OpenCloud
/
MatrixSynapse
mirror of https://github.com/matrix-org/synapse
1
0
Fork 0
Code Issues Releases Wiki Activity

do the discard check in the right place to avoid grabbing dependent events

pull/1689/merge
Matthew 2017-01-07 03:44:11 +00:00
parent 6515b9c0d4
commit 4304e7e593
1 changed files with 20 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
synapse/federation/federation_server.py
View File

@ -144,6 +144,26 @@ class FederationServer(FederationBase):
results = []
for pdu in pdu_list:
# check that it's actually being sent from a valid destination to
# workaround bug #1753 in 0.18.5 and 0.18.6
if transaction.origin != get_domain_from_id(pdu.event_id):
if not (
pdu.type == 'm.room.member' and
pdu.content and
pdu.content.get("membership", None) == 'join' and
self.hs.is_mine_id(pdu.state_key)
):
logger.info(
"Discarding PDU %s from invalid origin %s",
pdu.event_id, transaction.origin
)
continue
else:
logger.info(
"Accepting join PDU %s from %s",
pdu.event_id, transaction.origin
)
try:
yield self._handle_new_pdu(transaction.origin, pdu)
results.append({})
@ -477,26 +497,6 @@ class FederationServer(FederationBase):
@log_function
def _handle_new_pdu(self, origin, pdu, get_missing=True):
# check that it's actually being sent from a valid destination to
# workaround bug #1753 in 0.18.5 and 0.18.6
if origin != get_domain_from_id(pdu.event_id):
if not (
pdu.type == 'm.room.member' and
pdu.content and
pdu.content.get("membership", None) == 'join' and
self.hs.is_mine_id(pdu.state_key)
):
logger.info(
"Discarding PDU %s from invalid origin %s",
pdu.event_id, origin
)
return
else:
logger.info(
"Accepting join PDU %s from %s",
pdu.event_id, origin
)
# We reprocess pdus when we have seen them only as outliers
existing = yield self._get_persisted_pdu(
origin, pdu.event_id, do_auth=False