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kubelet: mark source ready after updating the cache

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This ensures that cleanup routines don't start until the cache content is
up-to-date.
This commit is contained in:
Yu-Ju Hong 2016-08-10 17:55:10 -07:00
parent cdfd46cc15
commit 8e48221c24
1 changed files with 8 additions and 1 deletions
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9
pkg/kubelet/kubelet.go
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@ -2175,7 +2175,6 @@ func (kl *Kubelet) syncLoopIteration(configCh <-chan kubetypes.PodUpdate, handle
glog.Errorf("Update channel is closed. Exiting the sync loop.") glog.Errorf("Update channel is closed. Exiting the sync loop.")
return false return false
} }
kl.sourcesReady.AddSource(u.Source)
switch u.Op { switch u.Op {
case kubetypes.ADD: case kubetypes.ADD:
@ -2202,6 +2201,14 @@ func (kl *Kubelet) syncLoopIteration(configCh <-chan kubetypes.PodUpdate, handle
// TODO: Do we want to support this? // TODO: Do we want to support this?
glog.Errorf("Kubelet does not support snapshot update") glog.Errorf("Kubelet does not support snapshot update")
} }
// Mark the source ready after receiving at least one update from the
// source. Once all the sources are marked ready, various cleanup
// routines will start reclaiming resources. It is important that this
// takes place only after kubelet calls the update handler to process
// the update to ensure the internal pod cache is up-to-date.
kl.sourcesReady.AddSource(u.Source)
case e := <-plegCh: case e := <-plegCh:
if isSyncPodWorthy(e) { if isSyncPodWorthy(e) {
// PLEG event for a pod; sync it. // PLEG event for a pod; sync it.