forked from MirrorHub/synapse
Merge pull request #1090 from matrix-org/erikj/transaction_queue_check
Fix tightloop on sending transaction
This commit is contained in:
Erik Johnston
GitHub
commit
0b6b999e7b
1 changed files with 132 additions and 120 deletions
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@ -209,11 +209,13 @@ class TransactionQueue(object):
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)
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return
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yield self._send_new_transaction(
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success = yield self._send_new_transaction(
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destination, pending_pdus, pending_edus, pending_failures,
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device_stream_id,
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should_delete_from_device_stream=bool(device_message_edus)
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)
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if not success:
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break
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finally:
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# We want to be *very* sure we delete this after we stop processing
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self.pending_transactions.pop(destination, None)
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@ -242,143 +244,153 @@ class TransactionQueue(object):
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pending_failures, device_stream_id,
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should_delete_from_device_stream):
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# Sort based on the order field
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pending_pdus.sort(key=lambda t: t[1])
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pdus = [x[0] for x in pending_pdus]
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edus = pending_edus
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failures = [x.get_dict() for x in pending_failures]
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# Sort based on the order field
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pending_pdus.sort(key=lambda t: t[1])
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pdus = [x[0] for x in pending_pdus]
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edus = pending_edus
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failures = [x.get_dict() for x in pending_failures]
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try:
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logger.debug("TX [%s] _attempt_new_transaction", destination)
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success = True
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txn_id = str(self._next_txn_id)
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try:
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logger.debug("TX [%s] _attempt_new_transaction", destination)
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limiter = yield get_retry_limiter(
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destination,
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self.clock,
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self.store,
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)
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txn_id = str(self._next_txn_id)
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logger.debug(
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"TX [%s] {%s} Attempting new transaction"
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" (pdus: %d, edus: %d, failures: %d)",
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destination, txn_id,
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len(pdus),
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len(edus),
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len(failures)
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)
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limiter = yield get_retry_limiter(
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destination,
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self.clock,
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self.store,
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)
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logger.debug("TX [%s] Persisting transaction...", destination)
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logger.debug(
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"TX [%s] {%s} Attempting new transaction"
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" (pdus: %d, edus: %d, failures: %d)",
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destination, txn_id,
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len(pdus),
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len(edus),
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len(failures)
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)
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transaction = Transaction.create_new(
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origin_server_ts=int(self.clock.time_msec()),
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transaction_id=txn_id,
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origin=self.server_name,
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destination=destination,
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pdus=pdus,
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edus=edus,
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pdu_failures=failures,
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)
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logger.debug("TX [%s] Persisting transaction...", destination)
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self._next_txn_id += 1
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transaction = Transaction.create_new(
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origin_server_ts=int(self.clock.time_msec()),
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transaction_id=txn_id,
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origin=self.server_name,
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destination=destination,
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pdus=pdus,
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edus=edus,
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pdu_failures=failures,
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)
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yield self.transaction_actions.prepare_to_send(transaction)
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self._next_txn_id += 1
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logger.debug("TX [%s] Persisted transaction", destination)
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logger.info(
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"TX [%s] {%s} Sending transaction [%s],"
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" (PDUs: %d, EDUs: %d, failures: %d)",
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destination, txn_id,
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transaction.transaction_id,
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len(pdus),
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len(edus),
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len(failures),
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)
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yield self.transaction_actions.prepare_to_send(transaction)
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with limiter:
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# Actually send the transaction
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logger.debug("TX [%s] Persisted transaction", destination)
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logger.info(
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"TX [%s] {%s} Sending transaction [%s],"
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" (PDUs: %d, EDUs: %d, failures: %d)",
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destination, txn_id,
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transaction.transaction_id,
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len(pdus),
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len(edus),
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len(failures),
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)
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# FIXME (erikj): This is a bit of a hack to make the Pdu age
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# keys work
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def json_data_cb():
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data = transaction.get_dict()
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now = int(self.clock.time_msec())
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if "pdus" in data:
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for p in data["pdus"]:
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if "age_ts" in p:
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unsigned = p.setdefault("unsigned", {})
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unsigned["age"] = now - int(p["age_ts"])
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del p["age_ts"]
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return data
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with limiter:
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# Actually send the transaction
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try:
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response = yield self.transport_layer.send_transaction(
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transaction, json_data_cb
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)
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code = 200
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# FIXME (erikj): This is a bit of a hack to make the Pdu age
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# keys work
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def json_data_cb():
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data = transaction.get_dict()
