diff options
Diffstat (limited to 'synapse/federation/transport/server.py')
| -rw-r--r-- | synapse/federation/transport/server.py | 53 |
1 files changed, 46 insertions, 7 deletions
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py index 452599e1a1..949a5fb2aa 100644 --- a/synapse/federation/transport/server.py +++ b/synapse/federation/transport/server.py @@ -23,7 +23,11 @@ from twisted.internet import defer import synapse from synapse.api.errors import Codes, FederationDeniedError, SynapseError from synapse.api.room_versions import RoomVersions -from synapse.api.urls import FEDERATION_V1_PREFIX, FEDERATION_V2_PREFIX +from synapse.api.urls import ( + FEDERATION_UNSTABLE_PREFIX, + FEDERATION_V1_PREFIX, + FEDERATION_V2_PREFIX, +) from synapse.http.endpoint import parse_and_validate_server_name from synapse.http.server import JsonResource from synapse.http.servlet import ( @@ -63,11 +67,7 @@ class TransportLayerServer(JsonResource): self.authenticator = Authenticator(hs) self.ratelimiter = FederationRateLimiter( self.clock, - window_size=hs.config.federation_rc_window_size, - sleep_limit=hs.config.federation_rc_sleep_limit, - sleep_msec=hs.config.federation_rc_sleep_delay, - reject_limit=hs.config.federation_rc_reject_limit, - concurrent_requests=hs.config.federation_rc_concurrent, + config=hs.config.rc_federation, ) self.register_servlets() @@ -94,6 +94,7 @@ class NoAuthenticationError(AuthenticationError): class Authenticator(object): def __init__(self, hs): + self._clock = hs.get_clock() self.keyring = hs.get_keyring() self.server_name = hs.hostname self.store = hs.get_datastore() @@ -102,6 +103,7 @@ class Authenticator(object): # A method just so we can pass 'self' as the authenticator to the Servlets @defer.inlineCallbacks def authenticate_request(self, request, content): + now = self._clock.time_msec() json_request = { "method": request.method.decode('ascii'), "uri": request.uri.decode('ascii'), @@ -138,7 +140,9 @@ class Authenticator(object): 401, "Missing Authorization headers", Codes.UNAUTHORIZED, ) - yield self.keyring.verify_json_for_server(origin, json_request) + yield self.keyring.verify_json_for_server( + origin, json_request, now, "Incoming request" + ) logger.info("Request from %s", origin) request.authenticated_entity = origin @@ -716,8 +720,17 @@ class PublicRoomList(BaseFederationServlet): PATH = "/publicRooms" + def __init__(self, handler, authenticator, ratelimiter, server_name, deny_access): + super(PublicRoomList, self).__init__( + handler, authenticator, ratelimiter, server_name, + ) + self.deny_access = deny_access + @defer.inlineCallbacks def on_GET(self, origin, content, query): + if self.deny_access: + raise FederationDeniedError(origin) + limit = parse_integer_from_args(query, "limit", 0) since_token = parse_string_from_args(query, "since", None) include_all_networks = parse_boolean_from_args( @@ -1299,6 +1312,30 @@ class FederationGroupsSettingJoinPolicyServlet(BaseFederationServlet): defer.returnValue((200, new_content)) +class RoomComplexityServlet(BaseFederationServlet): + """ + Indicates to other servers how complex (and therefore likely + resource-intensive) a public room this server knows about is. + """ + PATH = "/rooms/(?P<room_id>[^/]*)/complexity" + PREFIX = FEDERATION_UNSTABLE_PREFIX + + @defer.inlineCallbacks + def on_GET(self, origin, content, query, room_id): + + store = self.handler.hs.get_datastore() + + is_public = yield store.is_room_world_readable_or_publicly_joinable( + room_id + ) + + if not is_public: + raise SynapseError(404, "Room not found", errcode=Codes.INVALID_PARAM) + + complexity = yield store.get_room_complexity(room_id) + defer.returnValue((200, complexity)) + + FEDERATION_SERVLET_CLASSES = ( FederationSendServlet, FederationEventServlet, @@ -1322,6 +1359,7 @@ FEDERATION_SERVLET_CLASSES = ( FederationThirdPartyInviteExchangeServlet, On3pidBindServlet, FederationVersionServlet, + RoomComplexityServlet, ) OPENID_SERVLET_CLASSES = ( @@ -1417,6 +1455,7 @@ def register_servlets(hs, resource, authenticator, ratelimiter, servlet_groups=N authenticator=authenticator, ratelimiter=ratelimiter, server_name=hs.hostname, + deny_access=hs.config.restrict_public_rooms_to_local_users, ).register(resource) if "group_server" in servlet_groups: |