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6 posts on DevOps, SRE, and cloud infrastructure.

All debugging 4 kubernetes 3 cloudflare 2 nextjs 2 frontend 1 seo 1 istio 1 envoy 1 traffic-management 1 aws 1 eks 1 karpenter 1 argocd 1 gcp 1 kafka 1 networking 1

03 · 22

VirtualService Routing Fails After EnvoyFilter Injects a Header

In Istio, headers added by EnvoyFilter do not affect VirtualService matches: Envoy resolves routes before HTTP filters run. Use ClearRouteCache or change the design.

#istio #debugging #envoy

5 min