{"record":{"id":"c27f9910bf70c79e","repo":"abiosoft/colima","slug":"error-reading-ssh-config-w","errorCode":null,"errorMessage":"error reading ssh config: %w","messagePattern":"error reading ssh config: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"app/app.go","lineNumber":701,"sourceCode":"\tsshFileSystem := filepath.Join(util.HomeDir(), \".ssh\", \"config\")\n\n\t// include the SSH config file if not included\n\t// if ssh file missing, the only content will be the include\n\tif _, err := os.Stat(sshFileSystem); err != nil {\n\t\tif err := os.MkdirAll(filepath.Dir(sshFileSystem), 0700); err != nil {\n\t\t\treturn fmt.Errorf(\"error creating ssh directory: %w\", err)\n\t\t}\n\n\t\tif err := os.WriteFile(sshFileSystem, []byte(includeLine), 0644); err != nil {\n\t\t\treturn fmt.Errorf(\"error modifying %s: %w\", sshFileSystem, err)\n\t\t}\n\n\t\treturn nil\n\t}\n\n\tsshContent, err := os.ReadFile(sshFileSystem)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error reading ssh config: %w\", err)\n\t}\n\n\tscanner := bufio.NewScanner(bytes.NewReader(sshContent))\n\tfor scanner.Scan() {\n\t\twords := strings.Fields(scanner.Text())\n\n\t\t// empty line\n\t\tif len(words) == 0 {\n\t\t\tcontinue\n\t\t}\n\n\t\t// comment\n\t\tif strings.HasPrefix(words[0], \"#\") {\n\t\t\tcontinue\n\t\t}\n\n\t\t// not an include line\n\t\tif len(words) < 2 {","sourceCodeStart":683,"sourceCodeEnd":719,"githubUrl":"https://github.com/abiosoft/colima/blob/c3a5f9184d83a197184f897a9f07eb3c01b3bc88/app/app.go#L683-L719","documentation":"Returned by generateSSHConfig (app/app.go:701) when os.Stat on ~/.ssh/config succeeded but the subsequent os.ReadFile failed. Colima reads the existing SSH config to scan for an Include line before prepending one for its generated ssh_config, so an unreadable file blocks the scan.","triggerScenarios":"stat succeeds but read fails: permission denied (file owned by root or another user, restrictive ACLs), the file being replaced between stat and read (race), or unusual filesystems/endpoint-security software blocking the read.","commonSituations":"~/.ssh/config created or chowned by sudo/restore/migration tools leaving root ownership; corporate DLP blocking reads of SSH files; running colima as a different user than the one owning ~/.ssh.","solutions":["Inspect ownership and ACLs: `ls -le ~/.ssh/config`, then fix: `sudo chown $(id -un):$(id -gn) ~/.ssh/config`","Ensure read permission: `chmod u+r ~/.ssh/config`","If the file must stay protected from colima, skip modification: `colima start --modify-ssh-config=false` and add the Include line manually","Re-run `colima start` after fixing to confirm the read succeeds"],"exampleFix":"# before\nls -le ~/.ssh/config   # e.g. -rw-r--r--  1 root  staff  ... => read fails\n\n# after\nsudo chown $(id -un):$(id -gn) ~/.ssh/config\nchmod u+rw ~/.ssh/config\ncolima start","handlingStrategy":"validation","validationCode":"// Probe readability of ~/.ssh/config before triggering colima's modification\nsshCfg := filepath.Join(home, \".ssh\", \"config\")\nif _, err := os.Stat(sshCfg); err == nil {\n    if f, err := os.Open(sshCfg); err != nil {\n        return fmt.Errorf(\"~/.ssh/config unreadable; fix ownership/mode or run colima with --modify-ssh-config=false\")\n    } else {\n        _ = f.Close()\n    }\n}","typeGuard":null,"tryCatchPattern":"if err := runColimaStart(); err != nil {\n    if strings.Contains(err.Error(), \"error reading ssh config\") {\n        // filesystem permission problem on ~/.ssh/config:\n        // chown/chmod the file, or bypass with colima start --modify-ssh-config=false\n    }\n    return err\n}","preventionTips":["Keep ~/.ssh owned by your user: `sudo chown -R $(id -un) ~/.ssh` after restores or sudo usage","Use `colima start --modify-ssh-config=false` on hardened machines and manage the Include line yourself","Never run colima under sudo — it leaves root-owned files in ~/.ssh and ~/.colima"],"tags":["ssh","filesystem","permissions","colima","go"],"backgroundTag":null,"analyzedSha":"c3a5f9184d83a197184f897a9f07eb3c01b3bc88","analyzedAt":"2026-08-15T18:58:08.334Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}