106 lines
2.9 KiB
Go
106 lines
2.9 KiB
Go
package server
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import (
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"time"
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"github.com/containers/image/types"
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"github.com/kubernetes-incubator/cri-o/oci"
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"github.com/sirupsen/logrus"
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"golang.org/x/net/context"
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pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
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)
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const (
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oomKilledReason = "OOMKilled"
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completedReason = "Completed"
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errorReason = "Error"
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)
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// ContainerStatus returns status of the container.
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func (s *Server) ContainerStatus(ctx context.Context, req *pb.ContainerStatusRequest) (resp *pb.ContainerStatusResponse, err error) {
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const operation = "container_status"
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defer func() {
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recordOperation(operation, time.Now())
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recordError(operation, err)
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}()
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logrus.Debugf("ContainerStatusRequest %+v", req)
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c, err := s.GetContainerFromRequest(req.ContainerId)
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if err != nil {
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return nil, err
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}
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containerID := c.ID()
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resp = &pb.ContainerStatusResponse{
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Status: &pb.ContainerStatus{
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Id: containerID,
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Metadata: c.Metadata(),
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Labels: c.Labels(),
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Annotations: c.Annotations(),
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ImageRef: c.ImageRef(),
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},
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}
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resp.Status.Image = &pb.ImageSpec{Image: c.Image()}
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if status, err := s.StorageImageServer().ImageStatus(&types.SystemContext{}, c.ImageRef()); err == nil {
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resp.Status.Image.Image = status.Name
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}
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mounts := []*pb.Mount{}
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for _, cv := range c.Volumes() {
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mounts = append(mounts, &pb.Mount{
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ContainerPath: cv.ContainerPath,
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HostPath: cv.HostPath,
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Readonly: cv.Readonly,
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})
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}
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resp.Status.Mounts = mounts
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cState := s.Runtime().ContainerStatus(c)
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rStatus := pb.ContainerState_CONTAINER_UNKNOWN
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// If we defaulted to exit code -1 earlier then we attempt to
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// get the exit code from the exit file again.
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if cState.ExitCode == -1 {
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err := s.Runtime().UpdateStatus(c)
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if err != nil {
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logrus.Warnf("Failed to UpdateStatus of container %s: %v", c.ID(), err)
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}
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cState = s.Runtime().ContainerStatus(c)
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}
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switch cState.Status {
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case oci.ContainerStateCreated:
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rStatus = pb.ContainerState_CONTAINER_CREATED
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created := cState.Created.UnixNano()
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resp.Status.CreatedAt = created
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case oci.ContainerStateRunning:
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rStatus = pb.ContainerState_CONTAINER_RUNNING
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created := cState.Created.UnixNano()
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resp.Status.CreatedAt = created
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started := cState.Started.UnixNano()
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resp.Status.StartedAt = started
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case oci.ContainerStateStopped:
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rStatus = pb.ContainerState_CONTAINER_EXITED
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created := cState.Created.UnixNano()
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resp.Status.CreatedAt = created
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started := cState.Started.UnixNano()
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resp.Status.StartedAt = started
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finished := cState.Finished.UnixNano()
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resp.Status.FinishedAt = finished
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resp.Status.ExitCode = cState.ExitCode
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switch {
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case cState.OOMKilled:
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resp.Status.Reason = oomKilledReason
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case cState.ExitCode == 0:
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resp.Status.Reason = completedReason
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default:
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resp.Status.Reason = errorReason
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resp.Status.Message = cState.Error
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}
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}
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resp.Status.State = rStatus
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logrus.Debugf("ContainerStatusResponse: %+v", resp)
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return resp, nil
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}
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