diff options
-rw-r--r-- | synapse/api/auth.py | 201 | ||||
-rw-r--r-- | synapse/api/events/factory.py | 14 | ||||
-rw-r--r-- | synapse/federation/replication.py | 97 | ||||
-rw-r--r-- | synapse/federation/transport.py | 139 | ||||
-rw-r--r-- | synapse/handlers/_base.py | 10 | ||||
-rw-r--r-- | synapse/handlers/directory.py | 5 | ||||
-rw-r--r-- | synapse/handlers/federation.py | 315 | ||||
-rw-r--r-- | synapse/handlers/message.py | 19 | ||||
-rw-r--r-- | synapse/handlers/profile.py | 5 | ||||
-rw-r--r-- | synapse/handlers/room.py | 19 | ||||
-rw-r--r-- | synapse/rest/base.py | 5 | ||||
-rw-r--r-- | synapse/rest/events.py | 34 | ||||
-rw-r--r-- | synapse/state.py | 129 | ||||
-rw-r--r-- | synapse/storage/__init__.py | 6 | ||||
-rw-r--r-- | synapse/storage/pdu.py | 6 | ||||
-rw-r--r-- | synapse/storage/schema/state.sql | 33 | ||||
-rw-r--r-- | synapse/storage/state.py | 100 |
17 files changed, 882 insertions, 255 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py index e1b1823cd7..93a3533304 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -21,6 +21,8 @@ from synapse.api.constants import Membership, JoinRules from synapse.api.errors import AuthError, StoreError, Codes, SynapseError from synapse.api.events.room import ( RoomMemberEvent, RoomPowerLevelsEvent, RoomRedactionEvent, + RoomJoinRulesEvent, RoomOpsPowerLevelsEvent, InviteJoinEvent, + RoomCreateEvent, ) from synapse.util.logutils import log_function @@ -47,42 +49,60 @@ class Auth(object): """ try: if hasattr(event, "room_id"): + if event.old_state_events is None: + # Oh, we don't know what the state of the room was, so we + # are trusting that this is allowed (at least for now) + defer.returnValue(True) + + if hasattr(event, "outlier") and event.outlier is True: + # TODO (erikj): Auth for outliers is done differently. + defer.returnValue(True) + is_state = hasattr(event, "state_key") + if event.type == RoomCreateEvent.TYPE: + # FIXME + defer.returnValue(True) + if event.type == RoomMemberEvent.TYPE: - yield self._can_replace_state(event) - allowed = yield self.is_membership_change_allowed(event) + self._can_replace_state(event) + allowed = self.is_membership_change_allowed(event) + if allowed: + logger.debug("Allowing! %s", event) + else: + logger.debug("Denying! %s", event) defer.returnValue(allowed) return - self._check_joined_room( - member=snapshot.membership_state, - user_id=snapshot.user_id, - room_id=snapshot.room_id, - ) + if not event.type == InviteJoinEvent.TYPE: + self.check_event_sender_in_room(event) if is_state: # TODO (erikj): This really only should be called for *new* # state yield self._can_add_state(event) - yield self._can_replace_state(event) + self._can_replace_state(event) else: yield self._can_send_event(event) if event.type == RoomPowerLevelsEvent.TYPE: - yield self._check_power_levels(event) + self._check_power_levels(event) if event.type == RoomRedactionEvent.TYPE: - yield self._check_redaction(event) + self._check_redaction(event) + + logger.debug("Allowing! %s", event) defer.returnValue(True) else: raise AuthError(500, "Unknown event: %s" % event) except AuthError as e: logger.info("Event auth check failed on event %s with msg: %s", event, e.msg) + logger.info("Denying! %s", event) if raises: raise e + defer.returnValue(False) @defer.inlineCallbacks @@ -98,45 +118,72 @@ class Auth(object): pass defer.returnValue(None) + def check_event_sender_in_room(self, event): + key = (RoomMemberEvent.TYPE, event.user_id, ) + member_event = event.state_events.get(key) + + return self._check_joined_room( + member_event, + event.user_id, + event.room_id + ) + def _check_joined_room(self, member, user_id, room_id): if not member or member.membership != Membership.JOIN: raise AuthError(403, "User %s not in room %s (%s)" % ( user_id, room_id, repr(member) )) - @defer.inlineCallbacks + @log_function def is_membership_change_allowed(self, event): target_user_id = event.state_key - # does this room even exist - room = yield self.store.get_room(event.room_id) - if not room: - raise AuthError(403, "Room does not exist") - # get info about the caller - try: - caller = yield self.store.get_room_member( - user_id=event.user_id, - room_id=event.room_id) - except: - caller = None + key = (RoomMemberEvent.TYPE, event.user_id, ) + caller = event.old_state_events.get(key) + caller_in_room = caller and caller.membership == "join" # get info about the target - try: - target = yield self.store.get_room_member( - user_id=target_user_id, - room_id=event.room_id) - except: - target = None + key = (RoomMemberEvent.TYPE, target_user_id, ) + target = event.old_state_events.get(key) + target_in_room = target and target.membership == "join" membership = event.content["membership"] - join_rule = yield self.store.get_room_join_rule(event.room_id) - if not join_rule: + key = (RoomJoinRulesEvent.TYPE, "", ) + join_rule_event = event.old_state_events.get(key) + if join_rule_event: + join_rule = join_rule_event.content.get( + "join_rule", JoinRules.INVITE + ) + else: join_rule = JoinRules.INVITE + user_level = self._get_power_level_from_event_state( + event, + event.user_id, + ) + + ban_level, kick_level, redact_level = ( + self._get_ops_level_from_event_state( + event + ) + ) + + logger.debug( + "is_membership_change_allowed: %s", + { + "caller_in_room": caller_in_room, + "target_in_room": target_in_room, + "membership": membership, + "join_rule": join_rule, + "target_user_id": target_user_id, + "event.user_id": event.user_id, + } + ) + if Membership.INVITE == membership: # TODO (erikj): We should probably handle this more intelligently # PRIVATE join rules. @@ -153,13 +200,10 @@ class Auth(object): # joined: It's a NOOP if event.user_id != target_user_id: raise AuthError(403, "Cannot force another user to join.") - elif join_rule == JoinRules.PUBLIC or room.is_public: + elif join_rule == JoinRules.PUBLIC: pass elif join_rule == JoinRules.INVITE: - if ( - not caller or caller.membership not in - [Membership.INVITE, Membership.JOIN] - ): + if not caller_in_room: raise AuthError(403, "You are not invited to this room.") else: # TODO (erikj): may_join list @@ -171,29 +215,16 @@ class Auth(object): if not caller_in_room: # trying to leave a room you aren't joined raise AuthError(403, "You are not in room %s." % event.room_id) elif target_user_id != event.user_id: - user_level = yield self.store.get_power_level( - event.room_id, - event.user_id, - ) - _, kick_level, _ = yield self.store.get_ops_levels(event.room_id) - if kick_level: kick_level = int(kick_level) else: - kick_level = 50 + kick_level = 50 # FIXME (erikj): What should we do here? if user_level < kick_level: raise AuthError( 403, "You cannot kick user %s." % target_user_id ) elif Membership.BAN == membership: - user_level = yield self.store.get_power_level( - event.room_id, - event.user_id, - ) - - ban_level, _, _ = yield self.store.get_ops_levels(event.room_id) - if ban_level: ban_level = int(ban_level) else: @@ -204,7 +235,30 @@ class Auth(object): else: raise AuthError(500, "Unknown membership %s" % membership) - defer.returnValue(True) + return True + + def _get_power_level_from_event_state(self, event, user_id): + key = (RoomPowerLevelsEvent.TYPE, "", ) + power_level_event = event.old_state_events.get(key) + level = None + if power_level_event: + level = power_level_event.content.get(user_id) + if not level: + level = power_level_event.content.get("default", 0) + + return level + + def _get_ops_level_from_event_state(self, event): + key = (RoomOpsPowerLevelsEvent.TYPE, "", ) + ops_event = event.old_state_events.get(key) + + if ops_event: + return ( + ops_event.content.get("ban_level"), + ops_event.content.get("kick_level"), + ops_event.content.get("redact_level"), + ) + return None, None, None, @defer.inlineCallbacks def get_user_by_req(self, request): @@ -282,8 +336,8 @@ class Auth(object): else: send_level = 0 - user_level = yield self.store.get_power_level( - event.room_id, + user_level = self._get_power_level_from_event_state( + event, event.user_id, ) @@ -308,8 +362,8 @@ class Auth(object): add_level = int(add_level) - user_level = yield self.store.get_power_level( - event.room_id, + user_level = self._get_power_level_from_event_state( + event, event.user_id, ) @@ -322,19 +376,9 @@ class Auth(object): defer.returnValue(True) - @defer.inlineCallbacks def _can_replace_state(self, event): - current_state = yield self.store.get_current_state( - event.room_id, - event.type, - event.state_key, - ) - - if current_state: - current_state = current_state[0] - - user_level = yield self.store.get_power_level( - event.room_id, + user_level = self._get_power_level_from_event_state( + event, event.user_id, ) @@ -346,6 +390,10 @@ class Auth(object): logger.debug( "Checking power level for %s, %s", event.user_id, user_level ) + + key = (event.type, event.state_key, ) + current_state = event.old_state_events.get(key) + if current_state and hasattr(current_state, "required_power_level"): req = current_state.required_power_level @@ -356,10 +404,9 @@ class Auth(object): "You don't have permission to change that state" ) - @defer.inlineCallbacks def _check_redaction(self, event): - user_level = yield self.store.get_power_level( - event.room_id, + user_level = self._get_power_level_from_event_state( + event, event.user_id, ) @@ -368,7 +415,9 @@ class Auth(object): else: user_level = 0 - _, _, redact_level = yield self.store.get_ops_levels(event.room_id) + _, _, redact_level = self.store._get_ops_level_from_event_state( + event.room_id + ) if not redact_level: redact_level = 50 @@ -379,7 +428,6 @@ class Auth(object): "You don't have permission to redact events" ) - @defer.inlineCallbacks def _check_power_levels(self, event): for k, v in event.content.items(): if k == "default": @@ -399,19 +447,16 @@ class Auth(object): except: raise SynapseError(400, "Not a valid power level: %s" % (v,)) - current_state = yield self.store.get_current_state( - event.room_id, - event.type, - event.state_key, - ) + key = (event.type, event.state_key, ) + current_state = event.old_state_events.get(key) if not current_state: return else: current_state = current_state[0] - user_level = yield self.store.get_power_level( - event.room_id, + user_level = self._get_power_level_from_event_state( + event, event.user_id, ) diff --git a/synapse/api/events/factory.py b/synapse/api/events/factory.py index 74d0ef77f4..06f3bf232b 100644 --- a/synapse/api/events/factory.py +++ b/synapse/api/events/factory.py @@ -51,12 +51,20 @@ class EventFactory(object): self.clock = hs.get_clock() self.hs = hs + self.event_id_count = 0 + + def create_event_id(self): + i = str(self.event_id_count) + self.event_id_count += 1 + + local_part = str(int(self.clock.time())) + i + random_string(5) + + return "%s@%s" % (local_part, self.hs.hostname) + def create_event(self, etype=None, **kwargs): kwargs["type"] = etype if "event_id" not in kwargs: - kwargs["event_id"] = "%s@%s" % ( - random_string(10), self.hs.hostname - ) + kwargs["event_id"] = self.create_event_id() if "origin_server_ts" not in kwargs: kwargs["origin_server_ts"] = int(self.clock.time_msec()) diff --git a/synapse/federation/replication.py b/synapse/federation/replication.py index 092411eaf9..d901837d0a 100644 --- a/synapse/federation/replication.py +++ b/synapse/federation/replication.py @@ -244,13 +244,14 @@ class ReplicationLayer(object): pdu = None if pdu_list: