Exemple #1
0
func (client *NativeClient) Shell(args ...string) error {
	var (
		termWidth, termHeight int
	)
	conn, err := ssh.Dial("tcp", net.JoinHostPort(client.Hostname, strconv.Itoa(client.Port)), &client.Config)
	if err != nil {
		return err
	}
	defer closeConn(conn)

	session, err := conn.NewSession()
	if err != nil {
		return err
	}

	defer session.Close()

	session.Stdout = os.Stdout
	session.Stderr = os.Stderr
	session.Stdin = os.Stdin

	modes := ssh.TerminalModes{
		ssh.ECHO: 1,
	}

	fd := os.Stdin.Fd()

	if term.IsTerminal(fd) {
		oldState, err := term.MakeRaw(fd)
		if err != nil {
			return err
		}

		defer term.RestoreTerminal(fd, oldState)

		winsize, err := term.GetWinsize(fd)
		if err != nil {
			termWidth = 80
			termHeight = 24
		} else {
			termWidth = int(winsize.Width)
			termHeight = int(winsize.Height)
		}
	}

	if err := session.RequestPty("xterm", termHeight, termWidth, modes); err != nil {
		return err
	}

	if len(args) == 0 {
		if err := session.Shell(); err != nil {
			return err
		}
		session.Wait()
	} else {
		session.Run(strings.Join(args, " "))
	}

	return nil
}
func (t *DockerTerminal) GetWindowWidth() (uint16, error) {
	winsize, err := term.GetWinsize(os.Stdout.Fd())
	if err != nil {
		return 0, err
	}
	return winsize.Width, nil
}
Exemple #3
0
func (*DockerTerm) GetWinsize(fd uintptr) (width, height int) {
	winSize, err := term.GetWinsize(fd)
	if err != nil {
		return 80, 43
	}

	return int(winSize.Width), int(winSize.Height)
}
Exemple #4
0
// GetSize returns the current size of the terminal associated with fd.
func GetSize(fd uintptr) *Size {
	winsize, err := term.GetWinsize(fd)
	if err != nil {
		runtime.HandleError(fmt.Errorf("unable to get terminal size: %v", err))
		return nil
	}

	return &Size{Width: winsize.Width, Height: winsize.Height}
}
Exemple #5
0
func (client NativeClient) Shell() error {
	var (
		termWidth, termHeight int
	)
	conn, err := ssh.Dial("tcp", fmt.Sprintf("%s:%d", client.Hostname, client.Port), &client.Config)
	if err != nil {
		return err
	}

	session, err := conn.NewSession()
	if err != nil {
		return err
	}

	defer session.Close()

	session.Stdout = os.Stdout
	session.Stderr = os.Stderr
	session.Stdin = os.Stdin

	modes := ssh.TerminalModes{
		ssh.ECHO: 1,
	}

	fd := os.Stdin.Fd()

	if term.IsTerminal(fd) {
		oldState, err := term.MakeRaw(fd)
		if err != nil {
			return err
		}

		defer term.RestoreTerminal(fd, oldState)

		winsize, err := term.GetWinsize(fd)
		if err != nil {
			termWidth = 80
			termHeight = 24
		} else {
			termWidth = int(winsize.Width)
			termHeight = int(winsize.Height)
		}
	}

	if err := session.RequestPty("xterm", termHeight, termWidth, modes); err != nil {
		return err
	}

	if err := session.Shell(); err != nil {
		return err
	}

	session.Wait()

	return nil
}
Exemple #6
0
func (p *process) resizePty() error {
	if p.pty == nil {
		return nil
	}
	ws, err := term.GetWinsize(os.Stdin.Fd())
	if err != nil {
		return err
	}
	return term.SetWinsize(p.pty.Fd(), ws)
}
Exemple #7
0
func (t *tty) resize() error {
	if t.console == nil {
		return nil
	}
	ws, err := term.GetWinsize(os.Stdin.Fd())
	if err != nil {
		return err
	}
	return term.SetWinsize(t.console.Fd(), ws)
}
Exemple #8
0
// GetTTYSize
func GetTTYSize(fd uintptr) (int, int) {

	ws, err := term.GetWinsize(fd)
	if err != nil {
		config.Fatal("[util/server/exec] term.GetWinsize() failed", err.Error())
	}

