241 +27,8 @@ import re
 logger = logging.getLogger(__name__)
 
 
-class TransportLayer(object):
+class TransportLayerServer(object):
-    """This is a basic implementation of the transport layer that translates
+    """Handles incoming federation HTTP requests"""
-    transactions and other requests to/from HTTP.
-
-    Attributes:
-        server_name (str): Local home server host
-
-        server (synapse.http.server.HttpServer): the http server to
-                register listeners on
-
-        client (synapse.http.client.HttpClient): the http client used to
-                send requests
-
-        request_handler (TransportRequestHandler): The handler to fire when we
-            receive requests for data.
-
-        received_handler (TransportReceivedHandler): The handler to fire when
-            we receive data.
-    """
-
-    def __init__(self, homeserver, server_name, server, client):
-        """
-        Args:
-            server_name (str): Local home server host
-            server (synapse.protocol.http.HttpServer): the http server to
-                register listeners on
-            client (synapse.protocol.http.HttpClient): the http client used to
-                send requests
-        """
-        self.keyring = homeserver.get_keyring()
-        self.server_name = server_name
-        self.server = server
-        self.client = client
-        self.request_handler = None
-        self.received_handler = None
-
-    @log_function
-    def get_context_state(self, destination, context, event_id=None):
-        """ Requests all state for a given context (i.e. room) from the
-        given server.
-
-        Args:
-            destination (str): The host name of the remote home server we want
-                to get the state from.
-            context (str): The name of the context we want the state of
-
-        Returns:
-            Deferred: Results in a dict received from the remote homeserver.
-        """
-        logger.debug("get_context_state dest=%s, context=%s",
-                     destination, context)
-
-        subpath = "/state/%s/" % context
-
-        args = {}
-        if event_id:
-            args["event_id"] = event_id
-
-        return self._do_request_for_transaction(
-            destination, subpath, args=args
-        )
-
-    @log_function
-    def get_event(self, destination, event_id):
-        """ Requests the pdu with give id and origin from the given server.
-
-        Args:
-            destination (str): The host name of the remote home server we want
-                to get the state from.
-            event_id (str): The id of the event being requested.
-
-        Returns:
-            Deferred: Results in a dict received from the remote homeserver.
-        """
-        logger.debug("get_pdu dest=%s, event_id=%s",
-                     destination, event_id)
-
-        subpath = "/event/%s/" % (event_id, )
-
-        return self._do_request_for_transaction(destination, subpath)
-
-    @log_function
-    def backfill(self, dest, context, event_tuples, limit):
-        """ Requests `limit` previous PDUs in a given context before list of
-        PDUs.
-
-        Args:
-            dest (str)
-            context (str)
-            event_tuples (list)
-            limt (int)
-
-        Returns:
-            Deferred: Results in a dict received from the remote homeserver.
-        """
-        logger.debug(
-            "backfill dest=%s, context=%s, event_tuples=%s, limit=%s",
-            dest, context, repr(event_tuples), str(limit)
-        )
-
-        if not event_tuples:
-            # TODO: raise?
-            return
-
-        subpath = "/backfill/%s/" % (context,)
-
-        args = {
-            "v": event_tuples,
-            "limit": [str(limit)],
-        }
-
-        return self._do_request_for_transaction(
-            dest,
-            subpath,
-            args=args,
-        )
-
-    @defer.inlineCallbacks
-    @log_function
-    def send_transaction(self, transaction, json_data_callback=None):
-        """ Sends the given Transaction to its destination
-
-        Args:
-            transaction (Transaction)
-
-        Returns:
-            Deferred: Results of the deferred is a tuple in the form of
-            (response_code, response_body) where the response_body is a
-            python dict decoded from json
-        """
-        logger.debug(
-            "send_data dest=%s, txid=%s",
-            transaction.destination, transaction.transaction_id
-        )
-
-        if transaction.destination == self.server_name:
-            raise RuntimeError("Transport layer cannot send to itself!")
-
-        # FIXME: This is only used by the tests. The actual json sent is
-        # generated by the json_data_callback.
-        json_data = transaction.get_dict()
-
-        code, response = yield self.client.put_json(
-            transaction.destination,
-            path=PREFIX + "/send/%s/" % transaction.transaction_id,
-            data=json_data,
-            json_data_callback=json_data_callback,
-        )
-
-        logger.debug(
-            "send_data dest=%s, txid=%s, got response: %d",
-            transaction.destination, transaction.transaction_id, code
-        )
-
-        defer.returnValue((code, response))
-
-    @defer.inlineCallbacks
-    @log_function
-    def make_query(self, destination, query_type, args, retry_on_dns_fail):
-        path = PREFIX + "/query/%s" % query_type
-
-        response = yield self.client.get_json(
-            destination=destination,
-            path=path,
-            args=args,
-            retry_on_dns_fail=retry_on_dns_fail,
-        )
-
-        defer.returnValue(response)
-
-    @defer.inlineCallbacks
-    @log_function
-    def make_join(self, destination, context, user_id, retry_on_dns_fail=True):
-        path = PREFIX + "/make_join/%s/%s" % (context, user_id,)
-
-        response = yield self.client.get_json(
-            destination=destination,
-            path=path,
-            retry_on_dns_fail=retry_on_dns_fail,
-        )
-
-        defer.returnValue(response)
-
-    @defer.inlineCallbacks
-    @log_function
-    def send_join(self, destination, context, event_id, content):
-        path = PREFIX + "/send_join/%s/%s" % (
-            context,
-            event_id,
-        )
-
-        code, content = yield self.client.put_json(
-            destination=destination,
-            path=path,
-            data=content,
-        )
-
-        if not 200 <= code < 300:
-            raise RuntimeError("Got %d from send_join", code)
-
-        defer.returnValue(json.loads(content))
-
-    @defer.inlineCallbacks
-    @log_function
-    def send_invite(self, destination, context, event_id, content):
-        path = PREFIX + "/invite/%s/%s" % (
-            context,
-            event_id,
-        )
-
-        code, content = yield self.client.put_json(
-            destination=destination,
-            path=path,
-            data=content,
-        )
-
-        if not 200 <= code < 300:
-            raise RuntimeError("Got %d from send_invite", code)
-
-        defer.returnValue(json.loads(content))
-
-    @defer.inlineCallbacks
-    @log_function
-    def get_event_auth(self, destination, context, event_id):
-        path = PREFIX + "/event_auth/%s/%s" % (
-            context,
-            event_id,
-        )
-
-        response = yield self.client.get_json(
-            destination=destination,
-            path=path,
-        )
-
-        defer.returnValue(response)
 
     @defer.inlineCallbacks
     def _authenticate_request(self, request):
@@ -283,7 +42,7 @@ class TransportLayer(object):
         content = None
         origin = None
 
-        if request.method == "PUT":
+        if request.method in ["PUT", "POST"]:
             # TODO: Handle other method types? other content types?
             try:
                 content_bytes = request.content.read()
@@ -373,8 +132,6 @@ class TransportLayer(object):
         """
         self.request_handler = handler
 
-        # TODO(markjh): Namespace the federation URI paths
-
         # This is for when someone asks us for everything since version X
         self.server.register_path(
             "GET",
@@ -477,6 +234,16 @@ class TransportLayer(object):
                 )
             )
         )
+        self.server.register_path(
+            "POST",
+            re.compile("^" + PREFIX + "/query_auth/([^/]*)/([^/]*)$"),
+            self._with_authentication(
+                lambda origin, content, query, context, event_id:
+                self._on_query_auth_request(
+                    origin, content, event_id,
+                )
+            )
+        )
 
     @defer.inlineCallbacks
     @log_function
@@ -528,34 +295,6 @@ class TransportLayer(object):
 
         defer.returnValue((code, response))
 
-    @defer.inlineCallbacks
-    @log_function
-    def _do_request_for_transaction(self, destination, subpath, args={}):
-        """
-        Args:
-            destination (str)
-            path (str)
-            args (dict): This is parsed directly to the HttpClient.
-
-        Returns:
-            Deferred: Results in a dict.
-        """
-
-        data = yield self.client.get_json(
-            destination,
-            path=PREFIX + subpath,
-            args=args,
-        )
-
-        # Add certain keys to the JSON, ready for decoding as a Transaction
-        data.update(
-            origin=destination,
-            destination=self.server_name,
-            transaction_id=None
-        )
-
-        defer.returnValue(data)
-
     @log_function
     def _on_backfill_request(self, origin, context, v_list, limits):
         if not limits:
@@ -596,3 +335,12 @@ class TransportLayer(object):
         )
 
         defer.returnValue((200, content))
+
+    @defer.inlineCallbacks
+    @log_function
+    def _on_query_auth_request(self, origin, content, event_id):
+        new_content = yield self.request_handler.on_query_auth_request(
+            origin, content, event_id
+        )
+
+        defer.returnValue((200, new_content))

synapse/handlers/__init__.py

@@ -26,6 +26,7 @@ from .presence import PresenceHandler
 from .directory import DirectoryHandler
 from .typing import TypingNotificationHandler
 from .admin import AdminHandler
+from .sync import SyncHandler
 
 
 class Handlers(object):
@@ -51,3 +52,4 @@ class Handlers(object):
         self.directory_handler = DirectoryHandler(hs)
         self.typing_notification_handler = TypingNotificationHandler(hs)
         self.admin_handler = AdminHandler(hs)
+        self.sync_handler = SyncHandler(hs)

synapse/handlers/_base.py

@@ -19,6 +19,7 @@ from synapse.api.errors import LimitExceededError, SynapseError
 from synapse.util.async import run_on_reactor
 from synapse.crypto.event_signing import add_hashes_and_signatures
 from synapse.api.constants import Membership, EventTypes
+from synapse.types import UserID
 
 import logging
 
@@ -113,7 +114,7 @@ class BaseHandler(object):
 
         if event.type == EventTypes.Member:
             if event.content["membership"] == Membership.INVITE:
-                invitee = self.hs.parse_userid(event.state_key)
+                invitee = UserID.from_string(event.state_key)
                 if not self.hs.is_mine(invitee):
                     # TODO: Can we add signature from remote server in a nicer
                     # way? If we have been invited by a remote server, we need
@@ -134,7 +135,7 @@ class BaseHandler(object):
                 if k[0] == EventTypes.Member:
                     if s.content["membership"] == Membership.JOIN:
                         destinations.add(
-                            self.hs.parse_userid(s.state_key).domain
+                            UserID.from_string(s.state_key).domain
                         )
             except SynapseError:
                 logger.warn(
@@ -144,7 +145,5 @@ class BaseHandler(object):
         yield self.notifier.on_new_room_event(event, extra_users=extra_users)
 
         yield federation_handler.handle_new_event(
-            event,
+            event, destinations=destinations,
-            None,
-            destinations=destinations,
         )

synapse/handlers/directory.py

@@ -19,6 +19,7 @@ from ._base import BaseHandler
 
 from synapse.api.errors import SynapseError, Codes, CodeMessageException
 from synapse.api.constants import EventTypes
+from synapse.types import RoomAlias
 
 import logging
 
@@ -112,7 +113,16 @@ class DirectoryHandler(BaseHandler):
             )
 
         extra_servers = yield self.store.get_joined_hosts_for_room(room_id)
-        servers = list(set(extra_servers) | set(servers))
+        servers = set(extra_servers) | set(servers)
+
+        # If this server is in the list of servers, return it first.
+        if self.server_name in servers:
+            servers = (
+                [self.server_name]
+                + [s for s in servers if s != self.server_name]
+            )
+        else:
+            servers = list(servers)
 
         defer.returnValue({
             "room_id": room_id,
@@ -122,7 +132,7 @@ class DirectoryHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def on_directory_query(self, args):
-        room_alias = self.hs.parse_roomalias(args["room_alias"])
+        room_alias = RoomAlias.from_string(args["room_alias"])
         if not self.hs.is_mine(room_alias):
             raise SynapseError(
                 400, "Room Alias is not hosted on this Home Server"

synapse/handlers/events.py

@@ -17,6 +17,8 @@ from twisted.internet import defer
 
 from synapse.util.logcontext import PreserveLoggingContext
 from synapse.util.logutils import log_function
+from synapse.types import UserID
+from synapse.events.utils import serialize_event
 
 from ._base import BaseHandler
 
@@ -46,10 +48,12 @@ class EventStreamHandler(BaseHandler):
 
     @defer.inlineCallbacks
     @log_function
-    def get_stream(self, auth_user_id, pagin_config, timeout=0):
+    def get_stream(self, auth_user_id, pagin_config, timeout=0,
-        auth_user = self.hs.parse_userid(auth_user_id)
+                   as_client_event=True, affect_presence=True):
+        auth_user = UserID.from_string(auth_user_id)
 
         try:
+            if affect_presence:
                 if auth_user not in self._streams_per_user:
                     self._streams_per_user[auth_user] = 0
                     if auth_user in self._stop_timer_per_user:
@@ -69,16 +73,18 @@ class EventStreamHandler(BaseHandler):
                 pagin_config.from_token = None
 
             rm_handler = self.hs.get_handlers().room_member_handler
-            logger.debug("BETA")
             room_ids = yield rm_handler.get_rooms_for_user(auth_user)
 
-            logger.debug("ALPHA")
             with PreserveLoggingContext():
                 events, tokens = yield self.notifier.get_events_for(
                     auth_user, room_ids, pagin_config, timeout
                 )
 
-            chunks = [self.hs.serialize_event(e) for e in events]
+            time_now = self.clock.time_msec()
+
+            chunks = [
+                serialize_event(e, time_now, as_client_event) for e in events
+            ]
 
             chunk = {
                 "chunk": chunks,
@@ -89,6 +95,7 @@ class EventStreamHandler(BaseHandler):
             defer.returnValue(chunk)
 
         finally:
+            if affect_presence:
                 self._streams_per_user[auth_user] -= 1
                 if not self._streams_per_user[auth_user]:
                     del self._streams_per_user[auth_user]
@@ -102,7 +109,7 @@ class EventStreamHandler(BaseHandler):
 
                         self._stop_timer_per_user.pop(auth_user, None)
 
-                    yield self.distributor.fire(
+                        return self.distributor.fire(
                             "stopped_user_eventstream", auth_user
                         )
 

synapse/handlers/federation.py

@@ -17,21 +17,20 @@
 
 from ._base import BaseHandler
 
-from synapse.events.utils import prune_event
 from synapse.api.errors import (
-    AuthError, FederationError, SynapseError, StoreError,
+    AuthError, FederationError, StoreError,
 )
-from synapse.api.constants import EventTypes, Membership
+from synapse.api.constants import EventTypes, Membership, RejectedReason
 from synapse.util.logutils import log_function
 from synapse.util.async import run_on_reactor
 from synapse.crypto.event_signing import (
-    compute_event_signature, check_event_content_hash,
+    compute_event_signature, add_hashes_and_signatures,
-    add_hashes_and_signatures,
 )
-from syutil.jsonutil import encode_canonical_json
+from synapse.types import UserID
 
 from twisted.internet import defer
 
+import itertools
 import logging
 
 
@@ -75,14 +74,14 @@ class FederationHandler(BaseHandler):
 
     @log_function
     @defer.inlineCallbacks
-    def handle_new_event(self, event, snapshot, destinations):
+    def handle_new_event(self, event, destinations):
         """ Takes in an event from the client to server side, that has already
         been authed and handled by the state module, and sends it to any
         remote home servers that may be interested.
 
         Args:
-            event
+            event: The event to send
-            snapshot (.storage.Snapshot): THe snapshot the event happened after
+            destinations: A list of destinations to send it to
 
         Returns:
             Deferred: Resolved when it has successfully been queued for
@@ -112,33 +111,6 @@ class FederationHandler(BaseHandler):
 
         logger.debug("Processing event: %s", event.event_id)
 
-        redacted_event = prune_event(event)
-
-        redacted_pdu_json = redacted_event.get_pdu_json()
-        try:
-            yield self.keyring.verify_json_for_server(
-                event.origin, redacted_pdu_json
-            )
-        except SynapseError as e:
-            logger.warn(
-                "Signature check failed for %s redacted to %s",
-                encode_canonical_json(pdu.get_pdu_json()),
-                encode_canonical_json(redacted_pdu_json),
-            )
-            raise FederationError(
-                "ERROR",
-                e.code,
-                e.msg,
-                affected=event.event_id,
-            )
-
-        if not check_event_content_hash(event):
-            logger.warn(
-                "Event content has been tampered, redacting %s, %s",
-                event.event_id, encode_canonical_json(event.get_dict())
-            )
-            event = redacted_event
-
         logger.debug("Event: %s", event)
 
         # FIXME (erikj): Awful hack to make the case where we are not currently
@@ -148,41 +120,38 @@ class FederationHandler(BaseHandler):
             event.room_id,
             self.server_name
         )
-        if not is_in_room and not event.internal_metadata.outlier:
+        if not is_in_room and not event.internal_metadata.is_outlier():
             logger.debug("Got event for room we're not in.")
-
-            replication = self.replication_layer
-
-            if not state:
-                state, auth_chain = yield replication.get_state_for_context(
-                    origin, context=event.room_id, event_id=event.event_id,
-                )
-
-            if not auth_chain:
-                auth_chain = yield replication.get_event_auth(
-                    origin,
-                    context=event.room_id,
-                    event_id=event.event_id,
-                )
-
-            for e in auth_chain:
-                e.internal_metadata.outlier = True
-                try:
-                    yield self._handle_new_event(e, fetch_auth_from=origin)
-                except:
-                    logger.exception(
-                        "Failed to handle auth event %s",
-                        e.event_id,
-                    )
-
             current_state = state
 
+        event_ids = set()
         if state:
-            for e in state:
+            event_ids |= {e.event_id for e in state}
-                logging.info("A :) %r", e)
+        if auth_chain:
+            event_ids |= {e.event_id for e in auth_chain}
+
+        seen_ids = set(
+            (yield self.store.have_events(event_ids)).keys()
+        )
+
+        if state and auth_chain is not None:
+            # If we have any state or auth_chain given to us by the replication
+            # layer, then we should handle them (if we haven't before.)
+            for e in itertools.chain(auth_chain, state):
+                if e.event_id in seen_ids:
+                    continue
+
                 e.internal_metadata.outlier = True
                 try:
-                    yield self._handle_new_event(e)
+                    auth_ids = [e_id for e_id, _ in e.auth_events]
+                    auth = {
+                        (e.type, e.state_key): e for e in auth_chain
+                        if e.event_id in auth_ids
+                    }
+                    yield self._handle_new_event(
+                        origin, e, auth_events=auth
+                    )
+                    seen_ids.add(e.event_id)
                 except:
                     logger.exception(
                         "Failed to handle state event %s",
@@ -191,6 +160,7 @@ class FederationHandler(BaseHandler):
 
         try:
             yield self._handle_new_event(
+                origin,
                 event,
                 state=state,
                 backfilled=backfilled,
@@ -227,7 +197,7 @@ class FederationHandler(BaseHandler):
             extra_users = []
             if event.type == EventTypes.Member:
                 target_user_id = event.state_key
-                target_user = self.hs.parse_userid(target_user_id)
+                target_user = UserID.from_string(target_user_id)
                 extra_users.append(target_user)
 
             yield self.notifier.on_new_room_event(
@@ -236,7 +206,7 @@ class FederationHandler(BaseHandler):
 
         if event.type == EventTypes.Member:
             if event.membership == Membership.JOIN:
-                user = self.hs.parse_userid(event.state_key)
+                user = UserID.from_string(event.state_key)
                 yield self.distributor.fire(
                     "user_joined_room", user=user, room_id=event.room_id
                 )
@@ -281,7 +251,7 @@ class FederationHandler(BaseHandler):
         """
         pdu = yield self.replication_layer.send_invite(
             destination=target_host,
-            context=event.room_id,
+            room_id=event.room_id,
             event_id=event.event_id,
             pdu=event
         )
@@ -305,7 +275,7 @@ class FederationHandler(BaseHandler):
 
     @log_function
     @defer.inlineCallbacks
-    def do_invite_join(self, target_host, room_id, joinee, content, snapshot):
+    def do_invite_join(self, target_hosts, room_id, joinee, content, snapshot):
         """ Attempts to join the `joinee` to the room `room_id` via the
         server `target_host`.
 
