Golang host_path.ProbeVolumePlugins函数代码示例

// ProbeRecyclableVolumePlugins collects all persistent volume plugins into an easy to use list.
func ProbeRecyclableVolumePlugins(flags VolumeConfigFlags) []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by this binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.

	// Each plugin can make use of VolumeConfig.  The single arg to this func contains *all* enumerated
	// CLI flags meant to configure volume plugins.  From that single config, create an instance of volume.VolumeConfig
	// for a specific plugin and pass that instance to the plugin's ProbeVolumePlugins(config) func.

	// HostPath recycling is for testing and development purposes only!
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   flags.PersistentVolumeRecyclerMinimumTimeoutHostPath,
		RecyclerTimeoutIncrement: flags.PersistentVolumeRecyclerIncrementTimeoutHostPath,
		RecyclerPodTemplate:      volume.NewPersistentVolumeRecyclerPodTemplate(),
	}
	if err := attemptToLoadRecycler(flags.PersistentVolumeRecyclerPodTemplateFilePathHostPath, &hostPathConfig); err != nil {
		glog.Fatalf("Could not create hostpath recycler pod from file %s: %+v", err)
	}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)

	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   flags.PersistentVolumeRecyclerMinimumTimeoutNFS,
		RecyclerTimeoutIncrement: flags.PersistentVolumeRecyclerIncrementTimeoutNFS,
		RecyclerPodTemplate:      volume.NewPersistentVolumeRecyclerPodTemplate(),
	}
	if err := attemptToLoadRecycler(flags.PersistentVolumeRecyclerPodTemplateFilePathNFS, &nfsConfig); err != nil {
		glog.Fatalf("Could not create NFS recycler pod from file %s: %+v", err)
	}
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	return allPlugins
}

func testProbeVolumePlugins() []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, gce_pd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(volume.VolumeConfig{})...)
	allPlugins = append(allPlugins, ProbeVolumePlugins()...)
	return allPlugins
}

// ProbeVolumePlugins collects all volume plugins into an easy to use list.
// PluginDir specifies the directory to search for additional third party
// volume plugins.
func ProbeVolumePlugins(pluginDir string) []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by the kubelet binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.
	//
	// Kubelet does not currently need to configure volume plugins.
	// If/when it does, see kube-controller-manager/app/plugins.go for example of using volume.VolumeConfig
	allPlugins = append(allPlugins, aws_ebs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, empty_dir.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, gce_pd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, git_repo.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(volume.VolumeConfig{})...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(volume.VolumeConfig{})...)
	allPlugins = append(allPlugins, secret.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, iscsi.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, glusterfs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, persistent_claim.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, rbd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, cinder.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, cephfs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, downwardapi.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, fc.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, flocker.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, flexvolume.ProbeVolumePlugins(pluginDir)...)

	return allPlugins
}

// ProbeRecyclableVolumePlugins collects all persistent volume plugins into an easy to use list.
func ProbeRecyclableVolumePlugins(flags VolumeConfigFlags) []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by this binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.

	// Each plugin can make use of VolumeConfig.  The single arg to this func contains *all* enumerated
	// CLI flags meant to configure volume plugins.  From that single config, create an instance of volume.VolumeConfig
	// for a specific plugin and pass that instance to the plugin's ProbeVolumePlugins(config) func.
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   flags.PersistentVolumeRecyclerMinimumTimeoutHostPath,
		RecyclerTimeoutIncrement: flags.PersistentVolumeRecyclerIncrementTimeoutHostPath,
		RecyclerDefaultPod:       flags.PersistentVolumeRecyclerDefaultPod,
	}
	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   flags.PersistentVolumeRecyclerMinimumTimeoutNFS,
		RecyclerTimeoutIncrement: flags.PersistentVolumeRecyclerIncrementTimeoutNFS,
		RecyclerDefaultPod:       flags.PersistentVolumeRecyclerDefaultPod,
	}