	//
	return int(ws.Width), int(ws.Height)
}
func (p *JSONProgress) String() string {
	var (
		width       = 200
		pbBox       string
		numbersBox  string
		timeLeftBox string
	)

	ws, err := term.GetWinsize(p.terminalFd)
	if err == nil {
		width = int(ws.Width)
	}

	if p.Current <= 0 && p.Total <= 0 {
		return ""
	}
	current := units.HumanSize(float64(p.Current))
	if p.Total <= 0 {
		return fmt.Sprintf("%8v", current)
	}
	total := units.HumanSize(float64(p.Total))
	percentage := int(float64(p.Current)/float64(p.Total)*100) / 2
	if percentage > 50 {
		percentage = 50
	}

	if width > 110 {
		// this number can't be negetive gh#7136
		numSpaces := 0
		if 50-percentage > 0 {
			numSpaces = 50 - percentage - 1
		}
		pbBox = fmt.Sprintf("[%s%s%s] ", strings.Repeat("~", percentage), p.Animal, strings.Repeat("~", numSpaces))
	}

	numbersBox = fmt.Sprintf("%8v/%v", current, total)

	if p.Current > p.Total {
		// remove total display if the reported current is wonky.
		numbersBox = fmt.Sprintf("%8v", current)
	}

	if p.Current > 0 && p.Start > 0 && percentage < 50 {
		fromStart := time.Now().UTC().Sub(time.Unix(p.Start, 0))
		perEntry := fromStart / time.Duration(p.Current)
		left := time.Duration(p.Total-p.Current) * perEntry
		left = (left / time.Second) * time.Second

		if width > 50 {
			timeLeftBox = " " + left.String()
		}
	}
	return pbBox + numbersBox + timeLeftBox
}
Exemple #10
0
func (cli *DockerCli) getTtySize() (int, int) {
	if !cli.isTerminalOut {
		return 0, 0
	}
	ws, err := term.GetWinsize(cli.outFd)
	if err != nil {
		logrus.Debugf("Error getting size: %s", err)
		if ws == nil {
			return 0, 0
		}
	}
	return int(ws.Height), int(ws.Width)
}
Exemple #11
0
// GetTtySize returns the height and width in characters of the tty
func (o *OutStream) GetTtySize() (uint, uint) {
	if !o.isTerminal {
		return 0, 0
	}
	ws, err := term.GetWinsize(o.fd)
	if err != nil {
		logrus.Debugf("Error getting size: %s", err)
		if ws == nil {
			return 0, 0
		}
	}
	return uint(ws.Height), uint(ws.Width)
}
Exemple #12
0
func (builder *Builder) getTtySize() (int, int) {
	if !builder.isTerminalOut {
		return 0, 0
	}
	ws, err := term.GetWinsize(builder.fdOut)
	if err != nil {
		fmt.Fprintf(builder.OutStream, "Error getting TTY size: %s\n", err)
		if ws == nil {
			return 0, 0
		}
	}
	return int(ws.Height), int(ws.Width)
}
Exemple #13
0
// ResizeTTY resizes the tty size of docker connection so output looks normal
func (c *DockerClient) ResizeTTY(execID string) error {
	ws, err := term.GetWinsize(os.Stdout.Fd())
	if err != nil {
		c.logger.Debugln("Error getting term size: %s", err)
		return err
	}
	err = c.ResizeExecTTY(execID, int(ws.Height), int(ws.Width))
	if err != nil {
		c.logger.Debugln("Error resizing term: %s", err)
		return err
	}
	return nil
}
Exemple #14
0
func resizeTty(master *os.File) {
	if master == nil {
		return
	}

	ws, err := term.GetWinsize(os.Stdin.Fd())
	if err != nil {
		return
	}

	if err := term.SetWinsize(master.Fd(), ws); err != nil {
		return
	}
}
Exemple #15
0
func resize(id, pid string, c types.APIClient) error {
	ws, err := term.GetWinsize(os.Stdin.Fd())
	if err != nil {
		return err
	}
	if _, err := c.UpdateProcess(netcontext.Background(), &types.UpdateProcessRequest{
		Id:     id,
		Pid:    "init",
		Width:  uint32(ws.Width),
		Height: uint32(ws.Height),
	}); err != nil {
		return err
	}
	return nil
}
func TestProgress(t *testing.T) {
	termsz, err := term.GetWinsize(0)
	if err != nil {
		// we can safely ignore the err here
		termsz = nil
	}
	jp := JSONProgress{}
	if jp.String() != "" {
		t.Fatalf("Expected empty string, got '%s'", jp.String())
	}

	expected := "     1 B"
	jp2 := JSONProgress{Current: 1}
	if jp2.String() != expected {
		t.Fatalf("Expected %q, got %q", expected, jp2.String())
	}

