mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-09-09 15:51:58 +00:00
Finish implementing the new join dance.
This commit is contained in:
parent
1116f5330e
commit
f71627567b
@ -48,6 +48,15 @@ class Auth(object):
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"""
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try:
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if hasattr(event, "room_id"):
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if not event.old_state_events:
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# Oh, we don't know what the state of the room was, so we
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# are trusting that this is allowed (at least for now)
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defer.returnValue(True)
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if hasattr(event, "outlier") and event.outlier:
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# TODO (erikj): Auth for outliers is done differently.
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defer.returnValue(True)
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is_state = hasattr(event, "state_key")
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if event.type == RoomMemberEvent.TYPE:
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@ -51,12 +51,20 @@ class EventFactory(object):
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self.clock = hs.get_clock()
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self.hs = hs
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self.event_id_count = 0
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def create_event_id(self):
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i = str(self.event_id_count)
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self.event_id_count += 1
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local_part = str(int(self.clock.time())) + i + random_string(5)
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return "%s@%s" % (local_part, self.hs.hostname)
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def create_event(self, etype=None, **kwargs):
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kwargs["type"] = etype
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if "event_id" not in kwargs:
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kwargs["event_id"] = "%s@%s" % (
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random_string(10), self.hs.hostname
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)
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kwargs["event_id"] = self.create_event_id()
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if "ts" not in kwargs:
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kwargs["ts"] = int(self.clock.time_msec())
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@ -244,13 +244,14 @@ class ReplicationLayer(object):
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pdu = None
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if pdu_list:
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pdu = pdu_list[0]
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yield self._handle_new_pdu(pdu)
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yield self._handle_new_pdu(destination, pdu)
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defer.returnValue(pdu)
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@defer.inlineCallbacks
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@log_function
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def get_state_for_context(self, destination, context):
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def get_state_for_context(self, destination, context, pdu_id=None,
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pdu_origin=None):
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"""Requests all of the `current` state PDUs for a given context from
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a remote home server.
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@ -263,13 +264,14 @@ class ReplicationLayer(object):
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"""
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transaction_data = yield self.transport_layer.get_context_state(
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destination, context)
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destination, context, pdu_id=pdu_id, pdu_origin=pdu_origin,
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)
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transaction = Transaction(**transaction_data)
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pdus = [Pdu(outlier=True, **p) for p in transaction.pdus]
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for pdu in pdus:
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yield self._handle_new_pdu(pdu)
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yield self._handle_new_pdu(destination, pdu)
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defer.returnValue(pdus)
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@ -315,7 +317,7 @@ class ReplicationLayer(object):
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dl = []
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for pdu in pdu_list:
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dl.append(self._handle_new_pdu(pdu))
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dl.append(self._handle_new_pdu(transaction.origin, pdu))
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if hasattr(transaction, "edus"):
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for edu in [Edu(**x) for x in transaction.edus]:
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@ -347,14 +349,19 @@ class ReplicationLayer(object):
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@defer.inlineCallbacks
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@log_function
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def on_context_state_request(self, context):
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results = yield self.store.get_current_state_for_context(
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context
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)
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def on_context_state_request(self, context, pdu_id, pdu_origin):
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if pdu_id and pdu_origin:
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pdus = yield self.handler.get_state_for_pdu(
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pdu_id, pdu_origin
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)
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else:
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results = yield self.store.get_current_state_for_context(
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context
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)
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pdus = [Pdu.from_pdu_tuple(p) for p in results]
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logger.debug("Context returning %d results", len(results))
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logger.debug("Context returning %d results", len(pdus))
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pdus = [Pdu.from_pdu_tuple(p) for p in results]
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defer.returnValue((200, self._transaction_from_pdus(pdus).get_dict()))
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@defer.inlineCallbacks
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@ -396,9 +403,10 @@ class ReplicationLayer(object):
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defer.returnValue(
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(404, "No handler for Query type '%s'" % (query_type, ))
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)
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@defer.inlineCallbacks
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def on_make_join_request(self, context, user_id):
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return self.handler.on_make_join_request(context, user_id)
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pdu = yield self.handler.on_make_join_request(context, user_id)
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defer.returnValue(pdu.get_dict())
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@defer.inlineCallbacks
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def on_send_join_request(self, origin, content):
