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Move admin endpoints into separate files (#6308)

This commit is contained in:
Manuel Stahl 2019-11-20 12:49:11 +01:00 committed by Andrew Morgan
parent 83446a18fb
commit 4f5ca455bf
5 changed files with 622 additions and 555 deletions
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1
changelog.d/6308.misc Normal file
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Move admin endpoints into separate files. Contributed by Awesome Technologies Innovationslabor GmbH.

567
synapse/rest/admin/__init__.py
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@ -14,62 +14,39 @@
# See the License for the specific language governing permissions and # See the License for the specific language governing permissions and
# limitations under the License. # limitations under the License.
import hashlib
import hmac
import logging import logging
import platform import platform
import re import re
from six import text_type
from six.moves import http_client
import synapse import synapse
from synapse.api.constants import Membership, UserTypes
from synapse.api.errors import Codes, NotFoundError, SynapseError from synapse.api.errors import Codes, NotFoundError, SynapseError
from synapse.http.server import JsonResource from synapse.http.server import JsonResource
from synapse.http.servlet import ( from synapse.http.servlet import RestServlet, parse_json_object_from_request
RestServlet,
assert_params_in_dict,
parse_integer,
parse_json_object_from_request,
parse_string,
)
from synapse.rest.admin._base import ( from synapse.rest.admin._base import (
assert_requester_is_admin, assert_requester_is_admin,
assert_user_is_admin,
historical_admin_path_patterns, historical_admin_path_patterns,
) )
from synapse.rest.admin.groups import DeleteGroupAdminRestServlet
from synapse.rest.admin.media import ListMediaInRoom, register_servlets_for_media_repo from synapse.rest.admin.media import ListMediaInRoom, register_servlets_for_media_repo
from synapse.rest.admin.purge_room_servlet import PurgeRoomServlet from synapse.rest.admin.purge_room_servlet import PurgeRoomServlet
from synapse.rest.admin.rooms import ShutdownRoomRestServlet
from synapse.rest.admin.server_notice_servlet import SendServerNoticeServlet from synapse.rest.admin.server_notice_servlet import SendServerNoticeServlet
from synapse.rest.admin.users import UserAdminServlet from synapse.rest.admin.users import (
from synapse.types import UserID, create_requester AccountValidityRenewServlet,
from synapse.util.async_helpers import maybe_awaitable DeactivateAccountRestServlet,
GetUsersPaginatedRestServlet,
ResetPasswordRestServlet,
SearchUsersRestServlet,
UserAdminServlet,
UserRegisterServlet,
UsersRestServlet,
WhoisRestServlet,
)
from synapse.util.versionstring import get_version_string from synapse.util.versionstring import get_version_string
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
class UsersRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/users/(?P<user_id>[^/]*)$")
def __init__(self, hs):
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
await assert_requester_is_admin(self.auth, request)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
ret = await self.handlers.admin_handler.get_users()
return 200, ret
class VersionServlet(RestServlet): class VersionServlet(RestServlet):
PATTERNS = (re.compile("^/_synapse/admin/v1/server_version$"),) PATTERNS = (re.compile("^/_synapse/admin/v1/server_version$"),)
@ -83,159 +60,6 @@ class VersionServlet(RestServlet):
return 200, self.res return 200, self.res
class UserRegisterServlet(RestServlet):
"""
Attributes:
NONCE_TIMEOUT (int): Seconds until a generated nonce won't be accepted
nonces (dict[str, int]): The nonces that we will accept. A dict of
nonce to the time it was generated, in int seconds.
"""
PATTERNS = historical_admin_path_patterns("/register")
NONCE_TIMEOUT = 60
def __init__(self, hs):
self.handlers = hs.get_handlers()
self.reactor = hs.get_reactor()
self.nonces = {}
self.hs = hs
def _clear_old_nonces(self):
"""
Clear out old nonces that are older than NONCE_TIMEOUT.
"""
now = int(self.reactor.seconds())
for k, v in list(self.nonces.items()):
if now - v > self.NONCE_TIMEOUT:
del self.nonces[k]
def on_GET(self, request):
"""
Generate a new nonce.
