pubsub/WARN/2023_006

Push delivery requests for push subscriptions are not failing.

Product: Cloud Pub/Sub
Rule class: WARN - Something that is possibly wrong

Description

For any push subscription, delivery to the endpoint should return an ack response for successfully processed messages.

Remediation

For push subscriptions the error code returned by the endpoint if it’s not listed in the ack http status codes, and resolve the occuring issue. Logging within the endpoint system may help in debugging the processing error.

For export subscriptions, attach a dead-letter topic and subscription, pull from this dead-letter subscription and check the attributes of the resulting messages for the processing error.

Further information

Properties of a push subscription Handling delivery failures