@@ -319,8 +289,8 @@ class FederationHandler(BaseHandler):
         """
         logger.debug("Joining %s to %s", joinee, room_id)
 
-        pdu = yield self.replication_layer.make_join(
+        origin, pdu = yield self.replication_layer.make_join(
-            target_host,
+            target_hosts,
             room_id,
             joinee
         )
@@ -362,11 +332,20 @@ class FederationHandler(BaseHandler):
 
             new_event = builder.build()
 
+            # Try the host we successfully got a response to /make_join/
+            # request first.
+            try:
+                target_hosts.remove(origin)
+                target_hosts.insert(0, origin)
+            except ValueError:
+                pass
+
             ret = yield self.replication_layer.send_join(
-                target_host,
+                target_hosts,
                 new_event
             )
 
+            origin = ret["origin"]
             state = ret["state"]
             auth_chain = ret["auth_chain"]
             auth_chain.sort(key=lambda e: e.depth)
@@ -392,8 +371,19 @@ class FederationHandler(BaseHandler):
 
             for e in auth_chain:
                 e.internal_metadata.outlier = True
+
+                if e.event_id == event.event_id:
+                    continue
+
                 try:
-                    yield self._handle_new_event(e)
+                    auth_ids = [e_id for e_id, _ in e.auth_events]
+                    auth = {
+                        (e.type, e.state_key): e for e in auth_chain
+                        if e.event_id in auth_ids
+                    }
+                    yield self._handle_new_event(
+                        origin, e, auth_events=auth
+                    )
                 except:
                     logger.exception(
                         "Failed to handle auth event %s",
@@ -401,11 +391,18 @@ class FederationHandler(BaseHandler):
                     )
 
             for e in state:
-                # FIXME: Auth these.
+                if e.event_id == event.event_id:
+                    continue
+
                 e.internal_metadata.outlier = True
                 try:
+                    auth_ids = [e_id for e_id, _ in e.auth_events]
+                    auth = {
+                        (e.type, e.state_key): e for e in auth_chain
+                        if e.event_id in auth_ids
+                    }
                     yield self._handle_new_event(
-                        e, fetch_auth_from=target_host
+                        origin, e, auth_events=auth
                     )
                 except:
                     logger.exception(
@@ -413,10 +410,18 @@ class FederationHandler(BaseHandler):
                         e.event_id,
                     )
 
+            auth_ids = [e_id for e_id, _ in event.auth_events]
+            auth_events = {
+                (e.type, e.state_key): e for e in auth_chain
+                if e.event_id in auth_ids
+            }
+
             yield self._handle_new_event(
+                origin,
                 new_event,
                 state=state,
                 current_state=state,
+                auth_events=auth_events,
             )
 
             yield self.notifier.on_new_room_event(
@@ -480,7 +485,7 @@ class FederationHandler(BaseHandler):
 
         event.internal_metadata.outlier = False
 
-        context = yield self._handle_new_event(event)
+        context = yield self._handle_new_event(origin, event)
 
         logger.debug(
             "on_send_join_request: After _handle_new_event: %s, sigs: %s",
@@ -491,7 +496,7 @@ class FederationHandler(BaseHandler):
         extra_users = []
         if event.type == EventTypes.Member:
             target_user_id = event.state_key
-            target_user = self.hs.parse_userid(target_user_id)
+            target_user = UserID.from_string(target_user_id)
             extra_users.append(target_user)
 
         yield self.notifier.on_new_room_event(
@@ -500,7 +505,7 @@ class FederationHandler(BaseHandler):
 
         if event.type == EventTypes.Member:
             if event.content["membership"] == Membership.JOIN:
-                user = self.hs.parse_userid(event.state_key)
+                user = UserID.from_string(event.state_key)
                 yield self.distributor.fire(
                     "user_joined_room", user=user, room_id=event.room_id
                 )
@@ -514,13 +519,15 @@ class FederationHandler(BaseHandler):
                 if k[0] == EventTypes.Member:
                     if s.content["membership"] == Membership.JOIN:
                         destinations.add(
-                            self.hs.parse_userid(s.state_key).domain
+                            UserID.from_string(s.state_key).domain
                         )
             except:
                 logger.warn(
                     "Failed to get destination from event %s", s.event_id
                 )
 
+        destinations.discard(origin)
+
         logger.debug(
             "on_send_join_request: Sending event: %s, signatures: %s",
             event.event_id,
@@ -565,7 +572,7 @@ class FederationHandler(BaseHandler):
             backfilled=False,
         )
 
-        target_user = self.hs.parse_userid(event.state_key)
+        target_user = UserID.from_string(event.state_key)
         yield self.notifier.on_new_room_event(
             event, extra_users=[target_user],
         )
@@ -617,13 +624,13 @@ class FederationHandler(BaseHandler):
 
     @defer.inlineCallbacks
     @log_function
-    def on_backfill_request(self, origin, context, pdu_list, limit):
+    def on_backfill_request(self, origin, room_id, pdu_list, limit):
-        in_room = yield self.auth.check_host_in_room(context, origin)
+        in_room = yield self.auth.check_host_in_room(room_id, origin)
         if not in_room:
             raise AuthError(403, "Host not in room.")
 
         events = yield self.store.get_backfill_events(
-            context,
+            room_id,
             pdu_list,
             limit
         )
@@ -641,6 +648,7 @@ class FederationHandler(BaseHandler):
         event = yield self.store.get_event(
             event_id,
             allow_none=True,
+            allow_rejected=True,
         )
 
         if event:
@@ -681,11 +689,12 @@ class FederationHandler(BaseHandler):
             waiters.pop().callback(None)
 
     @defer.inlineCallbacks
-    def _handle_new_event(self, event, state=None, backfilled=False,
+    @log_function
-                          current_state=None, fetch_auth_from=None):
+    def _handle_new_event(self, origin, event, state=None, backfilled=False,
+                          current_state=None, auth_events=None):
 
         logger.debug(
-            "_handle_new_event: Before annotate: %s, sigs: %s",
+            "_handle_new_event: %s, sigs: %s",
             event.event_id, event.signatures,
         )
 
@@ -693,65 +702,46 @@ class FederationHandler(BaseHandler):
             event, old_state=state
         )
 
+        if not auth_events:
+            auth_events = context.auth_events
+
         logger.debug(
-            "_handle_new_event: Before auth fetch: %s, sigs: %s",
+            "_handle_new_event: %s, auth_events: %s",
-            event.event_id, event.signatures,
+            event.event_id, auth_events,
         )
 
         is_new_state = not event.internal_metadata.is_outlier()
 
-        known_ids = set(
+        # This is a hack to fix some old rooms where the initial join event
-            [s.event_id for s in context.auth_events.values()]
+        # didn't reference the create event in its auth events.
-        )
-
-        for e_id, _ in event.auth_events:
-            if e_id not in known_ids:
-                e = yield self.store.get_event(e_id, allow_none=True)
-
-                if not e and fetch_auth_from is not None:
-                    # Grab the auth_chain over federation if we are missing
-                    # auth events.
-                    auth_chain = yield self.replication_layer.get_event_auth(
-                        fetch_auth_from, event.event_id, event.room_id
-                    )
-                    for auth_event in auth_chain:
-                        yield self._handle_new_event(auth_event)
-                    e = yield self.store.get_event(e_id, allow_none=True)
-
-                if not e:
-                    # TODO: Do some conflict res to make sure that we're
-                    # not the ones who are wrong.
-                    logger.info(
-                        "Rejecting %s as %s not in db or %s",
-                        event.event_id, e_id, known_ids,
-                    )
-                    # FIXME: How does raising AuthError work with federation?
-                    raise AuthError(403, "Cannot find auth event")
-
-                context.auth_events[(e.type, e.state_key)] = e
-
-        logger.debug(
-            "_handle_new_event: Before hack: %s, sigs: %s",
-            event.event_id, event.signatures,
-        )
-
         if event.type == EventTypes.Member and not event.auth_events:
             if len(event.prev_events) == 1:
                 c = yield self.store.get_event(event.prev_events[0][0])
                 if c.type == EventTypes.Create:
-                    context.auth_events[(c.type, c.state_key)] = c
+                    auth_events[(c.type, c.state_key)] = c
 
-        logger.debug(
+        try:
-            "_handle_new_event: Before auth check: %s, sigs: %s",
+            yield self.do_auth(
-            event.event_id, event.signatures,
+                origin, event, context, auth_events=auth_events
+            )
+        except AuthError as e:
+            logger.warn(
+                "Rejecting %s because %s",
+                event.event_id, e.msg
             )
 
-        self.auth.check(event, auth_events=context.auth_events)
+            context.rejected = RejectedReason.AUTH_ERROR
 
-        logger.debug(
+            # FIXME: Don't store as rejected with AUTH_ERROR if we haven't
-            "_handle_new_event: Before persist_event: %s, sigs: %s",
+            # seen all the auth events.
-            event.event_id, event.signatures,
+            yield self.store.persist_event(
+                event,
+                context=context,
+                backfilled=backfilled,
+                is_new_state=False,
+                current_state=current_state,
             )
+            raise
 
         yield self.store.persist_event(
             event,
@@ -761,9 +751,329 @@ class FederationHandler(BaseHandler):
             current_state=current_state,
         )
 
-        logger.debug(
+        defer.returnValue(context)
-            "_handle_new_event: After persist_event: %s, sigs: %s",
+
-            event.event_id, event.signatures,
+    @defer.inlineCallbacks
+    def on_query_auth(self, origin, event_id, remote_auth_chain, rejects,
+                      missing):
+        # Just go through and process each event in `remote_auth_chain`. We
+        # don't want to fall into the trap of `missing` being wrong.
+        for e in remote_auth_chain:
+            try:
+                yield self._handle_new_event(origin, e)
+            except AuthError:
+                pass
+
+        # Now get the current auth_chain for the event.
+        local_auth_chain = yield self.store.get_auth_chain([event_id])
+
+        # TODO: Check if we would now reject event_id. If so we need to tell
+        # everyone.
+
+        ret = yield self.construct_auth_difference(
+            local_auth_chain, remote_auth_chain
         )
 
-        defer.returnValue(context)
+        for event in ret["auth_chain"]:
+            event.signatures.update(
+                compute_event_signature(
+                    event,
+                    self.hs.hostname,
+                    self.hs.config.signing_key[0]
+                )
+            )
+
+        logger.debug("on_query_auth returning: %s", ret)
+
+        defer.returnValue(ret)
+
+    @defer.inlineCallbacks
+    @log_function
+    def do_auth(self, origin, event, context, auth_events):
+        # Check if we have all the auth events.
+        have_events = yield self.store.have_events(
+            [e_id for e_id, _ in event.auth_events]
+        )
+
+        event_auth_events = set(e_id for e_id, _ in event.auth_events)
+        seen_events = set(have_events.keys())
+
+        missing_auth = event_auth_events - seen_events
+
+        if missing_auth:
+            logger.debug("Missing auth: %s", missing_auth)
+            # If we don't have all the auth events, we need to get them.
+            try:
+                remote_auth_chain = yield self.replication_layer.get_event_auth(
+                    origin, event.room_id, event.event_id
+                )
+
+                seen_remotes = yield self.store.have_events(
+                    [e.event_id for e in remote_auth_chain]
+                )
+
+                for e in remote_auth_chain:
+                    if e.event_id in seen_remotes.keys():
+                        continue
+
+                    if e.event_id == event.event_id:
+                        continue
+
+                    try:
+                        auth_ids = [e_id for e_id, _ in e.auth_events]
+                        auth = {
+                            (e.type, e.state_key): e for e in remote_auth_chain
+                            if e.event_id in auth_ids
+                        }
+                        e.internal_metadata.outlier = True
+
+                        logger.debug(
+                            "do_auth %s missing_auth: %s",
+                            event.event_id, e.event_id
+                        )
+                        yield self._handle_new_event(
+                            origin, e, auth_events=auth
+                        )
+
+                        if e.event_id in event_auth_events:
+                            auth_events[(e.type, e.state_key)] = e
+                    except AuthError:
+                        pass
+
+                have_events = yield self.store.have_events(
+                    [e_id for e_id, _ in event.auth_events]
+                )
+                seen_events = set(have_events.keys())
+            except:
+                # FIXME:
+                logger.exception("Failed to get auth chain")
+
+        # FIXME: Assumes we have and stored all the state for all the
+        # prev_events
+        current_state = set(e.event_id for e in auth_events.values())
+        different_auth = event_auth_events - current_state
+
+        if different_auth and not event.internal_metadata.is_outlier():
+            # Do auth conflict res.
+            logger.debug("Different auth: %s", different_auth)
+
+            # Only do auth resolution if we have something new to say.
+            # We can't rove an auth failure.
+            do_resolution = False
+
+            provable = [
+                RejectedReason.NOT_ANCESTOR, RejectedReason.NOT_ANCESTOR,
+            ]
+
+            for e_id in different_auth:
+                if e_id in have_events:
+                    if have_events[e_id] in provable:
+                        do_resolution = True
+                        break
+
+            if do_resolution:
+                # 1. Get what we think is the auth chain.
+                auth_ids = self.auth.compute_auth_events(
+                    event, context.current_state
+                )
+                local_auth_chain = yield self.store.get_auth_chain(auth_ids)
+
+                try:
+                    # 2. Get remote difference.
+                    result = yield self.replication_layer.query_auth(
+                        origin,
+                        event.room_id,
+                        event.event_id,
+                        local_auth_chain,
+                    )
+
+                    seen_remotes = yield self.store.have_events(
+                        [e.event_id for e in result["auth_chain"]]
+                    )
+
+                    # 3. Process any remote auth chain events we haven't seen.
+                    for ev in result["auth_chain"]:
+                        if ev.event_id in seen_remotes.keys():
+                            continue
+
+                        if ev.event_id == event.event_id:
+                            continue
+
+                        try:
+                            auth_ids = [e_id for e_id, _ in ev.auth_events]
+                            auth = {
+                                (e.type, e.state_key): e
+                                for e in result["auth_chain"]
+                                if e.event_id in auth_ids
+                            }
+                            ev.internal_metadata.outlier = True
+
+                            logger.debug(
+                                "do_auth %s different_auth: %s",
+                                event.event_id, e.event_id
+                            )
+
+                            yield self._handle_new_event(
+                                origin, ev, auth_events=auth
+                            )
+
+                            if ev.event_id in event_auth_events:
+                                auth_events[(ev.type, ev.state_key)] = ev
+                        except AuthError:
+                            pass
+
+                except:
+                    # FIXME:
+                    logger.exception("Failed to query auth chain")
+
+                # 4. Look at rejects and their proofs.
+                # TODO.
+
+                context.current_state.update(auth_events)
+                context.state_group = None
+
+        try:
+            self.auth.check(event, auth_events=auth_events)
+        except AuthError:
+            raise
+
+    @defer.inlineCallbacks
+    def construct_auth_difference(self, local_auth, remote_auth):
+        """ Given a local and remote auth chain, find the differences. This
+        assumes that we have already processed all events in remote_auth
+
+        Params:
+            local_auth (list)
+            remote_auth (list)
+
+        Returns:
+            dict
+        """
+
+        logger.debug("construct_auth_difference Start!")
+
+        # TODO: Make sure we are OK with local_auth or remote_auth having more
+        # auth events in them than strictly necessary.
+
+        def sort_fun(ev):
+            return ev.depth, ev.event_id
+
+        logger.debug("construct_auth_difference after sort_fun!")
+
+        # We find the differences by starting at the "bottom" of each list
+        # and iterating up on both lists. The lists are ordered by depth and
+        # then event_id, we iterate up both lists until we find the event ids
+        # don't match. Then we look at depth/event_id to see which side is
+        # missing that event, and iterate only up that list. Repeat.
+
+        remote_list = list(remote_auth)
+        remote_list.sort(key=sort_fun)
+
+        local_list = list(local_auth)
+        local_list.sort(key=sort_fun)
+
+        local_iter = iter(local_list)
+        remote_iter = iter(remote_list)
+
+        logger.debug("construct_auth_difference before get_next!")
+
+        def get_next(it, opt=None):
+            try:
+                return it.next()
+            except:
+                return opt
+
+        current_local = get_next(local_iter)
+        current_remote = get_next(remote_iter)
+
+        logger.debug("construct_auth_difference before while")
+
+        missing_remotes = []
+        missing_locals = []
+        while current_local or current_remote:
+            if current_remote is None:
+                missing_locals.append(current_local)
+                current_local = get_next(local_iter)
+                continue
+
+            if current_local is None:
+                missing_remotes.append(current_remote)
+                current_remote = get_next(remote_iter)
+                continue
+
+            if current_local.event_id == current_remote.event_id:
+                current_local = get_next(local_iter)
+                current_remote = get_next(remote_iter)
+                continue
+
+            if current_local.depth < current_remote.depth:
+                missing_locals.append(current_local)
+                current_local = get_next(local_iter)
+                continue
+
+            if current_local.depth > current_remote.depth:
+                missing_remotes.append(current_remote)
+                current_remote = get_next(remote_iter)
+                continue
+
+            # They have the same depth, so we fall back to the event_id order
+            if current_local.event_id < current_remote.event_id:
+                missing_locals.append(current_local)
+                current_local = get_next(local_iter)
+
+            if current_local.event_id > current_remote.event_id:
+                missing_remotes.append(current_remote)
+                current_remote = get_next(remote_iter)
+                continue
+
+        logger.debug("construct_auth_difference after while")
+
+        # missing locals should be sent to the server
+        # We should find why we are missing remotes, as they will have been
+        # rejected.
+
+        # Remove events from missing_remotes if they are referencing a missing
+        # remote. We only care about the "root" rejected ones.
+        missing_remote_ids = [e.event_id for e in missing_remotes]
+        base_remote_rejected = list(missing_remotes)
+        for e in missing_remotes:
+            for e_id, _ in e.auth_events:
+                if e_id in missing_remote_ids:
+                    try:
+                        base_remote_rejected.remove(e)
+                    except ValueError:
+                        pass
+
+        reason_map = {}
+
+        for e in base_remote_rejected:
+            reason = yield self.store.get_rejection_reason(e.event_id)
+            if reason is None:
+                # TODO: e is not in the current state, so we should
+                # construct some proof of that.
+                continue
+
+            reason_map[e.event_id] = reason
+
+            if reason == RejectedReason.AUTH_ERROR:
+                pass
+            elif reason == RejectedReason.REPLACED:
+                # TODO: Get proof
+                pass
+            elif reason == RejectedReason.NOT_ANCESTOR:
+                # TODO: Get proof.
+                pass
+
+        logger.debug("construct_auth_difference returning")
+
+        defer.returnValue({
+            "auth_chain": local_auth,
+            "rejects": {
+                e.event_id: {
+                    "reason": reason_map[e.event_id],
+                    "proof": None,
+                }
+                for e in base_remote_rejected
+            },
+            "missing": [e.event_id for e in missing_locals],
+        })