pdu = pdu_list[0] - yield self._handle_new_pdu(pdu) + yield self._handle_new_pdu(destination, pdu) defer.returnValue(pdu) @defer.inlineCallbacks @log_function - def get_state_for_context(self, destination, context): + def get_state_for_context(self, destination, context, pdu_id=None, + pdu_origin=None): """Requests all of the `current` state PDUs for a given context from a remote home server. @@ -263,13 +264,14 @@ class ReplicationLayer(object): """ transaction_data = yield self.transport_layer.get_context_state( - destination, context) + destination, context, pdu_id=pdu_id, pdu_origin=pdu_origin, + ) transaction = Transaction(**transaction_data) pdus = [Pdu(outlier=True, **p) for p in transaction.pdus] for pdu in pdus: - yield self._handle_new_pdu(pdu) + yield self._handle_new_pdu(destination, pdu) defer.returnValue(pdus) @@ -315,7 +317,7 @@ class ReplicationLayer(object): dl = [] for pdu in pdu_list: - dl.append(self._handle_new_pdu(pdu)) + dl.append(self._handle_new_pdu(transaction.origin, pdu)) if hasattr(transaction, "edus"): for edu in [Edu(**x) for x in transaction.edus]: @@ -347,14 +349,19 @@ class ReplicationLayer(object): @defer.inlineCallbacks @log_function - def on_context_state_request(self, context): - results = yield self.store.get_current_state_for_context( - context - ) + def on_context_state_request(self, context, pdu_id, pdu_origin): + if pdu_id and pdu_origin: + pdus = yield self.handler.get_state_for_pdu( + pdu_id, pdu_origin + ) + else: + results = yield self.store.get_current_state_for_context( + context + ) + pdus = [Pdu.from_pdu_tuple(p) for p in results] - logger.debug("Context returning %d results", len(results)) + logger.debug("Context returning %d results", len(pdus)) - pdus = [Pdu.from_pdu_tuple(p) for p in results] defer.returnValue((200, self._transaction_from_pdus(pdus).get_dict())) @defer.inlineCallbacks @@ -393,9 +400,55 @@ class ReplicationLayer(object): 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.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) + defer.returnValue(pdu.get_dict()) + + @defer.inlineCallbacks + def on_invite_request(self, origin, content): + pdu = Pdu(**content) + ret_pdu = yield self.handler.on_send_join_request(origin, pdu) + defer.returnValue((200, ret_pdu.get_dict())) + + @defer.inlineCallbacks + def on_send_join_request(self, origin, content): + pdu = Pdu(**content) + state = yield self.handler.on_send_join_request(origin, pdu) + defer.returnValue((200, self._transaction_from_pdus(state).get_dict())) + + @defer.inlineCallbacks + def make_join(self, destination, context, user_id): + pdu_dict = yield self.transport_layer.make_join( + destination=destination, + context=context, + user_id=user_id, + ) + + logger.debug("Got response to make_join: %s", pdu_dict) + + defer.returnValue(Pdu(**pdu_dict)) + + @defer.inlineCallbacks + def send_join(self, destination, pdu): + _, content = yield self.transport_layer.send_join( + destination, + pdu.context, + pdu.pdu_id, + pdu.origin, + pdu.get_dict(), + ) + + logger.debug("Got content: %s", content) + pdus = [Pdu(outlier=True, **p) for p in content.get("pdus", [])] + for pdu in pdus: + yield self._handle_new_pdu(destination, pdu) + + defer.returnValue(pdus) @defer.inlineCallbacks @log_function @@ -427,7 +480,7 @@ class ReplicationLayer(object): @defer.inlineCallbacks @log_function - def _handle_new_pdu(self, pdu, backfilled=False): + 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(pdu.pdu_id, pdu.origin) @@ -436,6 +489,8 @@ class ReplicationLayer(object): defer.returnValue({}) return + state = None + # Get missing pdus if necessary. is_new = yield self.pdu_actions.is_new(pdu) if is_new and not pdu.outlier: @@ -459,12 +514,22 @@ class ReplicationLayer(object): 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. + state = yield self.get_state_for_context( + origin, pdu.context, pdu.pdu_id, pdu.origin, + ) # Persist the Pdu, but don't mark it as processed yet. yield self.store.persist_event(pdu=pdu) if not backfilled: - ret = yield self.handler.on_receive_pdu(pdu, backfilled=backfilled) + ret = yield self.handler.on_receive_pdu( + pdu, + backfilled=backfilled, + state=state, + ) else: ret = None diff --git a/synapse/federation/transport.py b/synapse/federation/transport.py index e7517cac4d..7f01b4faaf 100644 --- a/synapse/federation/transport.py +++ b/synapse/federation/transport.py @@ -72,7 +72,8 @@ class TransportLayer(object): self.received_handler = None @log_function - def get_context_state(self, destination, context): + def get_context_state(self, destination, context, pdu_id=None, + pdu_origin=None): """ Requests all state for a given context (i.e. room) from the given server. @@ -89,7 +90,14 @@ class TransportLayer(object): subpath = "/state/%s/" % context - return self._do_request_for_transaction(destination, subpath) + args = {} + if pdu_id and pdu_origin: + args["pdu_id"] = pdu_id + args["pdu_origin"] = pdu_origin + + return self._do_request_for_transaction( + destination, subpath, args=args + ) @log_function def get_pdu(self, destination, pdu_origin, pdu_id): @@ -135,8 +143,10 @@ class TransportLayer(object): subpath = "/backfill/%s/" % context - args = {"v": ["%s,%s" % (i, o) for i, o in pdu_tuples]} - args["limit"] = limit + args = { + "v": ["%s,%s" % (i, o) for i, o in pdu_tuples], + "limit": limit, + } return self._do_request_for_transaction( dest, @@ -198,6 +208,59 @@ class TransportLayer(object): 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, pdu_id, origin, content): + path = PREFIX + "/send_join/%s/%s/%s" % ( + context, + origin, + pdu_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, pdu_id, origin, content): + path = PREFIX + "/invite/%s/%s/%s" % ( + context, + origin, + pdu_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 def _authenticate_request(self, request): json_request = { "method": request.method, @@ -326,7 +389,11 @@ class TransportLayer(object): re.compile("^" + PREFIX + "/state/([^/]*)/$"), self._with_authentication( lambda origin, content, query, context: - handler.on_context_state_request(context) + handler.on_context_state_request( + context, + query.get("pdu_id", [None])[0], + query.get("pdu_origin", [None])[0] + ) ) ) @@ -362,6 +429,39 @@ class TransportLayer(object): ) ) + self.server.register_path( + "GET", + re.compile("^" + PREFIX + "/make_join/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, user_id: + self._on_make_join_request( + origin, content, query, context, user_id + ) + ) + ) + + self.server.register_path( + "PUT", + re.compile("^" + PREFIX + "/send_join/([^/]*)/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, pdu_origin, pdu_id: + self._on_send_join_request( + origin, content, query, + ) + ) + ) + + self.server.register_path( + "PUT", + re.compile("^" + PREFIX + "/invite/([^/]*)/([^/]*)/([^/]*)$"), + self._with_authentication( + lambda origin, content, query, context, pdu_origin, pdu_id: + self._on_invite_request( + origin, content, query, + ) + ) + ) + @defer.inlineCallbacks @log_function def _on_send_request(self, origin, content, query, transaction_id): @@ -451,7 +551,34 @@ class TransportLayer(object): versions = [v.split(",", 1) for v in v_list] return self.request_handler.on_backfill_request( - context, versions, limit) + context, versions, limit + ) + + @defer.inlineCallbacks + @log_function + def _on_make_join_request(self, origin, content, query, context, user_id): + content = yield self.request_handler.on_make_join_request( + context, user_id, + ) + defer.returnValue((200, content)) + + @defer.inlineCallbacks + @log_function + def _on_send_join_request(self, origin, content, query): + content = yield self.request_handler.on_send_join_request( + origin, content, + ) + + defer.returnValue((200, content)) + + @defer.inlineCallbacks + @log_function + def _on_invite_request(self, origin, content, query): + content = yield self.request_handler.on_invite_request( + origin, content, + ) + + defer.returnValue((200, content)) class TransportReceivedHandler(object): diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index de4d23bbb3..cd6c35f194 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -44,9 +44,17 @@ class BaseHandler(object): @defer.inlineCallbacks def _on_new_room_event(self, event, snapshot, extra_destinations=[], - extra_users=[]): + extra_users=[], suppress_auth=False): snapshot.fill_out_prev_events(event) + yield self.state_handler.annotate_state_groups(event) + + if not suppress_auth: + yield self.auth.check(event, snapshot, raises=True) + + if hasattr(event, "state_key"): + yield self.state_handler.handle_new_event(event, snapshot) + yield self.store.persist_event(event) destinations = set(extra_destinations) diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py index a56830d520..6e897e915d 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py @@ -152,5 +152,6 @@ class DirectoryHandler(BaseHandler): user_id=user_id, ) - yield self.state_handler.handle_new_event(event, snapshot) - yield self._on_new_room_event(event, snapshot, extra_users=[user_id]) + yield self._on_new_room_event( + event, snapshot, extra_users=[user_id], suppress_auth=True + ) diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index f52591d2a3..b575986fc3 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -20,7 +20,7 @@ from ._base import BaseHandler from synapse.api.events.room import InviteJoinEvent, RoomMemberEvent from synapse.api.constants import Membership from synapse.util.logutils import log_function -from synapse.federation.pdu_codec import PduCodec +from synapse.federation.pdu_codec import PduCodec, encode_event_id from synapse.api.errors import SynapseError from twisted.internet import defer, reactor @@ -62,6 +62,9 @@ class FederationHandler(BaseHandler): self.pdu_codec = PduCodec(hs) + # When joining a room we need to queue any events for that room up + self.room_queues = {} + @log_function @defer.inlineCallbacks def handle_new_event(self, event, snapshot): @@ -87,98 +90,81 @@ class FederationHandler(BaseHandler): @log_function @defer.inlineCallbacks - def on_receive_pdu(self, pdu, backfilled): + def on_receive_pdu(self, pdu, backfilled, state=None): """ Called by the ReplicationLayer when we have a new pdu. We need to - do auth checks and put it throught the StateHandler. + do auth checks and put it through the StateHandler. """ event = self.pdu_codec.event_from_pdu(pdu) logger.debug("Got event: %s", event.event_id) - with (yield self.lock_manager.lock(pdu.context)): - if event.is_state and not backfilled: - is_new_state = yield self.state_handler.handle_new_state( - pdu - ) - else: - is_new_state = False + if event.room_id in self.room_queues: + self.room_queues[event.room_id].append(pdu) + return + + if state: + state = [self.pdu_codec.event_from_pdu(p) for p in state] + + is_new_state = yield self.state_handler.annotate_state_groups( + event, + state=state + ) + + logger.debug("Event: %s", event) + + if not backfilled: + yield self.auth.check(event, None, raises=True) + + is_new_state = is_new_state and not backfilled + # TODO: Implement something in federation that allows us to # respond to PDU. - target_is_mine = False - if hasattr(event, "target_host"): - target_is_mine = event.target_host == self.hs.hostname - - if event.type == InviteJoinEvent.TYPE: - if not target_is_mine: - logger.debug("Ignoring invite/join event %s", event) - return - - # If