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@ -406,13 +414,27 @@ class ReplicationLayer(object):
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state = yield self.handler.on_send_join_request(origin, pdu)
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defer.returnValue((200, self._transaction_from_pdus(state).get_dict()))
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@defer.inlineCallbacks
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def make_join(self, destination, context, user_id):
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return self.transport_layer.make_join(
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pdu_dict = yield self.transport_layer.make_join(
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destination=destination,
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context=context,
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user_id=user_id,
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)
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logger.debug("Got response to make_join: %s", pdu_dict)
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defer.returnValue(Pdu(**pdu_dict))
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def send_join(self, destination, pdu):
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return self.transport_layer.send_join(
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destination,
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pdu.context,
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pdu.pdu_id,
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pdu.origin,
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pdu.get_dict(),
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)
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@defer.inlineCallbacks
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@log_function
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def _get_persisted_pdu(self, pdu_id, pdu_origin):
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@ -443,7 +465,7 @@ class ReplicationLayer(object):
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@defer.inlineCallbacks
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@log_function
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def _handle_new_pdu(self, pdu, backfilled=False):
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def _handle_new_pdu(self, origin, pdu, backfilled=False):
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# We reprocess pdus when we have seen them only as outliers
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existing = yield self._get_persisted_pdu(pdu.pdu_id, pdu.origin)
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@ -452,6 +474,8 @@ class ReplicationLayer(object):
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defer.returnValue({})
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return
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state = None
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# Get missing pdus if necessary.
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is_new = yield self.pdu_actions.is_new(pdu)
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if is_new and not pdu.outlier:
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@ -475,12 +499,22 @@ class ReplicationLayer(object):
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except:
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# TODO(erikj): Do some more intelligent retries.
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logger.exception("Failed to get PDU")
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else:
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# We need to get the state at this event, since we have reached
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# a backward extremity edge.
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state = yield self.get_state_for_context(
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origin, pdu.context, pdu.pdu_id, pdu.origin,
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)
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# Persist the Pdu, but don't mark it as processed yet.
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yield self.store.persist_event(pdu=pdu)
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if not backfilled:
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ret = yield self.handler.on_receive_pdu(pdu, backfilled=backfilled)
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ret = yield self.handler.on_receive_pdu(
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pdu,
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backfilled=backfilled,
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state=state,
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)
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else:
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ret = None
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@ -72,7 +72,8 @@ class TransportLayer(object):
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self.received_handler = None
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@log_function
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def get_context_state(self, destination, context):
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def get_context_state(self, destination, context, pdu_id=None,
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pdu_origin=None):
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""" Requests all state for a given context (i.e. room) from the
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given server.
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@ -89,7 +90,14 @@ class TransportLayer(object):
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subpath = "/state/%s/" % context
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return self._do_request_for_transaction(destination, subpath)
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args = {}
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if pdu_id and pdu_origin:
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args["pdu_id"] = pdu_id
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args["pdu_origin"] = pdu_origin
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return self._do_request_for_transaction(
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destination, subpath, args=args
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)
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@log_function
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def get_pdu(self, destination, pdu_origin, pdu_id):
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@ -135,8 +143,10 @@ class TransportLayer(object):
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subpath = "/backfill/%s/" % context
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args = {"v": ["%s,%s" % (i, o) for i, o in pdu_tuples]}
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args["limit"] = limit
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args = {
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"v": ["%s,%s" % (i, o) for i, o in pdu_tuples],
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"limit": limit,
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}
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return self._do_request_for_transaction(
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dest,
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@ -210,6 +220,23 @@ class TransportLayer(object):
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defer.returnValue(response)
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@defer.inlineCallbacks
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@log_function
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def send_join(self, destination, context, pdu_id, origin, content):
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path = PREFIX + "/send_join/%s/%s/%s" % (
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context,
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origin,
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pdu_id,
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)
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response = yield self.client.put_json(
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destination=destination,
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path=path,
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data=content,
