diff --git a/changelog.d/7051.feature b/changelog.d/7051.feature new file mode 100644 index 0000000000..3e36a3f65e --- /dev/null +++ b/changelog.d/7051.feature @@ -0,0 +1 @@ +Admin API `POST /_synapse/admin/v1/join/` to join users to a room like `auto_join_rooms` for creation of users. \ No newline at end of file diff --git a/docs/admin_api/room_membership.md b/docs/admin_api/room_membership.md new file mode 100644 index 0000000000..16736d3d37 --- /dev/null +++ b/docs/admin_api/room_membership.md @@ -0,0 +1,34 @@ +# Edit Room Membership API + +This API allows an administrator to join an user account with a given `user_id` +to a room with a given `room_id_or_alias`. You can only modify the membership of +local users. The server administrator must be in the room and have permission to +invite users. + +## Parameters + +The following parameters are available: + +* `user_id` - Fully qualified user: for example, `@user:server.com`. +* `room_id_or_alias` - The room identifier or alias to join: for example, + `!636q39766251:server.com`. + +## Usage + +``` +POST /_synapse/admin/v1/join/ + +{ + "user_id": "@user:server.com" +} +``` + +Including an `access_token` of a server admin. + +Response: + +``` +{ + "room_id": "!636q39766251:server.com" +} +``` diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py index 42cc2b062a..ed70d448a1 100644 --- a/synapse/rest/admin/__init__.py +++ b/synapse/rest/admin/__init__.py @@ -29,7 +29,11 @@ from synapse.rest.admin._base import ( from synapse.rest.admin.groups import DeleteGroupAdminRestServlet 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.rooms import ListRoomRestServlet, ShutdownRoomRestServlet +from synapse.rest.admin.rooms import ( + JoinRoomAliasServlet, + ListRoomRestServlet, + ShutdownRoomRestServlet, +) from synapse.rest.admin.server_notice_servlet import SendServerNoticeServlet from synapse.rest.admin.users import ( AccountValidityRenewServlet, @@ -189,6 +193,7 @@ def register_servlets(hs, http_server): """ register_servlets_for_client_rest_resource(hs, http_server) ListRoomRestServlet(hs).register(http_server) + JoinRoomAliasServlet(hs).register(http_server) PurgeRoomServlet(hs).register(http_server) SendServerNoticeServlet(hs).register(http_server) VersionServlet(hs).register(http_server) diff --git a/synapse/rest/admin/rooms.py b/synapse/rest/admin/rooms.py index f9b8c0a4f0..659b8a10ee 100644 --- a/synapse/rest/admin/rooms.py +++ b/synapse/rest/admin/rooms.py @@ -13,9 +13,10 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging +from typing import List, Optional -from synapse.api.constants import Membership -from synapse.api.errors import Codes, SynapseError +from synapse.api.constants import EventTypes, JoinRules, Membership +from synapse.api.errors import Codes, NotFoundError, SynapseError from synapse.http.servlet import ( RestServlet, assert_params_in_dict, @@ -29,7 +30,7 @@ from synapse.rest.admin._base import ( historical_admin_path_patterns, ) from synapse.storage.data_stores.main.room import RoomSortOrder -from synapse.types import create_requester +from synapse.types import RoomAlias, RoomID, UserID, create_requester from synapse.util.async_helpers import maybe_awaitable logger = logging.getLogger(__name__) @@ -237,3 +238,75 @@ class ListRoomRestServlet(RestServlet): response["prev_batch"] = 0 return 200, response + + +class JoinRoomAliasServlet(RestServlet): + + PATTERNS = admin_patterns("/join/(?P[^/]*)") + + def __init__(self, hs): + self.hs = hs + self.auth = hs.get_auth() + self.room_member_handler = hs.get_room_member_handler() + self.admin_handler = hs.get_handlers().admin_handler + self.state_handler = hs.get_state_handler() + + async def on_POST(self, request, room_identifier): + 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, ["user_id"]) + target_user = UserID.from_string(content["user_id"]) + + if not self.hs.is_mine(target_user): + raise SynapseError(400, "This endpoint can only be used with local users") + + if not await self.admin_handler.get_user(target_user): + raise NotFoundError("User not found") + + if RoomID.is_valid(room_identifier): + room_id = room_identifier + try: + remote_room_hosts = [ + x.decode("ascii") for x in request.args[b"server_name"] + ] # type: Optional[List[str]] + except Exception: + remote_room_hosts = None + elif RoomAlias.is_valid(room_identifier): + handler = self.room_member_handler + room_alias = RoomAlias.from_string(room_identifier) + room_id, remote_room_hosts = await handler.lookup_room_alias(room_alias) + room_id = room_id.to_string() + else: + raise SynapseError( + 400, "%s was not legal room ID or room alias" % (room_identifier,) + ) + + fake_requester = create_requester(target_user) + + # send invite if room has "JoinRules.INVITE" + room_state = await self.state_handler.get_current_state(room_id) + join_rules_event = room_state.get((EventTypes.JoinRules, "")) + if join_rules_event: + if not (join_rules_event.content.get("join_rule") == JoinRules.PUBLIC): + await self.room_member_handler.update_membership( + requester=requester, + target=fake_requester.user, + room_id=room_id, + action="invite", + remote_room_hosts=remote_room_hosts, + ratelimit=False, + ) + + await self.room_member_handler.update_membership( + requester=fake_requester, + target=fake_requester.user, + room_id=room_id, + action="join", + remote_room_hosts=remote_room_hosts, + ratelimit=False, + ) + + return 200, {"room_id": room_id} diff --git a/tests/rest/admin/test_room.py b/tests/rest/admin/test_room.py new file mode 100644 index 0000000000..672cc3eac5 --- /dev/null +++ b/tests/rest/admin/test_room.py @@ -0,0 +1,288 @@ +# -*- coding: utf-8 -*- +# Copyright 2020 Dirk Klimpel +# +# 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 json + +import synapse.rest.admin +from synapse.api.errors import Codes +from synapse.rest.client.v1 import login, room + +from tests import unittest + +"""Tests admin REST events for /rooms paths.""" + + +class JoinAliasRoomTestCase(unittest.HomeserverTestCase): + + servlets = [ + synapse.rest.admin.register_servlets, + room.register_servlets, + login.register_servlets, + ] + + def prepare(self, reactor, clock, homeserver): + self.admin_user = self.register_user("admin", "pass", admin=True) + self.admin_user_tok = self.login("admin", "pass") + + self.creator = self.register_user("creator", "test") + self.creator_tok = self.login("creator", "test") + + self.second_user_id = self.register_user("second", "test") + self.second_tok = self.login("second", "test") + + self.public_room_id = self.helper.create_room_as( + self.creator, tok=self.creator_tok, is_public=True + ) + self.url = "/_synapse/admin/v1/join/{}".format(self.public_room_id) + + def test_requester_is_no_admin(self): + """ + If the user is not a server admin, an error 403 is returned. + """ + body = json.dumps({"user_id": self.second_user_id}) + + request, channel = self.make_request( + "POST", + self.url, + content=body.encode(encoding="utf_8"), + access_token=self.second_tok, + ) + self.render(request) + + self.assertEqual(403, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"]) + + def test_invalid_parameter(self): + """ + If a parameter is missing, return an error + """ + body = json.dumps({"unknown_parameter": "@unknown:test"}) + + request, channel = self.make_request( + "POST", + self.url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(Codes.MISSING_PARAM, channel.json_body["errcode"]) + + def test_local_user_does_not_exist(self): + """ + Tests that a lookup for a user that does not exist returns a 404 + """ + body = json.dumps({"user_id": "@unknown:test"}) + + request, channel = self.make_request( + "POST", + self.url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(404, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(Codes.NOT_FOUND, channel.json_body["errcode"]) + + def test_remote_user(self): + """ + Check that only local user can join rooms. + """ + body = json.dumps({"user_id": "@not:exist.bla"}) + + request, channel = self.make_request( + "POST", + self.url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual( + "This endpoint can only be used with local users", + channel.json_body["error"], + ) + + def test_room_does_not_exist(self): + """ + Check that unknown rooms/server return error 404. + """ + body = json.dumps({"user_id": self.second_user_id}) + url = "/_synapse/admin/v1/join/!unknown:test" + + request, channel = self.make_request( + "POST", + url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(404, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual("No