cri-o/server/sandbox_remove.go
Antonio Murdaca d56bf090ce
*: update kube vendor to v1.7.4
Signed-off-by: Antonio Murdaca <runcom@redhat.com>
2017-08-22 17:32:14 +02:00

98 lines
3.6 KiB
Go

package server
import (
"fmt"
"github.com/containers/storage"
"github.com/kubernetes-incubator/cri-o/libkpod/sandbox"
"github.com/kubernetes-incubator/cri-o/oci"
pkgstorage "github.com/kubernetes-incubator/cri-o/pkg/storage"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// RemovePodSandbox deletes the sandbox. If there are any running containers in the
// sandbox, they should be force deleted.
func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxRequest) (*pb.RemovePodSandboxResponse, error) {
logrus.Debugf("RemovePodSandboxRequest %+v", req)
sb, err := s.getPodSandboxFromRequest(req.PodSandboxId)
if err != nil {
if err == sandbox.ErrIDEmpty {
return nil, err
}
// If the sandbox isn't found we just return an empty response to adhere
// the the CRI interface which expects to not error out in not found
// cases.
resp := &pb.RemovePodSandboxResponse{}
logrus.Warnf("could not get sandbox %s, it's probably been removed already: %v", req.PodSandboxId, err)
return resp, nil
}
podInfraContainer := sb.InfraContainer()
containers := sb.Containers().List()
containers = append(containers, podInfraContainer)
// Delete all the containers in the sandbox
for _, c := range containers {
if !sb.Stopped() {
cState := s.Runtime().ContainerStatus(c)
if cState.Status == oci.ContainerStateCreated || cState.Status == oci.ContainerStateRunning {
if err := s.Runtime().StopContainer(c, -1); err != nil {
// Assume container is already stopped
logrus.Warnf("failed to stop container %s: %v", c.Name(), err)
}
}
}
if err := s.Runtime().DeleteContainer(c); err != nil {
return nil, fmt.Errorf("failed to delete container %s in pod sandbox %s: %v", c.Name(), sb.ID(), err)
}
if c.ID() == podInfraContainer.ID() {
continue
}
if err := s.StorageRuntimeServer().StopContainer(c.ID()); err != nil && err != storage.ErrContainerUnknown {
// assume container already umounted
logrus.Warnf("failed to stop container %s in pod sandbox %s: %v", c.Name(), sb.ID(), err)
}
if err := s.StorageRuntimeServer().DeleteContainer(c.ID()); err != nil && err != storage.ErrContainerUnknown {
return nil, fmt.Errorf("failed to delete container %s in pod sandbox %s: %v", c.Name(), sb.ID(), err)
}
s.ReleaseContainerName(c.Name())
s.removeContainer(c)
if err := s.CtrIDIndex().Delete(c.ID()); err != nil {
return nil, fmt.Errorf("failed to delete container %s in pod sandbox %s from index: %v", c.Name(), sb.ID(), err)
}
}
s.removeContainer(podInfraContainer)
// Remove the files related to the sandbox
if err := s.StorageRuntimeServer().StopContainer(sb.ID()); err != nil && errors.Cause(err) != storage.ErrContainerUnknown {
logrus.Warnf("failed to stop sandbox container in pod sandbox %s: %v", sb.ID(), err)
}
if err := s.StorageRuntimeServer().RemovePodSandbox(sb.ID()); err != nil && err != pkgstorage.ErrInvalidSandboxID {
return nil, fmt.Errorf("failed to remove pod sandbox %s: %v", sb.ID(), err)
}
s.ReleaseContainerName(podInfraContainer.Name())
if err := s.CtrIDIndex().Delete(podInfraContainer.ID()); err != nil {
return nil, fmt.Errorf("failed to delete infra container %s in pod sandbox %s from index: %v", podInfraContainer.ID(), sb.ID(), err)
}
s.ReleasePodName(sb.Name())
s.removeSandbox(sb.ID())
if err := s.PodIDIndex().Delete(sb.ID()); err != nil {
return nil, fmt.Errorf("failed to delete pod sandbox %s from index: %v", sb.ID(), err)
}
resp := &pb.RemovePodSandboxResponse{}
logrus.Debugf("RemovePodSandboxResponse %+v", resp)
return resp, nil
}