44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
package daemon // import "github.com/docker/docker/daemon"
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import (
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"context"
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"fmt"
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"github.com/docker/docker/container"
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"github.com/sirupsen/logrus"
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)
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// ContainerUnpause unpauses a container
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func (daemon *Daemon) ContainerUnpause(name string) error {
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ctr, err := daemon.GetContainer(name)
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if err != nil {
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return err
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}
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return daemon.containerUnpause(ctr)
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}
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// containerUnpause resumes the container execution after the container is paused.
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func (daemon *Daemon) containerUnpause(ctr *container.Container) error {
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ctr.Lock()
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defer ctr.Unlock()
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// We cannot unpause the container which is not paused
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if !ctr.Paused {
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return fmt.Errorf("Container %s is not paused", ctr.ID)
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}
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if err := daemon.containerd.Resume(context.Background(), ctr.ID); err != nil {
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return fmt.Errorf("Cannot unpause container %s: %s", ctr.ID, err)
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}
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ctr.Paused = false
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daemon.setStateCounter(ctr)
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daemon.updateHealthMonitor(ctr)
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daemon.LogContainerEvent(ctr, "unpause")
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if err := ctr.CheckpointTo(daemon.containersReplica); err != nil {
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logrus.WithError(err).Warn("could not save container to disk")
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}
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return nil
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}
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