"""
self._clear_old_nonces()
nonce = self.hs.get_secrets().token_hex(64)
self.nonces[nonce] = int(self.reactor.seconds())
return 200, {"nonce": nonce}
async def on_POST(self, request):
self._clear_old_nonces()
if not self.hs.config.registration_shared_secret:
raise SynapseError(400, "Shared secret registration is not enabled")
body = parse_json_object_from_request(request)
if "nonce" not in body:
raise SynapseError(400, "nonce must be specified", errcode=Codes.BAD_JSON)
nonce = body["nonce"]
if nonce not in self.nonces:
raise SynapseError(400, "unrecognised nonce")
# Delete the nonce, so it can't be reused, even if it's invalid
del self.nonces[nonce]
if "username" not in body:
raise SynapseError(
400, "username must be specified", errcode=Codes.BAD_JSON
)
else:
if (
not isinstance(body["username"], text_type)
or len(body["username"]) > 512
):
raise SynapseError(400, "Invalid username")
username = body["username"].encode("utf-8")
if b"\x00" in username:
raise SynapseError(400, "Invalid username")
if "password" not in body:
raise SynapseError(
400, "password must be specified", errcode=Codes.BAD_JSON
)
else:
if (
not isinstance(body["password"], text_type)
or len(body["password"]) > 512
):
raise SynapseError(400, "Invalid password")
password = body["password"].encode("utf-8")
if b"\x00" in password:
raise SynapseError(400, "Invalid password")
admin = body.get("admin", None)
user_type = body.get("user_type", None)
if user_type is not None and user_type not in UserTypes.ALL_USER_TYPES:
raise SynapseError(400, "Invalid user type")
got_mac = body["mac"]
want_mac = hmac.new(
key=self.hs.config.registration_shared_secret.encode(),
digestmod=hashlib.sha1,
)
want_mac.update(nonce.encode("utf8"))
want_mac.update(b"\x00")
want_mac.update(username)
want_mac.update(b"\x00")
want_mac.update(password)
want_mac.update(b"\x00")
want_mac.update(b"admin" if admin else b"notadmin")
if user_type:
want_mac.update(b"\x00")
want_mac.update(user_type.encode("utf8"))
want_mac = want_mac.hexdigest()
if not hmac.compare_digest(want_mac.encode("ascii"), got_mac.encode("ascii")):
raise SynapseError(403, "HMAC incorrect")
# Reuse the parts of RegisterRestServlet to reduce code duplication
from synapse.rest.client.v2_alpha.register import RegisterRestServlet
register = RegisterRestServlet(self.hs)
user_id = await register.registration_handler.register_user(
localpart=body["username"].lower(),
password=body["password"],
admin=bool(admin),
user_type=user_type,
)
result = await register._create_registration_details(user_id, body)
return 200, result
class WhoisRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/whois/(?P<user_id>[^/]*)")
def __init__(self, hs):
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
requester = await self.auth.get_user_by_req(request)
auth_user = requester.user
if target_user != auth_user:
await assert_user_is_admin(self.auth, auth_user)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only whois a local user")
ret = await self.handlers.admin_handler.get_whois(target_user)
return 200, ret
class PurgeHistoryRestServlet(RestServlet): class PurgeHistoryRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns( PATTERNS = historical_admin_path_patterns(
"/purge_history/(?P<room_id>[^/]*)(/(?P<event_id>[^/]+))?" "/purge_history/(?P<room_id>[^/]*)(/(?P<event_id>[^/]+))?"
@ -342,369 +166,6 @@ class PurgeHistoryStatusRestServlet(RestServlet):
return 200, purge_status.asdict() return 200, purge_status.asdict()
class DeactivateAccountRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/deactivate/(?P<target_user_id>[^/]*)")
def __init__(self, hs):
self._deactivate_account_handler = hs.get_deactivate_account_handler()
self.auth = hs.get_auth()
async def on_POST(self, request, target_user_id):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request, allow_empty_body=True)
erase = body.get("erase", False)
if not isinstance(erase, bool):
raise SynapseError(
http_client.BAD_REQUEST,
"Param 'erase' must be a boolean, if given",
Codes.BAD_JSON,
)
UserID.from_string(target_user_id)
result = await self._deactivate_account_handler.deactivate_account(
target_user_id, erase
)
if result:
id_server_unbind_result = "success"
else:
id_server_unbind_result = "no-support"
return 200, {"id_server_unbind_result": id_server_unbind_result}
class ShutdownRoomRestServlet(RestServlet):
"""Shuts down a room by removing all local users from the room and blocking
all future invites and joins to the room. Any local aliases will be repointed
to a new room created by `new_room_user_id` and kicked users will be auto
joined to the new room.