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)
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defer.returnValue(response)
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@defer.inlineCallbacks
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def _authenticate_request(self, request):
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json_request = {
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@ -330,7 +357,11 @@ class TransportLayer(object):
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re.compile("^" + PREFIX + "/state/([^/]*)/$"),
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self._with_authentication(
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lambda origin, content, query, context:
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handler.on_context_state_request(context)
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handler.on_context_state_request(
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context,
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query.get("pdu_id", [None])[0],
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query.get("pdu_origin", [None])[0]
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)
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)
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)
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@ -369,7 +400,23 @@ class TransportLayer(object):
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self.server.register_path(
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"GET",
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re.compile("^" + PREFIX + "/make_join/([^/]*)/([^/]*)$"),
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self._on_make_join_request
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self._with_authentication(
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lambda origin, content, query, context, user_id:
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self._on_make_join_request(
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origin, content, query, context, user_id
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)
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)
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)
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self.server.register_path(
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"PUT",
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re.compile("^" + PREFIX + "/send_join/([^/]*)/([^/]*)/([^/]*)$"),
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self._with_authentication(
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lambda origin, content, query, context, pdu_origin, pdu_id:
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self._on_send_join_request(
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origin, content, query,
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)
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)
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)
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@defer.inlineCallbacks
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@ -460,18 +507,23 @@ class TransportLayer(object):
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context, versions, limit
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)
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@defer.inlineCallbacks
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@log_function
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def _on_make_join_request(self, origin, content, query, context, user_id):
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return self.request_handler.on_make_join_request(
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content = yield self.request_handler.on_make_join_request(
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context, user_id,
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)
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defer.returnValue((200, content))
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@defer.inlineCallbacks
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@log_function
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def _on_send_join_request(self, origin, content, query):
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return self.request_handler.on_send_join_request(
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content = yield self.request_handler.on_send_join_request(
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origin, content,
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)
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defer.returnValue((200, content))
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class TransportReceivedHandler(object):
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""" Callbacks used when we receive a transaction
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@ -20,7 +20,7 @@ from ._base import BaseHandler
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from synapse.api.events.room import InviteJoinEvent, RoomMemberEvent
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from synapse.api.constants import Membership
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from synapse.util.logutils import log_function
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from synapse.federation.pdu_codec import PduCodec
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from synapse.federation.pdu_codec import PduCodec, encode_event_id
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from synapse.api.errors import SynapseError
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from twisted.internet import defer, reactor
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@ -87,7 +87,7 @@ class FederationHandler(BaseHandler):
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@log_function
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@defer.inlineCallbacks
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def on_receive_pdu(self, pdu, backfilled):
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def on_receive_pdu(self, pdu, backfilled, state=None):
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""" Called by the ReplicationLayer when we have a new pdu. We need to
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do auth checks and put it through the StateHandler.
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"""
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@ -95,7 +95,10 @@ class FederationHandler(BaseHandler):
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logger.debug("Got event: %s", event.event_id)
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yield self.state_handler.annotate_state_groups(event)
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if state:
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state = [self.pdu_codec.event_from_pdu(p) for p in state]
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state = {(e.type, e.state_key): e for e in state}
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yield self.state_handler.annotate_state_groups(event, state=state)
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logger.debug("Event: %s", event)
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@ -108,83 +111,55 @@ class FederationHandler(BaseHandler):
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)
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else:
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is_new_state = False
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# TODO: Implement something in federation that allows us to
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# respond to PDU.
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target_is_mine = False
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if hasattr(event, "target_host"):
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target_is_mine = event.target_host == self.hs.hostname
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if event.type == InviteJoinEvent.TYPE:
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if not target_is_mine:
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logger.debug("Ignoring invite/join event %s", event)
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return
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# If we receive an invite/join event then we need to join the
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# sender to the given room.
