envoy

Kubernetes: testing pod communication directly from istio sidecar proxy

Once you introduce an istio sidecar proxy into your deployment, it becomes another point at which you might need to troubleshoot network connectivity to the primary container. Assuming you have deployed a pod with an app label “helloworld” in the default namespace listening on port 5000, you can use a command like the following to Kubernetes: testing pod communication directly from istio sidecar proxy