Method Exec

internal/cri/server/streaming.go:42–62

Exec executes a command inside the container. executil.ExitError is returned if the command returns non-zero exit code.

(ctx context.Context, containerID string, cmd []string, stdin io.Reader, stdout, stderr io.WriteCloser,
	tty bool, resize <-chan remotecommand.TerminalSize)

// Exec executes a command inside the container. executil.ExitError is returned if the command
// returns non-zero exit code.
func (s *streamRuntime) Exec(ctx context.Context, containerID string, cmd []string, stdin io.Reader, stdout, stderr io.WriteCloser,
	tty bool, resize <-chan remotecommand.TerminalSize) error {
	exitCode, err := s.c.execInContainer(ctrdutil.WithNamespace(ctx), containerID, execOptions{
		cmd:    cmd,
		stdin:  stdin,
		stdout: stdout,
		stderr: stderr,
		tty:    tty,
		resize: resize,
	})
	if err != nil {
		return fmt.Errorf("failed to exec in container: %w", err)
	}
	if *exitCode == 0 {
		return nil
	}
	return &executil.CodeExitError{
		Err:  fmt.Errorf("error executing command %v, exit code %d", cmd, *exitCode),
		Code: int(*exitCode),
	}
}

func (s *streamRuntime) Attach(ctx context.Context, containerID string, in io.Reader, out, err io.WriteCloser, tty bool,
	resize <-chan remotecommand.TerminalSize) error {