diff options
Diffstat (limited to 'synapse/appservice')
| -rw-r--r-- | synapse/appservice/scheduler.py | 68 |
1 files changed, 39 insertions, 29 deletions
diff --git a/synapse/appservice/scheduler.py b/synapse/appservice/scheduler.py index 8a3a6a880f..59a870e271 100644 --- a/synapse/appservice/scheduler.py +++ b/synapse/appservice/scheduler.py @@ -120,19 +120,22 @@ class _TransactionController(object): @defer.inlineCallbacks def start_polling(self): - groups = self.event_grouper.drain_groups() - for service in groups: - txn = yield self.store.create_appservice_txn( - service=service, - events=groups[service] - ) - service_is_up = yield self._is_service_up(service) - if service_is_up: - sent = yield txn.send(self.as_api) - if sent: - txn.complete(self.store) - else: - self._start_recoverer(service) + try: + groups = self.event_grouper.drain_groups() + for service in groups: + txn = yield self.store.create_appservice_txn( + service=service, + events=groups[service] + ) + service_is_up = yield self._is_service_up(service) + if service_is_up: + sent = yield txn.send(self.as_api) + if sent: + txn.complete(self.store) + else: + self._start_recoverer(service) + except Exception as e: + logger.exception(e) self.clock.call_later(1, self.start_polling) @defer.inlineCallbacks @@ -200,25 +203,32 @@ class _Recoverer(object): def recover(self): self.clock.call_later((2 ** self.backoff_counter), self.retry) + def _backoff(self): + # cap the backoff to be around 18h => (2^16) = 65536 secs + if self.backoff_counter < 16: + self.backoff_counter += 1 + self.recover() + @defer.inlineCallbacks def retry(self): - txn = yield self.store.get_oldest_unsent_txn(self.service) - if txn: - logger.info("Retrying transaction %s for AS ID %s", - txn.id, txn.service.id) - sent = yield txn.send(self.as_api) - if sent: - yield txn.complete(self.store) - # reset the backoff counter and retry immediately - self.backoff_counter = 1 - yield self.retry() + try: + txn = yield self.store.get_oldest_unsent_txn(self.service) + if txn: + logger.info("Retrying transaction %s for AS ID %s", + txn.id, txn.service.id) + sent = yield txn.send(self.as_api) + if sent: + yield txn.complete(self.store) + # reset the backoff counter and retry immediately + self.backoff_counter = 1 + yield self.retry() + else: + self._backoff() else: - # cap the backoff to be around 18h => (2^16) = 65536 secs - if self.backoff_counter < 16: - self.backoff_counter += 1 - self.recover() - else: - self._set_service_recovered() + self._set_service_recovered() + except Exception as e: + logger.exception(e) + self._backoff() def _set_service_recovered(self): self.callback(self) |