{"record":{"id":"5c2130bf75974c3a","repo":"kubernetes/kops","slug":"getting-http-client-w-5c2130","errorCode":null,"errorMessage":"getting http client: %w","messagePattern":"getting http client: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/kops/validate_cluster.go","lineNumber":172,"sourceCode":"\n\tvar instanceGroups []kopsapi.InstanceGroup\n\tfor _, ig := range list.Items {\n\t\tinstanceGroups = append(instanceGroups, ig)\n\t\tklog.V(2).Infof(\"instance group: %#v\\n\\n\", ig.Spec)\n\t}\n\n\tif len(instanceGroups) == 0 {\n\t\treturn nil, fmt.Errorf(\"no InstanceGroup objects found\")\n\t}\n\n\trestConfig, err := f.RESTConfig(ctx, cluster, options.CreateKubecfgOptions)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"getting rest config: %w\", err)\n\t}\n\n\thttpClient, err := f.HTTPClient(restConfig)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"getting http client: %w\", err)\n\t}\n\n\tk8sClient, err := kubernetes.NewForConfigAndClient(restConfig, httpClient)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"building kubernetes client: %w\", err)\n\t}\n\n\ttimeout := time.Now().Add(options.wait)\n\n\tvalidator, err := validation.NewClusterValidator(cluster, cloud, list, options.filterInstanceGroups, options.filterPodsForValidation, options.MaxUnreadyNodes, restConfig, k8sClient)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"unexpected error creating validatior: %v\", err)\n\t}\n\n\tconsecutive := 0\n\tfor {\n\t\tif options.wait > 0 && time.Now().After(timeout) && consecutive == 0 {\n\t\t\treturn nil, fmt.Errorf(\"wait time exceeded during validation\")","sourceCodeStart":154,"sourceCodeEnd":190,"githubUrl":"https://github.com/kubernetes/kops/blob/4c8573c808a73d578c5eadc86d410646ea0b0d73/cmd/kops/validate_cluster.go#L154-L190","documentation":"Building the HTTP client used to reach the cluster's API server during validate cluster failed: the REST config was obtained, but wrapping it into a client (transport/authn setup) errored. Typically a malformed kubeconfig credential, an unsupported auth plugin, or broken system TLS configuration.","triggerScenarios":"Thrown at cmd/kops/validate_cluster.go:172 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Regenerate credentials with kops export kubeconfig and retry","Inspect the kubeconfig/REST config for invalid auth info, certificates, or exec credential plugins","Check that CA-bundle environment variables (e.g. SSL_CERT_FILE) are not breaking TLS setup"],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"4c8573c808a73d578c5eadc86d410646ea0b0d73","analyzedAt":"2026-09-05T04:13:19.212Z","contentChangedAt":"2026-09-05T04:13:19.212Z","schemaVersion":2},"datasetVersion":"2026-09-12T07:17:12.445Z"}