	expectedStart := "[==========>                                        ]     20 B/100 B"
	if termsz != nil && termsz.Width <= 110 {
		expectedStart = "    20 B/100 B"
	}
	jp3 := JSONProgress{Current: 20, Total: 100, Start: time.Now().Unix()}
	// Just look at the start of the string
	// (the remaining time is really hard to test -_-)
	if jp3.String()[:len(expectedStart)] != expectedStart {
		t.Fatalf("Expected to start with %q, got %q", expectedStart, jp3.String())
	}

	expected = "[=========================>                         ]     50 B/100 B"
	if termsz != nil && termsz.Width <= 110 {
		expected = "    50 B/100 B"
	}
	jp4 := JSONProgress{Current: 50, Total: 100}
	if jp4.String() != expected {
		t.Fatalf("Expected %q, got %q", expected, jp4.String())
	}

	// this number can't be negative gh#7136
	expected = "[==================================================>]     50 B"
	if termsz != nil && termsz.Width <= 110 {
		expected = "    50 B"
	}
	jp5 := JSONProgress{Current: 50, Total: 40}
	if jp5.String() != expected {
		t.Fatalf("Expected %q, got %q", expected, jp5.String())
	}
}
Exemple #17
0
func (c *DockerClient) getTtySize(out io.Writer) (int, int) {
	var (
		fdOut, isTerminalOut = term.GetFdInfo(out)
	)

	if !isTerminalOut {
		return 0, 0
	}

	ws, err := term.GetWinsize(fdOut)
	if err != nil {
		log.Errorf("Error getting TTY size: %s\n", err)
		if ws == nil {
			return 0, 0
		}
	}

	return int(ws.Height), int(ws.Width)
}
Exemple #18
0
func (p *JSONProgress) String() string {
	var (
		width       = 200
		pbBox       string
		numbersBox  string
		timeLeftBox string
	)

	ws, err := term.GetWinsize(p.terminalFd)
	if err == nil {
		width = int(ws.Width)
	}

	if p.Current <= 0 && p.Total <= 0 {
		return ""
	}
	current := units.HumanSize(int64(p.Current))
	if p.Total <= 0 {
		return fmt.Sprintf("%8v", current)
	}
	total := units.HumanSize(int64(p.Total))
	percentage := int(float64(p.Current)/float64(p.Total)*100) / 2
	if width > 110 {
		pbBox = fmt.Sprintf("[%s>%s] ", strings.Repeat("=", percentage), strings.Repeat(" ", 50-percentage))
	}
	numbersBox = fmt.Sprintf("%8v/%v", current, total)

	if p.Current > 0 && p.Start > 0 && percentage < 50 {
		fromStart := time.Now().UTC().Sub(time.Unix(int64(p.Start), 0))
		perEntry := fromStart / time.Duration(p.Current)
		left := time.Duration(p.Total-p.Current) * perEntry
		left = (left / time.Second) * time.Second

		if width > 50 {
			timeLeftBox = " " + left.String()
		}
	}
	return pbBox + numbersBox + timeLeftBox
}
Exemple #19
0
func sshConnect(user string, host string, method ssh.AuthMethod) error {
	sshc := &ssh.ClientConfig{
		User: user,
		Auth: []ssh.AuthMethod{method},
	}
	conn, err := ssh.Dial("tcp", host, sshc)
	if err != nil {
		return err
	}
	defer conn.Close()

	session, err := conn.NewSession()
	if err != nil {
		return err
	}
	defer session.Close()

	session.Stdout = os.Stdout
	session.Stderr = os.Stderr
	session.Stdin = os.Stdin

	var (
		termWidth, termHeight int
	)
	fd := os.Stdin.Fd()

	oldState, err := term.MakeRaw(fd)
	if err != nil {
		return err
	}
	defer term.RestoreTerminal(fd, oldState)

	winsize, err := term.GetWinsize(fd)
	if err != nil {
		termWidth = 80
		termHeight = 24
	} else {
		termWidth = int(winsize.Width)
		termHeight = int(winsize.Height)
	}

	modes := ssh.TerminalModes{
		ssh.ECHO: 1,
	}

	if err := session.RequestPty("xterm", termWidth, termHeight, modes); err != nil {
		return err
	}
	if err == nil {
		err = session.Shell()
	}
	if err != nil {
		return err
	}

