{"record":{"id":"60ce4820091b2b18","repo":"dgraph-io/dgraph","slug":"while-trying-to-parse-secrets-from-schema-file","errorCode":null,"errorMessage":"while trying to parse secrets from schema file","messagePattern":"while trying to parse secrets from schema file","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"graphql/schema/schemagen.go","lineNumber":260,"sourceCode":"\t\t\tif len(parts) < 4 {\n\t\t\t\treturn nil, errors.Errorf(\"incorrect format for specifying Dgraph secret found for \"+\n\t\t\t\t\t\"comment: `%s`, it should be `# Dgraph.Secret key value`\", text)\n\t\t\t}\n\t\t\tval := strings.Join(parts[3:], \" \")\n\t\t\tif strings.Count(val, `\"`) != 2 || val[0] != doubleQuotesCode || val[len(val)-1] != doubleQuotesCode {\n\t\t\t\treturn nil, errors.Errorf(\"incorrect format for specifying Dgraph secret found for \"+\n\t\t\t\t\t\"comment: `%s`, it should be `# Dgraph.Secret key value`\", text)\n\t\t\t}\n\n\t\t\tval = strings.Trim(val, `\"`)\n\t\t\tkey := strings.Trim(parts[2], `\"`)\n\t\t\t// lets obfuscate the value of the secrets from here on.\n\t\t\tschMetaInfo.secrets[key] = x.Sensitive(val)\n\t\t}\n\t}\n\n\tif err = scanner.Err(); err != nil {\n\t\treturn nil, errors.Wrapf(err, \"while trying to parse secrets from schema file\")\n\t}\n\n\tif authSecret != \"\" {\n\t\tschMetaInfo.authMeta, err = authorization.ParseAuthMeta(authSecret)\n\t\tif err != nil {\n\t\t\treturn nil, err\n\t\t}\n\t}\n\n\treturn schMetaInfo, nil\n}\n\n// NewHandler processes the input schema. If there are no errors, it returns\n// a valid Handler, otherwise it returns nil and an error.\nfunc NewHandler(input string, apolloServiceQuery bool) (Handler, error) {\n\tif input == \"\" {\n\t\treturn nil, gqlerror.Errorf(\"No schema specified\")\n\t}","sourceCodeStart":242,"sourceCodeEnd":278,"githubUrl":"https://github.com/dgraph-io/dgraph/blob/759e242be62c91f8d084da06ad0c8d21256d9c07/graphql/schema/schemagen.go#L242-L278","documentation":"While scanning the GraphQL schema line by line for Dgraph.Secret comments, the underlying bufio.Scanner returned a non-EOF error (e.g. I/O failure reading the schema). parseMetaInfo wraps it with this message.","triggerScenarios":"NewHandler where reading the schema input stream fails mid-scan — disk I/O error, closed reader, or a Reader returning an error other than io.EOF.","commonSituations":"Reading schema from a file that becomes unreadable mid-read; a custom io.Reader implementation erroring; network/piped input interrupted.","solutions":["Check the wrapped `err` in the message for the root I/O cause","Verify the schema file/reader is readable and not closed","Re-read the schema or retry the handler creation after fixing I/O"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":"f, err := os.Open(schemaPath)\nif err != nil { /* fail fast before NewHandler */ }","typeGuard":null,"tryCatchPattern":"info, err := graphql.NewHandler(...)\nif err != nil {\n\tif strings.Contains(err.Error(), \"while trying to parse secrets\") {\n\t\tlog.Errorf(\"schema I/O failed: %v\", err) // inspect wrapped cause\n\t}\n\treturn err\n}","preventionTips":["Verify schema file permissions and reader liveness before NewHandler","Avoid custom io.Reader wrappers that can error mid-read; use stable sources","Log the wrapped cause — it names the underlying I/O failure"],"tags":["graphql","io","schema"],"backgroundTag":"schema-file-read-failure","analyzedSha":"759e242be62c91f8d084da06ad0c8d21256d9c07","analyzedAt":"2026-09-01T14:42:12.034Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}