diff --git a/changelog.d/3694.feature b/changelog.d/3694.feature new file mode 100644 index 0000000000..916a342ff4 --- /dev/null +++ b/changelog.d/3694.feature @@ -0,0 +1 @@ +Synapse's presence functionality can now be disabled with the "use_presence" configuration option. diff --git a/docs/workers.rst b/docs/workers.rst index ac9efb621f..aec319dd84 100644 --- a/docs/workers.rst +++ b/docs/workers.rst @@ -241,6 +241,14 @@ regular expressions:: ^/_matrix/client/(api/v1|r0|unstable)/keys/upload +If ``use_presence`` is False in the homeserver config, it can also handle REST +endpoints matching the following regular expressions:: + + ^/_matrix/client/(api/v1|r0|unstable)/presence/[^/]+/status + +This "stub" presence handler will pass through ``GET`` request but make the +``PUT`` effectively a no-op. + It will proxy any requests it cannot handle to the main synapse instance. It must therefore be configured with the location of the main instance, via the ``worker_main_http_uri`` setting in the frontend_proxy worker configuration diff --git a/synapse/app/_base.py b/synapse/app/_base.py index 391bd14c5c..7c866e246a 100644 --- a/synapse/app/_base.py +++ b/synapse/app/_base.py @@ -140,7 +140,7 @@ def listen_metrics(bind_addresses, port): logger.info("Metrics now reporting on %s:%d", host, port) -def listen_tcp(bind_addresses, port, factory, backlog=50): +def listen_tcp(bind_addresses, port, factory, reactor=reactor, backlog=50): """ Create a TCP socket for a port and several addresses """ @@ -156,7 +156,9 @@ def listen_tcp(bind_addresses, port, factory, backlog=50): check_bind_error(e, address, bind_addresses) -def listen_ssl(bind_addresses, port, factory, context_factory, backlog=50): +def listen_ssl( + bind_addresses, port, factory, context_factory, reactor=reactor, backlog=50 +): """ Create an SSL socket for a port and several addresses """ diff --git a/synapse/app/frontend_proxy.py b/synapse/app/frontend_proxy.py index 671fbbcb2a..8d484c1cd4 100644 --- a/synapse/app/frontend_proxy.py +++ b/synapse/app/frontend_proxy.py @@ -38,6 +38,7 @@ from synapse.replication.slave.storage.client_ips import SlavedClientIpStore from synapse.replication.slave.storage.devices import SlavedDeviceStore from synapse.replication.slave.storage.registration import SlavedRegistrationStore from synapse.replication.tcp.client import ReplicationClientHandler +from synapse.rest.client.v1.base import ClientV1RestServlet, client_path_patterns from synapse.rest.client.v2_alpha._base import client_v2_patterns from synapse.server import HomeServer from synapse.storage.engines import create_engine @@ -49,6 +50,35 @@ from synapse.util.versionstring import get_version_string logger = logging.getLogger("synapse.app.frontend_proxy") +class PresenceStatusStubServlet(ClientV1RestServlet): + PATTERNS = client_path_patterns("/presence/(?P[^/]*)/status") + + def __init__(self, hs): + super(PresenceStatusStubServlet, self).__init__(hs) + self.http_client = hs.get_simple_http_client() + self.auth = hs.get_auth() + self.main_uri = hs.config.worker_main_http_uri + + @defer.inlineCallbacks + def on_GET(self, request, user_id): + # Pass through the auth headers, if any, in case the access token + # is there. + auth_headers = request.requestHeaders.getRawHeaders("Authorization", []) + headers = { + "Authorization": auth_headers, + } + result = yield self.http_client.get_json( + self.main_uri + request.uri, + headers=headers, + ) + defer.returnValue((200, result)) + + @defer.inlineCallbacks + def on_PUT(self, request, user_id): + yield self.auth.get_user_by_req(request) + defer.returnValue((200, {})) + + class KeyUploadServlet(RestServlet): PATTERNS = client_v2_patterns("/keys/upload(/(?P[^/]+))?