105 lines
3.8 KiB
Go
105 lines
3.8 KiB
Go
package server
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import (
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"fmt"
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"time"
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"github.com/containers/storage"
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"github.com/kubernetes-incubator/cri-o/lib/sandbox"
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"github.com/kubernetes-incubator/cri-o/oci"
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pkgstorage "github.com/kubernetes-incubator/cri-o/pkg/storage"
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"github.com/pkg/errors"
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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/runtime/v1alpha2"
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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) (resp *pb.RemovePodSandboxResponse, err error) {
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const operation = "remove_pod_sandbox"
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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("RemovePodSandboxRequest %+v", req)
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sb, err := s.getPodSandboxFromRequest(req.PodSandboxId)
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if err != nil {
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if err == sandbox.ErrIDEmpty {
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return nil, err
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}
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// If the sandbox isn't found we just return an empty response to adhere
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// the the CRI interface which expects to not error out in not found
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// cases.
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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.PodSandboxId, 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 !sb.Stopped() {
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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(ctx, c, 10); err != nil {
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// Assume container is already stopped
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logrus.Warnf("failed to stop container %s: %v", c.Name(), err)
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}
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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 pod sandbox %s: %v", c.Name(), sb.ID(), err)
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}
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if c.ID() == podInfraContainer.ID() {
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continue
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}
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if err := s.StorageRuntimeServer().StopContainer(c.ID()); err != nil && err != storage.ErrContainerUnknown {
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// assume container already umounted
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logrus.Warnf("failed to stop container %s in pod sandbox %s: %v", c.Name(), sb.ID(), err)
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}
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if err := s.StorageRuntimeServer().DeleteContainer(c.ID()); err != nil && err != storage.ErrContainerUnknown {
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return nil, fmt.Errorf("failed to delete container %s in pod sandbox %s: %v", c.Name(), sb.ID(), err)
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}
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s.ReleaseContainerName(c.Name())
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s.removeContainer(c)
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if err := s.CtrIDIndex().Delete(c.ID()); err != nil {
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return nil, fmt.Errorf("failed to delete container %s in pod sandbox %s from index: %v", c.Name(), sb.ID(), err)
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}
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}
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s.removeInfraContainer(podInfraContainer)
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// Remove the files related to the sandbox
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if err := s.StorageRuntimeServer().StopContainer(sb.ID()); err != nil && errors.Cause(err) != storage.ErrContainerUnknown {
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logrus.Warnf("failed to stop sandbox container in pod sandbox %s: %v", sb.ID(), err)
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}
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if err := s.StorageRuntimeServer().RemovePodSandbox(sb.ID()); err != nil && err != pkgstorage.ErrInvalidSandboxID {
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return nil, fmt.Errorf("failed to remove pod sandbox %s: %v", sb.ID(), err)
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}
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s.ReleaseContainerName(podInfraContainer.Name())
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if err := s.CtrIDIndex().Delete(podInfraContainer.ID()); err != nil {
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return nil, fmt.Errorf("failed to delete infra container %s in pod sandbox %s from index: %v", podInfraContainer.ID(), sb.ID(), err)
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}
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s.ReleasePodName(sb.Name())
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s.removeSandbox(sb.ID())
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if err := s.PodIDIndex().Delete(sb.ID()); err != nil {
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return nil, fmt.Errorf("failed to delete pod sandbox %s from index: %v", sb.ID(), err)
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}
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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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