Mutating Registry Webhook
A Kubernetes mutating admission webhook that automatically rewrites container image references to use pull-through cache registries (like AWS ECR Pull Through Cache).
Description
This webhook intercepts Pod creation and update requests in your Kubernetes cluster and automatically rewrites container image references based on configurable rules. This is particularly useful when you want to:
Use AWS ECR Pull Through Cache to reduce external registry dependencies
Implement a corporate image proxy/cache
Redirect images from Docker Hub, GCR, Quay.io, or other registries to your internal registry
Apply different rules based on namespaces or pod labels
Features
🔄 Automatic image URL rewriting based on regex patterns
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