{"record":{"id":"4c4241af494aee13","repo":"gastownhall/beads","slug":"failed-to-read-gitignore-w-4c4241","errorCode":null,"errorMessage":"failed to read .gitignore: %w","messagePattern":"failed to read \\.gitignore: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/bd/init_stealth.go","lineNumber":178,"sourceCode":"\t}\n\treturn nil\n}\n\n// removeBeadsProjectGitignoreSection strips the bd-managed section from the tracked project-root\n// .gitignore at repoPath, reversing doctor.EnsureProjectGitignore. It removes only the header beads\n// writes (doctor.ProjectGitignoreHeader) plus the Dolt pattern lines beads added directly beneath\n// it, so unrelated user patterns are preserved. If beads was the .gitignore's only content the file\n// is removed entirely, restoring true stealth. Returns true when it changed (or removed) the file;\n// a repo with no beads section (or no .gitignore) is left untouched.\nfunc removeBeadsProjectGitignoreSection(repoPath string) (bool, error) {\n\tgitignorePath := filepath.Join(repoPath, \".gitignore\")\n\t// #nosec G304 - path is the repo-root .gitignore\n\tcontent, err := os.ReadFile(gitignorePath)\n\tif err != nil {\n\t\tif os.IsNotExist(err) {\n\t\t\treturn false, nil\n\t\t}\n\t\treturn false, fmt.Errorf(\"failed to read .gitignore: %w\", err)\n\t}\n\n\tmanaged := make(map[string]bool, len(doctor.ProjectGitignorePatterns))\n\tfor _, p := range doctor.ProjectGitignorePatterns {\n\t\tmanaged[p] = true\n\t}\n\n\tlines := strings.Split(string(content), \"\\n\")\n\tout := make([]string, 0, len(lines))\n\tchanged := false\n\tfor i := 0; i < len(lines); i++ {\n\t\tif strings.TrimSpace(lines[i]) == doctor.ProjectGitignoreHeader {\n\t\t\tchanged = true\n\t\t\t// Drop the blank separator beads writes before the header, if we just emitted one.\n\t\t\tif n := len(out); n > 0 && strings.TrimSpace(out[n-1]) == \"\" {\n\t\t\t\tout = out[:n-1]\n\t\t\t}\n\t\t\t// Skip the header and the bd-managed pattern lines directly beneath it.","sourceCodeStart":160,"sourceCodeEnd":196,"githubUrl":"https://github.com/gastownhall/beads/blob/71377f276968b452ee607177637970a4ff888584/cmd/bd/init_stealth.go#L160-L196","documentation":"removeBeadsProjectGitignoreSection reads the repo-root .gitignore so it can strip the beads-managed section during stealth-mode cleanup. If os.ReadFile fails with anything other than fs.ErrNotExist (which is treated as \"nothing to do\" and returns nil), the underlying error is wrapped with %w and returned to applyFixList. This means the .gitignore exists in name but could not actually be read.","triggerScenarios":"os.ReadFile(gitignorePath) returns an error that is not os.IsNotExist: permission denied on the file, the path is a directory instead of a file, an I/O error occurs, or the path is too long / on a failing mount.","commonSituations":"Running `bd doctor` / stealth fix under a different user than the one who owns .gitignore (e.g. sudo'd agent runs); .gitignore has restrictive modes (0600 owned by root); CI containers where the repo was mounted with odd permissions; a stale symlink pointing at a nonexistent or unreadable target (symlink errors are not ErrNotExist in all cases); NFS/Network mounts dropping reads.","solutions":["Check and fix file permissions: ls -l .gitignore, then chmod u+r .gitignore (or chown to the user running bd).","Verify .gitignore is a regular file, not a directory or broken symlink: file .gitignore; remove/replace it if malformed.","Re-run the command from the repository root so gitignorePath resolves to the correct .gitignore.","If on a flaky network mount, retry after the mount is healthy, or copy the repo locally.","As a last resort, recreate a minimal .gitignore with correct ownership and re-run bd stealth cleanup."],"exampleFix":"// before (permissions blocking the read)\n$ ls -l .gitignore\n-rw------- 1 root root 412 .gitignore\n\n// after\n$ sudo chown $(whoami) .gitignore && chmod 644 .gitignore\n$ bd doctor --fix   # removeBeadsProjectGitignoreSection now reads the file","handlingStrategy":"validation","validationCode":"info, err := os.Stat(gitignorePath)\nif err == nil && !info.IsDir() {\n\tif f, err := os.OpenFile(gitignorePath, os.O_RDONLY, 0); err == nil {\n\t\tf.Close() // readable; removeBeadsProjectGitignoreSection will not fail on read\n\t} else {\n\t\tfmt.Printf(\".gitignore not readable: %v\\n\", err)\n\t}\n}","typeGuard":null,"tryCatchPattern":"changed, err := removeBeadsProjectGitignoreSection(gitignorePath)\nif err != nil {\n\tvar perr *fs.PathError\n\tif errors.As(err, &perr) && errors.Is(perr.Err, syscall.EACCES) {\n\t\treturn fmt.Errorf(\"cannot read %s: check file permissions/ownership: %w\", gitignorePath, err)\n\t}\n\treturn err\n}","preventionTips":["Run bd commands as the same user that owns the repository files; avoid mixing sudo'd and normal runs.","Keep .gitignore at 0644 with normal user ownership in every clone.","Never replace .gitignore with a directory or dangling symlink.","Avoid editing repos on flaky network mounts; work on local clones."],"tags":["git","gitignore","file-io","permissions","cli"],"backgroundTag":"gitignore-read-failed","analyzedSha":"71377f276968b452ee607177637970a4ff888584","analyzedAt":"2026-08-30T18:55:39.744Z","schemaVersion":2},"datasetVersion":"2026-08-30T23:17:21.991Z"}