{"record":{"id":"43dde8c1bcfbd2b9","repo":"GoogleContainerTools/skaffold","slug":"failed-determining-google-cloud-storage-remote-cac","errorCode":null,"errorMessage":"failed determining Google Cloud Storage remote cache directory for %q: %w","messagePattern":"failed determining Google Cloud Storage remote cache directory for %q: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/skaffold/gcs/gsutil.go","lineNumber":90,"sourceCode":"\ntype gscClient interface {\n\t// Downloads the content that match the given src uri and subfolders.\n\tDownloadRecursive(ctx context.Context, src, dst string) error\n}\n\n// SyncObjects syncs the target Google Cloud Storage objects with skaffold's local cache and returns the local path to the objects.\nfunc SyncObjects(ctx context.Context, g latest.GoogleCloudStorageInfo, opts config.SkaffoldOptions) (string, error) {\n\tremoteCacheDir, err := config.GetRemoteCacheDir(opts)\n\tif err != nil {\n\t\treturn \"\", fmt.Errorf(\"failed determining remote cache directory: %w\", err)\n\t}\n\tif err := os.MkdirAll(remoteCacheDir, 0700); err != nil {\n\t\treturn \"\", fmt.Errorf(\"failed creating remote cache directory: %w\", err)\n\t}\n\n\tsourceDir, err := getPerSourceDir(g)\n\tif err != nil {\n\t\treturn \"\", fmt.Errorf(\"failed determining Google Cloud Storage remote cache directory for %q: %w\", g.Source, err)\n\t}\n\tcacheDir := filepath.Join(remoteCacheDir, sourceDir)\n\tif _, err := os.Stat(cacheDir); os.IsNotExist(err) {\n\t\t// If cache doesn't exist and cloning is disabled then we can't move forward.\n\t\tif opts.SyncRemoteCache.CloneDisabled() {\n\t\t\treturn \"\", syncDisabledErr(g, cacheDir)\n\t\t}\n\t\t// The subdirectory needs to exist to work with gsutil.\n\t\tif err := os.MkdirAll(cacheDir, 0700); err != nil {\n\t\t\treturn \"\", fmt.Errorf(\"failed creating Google Cloud Storage cache directory for %q: %w\", g.Source, err)\n\t\t}\n\t} else {\n\t\t// If sync property is false then skip fetching latest object from remote storage.\n\t\tif g.Sync != nil && !*g.Sync {\n\t\t\treturn cacheDir, nil\n\t\t}\n\t\t// If sync is turned off via flag `--sync-remote-cache` then skip fetching latest object from remote storage.\n\t\tif opts.SyncRemoteCache.FetchDisabled() {","sourceCodeStart":72,"sourceCodeEnd":108,"githubUrl":"https://github.com/GoogleContainerTools/skaffold/blob/a1189de023efc32d4b8e11f395acc678aa555011/pkg/skaffold/gcs/gsutil.go#L72-L108","documentation":"SyncObjects wraps a failure from getPerSourceDir(g), which derives the per-source subdirectory name from the configured GCS source (g.Source). If the source string cannot be parsed/normalized into a cache directory component, syncing cannot proceed. The %q verb logs the offending source value and %w preserves the cause.","triggerScenarios":"Calling SyncObjects with a GoogleCloudStorageInfo.Source that getPerSourceDir cannot handle: empty Source, malformed gs:// URL, or a source form the function's parsing doesn't expect.","commonSituations":"skaffold.yaml gcs.cache.syncSource / source field left empty or misspelled; hand-edited gs:// URL with typos or extra path segments; config schema differences across skaffold versions changing what Source should contain.","solutions":["Inspect the quoted %q value in the error to see what Source was actually configured","Fix the Source in skaffold.yaml to a valid gs:// bucket/path URL","Ensure the Source field is non-empty and matches the schema of your skaffold version","Test the URL with `gsutil ls <source>` to confirm it is a valid GCS path"],"exampleFix":"// before\ngcs:\n  cache:\n    source: \"storage.googleapis.com/my-bucket\"\n// after\ngcs:\n  cache:\n    source: \"gs://my-bucket/path\"","handlingStrategy":"validation","validationCode":"// validate the GCS source before calling SyncObjects\nif gcsInfo.Source == \"\" {\n\treturn errors.New(\"gcs.cache.source must be set in skaffold.yaml\")\n}\nif !strings.HasPrefix(gcsInfo.Source, \"gs://\") {\n\treturn fmt.Errorf(\"gcs source must start with gs://, got %q\", gcsInfo.Source)\n}","typeGuard":"func isValidGCSSource(src string) bool {\n\tu, err := url.Parse(src)\n\treturn err == nil && u.Scheme == \"gs\" && strings.TrimPrefix(u.Path, \"/\") != \"\"\n}","tryCatchPattern":"localPath, err := gcs.SyncObjects(ctx, gcsInfo, opts)\nif err != nil {\n\tif strings.Contains(err.Error(), \"failed determining Google Cloud Storage remote cache directory\") {\n\t\tlog.Errorf(\"check gcs cache 'source' value in skaffold.yaml (got %q)\", gcsInfo.Source)\n\t}\n\treturn err\n}","preventionTips":["Always specify source as a full gs://bucket/path URL in skaffold.yaml","Never leave the gcs cache source field empty when sync is enabled","Validate the source exists with `gsutil ls` before syncing","Keep the Source field format consistent with your skaffold version's docs","Enable --verbosity=debug to see the exact parsed value"],"tags":["gcs","config","cache","url-parsing","go"],"backgroundTag":"invalid-gcs-url","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"}