Function Unpause

pkg/containerutil/containerutil.go:529–559

Unpause unpauses a container by its id.

(ctx context.Context, client *containerd.Client, id string, cfg *config.Config, nerdctlCmd string, nerdctlArgs []string)

// Unpause unpauses a container by its id.
func Unpause(ctx context.Context, client *containerd.Client, id string, cfg *config.Config, nerdctlCmd string, nerdctlArgs []string) error {
	container, err := client.LoadContainer(ctx, id)
	if err != nil {
		return err
	}

	task, err := container.Task(ctx, cio.Load)
	if err != nil {
		return err
	}

	status, err := task.Status(ctx)
	if err != nil {
		return err
	}

	// Recreate healthcheck related systemd timer/service files.
	if err := healthcheck.CreateTimer(ctx, container, cfg, nerdctlCmd, nerdctlArgs); err != nil {
		return fmt.Errorf("failed to create healthcheck timer: %w", err)
	}
	if err := healthcheck.StartTimer(ctx, container, cfg); err != nil {
		return fmt.Errorf("failed to start healthcheck timer: %w", err)
	}

	switch status.Status {
	case containerd.Paused:
		return task.Resume(ctx)
	default:
		return fmt.Errorf("container %s is not paused", id)
	}
}

// ContainerStateDirPath returns the path to the Nerdctl-managed state directory for the container with the given ID.
func ContainerStateDirPath(ns, dataStore, id string) (string, error) {