synapse/handlers/message.py

@@ -16,10 +16,12 @@
 from twisted.internet import defer
 
 from synapse.api.constants import EventTypes, Membership
-from synapse.api.errors import RoomError
+from synapse.api.errors import RoomError, SynapseError
 from synapse.streams.config import PaginationConfig
+from synapse.events.utils import serialize_event
 from synapse.events.validator import EventValidator
 from synapse.util.logcontext import PreserveLoggingContext
+from synapse.types import UserID
 
 from ._base import BaseHandler
 
@@ -33,6 +35,7 @@ class MessageHandler(BaseHandler):
     def __init__(self, hs):
         super(MessageHandler, self).__init__(hs)
         self.hs = hs
+        self.state = hs.get_state_handler()
         self.clock = hs.get_clock()
         self.validator = EventValidator()
 
@@ -67,7 +70,7 @@ class MessageHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def get_messages(self, user_id=None, room_id=None, pagin_config=None,
-                     feedback=False):
+                     feedback=False, as_client_event=True):
         """Get messages in a room.
 
         Args:
@@ -76,6 +79,7 @@ class MessageHandler(BaseHandler):
             pagin_config (synapse.api.streams.PaginationConfig): The pagination
             config rules to apply, if any.
             feedback (bool): True to get compressed feedback with the messages
+            as_client_event (bool): True to get events in client-server format.
         Returns:
             dict: Pagination API results
         """
@@ -88,7 +92,7 @@ class MessageHandler(BaseHandler):
                 yield self.hs.get_event_sources().get_current_token()
             )
 
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         events, next_key = yield data_source.get_pagination_rows(
             user, pagin_config.get_source_config("room"), room_id
@@ -98,8 +102,12 @@ class MessageHandler(BaseHandler):
             "room_key", next_key
         )
 
+        time_now = self.clock.time_msec()
+
         chunk = {
-            "chunk": [self.hs.serialize_event(e) for e in events],
+            "chunk": [
+                serialize_event(e, time_now, as_client_event) for e in events
+            ],
             "start": pagin_config.from_token.to_string(),
             "end": next_token.to_string(),
         }
@@ -107,7 +115,8 @@ class MessageHandler(BaseHandler):
         defer.returnValue(chunk)
 
     @defer.inlineCallbacks
-    def create_and_send_event(self, event_dict, ratelimit=True):
+    def create_and_send_event(self, event_dict, ratelimit=True,
+                              client=None, txn_id=None):
         """ Given a dict from a client, create and handle a new event.
 
         Creates an FrozenEvent object, filling out auth_events, prev_events,
@@ -127,13 +136,13 @@ class MessageHandler(BaseHandler):
         if ratelimit:
             self.ratelimit(builder.user_id)
         # TODO(paul): Why does 'event' not have a 'user' object?
-        user = self.hs.parse_userid(builder.user_id)
+        user = UserID.from_string(builder.user_id)
         assert self.hs.is_mine(user), "User must be our own: %s" % (user,)
 
         if builder.type == EventTypes.Member:
             membership = builder.content.get("membership", None)
             if membership == Membership.JOIN:
-                joinee = self.hs.parse_userid(builder.state_key)
+                joinee = UserID.from_string(builder.state_key)
                 # If event doesn't include a display name, add one.
                 yield self.distributor.fire(
                     "collect_presencelike_data",
@@ -141,6 +150,15 @@ class MessageHandler(BaseHandler):
                     builder.content
                 )
 
+        if client is not None:
+            if client.token_id is not None:
+                builder.internal_metadata.token_id = client.token_id
+            if client.device_id is not None:
+                builder.internal_metadata.device_id = client.device_id
+
+        if txn_id is not None:
+            builder.internal_metadata.txn_id = txn_id
+
         event, context = yield self._create_new_client_event(
             builder=builder,
         )
@@ -207,11 +225,14 @@ class MessageHandler(BaseHandler):
 
         # TODO: This is duplicating logic from snapshot_all_rooms
         current_state = yield self.state_handler.get_current_state(room_id)
-        defer.returnValue([self.hs.serialize_event(c) for c in current_state])
+        now = self.clock.time_msec()
+        defer.returnValue(
+            [serialize_event(c, now) for c in current_state.values()]
+        )
 
     @defer.inlineCallbacks
     def snapshot_all_rooms(self, user_id=None, pagin_config=None,
-                           feedback=False):
+                           feedback=False, as_client_event=True):
         """Retrieve a snapshot of all rooms the user is invited or has joined.
 
         This snapshot may include messages for all rooms where the user is
@@ -222,6 +243,7 @@ class MessageHandler(BaseHandler):
             pagin_config (synapse.api.streams.PaginationConfig): The pagination
             config used to determine how many messages *PER ROOM* to return.
             feedback (bool): True to get feedback along with these messages.
+            as_client_event (bool): True to get events in client-server format.
         Returns:
             A list of dicts with "room_id" and "membership" keys for all rooms
             the user is currently invited or joined in on. Rooms where the user
@@ -233,7 +255,7 @@ class MessageHandler(BaseHandler):
             membership_list=[Membership.INVITE, Membership.JOIN]
         )
 
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         rooms_ret = []
 
@@ -278,9 +300,13 @@ class MessageHandler(BaseHandler):
 
                 start_token = now_token.copy_and_replace("room_key", token[0])
                 end_token = now_token.copy_and_replace("room_key", token[1])
+                time_now = self.clock.time_msec()
 
                 d["messages"] = {
-                    "chunk": [self.hs.serialize_event(m) for m in messages],
+                    "chunk": [
+                        serialize_event(m, time_now, as_client_event)
+                        for m in messages
+                    ],
                     "start": start_token.to_string(),
                     "end": end_token.to_string(),
                 }
@@ -289,7 +315,8 @@ class MessageHandler(BaseHandler):
                     event.room_id
                 )
                 d["state"] = [
-                    self.hs.serialize_event(c) for c in current_state
+                    serialize_event(c, time_now, as_client_event)
+                    for c in current_state.values()
                 ]
             except:
                 logger.exception("Failed to get snapshot")
@@ -305,20 +332,27 @@ class MessageHandler(BaseHandler):
     @defer.inlineCallbacks
     def room_initial_sync(self, user_id, room_id, pagin_config=None,
                           feedback=False):
-        yield self.auth.check_joined_room(room_id, user_id)
+        current_state = yield self.state.get_current_state(
+            room_id=room_id,
+        )
+
+        yield self.auth.check_joined_room(
+            room_id, user_id,
+            current_state=current_state
+        )
 
         # TODO(paul): I wish I was called with user objects not user_id
         #   strings...
-        auth_user = self.hs.parse_userid(user_id)
+        auth_user = UserID.from_string(user_id)
 
         # TODO: These concurrently
-        state_tuples = yield self.state_handler.get_current_state(room_id)
+        time_now = self.clock.time_msec()
-        state = [self.hs.serialize_event(x) for x in state_tuples]
+        state = [
+            serialize_event(x, time_now)
+            for x in current_state.values()
+        ]
 
-        member_event = (yield self.store.get_room_member(
+        member_event = current_state.get((EventTypes.Member, user_id,))
-            user_id=user_id,
-            room_id=room_id
-        ))
 
         now_token = yield self.hs.get_event_sources().get_current_token()
 
@@ -335,28 +369,40 @@ class MessageHandler(BaseHandler):
         start_token = now_token.copy_and_replace("room_key", token[0])
         end_token = now_token.copy_and_replace("room_key", token[1])
 
-        room_members = yield self.store.get_room_members(room_id)
+        room_members = [
+            m for m in current_state.values()
+            if m.type == EventTypes.Member
+        ]
 
         presence_handler = self.hs.get_handlers().presence_handler
         presence = []
         for m in room_members:
             try:
                 member_presence = yield presence_handler.get_state(
-                    target_user=self.hs.parse_userid(m.user_id),
+                    target_user=UserID.from_string(m.user_id),
                     auth_user=auth_user,
                     as_event=True,
                 )
                 presence.append(member_presence)
-            except Exception:
+            except SynapseError as e:
+                if e.code == 404:
+                    # FIXME: We are doing this as a warn since this gets hit a
+                    # lot and spams the logs. Why is this happening?
+                    logger.warn(
+                        "Failed to get member presence of %r", m.user_id
+                    )
+                else:
                     logger.exception(
                         "Failed to get member presence of %r", m.user_id
                     )
 
+        time_now = self.clock.time_msec()
+
         defer.returnValue({
             "membership": member_event.membership,
             "room_id": room_id,
             "messages": {
-                "chunk": [self.hs.serialize_event(m) for m in messages],
+                "chunk": [serialize_event(m, time_now) for m in messages],
                 "start": start_token.to_string(),
                 "end": end_token.to_string(),
             },

synapse/handlers/presence.py

@@ -20,6 +20,7 @@ from synapse.api.constants import PresenceState
 
 from synapse.util.logutils import log_function
 from synapse.util.logcontext import PreserveLoggingContext
+from synapse.types import UserID
 
 from ._base import BaseHandler
 
@@ -86,6 +87,10 @@ class PresenceHandler(BaseHandler):
             "changed_presencelike_data", self.changed_presencelike_data
         )
 
+        # outbound signal from the presence module to advertise when a user's
+        # presence has changed
+        distributor.declare("user_presence_changed")
+
         self.distributor = distributor
 
         self.federation = hs.get_replication_layer()
@@ -96,22 +101,22 @@ class PresenceHandler(BaseHandler):
         self.federation.register_edu_handler(
             "m.presence_invite",
             lambda origin, content: self.invite_presence(
-                observed_user=hs.parse_userid(content["observed_user"]),
+                observed_user=UserID.from_string(content["observed_user"]),
-                observer_user=hs.parse_userid(content["observer_user"]),
+                observer_user=UserID.from_string(content["observer_user"]),
             )
         )
         self.federation.register_edu_handler(
             "m.presence_accept",
             lambda origin, content: self.accept_presence(
-                observed_user=hs.parse_userid(content["observed_user"]),
+                observed_user=UserID.from_string(content["observed_user"]),
-                observer_user=hs.parse_userid(content["observer_user"]),
+                observer_user=UserID.from_string(content["observer_user"]),
             )
         )
         self.federation.register_edu_handler(
             "m.presence_deny",
             lambda origin, content: self.deny_presence(
-                observed_user=hs.parse_userid(content["observed_user"]),
+                observed_user=UserID.from_string(content["observed_user"]),
-                observer_user=hs.parse_userid(content["observer_user"]),
+                observer_user=UserID.from_string(content["observer_user"]),
             )
         )
 
@@ -418,7 +423,7 @@ class PresenceHandler(BaseHandler):
         )
 
         for p in presence:
-            observed_user = self.hs.parse_userid(p.pop("observed_user_id"))
+            observed_user = UserID.from_string(p.pop("observed_user_id"))
             p["observed_user"] = observed_user
             p.update(self._get_or_offline_usercache(observed_user).get_state())
             if "last_active" in p:
@@ -441,7 +446,7 @@ class PresenceHandler(BaseHandler):
                 user.localpart, accepted=True
             )
             target_users = set([
-                self.hs.parse_userid(x["observed_user_id"]) for x in presence
+                UserID.from_string(x["observed_user_id"]) for x in presence
             ])
 
             # Also include people in all my rooms
@@ -603,6 +608,7 @@ class PresenceHandler(BaseHandler):
             room_ids=room_ids,
             statuscache=statuscache,
         )
+        yield self.distributor.fire("user_presence_changed", user, statuscache)
 
     @defer.inlineCallbacks
     def _push_presence_remote(self, user, destination, state=None):
@@ -646,13 +652,15 @@ class PresenceHandler(BaseHandler):
         deferreds = []
 
         for push in content.get("push", []):
-            user = self.hs.parse_userid(push["user_id"])
+            user = UserID.from_string(push["user_id"])
 
             logger.debug("Incoming presence update from %s", user)
 
             observers = set(self._remote_recvmap.get(user, set()))
             if observers:
-                logger.debug(" | %d interested local observers %r", len(observers), observers)
+                logger.debug(
+                    " | %d interested local observers %r", len(observers), observers
+                )
 
             rm_handler = self.homeserver.get_handlers().room_member_handler
             room_ids = yield rm_handler.get_rooms_for_user(user)
@@ -694,14 +702,14 @@ class PresenceHandler(BaseHandler):
                 del self._user_cachemap[user]
 
         for poll in content.get("poll", []):
-            user = self.hs.parse_userid(poll)
+            user = UserID.from_string(poll)
 
             if not self.hs.is_mine(user):
                 continue
 
             # TODO(paul) permissions checks
 
-            if not user in self._remote_sendmap:
+            if user not in self._remote_sendmap:
                 self._remote_sendmap[user] = set()
 
             self._remote_sendmap[user].add(origin)
@@ -709,7 +717,7 @@ class PresenceHandler(BaseHandler):
             deferreds.append(self._push_presence_remote(user, origin))
 
         for unpoll in content.get("unpoll", []):
-            user = self.hs.parse_userid(unpoll)
+            user = UserID.from_string(unpoll)
 
             if not self.hs.is_mine(user):
                 continue

synapse/handlers/profile.py

@@ -18,6 +18,7 @@ from twisted.internet import defer
 from synapse.api.errors import SynapseError, AuthError, CodeMessageException
 from synapse.api.constants import EventTypes, Membership
 from synapse.util.logcontext import PreserveLoggingContext
+from synapse.types import UserID
 
 from ._base import BaseHandler
 
@@ -169,7 +170,7 @@ class ProfileHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def on_profile_query(self, args):
-        user = self.hs.parse_userid(args["user_id"])
+        user = UserID.from_string(args["user_id"])
         if not self.hs.is_mine(user):
             raise SynapseError(400, "User is not hosted on this Home Server")
 

synapse/handlers/register.py

@@ -99,6 +99,26 @@ class RegistrationHandler(BaseHandler):
                         raise RegistrationError(
                             500, "Cannot generate user ID.")
 
