| 15 | const defaultSocketPath = "/tmp/coder-agent.sock" |
| 16 | |
| 17 | func createSocket(path string) (net.Listener, error) { |
| 18 | if path == "" { |
| 19 | path = defaultSocketPath |
| 20 | } |
| 21 | |
| 22 | if !isSocketAvailable(path) { |
| 23 | return nil, xerrors.Errorf("socket path %s is not available", path) |
| 24 | } |
| 25 | |
| 26 | if err := os.Remove(path); err != nil && !os.IsNotExist(err) { |
| 27 | return nil, xerrors.Errorf("remove existing socket: %w", err) |
| 28 | } |
| 29 | |
| 30 | parentDir := filepath.Dir(path) |
| 31 | if err := os.MkdirAll(parentDir, 0o700); err != nil { |
| 32 | return nil, xerrors.Errorf("create socket directory: %w", err) |
| 33 | } |
| 34 | |
| 35 | listener, err := net.Listen("unix", path) |
| 36 | if err != nil { |
| 37 | return nil, xerrors.Errorf("listen on unix socket: %w", err) |
| 38 | } |
| 39 | |
| 40 | if err := os.Chmod(path, 0o600); err != nil { |
| 41 | _ = listener.Close() |
| 42 | return nil, xerrors.Errorf("set socket permissions: %w", err) |
| 43 | } |
| 44 | return listener, nil |
| 45 | } |
| 46 | |
| 47 | func cleanupSocket(path string) error { |
| 48 | return os.Remove(path) |