ArgoCD 3.3 PreDelete Hook — Making GitOps Deletion a Safe Lifecycle

📰 Dev.to · daniel jeong

Learn how ArgoCD 3.3's PreDelete Hook makes GitOps deletion a safe lifecycle step, and how to migrate to this new version

intermediate Published 28 Mar 2026
Action Steps
  1. Upgrade to ArgoCD 3.3 to use the PreDelete Hook feature
  2. Configure the PreDelete Hook to execute custom scripts before deletion
  3. Test the PreDelete Hook with a sample application to ensure it works as expected
  4. Migrate existing workflows to use the PreDelete Hook for safer deletion operations
  5. Monitor and debug the PreDelete Hook using ArgoCD's logging and auditing features
Who Needs to Know This

DevOps engineers and developers who use ArgoCD for GitOps will benefit from this new feature, as it improves the safety and reliability of deletion operations

Key Insight

💡 ArgoCD 3.3's PreDelete Hook allows for custom scripts to run before deletion, making GitOps deletion a safer and more reliable process

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🚀 ArgoCD 3.3 introduces PreDelete Hook for safer GitOps deletion! 🚀

Key Takeaways

Learn how ArgoCD 3.3's PreDelete Hook makes GitOps deletion a safe lifecycle step, and how to migrate to this new version

Full Article

ArgoCD 3.3이 PreDelete Hook을 도입해 GitOps 삭제 작업을 안전한 라이프사이클 단계로 전환했습니다. OIDC 백그라운드 토큰 갱신, Shallow Git Cloning 등 실무 운영 개선사항과 함께 마이그레이션 방법을 정리합니다.
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