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Fix the issue that pod or container config file without metadata will crash containerd

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Because RunPodSandbox and CreateContainer will access metadata
without check, pod or container config file without metadata will
crash containerd.

This patch add checks to handle the issue.

Fixes: #1009

Signed-off-by: Hui Zhu <teawater@hyper.sh>
This commit is contained in:
Hui Zhu
2018-12-25 13:21:43 +08:00
parent e5bd9b62d8
commit 3bfef01589
2 changed files with 10 additions and 2 deletions
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6
pkg/server/container_create.go
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@@ -92,7 +92,11 @@ func (c *criService) CreateContainer(ctx context.Context, r *runtime.CreateConta
// Reserve the container name to avoid concurrent `CreateContainer` request creating
// the same container.
id := util.GenerateID()
name := makeContainerName(config.GetMetadata(), sandboxConfig.GetMetadata())
metadata := config.GetMetadata()
if metadata == nil {
return nil, errors.New("container config must include metadata")
}
name := makeContainerName(metadata, sandboxConfig.GetMetadata())
logrus.Debugf("Generated id %q for container %q", id, name)
if err = c.containerNameIndex.Reserve(name, id); err != nil {
return nil, errors.Wrapf(err, "failed to reserve container name %q", name)