(t *testing.T)
| 27 | ) |
| 28 | |
| 29 | func TestServer_X11(t *testing.T) { |
| 30 | t.Parallel() |
| 31 | if runtime.GOOS != "linux" { |
| 32 | t.Skip("X11 forwarding is only supported on Linux") |
| 33 | } |
| 34 | |
| 35 | ctx := testutil.Context(t, testutil.WaitShort) |
| 36 | logger := testutil.Logger(t) |
| 37 | fs := afero.NewMemMapFs() |
| 38 | |
| 39 | // Use in-process networking for X11 forwarding. |
| 40 | inproc := testutil.NewInProcNet() |
| 41 | |
| 42 | // Create server config with custom X11 listener. |
| 43 | cfg := &agentssh.Config{ |
| 44 | X11Net: inproc, |
| 45 | } |
| 46 | |
| 47 | s, err := agentssh.NewServer(ctx, logger, prometheus.NewRegistry(), fs, agentexec.DefaultExecer, cfg) |
| 48 | require.NoError(t, err) |
| 49 | defer s.Close() |
| 50 | err = s.UpdateHostSigner(42) |
| 51 | assert.NoError(t, err) |
| 52 | |
| 53 | ln, err := net.Listen("tcp", "127.0.0.1:0") |
| 54 | require.NoError(t, err) |
| 55 | |
| 56 | done := make(chan struct{}) |
| 57 | go func() { |
| 58 | defer close(done) |
| 59 | err := s.Serve(ln) |
| 60 | assert.Error(t, err) // Server is closed. |
| 61 | }() |
| 62 | |
| 63 | c := sshClient(t, ln.Addr().String()) |
| 64 | |
| 65 | sess, err := c.NewSession() |
| 66 | require.NoError(t, err) |
| 67 | |
| 68 | wantScreenNumber := 1 |
| 69 | reply, err := sess.SendRequest("x11-req", true, gossh.Marshal(ssh.X11{ |
| 70 | AuthProtocol: "MIT-MAGIC-COOKIE-1", |
| 71 | AuthCookie: hex.EncodeToString([]byte("cookie")), |
| 72 | ScreenNumber: uint32(wantScreenNumber), |
| 73 | })) |
| 74 | require.NoError(t, err) |
| 75 | assert.True(t, reply) |
| 76 | |
| 77 | // Want: ~DISPLAY=localhost:10.1 |
| 78 | out, err := sess.Output("echo DISPLAY=$DISPLAY") |
| 79 | require.NoError(t, err) |
| 80 | |
| 81 | sc := bufio.NewScanner(bytes.NewReader(out)) |
| 82 | displayNumber := -1 |
| 83 | for sc.Scan() { |
| 84 | line := strings.TrimSpace(sc.Text()) |
| 85 | t.Log(line) |
| 86 | if strings.HasPrefix(line, "DISPLAY=") { |
nothing calls this directly
no test coverage detected