// 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, rbd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, cinder.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, quobyte.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)...)
	allPlugins = append(allPlugins, azure_file.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, configmap.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, vsphere_volume.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, azure_dd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, photon_pd.ProbeVolumePlugins()...)
	return allPlugins
}
Beispiel #2
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// 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
}
Beispiel #3
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// ProbeAttachableVolumePlugins collects all volume plugins for the attach/
// detach controller. VolumeConfiguration is used ot get FlexVolumePluginDir
// which specifies the directory to search for additional third party volume
// plugins.
// The list of plugins is manually compiled. This code and the plugin
// initialization code for kubelet really, really need a through refactor.
func ProbeAttachableVolumePlugins(config componentconfig.VolumeConfiguration) []volume.VolumePlugin {
	allPlugins := []volume.VolumePlugin{}

	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, azure_dd.ProbeVolumePlugins()...)
	allPlugins = append(allPlugins, photon_pd.ProbeVolumePlugins()...)
	return allPlugins
}
Beispiel #4
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// NewAlphaVolumeProvisioner returns a volume provisioner to use when running in
// a cloud or development environment. The alpha implementation of provisioning
// allows 1 implied provisioner per cloud and is here only for compatibility
// with Kubernetes 1.3
// TODO: remove in Kubernetes 1.5
func NewAlphaVolumeProvisioner(cloud cloudprovider.Interface, config componentconfig.VolumeConfiguration) (volume.ProvisionableVolumePlugin, error) {
	switch {
	case !utilconfig.DefaultFeatureGate.DynamicVolumeProvisioning():
		return nil, nil
	case cloud == nil && config.EnableHostPathProvisioning:
		return getProvisionablePluginFromVolumePlugins(host_path.ProbeVolumePlugins(
			volume.VolumeConfig{
				ProvisioningEnabled: true,
			}))
	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())
	case cloud != nil && azure.CloudProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(azure_dd.ProbeVolumePlugins())
	case cloud != nil && photon.ProviderName == cloud.ProviderName():
		return getProvisionablePluginFromVolumePlugins(photon_pd.ProbeVolumePlugins())
	}
	return nil, nil
}