	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)
	return allPlugins
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string) {
	// VolumeConfig contains defaults that can be overridden
	volumeConfig := volume.NewVolumeConfig()

	defaultScrubPod := volumeConfig.PersistentVolumeRecyclerDefaultScrubPod
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/share/openshift/scripts/volumes/recycler.sh"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}

	volumeConfig.PersistentVolumeRecyclerDefaultScrubPod = defaultScrubPod
	volumeConfig.PersistentVolumeRecyclerMinTimeoutNfs = 300
	volumeConfig.PersistentVolumeRecyclerTimeoutIncrementNfs = 30
	volumeConfig.PersistentVolumeRecyclerMinTimeoutHostPath = 120
	volumeConfig.PersistentVolumeRecyclerTimeoutIncrementHostPath = 30

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(volumeConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(volumeConfig)...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(c.KubeClient, c.ControllerManager.PVClaimBinderSyncPeriod, allPlugins)
	if err != nil {
		glog.Fatalf("Could not start Persistent Volume Recycler: %+v", err)
	}
	recycler.Run()
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string) {

	hostPathRecycler := &volume.RecyclableVolumeConfig{
		ImageName: recyclerImageName,
		Command:   []string{"/usr/share/openshift/scripts/volumes/recycler.sh"},
		Args:      []string{"/scrub"},
		Timeout:   int64(60),
	}

	nfsRecycler := &volume.RecyclableVolumeConfig{
		ImageName: recyclerImageName,
		Command:   []string{"/usr/share/openshift/scripts/volumes/recycler.sh"},
		Args:      []string{"/scrub"},
		Timeout:   int64(300),
	}

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathRecycler)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsRecycler)...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(c.KubeClient, c.ControllerManager.PVClaimBinderSyncPeriod, allPlugins)
	if err != nil {
		glog.Fatalf("Could not start PersistentVolumeRecycler: %+v", err)
	}
	recycler.Run()
	glog.Infof("Started Kubernetes PersistentVolumeRecycler")
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string, client *client.Client) {
	uid := int64(0)
	defaultScrubPod := volume.NewPersistentVolumeRecyclerPodTemplate()
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/bin/recycle"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}
	defaultScrubPod.Spec.Containers[0].SecurityContext = &kapi.SecurityContext{RunAsUser: &uid}
	defaultScrubPod.Spec.Containers[0].ImagePullPolicy = kapi.PullIfNotPresent

	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   30,
		RecyclerTimeoutIncrement: 30,
		RecyclerPodTemplate:      defaultScrubPod,
	}
	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   180,
		RecyclerTimeoutIncrement: 30,
		RecyclerPodTemplate:      defaultScrubPod,
	}

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(client, c.ControllerManager.PVClaimBinderSyncPeriod, allPlugins)
	if err != nil {
		glog.Fatalf("Could not start Persistent Volume Recycler: %+v", err)
	}
	recycler.Run()
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string) {
	defaultScrubPod := volume.GetDefaultPersistentVolumeRecyclerPod()
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/share/openshift/scripts/volumes/recycler.sh"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}

	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   30,
		RecyclerTimeoutIncrement: 30,
		RecyclerDefaultPod:       defaultScrubPod,
	}
	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   180,
		RecyclerTimeoutIncrement: 30,
		RecyclerDefaultPod:       defaultScrubPod,
	}

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(c.KubeClient, c.ControllerManager.PVClaimBinderSyncPeriod, allPlugins)
	if err != nil {
		glog.Fatalf("Could not start Persistent Volume Recycler: %+v", err)
	}
	recycler.Run()
}

// ProbeControllerVolumePlugins collects all persistent volume plugins into an
// easy to use list. Only volume plugins that implement any of
// provisioner/recycler/deleter interface should be returned.
func ProbeControllerVolumePlugins(cloud cloudprovider.Interface, config componentconfig.VolumeConfiguration) []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by this binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.

	// Each plugin can make use of VolumeConfig.  The single arg to this func contains *all* enumerated
	// options meant to configure volume plugins.  From that single config, create an instance of volume.VolumeConfig
	// for a specific plugin and pass that instance to the plugin's ProbeVolumePlugins(config) func.