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# TODO: We should probably auth this or some such
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content = event.content
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content.update({"membership": Membership.JOIN})
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new_event = self.event_factory.create_event(
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etype=RoomMemberEvent.TYPE,
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state_key=event.user_id,
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room_id=event.room_id,
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user_id=event.user_id,
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membership=Membership.JOIN,
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content=content
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with (yield self.room_lock.lock(event.room_id)):
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yield self.store.persist_event(
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event,
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backfilled,
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is_new_state=is_new_state
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)
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yield self.hs.get_handlers().room_member_handler.change_membership(
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new_event,
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do_auth=False,
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room = yield self.store.get_room(event.room_id)
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if not room:
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# Huh, let's try and get the current state
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try:
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yield self.replication_layer.get_state_for_context(
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event.origin, event.room_id, pdu.pdu_id, pdu.origin,
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)
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hosts = yield self.store.get_joined_hosts_for_room(
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event.room_id
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)
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if self.hs.hostname in hosts:
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try:
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yield self.store.store_room(
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room_id=event.room_id,
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room_creator_user_id="",
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is_public=False,
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)
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except:
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pass
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except:
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logger.exception(
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"Failed to get current state for room %s",
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event.room_id
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)
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if not backfilled:
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extra_users = []
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if event.type == RoomMemberEvent.TYPE:
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target_user_id = event.state_key
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target_user = self.hs.parse_userid(target_user_id)
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extra_users.append(target_user)
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yield self.notifier.on_new_room_event(
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event, extra_users=extra_users
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)
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else:
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with (yield self.room_lock.lock(event.room_id)):
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yield self.store.persist_event(
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event,
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backfilled,
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is_new_state=is_new_state
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)
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room = yield self.store.get_room(event.room_id)
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if not room:
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# Huh, let's try and get the current state
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try:
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yield self.replication_layer.get_state_for_context(
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event.origin, event.room_id
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)
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hosts = yield self.store.get_joined_hosts_for_room(
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event.room_id
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)
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if self.hs.hostname in hosts:
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try:
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yield self.store.store_room(
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room_id=event.room_id,
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room_creator_user_id="",
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is_public=False,
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)
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except:
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pass
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except:
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logger.exception(
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"Failed to get current state for room %s",
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event.room_id
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)
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if not backfilled:
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extra_users = []
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if event.type == RoomMemberEvent.TYPE:
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target_user_id = event.state_key
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target_user = self.hs.parse_userid(target_user_id)
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extra_users.append(target_user)
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yield self.notifier.on_new_room_event(
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event, extra_users=extra_users
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)
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if event.type == RoomMemberEvent.TYPE:
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if event.membership == Membership.JOIN:
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user = self.hs.parse_userid(event.state_key)
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@ -214,40 +189,35 @@ class FederationHandler(BaseHandler):
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@log_function
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@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.state_handler.annotate_state_groups(new_event)
|
||||
yield self.handle_new_event(new_event, snapshot)
|
||||
event = self.pdu_codec.event_from_pdu(pdu)
|
||||
|
||||
# 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)
|
||||
|
||||
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)
|
||||
)
|
||||
|
||||
# TODO (erikj): Time out here.
|
||||
d = defer.Deferred()
|
||||
@ -326,14 +296,31 @@ class FederationHandler(BaseHandler):
|
||||
"user_joined_room", user=user, room_id=event.room_id
|
||||
)
|
||||
|
||||
pdu.destinations = yield self.store.get_joined_hosts_for_room(
|
||||
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(pdu)
|
||||
yield self.replication_layer.send_pdu(new_pdu)
|
||||
|
||||
defer.returnValue(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):
|
||||
waiters = self.waiting_for_join_list.get((user.to_string(), room_id), [])
|
||||
|
@ -130,7 +130,13 @@ class StateHandler(object):
|
||||
defer.returnValue(is_new)
|
||||
|
||||
@defer.inlineCallbacks
|
||||
def annotate_state_groups(self, event):
|
||||
def annotate_state_groups(self, event, state=None):
|
||||
if state:
|
||||
event.state_group = None
|
||||
event.old_state_events = None
|
||||
event.state_events = state
|
||||
return
|
||||
|
||||
state_groups = yield self.store.get_state_groups(
|
||||
event.prev_events
|
||||
)
|
||||
@ -177,7 +183,7 @@ class StateHandler(object):
|
||||
new_powers_deferreds = []
|
||||
for e in curr_events:
|
||||
new_powers_deferreds.append(
|
||||
self.store.get_power_level(e.context, e.user_id)
|
||||
self.store.get_power_level(e.room_id, e.user_id)
|
||||
)
|
||||
|
||||
new_powers = yield defer.gatherResults(
|
||||
|
Loading…
Reference in New Issue
Block a user