+        # create a default avatar for the user
+        # XXX: ideally clients would explicitly specify one, but given they don't
+        # and we want consistent and pretty identicons for random users, we'll
+        # do it here.
+        try:
+            auth_user = UserID.from_string(user_id)
+            media_repository = self.hs.get_resource_for_media_repository()
+            identicon_resource = media_repository.getChildWithDefault("identicon", None)
+            upload_resource = media_repository.getChildWithDefault("upload", None)
+            identicon_bytes = identicon_resource.generate_identicon(user_id, 320, 320)
+            content_uri = yield upload_resource.create_content(
+                "image/png", None, identicon_bytes, len(identicon_bytes), auth_user
+            )
+            profile_handler = self.hs.get_handlers().profile_handler
+            profile_handler.set_avatar_url(
+                auth_user, auth_user, ("%s#auto" % (content_uri,))
+            )
+        except NotImplementedError:
+            pass  # make tests pass without messing around creating default avatars
+
         defer.returnValue((user_id, token))
 
     @defer.inlineCallbacks

synapse/handlers/room.py

@@ -16,12 +16,14 @@
 """Contains functions for performing events on rooms."""
 from twisted.internet import defer
 
+from ._base import BaseHandler
+
 from synapse.types import UserID, RoomAlias, RoomID
 from synapse.api.constants import EventTypes, Membership, JoinRules
 from synapse.api.errors import StoreError, SynapseError
 from synapse.util import stringutils
 from synapse.util.async import run_on_reactor
-from ._base import BaseHandler
+from synapse.events.utils import serialize_event
 
 import logging
 
@@ -64,7 +66,7 @@ class RoomCreationHandler(BaseHandler):
         invite_list = config.get("invite", [])
         for i in invite_list:
             try:
-                self.hs.parse_userid(i)
+                UserID.from_string(i)
             except:
                 raise SynapseError(400, "Invalid user_id: %s" % (i,))
 
@@ -114,7 +116,7 @@ class RoomCreationHandler(BaseHandler):
                 servers=[self.hs.hostname],
             )
 
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
         creation_events = self._create_events_for_new_room(
             user, room_id, is_public=is_public
         )
@@ -246,11 +248,9 @@ class RoomMemberHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def get_room_members(self, room_id):
-        hs = self.hs
-
         users = yield self.store.get_users_in_room(room_id)
 
-        defer.returnValue([hs.parse_userid(u) for u in users])
+        defer.returnValue([UserID.from_string(u) for u in users])
 
     @defer.inlineCallbacks
     def fetch_room_distributions_into(self, room_id, localusers=None,
@@ -295,8 +295,9 @@ class RoomMemberHandler(BaseHandler):
         yield self.auth.check_joined_room(room_id, user_id)
 
         member_list = yield self.store.get_room_members(room_id=room_id)
+        time_now = self.clock.time_msec()
         event_list = [
-            self.hs.serialize_event(entry)
+            serialize_event(entry, time_now)
             for entry in member_list
         ]
         chunk_data = {
@@ -368,7 +369,7 @@ class RoomMemberHandler(BaseHandler):
             )
 
             if prev_state and prev_state.membership == Membership.JOIN:
-                user = self.hs.parse_userid(event.user_id)
+                user = UserID.from_string(event.user_id)
                 self.distributor.fire(
                     "user_left_room", user=user, room_id=event.room_id
                 )
@@ -388,8 +389,6 @@ class RoomMemberHandler(BaseHandler):
         if not hosts:
             raise SynapseError(404, "No known servers")
 
-        host = hosts[0]
-
         # If event doesn't include a display name, add one.
         yield self.distributor.fire(
             "collect_presencelike_data", joinee, content
@@ -406,13 +405,13 @@ class RoomMemberHandler(BaseHandler):
         })
         event, context = yield self._create_new_client_event(builder)
 
-        yield self._do_join(event, context, room_host=host, do_auth=True)
+        yield self._do_join(event, context, room_hosts=hosts, do_auth=True)
 
         defer.returnValue({"room_id": room_id})
 
     @defer.inlineCallbacks
-    def _do_join(self, event, context, room_host=None, do_auth=True):
+    def _do_join(self, event, context, room_hosts=None, do_auth=True):
-        joinee = self.hs.parse_userid(event.state_key)
+        joinee = UserID.from_string(event.state_key)
         # room_id = RoomID.from_string(event.room_id, self.hs)
         room_id = event.room_id
 
@@ -425,10 +424,22 @@ class RoomMemberHandler(BaseHandler):
             event.room_id,
             self.hs.hostname
         )
+        if not is_host_in_room:
+            # is *anyone* in the room?
+            room_member_keys = [
+                v for (k, v) in context.current_state.keys() if (
+                    k == "m.room.member"
+                )
+            ]
+            if len(room_member_keys) == 0:
+                # has the room been created so we can join it?
+                create_event = context.current_state.get(("m.room.create", ""))
+                if create_event:
+                    is_host_in_room = True
 
         if is_host_in_room:
             should_do_dance = False
-        elif room_host:
+        elif room_hosts:  # TODO: Shouldn't this be remote_room_host?
             should_do_dance = True
         else:
             # TODO(markjh): get prev_state from snapshot
@@ -440,14 +451,15 @@ class RoomMemberHandler(BaseHandler):
                 inviter = UserID.from_string(prev_state.user_id)
 
                 should_do_dance = not self.hs.is_mine(inviter)
-                room_host = inviter.domain
+                room_hosts = [inviter.domain]
             else:
-                should_do_dance = False
+                # return the same error as join_room_alias does
+                raise SynapseError(404, "No known servers")
 
         if should_do_dance:
             handler = self.hs.get_handlers().federation_handler
             yield handler.do_invite_join(
-                room_host,
+                room_hosts,
                 room_id,
                 event.user_id,
                 event.get_dict()["content"],  # FIXME To get a non-frozen dict
@@ -463,7 +475,7 @@ class RoomMemberHandler(BaseHandler):
                 do_auth=do_auth,
             )
 
-        user = self.hs.parse_userid(event.user_id)
+        user = UserID.from_string(event.user_id)
         yield self.distributor.fire(
             "user_joined_room", user=user, room_id=room_id
         )
@@ -513,7 +525,7 @@ class RoomMemberHandler(BaseHandler):
                                     do_auth):
         yield run_on_reactor()
 
-        target_user = self.hs.parse_userid(event.state_key)
+        target_user = UserID.from_string(event.state_key)
 
         yield self.handle_new_client_event(
             event,

synapse/handlers/sync.py

@@ -0,0 +1,439 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from ._base import BaseHandler
+
+from synapse.streams.config import PaginationConfig
+from synapse.api.constants import Membership, EventTypes
+
+from twisted.internet import defer
+
+import collections
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+SyncConfig = collections.namedtuple("SyncConfig", [
+    "user",
+    "client_info",
+    "limit",
+    "gap",
+    "sort",
+    "backfill",
+    "filter",
+])
+
+
+class RoomSyncResult(collections.namedtuple("RoomSyncResult", [
+    "room_id",
+    "limited",
+    "published",
+    "events",
+    "state",
+    "prev_batch",
+    "ephemeral",
+])):
+    __slots__ = []
+
+    def __nonzero__(self):
+        """Make the result appear empty if there are no updates. This is used
+        to tell if room needs to be part of the sync result.
+        """
+        return bool(self.events or self.state or self.ephemeral)
+
+
+class SyncResult(collections.namedtuple("SyncResult", [
+    "next_batch",  # Token for the next sync
+    "private_user_data",  # List of private events for the user.
+    "public_user_data",  # List of public events for all users.
+    "rooms",  # RoomSyncResult for each room.
+])):
+    __slots__ = []
+
+    def __nonzero__(self):
+        """Make the result appear empty if there are no updates. This is used
+        to tell if the notifier needs to wait for more events when polling for
+        events.
+        """
+        return bool(
+            self.private_user_data or self.public_user_data or self.rooms
+        )
+
+
+class SyncHandler(BaseHandler):
+
+    def __init__(self, hs):
+        super(SyncHandler, self).__init__(hs)
+        self.event_sources = hs.get_event_sources()
+        self.clock = hs.get_clock()
+
+    @defer.inlineCallbacks
+    def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0):
+        """Get the sync for a client if we have new data for it now. Otherwise
+        wait for new data to arrive on the server. If the timeout expires, then
+        return an empty sync result.
+        Returns:
+            A Deferred SyncResult.
+        """
+        if timeout == 0 or since_token is None:
+            result = yield self.current_sync_for_user(sync_config, since_token)
+            defer.returnValue(result)
+        else:
+            def current_sync_callback():
+                return self.current_sync_for_user(sync_config, since_token)
+
+            rm_handler = self.hs.get_handlers().room_member_handler
+            room_ids = yield rm_handler.get_rooms_for_user(sync_config.user)
+            result = yield self.notifier.wait_for_events(
+                sync_config.user, room_ids,
+                sync_config.filter, timeout, current_sync_callback
+            )
+            defer.returnValue(result)
+
+    def current_sync_for_user(self, sync_config, since_token=None):
+        """Get the sync for client needed to match what the server has now.
+        Returns:
+            A Deferred SyncResult.
+        """
+        if since_token is None:
+            return self.initial_sync(sync_config)
+        else:
+            if sync_config.gap:
+                return self.incremental_sync_with_gap(sync_config, since_token)
+            else:
+                # TODO(mjark): Handle gapless sync
+                raise NotImplementedError()
+
+    @defer.inlineCallbacks
+    def initial_sync(self, sync_config):
+        """Get a sync for a client which is starting without any state
+        Returns:
+            A Deferred SyncResult.
+        """
+        if sync_config.sort == "timeline,desc":
+            # TODO(mjark): Handle going through events in reverse order?.
+            # What does "most recent events" mean when applying the limits mean
+            # in this case?
+            raise NotImplementedError()
+
+        now_token = yield self.event_sources.get_current_token()
+
+        presence_stream = self.event_sources.sources["presence"]
+        # TODO (mjark): This looks wrong, shouldn't we be getting the presence
+        # UP to the present rather than after the present?
+        pagination_config = PaginationConfig(from_token=now_token)
+        presence, _ = yield presence_stream.get_pagination_rows(
+            user=sync_config.user,
+            pagination_config=pagination_config.get_source_config("presence"),
+            key=None
+        )
+        room_list = yield self.store.get_rooms_for_user_where_membership_is(
+            user_id=sync_config.user.to_string(),
+            membership_list=[Membership.INVITE, Membership.JOIN]
+        )
+
+        # TODO (mjark): Does public mean "published"?
+        published_rooms = yield self.store.get_rooms(is_public=True)
+        published_room_ids = set(r["room_id"] for r in published_rooms)
+
+        rooms = []
+        for event in room_list:
+            room_sync = yield self.initial_sync_for_room(
+                event.room_id, sync_config, now_token, published_room_ids
+            )
+            rooms.append(room_sync)
+
+        defer.returnValue(SyncResult(
+            public_user_data=presence,
+            private_user_data=[],
+            rooms=rooms,
+            next_batch=now_token,
+        ))
+
+    @defer.inlineCallbacks
+    def initial_sync_for_room(self, room_id, sync_config, now_token,
+                              published_room_ids):
+        """Sync a room for a client which is starting without any state
+        Returns:
+            A Deferred RoomSyncResult.
+        """
+
+        recents, prev_batch_token, limited = yield self.load_filtered_recents(
+            room_id, sync_config, now_token,
+        )
+
+        current_state = yield self.state_handler.get_current_state(
+            room_id
+        )
+        current_state_events = current_state.values()
+
+        defer.returnValue(RoomSyncResult(
+            room_id=room_id,
+            published=room_id in published_room_ids,
+            events=recents,
+            prev_batch=prev_batch_token,
+            state=current_state_events,
+            limited=limited,
+            ephemeral=[],
+        ))
+
+    @defer.inlineCallbacks
+    def incremental_sync_with_gap(self, sync_config, since_token):
+        """ Get the incremental delta needed to bring the client up to
+        date with the server.
+        Returns:
+            A Deferred SyncResult.
+        """
+        if sync_config.sort == "timeline,desc":
+            # TODO(mjark): Handle going through events in reverse order?.
+            # What does "most recent events" mean when applying the limits mean
+            # in this case?
+            raise NotImplementedError()
+
+        now_token = yield self.event_sources.get_current_token()
+
+        presence_source = self.event_sources.sources["presence"]
+        presence, presence_key = yield presence_source.get_new_events_for_user(
+            user=sync_config.user,
+            from_key=since_token.presence_key,
+            limit=sync_config.limit,
+        )
+        now_token = now_token.copy_and_replace("presence_key", presence_key)
+
+        typing_source = self.event_sources.sources["typing"]
+        typing, typing_key = yield typing_source.get_new_events_for_user(
+            user=sync_config.user,
+            from_key=since_token.typing_key,
+            limit=sync_config.limit,
+        )
+        now_token = now_token.copy_and_replace("typing_key", typing_key)
+
+        typing_by_room = {event["room_id"]: [event] for event in typing}
+        for event in typing:
+            event.pop("room_id")
+        logger.debug("Typing %r", typing_by_room)
+
+        rm_handler = self.hs.get_handlers().room_member_handler
+        room_ids = yield rm_handler.get_rooms_for_user(sync_config.user)
+
+        # TODO (mjark): Does public mean "published"?
+        published_rooms = yield self.store.get_rooms(is_public=True)
+        published_room_ids = set(r["room_id"] for r in published_rooms)
+
+        room_events, _ = yield self.store.get_room_events_stream(
+            sync_config.user.to_string(),
+            from_key=since_token.room_key,
+            to_key=now_token.room_key,
+            room_id=None,
+            limit=sync_config.limit + 1,
+        )
+
+        rooms = []
+        if len(room_events) <= sync_config.limit:
+            # There is no gap in any of the rooms. Therefore we can just
+            # partition the new events by room and return them.
+            events_by_room_id = {}
+            for event in room_events:
+                events_by_room_id.setdefault(event.room_id, []).append(event)
+
+            for room_id in room_ids:
+                recents = events_by_room_id.get(room_id, [])
+                state = [event for event in recents if event.is_state()]
+                if recents:
+                    prev_batch = now_token.copy_and_replace(
+                        "room_key", recents[0].internal_metadata.before
+                    )
+                else:
+                    prev_batch = now_token
+
+                state = yield self.check_joined_room(
+                    sync_config, room_id, state
+                )
+
+                room_sync = RoomSyncResult(
+                    room_id=room_id,
+                    published=room_id in published_room_ids,
+                    events=recents,
+                    prev_batch=prev_batch,
+                    state=state,
+                    limited=False,
+                    ephemeral=typing_by_room.get(room_id, [])
+                )
+                if room_sync:
+                    rooms.append(room_sync)
+        else:
+            for room_id in room_ids:
+                room_sync = yield self.incremental_sync_with_gap_for_room(
+                    room_id, sync_config, since_token, now_token,
+                    published_room_ids, typing_by_room
+                )
+                if room_sync:
+                    rooms.append(room_sync)
+
+        defer.returnValue(SyncResult(
+            public_user_data=presence,
+            private_user_data=[],
+            rooms=rooms,
+            next_batch=now_token,
+        ))
+
+    @defer.inlineCallbacks
+    def load_filtered_recents(self, room_id, sync_config, now_token,
+                              since_token=None):
+        limited = True
+        recents = []
+        filtering_factor = 2
+        load_limit = max(sync_config.limit * filtering_factor, 100)
+        max_repeat = 3  # Only try a few times per room, otherwise
+        room_key = now_token.room_key
+        end_key = room_key
+
+        while limited and len(recents) < sync_config.limit and max_repeat:
+            events, keys = yield self.store.get_recent_events_for_room(
+                room_id,
+                limit=load_limit + 1,
+                from_token=since_token.room_key if since_token else None,
+                end_token=end_key,
+            )
+            (room_key, _) = keys
+            end_key = "s" + room_key.split('-')[-1]
+            loaded_recents = sync_config.filter.filter_room_events(events)
+            loaded_recents.extend(recents)
+            recents = loaded_recents
+            if len(events) <= load_limit:
+                limited = False
+            max_repeat -= 1
+
+        if len(recents) > sync_config.limit:
+            recents = recents[-sync_config.limit:]
+            room_key = recents[0].internal_metadata.before
+
+        prev_batch_token = now_token.copy_and_replace(
+            "room_key", room_key
+        )
+
+        defer.returnValue((recents, prev_batch_token, limited))
+
+    @defer.inlineCallbacks
+    def incremental_sync_with_gap_for_room(self, room_id, sync_config,
+                                           since_token, now_token,
+                                           published_room_ids, typing_by_room):
+        """ Get the incremental delta needed to bring the client up to date for
+        the room. Gives the client the most recent events and the changes to
+        state.
+        Returns:
+            A Deferred RoomSyncResult
+        """
+
+        # TODO(mjark): Check for redactions we might have missed.
+
+        recents, prev_batch_token, limited = yield self.load_filtered_recents(
+            room_id, sync_config, now_token, since_token,
+        )
+
+        logging.debug("Recents %r", recents)
+
+        # TODO(mjark): This seems racy since this isn't being passed a
+        # token to indicate what point in the stream this is
+        current_state = yield self.state_handler.get_current_state(
+            room_id
+        )
+        current_state_events = current_state.values()
+
+        state_at_previous_sync = yield self.get_state_at_previous_sync(
+            room_id, since_token=since_token
+        )
+
+        state_events_delta = yield self.compute_state_delta(
+            since_token=since_token,
+            previous_state=state_at_previous_sync,
+            current_state=current_state_events,
+        )
+
+        state_events_delta = yield self.check_joined_room(
+            sync_config, room_id, state_events_delta
+        )
+
+        room_sync = RoomSyncResult(
+            room_id=room_id,
+            published=room_id in published_room_ids,
+            events=recents,
+            prev_batch=prev_batch_token,
+            state=state_events_delta,
+            limited=limited,
+            ephemeral=typing_by_room.get(room_id, [])
+        )
+
+        logging.debug("Room sync: %r", room_sync)
+
+        defer.returnValue(room_sync)
+
+    @defer.inlineCallbacks
+    def get_state_at_previous_sync(self, room_id, since_token):
+        """ Get the room state at the previous sync the client made.
+        Returns:
+            A Deferred list of Events.
+        """
+        last_events, token = yield self.store.get_recent_events_for_room(
+            room_id, end_token=since_token.room_key, limit=1,
+        )
+
+        if last_events:
+            last_event = last_events[0]
+            last_context = yield self.state_handler.compute_event_context(
+                last_event
+            )
+            if last_event.is_state():
+                state = [last_event] + last_context.current_state.values()
+            else:
+                state = last_context.current_state.values()
+        else:
+            state = ()
+        defer.returnValue(state)
+
+    def compute_state_delta(self, since_token, previous_state, current_state):
+        """ Works out the differnce in state between the current state and the
+        state the client got when it last performed a sync.
+        Returns:
+            A list of events.
+        """
+        # TODO(mjark) Check if the state events were received by the server
+        # after the previous sync, since we need to include those state
+        # updates even if they occured logically before the previous event.
+        # TODO(mjark) Check for new redactions in the state events.
+        previous_dict = {event.event_id: event for event in previous_state}
+        state_delta = []
+        for event in current_state:
+            if event.event_id not in previous_dict:
+                state_delta.append(event)
+        return state_delta
+
+    @defer.inlineCallbacks
+    def check_joined_room(self, sync_config, room_id, state_delta):
+        joined = False
+        for event in state_delta:
+            if (
+                event.type == EventTypes.Member
+                and event.state_key == sync_config.user.to_string()
+            ):
+                if event.content["membership"] == Membership.JOIN:
+                    joined = True
+
+        if joined:
+            res = yield self.state_handler.get_current_state(room_id)
+            state_delta = res.values()
+
+        defer.returnValue(state_delta)

synapse/handlers/typing.py

@@ -18,6 +18,7 @@ from twisted.internet import defer
 from ._base import BaseHandler
 
 from synapse.api.errors import SynapseError, AuthError
+from synapse.types import UserID
 
 import logging
 
@@ -83,9 +84,15 @@ class TypingNotificationHandler(BaseHandler):
         if member in self._member_typing_timer:
             self.clock.cancel_call_later(self._member_typing_timer[member])
 