"""
PATTERNS = historical_admin_path_patterns("/shutdown_room/(?P<room_id>[^/]+)")
DEFAULT_MESSAGE = (
"Sharing illegal content on this server is not permitted and rooms in"
" violation will be blocked."
)
def __init__(self, hs):
self.hs = hs
self.store = hs.get_datastore()
self.state = hs.get_state_handler()
self._room_creation_handler = hs.get_room_creation_handler()
self.event_creation_handler = hs.get_event_creation_handler()
self.room_member_handler = hs.get_room_member_handler()
self.auth = hs.get_auth()
async def on_POST(self, request, room_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
content = parse_json_object_from_request(request)
assert_params_in_dict(content, ["new_room_user_id"])
new_room_user_id = content["new_room_user_id"]
room_creator_requester = create_requester(new_room_user_id)
message = content.get("message", self.DEFAULT_MESSAGE)
room_name = content.get("room_name", "Content Violation Notification")
info = await self._room_creation_handler.create_room(
room_creator_requester,
config={
"preset": "public_chat",
"name": room_name,
"power_level_content_override": {"users_default": -10},
},
ratelimit=False,
)
new_room_id = info["room_id"]
requester_user_id = requester.user.to_string()
logger.info(
"Shutting down room %r, joining to new room: %r", room_id, new_room_id
)
# This will work even if the room is already blocked, but that is
# desirable in case the first attempt at blocking the room failed below.
await self.store.block_room(room_id, requester_user_id)
users = await self.state.get_current_users_in_room(room_id)
kicked_users = []
failed_to_kick_users = []
for user_id in users:
if not self.hs.is_mine_id(user_id):
continue
logger.info("Kicking %r from %r...", user_id, room_id)
try:
target_requester = create_requester(user_id)
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=room_id,
action=Membership.LEAVE,
content={},
ratelimit=False,
require_consent=False,
)
await self.room_member_handler.forget(target_requester.user, room_id)
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=new_room_id,
action=Membership.JOIN,
content={},
ratelimit=False,
require_consent=False,
)
kicked_users.append(user_id)
except Exception:
logger.exception(
"Failed to leave old room and join new room for %r", user_id
)
failed_to_kick_users.append(user_id)
await self.event_creation_handler.create_and_send_nonmember_event(
room_creator_requester,
{
"type": "m.room.message",
"content": {"body": message, "msgtype": "m.text"},
"room_id": new_room_id,
"sender": new_room_user_id,
},
ratelimit=False,
)
aliases_for_room = await maybe_awaitable(
self.store.get_aliases_for_room(room_id)
)
await self.store.update_aliases_for_room(
room_id, new_room_id, requester_user_id
)
return (
200,
{
"kicked_users": kicked_users,
"failed_to_kick_users": failed_to_kick_users,
"local_aliases": aliases_for_room,
"new_room_id": new_room_id,
},
)
class ResetPasswordRestServlet(RestServlet):
"""Post request to allow an administrator reset password for a user.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/reset_password/
@user:to_reset_password?access_token=admin_access_token
JsonBodyToSend:
{
"new_password": "secret"
}
Returns:
200 OK with empty object if success otherwise an error.
"""
PATTERNS = historical_admin_path_patterns(
"/reset_password/(?P<target_user_id>[^/]*)"
)
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self._set_password_handler = hs.get_set_password_handler()
async def on_POST(self, request, target_user_id):
"""Post request to allow an administrator reset password for a user.
This needs user to have administrator access in Synapse.
"""
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
UserID.from_string(target_user_id)
params = parse_json_object_from_request(request)
assert_params_in_dict(params, ["new_password"])
new_password = params["new_password"]
await self._set_password_handler.set_password(
target_user_id, new_password, requester
)
return 200, {}
class GetUsersPaginatedRestServlet(RestServlet):
"""Get request to get specific number of users from Synapse.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/users_paginate/
@admin:user?access_token=admin_access_token&start=0&limit=10
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
PATTERNS = historical_admin_path_patterns(
"/users_paginate/(?P<target_user_id>[^/]*)"
)
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, target_user_id):
"""Get request to get specific number of users from Synapse.
This needs user to have administrator access in Synapse.
