Attach/Detach Controller Kubelet Changes

This PR contains Kubelet changes to enable attach/detach controller control.
* It introduces a new "enable-controller-attach-detach" kubelet flag to
  enable control by controller. Default enabled.
* It removes all references "SafeToDetach" annoation from controller.
* It adds the new VolumesInUse field to the Node Status API object.
* It modifies the controller to use VolumesInUse instead of SafeToDetach
  annotation to gate detachment.
* There is a bug in node-problem-detector that causes VolumesInUse to
  get reset every 30 seconds. Issue https://github.com/kubernetes/node-problem-detector/issues/9
  opened to fix that.
This commit is contained in:
Saad Ali
2016-05-23 13:37:30 -07:00
committed by saadali
parent 24ddec1cbf
commit 9dbe943491
35 changed files with 2346 additions and 1217 deletions

View File

@@ -237,12 +237,6 @@ func (plugin *FakeVolumePlugin) GetNewDetacherCallCount() int {
return plugin.NewDetacherCallCount
}
func (plugin *FakeVolumePlugin) GetUniqueVolumeName(spec *Spec) (string, error) {
plugin.RLock()
defer plugin.RUnlock()
return plugin.Name() + "/" + spec.Name(), nil
}
func (plugin *FakeVolumePlugin) GetDeviceName(spec *Spec) (string, error) {
return spec.Name(), nil
}