blob: 27648ae72e3c8ab59f7c6b0d73f82ccc6a6fe775 [file] [log] [blame]
package daemon // import "github.com/docker/docker/daemon"
import (
"context"
"fmt"
"github.com/docker/docker/container"
"github.com/sirupsen/logrus"
)
// ContainerUnpause unpauses a container
func (daemon *Daemon) ContainerUnpause(name string) error {
container, err := daemon.GetContainer(name)
if err != nil {
return err
}
return daemon.containerUnpause(container)
}
// 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 paused
if !container.Paused {
return fmt.Errorf("Container %s is not paused", container.ID)
}
if err := daemon.containerd.Resume(context.Background(), container.ID); err != nil {
return fmt.Errorf("Cannot unpause container %s: %s", container.ID, err)
}
container.Paused = false
daemon.setStateCounter(container)
daemon.updateHealthMonitor(container)
daemon.LogContainerEvent(container, "unpause")
if err := container.CheckpointTo(daemon.containersReplica); err != nil {
logrus.WithError(err).Warn("could not save container to disk")
}
return nil
}