$") @@ -135,6 +165,12 @@ class FrontendProxyServer(HomeServer): elif name == "client": resource = JsonResource(self, canonical_json=False) KeyUploadServlet(self).register(resource) + + # If presence is disabled, use the stub servlet that does + # not allow sending presence + if not self.config.use_presence: + PresenceStatusStubServlet(self).register(resource) + resources.update({ "/_matrix/client/r0": resource, "/_matrix/client/unstable": resource, @@ -153,7 +189,8 @@ class FrontendProxyServer(HomeServer): listener_config, root_resource, self.version_string, - ) + ), + reactor=self.get_reactor() ) logger.info("Synapse client reader now listening on port %d", port) diff --git a/synapse/app/synchrotron.py b/synapse/app/synchrotron.py index e201f18efd..cade09d60e 100644 --- a/synapse/app/synchrotron.py +++ b/synapse/app/synchrotron.py @@ -114,7 +114,10 @@ class SynchrotronPresence(object): logger.info("Presence process_id is %r", self.process_id) def send_user_sync(self, user_id, is_syncing, last_sync_ms): - self.hs.get_tcp_replication().send_user_sync(user_id, is_syncing, last_sync_ms) + if self.hs.config.use_presence: + self.hs.get_tcp_replication().send_user_sync( + user_id, is_syncing, last_sync_ms + ) def mark_as_coming_online(self, user_id): """A user has started syncing. Send a UserSync to the master, unless they @@ -211,10 +214,13 @@ class SynchrotronPresence(object): yield self.notify_from_replication(states, stream_id) def get_currently_syncing_users(self): - return [ - user_id for user_id, count in iteritems(self.user_to_num_current_syncs) - if count > 0 - ] + if self.hs.config.use_presence: + return [ + user_id for user_id, count in iteritems(self.user_to_num_current_syncs) + if count > 0 + ] + else: + return set() class SynchrotronTyping(object): diff --git a/synapse/config/server.py b/synapse/config/server.py index a41c48e69c..68a612e594 100644 --- a/synapse/config/server.py +++ b/synapse/config/server.py @@ -49,6 +49,9 @@ class ServerConfig(Config): # "disable" federation self.send_federation = config.get("send_federation", True) + # Whether to enable user presence. + self.use_presence = config.get("use_presence", True) + # Whether to update the user directory or not. This should be set to # false only if we are updating the user directory in a worker self.update_user_directory = config.get("update_user_directory", True) @@ -250,6 +253,9 @@ class ServerConfig(Config): # hard limit. soft_file_limit: 0 + # Set to false to disable presence tracking on this homeserver. + use_presence: true + # The GC threshold parameters to pass to `gc.set_threshold`, if defined # gc_thresholds: [700, 10, 10] diff --git a/synapse/federation/transaction_queue.py b/synapse/federation/transaction_queue.py index f603c8a368..94d7423d01 100644 --- a/synapse/federation/transaction_queue.py +++ b/synapse/federation/transaction_queue.py @@ -58,6 +58,7 @@ class TransactionQueue(object): """ def __init__(self, hs): + self.hs = hs self.server_name = hs.hostname self.store = hs.get_datastore() @@ -308,6 +309,9 @@ class TransactionQueue(object): Args: states (list(UserPresenceState)) """ + if not self.hs.config.use_presence: + # No-op if presence is disabled. + return # First we queue up the new presence by user ID, so multiple presence # updates in quick successtion are correctly handled diff --git a/synapse/handlers/initial_sync.py b/synapse/handlers/initial_sync.py index 1fb17fd9a5..e009395207 100644 --- a/synapse/handlers/initial_sync.py +++ b/synapse/handlers/initial_sync.py @@ -372,6 +372,10 @@ class InitialSyncHandler(BaseHandler): @defer.inlineCallbacks def get_presence(): + # If presence is disabled, return an empty list + if not self.hs.config.use_presence: + defer.returnValue([]) + states = yield presence_handler.get_states( [m.user_id for m in room_members], as_event=True, diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py index 3671d24f60..ba3856674d 100644 --- a/synapse/handlers/presence.py +++ b/synapse/handlers/presence.py @@ -395,6 +395,10 @@ class PresenceHandler(object): """We've seen the user do something that indicates they're interacting with the app. """ + # If presence is disabled, no-op + if not self.hs.config.use_presence: + return + user_id = user.to_string() bump_active_time_counter.inc() @@ -424,6 +428,11 @@ class PresenceHandler(object): Useful for streams that are not associated with an actual client that is being used by a user. """ + # Override if it should affect the user's presence, if presence is + # disabled. + if not self.hs.config.use_presence: + affect_presence = False + if affect_presence: curr_sync = self.user_to_num_current_syncs.get(user_id, 0) self.user_to_num_current_syncs[user_id] = curr_sync + 1 @@ -469,13 +478,16 @@ class PresenceHandler(object): Returns: set(str): A set of user_id strings. """ - syncing_user_ids = { - user_id for user_id, count in self.user_to_num_current_syncs.items() - if count - } - for user_ids in self.external_process_to_current_syncs.values(): - syncing_user_ids.update(user_ids) - return syncing_user_ids + if self.hs.config.use_presence: + syncing_user_ids = { + user_id for user_id, count in self.user_to_num_current_syncs.items() + if count + } + for user_ids in self.external_process_to_current_syncs.values(): + syncing_user_ids.update(user_ids) + return syncing_user_ids + else: + return set() @defer.inlineCallbacks def update_external_syncs_row(self, process_id, user_id, is_syncing, sync_time_msec): diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index ac3edf0cc9..648debc8aa 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -185,6 +185,7 @@ class SyncResult(collections.namedtuple("SyncResult", [ class SyncHandler(object): def __init__(self, hs): + self.hs_config = hs.config self.store = hs.get_datastore() self.notifier = hs.get_notifier() self.presence_handler = hs.get_presence_handler() @@ -860,7 +861,7 @@ class SyncHandler(object): since_token is None and sync_config.filter_collection.blocks_all_presence() ) - if not block_all_presence_data: + if self.hs_config.use_presence and not block_all_presence_data: yield self._generate_sync_entry_for_presence( sync_result_builder, newly_joined_rooms, newly_joined_users ) diff --git a/synapse/rest/client/v1/presence.py b/synapse/rest/client/v1/presence.py index a14f0c807e..b5a6d6aebf 100644 --- a/synapse/rest/client/v1/presence.py +++ b/synapse/rest/client/v1/presence.py @@ -84,7 +84,8 @@ class PresenceStatusRestServlet(ClientV1RestServlet): except Exception: raise SynapseError(400, "Unable to parse state") - yield self.presence_handler.set_state(user, state) + if self.hs.config.use_presence: + yield self.presence_handler.set_state(user, state) defer.returnValue((200, {})) diff --git a/tests/app/__init__.py b/tests/app/__init__.py new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/app/test_frontend_proxy.py b/tests/app/test_frontend_proxy.py new file mode 100644 index 0000000000..76b5090fff --- /dev/null +++ b/tests/app/test_frontend_proxy.py @@ -0,0 +1,88 @@ +# -*- coding: utf-8 -*- +# Copyright 2018 New Vector 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.app.frontend_proxy import FrontendProxyServer + +from tests.unittest import HomeserverTestCase + + +class FrontendProxyTests(HomeserverTestCase): + def make_homeserver(self, reactor, clock): + + hs = self.setup_test_homeserver( + http_client=None, homeserverToUse=FrontendProxyServer + ) + + return hs + + def test_listen_http_with_presence_enabled(self): + """ + When presence is on, the stub servlet will not register. + """ + # Presence is on + self.hs.config.use_presence = True + + config = { + "port": 8080, + "bind_addresses": ["0.0.0.0"], + "resources": [{"names": ["client"]}], + } + + # Listen with the config + self.hs._listen_http(config) + + # Grab the resource from the site that