diff options
Diffstat (limited to 'synapse/federation/federation_base.py')
| -rw-r--r-- | synapse/federation/federation_base.py | 39 |
1 files changed, 24 insertions, 15 deletions
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 = ( |