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Merge branch 'develop' of github.com:matrix-org/synapse into erikj/redactions_eiah

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This commit is contained in:
Erik Johnston 2019-01-29 22:58:38 +00:00
commit 67b82f1336
9 changed files with 77 additions and 46 deletions
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12
synapse/event_auth.py
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@ -22,6 +22,7 @@ from unpaddedbase64 import decode_base64
from synapse.api.constants import (
KNOWN_ROOM_VERSIONS,
EventFormatVersions,
EventTypes,
JoinRules,
Membership,
@ -55,7 +56,6 @@ def check(room_version, event, auth_events, do_sig_check=True, do_size_check=Tru
if do_sig_check:
sender_domain = get_domain_from_id(event.sender)
event_id_domain = get_domain_from_id(event.event_id)
is_invite_via_3pid = (
event.type == EventTypes.Member
@ -72,9 +72,13 @@ def check(room_version, event, auth_events, do_sig_check=True, do_size_check=Tru
if not is_invite_via_3pid:
raise AuthError(403, "Event not signed by sender's server")
# Check the event_id's domain has signed the event
if not event.signatures.get(event_id_domain):
raise AuthError(403, "Event not signed by sending server")
if event.format_version in (EventFormatVersions.V1,):
# Only older room versions have event IDs to check.
event_id_domain = get_domain_from_id(event.event_id)
# Check the origin domain has signed the event
if not event.signatures.get(event_id_domain):
raise AuthError(403, "Event not signed by sending server")
if auth_events is None:
# Oh, we don't know what the state of the room was, so we