	// HostPath recycling is for testing and development purposes only!
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(config.PersistentVolumeRecyclerConfiguration.MinimumTimeoutHostPath),
		RecyclerTimeoutIncrement: int(config.PersistentVolumeRecyclerConfiguration.IncrementTimeoutHostPath),
		RecyclerPodTemplate:      volume.NewPersistentVolumeRecyclerPodTemplate(),
		ProvisioningEnabled:      config.EnableHostPathProvisioning,
	}
	if err := AttemptToLoadRecycler(config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, &hostPathConfig); err != nil {
		glog.Fatalf("Could not create hostpath recycler pod from file %s: %+v", config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, err)
	}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)

	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(config.PersistentVolumeRecyclerConfiguration.MinimumTimeoutNFS),
		RecyclerTimeoutIncrement: int(config.PersistentVolumeRecyclerConfiguration.IncrementTimeoutNFS),
		RecyclerPodTemplate:      volume.NewPersistentVolumeRecyclerPodTemplate(),
	}
	if err := AttemptToLoadRecycler(config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, &nfsConfig); err != nil {
		glog.Fatalf("Could not create NFS recycler pod from file %s: %+v", config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, err)
	}
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)
	allPlugins = append(allPlugins, glusterfs.ProbeVolumePlugins()...)
	// add rbd provisioner
	allPlugins = append(allPlugins, rbd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, quobyte.ProbeVolumePlugins()...)

	allPlugins = append(allPlugins, flocker.ProbeVolumePlugins()...)

	if cloud != nil {
		switch {
		case aws.ProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, aws_ebs.ProbeVolumePlugins()...)
		case gce.ProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, gce_pd.ProbeVolumePlugins()...)
		case openstack.ProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, cinder.ProbeVolumePlugins()...)
		case vsphere.ProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, vsphere_volume.ProbeVolumePlugins()...)
		case azure.CloudProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, azure_dd.ProbeVolumePlugins()...)
		case photon.ProviderName == cloud.ProviderName():
			allPlugins = append(allPlugins, photon_pd.ProbeVolumePlugins()...)
		}
	}

	return allPlugins
}

// ProbeRecyclableVolumePlugins collects all persistent volume plugins into an easy to use list.
func ProbeRecyclableVolumePlugins() []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by the kubelet binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(defaultRecycler(60))...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(defaultRecycler(300))...)
	return allPlugins
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string, client *client.Client, namespace string) {
	uid := int64(0)
	defaultScrubPod := volume.NewPersistentVolumeRecyclerPodTemplate()
	defaultScrubPod.Namespace = namespace
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/bin/recycle"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}
	defaultScrubPod.Spec.Containers[0].SecurityContext = &kapi.SecurityContext{RunAsUser: &uid}
	defaultScrubPod.Spec.Containers[0].ImagePullPolicy = kapi.PullIfNotPresent

	volumeConfig := c.ControllerManager.VolumeConfiguration
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(volumeConfig.PersistentVolumeRecyclerConfiguration.MinimumTimeoutHostPath),
		RecyclerTimeoutIncrement: int(volumeConfig.PersistentVolumeRecyclerConfiguration.IncrementTimeoutHostPath),
		RecyclerPodTemplate:      defaultScrubPod,
	}

	if len(volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath) != 0 {
		if err := attemptToLoadRecycler(volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, &hostPathConfig); err != nil {
			glog.Fatalf("Could not create hostpath recycler pod from file %s: %+v", volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, err)
		}
	}
	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(volumeConfig.PersistentVolumeRecyclerConfiguration.MinimumTimeoutNFS),
		RecyclerTimeoutIncrement: int(volumeConfig.PersistentVolumeRecyclerConfiguration.IncrementTimeoutNFS),
		RecyclerPodTemplate:      defaultScrubPod,
	}

	if len(volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS) != 0 {
		if err := attemptToLoadRecycler(volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, &nfsConfig); err != nil {
			glog.Fatalf("Could not create NFS recycler pod from file %s: %+v", volumeConfig.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, err)
		}
	}

