{"record":{"id":"d5414d8138b275b8","repo":"GoogleContainerTools/skaffold","slug":"getting-pod-forwarding-entry-w","errorCode":null,"errorMessage":"getting pod forwarding entry: %w","messagePattern":"getting pod forwarding entry: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/skaffold/kubernetes/portforward/pod_forwarder.go","lineNumber":127,"sourceCode":"\tp.podWatcher.Deregister(p.events)\n}\n\nfunc (p *WatchingPodForwarder) portForwardPod(ctx context.Context, pod *v1.Pod) error {\n\townerReference := topLevelOwnerKey(ctx, pod, p.kubeContext, pod.Kind)\n\tfor _, c := range pod.Spec.Containers {\n\t\tfor _, port := range p.containerPorts(pod, c) {\n\t\t\t// get current entry for this container\n\t\t\tresource := latest.PortForwardResource{\n\t\t\t\tType:      constants.Pod,\n\t\t\t\tName:      pod.Name,\n\t\t\t\tNamespace: pod.Namespace,\n\t\t\t\tPort:      schemautil.FromInt(int(port.ContainerPort)),\n\t\t\t\tAddress:   constants.DefaultPortForwardAddress,\n\t\t\t}\n\n\t\t\tentry, err := p.podForwardingEntry(pod.ResourceVersion, c.Name, port.Name, ownerReference, resource)\n\t\t\tif err != nil {\n\t\t\t\treturn fmt.Errorf(\"getting pod forwarding entry: %w\", err)\n\t\t\t}\n\t\t\tif entry.resource.Port.IntVal != entry.localPort {\n\t\t\t\toutput.Yellow.Fprintf(p.output, \"Forwarding container %s/%s to local port %d.\\n\", pod.Name, c.Name, entry.localPort)\n\t\t\t}\n\t\t\tif pe, ok := p.entryManager.forwardedResources.Load(entry.key()); ok {\n\t\t\t\tprevEntry := pe.(*portForwardEntry)\n\t\t\t\t// Check if this is a new generation of pod\n\t\t\t\tif entry.resourceVersion > prevEntry.resourceVersion {\n\t\t\t\t\tp.entryManager.Terminate(prevEntry)\n\t\t\t\t}\n\t\t\t}\n\t\t\tp.entryManager.forwardPortForwardEntry(ctx, p.output, entry)\n\t\t}\n\t}\n\treturn nil\n}\n\nfunc (p *WatchingPodForwarder) podForwardingEntry(resourceVersion, containerName, portName, ownerReference string, resource latest.PortForwardResource) (*portForwardEntry, error) {","sourceCodeStart":109,"sourceCodeEnd":145,"githubUrl":"https://github.com/GoogleContainerTools/skaffold/blob/a1189de023efc32d4b8e11f395acc678aa555011/pkg/skaffold/kubernetes/portforward/pod_forwarder.go#L109-L145","documentation":"WatchingPodForwarder.portForwardPod builds a PortForwardResource for each container port and calls podForwardingEntry to create or reuse a forwarding entry. The resource version string from the pod is converted internally; if that fails or the entry cannot be built, the error is wrapped as \"getting pod forwarding entry\". It indicates the pod's forwarding entry could not be constructed, aborting port-forward setup for that container.","triggerScenarios":"podForwardingEntry returns an error while portForwardPod iterates container ports of a pod being watched — typically strconv.Atoi failing on a malformed pod.ResourceVersion, or an entry-manager failure during Load/Store of the forwarded resource.","commonSituations":"Deploying to clusters or mock/informer setups where pod ResourceVersion is non-numeric or empty; corrupted pod state from an API-server or client-go version mismatch; races where a pod object is a partial/deleted stub when the forwarder processes it.","solutions":["Inspect the wrapped inner error to see whether strconv.Atoi failed on the resource version and log the pod's actual ResourceVersion value","Restart the affected pod so the API server issues a fresh numeric resourceVersion","Upgrade or align client-go / kubectl versions with the cluster's API server","Re-run skaffold dev; transient informer cache staleness often resolves on the next watch event"],"exampleFix":"// before (diagnostic)\nentry, err := p.podForwardingEntry(pod.ResourceVersion, c.Name, port.Name, ownerReference, resource)\n// after (guard against empty/non-numeric resourceVersion)\nrv := pod.ResourceVersion\nif rv == \"\" {\n    rv = \"0\"\n}\nentry, err := p.podForwardingEntry(rv, c.Name, port.Name, ownerReference, resource)","handlingStrategy":"try-catch","validationCode":"if pod.ResourceVersion == \"\" {\n    return fmt.Errorf(\"pod %s has empty resourceVersion; recreate pod\", pod.Name)\n}\nif _, err := strconv.Atoi(pod.ResourceVersion); err != nil {\n    return fmt.Errorf(\"pod %s resourceVersion %q not numeric\", pod.Name, pod.ResourceVersion)\n}","typeGuard":"func hasNumericResourceVersion(pod metav1.Object) bool {\n    _, err := strconv.Atoi(pod.GetResourceVersion())\n    return err == nil\n}","tryCatchPattern":"entry, err := p.podForwardingEntry(pod.ResourceVersion, c.Name, port.Name, ownerReference, resource)\nif err != nil {\n    log.Warnf(\"skipping port-forward for %s/%s: %v\", pod.Name, c.Name, err)\n    return nil // or retry on next watch event\n}","preventionTips":["Log pod.ResourceVersion before forwarding so failures are diagnosable","Keep client-go and cluster versions aligned","Recreate pods whose metadata looks incomplete rather than retrying blindly"],"tags":["kubernetes","port-forward","go"],"backgroundTag":"kubernetes-port-forward-entry-error","analyzedSha":"a1189de023efc32d4b8e11f395acc678aa555011","analyzedAt":"2026-09-05T12:09:27.064Z","contentChangedAt":"2026-09-05T12:09:27.064Z","schemaVersion":2},"datasetVersion":"2026-09-12T17:17:11.597Z"}