diff --git a/synapse/federation/federation_base.py b/synapse/federation/federation_base.py
index 4b38f7c759..b541913d82 100644
--- a/synapse/federation/federation_base.py
+++ b/synapse/federation/federation_base.py
@@ -223,9 +223,6 @@ def _check_sigs_on_pdus(keyring, room_version, pdus):
the signatures are valid, or fail (with a SynapseError) if not.
"""
- # (currently this is written assuming the v1 room structure; we'll probably want a
- # separate function for checking v2 rooms)
-
# we want to check that the event is signed by:
#
# (a) the sender's server
@@ -257,6 +254,10 @@ def _check_sigs_on_pdus(keyring, room_version, pdus):
for p in pdus
]
+ v = KNOWN_ROOM_VERSIONS.get(room_version)
+ if not v:
+ raise RuntimeError("Unrecognized room version %s" % (room_version,))
+
# First we check that the sender event is signed by the sender's domain
# (except if its a 3pid invite, in which case it may be sent by any server)
pdus_to_check_sender = [
@@ -264,10 +265,16 @@ def _check_sigs_on_pdus(keyring, room_version, pdus):
if not _is_invite_via_3pid(p.pdu)
]
- more_deferreds = keyring.verify_json_objects_for_server([
- (p.sender_domain, p.redacted_pdu_json, 0)
- for p in pdus_to_check_sender
- ])
+ more_deferreds = keyring.verify_json_objects_for_server(
+ [
+ (
+ p.sender_domain,
+ p.redacted_pdu_json,
+ p.pdu.origin_server_ts if v.enforce_key_validity else 0,
+ )
+ for p in pdus_to_check_sender
+ ]
+ )
def sender_err(e, pdu_to_check):
errmsg = "event id %s: unable to verify signature for sender %s: %s" % (
@@ -287,20 +294,22 @@ def _check_sigs_on_pdus(keyring, room_version, pdus):
# event id's domain (normally only the case for joins/leaves), and add additional
# checks. Only do this if the room version has a concept of event ID domain
# (ie, the room version uses old-style non-hash event IDs).
- v = KNOWN_ROOM_VERSIONS.get(room_version)
- if not v:
- raise RuntimeError("Unrecognized room version %s" % (room_version,))
-
if v.event_format == EventFormatVersions.V1:
pdus_to_check_event_id = [
p for p in pdus_to_check
if p.sender_domain != get_domain_from_id(p.pdu.event_id)
]
- more_deferreds = keyring.verify_json_objects_for_server([
- (get_domain_from_id(p.pdu.event_id), p.redacted_pdu_json, 0)
- for p in pdus_to_check_event_id
- ])
+ more_deferreds = keyring.verify_json_objects_for_server(
+ [
+ (
+ get_domain_from_id(p.pdu.event_id),
+ p.redacted_pdu_json,
+ p.pdu.origin_server_ts if v.enforce_key_validity else 0,
+ )
+ for p in pdus_to_check_event_id
+ ]
+ )
def event_err(e, pdu_to_check):
errmsg = (
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