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	// dynamic provisioning allows deletion of volumes as a recycling operation after a claim is deleted
	allPlugins = append(allPlugins, aws_ebs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, gce_pd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, cinder.ProbeVolumePlugins()...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(
		clientadapter.FromUnversionedClient(client),
		c.ControllerManager.PVClaimBinderSyncPeriod.Duration,
		int(volumeConfig.PersistentVolumeRecyclerConfiguration.MaximumRetry),
		allPlugins,
		c.CloudProvider,
	)
	if err != nil {
		glog.Fatalf("Could not start Persistent Volume Recycler: %+v", err)
	}
	recycler.Run()
}

// probeRecyclableVolumePlugins collects all persistent volume plugins into an easy to use list.
func probeRecyclableVolumePlugins(config componentconfig.VolumeConfiguration, namespace, recyclerImageName, recyclerServiceAccountName string) []volume.VolumePlugin {
	uid := int64(0)
	defaultScrubPod := volume.NewPersistentVolumeRecyclerPodTemplate()
	defaultScrubPod.Namespace = namespace
	defaultScrubPod.Spec.ServiceAccountName = recyclerServiceAccountName
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/bin/openshift-recycle"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}
	defaultScrubPod.Spec.Containers[0].SecurityContext = &kapi.SecurityContext{RunAsUser: &uid}
	defaultScrubPod.Spec.Containers[0].ImagePullPolicy = kapi.PullIfNotPresent

	allPlugins := []volume.VolumePlugin{}

	// The list of plugins to probe is decided by this binary, not
	// by dynamic linking or other "magic".  Plugins will be analyzed and
	// initialized later.

	// Each plugin can make use of VolumeConfig.  The single arg to this func contains *all* enumerated
	// options meant to configure volume plugins.  From that single config, create an instance of volume.VolumeConfig
	// for a specific plugin and pass that instance to the plugin's ProbeVolumePlugins(config) func.

	// HostPath recycling is for testing and development purposes only!
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(config.PersistentVolumeRecyclerConfiguration.MinimumTimeoutHostPath),
		RecyclerTimeoutIncrement: int(config.PersistentVolumeRecyclerConfiguration.IncrementTimeoutHostPath),
		RecyclerPodTemplate:      defaultScrubPod,
	}
	if err := kctrlmgr.AttemptToLoadRecycler(config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, &hostPathConfig); err != nil {
		glog.Fatalf("Could not create hostpath recycler pod from file %s: %+v", config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathHostPath, err)
	}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)

	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   int(config.PersistentVolumeRecyclerConfiguration.MinimumTimeoutNFS),
		RecyclerTimeoutIncrement: int(config.PersistentVolumeRecyclerConfiguration.IncrementTimeoutNFS),
		RecyclerPodTemplate:      defaultScrubPod,
	}
	if err := kctrlmgr.AttemptToLoadRecycler(config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, &nfsConfig); err != nil {
		glog.Fatalf("Could not create NFS recycler pod from file %s: %+v", config.PersistentVolumeRecyclerConfiguration.PodTemplateFilePathNFS, err)
	}
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	allPlugins = append(allPlugins, aws_ebs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, gce_pd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, cinder.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, flexvolume.ProbeVolumePlugins(config.FlexVolumePluginDir)...)
	allPlugins = append(allPlugins, vsphere_volume.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, glusterfs.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, rbd.ProbeVolumePlugins()...)

	return allPlugins
}

// NewVolumeProvisioner returns a volume provisioner to use when running in a cloud or development environment.
// The beta implementation of provisioning allows 1 implied provisioner per cloud, until we allow configuration of many.
// We explicitly map clouds to volume plugins here which allows us to configure many later without backwards compatibility issues.
// Not all cloudproviders have provisioning capability, which is the reason for the bool in the return to tell the caller to expect one or not.
func NewVolumeProvisioner(cloud cloudprovider.Interface, flags VolumeConfigFlags) (volume.ProvisionableVolumePlugin, error) {
	switch {
	case cloud == nil && flags.EnableHostPathProvisioning:
		return getProvisionablePluginFromVolumePlugins(host_path.ProbeVolumePlugins(volume.VolumeConfig{}))
	case cloud != nil && aws.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(aws_ebs.ProbeVolumePlugins())
		//	case cloud != nil && gce.ProviderName == cloud.ProviderName():
		//		return getProvisionablePluginFromVolumePlugins(gce_pd.ProbeVolumePlugins())
	case cloud != nil && openstack.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(cinder.ProbeVolumePlugins())
	}
	return nil, nil
}

