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kubelet/runtime: add method to return pod network namespace path

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Some runtimes (eg, Hypernetes) don't create network namespaces for pods,
so network plugins must correctly handle any error returned from the
runtime.
This commit is contained in:
Dan Williams
2016-05-02 19:49:02 -05:00
parent 55e6eb2ce3
commit 9b85d20c73
5 changed files with 28 additions and 17 deletions
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6
pkg/kubelet/container/runtime.go
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@@ -97,6 +97,12 @@ type Runtime interface {
RemoveImage(image ImageSpec) error
// Returns Image statistics.
ImageStats() (*ImageStats, error)
// Returns the filesystem path of the pod's network namespace; if the
// runtime does not handle namespace creation itself, or cannot return
// the network namespace path, it should return an error.
// TODO: Change ContainerID to a Pod ID since the namespace is shared
// by all containers in the pod.
GetNetNS(containerID ContainerID) (string, error)
// TODO(vmarmol): Unify pod and containerID args.
// GetContainerLogs returns logs of a specific container. By
// default, it returns a snapshot of the container log. Set 'follow' to true to