known servers", channel.json_body["error"]) + + def test_room_is_not_valid(self): + """ + Check that invalid room names, return an error 400. + """ + body = json.dumps({"user_id": self.second_user_id}) + url = "/_synapse/admin/v1/join/invalidroom" + + request, channel = self.make_request( + "POST", + url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(400, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual( + "invalidroom was not legal room ID or room alias", + channel.json_body["error"], + ) + + def test_join_public_room(self): + """ + Test joining a local user to a public room with "JoinRules.PUBLIC" + """ + body = json.dumps({"user_id": self.second_user_id}) + + request, channel = self.make_request( + "POST", + self.url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(self.public_room_id, channel.json_body["room_id"]) + + # Validate if user is a member of the room + + request, channel = self.make_request( + "GET", "/_matrix/client/r0/joined_rooms", access_token=self.second_tok, + ) + self.render(request) + self.assertEquals(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(self.public_room_id, channel.json_body["joined_rooms"][0]) + + def test_join_private_room_if_not_member(self): + """ + Test joining a local user to a private room with "JoinRules.INVITE" + when server admin is not member of this room. + """ + private_room_id = self.helper.create_room_as( + self.creator, tok=self.creator_tok, is_public=False + ) + url = "/_synapse/admin/v1/join/{}".format(private_room_id) + body = json.dumps({"user_id": self.second_user_id}) + + request, channel = self.make_request( + "POST", + url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(403, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(Codes.FORBIDDEN, channel.json_body["errcode"]) + + def test_join_private_room_if_member(self): + """ + Test joining a local user to a private room with "JoinRules.INVITE", + when server admin is member of this room. + """ + private_room_id = self.helper.create_room_as( + self.creator, tok=self.creator_tok, is_public=False + ) + self.helper.invite( + room=private_room_id, + src=self.creator, + targ=self.admin_user, + tok=self.creator_tok, + ) + self.helper.join( + room=private_room_id, user=self.admin_user, tok=self.admin_user_tok + ) + + # Validate if server admin is a member of the room + + request, channel = self.make_request( + "GET", "/_matrix/client/r0/joined_rooms", access_token=self.admin_user_tok, + ) + self.render(request) + self.assertEquals(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(private_room_id, channel.json_body["joined_rooms"][0]) + + # Join user to room. + + url = "/_synapse/admin/v1/join/{}".format(private_room_id) + body = json.dumps({"user_id": self.second_user_id}) + + request, channel = self.make_request( + "POST", + url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(private_room_id, channel.json_body["room_id"]) + + # Validate if user is a member of the room + + request, channel = self.make_request( + "GET", "/_matrix/client/r0/joined_rooms", access_token=self.second_tok, + ) + self.render(request) + self.assertEquals(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(private_room_id, channel.json_body["joined_rooms"][0]) + + def test_join_private_room_if_owner(self): + """ + Test joining a local user to a private room with "JoinRules.INVITE", + when server admin is owner of this room. + """ + private_room_id = self.helper.create_room_as( + self.admin_user, tok=self.admin_user_tok, is_public=False + ) + url = "/_synapse/admin/v1/join/{}".format(private_room_id) + body = json.dumps({"user_id": self.second_user_id}) + + request, channel = self.make_request( + "POST", + url, + content=body.encode(encoding="utf_8"), + access_token=self.admin_user_tok, + ) + self.render(request) + + self.assertEqual(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(private_room_id, channel.json_body["room_id"]) + + # Validate if user is a member of the room + + request, channel = self.make_request( + "GET", "/_matrix/client/r0/joined_rooms", access_token=self.second_tok, + ) + self.render(request) + self.assertEquals(200, int(channel.result["code"]), msg=channel.result["body"]) + self.assertEqual(private_room_id, channel.json_body["joined_rooms"][0])