{"record":{"id":"645b817183088ecc","repo":"GoogleContainerTools/skaffold","slug":"validating-upgraded-config-w","errorCode":null,"errorMessage":"validating upgraded config: %w","messagePattern":"validating upgraded config: %w","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/skaffold/app/cmd/fix.go","lineNumber":114,"sourceCode":"\t}\n\n\t// TODO(dgageot): We should be able run validations on any schema version\n\t// but that's not the case. They can only run on the latest version for now.\n\tif toVersion == latest.Version {\n\t\tvar cfgs parser.SkaffoldConfigSet\n\t\tfor _, cfg := range upgraded {\n\t\t\tcpCfg := latest.NewSkaffoldConfig()\n\t\t\tif err = util2.DeepCopy(cpCfg, cfg); err != nil {\n\t\t\t\tcpCfg = cfg\n\t\t\t}\n\t\t\tdefaults.Set(cpCfg.(*latest.SkaffoldConfig))\n\t\t\tcfgs = append(cfgs, &parser.SkaffoldConfigEntry{\n\t\t\t\tSkaffoldConfig: cpCfg.(*latest.SkaffoldConfig),\n\t\t\t\tSourceFile:     configFile,\n\t\t\t\tIsRootConfig:   true})\n\t\t}\n\t\tif err := validation.Process(cfgs, validation.GetValidationOpts(opts)); err != nil {\n\t\t\treturn fmt.Errorf(\"validating upgraded config: %w\", err)\n\t\t}\n\t}\n\tnewCfg, err := yaml.MarshalWithSeparator(upgraded)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"marshaling new config: %w\", err)\n\t}\n\tif outFile != \"\" {\n\t\tvar writeErr error\n\t\tif overwrite {\n\t\t\toldCfg, readErr := os.ReadFile(configFile)\n\t\t\tif readErr != nil {\n\t\t\t\treturn fmt.Errorf(\"reading config file: %w\", readErr)\n\t\t\t}\n\t\t\tnewFile := fmt.Sprintf(\"%s.v2\", outFile)\n\n\t\t\twriteErr = os.WriteFile(newFile, oldCfg, 0644)\n\t\t\tif writeErr == nil {\n\t\t\t\toutput.Default.Fprintln(out, \"Backed up previous skaffold.yaml at \", newFile)","sourceCodeStart":96,"sourceCodeEnd":132,"githubUrl":"https://github.com/GoogleContainerTools/skaffold/blob/a1189de023efc32d4b8e11f395acc678aa555011/cmd/skaffold/app/cmd/fix.go#L96-L132","documentation":"The `skaffold fix` command upgrades an old skaffold.yaml to a newer schema version. After rewriting the config, it runs skaffold's own validation engine (`validation.Process`) over the upgraded configs; if any rule fails, this wrapper attaches the validation report to the message 'validating upgraded config'. It means the upgrade produced a config that parses but violates schema/semantic rules, so fix refuses to emit it.","triggerScenarios":"Running `skaffold fix` (or `skaffold fix --overwrite`) on a v1/v2 skaffold.yaml where the upgraded config fails validation.Process — e.g. an artifact references an unknown build type, required fields were dropped during upgrade, or profiles contain invalid fields.","commonSituations":"Upgrading configs from very old skaffold versions whose fields have no direct mapping to the target version; hand-edited configs with subtle schema mistakes; upgrading across multiple major schema versions at once.","solutions":["Read the wrapped validation error output — it lists the exact failing paths/fields in the upgraded config.","Fix the offending fields in the source skaffold.yaml and re-run `skaffold fix`.","Run `skaffold fix --overwrite=false` and inspect the proposed output instead of overwriting directly.","Try upgrading one version at a time (fix with `--to-version`) rather than jumping multiple schema versions."],"exampleFix":"// before: v1 config with a field that no longer validates after upgrade\nbuild:\n  tagPolicy: sha256\n// after: corrected field for the target schema\nbuild:\n  tagPolicy:\n    sha256: {}\n","handlingStrategy":"validation","validationCode":"// Before relying on `skaffold fix` output, validate the source config\nconst out = execFileSync('skaffold', ['fix', '--output', '/tmp/fixed.yaml', '-f', 'skaffold.yaml']);\nconst diag = execFileSync('skaffold', ['diagnose', '-f', '/tmp/fixed.yaml'], {encoding: 'utf8'});\nif (diag.includes('Error') || diag.includes('invalid')) throw new Error('upgraded config failed validation; inspect /tmp/fixed.yaml');","typeGuard":null,"tryCatchPattern":"try {\n  execFileSync('skaffold', ['fix', '--overwrite', '-f', 'skaffold.yaml'], {stdio: 'pipe'});\n} catch (e) {\n  const msg = e.stderr?.toString() ?? '';\n  if (msg.includes('validating upgraded config')) {\n    console.error('Upgrade produced an invalid config:', msg);\n    // fall back to manual config edit\n  } else throw e;\n}","preventionTips":["Keep skaffold.yaml close to the current schema version; run `skaffold fix` after each skaffold upgrade instead of skipping versions.","Run `skaffold diagnose` before and after fixing to catch schema issues.","Never hand-edit reserved schema fields that fix translates; let fix own the upgrade.","Use `--output` first and diff the result before any `--overwrite`."],"tags":["skaffold","config","validation","yaml"],"backgroundTag":"schema-validation-failed","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"}