// NewVolumeProvisioner returns a volume provisioner to use when running in a cloud or development environment.
// The beta implementation of provisioning allows 1 implied provisioner per cloud, until we allow configuration of many.
// We explicitly map clouds to volume plugins here which allows us to configure many later without backwards compatibility issues.
// Not all cloudproviders have provisioning capability, which is the reason for the bool in the return to tell the caller to expect one or not.
func NewVolumeProvisioner(cloud cloudprovider.Interface, config componentconfig.VolumeConfiguration) (volume.ProvisionableVolumePlugin, error) {
	switch {
	case cloud == nil && config.EnableHostPathProvisioning:
		return getProvisionablePluginFromVolumePlugins(host_path.ProbeVolumePlugins(volume.VolumeConfig{}))
	case cloud != nil && aws.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(aws_ebs.ProbeVolumePlugins())
	case cloud != nil && gce.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(gce_pd.ProbeVolumePlugins())
	case cloud != nil && openstack.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(cinder.ProbeVolumePlugins())
	case cloud != nil && vsphere.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(vsphere_volume.ProbeVolumePlugins())
	}
	return nil, nil
}

func (c *MasterConfig) RunPersistentVolumeClaimRecycler(recyclerImageName string, client *client.Client) {
	uid := int64(0)
	defaultScrubPod := volume.NewPersistentVolumeRecyclerPodTemplate()
	defaultScrubPod.Spec.Containers[0].Image = recyclerImageName
	defaultScrubPod.Spec.Containers[0].Command = []string{"/usr/bin/recycle"}
	defaultScrubPod.Spec.Containers[0].Args = []string{"/scrub"}
	defaultScrubPod.Spec.Containers[0].SecurityContext = &kapi.SecurityContext{RunAsUser: &uid}
	defaultScrubPod.Spec.Containers[0].ImagePullPolicy = kapi.PullIfNotPresent

	volumeConfig := c.ControllerManager.VolumeConfigFlags
	hostPathConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   volumeConfig.PersistentVolumeRecyclerMinimumTimeoutHostPath,
		RecyclerTimeoutIncrement: volumeConfig.PersistentVolumeRecyclerIncrementTimeoutHostPath,
		RecyclerPodTemplate:      defaultScrubPod,
	}

	if len(volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathHostPath) != 0 {
		if err := attemptToLoadRecycler(volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathHostPath, &hostPathConfig); err != nil {
			glog.Fatalf("Could not create hostpath recycler pod from file %s: %+v", volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathHostPath, err)
		}
	}
	nfsConfig := volume.VolumeConfig{
		RecyclerMinimumTimeout:   volumeConfig.PersistentVolumeRecyclerMinimumTimeoutNFS,
		RecyclerTimeoutIncrement: volumeConfig.PersistentVolumeRecyclerIncrementTimeoutNFS,
		RecyclerPodTemplate:      defaultScrubPod,
	}

	if len(volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathNFS) != 0 {
		if err := attemptToLoadRecycler(volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathNFS, &nfsConfig); err != nil {
			glog.Fatalf("Could not create NFS recycler pod from file %s: %+v", volumeConfig.PersistentVolumeRecyclerPodTemplateFilePathNFS, err)
		}
	}

	allPlugins := []volume.VolumePlugin{}
	allPlugins = append(allPlugins, host_path.ProbeVolumePlugins(hostPathConfig)...)
	allPlugins = append(allPlugins, nfs.ProbeVolumePlugins(nfsConfig)...)

	recycler, err := volumeclaimbinder.NewPersistentVolumeRecycler(client, c.ControllerManager.PVClaimBinderSyncPeriod, allPlugins)
	if err != nil {
		glog.Fatalf("Could not start Persistent Volume Recycler: %+v", err)
	}
	recycler.Run()
}