+        def _cb():
+            logger.debug(
+                "%s has timed out in %s", target_user.to_string(), room_id
+            )
+            self._stopped_typing(member)
+
         self._member_typing_until[member] = until
         self._member_typing_timer[member] = self.clock.call_later(
-            timeout / 1000, lambda: self._stopped_typing(member)
+            timeout / 1000.0, _cb
         )
 
         if was_present:
@@ -114,6 +121,10 @@ class TypingNotificationHandler(BaseHandler):
 
         member = RoomMember(room_id=room_id, user=target_user)
 
+        if member in self._member_typing_timer:
+            self.clock.cancel_call_later(self._member_typing_timer[member])
+            del self._member_typing_timer[member]
+
         yield self._stopped_typing(member)
 
     @defer.inlineCallbacks
@@ -136,7 +147,9 @@ class TypingNotificationHandler(BaseHandler):
 
         del self._member_typing_until[member]
 
-        self.clock.cancel_call_later(self._member_typing_timer[member])
+        if member in self._member_typing_timer:
+            # Don't cancel it - either it already expired, or the real
+            # stopped_typing() will cancel it
             del self._member_typing_timer[member]
 
     @defer.inlineCallbacks
@@ -173,7 +186,7 @@ class TypingNotificationHandler(BaseHandler):
     @defer.inlineCallbacks
     def _recv_edu(self, origin, content):
         room_id = content["room_id"]
-        user = self.homeserver.parse_userid(content["user_id"])
+        user = UserID.from_string(content["user_id"])
 
         localusers = set()
 

synapse/http/client.py

@@ -62,6 +62,25 @@ class SimpleHttpClient(object):
 
         defer.returnValue(json.loads(body))
 
+    @defer.inlineCallbacks
+    def post_json_get_json(self, uri, post_json):
+        json_str = json.dumps(post_json)
+
+        logger.info("HTTP POST %s -> %s", json_str, uri)
+
+        response = yield self.agent.request(
+            "POST",
+            uri.encode("ascii"),
+            headers=Headers({
+                "Content-Type": ["application/json"]
+            }),
+            bodyProducer=FileBodyProducer(StringIO(json_str))
+        )
+
+        body = yield readBody(response)
+
+        defer.returnValue(json.loads(body))
+
     @defer.inlineCallbacks
     def get_json(self, uri, args={}):
         """ Get's some json from the given host and path

synapse/http/matrixfederationclient.py

@@ -27,7 +27,9 @@ from synapse.util.logcontext import PreserveLoggingContext
 
 from syutil.jsonutil import encode_canonical_json
 
-from synapse.api.errors import CodeMessageException, SynapseError, Codes
+from synapse.api.errors import (
+    SynapseError, Codes, HttpResponseException,
+)
 
 from syutil.crypto.jsonsign import sign_json
 
@@ -169,13 +171,13 @@ class MatrixFederationHttpClient(object):
         )
 
         if 200 <= response.code < 300:
-            # We need to update the transactions table to say it was sent?
             pass
         else:
             # :'(
             # Update transactions table?
-            raise CodeMessageException(
+            body = yield readBody(response)
-                response.code, response.phrase
+            raise HttpResponseException(
+                response.code, response.phrase, body
             )
 
         defer.returnValue(response)
@@ -244,11 +246,66 @@ class MatrixFederationHttpClient(object):
             headers_dict={"Content-Type": ["application/json"]},
         )
 
+        if 200 <= response.code < 300:
+            # We need to update the transactions table to say it was sent?
+            c_type = response.headers.getRawHeaders("Content-Type")
+
+            if "application/json" not in c_type:
+                raise RuntimeError(
+                    "Content-Type not application/json"
+                )
+
         logger.debug("Getting resp body")
         body = yield readBody(response)
         logger.debug("Got resp body")
 
-        defer.returnValue((response.code, body))
+        defer.returnValue(json.loads(body))
+
+    @defer.inlineCallbacks
+    def post_json(self, destination, path, data={}):
+        """ Sends the specifed json data using POST
+
+        Args:
+            destination (str): The remote server to send the HTTP request
+                to.
+            path (str): The HTTP path.
+            data (dict): A dict containing the data that will be used as
+                the request body. This will be encoded as JSON.
+
+        Returns:
+            Deferred: Succeeds when we get a 2xx HTTP response. The result
+            will be the decoded JSON body. On a 4xx or 5xx error response a
+            CodeMessageException is raised.
+        """
+
+        def body_callback(method, url_bytes, headers_dict):
+            self.sign_request(
+                destination, method, url_bytes, headers_dict, data
+            )
+            return _JsonProducer(data)
+
+        response = yield self._create_request(
+            destination.encode("ascii"),
+            "POST",
+            path.encode("ascii"),
+            body_callback=body_callback,
+            headers_dict={"Content-Type": ["application/json"]},
+        )
+
+        if 200 <= response.code < 300:
+            # We need to update the transactions table to say it was sent?
+            c_type = response.headers.getRawHeaders("Content-Type")
+
+            if "application/json" not in c_type:
+                raise RuntimeError(
+                    "Content-Type not application/json"
+                )
+
+        logger.debug("Getting resp body")
+        body = yield readBody(response)
+        logger.debug("Got resp body")
+
+        defer.returnValue(json.loads(body))
 
     @defer.inlineCallbacks
     def get_json(self, destination, path, args={}, retry_on_dns_fail=True):
@@ -290,7 +347,18 @@ class MatrixFederationHttpClient(object):
             retry_on_dns_fail=retry_on_dns_fail
         )
 
+        if 200 <= response.code < 300:
+            # We need to update the transactions table to say it was sent?
+            c_type = response.headers.getRawHeaders("Content-Type")
+
+            if "application/json" not in c_type:
+                raise RuntimeError(
+                    "Content-Type not application/json"
+                )
+
+        logger.debug("Getting resp body")
         body = yield readBody(response)
+        logger.debug("Got resp body")
 
         defer.returnValue(json.loads(body))
 

synapse/http/server.py

@@ -16,7 +16,7 @@
 
 from synapse.http.agent_name import AGENT_NAME
 from synapse.api.errors import (
-    cs_exception, SynapseError, CodeMessageException
+    cs_exception, SynapseError, CodeMessageException, UnrecognizedRequestError
 )
 from synapse.util.logcontext import LoggingContext
 
@@ -69,9 +69,10 @@ class JsonResource(HttpServer, resource.Resource):
 
     _PathEntry = collections.namedtuple("_PathEntry", ["pattern", "callback"])
 
-    def __init__(self):
+    def __init__(self, hs):
         resource.Resource.__init__(self)
 
+        self.clock = hs.get_clock()
         self.path_regexs = {}
 
     def register_path(self, method, path_pattern, callback):
@@ -111,6 +112,7 @@ class JsonResource(HttpServer, resource.Resource):
             This checks if anyone has registered a callback for that method and
             path.
         """
+        code = None
         try:
             # Just say yes to OPTIONS.
             if request.method == "OPTIONS":
@@ -130,6 +132,13 @@ class JsonResource(HttpServer, resource.Resource):
                         urllib.unquote(u).decode("UTF-8") for u in m.groups()
                     ]
 
+                    logger.info(
+                        "Received request: %s %s",
+                        request.method, request.path
+                    )
+
+                    start = self.clock.time_msec()
+
                     code, response = yield path_entry.callback(
                         request,
                         *args
@@ -139,19 +148,17 @@ class JsonResource(HttpServer, resource.Resource):
                     return
 
             # Huh. No one wanted to handle that? Fiiiiiine. Send 400.
-            self._send_response(
+            raise UnrecognizedRequestError()
-                request,
-                400,
-                {"error": "Unrecognized request"}
-            )
         except CodeMessageException as e:
             if isinstance(e, SynapseError):
                 logger.info("%s SynapseError: %s - %s", request, e.code, e.msg)
             else:
                 logger.exception(e)
+
+            code = e.code
             self._send_response(
                 request,
-                e.code,
+                code,
                 cs_exception(e),
                 response_code_message=e.response_code_message
             )
@@ -162,6 +169,14 @@ class JsonResource(HttpServer, resource.Resource):
                 500,
                 {"error": "Internal server error"}
             )
+        finally:
+            code = str(code) if code else "-"
+
+            end = self.clock.time_msec()
+            logger.info(
+                "Processed request: %dms %s %s %s",
+                end-start, code, request.method, request.path
+            )
 
     def _send_response(self, request, code, response_json_object,
                        response_code_message=None):

synapse/http/servlet.py

@@ -0,0 +1,113 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+""" This module contains base REST classes for constructing REST servlets. """
+
+from synapse.api.errors import SynapseError
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+class RestServlet(object):
+
+    """ A Synapse REST Servlet.
+
+    An implementing class can either provide its own custom 'register' method,
+    or use the automatic pattern handling provided by the base class.
+
+    To use this latter, the implementing class instead provides a `PATTERN`
+    class attribute containing a pre-compiled regular expression. The automatic
+    register method will then use this method to register any of the following
+    instance methods associated with the corresponding HTTP method:
+
+      on_GET
+      on_PUT
+      on_POST
+      on_DELETE
+      on_OPTIONS
+
+    Automatically handles turning CodeMessageExceptions thrown by these methods
+    into the appropriate HTTP response.
+    """
+
+    def register(self, http_server):
+        """ Register this servlet with the given HTTP server. """
+        if hasattr(self, "PATTERN"):
+            pattern = self.PATTERN
+
+            for method in ("GET", "PUT", "POST", "OPTIONS", "DELETE"):
+                if hasattr(self, "on_%s" % (method)):
+                    method_handler = getattr(self, "on_%s" % (method))
+                    http_server.register_path(method, pattern, method_handler)
+        else:
+            raise NotImplementedError("RestServlet must register something.")
+
+    @staticmethod
+    def parse_integer(request, name, default=None, required=False):
+        if name in request.args:
+            try:
+                return int(request.args[name][0])
+            except:
+                message = "Query parameter %r must be an integer" % (name,)
+                raise SynapseError(400, message)
+        else:
+            if required:
+                message = "Missing integer query parameter %r" % (name,)
+                raise SynapseError(400, message)
+            else:
+                return default
+
+    @staticmethod
+    def parse_boolean(request, name, default=None, required=False):
+        if name in request.args:
+            try:
+                return {
+                    "true": True,
+                    "false": False,
+                }[request.args[name][0]]
+            except:
+                message = (
+                    "Boolean query parameter %r must be one of"
+                    " ['true', 'false']"
+                ) % (name,)
+                raise SynapseError(400, message)
+        else:
+            if required:
+                message = "Missing boolean query parameter %r" % (name,)
+                raise SynapseError(400, message)
+            else:
+                return default
+
+    @staticmethod
+    def parse_string(request, name, default=None, required=False,
+                     allowed_values=None, param_type="string"):
+        if name in request.args:
+            value = request.args[name][0]
+            if allowed_values is not None and value not in allowed_values:
+                message = "Query parameter %r must be one of [%s]" % (
+                    name, ", ".join(repr(v) for v in allowed_values)
+                )
+                raise SynapseError(message)
+            else:
+                return value
+        else:
+            if required:
+                message = "Missing %s query parameter %r" % (param_type, name)
+                raise SynapseError(400, message)
+            else:
+                return default

synapse/notifier.py

@@ -18,6 +18,7 @@ from twisted.internet import defer
 from synapse.util.logutils import log_function
 from synapse.util.logcontext import PreserveLoggingContext
 from synapse.util.async import run_on_reactor
+from synapse.types import StreamToken
 
 import logging
 
@@ -205,6 +206,53 @@ class Notifier(object):
                 [notify(l).addErrback(eb) for l in listeners]
             )
 
+    @defer.inlineCallbacks
+    def wait_for_events(self, user, rooms, filter, timeout, callback):
+        """Wait until the callback returns a non empty response or the
+        timeout fires.
+        """
+
+        deferred = defer.Deferred()
+
+        from_token = StreamToken("s0", "0", "0")
+
+        listener = [_NotificationListener(
+            user=user,
+            rooms=rooms,
+            from_token=from_token,
+            limit=1,
+            timeout=timeout,
+            deferred=deferred,
+        )]
+
+        if timeout:
+            self._register_with_keys(listener[0])
+
+        result = yield callback()
+        if timeout:
+            timed_out = [False]
+
+            def _timeout_listener():
+                timed_out[0] = True
+                listener[0].notify(self, [], from_token, from_token)
+
+            self.clock.call_later(timeout/1000., _timeout_listener)
+            while not result and not timed_out[0]:
+                yield deferred
+                deferred = defer.Deferred()
+                listener[0] = _NotificationListener(
+                    user=user,
+                    rooms=rooms,
+                    from_token=from_token,
+                    limit=1,
+                    timeout=timeout,
+                    deferred=deferred,
+                )
+                self._register_with_keys(listener[0])
+                result = yield callback()
+
+        defer.returnValue(result)
+
     def get_events_for(self, user, rooms, pagination_config, timeout):
         """ For the given user and rooms, return any new events for them. If
         there are no new events wait for up to `timeout` milliseconds for any
@@ -244,14 +292,14 @@ class Notifier(object):
             )
 
         if timeout:
-            self.clock.call_later(timeout/1000.0, _timeout_listener)
-
             self._register_with_keys(listener)
 
         yield self._check_for_updates(listener)
 
         if not timeout:
             _timeout_listener()
+        else:
+            self.clock.call_later(timeout/1000.0, _timeout_listener)
 