"""
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
order = "name" # order by name in user table
start = parse_integer(request, "start", required=True)
limit = parse_integer(request, "limit", required=True)
logger.info("limit: %s, start: %s", limit, start)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
async def on_POST(self, request, target_user_id):
"""Post request to get specific number of users from Synapse..
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/users_paginate/
@admin:user?access_token=admin_access_token
JsonBodyToSend:
{
"start": "0",
"limit": "10
}
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
await assert_requester_is_admin(self.auth, request)
UserID.from_string(target_user_id)
order = "name" # order by name in user table
params = parse_json_object_from_request(request)
assert_params_in_dict(params, ["limit", "start"])
limit = params["limit"]
start = params["start"]
logger.info("limit: %s, start: %s", limit, start)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
class SearchUsersRestServlet(RestServlet):
"""Get request to search user table for specific users according to
search term.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/search_users/
@admin:user?access_token=admin_access_token&term=alice
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
PATTERNS = historical_admin_path_patterns("/search_users/(?P<target_user_id>[^/]*)")
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, target_user_id):
"""Get request to search user table for specific users according to
search term.
This needs user to have a administrator access in Synapse.
"""
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
# To allow all users to get the users list
# if not is_admin and target_user != auth_user:
# raise AuthError(403, "You are not a server admin")
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
term = parse_string(request, "term", required=True)
logger.info("term: %s ", term)
ret = await self.handlers.admin_handler.search_users(term)
return 200, ret
class DeleteGroupAdminRestServlet(RestServlet):
"""Allows deleting of local groups
"""
PATTERNS = historical_admin_path_patterns("/delete_group/(?P<group_id>[^/]*)")
def __init__(self, hs):
self.group_server = hs.get_groups_server_handler()
self.is_mine_id = hs.is_mine_id
self.auth = hs.get_auth()
async def on_POST(self, request, group_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
if not self.is_mine_id(group_id):
raise SynapseError(400, "Can only delete local groups")
await self.group_server.delete_group(group_id, requester.user.to_string())
return 200, {}
class AccountValidityRenewServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/account_validity/validity$")
def __init__(self, hs):
"""
Args:
hs (synapse.server.HomeServer): server
"""
self.hs = hs
self.account_activity_handler = hs.get_account_validity_handler()
self.auth = hs.get_auth()
async def on_POST(self, request):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request)
if "user_id" not in body:
raise SynapseError(400, "Missing property 'user_id' in the request body")
expiration_ts = await self.account_activity_handler.renew_account_for_user(
body["user_id"],
body.get("expiration_ts"),
not body.get("enable_renewal_emails", True),
)
res = {"expiration_ts": expiration_ts}
return 200, res
######################################################################################## ########################################################################################
# #
# please don't add more servlets here: this file is already long and unwieldy. Put # please don't add more servlets here: this file is already long and unwieldy. Put

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synapse/rest/admin/groups.py Normal file
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@ -0,0 +1,46 @@
# -*- coding: utf-8 -*-
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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.
import logging
from synapse.api.errors import SynapseError
from synapse.http.servlet import RestServlet
from synapse.rest.admin._base import (
assert_user_is_admin,
historical_admin_path_patterns,
)
logger = logging.getLogger(__name__)
class DeleteGroupAdminRestServlet(RestServlet):
"""Allows deleting of local groups
"""
PATTERNS = historical_admin_path_patterns("/delete_group/(?P<group_id>[^/]*)")
def __init__(self, hs):
self.group_server = hs.get_groups_server_handler()
self.is_mine_id = hs.is_mine_id
self.auth = hs.get_auth()
async def on_POST(self, request, group_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
if not self.is_mine_id(group_id):
raise SynapseError(400, "Can only delete local groups")
await self.group_server.delete_group(group_id, requester.user.to_string())
return 200, {}

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synapse/rest/admin/rooms.py Normal file
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@ -0,0 +1,157 @@
# -*- coding: utf-8 -*-
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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.
import logging
from synapse.api.constants import Membership
from synapse.http.servlet import (
RestServlet,
assert_params_in_dict,
parse_json_object_from_request,
)
from synapse.rest.admin._base import (
assert_user_is_admin,
historical_admin_path_patterns,
)
from synapse.types import create_requester
from synapse.util.async_helpers import maybe_awaitable
logger = logging.getLogger(__name__)
class ShutdownRoomRestServlet(RestServlet):
"""Shuts down a room by removing all local users from the room and blocking
all future invites and joins to the room. Any local aliases will be repointed
to a new room created by `new_room_user_id` and kicked users will be auto
joined to the new room.
