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Make StopContainer RPC idempotent

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Similar to container removal, the stop of a container should be a noop if
the container has not been found.

Found during: https://github.com/kubernetes-sigs/cri-tools/pull/1536

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
This commit is contained in:
Sascha Grunert 2024-07-30 11:47:22 +02:00
parent ea3e1d9613
commit a97b11898a
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GPG Key ID: 09D97D153EF94D93
1 changed files with 8 additions and 1 deletions
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7
internal/cri/server/container_stop.go
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@ -40,9 +40,16 @@ func (c *criService) StopContainer(ctx context.Context, r *runtime.StopContainer
// Get container config from container store.
container, err := c.containerStore.Get(r.GetContainerId())
if err != nil {
if !errdefs.IsNotFound(err) {
return nil, fmt.Errorf("an error occurred when try to find container %q: %w", r.GetContainerId(), err)
}
// The StopContainer RPC is idempotent, and must not return an error if
// the container has already been stopped. Ref:
// https://github.com/kubernetes/cri-api/blob/c20fa40/pkg/apis/runtime/v1/api.proto#L67-L68
return &runtime.StopContainerResponse{}, nil
}
if err := c.stopContainer(ctx, container, time.Duration(r.GetTimeout())*time.Second); err != nil {
return nil, err
}