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Remove entry for container from container store on error

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If containerd does not see a container but criservice's
container store does, then we should try to recover from
this error state by removing the container from criservice's
container store as well.

Signed-off-by: Kirtana Ashok <Kirtana.Ashok@microsoft.com>
This commit is contained in:
Kirtana Ashok
2023-04-18 16:26:02 -07:00
parent 290a800e83
commit d9f3e387c6
2 changed files with 28 additions and 8 deletions
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16
pkg/cri/sbserver/container_remove.go
View File

@@ -33,20 +33,30 @@ import (
// RemoveContainer removes the container.
func (c *criService) RemoveContainer(ctx context.Context, r *runtime.RemoveContainerRequest) (_ *runtime.RemoveContainerResponse, retErr error) {
start := time.Now()
container, err := c.containerStore.Get(r.GetContainerId())
ctrID := r.GetContainerId()
container, err := c.containerStore.Get(ctrID)
if err != nil {
if !errdefs.IsNotFound(err) {
return nil, fmt.Errorf("an error occurred when try to find container %q: %w", r.GetContainerId(), err)
return nil, fmt.Errorf("an error occurred when try to find container %q: %w", ctrID, err)
}
// Do not return error if container metadata doesn't exist.
log.G(ctx).Tracef("RemoveContainer called for container %q that does not exist", r.GetContainerId())
log.G(ctx).Tracef("RemoveContainer called for container %q that does not exist", ctrID)
return &runtime.RemoveContainerResponse{}, nil
}
id := container.ID
i, err := container.Container.Info(ctx)
if err != nil {
if !errdefs.IsNotFound(err) {
return nil, fmt.Errorf("get container info: %w", err)
}
// Since containerd doesn't see the container and criservice's content store does,
// we should try to recover from this state by removing entry for this container
// from the container store as well and return successfully.
log.G(ctx).WithError(err).Warn("get container info failed")
c.containerStore.Delete(ctrID)
c.containerNameIndex.ReleaseByKey(ctrID)
return &runtime.RemoveContainerResponse{}, nil
}
// Forcibly stop the containers if they are in running or unknown state
state := container.Status.Get().State()

16
pkg/cri/server/container_remove.go
View File

@@ -33,20 +33,30 @@ import (
// RemoveContainer removes the container.
func (c *criService) RemoveContainer(ctx context.Context, r *runtime.RemoveContainerRequest) (_ *runtime.RemoveContainerResponse, retErr error) {
start := time.Now()
container, err := c.containerStore.Get(r.GetContainerId())
ctrID := r.GetContainerId()
container, err := c.containerStore.Get(ctrID)
if err != nil {
if !errdefs.IsNotFound(err) {
return nil, fmt.Errorf("an error occurred when try to find container %q: %w", r.GetContainerId(), err)
return nil, fmt.Errorf("an error occurred when try to find container %q: %w", ctrID, err)
}
// Do not return error if container metadata doesn't exist.
log.G(ctx).Tracef("RemoveContainer called for container %q that does not exist", r.GetContainerId())
log.G(ctx).Tracef("RemoveContainer called for container %q that does not exist", ctrID)
return &runtime.RemoveContainerResponse{}, nil
}
id := container.ID
i, err := container.Container.Info(ctx)
if err != nil {
if !errdefs.IsNotFound(err) {
return nil, fmt.Errorf("get container info: %w", err)
}
// Since containerd doesn't see the container and criservice's content store does,
// we should try to recover from this state by removing entry for this container
// from the container store as well and return successfully.
log.G(ctx).WithError(err).Warn("get container info failed")
c.containerStore.Delete(ctrID)
c.containerNameIndex.ReleaseByKey(ctrID)
return &runtime.RemoveContainerResponse{}, nil
}
// Forcibly stop the containers if they are in running or unknown state
state := container.Status.Get().State()