"""
PATTERNS = historical_admin_path_patterns("/shutdown_room/(?P<room_id>[^/]+)")
DEFAULT_MESSAGE = (
"Sharing illegal content on this server is not permitted and rooms in"
" violation will be blocked."
)
def __init__(self, hs):
self.hs = hs
self.store = hs.get_datastore()
self.state = hs.get_state_handler()
self._room_creation_handler = hs.get_room_creation_handler()
self.event_creation_handler = hs.get_event_creation_handler()
self.room_member_handler = hs.get_room_member_handler()
self.auth = hs.get_auth()
async def on_POST(self, request, room_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
content = parse_json_object_from_request(request)
assert_params_in_dict(content, ["new_room_user_id"])
new_room_user_id = content["new_room_user_id"]
room_creator_requester = create_requester(new_room_user_id)
message = content.get("message", self.DEFAULT_MESSAGE)
room_name = content.get("room_name", "Content Violation Notification")
info = await self._room_creation_handler.create_room(
room_creator_requester,
config={
"preset": "public_chat",
"name": room_name,
"power_level_content_override": {"users_default": -10},
},
ratelimit=False,
)
new_room_id = info["room_id"]
requester_user_id = requester.user.to_string()
logger.info(
"Shutting down room %r, joining to new room: %r", room_id, new_room_id
)
# This will work even if the room is already blocked, but that is
# desirable in case the first attempt at blocking the room failed below.
await self.store.block_room(room_id, requester_user_id)
users = await self.state.get_current_users_in_room(room_id)
kicked_users = []
failed_to_kick_users = []
for user_id in users:
if not self.hs.is_mine_id(user_id):
continue
logger.info("Kicking %r from %r...", user_id, room_id)
try:
target_requester = create_requester(user_id)
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=room_id,
action=Membership.LEAVE,
content={},
ratelimit=False,
require_consent=False,
)
await self.room_member_handler.forget(target_requester.user, room_id)
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=new_room_id,
action=Membership.JOIN,
content={},
ratelimit=False,
require_consent=False,
)
kicked_users.append(user_id)
except Exception:
logger.exception(
"Failed to leave old room and join new room for %r", user_id
)
failed_to_kick_users.append(user_id)
await self.event_creation_handler.create_and_send_nonmember_event(
room_creator_requester,
{
"type": "m.room.message",
"content": {"body": message, "msgtype": "m.text"},
"room_id": new_room_id,
"sender": new_room_user_id,
},
ratelimit=False,
)
aliases_for_room = await maybe_awaitable(
self.store.get_aliases_for_room(room_id)
)
await self.store.update_aliases_for_room(
room_id, new_room_id, requester_user_id
)
return (
200,
{
"kicked_users": kicked_users,
"failed_to_kick_users": failed_to_kick_users,
"local_aliases": aliases_for_room,
"new_room_id": new_room_id,
},
)

406
synapse/rest/admin/users.py
View File

@ -12,17 +12,419 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and # See the License for the specific language governing permissions and
# limitations under the License. # limitations under the License.
import hashlib
import hmac
import logging
import re import re
from synapse.api.errors import SynapseError from six import text_type
from six.moves import http_client
from synapse.api.constants import UserTypes
from synapse.api.errors import Codes, SynapseError
from synapse.http.servlet import ( from synapse.http.servlet import (
RestServlet, RestServlet,
assert_params_in_dict, assert_params_in_dict,
parse_integer,
parse_json_object_from_request, parse_json_object_from_request,
parse_string,
)
from synapse.rest.admin._base import (
assert_requester_is_admin,
assert_user_is_admin,
historical_admin_path_patterns,
) )
from synapse.rest.admin import assert_requester_is_admin, assert_user_is_admin
from synapse.types import UserID from synapse.types import UserID
logger = logging.getLogger(__name__)
class UsersRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/users/(?P<user_id>[^/]*)$")
def __init__(self, hs):
self.hs = hs
self.auth = hs.get_auth()
self.admin_handler = hs.get_handlers().admin_handler
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
await assert_requester_is_admin(self.auth, request)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
ret = await self.admin_handler.get_users()
return 200, ret
class GetUsersPaginatedRestServlet(RestServlet):
"""Get request to get specific number of users from Synapse.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/users_paginate/
@admin:user?access_token=admin_access_token&start=0&limit=10
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
PATTERNS = historical_admin_path_patterns(
"/users_paginate/(?P<target_user_id>[^/]*)"
)
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, target_user_id):
"""Get request to get specific number of users from Synapse.