we receive an invite/join event then we need to join the - # sender to the given room. - # TODO: We should probably auth this or some such - content = event.content - content.update({"membership": Membership.JOIN}) - new_event = self.event_factory.create_event( - etype=RoomMemberEvent.TYPE, - state_key=event.user_id, - room_id=event.room_id, - user_id=event.user_id, - membership=Membership.JOIN, - content=content + with (yield self.room_lock.lock(event.room_id)): + yield self.store.persist_event( + event, + backfilled, + is_new_state=is_new_state ) - yield self.hs.get_handlers().room_member_handler.change_membership( - new_event, - do_auth=False, - ) + room = yield self.store.get_room(event.room_id) - else: - with (yield self.room_lock.lock(event.room_id)): - yield self.store.persist_event( - event, - backfilled, - is_new_state=is_new_state + if not room: + # Huh, let's try and get the current state + try: + yield self.replication_layer.get_state_for_context( + event.origin, event.room_id, pdu.pdu_id, pdu.origin, ) - room = yield self.store.get_room(event.room_id) - - if not room: - # Huh, let's try and get the current state - try: - yield self.replication_layer.get_state_for_context( - event.origin, event.room_id - ) - - hosts = yield self.store.get_joined_hosts_for_room( - event.room_id - ) - if self.hs.hostname in hosts: - try: - yield self.store.store_room( - room_id=event.room_id, - room_creator_user_id="", - is_public=False, - ) - except: - pass - except: - logger.exception( - "Failed to get current state for room %s", - event.room_id - ) - - if not backfilled: - extra_users = [] - if event.type == RoomMemberEvent.TYPE: - target_user_id = event.state_key - target_user = self.hs.parse_userid(target_user_id) - extra_users.append(target_user) - - yield self.notifier.on_new_room_event( - event, extra_users=extra_users + hosts = yield self.store.get_joined_hosts_for_room( + event.room_id + ) + if self.hs.hostname in hosts: + try: + yield self.store.store_room( + room_id=event.room_id, + room_creator_user_id="", + is_public=False, + ) + except: + pass + except: + logger.exception( + "Failed to get current state for room %s", + event.room_id ) + if not backfilled: + extra_users = [] + if event.type == RoomMemberEvent.TYPE: + target_user_id = event.state_key + target_user = self.hs.parse_userid(target_user_id) + extra_users.append(target_user) + + yield self.notifier.on_new_room_event( + event, extra_users=extra_users + ) + if event.type == RoomMemberEvent.TYPE: if event.membership == Membership.JOIN: user = self.hs.parse_userid(event.state_key) @@ -195,7 +181,12 @@ class FederationHandler(BaseHandler): for pdu in pdus: event = self.pdu_codec.event_from_pdu(pdu) + + # FIXME (erikj): Not sure this actually works :/ + yield self.state_handler.annotate_state_groups(event) + events.append(event) + yield self.store.persist_event(event, backfilled=True) defer.returnValue(events) @@ -203,49 +194,46 @@ class FederationHandler(BaseHandler): @log_function @defer.inlineCallbacks def do_invite_join(self, target_host, room_id, joinee, content, snapshot): - hosts = yield self.store.get_joined_hosts_for_room(room_id) if self.hs.hostname in hosts: # We are already in the room. logger.debug("We're already in the room apparently") defer.returnValue(False) - # First get current state to see if we are already joined. - try: - yield self.replication_layer.get_state_for_context( - target_host, room_id - ) - - hosts = yield self.store.get_joined_hosts_for_room(room_id) - if self.hs.hostname in hosts: - # Oh, we were actually in the room already. - logger.debug("We're already in the room apparently") - defer.returnValue(False) - except Exception: - logger.exception("Failed to get current state") - - new_event = self.event_factory.create_event( - etype=InviteJoinEvent.TYPE, - target_host=target_host, - room_id=room_id, - user_id=joinee, - content=content + pdu = yield self.replication_layer.make_join( + target_host, + room_id, + joinee ) - new_event.destinations = [target_host] + logger.debug("Got response to make_join: %s", pdu) - snapshot.fill_out_prev_events(new_event) - yield self.handle_new_event(new_event, snapshot) + event = self.pdu_codec.event_from_pdu(pdu) - # TODO (erikj): Time out here. - d = defer.Deferred() - self.waiting_for_join_list.setdefault((joinee, room_id), []).append(d) - reactor.callLater(10, d.cancel) + # We should assert some things. + assert(event.type == RoomMemberEvent.TYPE) + assert(event.user_id == joinee) + assert(event.state_key == joinee) + assert(event.room_id == room_id) - try: - yield d - except defer.CancelledError: - raise SynapseError(500, "Unable to join remote room") + self.room_queues[room_id] = [] + + event.event_id = self.event_factory.create_event_id() + event.content = content + + state = yield self.replication_layer.send_join( + target_host, + self.pdu_codec.pdu_from_event(event) + ) + + state = [self.pdu_codec.event_from_pdu(p) for p in state] + + logger.debug("do_invite_join state: %s", state) + + is_new_state = yield self.state_handler.annotate_state_groups( + event, + state=state + ) try: yield self.store.store_room( @@ -254,11 +242,120 @@ class FederationHandler(BaseHandler): is_public=False ) except: + # FIXME pass + for e in state: + # FIXME: Auth these. + is_new_state = yield self.state_handler.annotate_state_groups( + e, + ) + + yield self.store.persist_event( + e, + backfilled=False, + is_new_state=False + ) + + yield self.store.persist_event( + event, + backfilled=False, + is_new_state=is_new_state + ) + + room_queue = self.room_queues[room_id] + del self.room_queues[room_id] + + for p in room_queue: + yield