| package daemon |
| |
| import ( |
| "fmt" |
| |
| "github.com/docker/docker/container" |
| ) |
| |
| // ContainerUnpause unpauses a container |
| func (daemon *Daemon) ContainerUnpause(name string) error { |
| container, err := daemon.GetContainer(name) |
| if err != nil { |
| return err |
| } |
| |
| if err := daemon.containerUnpause(container); err != nil { |
| return err |
| } |
| |
| return nil |
| } |
| |
| // containerUnpause resumes the container execution after the container is paused. |
| func (daemon *Daemon) containerUnpause(container *container.Container) error { |
| container.Lock() |
| defer container.Unlock() |
| |
| // We cannot unpause the container which is not running |
| if !container.Running { |
| return errNotRunning{container.ID} |
| } |
| |
| // We cannot unpause the container which is not paused |
| if !container.Paused { |
| return fmt.Errorf("Container %s is not paused", container.ID) |
| } |
| |
| if err := daemon.containerd.Resume(container.ID); err != nil { |
| return fmt.Errorf("Cannot unpause container %s: %s", container.ID, err) |
| } |
| |
| return nil |
| } |