was told to listen + self.assertEqual(len(self.reactor.tcpServers), 1) + site = self.reactor.tcpServers[0][1] + self.resource = ( + site.resource.children["_matrix"].children["client"].children["r0"] + ) + + request, channel = self.make_request("PUT", "presence/a/status") + self.render(request) + + # 400 + unrecognised, because nothing is registered + self.assertEqual(channel.code, 400) + self.assertEqual(channel.json_body["errcode"], "M_UNRECOGNIZED") + + def test_listen_http_with_presence_disabled(self): + """ + When presence is on, the stub servlet will register. + """ + # Presence is off + self.hs.config.use_presence = False + + config = { + "port": 8080, + "bind_addresses": ["0.0.0.0"], + "resources": [{"names": ["client"]}], + } + + # Listen with the config + self.hs._listen_http(config) + + # Grab the resource from the site that was told to listen + self.assertEqual(len(self.reactor.tcpServers), 1) + site = self.reactor.tcpServers[0][1] + self.resource = ( + site.resource.children["_matrix"].children["client"].children["r0"] + ) + + request, channel = self.make_request("PUT", "presence/a/status") + self.render(request) + + # 401, because the stub servlet still checks authentication + self.assertEqual(channel.code, 401) + self.assertEqual(channel.json_body["errcode"], "M_MISSING_TOKEN") diff --git a/tests/rest/client/v1/test_presence.py b/tests/rest/client/v1/test_presence.py new file mode 100644 index 0000000000..66c2b68707 --- /dev/null +++ b/tests/rest/client/v1/test_presence.py @@ -0,0 +1,72 @@ +# -*- coding: utf-8 -*- +# Copyright 2018 New Vector 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 mock import Mock + +from synapse.rest.client.v1 import presence +from synapse.types import UserID + +from tests import unittest + + +class PresenceTestCase(unittest.HomeserverTestCase): + """ Tests presence REST API. """ + + user_id = "@sid:red" + + user = UserID.from_string(user_id) + servlets = [presence.register_servlets] + + def make_homeserver(self, reactor, clock): + + hs = self.setup_test_homeserver( + "red", http_client=None, federation_client=Mock() + ) + + hs.presence_handler = Mock() + + return hs + + def test_put_presence(self): + """ + PUT to the status endpoint with use_presence enabled will call + set_state on the presence handler. + """ + self.hs.config.use_presence = True + + body = {"presence": "here", "status_msg": "beep boop"} + request, channel = self.make_request( + "PUT", "/presence/%s/status" % (self.user_id,), body + ) + self.render(request) + + self.assertEqual(channel.code, 200) + self.assertEqual(self.hs.presence_handler.set_state.call_count, 1) + + def test_put_presence_disabled(self): + """ + PUT to the status endpoint with use_presence disbled will NOT call + set_state on the presence handler. + """ + self.hs.config.use_presence = False + + body = {"presence": "here", "status_msg": "beep boop"} + request, channel = self.make_request( + "PUT", "/presence/%s/status" % (self.user_id,), body + ) + self.render(request) + + self.assertEqual(channel.code, 200) + self.assertEqual(self.hs.presence_handler.set_state.call_count, 0) diff --git a/tests/rest/client/v2_alpha/test_sync.py b/tests/rest/client/v2_alpha/test_sync.py index 9f3d8bd1db..560b1fba96 100644 --- a/tests/rest/client/v2_alpha/test_sync.py +++ b/tests/rest/client/v2_alpha/test_sync.py @@ -13,65 +13,30 @@ # See the License for the specific language governing permissions and # limitations under the License. -import synapse.types -from synapse.http.server import JsonResource +from mock import Mock + from synapse.rest.client.v2_alpha import sync -from synapse.types import UserID -from synapse.util import Clock from tests import unittest -from tests.server import ( - ThreadedMemoryReactorClock as MemoryReactorClock, - make_request, - render, - setup_test_homeserver, -) - -PATH_PREFIX = "/_matrix/client/v2_alpha" -class FilterTestCase(unittest.TestCase): +class FilterTestCase(unittest.HomeserverTestCase): - USER_ID = "@apple:test" - TO_REGISTER = [sync] + user_id = "@apple:test" + servlets = [sync.register_servlets] - def setUp(self): - self.clock = MemoryReactorClock() - self.hs_clock = Clock(self.clock) + def make_homeserver(self, reactor, clock): - self.hs = setup_test_homeserver( - self.addCleanup, http_client=None, clock=self.hs_clock, reactor=self.clock + hs = self.setup_test_homeserver( + "red", http_client=None, federation_client=Mock() ) - - self.auth = self.hs.get_auth() - - def get_user_by_access_token(token=None, allow_guest=False): - return { - "user": UserID.from_string(self.USER_ID), - "token_id": 1, - "is_guest": False, - } - - def get_user_by_req(request, allow_guest=False, rights="access"): - return synapse.types.create_requester( - UserID.from_string(self.USER_ID), 1, False, None - ) - - self.auth.get_user_by_access_token = get_user_by_access_token - self.auth.get_user_by_req = get_user_by_req - - self.store = self.hs.get_datastore() - self.filtering = self.hs.get_filtering() - self.resource = JsonResource(self.hs) - - for r in self.TO_REGISTER: - r.register_servlets(self.hs, self.resource) + return hs def test_sync_argless(self): - request, channel = make_request("GET", "/_matrix/client/r0/sync") - render(request, self.resource, self.clock) + request, channel = self.make_request("GET", "/sync") + self.render(request) - self.assertEqual(channel.result["code"], b"200") + self.assertEqual(channel.code, 200) self.assertTrue( set( [ @@ -84,3 +49,25 @@ class FilterTestCase(unittest.TestCase): ] ).issubset(set(channel.json_body.keys())) ) + + def test_sync_presence_disabled(self): + """ + When presence is disabled, the key does not appear in /sync. + """ + self.hs.config.use_presence = False + + request, channel = self.make_request("GET", "/sync") + self.render(request) + + self.assertEqual(channel.code, 200) + self.assertTrue( + set( + [ + "next_batch", + "rooms", + "account_data", + "to_device", + "device_lists", + ] + ).issubset(set(channel.json_body.keys())) + ) diff --git a/tests/unittest.py b/tests/unittest.py index e6afe3b96d..d852e2465a 100644 --- a/tests/unittest.py +++ b/tests/unittest.py @@ -18,6 +18,8 @@ import logging from mock import Mock +from canonicaljson import json + import twisted import twisted.logger from twisted.trial import unittest @@ -241,11 +243,15 @@ class HomeserverTestCase(TestCase): method (bytes/unicode): The HTTP request method ("verb"). path (bytes/unicode): The HTTP path, suitably URL encoded (e.g. escaped UTF-8 & spaces and such). - content (bytes): The body of the request. + content (bytes or dict): The body of the request. JSON-encoded, if + a dict. Returns: A synapse.http.site.SynapseRequest. """ + if isinstance(content, dict): + content = json.dumps(content).encode('utf8') + return make_request(method, path, content) def render(self, request): diff --git a/tests/utils.py b/tests/utils.py index 6f8b1de3e7..bb0fc74054 100644 --- a/tests/utils.py +++ b/tests/utils.py @@ -93,7 +93,8 @@ def setupdb(): @defer.inlineCallbacks def setup_test_homeserver( - cleanup_func, name="test", datastore=None, config=None, reactor=None, **kargs + cleanup_func, name="test", datastore=None, config=None, reactor=None, + homeserverToUse=HomeServer, **kargs ): """ Setup a homeserver suitable for running tests against. Keyword arguments @@ -192,7 +193,7 @@ def setup_test_homeserver( config.database_config["args"]["cp_openfun"] = db_engine.on_new_connection if datastore is None: - hs = HomeServer( + hs = homeserverToUse( name, config=config, db_config=config.database_config, @@ -235,7 +236,7 @@ def setup_test_homeserver( hs.setup() else: - hs = HomeServer( + hs = homeserverToUse( name, db_pool=None, datastore=datastore,