self.on_receive_pdu(p, backfilled=False) defer.returnValue(True) + @defer.inlineCallbacks + @log_function + def on_make_join_request(self, context, user_id): + event = self.event_factory.create_event( + etype=RoomMemberEvent.TYPE, + content={"membership": Membership.JOIN}, + room_id=context, + user_id=user_id, + state_key=user_id, + ) + + snapshot = yield self.store.snapshot_room( + event.room_id, event.user_id, + ) + snapshot.fill_out_prev_events(event) + + yield self.state_handler.annotate_state_groups(event) + yield self.auth.check(event, None, raises=True) + + pdu = self.pdu_codec.pdu_from_event(event) + + defer.returnValue(pdu) + + @defer.inlineCallbacks + @log_function + def on_send_join_request(self, origin, pdu): + event = self.pdu_codec.event_from_pdu(pdu) + + event.outlier = False + + is_new_state = yield self.state_handler.annotate_state_groups(event) + yield self.auth.check(event, None, raises=True) + + # FIXME (erikj): All this is duplicated above :( + + yield self.store.persist_event( + event, + backfilled=False, + is_new_state=is_new_state + ) + + extra_users = [] + if event.type == RoomMemberEvent.TYPE: + target_user_id = event.state_key + target_user = self.hs.parse_userid(target_user_id) + extra_users.append(target_user) + + yield self.notifier.on_new_room_event( + event, extra_users=extra_users + ) + + if event.type == RoomMemberEvent.TYPE: + if event.membership == Membership.JOIN: + user = self.hs.parse_userid(event.state_key) + self.distributor.fire( + "user_joined_room", user=user, room_id=event.room_id + ) + + new_pdu = self.pdu_codec.pdu_from_event(event); + new_pdu.destinations = yield self.store.get_joined_hosts_for_room( + event.room_id + ) + + yield self.replication_layer.send_pdu(new_pdu) + + defer.returnValue([ + self.pdu_codec.pdu_from_event(e) + for e in event.state_events.values() + ]) + + @defer.inlineCallbacks + def get_state_for_pdu(self, pdu_id, pdu_origin): + state_groups = yield self.store.get_state_groups( + [encode_event_id(pdu_id, pdu_origin)] + ) + + if state_groups: + defer.returnValue( + [ + self.pdu_codec.pdu_from_event(s) + for s in state_groups[0].state + ] + ) + else: + defer.returnValue([]) @log_function def _on_user_joined(self, user, room_id): diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index 7b2b8549ed..65861033e9 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -83,10 +83,9 @@ class MessageHandler(BaseHandler): snapshot = yield self.store.snapshot_room(event.room_id, event.user_id) - if not suppress_auth: - yield self.auth.check(event, snapshot, raises=True) - - yield self._on_new_room_event(event, snapshot) + yield self._on_new_room_event( + event, snapshot, suppress_auth=suppress_auth + ) self.hs.get_handlers().presence_handler.bump_presence_active_time( user @@ -145,10 +144,6 @@ class MessageHandler(BaseHandler): state_key=event.state_key, ) - yield self.auth.check(event, snapshot, raises=True) - - yield self.state_handler.handle_new_event(event, snapshot) - yield self._on_new_room_event(event, snapshot) @defer.inlineCallbacks @@ -197,7 +192,7 @@ class MessageHandler(BaseHandler): raise RoomError( 403, "Member does not meet private room rules.") - data = yield self.store.get_current_state( + data = yield self.state_handler.get_current_state( room_id, event_type, state_key ) defer.returnValue(data) @@ -217,8 +212,6 @@ class MessageHandler(BaseHandler): def send_feedback(self, event): snapshot = yield self.store.snapshot_room(event.room_id, event.user_id) - yield self.auth.check(event, snapshot, raises=True) - # store message in db yield self._on_new_room_event(event, snapshot) @@ -235,7 +228,7 @@ class MessageHandler(BaseHandler): yield self.auth.check_joined_room(room_id, user_id) # TODO: This is duplicating logic from snapshot_all_rooms - current_state = yield self.store.get_current_state(room_id) + current_state = yield self.state_handler.get_current_state(room_id) defer.returnValue([self.hs.serialize_event(c) for c in current_state]) @defer.inlineCallbacks @@ -312,7 +305,7 @@ class MessageHandler(BaseHandler): "end": end_token.to_string(), } - current_state = yield self.store.get_current_state( + current_state = yield self.state_handler.get_current_state( event.room_id ) d["state"] = [self.hs.serialize_event(c) for c in current_state] diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py index dab9b03f04..4cd0a06093 100644 --- a/synapse/handlers/profile.py +++ b/synapse/handlers/profile.py @@ -218,5 +218,6 @@ class ProfileHandler(BaseHandler): user_id=j.state_key, ) - yield self.state_handler.handle_new_event(new_event, snapshot) - yield self._on_new_room_event(new_event, snapshot) + yield self._on_new_room_event( + new_event, snapshot, suppress_auth=True + ) diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index c0f9a7c807..cb5bd17d2b 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -129,8 +129,9 @@ class RoomCreationHandler(BaseHandler): logger.debug("Event: %s", event) - yield self.state_handler.handle_new_event(event, snapshot) - yield self._on_new_room_event(event, snapshot, extra_users=[user]) + yield self._on_new_room_event( + event, snapshot, extra_users=[user], suppress_auth=True + ) for event in creation_events: yield handle_event(event) @@ -396,8 +397,6 @@ class RoomMemberHandler(BaseHandler): yield self._do_join(event, snapshot, do_auth=do_auth) else: # This is not a JOIN, so we can handle it normally. - if do_auth: - yield self.auth.check(event, snapshot, raises=True) # If we're banning someone, set a req power level if event.membership == Membership.BAN: @@ -419,6 +418,7 @@ class RoomMemberHandler(BaseHandler): event, membership=event.content["membership"], snapshot=snapshot, + do_auth=do_auth, ) defer.returnValue({"room_id": room_id}) @@ -507,14 +507,11 @@ class RoomMemberHandler(BaseHandler): if not have_joined: logger.debug("Doing normal join") - if do_auth: - yield self.auth.check(event, snapshot, raises=True) - - yield self.state_handler.handle_new_event(event, snapshot) yield self._do_local_membership_update( event, membership=event.content["membership"], snapshot=snapshot, + do_auth=do_auth, ) user = self.hs.parse_userid(event.user_id) @@ -558,7 +555,8 @@ class RoomMemberHandler(BaseHandler): defer.returnValue([r.room_id for r in rooms]) - def _do_local_membership_update(self, event, membership, snapshot): + def _do_local_membership_update(self, event, membership, snapshot, + do_auth): destinations = [] # If we're inviting someone, then we should also send it to that @@ -575,9 +573,10 @@ class RoomMemberHandler(BaseHandler): return self._on_new_room_event( event, snapshot, extra_destinations=destinations, - extra_users=[target_user] + extra_users=[target_user], suppress_auth=(not do_auth), ) + class RoomListHandler(BaseHandler): @defer.inlineCallbacks diff --git a/synapse/rest/base.py b/synapse/rest/base.py index 2e8e3fa7d4..dc784c1527 100644 --- a/synapse/rest/base.py +++ b/synapse/rest/base.py @@ -18,6 +18,11 @@ 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 diff --git a/synapse/rest/events.py b/synapse/rest/events.py index 097195d7cc..92ff5e5ca7 100644 --- a/synapse/rest/events.py +++ b/synapse/rest/events.py @@ -20,6 +20,12 @@ from synapse.api.errors import SynapseError from synapse.streams.config import PaginationConfig from synapse.rest.base import RestServlet, client_path_pattern +import logging + + +logger = logging.getLogger(__name__) + + class EventStreamRestServlet(RestServlet): PATTERN = client_path_pattern("/events$") @@ -29,18 +35,22 @@ class EventStreamRestServlet(RestServlet): @defer.inlineCallbacks def on_GET(self, request): auth_user = yield self.auth.get_user_by_req(request) - - handler = self.handlers.event_stream_handler - pagin_config = PaginationConfig.from_request(request) - timeout = EventStreamRestServlet.DEFAULT_LONGPOLL_TIME_MS - if "timeout" in request.args: - try: - timeout = int(request.args["timeout"][0]) - except ValueError: - raise SynapseError(400, "timeout must be in milliseconds.") - - chunk = yield handler.get_stream(auth_user.to_string(), pagin_config, - timeout=timeout) + try: + handler = self.handlers.event_stream_handler + pagin_config = PaginationConfig.from_request(request) + timeout = EventStreamRestServlet.DEFAULT_LONGPOLL_TIME_MS + if "timeout" in request.args: + try: + timeout = int(request.args["timeout"][0]) + except ValueError: + raise SynapseError(400, "timeout must be in milliseconds.") + + chunk = yield handler.get_stream( + auth_user.to_string(), pagin_config, timeout=timeout + ) + except: + logger.exception("Event stream failed") + raise defer.returnValue((200, chunk)) diff --git a/synapse/state.py b/synapse/state.py index 9db84c9b5c..c062cef757 100644 --- a/synapse/state.py +++ b/synapse/state.py @@ -18,9 +18,11 @@ from twisted.internet import defer from synapse.federation.pdu_codec import encode_event_id, decode_event_id from synapse.util.logutils import log_function +from synapse.federation.pdu_codec import encode_event_id from collections import namedtuple +import copy import logging import hashlib @@ -35,7 +37,7 @@ KeyStateTuple = namedtuple("KeyStateTuple", ("context", "type", "state_key")) class StateHandler(object): - """ Repsonsible for doing state conflict resolution. + """ Responsible for doing state conflict resolution. """ def __init__(self, hs): @@ -50,7 +52,7 @@ class StateHandler(object): to update the state and b) works out what the prev_state should be. Returns: - Deferred: Resolved with a boolean indicating if we succesfully + Deferred: Resolved with a boolean indicating if we successfully updated the state. Raised: @@ -71,6 +73,7 @@ class StateHandler(object): # (w.r.t. to power levels) snapshot.fill_out_prev_events(event) + yield self.annotate_state_groups(event) event.prev_events = [ e for e in event.prev_events if e != event.event_id @@ -128,6 +131,128 @@ class StateHandler(object): defer.returnValue(is_new) + @defer.inlineCallbacks + @log_function + def annotate_state_groups(self, event, state=None): + if state: + event.state_group = None + event.old_state_events = None + event.state_events = {(s.type, s.state_key): s for s in state} + defer.returnValue(False) + return + + if hasattr(event, "outlier") and event.outlier: + event.state_group = None + event.old_state_events = None + event.state_events = {} + defer.returnValue(False) + return + + new_state = yield self.resolve_state_groups(event.prev_events) + + event.old_state_events = copy.deepcopy(new_state) + + if hasattr(event, "state_key"): + new_state[(event.type, event.state_key)] = event + + event.state_group = None + event.state_events = new_state + + defer.returnValue(hasattr(event, "state_key")) + + @defer.inlineCallbacks + def get_current_state(self, room_id, event_type=None, state_key=""): + # FIXME: HACK! + pdus = yield self.store.get_latest_pdus_in_context(room_id) + + event_ids = [ + encode_event_id(pdu_id, origin) + for pdu_id, origin, _ in pdus + ] + + res = yield self.resolve_state_groups(event_ids) + + if event_type: + defer.returnValue(res.get((event_type, state_key))) + return + + defer.returnValue(res.values()) + + @defer.inlineCallbacks + @log_function + def resolve_state_groups(self, event_ids): + state_groups = yield self.store.get_state_groups( + event_ids + ) + + state = {} + for group in state_groups: + for s in group.state: + state.setdefault( + (s.type, s.state_key), + {} + )[s.event_id] = s + + unconflicted_state = { + k: v.values()[0] for