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configurable pv recyclers

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markturansky
2015-09-02 23:14:26 -04:00
parent 0902f80f8b
commit 7bc55b5aea
16 changed files with 468 additions and 178 deletions
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21
cmd/kube-controller-manager/app/controllermanager.go
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@@ -118,7 +118,10 @@ func NewCMServer() *CMServer {
EnableDeploymentController: false,
VolumeConfigFlags: VolumeConfigFlags{
// default values here
PersistentVolumeRecyclerTimeoutNFS: 300,
PersistentVolumeRecyclerMinimumTimeoutNFS: 300,
PersistentVolumeRecyclerIncrementTimeoutNFS: 30,
PersistentVolumeRecyclerMinimumTimeoutHostPath: 60,
PersistentVolumeRecyclerIncrementTimeoutHostPath: 30,
},
}
return &s
@@ -129,7 +132,12 @@ func NewCMServer() *CMServer {
// of volume.VolumeConfig which are then passed to the appropriate plugin. The ControllerManager binary is the only
// part of the code which knows what plugins are supported and which CLI flags correspond to each plugin.
type VolumeConfigFlags struct {
PersistentVolumeRecyclerTimeoutNFS int
PersistentVolumeRecyclerMinimumTimeoutNFS int
PersistentVolumeRecyclerPodTemplateFilePathNFS string
PersistentVolumeRecyclerIncrementTimeoutNFS int
PersistentVolumeRecyclerPodTemplateFilePathHostPath string
PersistentVolumeRecyclerMinimumTimeoutHostPath int
PersistentVolumeRecyclerIncrementTimeoutHostPath int
}
// AddFlags adds flags for a specific CMServer to the specified FlagSet
@@ -147,8 +155,12 @@ func (s *CMServer) AddFlags(fs *pflag.FlagSet) {
fs.DurationVar(&s.ResourceQuotaSyncPeriod, "resource-quota-sync-period", s.ResourceQuotaSyncPeriod, "The period for syncing quota usage status in the system")
fs.DurationVar(&s.NamespaceSyncPeriod, "namespace-sync-period", s.NamespaceSyncPeriod, "The period for syncing namespace life-cycle updates")
fs.DurationVar(&s.PVClaimBinderSyncPeriod, "pvclaimbinder-sync-period", s.PVClaimBinderSyncPeriod, "The period for syncing persistent volumes and persistent volume claims")
// TODO markt -- make this example a working config item with Recycler Config PR.
// fs.MyExample(&s.VolumeConfig.PersistentVolumeRecyclerTimeoutNFS, "pv-recycler-timeout-nfs", s.VolumeConfig.PersistentVolumeRecyclerTimeoutNFS, "The minimum timeout for an NFS PV recycling operation")
fs.StringVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerPodTemplateFilePathNFS, "pv-recycler-pod-template-filepath-nfs", s.VolumeConfigFlags.PersistentVolumeRecyclerPodTemplateFilePathNFS, "The file path to a pod definition used as a template for NFS persistent volume recycling")
fs.IntVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerMinimumTimeoutNFS, "pv-recycler-minimum-timeout-nfs", s.VolumeConfigFlags.PersistentVolumeRecyclerMinimumTimeoutNFS, "The minimum ActiveDeadlineSeconds to use for an NFS Recycler pod")
fs.IntVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerIncrementTimeoutNFS, "pv-recycler-increment-timeout-nfs", s.VolumeConfigFlags.PersistentVolumeRecyclerIncrementTimeoutNFS, "the increment of time added per Gi to ActiveDeadlineSeconds for an NFS scrubber pod")
fs.StringVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerPodTemplateFilePathHostPath, "pv-recycler-pod-template-filepath-hostpath", s.VolumeConfigFlags.PersistentVolumeRecyclerPodTemplateFilePathHostPath, "The file path to a pod definition used as a template for HostPath persistent volume recycling. This is for development and testing only and will not work in a multi-node cluster.")
fs.IntVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerMinimumTimeoutHostPath, "pv-recycler-minimum-timeout-hostpath", s.VolumeConfigFlags.PersistentVolumeRecyclerMinimumTimeoutHostPath, "The minimum ActiveDeadlineSeconds to use for a HostPath Recycler pod. This is for development and testing only and will not work in a multi-node cluster.")
fs.IntVar(&s.VolumeConfigFlags.PersistentVolumeRecyclerIncrementTimeoutHostPath, "pv-recycler-timeout-increment-hostpath", s.VolumeConfigFlags.PersistentVolumeRecyclerIncrementTimeoutHostPath, "the increment of time added per Gi to ActiveDeadlineSeconds for a HostPath scrubber pod. This is for development and testing only and will not work in a multi-node cluster.")
fs.DurationVar(&s.HorizontalPodAutoscalerSyncPeriod, "horizontal-pod-autoscaler-sync-period", s.HorizontalPodAutoscalerSyncPeriod, "The period for syncing the number of pods in horizontal pod autoscaler.")
fs.DurationVar(&s.DeploymentControllerSyncPeriod, "deployment-controller-sync-period", s.DeploymentControllerSyncPeriod, "Period for syncing the deployments.")
fs.DurationVar(&s.PodEvictionTimeout, "pod-eviction-timeout", s.PodEvictionTimeout, "The grace period for deleting pods on failed nodes.")
@@ -271,6 +283,7 @@ func (s *CMServer) Run(_ []string) error {
pvclaimBinder := volumeclaimbinder.NewPersistentVolumeClaimBinder(kubeClient, s.PVClaimBinderSyncPeriod)
pvclaimBinder.Run()
pvRecycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(kubeClient, s.PVClaimBinderSyncPeriod, ProbeRecyclableVolumePlugins(s.VolumeConfigFlags))
if err != nil {
glog.Fatalf("Failed to start persistent volume recycler: %+v", err)