         return
 

synapse/push/__init__.py

@@ -0,0 +1,423 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.internet import defer
+
+from synapse.streams.config import PaginationConfig
+from synapse.types import StreamToken, UserID
+
+import synapse.util.async
+import baserules
+
+import logging
+import json
+import re
+
+logger = logging.getLogger(__name__)
+
+
+class Pusher(object):
+    INITIAL_BACKOFF = 1000
+    MAX_BACKOFF = 60 * 60 * 1000
+    GIVE_UP_AFTER = 24 * 60 * 60 * 1000
+    DEFAULT_ACTIONS = ['notify']
+
+    INEQUALITY_EXPR = re.compile("^([=<>]*)([0-9]*)$")
+
+    def __init__(self, _hs, profile_tag, user_name, app_id,
+                 app_display_name, device_display_name, pushkey, pushkey_ts,
+                 data, last_token, last_success, failing_since):
+        self.hs = _hs
+        self.evStreamHandler = self.hs.get_handlers().event_stream_handler
+        self.store = self.hs.get_datastore()
+        self.clock = self.hs.get_clock()
+        self.profile_tag = profile_tag
+        self.user_name = user_name
+        self.app_id = app_id
+        self.app_display_name = app_display_name
+        self.device_display_name = device_display_name
+        self.pushkey = pushkey
+        self.pushkey_ts = pushkey_ts
+        self.data = data
+        self.last_token = last_token
+        self.last_success = last_success  # not actually used
+        self.backoff_delay = Pusher.INITIAL_BACKOFF
+        self.failing_since = failing_since
+        self.alive = True
+
+        # The last value of last_active_time that we saw
+        self.last_last_active_time = 0
+        self.has_unread = True
+
+    @defer.inlineCallbacks
+    def _actions_for_event(self, ev):
+        """
+        This should take into account notification settings that the user
+        has configured both globally and per-room when we have the ability
+        to do such things.
+        """
+        if ev['user_id'] == self.user_name:
+            # let's assume you probably know about messages you sent yourself
+            defer.returnValue(['dont_notify'])
+
+        if ev['type'] == 'm.room.member':
+            if ev['state_key'] != self.user_name:
+                defer.returnValue(['dont_notify'])
+
+        rawrules = yield self.store.get_push_rules_for_user_name(self.user_name)
+
+        for r in rawrules:
+            r['conditions'] = json.loads(r['conditions'])
+            r['actions'] = json.loads(r['actions'])
+
+        user = UserID.from_string(self.user_name)
+
+        rules = baserules.list_with_base_rules(rawrules, user)
+
+        # get *our* member event for display name matching
+        member_events_for_room = yield self.store.get_current_state(
+            room_id=ev['room_id'],
+            event_type='m.room.member',
+            state_key=None
+        )
+        my_display_name = None
+        room_member_count = 0
+        for mev in member_events_for_room:
+            if mev.content['membership'] != 'join':
+                continue
+
+            # This loop does two things:
+            # 1) Find our current display name
+            if mev.state_key == self.user_name and 'displayname' in mev.content:
+                my_display_name = mev.content['displayname']
+
+            # and 2) Get the number of people in that room
+            room_member_count += 1
+
+        for r in rules:
+            matches = True
+
+            conditions = r['conditions']
+            actions = r['actions']
+
+            for c in conditions:
+                matches &= self._event_fulfills_condition(
+                    ev, c, display_name=my_display_name,
+                    room_member_count=room_member_count
+                )
+            # ignore rules with no actions (we have an explict 'dont_notify'
+            if len(actions) == 0:
+                logger.warn(
+                    "Ignoring rule id %s with no actions for user %s" %
+                    (r['rule_id'], r['user_name'])
+                )
+                continue
+            if matches:
+                defer.returnValue(actions)
+
+        defer.returnValue(Pusher.DEFAULT_ACTIONS)
+
+    @staticmethod
+    def _glob_to_regexp(glob):
+        r = re.escape(glob)
+        r = re.sub(r'\\\*', r'.*?', r)
+        r = re.sub(r'\\\?', r'.', r)
+
+        # handle [abc], [a-z] and [!a-z] style ranges.
+        r = re.sub(r'\\\[(\\\!|)(.*)\\\]',
+                   lambda x: ('[%s%s]' % (x.group(1) and '^' or '',
+                                          re.sub(r'\\\-', '-', x.group(2)))), r)
+        return r
+
+    def _event_fulfills_condition(self, ev, condition, display_name, room_member_count):
+        if condition['kind'] == 'event_match':
+            if 'pattern' not in condition:
+                logger.warn("event_match condition with no pattern")
+                return False
+            # XXX: optimisation: cache our pattern regexps
+            if condition['key'] == 'content.body':
+                r = r'\b%s\b' % self._glob_to_regexp(condition['pattern'])
+            else:
+                r = r'^%s$' % self._glob_to_regexp(condition['pattern'])
+            val = _value_for_dotted_key(condition['key'], ev)
+            if val is None:
+                return False
+            return re.search(r, val, flags=re.IGNORECASE) is not None
+
+        elif condition['kind'] == 'device':
+            if 'profile_tag' not in condition:
+                return True
+            return condition['profile_tag'] == self.profile_tag
+
+        elif condition['kind'] == 'contains_display_name':
+            # This is special because display names can be different
+            # between rooms and so you can't really hard code it in a rule.
+            # Optimisation: we should cache these names and update them from
+            # the event stream.
+            if 'content' not in ev or 'body' not in ev['content']:
+                return False
+            if not display_name:
+                return False
+            return re.search(
+                "\b%s\b" % re.escape(display_name), ev['content']['body'],
+                flags=re.IGNORECASE
+            ) is not None
+
+        elif condition['kind'] == 'room_member_count':
+            if 'is' not in condition:
+                return False
+            m = Pusher.INEQUALITY_EXPR.match(condition['is'])
+            if not m:
+                return False
+            ineq = m.group(1)
+            rhs = m.group(2)
+            if not rhs.isdigit():
+                return False
+            rhs = int(rhs)
+
+            if ineq == '' or ineq == '==':
+                return room_member_count == rhs
+            elif ineq == '<':
+                return room_member_count < rhs
+            elif ineq == '>':
+                return room_member_count > rhs
+            elif ineq == '>=':
+                return room_member_count >= rhs
+            elif ineq == '<=':
+                return room_member_count <= rhs
+            else:
+                return False
+        else:
+            return True
+
+    @defer.inlineCallbacks
+    def get_context_for_event(self, ev):
+        name_aliases = yield self.store.get_room_name_and_aliases(
+            ev['room_id']
+        )
+
+        ctx = {'aliases': name_aliases[1]}
+        if name_aliases[0] is not None:
+            ctx['name'] = name_aliases[0]
+
+        their_member_events_for_room = yield self.store.get_current_state(
+            room_id=ev['room_id'],
+            event_type='m.room.member',
+            state_key=ev['user_id']
+        )
+        for mev in their_member_events_for_room:
+            if mev.content['membership'] == 'join' and 'displayname' in mev.content:
+                dn = mev.content['displayname']
+                if dn is not None:
+                    ctx['sender_display_name'] = dn
+
+        defer.returnValue(ctx)
+
+    @defer.inlineCallbacks
+    def start(self):
+        if not self.last_token:
+            # First-time setup: get a token to start from (we can't
+            # just start from no token, ie. 'now'
+            # because we need the result to be reproduceable in case
+            # we fail to dispatch the push)
+            config = PaginationConfig(from_token=None, limit='1')
+            chunk = yield self.evStreamHandler.get_stream(
+                self.user_name, config, timeout=0)
+            self.last_token = chunk['end']
+            self.store.update_pusher_last_token(
+                self.user_name, self.pushkey, self.last_token)
+            logger.info("Pusher %s for user %s starting from token %s",
+                        self.pushkey, self.user_name, self.last_token)
+
+        while self.alive:
+            from_tok = StreamToken.from_string(self.last_token)
+            config = PaginationConfig(from_token=from_tok, limit='1')
+            chunk = yield self.evStreamHandler.get_stream(
+                self.user_name, config,
+                timeout=100*365*24*60*60*1000, affect_presence=False
+            )
+
+            # limiting to 1 may get 1 event plus 1 presence event, so
+            # pick out the actual event
+            single_event = None
+            for c in chunk['chunk']:
+                if 'event_id' in c:  # Hmmm...
+                    single_event = c
+                    break
+            if not single_event:
+                self.last_token = chunk['end']
+                continue
+
+            if not self.alive:
+                continue
+
+            processed = False
+            actions = yield self._actions_for_event(single_event)
+            tweaks = _tweaks_for_actions(actions)
+
+            if len(actions) == 0:
+                logger.warn("Empty actions! Using default action.")
+                actions = Pusher.DEFAULT_ACTIONS
+            if 'notify' not in actions and 'dont_notify' not in actions:
+                logger.warn("Neither notify nor dont_notify in actions: adding default")
+                actions.extend(Pusher.DEFAULT_ACTIONS)
+            if 'dont_notify' in actions:
+                logger.debug(
+                    "%s for %s: dont_notify",
+                    single_event['event_id'], self.user_name
+                )
+                processed = True
+            else:
+                rejected = yield self.dispatch_push(single_event, tweaks)
+                self.has_unread = True
+                if isinstance(rejected, list) or isinstance(rejected, tuple):
+                    processed = True
+                    for pk in rejected:
+                        if pk != self.pushkey:
+                            # for sanity, we only remove the pushkey if it
+                            # was the one we actually sent...
+                            logger.warn(
+                                ("Ignoring rejected pushkey %s because we"
+                                 " didn't send it"), pk
+                            )
+                        else:
+                            logger.info(
+                                "Pushkey %s was rejected: removing",
+                                pk
+                            )
+                            yield self.hs.get_pusherpool().remove_pusher(
+                                self.app_id, pk
+                            )
+
+            if not self.alive:
+                continue
+
+            if processed:
+                self.backoff_delay = Pusher.INITIAL_BACKOFF
+                self.last_token = chunk['end']
+                self.store.update_pusher_last_token_and_success(
+                    self.user_name,
+                    self.pushkey,
+                    self.last_token,
+                    self.clock.time_msec()
+                )
+                if self.failing_since:
+                    self.failing_since = None
+                    self.store.update_pusher_failing_since(
+                        self.user_name,
+                        self.pushkey,
+                        self.failing_since)
+            else:
+                if not self.failing_since:
+                    self.failing_since = self.clock.time_msec()
+                    self.store.update_pusher_failing_since(
+                        self.user_name,
+                        self.pushkey,
+                        self.failing_since
+                    )
+
+                if (self.failing_since and
+                   self.failing_since <
+                   self.clock.time_msec() - Pusher.GIVE_UP_AFTER):
+                    # we really only give up so that if the URL gets
+                    # fixed, we don't suddenly deliver a load
+                    # of old notifications.
+                    logger.warn("Giving up on a notification to user %s, "
+                                "pushkey %s",
+                                self.user_name, self.pushkey)
+                    self.backoff_delay = Pusher.INITIAL_BACKOFF
+                    self.last_token = chunk['end']
+                    self.store.update_pusher_last_token(
+                        self.user_name,
+                        self.pushkey,
+                        self.last_token
+                    )
+
+                    self.failing_since = None
+                    self.store.update_pusher_failing_since(
+                        self.user_name,
+                        self.pushkey,
+                        self.failing_since
+                    )
+                else:
+                    logger.warn("Failed to dispatch push for user %s "
+                                "(failing for %dms)."
+                                "Trying again in %dms",
+                                self.user_name,
+                                self.clock.time_msec() - self.failing_since,
+                                self.backoff_delay)
+                    yield synapse.util.async.sleep(self.backoff_delay / 1000.0)
+                    self.backoff_delay *= 2
+                    if self.backoff_delay > Pusher.MAX_BACKOFF:
+                        self.backoff_delay = Pusher.MAX_BACKOFF
+
+    def stop(self):
+        self.alive = False
+
+    def dispatch_push(self, p, tweaks):
+        """
+        Overridden by implementing classes to actually deliver the notification
+        Args:
+            p: The event to notify for as a single event from the event stream
+        Returns: If the notification was delivered, an array containing any
+                 pushkeys that were rejected by the push gateway.
+                 False if the notification could not be delivered (ie.
+                 should be retried).
+        """
+        pass
+
+    def reset_badge_count(self):
+        pass
+
+    def presence_changed(self, state):
+        """
+        We clear badge counts whenever a user's last_active time is bumped
+        This is by no means perfect but I think it's the best we can do
+        without read receipts.
+        """
+        if 'last_active' in state.state:
+            last_active = state.state['last_active']
+            if last_active > self.last_last_active_time:
+                self.last_last_active_time = last_active
+                if self.has_unread:
+                    logger.info("Resetting badge count for %s", self.user_name)
+                    self.reset_badge_count()
+                    self.has_unread = False
+
+
+def _value_for_dotted_key(dotted_key, event):
+    parts = dotted_key.split(".")
+    val = event
+    while len(parts) > 0:
+        if parts[0] not in val:
+            return None
+        val = val[parts[0]]
+        parts = parts[1:]
+    return val
+
+
+def _tweaks_for_actions(actions):
+    tweaks = {}
+    for a in actions:
+        if not isinstance(a, dict):
+            continue
+        if 'set_tweak' in a and 'value' in a:
+            tweaks[a['set_tweak']] = a['value']
+    return tweaks
+
+
+class PusherConfigException(Exception):
+    def __init__(self, msg):
+        super(PusherConfigException, self).__init__(msg)

synapse/push/baserules.py

@@ -0,0 +1,97 @@
+from synapse.push.rulekinds import PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP
+
+
+def list_with_base_rules(rawrules, user_name):
+    ruleslist = []
+
+    # shove the server default rules for each kind onto the end of each
+    current_prio_class = PRIORITY_CLASS_INVERSE_MAP.keys()[-1]
+    for r in rawrules:
+        if r['priority_class'] < current_prio_class:
+            while r['priority_class'] < current_prio_class:
+                ruleslist.extend(make_base_rules(
+                    user_name,
+                    PRIORITY_CLASS_INVERSE_MAP[current_prio_class]
+                ))
+                current_prio_class -= 1
+
+        ruleslist.append(r)
+
+    while current_prio_class > 0:
+        ruleslist.extend(make_base_rules(
+            user_name,
+            PRIORITY_CLASS_INVERSE_MAP[current_prio_class]
+        ))
+        current_prio_class -= 1
+
+    return ruleslist
+
+
+def make_base_rules(user, kind):
+    rules = []
+
+    if kind == 'override':
+        rules = make_base_override_rules()
+    elif kind == 'content':
+        rules = make_base_content_rules(user)
+
+    for r in rules:
+        r['priority_class'] = PRIORITY_CLASS_MAP[kind]
+        r['default'] = True
+
+    return rules
+
+
+def make_base_content_rules(user):
+    return [
+        {
+            'conditions': [
+                {
+                    'kind': 'event_match',
+                    'key': 'content.body',
+                    'pattern': user.localpart,  # Matrix ID match
+                }
+            ],
+            'actions': [
+                'notify',
+                {
+                    'set_tweak': 'sound',
+                    'value': 'default',
+                }
+            ]
+        },
+    ]
+
+
+def make_base_override_rules():
+    return [
+        {
+            'conditions': [
+                {
+                    'kind': 'contains_display_name'
+                }
+            ],
+            'actions': [
+                'notify',
+                {
+                    'set_tweak': 'sound',
+                    'value': 'default'
+                }
+            ]
+        },
+        {
+            'conditions': [
+                {
+                    'kind': 'room_member_count',
+                    'is': '2'
+                }
+            ],
+            'actions': [
+                'notify',
+                {
+                    'set_tweak': 'sound',
+                    'value': 'default'
+                }
+            ]
+        }
+    ]

synapse/push/httppusher.py

@@ -0,0 +1,146 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from synapse.push import Pusher, PusherConfigException
+from synapse.http.client import SimpleHttpClient
+
+from twisted.internet import defer
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class HttpPusher(Pusher):
+    def __init__(self, _hs, profile_tag, user_name, app_id,
+                 app_display_name, device_display_name, pushkey, pushkey_ts,
+                 data, last_token, last_success, failing_since):
+        super(HttpPusher, self).__init__(
+            _hs,
+            profile_tag,
+            user_name,
+            app_id,
+            app_display_name,
+            device_display_name,
+            pushkey,
+            pushkey_ts,
+            data,
+            last_token,
+            last_success,
+            failing_since
+        )
+        if 'url' not in data:
+            raise PusherConfigException(
+                "'url' required in data for HTTP pusher"
+            )
+        self.url = data['url']
+        self.httpCli = SimpleHttpClient(self.hs)
+        self.data_minus_url = {}
+        self.data_minus_url.update(self.data)
+        del self.data_minus_url['url']
+
+    @defer.inlineCallbacks
+    def _build_notification_dict(self, event, tweaks):
+        # we probably do not want to push for every presence update
+        # (we may want to be able to set up notifications when specific
+        # people sign in, but we'd want to only deliver the pertinent ones)
+        # Actually, presence events will not get this far now because we
+        # need to filter them out in the main Pusher code.
+        if 'event_id' not in event:
+            defer.returnValue(None)
+
+        ctx = yield self.get_context_for_event(event)
+
+        d = {
+            'notification': {
+                'id': event['event_id'],
+                'type': event['type'],
+                'sender': event['user_id'],
+                'counts': {  # -- we don't mark messages as read yet so
+                             # we have no way of knowing
+                    # Just set the badge to 1 until we have read receipts
+                    'unread': 1,
+                    # 'missed_calls': 2
+                },
+                'devices': [
+                    {
+                        'app_id': self.app_id,
+                        'pushkey': self.pushkey,
+                        'pushkey_ts': long(self.pushkey_ts / 1000),
+                        'data': self.data_minus_url,
+                        'tweaks': tweaks
+                    }
+                ]
+            }
+        }
+        if event['type'] == 'm.room.member':
+            d['notification']['membership'] = event['content']['membership']
+        if 'content' in event:
+            d['notification']['content'] = event['content']
+
+        if len(ctx['aliases']):
+            d['notification']['room_alias'] = ctx['aliases'][0]
+        if 'sender_display_name' in ctx and len(ctx['sender_display_name']) > 0:
+            d['notification']['sender_display_name'] = ctx['sender_display_name']
+        if 'name' in ctx and len(ctx['name']) > 0:
+            d['notification']['room_name'] = ctx['name']
+
+        defer.returnValue(d)
+
+    @defer.inlineCallbacks
+    def dispatch_push(self, event, tweaks):
+        notification_dict = yield self._build_notification_dict(event, tweaks)
+        if not notification_dict:
+            defer.returnValue([])
+        try:
+            resp = yield self.httpCli.post_json_get_json(self.url, notification_dict)
+        except:
+            logger.exception("Failed to push %s ", self.url)
+            defer.returnValue(False)
+        rejected = []
+        if 'rejected' in resp:
+            rejected = resp['rejected']
+        defer.returnValue(rejected)
+
+    @defer.inlineCallbacks
+    def reset_badge_count(self):
+        d = {
+            'notification': {
+                'id': '',
+                'type': None,
+                'sender': '',
+                'counts': {
+                    'unread': 0,
+                    'missed_calls': 0
+                },
+                'devices': [
+                    {
+                        'app_id': self.app_id,
+                        'pushkey': self.pushkey,
+                        'pushkey_ts': long(self.pushkey_ts / 1000),
+                        'data': self.data_minus_url,
+                    }
+                ]
+            }
+        }
+        try:
+            resp = yield self.httpCli.post_json_get_json(self.url, d)
+        except:
+            logger.exception("Failed to push %s ", self.url)
+            defer.returnValue(False)
+        rejected = []
+        if 'rejected' in resp:
+            rejected = resp['rejected']
+        defer.returnValue(rejected)

