()
| 47 | } |
| 48 | |
| 49 | func (c *Command) SpawnAndWait() (int, error) { |
| 50 | // Connect to the dbus session to talk with flatpak-session-helper process. |
| 51 | conn, err := dbus.ConnectSessionBus() |
| 52 | if err != nil { |
| 53 | return 0, err |
| 54 | } |
| 55 | defer conn.Close() |
| 56 | |
| 57 | // Subscribe to HostCommandExited messages |
| 58 | if err = conn.AddMatchSignal( |
| 59 | dbus.WithMatchInterface("org.freedesktop.Flatpak.Development"), |
| 60 | dbus.WithMatchMember("HostCommandExited"), |
| 61 | ); err != nil { |
| 62 | return 0, err |
| 63 | } |
| 64 | dbusSignals := make(chan *dbus.Signal, 1) |
| 65 | conn.Signal(dbusSignals) |
| 66 | |
| 67 | // Spawn host command |
| 68 | c.proxy = conn.Object("org.freedesktop.Flatpak", "/org/freedesktop/Flatpak/Development") |
| 69 | |
| 70 | cwdPath := nullTerminatedByteString(c.WorkingDirectory) |
| 71 | |
| 72 | argv := make([][]byte, len(c.Args)) |
| 73 | for i, arg := range c.Args { |
| 74 | argv[i] = nullTerminatedByteString(arg) |
| 75 | } |
| 76 | |
| 77 | fds := map[uint32]dbus.UnixFD{ |
| 78 | 0: dbus.UnixFD(os.Stdin.Fd()), |
| 79 | 1: dbus.UnixFD(os.Stdout.Fd()), |
| 80 | 2: dbus.UnixFD(os.Stderr.Fd()), |
| 81 | } |
| 82 | if c.AllocatePty { |
| 83 | c.pty, err = createPty() |
| 84 | if err != nil { |
| 85 | return 0, err |
| 86 | } |
| 87 | err = c.pty.Start() |
| 88 | if err != nil { |
| 89 | return 0, err |
| 90 | } |
| 91 | defer c.pty.Terminate() |
| 92 | |
| 93 | fds[0] = dbus.UnixFD(c.pty.Stdin().Fd()) |
| 94 | fds[1] = dbus.UnixFD(c.pty.Stdout().Fd()) |
| 95 | fds[2] = dbus.UnixFD(c.pty.Stderr().Fd()) |
| 96 | } |
| 97 | |
| 98 | flags := uint32(0) |
| 99 | |
| 100 | // Call command on the host |
| 101 | err = c.proxy.Call("org.freedesktop.Flatpak.Development.HostCommand", 0, |
| 102 | cwdPath, argv, fds, c.EnvVars, flags, |
| 103 | ).Store(&c.pid) |
| 104 | |
| 105 | // an error occurred this early, most likely command not found. |
| 106 | if err != nil { |
no test coverage detected