This needs user to have administrator access in Synapse.
"""
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
order = "name" # order by name in user table
start = parse_integer(request, "start", required=True)
limit = parse_integer(request, "limit", required=True)
logger.info("limit: %s, start: %s", limit, start)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
async def on_POST(self, request, target_user_id):
"""Post request to get specific number of users from Synapse..
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/users_paginate/
@admin:user?access_token=admin_access_token
JsonBodyToSend:
{
"start": "0",
"limit": "10
}
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
await assert_requester_is_admin(self.auth, request)
UserID.from_string(target_user_id)
order = "name" # order by name in user table
params = parse_json_object_from_request(request)
assert_params_in_dict(params, ["limit", "start"])
limit = params["limit"]
start = params["start"]
logger.info("limit: %s, start: %s", limit, start)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
class UserRegisterServlet(RestServlet):
"""
Attributes:
NONCE_TIMEOUT (int): Seconds until a generated nonce won't be accepted
nonces (dict[str, int]): The nonces that we will accept. A dict of
nonce to the time it was generated, in int seconds.
"""
PATTERNS = historical_admin_path_patterns("/register")
NONCE_TIMEOUT = 60
def __init__(self, hs):
self.handlers = hs.get_handlers()
self.reactor = hs.get_reactor()
self.nonces = {}
self.hs = hs
def _clear_old_nonces(self):
"""
Clear out old nonces that are older than NONCE_TIMEOUT.
"""
now = int(self.reactor.seconds())
for k, v in list(self.nonces.items()):
if now - v > self.NONCE_TIMEOUT:
del self.nonces[k]
def on_GET(self, request):
"""
Generate a new nonce.
"""
self._clear_old_nonces()
nonce = self.hs.get_secrets().token_hex(64)
self.nonces[nonce] = int(self.reactor.seconds())
return 200, {"nonce": nonce}
async def on_POST(self, request):
self._clear_old_nonces()
if not self.hs.config.registration_shared_secret:
raise SynapseError(400, "Shared secret registration is not enabled")
body = parse_json_object_from_request(request)
if "nonce" not in body:
raise SynapseError(400, "nonce must be specified", errcode=Codes.BAD_JSON)
nonce = body["nonce"]
if nonce not in self.nonces:
raise SynapseError(400, "unrecognised nonce")
# Delete the nonce, so it can't be reused, even if it's invalid
del self.nonces[nonce]
if "username" not in body:
raise SynapseError(
400, "username must be specified", errcode=Codes.BAD_JSON
)
else:
if (
not isinstance(body["username"], text_type)
or len(body["username"]) > 512
):
raise SynapseError(400, "Invalid username")
username = body["username"].encode("utf-8")
if b"\x00" in username:
raise SynapseError(400, "Invalid username")
if "password" not in body:
raise SynapseError(
400, "password must be specified", errcode=Codes.BAD_JSON
)
else:
if (
not isinstance(body["password"], text_type)
or len(body["password"]) > 512
):
raise SynapseError(400, "Invalid password")
password = body["password"].encode("utf-8")
if b"\x00" in password:
raise SynapseError(400, "Invalid password")
admin = body.get("admin", None)
user_type = body.get("user_type", None)
if user_type is not None and user_type not in UserTypes.ALL_USER_TYPES:
raise SynapseError(400, "Invalid user type")
got_mac = body["mac"]
want_mac = hmac.new(
key=self.hs.config.registration_shared_secret.encode(),
digestmod=hashlib.sha1,
)
want_mac.update(nonce.encode("utf8"))
want_mac.update(b"\x00")
want_mac.update(username)
want_mac.update(b"\x00")
want_mac.update(password)
want_mac.update(b"\x00")
want_mac.update(b"admin" if admin else b"notadmin")
if user_type:
want_mac.update(b"\x00")
want_mac.update(user_type.encode("utf8"))
want_mac = want_mac.hexdigest()
if not hmac.compare_digest(want_mac.encode("ascii"), got_mac.encode("ascii")):
raise SynapseError(403, "HMAC incorrect")
# Reuse the parts of RegisterRestServlet to reduce code duplication
from synapse.rest.client.v2_alpha.register import RegisterRestServlet
register = RegisterRestServlet(self.hs)
user_id = await register.registration_handler.register_user(
localpart=body["username"].lower(),
password=body["password"],
admin=bool(admin),
user_type=user_type,
)
result = await register._create_registration_details(user_id, body)
return 200, result
class WhoisRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/whois/(?P<user_id>[^/]*)")
def __init__(self, hs):
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
requester = await self.auth.get_user_by_req(request)
auth_user = requester.user
if target_user != auth_user:
await assert_user_is_admin(self.auth, auth_user)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only whois a local user")
ret = await self.handlers.admin_handler.get_whois(target_user)
return 200, ret
class DeactivateAccountRestServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/deactivate/(?P<target_user_id>[^/]*)")
def __init__(self, hs):
self._deactivate_account_handler = hs.get_deactivate_account_handler()
self.auth = hs.get_auth()
async def on_POST(self, request, target_user_id):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request, allow_empty_body=True)
erase = body.get("erase", False)
if not isinstance(erase, bool):
raise SynapseError(
http_client.BAD_REQUEST,
"Param 'erase' must be a boolean, if given",
Codes.BAD_JSON,
)
UserID.from_string(target_user_id)
result = await self._deactivate_account_handler.deactivate_account(
target_user_id, erase
)
if result:
id_server_unbind_result = "success"
else:
id_server_unbind_result = "no-support"
return 200, {"id_server_unbind_result": id_server_unbind_result}
class AccountValidityRenewServlet(RestServlet):
PATTERNS = historical_admin_path_patterns("/account_validity/validity$")
def __init__(self, hs):
"""
Args:
hs (synapse.server.HomeServer): server
"""
self.hs = hs
self.account_activity_handler = hs.get_account_validity_handler()
self.auth = hs.get_auth()
async def on_POST(self, request):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request)
if "user_id" not in body:
raise SynapseError(400, "Missing property 'user_id' in the request body")
expiration_ts = await self.account_activity_handler.renew_account_for_user(
body["user_id"],
body.get("expiration_ts"),
not body.get("enable_renewal_emails", True),
)
res = {"expiration_ts": expiration_ts}
return 200, res
class ResetPasswordRestServlet(RestServlet):
"""Post request to allow an administrator reset password for a user.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/reset_password/
@user:to_reset_password?access_token=admin_access_token
JsonBodyToSend:
{
"new_password": "secret"
}
Returns:
200 OK with empty object if success otherwise an error.
"""
PATTERNS = historical_admin_path_patterns(
"/reset_password/(?P<target_user_id>[^/]*)"
)
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self._set_password_handler = hs.get_set_password_handler()
async def on_POST(self, request, target_user_id):
"""Post request to allow an administrator reset password for a user.
This needs user to have administrator access in Synapse.
"""
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
UserID.from_string(target_user_id)
params = parse_json_object_from_request(request)
assert_params_in_dict(params, ["new_password"])
new_password = params["new_password"]
await self._set_password_handler.set_password(
target_user_id, new_password, requester
)
return 200, {}
class SearchUsersRestServlet(RestServlet):
"""Get request to search user table for specific users according to
search term.
This needs user to have administrator access in Synapse.
Example:
http://localhost:8008/_synapse/admin/v1/search_users/
@admin:user?access_token=admin_access_token&term=alice
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
PATTERNS = historical_admin_path_patterns("/search_users/(?P<target_user_id>[^/]*)")
def __init__(self, hs):
self.store = hs.get_datastore()
self.hs = hs
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
async def on_GET(self, request, target_user_id):
"""Get request to search user table for specific users according to
search term.
This needs user to have a administrator access in Synapse.
"""
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
# To allow all users to get the users list
# if not is_admin and target_user != auth_user:
# raise AuthError(403, "You are not a server admin")
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
term = parse_string(request, "term", required=True)
logger.info("term: %s ", term)
ret = await self.handlers.admin_handler.search_users(term)
return 200, ret
class UserAdminServlet(RestServlet): class UserAdminServlet(RestServlet):
""" """