	err = session.Wait()
	if _, ok := err.(*ssh.ExitError); ok {
		return nil
	}
	if err == io.EOF {
		return nil
	}
	return err
}
Exemple #20
0
func runRun(cmd *Command, args []string) {
	if len(args) == 0 {
		cmd.PrintUsage()
		os.Exit(2)
	}
	appname := mustApp()

	w, err := term.GetWinsize(inFd)
	if err != nil {
		// If syscall.TIOCGWINSZ is not supported by the device, we're
		// probably trying to run tests. Set w to some sensible default.
		if err.Error() == "operation not supported by device" {
			w = &term.Winsize{
				Height: 20,
				Width:  80,
			}
		} else {
			printFatal(err.Error())
		}
	}

	attached := !detachedRun
	opts := heroku.DynoCreateOpts{Attach: &attached}
	if attached {
		env := map[string]string{
			"COLUMNS": strconv.Itoa(int(w.Width)),
			"LINES":   strconv.Itoa(int(w.Height)),
			"TERM":    os.Getenv("TERM"),
		}
		opts.Env = &env
	}
	if dynoSize != "" {
		if !strings.HasSuffix(dynoSize, "X") {
			cmd.PrintUsage()
			os.Exit(2)
		}
		opts.Size = &dynoSize
	}

	command := strings.Join(args, " ")
	if detachedRun {
		dyno, err := client.DynoCreate(appname, command, &opts)
		must(err)

		log.Printf("Ran `%s` on %s as %s, detached.", dyno.Command, appname, dyno.Name)
		return
	}

	params := struct {
		Command string             `json:"command"`
		Attach  *bool              `json:"attach,omitempty"`
		Env     *map[string]string `json:"env,omitempty"`
		Size    *string            `json:"size,omitempty"`
	}{
		Command: command,
		Attach:  opts.Attach,
		Env:     opts.Env,
		Size:    opts.Size,
	}
	req, err := client.NewRequest("POST", "/apps/"+appname+"/dynos", params)
	must(err)

	u, err := url.Parse(apiURL)
	must(err)

	proto, address := dialParams(u)

	var dial net.Conn
	if proto == "tls" {
		dial, err = tlsDial("tcp", address, &tls.Config{})
		if err != nil {
			printFatal(err.Error())
		}
	} else {
		dial, err = net.Dial(proto, address)
		if err != nil {
			printFatal(err.Error())
		}
	}

	clientconn := httputil.NewClientConn(dial, nil)
	defer clientconn.Close()
	_, err = clientconn.Do(req)
	if err != nil && err != httputil.ErrPersistEOF {
		printFatal(err.Error())
	}
	rwc, br := clientconn.Hijack()
	defer rwc.Close()

	if isTerminalIn && isTerminalOut {
		state, err := term.SetRawTerminal(inFd)
		if err != nil {
			printFatal(err.Error())
		}
		defer term.RestoreTerminal(inFd, state)
	}

	errChanOut := make(chan error, 1)
	errChanIn := make(chan error, 1)
	exit := make(chan bool)
	go func() {
		defer close(exit)
		defer close(errChanOut)
		var err error
		_, err = io.Copy(os.Stdout, br)
		errChanOut <- err
	}()
	go func() {
		_, err := io.Copy(rwc, os.Stdin)
		errChanIn <- err
		rwc.(interface {
			CloseWrite() error
		}).CloseWrite()
	}()
	<-exit
	select {
	case err = <-errChanIn:
		must(err)
	case err = <-errChanOut:
		must(err)
	}
}
Exemple #21
0
func (t *terminalHelper) GetWinsize(fd uintptr) (*term.Winsize, error) {
	return term.GetWinsize(fd)
}
Exemple #22
0
func runJob(client controller.Client, config runConfig) error {
	req := &ct.NewJob{
		Args:       config.Args,
		TTY:        config.Stdin == nil && config.Stdout == nil && term.IsTerminal(os.Stdin.Fd()) && term.IsTerminal(os.Stdout.Fd()) && !config.Detached,
		ReleaseID:  config.Release,
		Env:        config.Env,
		ReleaseEnv: config.ReleaseEnv,
		DisableLog: config.DisableLog,
	}

	// ensure slug apps from old clusters use /runner/init
	release, err := client.GetRelease(req.ReleaseID)
	if err != nil {
		return err
	}
	if release.IsGitDeploy() && (len(req.Args) == 0 || req.Args[0] != "/runner/init") {
		req.Args = append([]string{"/runner/init"}, req.Args...)
	}