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now = int(self.clock.time_msec())
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if "pdus" in data:
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for p in data["pdus"]:
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if "age_ts" in p:
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unsigned = p.setdefault("unsigned", {})
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unsigned["age"] = now - int(p["age_ts"])
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del p["age_ts"]
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return data
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if response:
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for e_id, r in response.get("pdus", {}).items():
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if "error" in r:
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logger.warn(
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"Transaction returned error for %s: %s",
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e_id, r,
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)
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except HttpResponseException as e:
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code = e.code
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response = e.response
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logger.info(
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"TX [%s] {%s} got %d response",
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destination, txn_id, code
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try:
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response = yield self.transport_layer.send_transaction(
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transaction, json_data_cb
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)
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code = 200
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logger.debug("TX [%s] Sent transaction", destination)
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logger.debug("TX [%s] Marking as delivered...", destination)
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if response:
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for e_id, r in response.get("pdus", {}).items():
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if "error" in r:
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logger.warn(
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"Transaction returned error for %s: %s",
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e_id, r,
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)
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except HttpResponseException as e:
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code = e.code
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response = e.response
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yield self.transaction_actions.delivered(
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transaction, code, response
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)
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logger.debug("TX [%s] Marked as delivered", destination)
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if code != 200:
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for p in pdus:
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logger.info(
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"Failed to send event %s to %s", p.event_id, destination
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)
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else:
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# Remove the acknowledged device messages from the database
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if should_delete_from_device_stream:
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yield self.store.delete_device_msgs_for_remote(
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destination, device_stream_id
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)
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self.last_device_stream_id_by_dest[destination] = device_stream_id
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except NotRetryingDestination:
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logger.info(
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"TX [%s] not ready for retry yet - "
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"dropping transaction for now",
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destination,
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)
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except RuntimeError as e:
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# We capture this here as there as nothing actually listens
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# for this finishing functions deferred.
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logger.warn(
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"TX [%s] Problem in _attempt_transaction: %s",
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destination,
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e,
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"TX [%s] {%s} got %d response",
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destination, txn_id, code
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)
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for p in pdus:
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logger.info("Failed to send event %s to %s", p.event_id, destination)
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except Exception as e:
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# We capture this here as there as nothing actually listens
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# for this finishing functions deferred.
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logger.warn(
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"TX [%s] Problem in _attempt_transaction: %s",
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destination,
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e,
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)
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logger.debug("TX [%s] Sent transaction", destination)
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logger.debug("TX [%s] Marking as delivered...", destination)
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yield self.transaction_actions.delivered(
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transaction, code, response
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)
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logger.debug("TX [%s] Marked as delivered", destination)
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if code != 200:
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for p in pdus:
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logger.info("Failed to send event %s to %s", p.event_id, destination)
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logger.info(
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"Failed to send event %s to %s", p.event_id, destination
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)
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success = False
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else:
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# Remove the acknowledged device messages from the database
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if should_delete_from_device_stream:
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yield self.store.delete_device_msgs_for_remote(
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destination, device_stream_id
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)
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self.last_device_stream_id_by_dest[destination] = device_stream_id
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except NotRetryingDestination:
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logger.info(
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"TX [%s] not ready for retry yet - "
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"dropping transaction for now",
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destination,
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)
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success = False
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except RuntimeError as e:
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# We capture this here as there as nothing actually listens
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# for this finishing functions deferred.
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logger.warn(
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"TX [%s] Problem in _attempt_transaction: %s",
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destination,
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e,
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)
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success = False
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for p in pdus:
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logger.info("Failed to send event %s to %s", p.event_id, destination)
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except Exception as e:
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# We capture this here as there as nothing actually listens
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# for this finishing functions deferred.
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logger.warn(
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"TX [%s] Problem in _attempt_transaction: %s",
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destination,
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e,
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)
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success = False
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for p in pdus:
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logger.info("Failed to send event %s to %s", p.event_id, destination)
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defer.returnValue(success)
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