package libkpod import ( "github.com/kubernetes-incubator/cri-o/oci" "github.com/pkg/errors" ) // ContainerPause pauses a running container. func (c *ContainerServer) ContainerPause(container string) (string, error) { ctr, err := c.LookupContainer(container) if err != nil { return "", errors.Wrapf(err, "failed to find container %s", container) } cStatus := c.runtime.ContainerStatus(ctr) if cStatus.Status != oci.ContainerStatePaused { if err := c.runtime.PauseContainer(ctr); err != nil { return "", errors.Wrapf(err, "failed to pause container %s", ctr.ID()) } c.ContainerStateToDisk(ctr) } else { return "", errors.Wrapf(err, "container %s is already paused", ctr.ID()) } return ctr.ID(), nil } // ContainerUnpause unpauses a running container with a grace period (i.e., timeout). func (c *ContainerServer) ContainerUnpause(container string) (string, error) { ctr, err := c.LookupContainer(container) if err != nil { return "", errors.Wrapf(err, "failed to find container %s", container) } cStatus := c.runtime.ContainerStatus(ctr) if cStatus.Status == oci.ContainerStatePaused { if err := c.runtime.UnpauseContainer(ctr); err != nil { return "", errors.Wrapf(err, "failed to unpause container %s", ctr.ID()) } c.ContainerStateToDisk(ctr) } else { return "", errors.Wrapf(err, "the container %s is not paused", ctr.ID()) } return ctr.ID(), nil }