Golang PersistentVolume.Annotations方法代码示例

func addVolumeAnnotation(volume *api.PersistentVolume, annName, annValue string) *api.PersistentVolume {
	if volume.Annotations == nil {
		volume.Annotations = make(map[string]string)
	}
	volume.Annotations[annName] = annValue
	return volume
}

func paramToAnnotations(admin, adminSecretNamespace, adminSecretName string, pv *api.PersistentVolume) {
	if pv.Annotations == nil {
		pv.Annotations = make(map[string]string)
	}
	pv.Annotations[annCephAdminID] = admin
	pv.Annotations[annCephAdminSecretName] = adminSecretName
	pv.Annotations[annCephAdminSecretNameSpace] = adminSecretNamespace
}

// AddVolumeAnnotations adds a golang Map as annotation to a PersistentVolume
func AddVolumeAnnotations(pv *api.PersistentVolume, annotations map[string]string) {
	if pv.Annotations == nil {
		pv.Annotations = map[string]string{}
	}

	for k, v := range annotations {
		pv.Annotations[k] = v
	}
}

func (r *glusterfsVolumeProvisioner) Provision() (*api.PersistentVolume, error) {
	var err error
	if r.options.PVC.Spec.Selector != nil {
		glog.V(4).Infof("glusterfs: not able to parse your claim Selector")
		return nil, fmt.Errorf("glusterfs: not able to parse your claim Selector")
	}
	glog.V(4).Infof("glusterfs: Provison VolumeOptions %v", r.options)
	scName := storageutil.GetClaimStorageClass(r.options.PVC)
	cfg, err := parseClassParameters(r.options.Parameters, r.plugin.host.GetKubeClient())
	if err != nil {
		return nil, err
	}
	r.provisioningConfig = *cfg

	glog.V(4).Infof("glusterfs: creating volume with configuration %+v", r.provisioningConfig)

	gidTable, err := r.plugin.getGidTable(scName, cfg.gidMin, cfg.gidMax)
	if err != nil {
		return nil, fmt.Errorf("glusterfs: failed to get gidTable: %v", err)
	}

	gid, _, err := gidTable.AllocateNext()
	if err != nil {
		glog.Errorf("glusterfs: failed to reserve gid from table: %v", err)
		return nil, fmt.Errorf("glusterfs: failed to reserve gid from table: %v", err)
	}

	glog.V(2).Infof("glusterfs: got gid [%d] for PVC %s", gid, r.options.PVC.Name)

	glusterfs, sizeGB, err := r.CreateVolume(gid)
	if err != nil {
		if release_err := gidTable.Release(gid); release_err != nil {
			glog.Errorf("glusterfs:  error when releasing gid in storageclass: %s", scName)
		}

		glog.Errorf("glusterfs: create volume err: %v.", err)
		return nil, fmt.Errorf("glusterfs: create volume err: %v.", err)
	}
	pv := new(api.PersistentVolume)
	pv.Spec.PersistentVolumeSource.Glusterfs = glusterfs
	pv.Spec.PersistentVolumeReclaimPolicy = r.options.PersistentVolumeReclaimPolicy
	pv.Spec.AccessModes = r.options.PVC.Spec.AccessModes
	if len(pv.Spec.AccessModes) == 0 {
		pv.Spec.AccessModes = r.plugin.GetAccessModes()
	}

	gidStr := strconv.FormatInt(int64(gid), 10)
	pv.Annotations = map[string]string{volumehelper.VolumeGidAnnotationKey: gidStr}

	pv.Spec.Capacity = api.ResourceList{
		api.ResourceName(api.ResourceStorage): resource.MustParse(fmt.Sprintf("%dGi", sizeGB)),
	}
	return pv, nil
}

// newVolume returns a new volume with given attributes
func newVolume(name, capacity, boundToClaimUID, boundToClaimName string, phase api.PersistentVolumePhase, reclaimPolicy api.PersistentVolumeReclaimPolicy, annotations ...string) *api.PersistentVolume {
	volume := api.PersistentVolume{
		ObjectMeta: api.ObjectMeta{
			Name:            name,
			ResourceVersion: "1",
		},
		Spec: api.PersistentVolumeSpec{
			Capacity: api.ResourceList{
				api.ResourceName(api.ResourceStorage): resource.MustParse(capacity),
			},
			PersistentVolumeSource: api.PersistentVolumeSource{
				GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{},
			},
			AccessModes:                   []api.PersistentVolumeAccessMode{api.ReadWriteOnce, api.ReadOnlyMany},
			PersistentVolumeReclaimPolicy: reclaimPolicy,
		},
		Status: api.PersistentVolumeStatus{
			Phase: phase,
		},
	}

	if boundToClaimName != "" {
		volume.Spec.ClaimRef = &api.ObjectReference{
			Kind:       "PersistentVolumeClaim",
			APIVersion: "v1",
			UID:        types.UID(boundToClaimUID),
			Namespace:  testNamespace,
			Name:       boundToClaimName,
		}
	}

	if len(annotations) > 0 {
		volume.Annotations = make(map[string]string)
		for _, a := range annotations {
			switch a {
			case annDynamicallyProvisioned:
				volume.Annotations[a] = mockPluginName
			case annClass:
				volume.Annotations[a] = "gold"
			default:
				volume.Annotations[a] = "yes"
			}
		}
	}

	return &volume
}

func (r *glusterfsVolumeProvisioner) Provision() (*api.PersistentVolume, error) {
	var err error
	var reqGid int64
	gidRandomizer := rand.New(rand.NewSource(time.Now().UnixNano()))
	if r.options.PVC.Spec.Selector != nil {
		glog.V(4).Infof("glusterfs: not able to parse your claim Selector")
		return nil, fmt.Errorf("glusterfs: not able to parse your claim Selector")
	}
	glog.V(4).Infof("glusterfs: Provison VolumeOptions %v", r.options)

	cfg, err := parseClassParameters(r.options.Parameters, r.plugin.host.GetKubeClient())
	if err != nil {
		return nil, err
	}
	r.provisioningConfig = *cfg
	glog.V(4).Infof("glusterfs: creating volume with configuration %+v", r.provisioningConfig)
	reqGid = gidMin + gidRandomizer.Int63n(gidMax)
	glusterfs, sizeGB, err := r.CreateVolume(reqGid)
	if err != nil {
		glog.Errorf("glusterfs: create volume err: %v.", err)
		return nil, fmt.Errorf("glusterfs: create volume err: %v.", err)
	}
	pv := new(api.PersistentVolume)
	pv.Spec.PersistentVolumeSource.Glusterfs = glusterfs
	pv.Spec.PersistentVolumeReclaimPolicy = r.options.PersistentVolumeReclaimPolicy
	pv.Spec.AccessModes = r.options.PVC.Spec.AccessModes
	if len(pv.Spec.AccessModes) == 0 {
		pv.Spec.AccessModes = r.plugin.GetAccessModes()
	}
	sGid := strconv.FormatInt(reqGid, 10)
	pv.Annotations = map[string]string{volumehelper.VolumeGidAnnotationKey: sGid}
	pv.Spec.Capacity = api.ResourceList{
		api.ResourceName(api.ResourceStorage): resource.MustParse(fmt.Sprintf("%dGi", sizeGB)),
	}
	return pv, nil
}