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Deploy Rollbacks: Upgrade Airflow and Deploy DAGs with Confidence

Blog post from Astronomer

Post Details
Company
Date Published
Author
David Koenitzer
Word Count
804
Company Posts That Month
5
Language
English
Hacker News Points
-
Post removed?
No
Summary

Deploy Rollbacks in Astro provide a safety net for upgrading and deploying changes to Airflow by allowing users to revert to previous deployment states, thus mitigating risks associated with new code deploys. These rollbacks offer a historical view of deploy states, including changes to DAGs, Airflow versions, and environment files, allowing users to restore a stable version if new deploys cause failures or data loss. While rollbacks can reverse changes within 30 days and ensure DAG consistency, they do not alter environment variables or resources, which need to be manually adjusted. Despite the rollback feature, it is recommended to conduct thorough local testing and advance changes through development or staging environments before reaching production to prevent potential disruptions. This feature is aimed at reducing the apprehension of deploying changes and enabling confident upgrades, ensuring that any issues can be swiftly corrected by reverting to a previous deploy.

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