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Change the way we get missing auth and state events

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This commit is contained in:
Erik Johnston 2014-11-27 14:31:43 +00:00
parent b8849c8cbf
commit 07699b5871
2 changed files with 106 additions and 44 deletions
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73
synapse/federation/replication.py
View File

@ -281,6 +281,22 @@ class ReplicationLayer(object):
defer.returnValue(pdus)
@defer.inlineCallbacks
@log_function
def get_event_auth(self, destination, context, event_id):
res = yield self.transport_layer.get_event_auth(
destination, context, event_id,
)
auth_chain = [
self.event_from_pdu_json(p, outlier=True)
for p in res["auth_chain"]
]
auth_chain.sort(key=lambda e: e.depth)
defer.returnValue(auth_chain)
@defer.inlineCallbacks
@log_function
def on_backfill_request(self, origin, context, versions, limit):
@ -549,34 +565,34 @@ class ReplicationLayer(object):
state = None
# We need to make sure we have all the auth events.
for e_id, _ in pdu.auth_events:
exists = yield self._get_persisted_pdu(
origin,
e_id,
do_auth=False
)
if not exists:
try:
logger.debug(
"_handle_new_pdu fetch missing auth event %s from %s",
e_id,
origin,
)
yield self.get_pdu(
origin,
event_id=e_id,
outlier=True,
)
logger.debug("Processed pdu %s", e_id)
except:
logger.warn(
"Failed to get auth event %s from %s",
e_id,
origin
)
# for e_id, _ in pdu.auth_events:
# exists = yield self._get_persisted_pdu(
# origin,
# e_id,
# do_auth=False
# )
#
# if not exists:
# try:
# logger.debug(
# "_handle_new_pdu fetch missing auth event %s from %s",
# e_id,
# origin,
# )
#
# yield self.get_pdu(
# origin,
# event_id=e_id,
# outlier=True,
# )
#
# logger.debug("Processed pdu %s", e_id)
# except:
# logger.warn(
# "Failed to get auth event %s from %s",
# e_id,
# origin
# )
# Get missing pdus if necessary.
if not pdu.outlier:
@ -626,6 +642,7 @@ class ReplicationLayer(object):
if not backfilled:
ret = yield self.handler.on_receive_pdu(
origin,
pdu,
backfilled=backfilled,
state=state,

77
synapse/handlers/federation.py
View File

@ -101,7 +101,7 @@ class FederationHandler(BaseHandler):
@log_function
@defer.inlineCallbacks
def on_receive_pdu(self, pdu, backfilled, state=None):
def on_receive_pdu(self, origin, pdu, backfilled, state=None):
""" Called by the ReplicationLayer when we have a new pdu. We need to
do auth checks and put it through the StateHandler.
"""
@ -149,14 +149,47 @@ class FederationHandler(BaseHandler):
# FIXME (erikj): Awful hack to make the case where we are not currently
# in the room work
current_state = None
if state:
is_in_room = yield self.auth.check_host_in_room(
event.room_id,
self.server_name
is_in_room = yield self.auth.check_host_in_room(
event.room_id,
self.server_name
)
if not is_in_room:
logger.debug("Got event for room we're not in.")
replication_layer = self.replication_layer
auth_chain = yield replication_layer.get_event_auth(
origin,
context=event.room_id,
event_id=event.event_id,
)
if not is_in_room:
logger.debug("Got event for room we're not in.")
current_state = state
current_state = yield replication_layer.get_state_for_context(
origin,
context=event.room_id,
event_id=event.event_id,
)
for e in auth_chain:
e.outlier = True
try:
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(e)
except:
logger.exception(
"Failed to parse auth event %s",
e.event_id,
)
for e in current_state:
e.outlier = True
try:
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(e)
except:
logger.exception(
"Failed to parse state event %s",
e.event_id,
)
try:
yield self._handle_new_event(
@ -328,18 +361,30 @@ class FederationHandler(BaseHandler):
for e in auth_chain:
e.outlier = True
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(
e, extra_users=[joinee]
)
try:
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(
e, extra_users=[joinee]
)
except:
logger.exception(
"Failed to parse auth event %s",
e.event_id,
)
for e in state:
# FIXME: Auth these.
e.outlier = True
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(
e, extra_users=[joinee]
)
try:
yield self._handle_new_event(e)
yield self.notifier.on_new_room_event(
e, extra_users=[joinee]
)
except:
logger.exception(
"Failed to parse state event %s",
e.event_id,
)
yield self._handle_new_event(
event,