{"record":{"id":"2dfe4f1ea3a8d8fa","repo":"kataras/iris","slug":"auth-configuration-w","errorCode":null,"errorMessage":"auth: configuration: %w","messagePattern":"auth: configuration: %w","errorType":"error_code","errorClass":null,"httpStatus":null,"severity":"error","filePath":"auth/configuration.go","lineNumber":79,"sourceCode":"\t\t// 16, 24, or 32 bytes to select AES-128, AES-192, or AES-256.\n\t\tBlock string `json:\"block\" yaml:\"Block\" toml:\"Block\" ini:\"block\"`\n\t}\n)\n\nfunc (c *Configuration) validate() (jwt.Keys, error) {\n\tif len(c.Headers) == 0 {\n\t\treturn nil, fmt.Errorf(\"auth: configuration: headers slice is empty\")\n\t}\n\n\tif c.Cookie.Name != \"\" {\n\t\tif c.Cookie.Hash == \"\" || c.Cookie.Block == \"\" {\n\t\t\treturn nil, fmt.Errorf(\"auth: configuration: cookie block and cookie hash are required for security reasons when cookie is used\")\n\t\t}\n\t}\n\n\tkeys, err := c.Keys.Load()\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"auth: configuration: %w\", err)\n\t}\n\n\tif _, ok := keys[KIDAccess]; !ok {\n\t\treturn nil, fmt.Errorf(\"auth: configuration: %s access token is missing from the configuration\", KIDAccess)\n\t}\n\n\t// Let's keep refresh optional.\n\t// if _, ok := keys[KIDRefresh]; !ok {\n\t// \treturn nil, fmt.Errorf(\"auth: configuration: %s refresh token is missing from the configuration\", KIDRefresh)\n\t// }\n\treturn keys, nil\n}\n\n// BindRandom binds the \"c\" configuration to random values for keys and cookie security.\n// Keys will not be persisted between restarts,\n// a more persistent storage should be considered for production applications,\n// see BindFile method and LoadConfiguration/MustLoadConfiguration package-level functions.\nfunc (c *Configuration) BindRandom() error {","sourceCodeStart":61,"sourceCodeEnd":97,"githubUrl":"https://github.com/kataras/iris/blob/7bedaf55a0b64bbb2248a5845a2c60d81a30996a/auth/configuration.go#L61-L97","documentation":"Configuration.validate() wraps any error returned by c.Keys.Load() with the 'auth: configuration:' prefix. The configured keys source (static map, file, or remote provider) failed to load, so the auth instance cannot be built.","triggerScenarios":"auth.New → Configuration.validate → Keys.Load() returns an error: missing key file, unreadable path, invalid key encoding, or a remote key provider network failure.","commonSituations":"Wrong path to a keys file in deployment; secrets volume not mounted in a container; a key file with invalid base64/PEM; environment variable backing the keys source unset in the new environment.","solutions":["Inspect the wrapped %w error from Keys.Load() for the root cause","Verify the keys file/path/env vars exist and are readable by the process","Validate key encoding (PEM/base64) matches what the Keys provider expects","In containers, confirm the secrets volume is mounted before app start"],"exampleFix":"// before\nKeys: auth.KeysConfiguration{ File: \"/etc/secrets/keys.yaml\" } // file not mounted\n// after\nif _, err := os.Stat(\"/etc/secrets/keys.yaml\"); err != nil { log.Fatal(\"keys file missing: \", err) }\nKeys: auth.KeysConfiguration{ File: \"/etc/secrets/keys.yaml\" }","handlingStrategy":"validation","validationCode":"if _, err := os.Stat(keysFilePath); err != nil {\n    return fmt.Errorf(\"keys source unavailable before auth.New: %w\", err)\n}","typeGuard":null,"tryCatchPattern":"_, err := auth.New(cfg)\nif err != nil {\n    var pathErr *fs.PathError\n    if errors.As(err, &pathErr) { log.Fatalf(\"keys file unreadable: %v\", pathErr) }\n    log.Fatalf(\"auth configuration invalid: %v\", err)\n}","preventionTips":["Check that secrets files/env vars exist before calling auth.New at startup","Mount secrets volumes in containers before the app process starts","Validate key file encoding in CI with a dry-run load","Log only the wrapped root cause, never key contents"],"tags":["configuration","keys","startup","validation"],"backgroundTag":"key-load-failed","analyzedSha":"7bedaf55a0b64bbb2248a5845a2c60d81a30996a","analyzedAt":"2026-08-30T20:38:16.250Z","schemaVersion":2},"datasetVersion":"2026-08-30T23:17:21.991Z"}