synapse/push/pusherpool.py

@@ -0,0 +1,152 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.internet import defer
+
+from httppusher import HttpPusher
+from synapse.push import PusherConfigException
+
+import logging
+import json
+
+logger = logging.getLogger(__name__)
+
+
+class PusherPool:
+    def __init__(self, _hs):
+        self.hs = _hs
+        self.store = self.hs.get_datastore()
+        self.pushers = {}
+        self.last_pusher_started = -1
+
+        distributor = self.hs.get_distributor()
+        distributor.observe(
+            "user_presence_changed", self.user_presence_changed
+        )
+
+    @defer.inlineCallbacks
+    def user_presence_changed(self, user, state):
+        user_name = user.to_string()
+
+        # until we have read receipts, pushers use this to reset a user's
+        # badge counters to zero
+        for p in self.pushers.values():
+            if p.user_name == user_name:
+                yield p.presence_changed(state)
+
+    @defer.inlineCallbacks
+    def start(self):
+        pushers = yield self.store.get_all_pushers()
+        for p in pushers:
+            p['data'] = json.loads(p['data'])
+        self._start_pushers(pushers)
+
+    @defer.inlineCallbacks
+    def add_pusher(self, user_name, profile_tag, kind, app_id,
+                   app_display_name, device_display_name, pushkey, lang, data):
+        # we try to create the pusher just to validate the config: it
+        # will then get pulled out of the database,
+        # recreated, added and started: this means we have only one
+        # code path adding pushers.
+        self._create_pusher({
+            "user_name": user_name,
+            "kind": kind,
+            "profile_tag": profile_tag,
+            "app_id": app_id,
+            "app_display_name": app_display_name,
+            "device_display_name": device_display_name,
+            "pushkey": pushkey,
+            "pushkey_ts": self.hs.get_clock().time_msec(),
+            "lang": lang,
+            "data": data,
+            "last_token": None,
+            "last_success": None,
+            "failing_since": None
+        })
+        yield self._add_pusher_to_store(
+            user_name, profile_tag, kind, app_id,
+            app_display_name, device_display_name,
+            pushkey, lang, data
+        )
+
+    @defer.inlineCallbacks
+    def _add_pusher_to_store(self, user_name, profile_tag, kind, app_id,
+                             app_display_name, device_display_name,
+                             pushkey, lang, data):
+        yield self.store.add_pusher(
+            user_name=user_name,
+            profile_tag=profile_tag,
+            kind=kind,
+            app_id=app_id,
+            app_display_name=app_display_name,
+            device_display_name=device_display_name,
+            pushkey=pushkey,
+            pushkey_ts=self.hs.get_clock().time_msec(),
+            lang=lang,
+            data=json.dumps(data)
+        )
+        self._refresh_pusher((app_id, pushkey))
+
+    def _create_pusher(self, pusherdict):
+        if pusherdict['kind'] == 'http':
+            return HttpPusher(
+                self.hs,
+                profile_tag=pusherdict['profile_tag'],
+                user_name=pusherdict['user_name'],
+                app_id=pusherdict['app_id'],
+                app_display_name=pusherdict['app_display_name'],
+                device_display_name=pusherdict['device_display_name'],
+                pushkey=pusherdict['pushkey'],
+                pushkey_ts=pusherdict['pushkey_ts'],
+                data=pusherdict['data'],
+                last_token=pusherdict['last_token'],
+                last_success=pusherdict['last_success'],
+                failing_since=pusherdict['failing_since']
+            )
+        else:
+            raise PusherConfigException(
+                "Unknown pusher type '%s' for user %s" %
+                (pusherdict['kind'], pusherdict['user_name'])
+            )
+
+    @defer.inlineCallbacks
+    def _refresh_pusher(self, app_id_pushkey):
+        p = yield self.store.get_pushers_by_app_id_and_pushkey(
+            app_id_pushkey
+        )
+        p['data'] = json.loads(p['data'])
+
+        self._start_pushers([p])
+
+    def _start_pushers(self, pushers):
+        logger.info("Starting %d pushers", len(pushers))
+        for pusherdict in pushers:
+            p = self._create_pusher(pusherdict)
+            if p:
+                fullid = "%s:%s" % (pusherdict['app_id'], pusherdict['pushkey'])
+                if fullid in self.pushers:
+                    self.pushers[fullid].stop()
+                self.pushers[fullid] = p
+                p.start()
+
+    @defer.inlineCallbacks
+    def remove_pusher(self, app_id, pushkey):
+        fullid = "%s:%s" % (app_id, pushkey)
+        if fullid in self.pushers:
+            logger.info("Stopping pusher %s", fullid)
+            self.pushers[fullid].stop()
+            del self.pushers[fullid]
+        yield self.store.delete_pusher_by_app_id_pushkey(app_id, pushkey)

synapse/push/rulekinds.py

@@ -0,0 +1,8 @@
+PRIORITY_CLASS_MAP = {
+    'underride': 1,
+    'sender': 2,
+    'room': 3,
+    'content': 4,
+    'override': 5,
+}
+PRIORITY_CLASS_INVERSE_MAP = {v: k for k, v in PRIORITY_CLASS_MAP.items()}

synapse/python_dependencies.py

@@ -5,7 +5,7 @@ logger = logging.getLogger(__name__)
 
 REQUIREMENTS = {
     "syutil==0.0.2": ["syutil"],
-    "matrix_angular_sdk==0.6.0": ["syweb>=0.6.0"],
+    "matrix_angular_sdk>=0.6.1": ["syweb>=0.6.1"],
     "Twisted==14.0.2": ["twisted==14.0.2"],
     "service_identity>=1.0.0": ["service_identity>=1.0.0"],
     "pyopenssl>=0.14": ["OpenSSL>=0.14"],
@@ -19,6 +19,7 @@ REQUIREMENTS = {
     "pydenticon": ["pydenticon"],
 }
 
+
 def github_link(project, version, egg):
     return "https://github.com/%s/tarball/%s/#egg=%s" % (project, version, egg)
 
@@ -30,8 +31,8 @@ DEPENDENCY_LINKS=[
     ),
     github_link(
         project="matrix-org/matrix-angular-sdk",
-        version="v0.6.0",
+        version="v0.6.1",
-        egg="matrix_angular_sdk-0.6.0",
+        egg="matrix_angular_sdk-0.6.1",
     ),
     github_link(
         project="pyca/pynacl",
@@ -101,6 +102,7 @@ def check_requirements():
                         % (dependency, file_path, version, required_version)
                     )
 
+
 def list_requirements():
     result = []
     linked = []

synapse/rest/__init__.py

@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright 2014, 2015 OpenMarket Ltd
+# Copyright 2015 OpenMarket Ltd
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,36 +12,3 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
-
-from . import (
-    room, events, register, login, profile, presence, initial_sync, directory,
-    voip, admin,
-)
-
-
-class RestServletFactory(object):
-
-    """ A factory for creating REST servlets.
-
-    These REST servlets represent the entire client-server REST API. Generally
-    speaking, they serve as wrappers around events and the handlers that
-    process them.
-
-    See synapse.events for information on synapse events.
-    """
-
-    def __init__(self, hs):
-        client_resource = hs.get_resource_for_client()
-
-        # TODO(erikj): There *must* be a better way of doing this.
-        room.register_servlets(hs, client_resource)
-        events.register_servlets(hs, client_resource)
-        register.register_servlets(hs, client_resource)
-        login.register_servlets(hs, client_resource)
-        profile.register_servlets(hs, client_resource)
-        presence.register_servlets(hs, client_resource)
-        initial_sync.register_servlets(hs, client_resource)
-        directory.register_servlets(hs, client_resource)
-        voip.register_servlets(hs, client_resource)
-        admin.register_servlets(hs, client_resource)

synapse/rest/base.py

@@ -1,80 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014, 2015 OpenMarket Ltd
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-""" This module contains base REST classes for constructing REST servlets. """
-from synapse.api.urls import CLIENT_PREFIX
-from synapse.rest.transactions import HttpTransactionStore
-import re
-
-import logging
-
-
-logger = logging.getLogger(__name__)
-
-
-def client_path_pattern(path_regex):
-    """Creates a regex compiled client path with the correct client path
-    prefix.
-
-    Args:
-        path_regex (str): The regex string to match. This should NOT have a ^
-        as this will be prefixed.
-    Returns:
-        SRE_Pattern
-    """
-    return re.compile("^" + CLIENT_PREFIX + path_regex)
-
-
-class RestServlet(object):
-
-    """ A Synapse REST Servlet.
-
-    An implementing class can either provide its own custom 'register' method,
-    or use the automatic pattern handling provided by the base class.
-
-    To use this latter, the implementing class instead provides a `PATTERN`
-    class attribute containing a pre-compiled regular expression. The automatic
-    register method will then use this method to register any of the following
-    instance methods associated with the corresponding HTTP method:
-
-      on_GET
-      on_PUT
-      on_POST
-      on_DELETE
-      on_OPTIONS
-
-    Automatically handles turning CodeMessageExceptions thrown by these methods
-    into the appropriate HTTP response.
-    """
-
-    def __init__(self, hs):
-        self.hs = hs
-
-        self.handlers = hs.get_handlers()
-        self.builder_factory = hs.get_event_builder_factory()
-        self.auth = hs.get_auth()
-        self.txns = HttpTransactionStore()
-
-    def register(self, http_server):
-        """ Register this servlet with the given HTTP server. """
-        if hasattr(self, "PATTERN"):
-            pattern = self.PATTERN
-
-            for method in ("GET", "PUT", "POST", "OPTIONS", "DELETE"):
-                if hasattr(self, "on_%s" % (method)):
-                    method_handler = getattr(self, "on_%s" % (method))
-                    http_server.register_path(method, pattern, method_handler)
-        else:
-            raise NotImplementedError("RestServlet must register something.")

synapse/rest/client/__init__.py

@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.

synapse/rest/client/v1/__init__.py

@@ -0,0 +1,44 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from . import (
+    room, events, register, login, profile, presence, initial_sync, directory,
+    voip, admin, pusher, push_rule
+)
+
+from synapse.http.server import JsonResource
+
+
+class ClientV1RestResource(JsonResource):
+    """A resource for version 1 of the matrix client API."""
+
+    def __init__(self, hs):
+        JsonResource.__init__(self, hs)
+        self.register_servlets(self, hs)
+
+    @staticmethod
+    def register_servlets(client_resource, hs):
+        room.register_servlets(hs, client_resource)
+        events.register_servlets(hs, client_resource)
+        register.register_servlets(hs, client_resource)
+        login.register_servlets(hs, client_resource)
+        profile.register_servlets(hs, client_resource)
+        presence.register_servlets(hs, client_resource)
+        initial_sync.register_servlets(hs, client_resource)
+        directory.register_servlets(hs, client_resource)
+        voip.register_servlets(hs, client_resource)
+        admin.register_servlets(hs, client_resource)
+        pusher.register_servlets(hs, client_resource)
+        push_rule.register_servlets(hs, client_resource)

synapse/rest/client/v1/admin.py

@@ -16,20 +16,22 @@
 from twisted.internet import defer
 
 from synapse.api.errors import AuthError, SynapseError
-from base import RestServlet, client_path_pattern
+from synapse.types import UserID
+
+from base import ClientV1RestServlet, client_path_pattern
 
 import logging
 
 logger = logging.getLogger(__name__)
 
 
-class WhoisRestServlet(RestServlet):
+class WhoisRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/admin/whois/(?P<user_id>[^/]*)")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        target_user = self.hs.parse_userid(user_id)
+        target_user = UserID.from_string(user_id)
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
         is_admin = yield self.auth.is_server_admin(auth_user)
 
         if not is_admin and target_user != auth_user:

synapse/rest/client/v1/base.py

@@ -0,0 +1,52 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""This module contains base REST classes for constructing client v1 servlets.
+"""
+
+from synapse.http.servlet import RestServlet
+from synapse.api.urls import CLIENT_PREFIX
+from .transactions import HttpTransactionStore
+import re
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+def client_path_pattern(path_regex):
+    """Creates a regex compiled client path with the correct client path
+    prefix.
+
+    Args:
+        path_regex (str): The regex string to match. This should NOT have a ^
+        as this will be prefixed.
+    Returns:
+        SRE_Pattern
+    """
+    return re.compile("^" + CLIENT_PREFIX + path_regex)
+
+
+class ClientV1RestServlet(RestServlet):
+    """A base Synapse REST Servlet for the client version 1 API.
+    """
+
+    def __init__(self, hs):
+        self.hs = hs
+        self.handlers = hs.get_handlers()
+        self.builder_factory = hs.get_event_builder_factory()
+        self.auth = hs.get_auth()
+        self.txns = HttpTransactionStore()

synapse/rest/client/v1/directory.py

@@ -17,7 +17,8 @@
 from twisted.internet import defer
 
 from synapse.api.errors import AuthError, SynapseError, Codes
-from base import RestServlet, client_path_pattern
+from synapse.types import RoomAlias
+from .base import ClientV1RestServlet, client_path_pattern
 
 import json
 import logging
@@ -30,12 +31,12 @@ def register_servlets(hs, http_server):
     ClientDirectoryServer(hs).register(http_server)
 
 
-class ClientDirectoryServer(RestServlet):
+class ClientDirectoryServer(ClientV1RestServlet):
     PATTERN = client_path_pattern("/directory/room/(?P<room_alias>[^/]*)$")
 
     @defer.inlineCallbacks
     def on_GET(self, request, room_alias):
-        room_alias = self.hs.parse_roomalias(room_alias)
+        room_alias = RoomAlias.from_string(room_alias)
 
         dir_handler = self.handlers.directory_handler
         res = yield dir_handler.get_association(room_alias)
@@ -44,16 +45,16 @@ class ClientDirectoryServer(RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request, room_alias):
-        user = yield self.auth.get_user_by_req(request)
+        user, client = yield self.auth.get_user_by_req(request)
 
         content = _parse_json(request)
-        if not "room_id" in content:
+        if "room_id" not in content:
             raise SynapseError(400, "Missing room_id key",
                                errcode=Codes.BAD_JSON)
 
         logger.debug("Got content: %s", content)
 
-        room_alias = self.hs.parse_roomalias(room_alias)
+        room_alias = RoomAlias.from_string(room_alias)
 
         logger.debug("Got room name: %s", room_alias.to_string())
 
@@ -84,7 +85,7 @@ class ClientDirectoryServer(RestServlet):
 
     @defer.inlineCallbacks
     def on_DELETE(self, request, room_alias):
-        user = yield self.auth.get_user_by_req(request)
+        user, client = yield self.auth.get_user_by_req(request)
 
         is_admin = yield self.auth.is_server_admin(user)
         if not is_admin:
@@ -92,7 +93,7 @@ class ClientDirectoryServer(RestServlet):
 
         dir_handler = self.handlers.directory_handler
 
-        room_alias = self.hs.parse_roomalias(room_alias)
+        room_alias = RoomAlias.from_string(room_alias)
 
         yield dir_handler.delete_association(
             user.to_string(), room_alias

synapse/rest/client/v1/events.py

@@ -18,7 +18,8 @@ from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
 from synapse.streams.config import PaginationConfig
-from synapse.rest.base import RestServlet, client_path_pattern
+from .base import ClientV1RestServlet, client_path_pattern
+from synapse.events.utils import serialize_event
 
 import logging
 
@@ -26,14 +27,14 @@ import logging
 logger = logging.getLogger(__name__)
 
 
-class EventStreamRestServlet(RestServlet):
+class EventStreamRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/events$")
 
     DEFAULT_LONGPOLL_TIME_MS = 30000
 
     @defer.inlineCallbacks
     def on_GET(self, request):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
         try:
             handler = self.handlers.event_stream_handler
             pagin_config = PaginationConfig.from_request(request)
@@ -44,8 +45,11 @@ class EventStreamRestServlet(RestServlet):
                 except ValueError:
                     raise SynapseError(400, "timeout must be in milliseconds.")
 
+            as_client_event = "raw" not in request.args
+
             chunk = yield handler.get_stream(
-                auth_user.to_string(), pagin_config, timeout=timeout
+                auth_user.to_string(), pagin_config, timeout=timeout,
+                as_client_event=as_client_event
             )
         except:
             logger.exception("Event stream failed")
@@ -58,17 +62,22 @@ class EventStreamRestServlet(RestServlet):
 
 
 # TODO: Unit test gets, with and without auth, with different kinds of events.
-class EventRestServlet(RestServlet):
+class EventRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/events/(?P<event_id>[^/]*)$")
 
+    def __init__(self, hs):
+        super(EventRestServlet, self).__init__(hs)
+        self.clock = hs.get_clock()
+
     @defer.inlineCallbacks
     def on_GET(self, request, event_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
         handler = self.handlers.event_handler
         event = yield handler.get_event(auth_user, event_id)
 
+        time_now = self.clock.time_msec()
         if event:
-            defer.returnValue((200, self.hs.serialize_event(event)))
+            defer.returnValue((200, serialize_event(event, time_now)))
         else:
             defer.returnValue((404, "Event not found."))
 

synapse/rest/client/v1/initial_sync.py

@@ -16,23 +16,26 @@
 from twisted.internet import defer
 
 from synapse.streams.config import PaginationConfig
-from base import RestServlet, client_path_pattern
+from base import ClientV1RestServlet, client_path_pattern
 
 
 # TODO: Needs unit testing
-class InitialSyncRestServlet(RestServlet):
+class InitialSyncRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/initialSync$")
 
     @defer.inlineCallbacks
     def on_GET(self, request):
-        user = yield self.auth.get_user_by_req(request)
+        user, client = yield self.auth.get_user_by_req(request)
         with_feedback = "feedback" in request.args
+        as_client_event = "raw" not in request.args
         pagination_config = PaginationConfig.from_request(request)
         handler = self.handlers.message_handler
         content = yield handler.snapshot_all_rooms(
             user_id=user.to_string(),
             pagin_config=pagination_config,
-            feedback=with_feedback)
+            feedback=with_feedback,
+            as_client_event=as_client_event
+        )
 
         defer.returnValue((200, content))
 

synapse/rest/client/v1/login.py

@@ -17,12 +17,12 @@ from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
 from synapse.types import UserID
-from base import RestServlet, client_path_pattern
+from base import ClientV1RestServlet, client_path_pattern
 
 import json
 
 
-class LoginRestServlet(RestServlet):
+class LoginRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/login$")
     PASS_TYPE = "m.login.password"
 
@@ -64,7 +64,7 @@ class LoginRestServlet(RestServlet):
         defer.returnValue((200, result))
 
 
-class LoginFallbackRestServlet(RestServlet):
+class LoginFallbackRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/login/fallback$")
 
     def on_GET(self, request):
@@ -73,7 +73,7 @@ class LoginFallbackRestServlet(RestServlet):
         return (200, {})
 
 
-class PasswordResetRestServlet(RestServlet):
+class PasswordResetRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/login/reset")
 
     @defer.inlineCallbacks

synapse/rest/client/v1/presence.py

@@ -18,7 +18,8 @@
 from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
-from base import RestServlet, client_path_pattern
+from synapse.types import UserID
+from .base import ClientV1RestServlet, client_path_pattern
 
 import json
 import logging
@@ -26,13 +27,13 @@ import logging
 logger = logging.getLogger(__name__)
 