	// set deprecated Entrypoint and Cmd for old clusters
	if len(req.Args) > 0 {
		req.DeprecatedEntrypoint = []string{req.Args[0]}
	}
	if len(req.Args) > 1 {
		req.DeprecatedCmd = req.Args[1:]
	}

	if config.Stdin == nil {
		config.Stdin = os.Stdin
	}
	if config.Stdout == nil {
		config.Stdout = os.Stdout
	}
	if config.Stderr == nil {
		config.Stderr = os.Stderr
	}
	if req.TTY {
		if req.Env == nil {
			req.Env = make(map[string]string)
		}
		ws, err := term.GetWinsize(os.Stdin.Fd())
		if err != nil {
			return err
		}
		req.Columns = int(ws.Width)
		req.Lines = int(ws.Height)
		req.Env["COLUMNS"] = strconv.Itoa(int(ws.Width))
		req.Env["LINES"] = strconv.Itoa(int(ws.Height))
		req.Env["TERM"] = os.Getenv("TERM")
	}

	if config.Detached {
		job, err := client.RunJobDetached(config.App, req)
		if err != nil {
			return err
		}
		log.Println(job.ID)
		return nil
	}

	rwc, err := client.RunJobAttached(config.App, req)
	if err != nil {
		return err
	}
	defer rwc.Close()
	attachClient := cluster.NewAttachClient(rwc)

	var termState *term.State
	if req.TTY {
		termState, err = term.MakeRaw(os.Stdin.Fd())
		if err != nil {
			return err
		}
		// Restore the terminal if we return without calling os.Exit
		defer term.RestoreTerminal(os.Stdin.Fd(), termState)
		go func() {
			ch := make(chan os.Signal, 1)
			signal.Notify(ch, SIGWINCH)
			for range ch {
				ws, err := term.GetWinsize(os.Stdin.Fd())
				if err != nil {
					return
				}
				attachClient.ResizeTTY(ws.Height, ws.Width)
				attachClient.Signal(int(SIGWINCH))
			}
		}()
	}

	go func() {
		ch := make(chan os.Signal, 1)
		signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
		sig := <-ch
		attachClient.Signal(int(sig.(syscall.Signal)))
		time.Sleep(10 * time.Second)
		attachClient.Signal(int(syscall.SIGKILL))
	}()

	go func() {
		io.Copy(attachClient, config.Stdin)
		attachClient.CloseWrite()
	}()

	childDone := make(chan struct{})
	shutdown.BeforeExit(func() {
		<-childDone
	})
	exitStatus, err := attachClient.Receive(config.Stdout, config.Stderr)
	close(childDone)
	if err != nil {
		return err
	}
	if req.TTY {
		term.RestoreTerminal(os.Stdin.Fd(), termState)
	}
	if config.Exit {
		shutdown.ExitWithCode(exitStatus)
	}
	if exitStatus != 0 {
		return RunExitError(exitStatus)
	}
	return nil
}
Exemple #23
0
// Open opens a secure console to a code or database service. For code
// services, a command is required. This command is executed as root in the
// context of the application root directory. For database services, no command
// is needed - instead, the appropriate command for the database type is run.
// For example, for a postgres database, psql is run.
func (c *SConsole) Open(command string, service *models.Service) error {
	stdin, stdout, _ := term.StdStreams()
	fdIn, isTermIn := term.GetFdInfo(stdin)
	if !isTermIn {
		return errors.New("StdIn is not a terminal")
	}
	var size *term.Winsize
	var err error
	if runtime.GOOS != "windows" {
		size, err = term.GetWinsize(fdIn)
	} else {
		fdOut, _ := term.GetFdInfo(stdout)
		size, err = term.GetWinsize(fdOut)
	}

	if err != nil {
		return err
	}
	if size.Width != 80 {
		logrus.Warnln("Your terminal width is not 80 characters. Please resize your terminal to be exactly 80 characters wide to avoid line wrapping issues.")
	} else {
		logrus.Warnln("Keep your terminal width at 80 characters. Resizing your terminal will introduce line wrapping issues.")
	}

	logrus.Printf("Opening console to %s (%s)", service.Name, service.ID)
	job, err := c.Request(command, service)
	if err != nil {
		return err
	}
	// all because logrus treats print, println, and printf the same
	logrus.StandardLogger().Out.Write([]byte(fmt.Sprintf("Waiting for the console (job ID = %s) to be ready. This might take a minute.", job.ID)))

	validStatuses := []string{"running", "finished", "failed"}
	status, err := c.Jobs.PollForStatus(validStatuses, job.ID, service.ID)
	if err != nil {
		return err
	}
	found := false
	for _, validStatus := range validStatuses {
		if status == validStatus {
			found = true
			break
		}
	}
	if !found {
		return fmt.Errorf("\nCould not open a console connection. Entered state '%s'", status)
	}
	job.Status = status
	defer c.Destroy(job.ID, service)
	creds, err := c.RetrieveTokens(job.ID, service)
	if err != nil {
		return err
	}

	creds.URL = strings.Replace(creds.URL, "http", "ws", 1)
	logrus.Println("\nConnecting...")

