Function startTerminal

pkg/devspace/services/terminal/terminal.go:159–235

(
	ctx devspacecontext.Context,
	command []string,
	tty bool,
	disableScreen bool,
	screenSession string,
	stdout io.Writer,
	stderr io.Writer,
	stdin io.Reader,
	container *selector.SelectedPodContainer,
)

}

func startTerminal(
	ctx devspacecontext.Context,
	command []string,
	tty bool,
	disableScreen bool,
	screenSession string,
	stdout io.Writer,
	stderr io.Writer,
	stdin io.Reader,
	container *selector.SelectedPodContainer,
) error {
	interruptpkg.Global.Stop()
	defer interruptpkg.Global.Start()

	// try to install screen
	useScreen := false
	if term.IsTerminal(stdin) && !disableScreen {
		ctx.Log().Debugf("Installing screen in container...")
		bufferStdout, bufferStderr, err := ctx.KubeClient().ExecBuffered(ctx.Context(), container.Pod, container.Container.Name, []string{
			"sh",
			"-c",
			`if ! command -v screen; then
  if command -v apk; then
    apk add --no-cache screen
  elif command -v apt-get; then
    apt-get -qq update && apt-get install -y screen && rm -rf /var/lib/apt/lists/*
  else
    echo "Couldn't install screen using neither apt-get nor apk."
    exit 1
  fi
fi
if command -v screen; then
  echo "Screen installed successfully."

  if [ ! -f ~/.screenrc ]; then
    echo "termcapinfo xterm* ti@:te@" > ~/.screenrc
    echo "logfile /tmp/terminal-log.0" >> ~/.screenrc
    echo "escape ^tt" >> ~/.screenrc
  fi
else
  echo "Couldn't find screen, need to fallback."
  exit 1
fi`,
		}, nil)
		if err != nil {
			ctx.Log().Debugf("Error installing screen: %s %s %v", string(bufferStdout), string(bufferStderr), err)
		} else {
			useScreen = true
		}
	}
	if useScreen {
		newCommand := []string{"screen", "-dRSqL", screenSession, "--"}
		newCommand = append(newCommand, command...)
		command = newCommand
	}

	ctx.Log().Debugf("Starting terminal...")