91 lines
2.7 KiB
Go
91 lines
2.7 KiB
Go
package server
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import (
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"fmt"
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"os"
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"path/filepath"
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"syscall"
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"github.com/Sirupsen/logrus"
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"github.com/kubernetes-incubator/cri-o/oci"
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"github.com/opencontainers/runc/libcontainer/label"
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"golang.org/x/net/context"
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pb "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
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)
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// RemovePodSandbox deletes the sandbox. If there are any running containers in the
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// sandbox, they should be force deleted.
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func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxRequest) (*pb.RemovePodSandboxResponse, error) {
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logrus.Debugf("RemovePodSandboxRequest %+v", req)
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sb, err := s.getPodSandboxFromRequest(req)
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if err != nil {
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if err == errSandboxIDEmpty {
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return nil, err
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}
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resp := &pb.RemovePodSandboxResponse{}
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logrus.Warnf("could not get sandbox %s, it's probably been removed already: %v", req.GetPodSandboxId(), err)
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return resp, nil
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}
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podInfraContainer := sb.infraContainer
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containers := sb.containers.List()
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containers = append(containers, podInfraContainer)
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// Delete all the containers in the sandbox
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for _, c := range containers {
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if err := s.runtime.UpdateStatus(c); err != nil {
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return nil, fmt.Errorf("failed to update container state: %v", err)
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}
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cState := s.runtime.ContainerStatus(c)
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if cState.Status == oci.ContainerStateCreated || cState.Status == oci.ContainerStateRunning {
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if err := s.runtime.StopContainer(c); err != nil {
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return nil, fmt.Errorf("failed to stop container %s: %v", c.Name(), err)
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}
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}
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if err := s.runtime.DeleteContainer(c); err != nil {
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return nil, fmt.Errorf("failed to delete container %s in sandbox %s: %v", c.Name(), sb.id, err)
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}
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if c == podInfraContainer {
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continue
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}
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containerDir := filepath.Join(s.runtime.ContainerDir(), c.ID())
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if err := os.RemoveAll(containerDir); err != nil {
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return nil, fmt.Errorf("failed to remove container %s directory: %v", c.Name(), err)
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}
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s.releaseContainerName(c.Name())
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s.removeContainer(c)
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}
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if err := label.UnreserveLabel(sb.processLabel); err != nil {
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return nil, err
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}
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// unmount the shm for the pod
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if sb.shmPath != "/dev/shm" {
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if err := syscall.Unmount(sb.shmPath, syscall.MNT_DETACH); err != nil {
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return nil, err
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}
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}
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// Remove the files related to the sandbox
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podSandboxDir := filepath.Join(s.config.SandboxDir, sb.id)
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if err := os.RemoveAll(podSandboxDir); err != nil {
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return nil, fmt.Errorf("failed to remove sandbox %s directory: %v", sb.id, err)
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}
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s.releaseContainerName(podInfraContainer.Name())
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s.removeContainer(podInfraContainer)
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sb.infraContainer = nil
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s.releasePodName(sb.name)
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s.removeSandbox(sb.id)
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resp := &pb.RemovePodSandboxResponse{}
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logrus.Debugf("RemovePodSandboxResponse %+v", resp)
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return resp, nil
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}
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