diff options
Diffstat (limited to 'synapse/handlers/message.py')
| -rw-r--r-- | synapse/handlers/message.py | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index 23502eda70..b793fc4df7 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -22,7 +22,7 @@ import six from twisted.internet import defer, reactor from twisted.python.failure import Failure -from synapse.api.constants import EventTypes, Membership +from synapse.api.constants import EventTypes, Membership, MAX_DEPTH from synapse.api.errors import AuthError, Codes, SynapseError from synapse.crypto.event_signing import add_hashes_and_signatures from synapse.events.utils import serialize_event @@ -625,6 +625,10 @@ class EventCreationHandler(object): if prev_events_and_hashes: depth = max([d for _, _, d in prev_events_and_hashes]) + 1 + # we cap depth of generated events, to ensure that they are not + # rejected by other servers (and so that they can be persisted in + # the db) + depth = min(depth, MAX_DEPTH) else: depth = 1 |