k, v in state.items() + if len(v.values()) == 1 + } + + conflicted_state = { + k: v.values() + for k, v in state.items() + if len(v.values()) > 1 + } + + try: + new_state = {} + new_state.update(unconflicted_state) + for key, events in conflicted_state.items(): + new_state[key] = yield self._resolve_state_events(events) + except: + logger.exception("Failed to resolve state") + raise + + defer.returnValue(new_state) + + @defer.inlineCallbacks + @log_function + def _resolve_state_events(self, events): + curr_events = events + + new_powers_deferreds = [] + for e in curr_events: + new_powers_deferreds.append( + self.store.get_power_level(e.room_id, e.user_id) + ) + + new_powers = yield defer.gatherResults( + new_powers_deferreds, + consumeErrors=True + ) + + max_power = max([int(p) for p in new_powers]) + + curr_events = [ + z[0] for z in zip(curr_events, new_powers) + if int(z[1]) == max_power + ] + + if not curr_events: + raise RuntimeError("Max didn't get a max?") + elif len(curr_events) == 1: + defer.returnValue(curr_events[0]) + + # TODO: For now, just choose the one with the largest event_id. + defer.returnValue( + sorted( + curr_events, + key=lambda e: hashlib.sha1( + e.event_id + e.user_id + e.room_id + e.type + ).hexdigest() + )[0] + ) + def _get_power_level_for_event(self, event): # return self._persistence.get_power_level_for_user(event.room_id, # event.sender) diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index 4e9291fdff..b848630c0b 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -40,6 +40,7 @@ from .stream import StreamStore from .pdu import StatePduStore, PduStore, PdusTable from .transactions import TransactionStore from .keys import KeyStore +from .state import StateStore import json import logging @@ -59,6 +60,7 @@ SCHEMAS = [ "room_aliases", "keys", "redactions", + "state", ] @@ -76,7 +78,7 @@ class _RollbackButIsFineException(Exception): class DataStore(RoomMemberStore, RoomStore, RegistrationStore, StreamStore, ProfileStore, FeedbackStore, PresenceStore, PduStore, StatePduStore, TransactionStore, - DirectoryStore, KeyStore): + DirectoryStore, KeyStore, StateStore): def __init__(self, hs): super(DataStore, self).__init__(hs) @@ -224,6 +226,8 @@ class DataStore(RoomMemberStore, RoomStore, ) raise _RollbackButIsFineException("_persist_event") + self._store_state_groups_txn(txn, event) + is_state = hasattr(event, "state_key") and event.state_key is not None if is_new_state and is_state: vals = { diff --git a/synapse/storage/pdu.py b/synapse/storage/pdu.py index d70467dcd6..b1cb0185a6 100644 --- a/synapse/storage/pdu.py +++ b/synapse/storage/pdu.py @@ -277,6 +277,12 @@ class PduStore(SQLBaseStore): (context, depth) ) + def get_latest_pdus_in_context(self, context): + return self.runInteraction( + self._get_latest_pdus_in_context, + context + ) + def _get_latest_pdus_in_context(self, txn, context): """Get's a list of the most current pdus for a given context. This is used when we are sending a Pdu and need to fill out the `prev_pdus` diff --git a/synapse/storage/schema/state.sql b/synapse/storage/schema/state.sql new file mode 100644 index 0000000000..b44c56b519 --- /dev/null +++ b/synapse/storage/schema/state.sql @@ -0,0 +1,33 @@ +/* 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. + */ + +CREATE TABLE IF NOT EXISTS state_groups( + id INTEGER PRIMARY KEY, + room_id TEXT NOT NULL, + event_id TEXT NOT NULL +); + +CREATE TABLE IF NOT EXISTS state_groups_state( + state_group INTEGER NOT NULL, + room_id TEXT NOT NULL, + type TEXT NOT NULL, + state_key TEXT NOT NULL, + event_id TEXT NOT NULL +); + +CREATE TABLE IF NOT EXISTS event_to_state_groups( + event_id TEXT NOT NULL, + state_group INTEGER NOT NULL +); \ No newline at end of file diff --git a/synapse/storage/state.py b/synapse/storage/state.py new file mode 100644 index 0000000000..0aa979c9f0 --- /dev/null +++ b/synapse/storage/state.py @@ -0,0 +1,100 @@ +# -*- 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 ._base import SQLBaseStore +from twisted.internet import defer + +from collections import namedtuple + + +StateGroup = namedtuple("StateGroup", ("group", "state")) + + +class StateStore(SQLBaseStore): + + @defer.inlineCallbacks + def get_state_groups(self, event_ids): + groups = set() + for event_id in event_ids: + group = yield self._simple_select_one_onecol( + table="event_to_state_groups", + keyvalues={"event_id": event_id}, + retcol="state_group", + allow_none=True, + ) + if group: + groups.add(group) + + res = [] + for group in groups: + state_ids = yield self._simple_select_onecol( + table="state_groups_state", + keyvalues={"state_group": group}, + retcol="event_id", + ) + state = [] + for state_id in state_ids: + s = yield self.get_event( + state_id, + allow_none=True, + ) + if s: + state.append(s) + + res.append(StateGroup(group, state)) + + defer.returnValue(res) + + def store_state_groups(self, event): + return self.runInteraction( + self._store_state_groups_txn, event + ) + + def _store_state_groups_txn(self, txn, event): + if not event.state_events: + return + + state_group = event.state_group + if not state_group: + state_group = self._simple_insert_txn( + txn, + table="state_groups", + values={ + "room_id": event.room_id, + "event_id": event.event_id, + } + ) + + for state in event.state_events.values(): + self._simple_insert_txn( + txn, + table="state_groups_state", + values={ + "state_group": state_group, + "room_id": state.room_id, + "type": state.type, + "state_key": state.state_key, + "event_id": state.event_id, + } + ) + + self._simple_insert_txn( + txn, + table="event_to_state_groups", + values={ + "state_group": state_group, + "event_id": event.event_id, + } + ) |