 
-class PresenceStatusRestServlet(RestServlet):
+class PresenceStatusRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/presence/(?P<user_id>[^/]*)/status")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         state = yield self.handlers.presence_handler.get_state(
             target_user=user, auth_user=auth_user)
@@ -41,8 +42,8 @@ class PresenceStatusRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         state = {}
         try:
@@ -71,13 +72,13 @@ class PresenceStatusRestServlet(RestServlet):
         return (200, {})
 
 
-class PresenceListRestServlet(RestServlet):
+class PresenceListRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/presence/list/(?P<user_id>[^/]*)")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         if not self.hs.is_mine(user):
             raise SynapseError(400, "User not hosted on this Home Server")
@@ -96,8 +97,8 @@ class PresenceListRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_POST(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         if not self.hs.is_mine(user):
             raise SynapseError(400, "User not hosted on this Home Server")
@@ -118,7 +119,7 @@ class PresenceListRestServlet(RestServlet):
                     raise SynapseError(400, "Bad invite value.")
                 if len(u) == 0:
                     continue
-                invited_user = self.hs.parse_userid(u)
+                invited_user = UserID.from_string(u)
                 yield self.handlers.presence_handler.send_invite(
                     observer_user=user, observed_user=invited_user
                 )
@@ -129,7 +130,7 @@ class PresenceListRestServlet(RestServlet):
                     raise SynapseError(400, "Bad drop value.")
                 if len(u) == 0:
                     continue
-                dropped_user = self.hs.parse_userid(u)
+                dropped_user = UserID.from_string(u)
                 yield self.handlers.presence_handler.drop(
                     observer_user=user, observed_user=dropped_user
                 )

synapse/rest/client/v1/profile.py

@@ -16,17 +16,18 @@
 """ This module contains REST servlets to do with profile: /profile/<paths> """
 from twisted.internet import defer
 
-from base import RestServlet, client_path_pattern
+from .base import ClientV1RestServlet, client_path_pattern
+from synapse.types import UserID
 
 import json
 
 
-class ProfileDisplaynameRestServlet(RestServlet):
+class ProfileDisplaynameRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/profile/(?P<user_id>[^/]*)/displayname")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         displayname = yield self.handlers.profile_handler.get_displayname(
             user,
@@ -36,8 +37,8 @@ class ProfileDisplaynameRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         try:
             content = json.loads(request.content.read())
@@ -54,12 +55,12 @@ class ProfileDisplaynameRestServlet(RestServlet):
         return (200, {})
 
 
-class ProfileAvatarURLRestServlet(RestServlet):
+class ProfileAvatarURLRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/profile/(?P<user_id>[^/]*)/avatar_url")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         avatar_url = yield self.handlers.profile_handler.get_avatar_url(
             user,
@@ -69,8 +70,8 @@ class ProfileAvatarURLRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request, user_id):
-        auth_user = yield self.auth.get_user_by_req(request)
+        auth_user, client = yield self.auth.get_user_by_req(request)
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         try:
             content = json.loads(request.content.read())
@@ -87,12 +88,12 @@ class ProfileAvatarURLRestServlet(RestServlet):
         return (200, {})
 
 
-class ProfileRestServlet(RestServlet):
+class ProfileRestServlet(ClientV1RestServlet):
     PATTERN = client_path_pattern("/profile/(?P<user_id>[^/]*)")
 
     @defer.inlineCallbacks
     def on_GET(self, request, user_id):
-        user = self.hs.parse_userid(user_id)
+        user = UserID.from_string(user_id)
 
         displayname = yield self.handlers.profile_handler.get_displayname(
             user,

synapse/rest/client/v1/push_rule.py

@@ -0,0 +1,411 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.internet import defer
+
+from synapse.api.errors import (
+    SynapseError, Codes, UnrecognizedRequestError, NotFoundError, StoreError
+)
+from .base import ClientV1RestServlet, client_path_pattern
+from synapse.storage.push_rule import (
+    InconsistentRuleException, RuleNotFoundException
+)
+import synapse.push.baserules as baserules
+from synapse.push.rulekinds import (
+    PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP
+)
+
+import json
+
+
+class PushRuleRestServlet(ClientV1RestServlet):
+    PATTERN = client_path_pattern("/pushrules/.*$")
+    SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR = (
+        "Unrecognised request: You probably wanted a trailing slash")
+
+    @defer.inlineCallbacks
+    def on_PUT(self, request):
+        spec = _rule_spec_from_path(request.postpath)
+        try:
+            priority_class = _priority_class_from_spec(spec)
+        except InvalidRuleException as e:
+            raise SynapseError(400, e.message)
+
+        user, _ = yield self.auth.get_user_by_req(request)
+
+        if '/' in spec['rule_id'] or '\\' in spec['rule_id']:
+            raise SynapseError(400, "rule_id may not contain slashes")
+
+        content = _parse_json(request)
+
+        try:
+            (conditions, actions) = _rule_tuple_from_request_object(
+                spec['template'],
+                spec['rule_id'],
+                content,
+                device=spec['device'] if 'device' in spec else None
+            )
+        except InvalidRuleException as e:
+            raise SynapseError(400, e.message)
+
+        before = request.args.get("before", None)
+        if before and len(before):
+            before = before[0]
+        after = request.args.get("after", None)
+        if after and len(after):
+            after = after[0]
+
+        try:
+            yield self.hs.get_datastore().add_push_rule(
+                user_name=user.to_string(),
+                rule_id=_namespaced_rule_id_from_spec(spec),
+                priority_class=priority_class,
+                conditions=conditions,
+                actions=actions,
+                before=before,
+                after=after
+            )
+        except InconsistentRuleException as e:
+            raise SynapseError(400, e.message)
+        except RuleNotFoundException as e:
+            raise SynapseError(400, e.message)
+
+        defer.returnValue((200, {}))
+
+    @defer.inlineCallbacks
+    def on_DELETE(self, request):
+        spec = _rule_spec_from_path(request.postpath)
+
+        user, _ = yield self.auth.get_user_by_req(request)
+
+        namespaced_rule_id = _namespaced_rule_id_from_spec(spec)
+
+        try:
+            yield self.hs.get_datastore().delete_push_rule(
+                user.to_string(), namespaced_rule_id
+            )
+            defer.returnValue((200, {}))
+        except StoreError as e:
+            if e.code == 404:
+                raise NotFoundError()
+            else:
+                raise
+
+    @defer.inlineCallbacks
+    def on_GET(self, request):
+        user, _ = yield self.auth.get_user_by_req(request)
+
+        # we build up the full structure and then decide which bits of it
+        # to send which means doing unnecessary work sometimes but is
+        # is probably not going to make a whole lot of difference
+        rawrules = yield self.hs.get_datastore().get_push_rules_for_user_name(
+            user.to_string()
+        )
+
+        for r in rawrules:
+            r["conditions"] = json.loads(r["conditions"])
+            r["actions"] = json.loads(r["actions"])
+
+        ruleslist = baserules.list_with_base_rules(rawrules, user)
+
+        rules = {'global': {}, 'device': {}}
+
+        rules['global'] = _add_empty_priority_class_arrays(rules['global'])
+
+        for r in ruleslist:
+            rulearray = None
+
+            template_name = _priority_class_to_template_name(r['priority_class'])
+
+            if r['priority_class'] > PRIORITY_CLASS_MAP['override']:
+                # per-device rule
+                profile_tag = _profile_tag_from_conditions(r["conditions"])
+                r = _strip_device_condition(r)
+                if not profile_tag:
+                    continue
+                if profile_tag not in rules['device']:
+                    rules['device'][profile_tag] = {}
+                    rules['device'][profile_tag] = (
+                        _add_empty_priority_class_arrays(
+                            rules['device'][profile_tag]
+                        )
+                    )
+
+                rulearray = rules['device'][profile_tag][template_name]
+            else:
+                rulearray = rules['global'][template_name]
+
+            template_rule = _rule_to_template(r)
+            if template_rule:
+                rulearray.append(template_rule)
+
+        path = request.postpath[1:]
+
+        if path == []:
+            # we're a reference impl: pedantry is our job.
+            raise UnrecognizedRequestError(
+                PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR
+            )
+
+        if path[0] == '':
+            defer.returnValue((200, rules))
+        elif path[0] == 'global':
+            path = path[1:]
+            result = _filter_ruleset_with_path(rules['global'], path)
+            defer.returnValue((200, result))
+        elif path[0] == 'device':
+            path = path[1:]
+            if path == []:
+                raise UnrecognizedRequestError(
+                    PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR
+                )
+            if path[0] == '':
+                defer.returnValue((200, rules['device']))
+
+            profile_tag = path[0]
+            path = path[1:]
+            if profile_tag not in rules['device']:
+                ret = {}
+                ret = _add_empty_priority_class_arrays(ret)
+                defer.returnValue((200, ret))
+            ruleset = rules['device'][profile_tag]
+            result = _filter_ruleset_with_path(ruleset, path)
+            defer.returnValue((200, result))
+        else:
+            raise UnrecognizedRequestError()
+
+    def on_OPTIONS(self, _):
+        return 200, {}
+
+
+def _rule_spec_from_path(path):
+    if len(path) < 2:
+        raise UnrecognizedRequestError()
+    if path[0] != 'pushrules':
+        raise UnrecognizedRequestError()
+
+    scope = path[1]
+    path = path[2:]
+    if scope not in ['global', 'device']:
+        raise UnrecognizedRequestError()
+
+    device = None
+    if scope == 'device':
+        if len(path) == 0:
+            raise UnrecognizedRequestError()
+        device = path[0]
+        path = path[1:]
+
+    if len(path) == 0:
+        raise UnrecognizedRequestError()
+
+    template = path[0]
+    path = path[1:]
+
+    if len(path) == 0:
+        raise UnrecognizedRequestError()
+
+    rule_id = path[0]
+
+    spec = {
+        'scope': scope,
+        'template': template,
+        'rule_id': rule_id
+    }
+    if device:
+        spec['profile_tag'] = device
+    return spec
+
+
+def _rule_tuple_from_request_object(rule_template, rule_id, req_obj, device=None):
+    if rule_template in ['override', 'underride']:
+        if 'conditions' not in req_obj:
+            raise InvalidRuleException("Missing 'conditions'")
+        conditions = req_obj['conditions']
+        for c in conditions:
+            if 'kind' not in c:
+                raise InvalidRuleException("Condition without 'kind'")
+    elif rule_template == 'room':
+        conditions = [{
+            'kind': 'event_match',
+            'key': 'room_id',
+            'pattern': rule_id
+        }]
+    elif rule_template == 'sender':
+        conditions = [{
+            'kind': 'event_match',
+            'key': 'user_id',
+            'pattern': rule_id
+        }]
+    elif rule_template == 'content':
+        if 'pattern' not in req_obj:
+            raise InvalidRuleException("Content rule missing 'pattern'")
+        pat = req_obj['pattern']
+
+        conditions = [{
+            'kind': 'event_match',
+            'key': 'content.body',
+            'pattern': pat
+        }]
+    else:
+        raise InvalidRuleException("Unknown rule template: %s" % (rule_template,))
+
+    if device:
+        conditions.append({
+            'kind': 'device',
+            'profile_tag': device
+        })
+
+    if 'actions' not in req_obj:
+        raise InvalidRuleException("No actions found")
+    actions = req_obj['actions']
+
+    for a in actions:
+        if a in ['notify', 'dont_notify', 'coalesce']:
+            pass
+        elif isinstance(a, dict) and 'set_sound' in a:
+            pass
+        else:
+            raise InvalidRuleException("Unrecognised action")
+
+    return conditions, actions
+
+
+def _add_empty_priority_class_arrays(d):
+    for pc in PRIORITY_CLASS_MAP.keys():
+        d[pc] = []
+    return d
+
+
+def _profile_tag_from_conditions(conditions):
+    """
+    Given a list of conditions, return the profile tag of the
+    device rule if there is one
+    """
+    for c in conditions:
+        if c['kind'] == 'device':
+            return c['profile_tag']
+    return None
+
+
+def _filter_ruleset_with_path(ruleset, path):
+    if path == []:
+        raise UnrecognizedRequestError(
+            PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR
+        )
+
+    if path[0] == '':
+        return ruleset
+    template_kind = path[0]
+    if template_kind not in ruleset:
+        raise UnrecognizedRequestError()
+    path = path[1:]
+    if path == []:
+        raise UnrecognizedRequestError(
+            PushRuleRestServlet.SLIGHTLY_PEDANTIC_TRAILING_SLASH_ERROR
+        )
+    if path[0] == '':
+        return ruleset[template_kind]
+    rule_id = path[0]
+    for r in ruleset[template_kind]:
+        if r['rule_id'] == rule_id:
+            return r
+    raise NotFoundError
+
+
+def _priority_class_from_spec(spec):
+    if spec['template'] not in PRIORITY_CLASS_MAP.keys():
+        raise InvalidRuleException("Unknown template: %s" % (spec['kind']))
+    pc = PRIORITY_CLASS_MAP[spec['template']]
+
+    if spec['scope'] == 'device':
+        pc += len(PRIORITY_CLASS_MAP)
+
+    return pc
+
+
+def _priority_class_to_template_name(pc):
+    if pc > PRIORITY_CLASS_MAP['override']:
+        # per-device
+        prio_class_index = pc - len(PushRuleRestServlet.PRIORITY_CLASS_MAP)
+        return PRIORITY_CLASS_INVERSE_MAP[prio_class_index]
+    else:
+        return PRIORITY_CLASS_INVERSE_MAP[pc]
+
+
+def _rule_to_template(rule):
+    unscoped_rule_id = None
+    if 'rule_id' in rule:
+        unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id'])
+
+    template_name = _priority_class_to_template_name(rule['priority_class'])
+    if template_name in ['override', 'underride']:
+        templaterule = {k: rule[k] for k in ["conditions", "actions"]}
+    elif template_name in ["sender", "room"]:
+        templaterule = {'actions': rule['actions']}
+        unscoped_rule_id = rule['conditions'][0]['pattern']
+    elif template_name == 'content':
+        if len(rule["conditions"]) != 1:
+            return None
+        thecond = rule["conditions"][0]
+        if "pattern" not in thecond:
+            return None
+        templaterule = {'actions': rule['actions']}
+        templaterule["pattern"] = thecond["pattern"]
+
+    if unscoped_rule_id:
+            templaterule['rule_id'] = unscoped_rule_id
+    if 'default' in rule:
+        templaterule['default'] = rule['default']
+    return templaterule
+
+
+def _strip_device_condition(rule):
+    for i, c in enumerate(rule['conditions']):
+        if c['kind'] == 'device':
+            del rule['conditions'][i]
+    return rule
+
+
+def _namespaced_rule_id_from_spec(spec):
+    if spec['scope'] == 'global':
+        scope = 'global'
+    else:
+        scope = 'device/%s' % (spec['profile_tag'])
+    return "%s/%s/%s" % (scope, spec['template'], spec['rule_id'])
+
+
+def _rule_id_from_namespaced(in_rule_id):
+    return in_rule_id.split('/')[-1]
+
+
+class InvalidRuleException(Exception):
+    pass
+
+
+# XXX: C+ped from rest/room.py - surely this should be common?
+def _parse_json(request):
+    try:
+        content = json.loads(request.content.read())
+        if type(content) != dict:
+            raise SynapseError(400, "Content must be a JSON object.",
+                               errcode=Codes.NOT_JSON)
+        return content
+    except ValueError:
+        raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON)
+
+
+def register_servlets(hs, http_server):
+    PushRuleRestServlet(hs).register(http_server)

synapse/rest/client/v1/pusher.py

@@ -0,0 +1,89 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.internet import defer
+
+from synapse.api.errors import SynapseError, Codes
+from synapse.push import PusherConfigException
+from .base import ClientV1RestServlet, client_path_pattern
+
+import json
+
+
+class PusherRestServlet(ClientV1RestServlet):
+    PATTERN = client_path_pattern("/pushers/set$")
+
+    @defer.inlineCallbacks
+    def on_POST(self, request):
+        user, _ = yield self.auth.get_user_by_req(request)
+
+        content = _parse_json(request)
+
+        pusher_pool = self.hs.get_pusherpool()
+
+        if ('pushkey' in content and 'app_id' in content
+                and 'kind' in content and
+                content['kind'] is None):
+            yield pusher_pool.remove_pusher(
+                content['app_id'], content['pushkey']
+            )
+            defer.returnValue((200, {}))
+
+        reqd = ['profile_tag', 'kind', 'app_id', 'app_display_name',
+                'device_display_name', 'pushkey', 'lang', 'data']
+        missing = []
+        for i in reqd:
+            if i not in content:
+                missing.append(i)
+        if len(missing):
+            raise SynapseError(400, "Missing parameters: "+','.join(missing),
+                               errcode=Codes.MISSING_PARAM)
+
+        try:
+            yield pusher_pool.add_pusher(
+                user_name=user.to_string(),
+                profile_tag=content['profile_tag'],
+                kind=content['kind'],
+                app_id=content['app_id'],
+                app_display_name=content['app_display_name'],
+                device_display_name=content['device_display_name'],
+                pushkey=content['pushkey'],
+                lang=content['lang'],
+                data=content['data']
+            )
+        except PusherConfigException as pce:
+            raise SynapseError(400, "Config Error: "+pce.message,
+                               errcode=Codes.MISSING_PARAM)
+
+        defer.returnValue((200, {}))
+
+    def on_OPTIONS(self, _):
+        return 200, {}
+
+
+# XXX: C+ped from rest/room.py - surely this should be common?
+def _parse_json(request):
+    try:
+        content = json.loads(request.content.read())
+        if type(content) != dict:
+            raise SynapseError(400, "Content must be a JSON object.",
+                               errcode=Codes.NOT_JSON)
+        return content
+    except ValueError:
+        raise SynapseError(400, "Content not JSON.", errcode=Codes.NOT_JSON)
+
+
+def register_servlets(hs, http_server):
+    PusherRestServlet(hs).register(http_server)