	// BEGIN websocket impl
	config, _ := websocket.NewConfig(creds.URL, "ws://localhost:9443/")
	config.TlsConfig = &tls.Config{
		MinVersion: tls.VersionTLS12,
	}
	config.Header["X-Console-Token"] = []string{creds.Token}
	ws, err := websocket.DialConfig(config)
	if err != nil {
		return err
	}
	defer ws.Close()
	logrus.Println("Connection opened")

	oldState, err := term.SetRawTerminal(fdIn)
	if err != nil {
		return err
	}
	defer term.RestoreTerminal(fdIn, oldState)

	signal.Notify(make(chan os.Signal, 1), os.Interrupt)

	done := make(chan struct{}, 2)
	go readWS(ws, stdout, done)
	go readStdin(stdin, ws, done)

	<-done
	return nil
}
Exemple #24
0
func (TermPkg) GetWinsize(fd uintptr) (*term.Winsize, error) {
	return term.GetWinsize(fd)
}
Exemple #25
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func runRun(args *docopt.Args, client *cluster.Client) error {
	cmd := exec.Cmd{
		ImageArtifact: exec.DockerImage(args.String["<image>"]),
		Job: &host.Job{
			Config: host.ContainerConfig{
				Args:       append([]string{args.String["<command>"]}, args.All["<argument>"].([]string)...),
				TTY:        term.IsTerminal(os.Stdin.Fd()) && term.IsTerminal(os.Stdout.Fd()),
				Stdin:      true,
				DisableLog: true,
			},
		},
		HostID: args.String["--host"],
		Stdin:  os.Stdin,
		Stdout: os.Stdout,
		Stderr: os.Stderr,
	}
	if cmd.Job.Config.TTY {
		ws, err := term.GetWinsize(os.Stdin.Fd())
		if err != nil {
			return err
		}
		cmd.TermHeight = ws.Height
		cmd.TermWidth = ws.Width
		cmd.Env = map[string]string{
			"COLUMNS": strconv.Itoa(int(ws.Width)),
			"LINES":   strconv.Itoa(int(ws.Height)),
			"TERM":    os.Getenv("TERM"),
		}
	}
	if specs := args.String["--bind"]; specs != "" {
		mounts := strings.Split(specs, ",")
		cmd.Job.Config.Mounts = make([]host.Mount, len(mounts))
		for i, m := range mounts {
			s := strings.SplitN(m, ":", 2)
			cmd.Job.Config.Mounts[i] = host.Mount{
				Target:    s[0],
				Location:  s[1],
				Writeable: true,
			}
		}
	}

	var termState *term.State
	if cmd.Job.Config.TTY {
		var err error
		termState, err = term.MakeRaw(os.Stdin.Fd())
		if err != nil {
			return err
		}
		// Restore the terminal if we return without calling os.Exit
		defer term.RestoreTerminal(os.Stdin.Fd(), termState)
		go func() {
			ch := make(chan os.Signal, 1)
			signal.Notify(ch, syscall.SIGWINCH)
			for range ch {
				ws, err := term.GetWinsize(os.Stdin.Fd())
				if err != nil {
					return
				}
				cmd.ResizeTTY(ws.Height, ws.Width)
				cmd.Signal(int(syscall.SIGWINCH))
			}
		}()
	}

	go func() {
		ch := make(chan os.Signal, 1)
		signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
		sig := <-ch
		cmd.Signal(int(sig.(syscall.Signal)))
		time.Sleep(10 * time.Second)
		cmd.Signal(int(syscall.SIGKILL))
	}()

	err := cmd.Run()
	if status, ok := err.(exec.ExitError); ok {
		if cmd.Job.Config.TTY {
			// The deferred restore doesn't happen due to the exit below
			term.RestoreTerminal(os.Stdin.Fd(), termState)
		}
		os.Exit(int(status))
	}
	return err
}