remove storage capability auto detection

Signed-off-by: dkven <dkvvven@gmail.com>

cmd/controller-manager/app/controllers.go

@@ -140,7 +140,6 @@ func addControllers(
 		capability.SnapshotSupported(client.Kubernetes().Discovery()),
 		client.Snapshot().SnapshotV1beta1().VolumeSnapshotClasses(),
 		informerFactory.SnapshotSharedInformerFactory().Snapshot().V1beta1().VolumeSnapshotClasses(),
-		kubernetesInformer.Storage().V1beta1().CSIDrivers(),
 	)
 
 	volumeExpansionController := expansion.NewVolumeExpansionController(

config/default/provisonercapability/disk-csi-qingcloud-com.yaml

@@ -0,0 +1,20 @@
+apiVersion: storage.kubesphere.io/v1alpha1
+kind: ProvisionerCapability
+metadata:
+  name: disk-csi-qingcloud-com
+spec:
+  pluginInfo:
+    name: disk.csi.qingcloud.com
+    version: ""
+  features:
+    topology: true
+    snapshot:
+      create: true
+      list: false
+    volume:
+      attach: true
+      clone: true
+      create: true
+      expandMode: OFFLINE
+      list: false
+      stats: true

config/default/provisonercapability/neonsan-csi-qingstor-com.yaml

@@ -0,0 +1,20 @@
+apiVersion: storage.kubesphere.io/v1alpha1
+kind: ProvisionerCapability
+metadata:
+  name: neonsan-csi-qingstor-com
+spec:
+  pluginInfo:
+    name: neonsan.csi.qingstor.com
+    version: ""
+  features:
+    topology: false
+    snapshot:
+      create: true
+      list: false
+    volume:
+      attach: true
+      clone: true
+      create: true
+      expandMode: OFFLINE
+      list: false
+      stats: true

go.mod

@@ -15,7 +15,6 @@ require (
 	github.com/asaskevich/govalidator v0.0.0-20200428143746-21a406dcc535
 	github.com/aws/aws-sdk-go v1.33.12
 	github.com/beevik/etree v1.1.0
-	github.com/container-storage-interface/spec v1.2.0
 	github.com/containernetworking/cni v0.8.0
 	github.com/coreos/go-oidc v2.1.0+incompatible
 	github.com/davecgh/go-spew v1.1.1

pkg/controller/storage/capability/capability_controller.go

@@ -35,42 +35,36 @@ import (
 	snapinformers "github.com/kubernetes-csi/external-snapshotter/client/v3/informers/externalversions/volumesnapshot/v1beta1"
 	snapshotlisters "github.com/kubernetes-csi/external-snapshotter/client/v3/listers/volumesnapshot/v1beta1"
 	storagev1 "k8s.io/api/storage/v1"
-	storagev1beta1 "k8s.io/api/storage/v1beta1"
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	"k8s.io/apimachinery/pkg/util/wait"
 	storageinformersv1 "k8s.io/client-go/informers/storage/v1"
-	storageinformersv1beta1 "k8s.io/client-go/informers/storage/v1beta1"
 	"k8s.io/client-go/kubernetes/scheme"
 	storageclient "k8s.io/client-go/kubernetes/typed/storage/v1"
 	storagelistersv1 "k8s.io/client-go/listers/storage/v1"
-	storagelistersv1beta1 "k8s.io/client-go/listers/storage/v1beta1"
 	"k8s.io/client-go/tools/cache"
 	"k8s.io/client-go/util/workqueue"
 	"k8s.io/klog"
 
-	capability "kubesphere.io/kubesphere/pkg/apis/storage/v1alpha1"
+	ksstorage "kubesphere.io/kubesphere/pkg/apis/storage/v1alpha1"
 	crdscheme "kubesphere.io/kubesphere/pkg/client/clientset/versioned/scheme"
-	capabilityclient "kubesphere.io/kubesphere/pkg/client/clientset/versioned/typed/storage/v1alpha1"
+	ksstorageclient "kubesphere.io/kubesphere/pkg/client/clientset/versioned/typed/storage/v1alpha1"
-	capabilityinformers "kubesphere.io/kubesphere/pkg/client/informers/externalversions/storage/v1alpha1"
+	ksstorageinformers "kubesphere.io/kubesphere/pkg/client/informers/externalversions/storage/v1alpha1"
-	capabilitylisters "kubesphere.io/kubesphere/pkg/client/listers/storage/v1alpha1"
+	ksstoragelisters "kubesphere.io/kubesphere/pkg/client/listers/storage/v1alpha1"
 )
 
 const (
 	minSnapshotSupportedVersion = "v1.17.0"
-	csiAddressFormat            = "/var/lib/kubelet/plugins/%s/csi.sock"
 	annotationSupportSnapshot   = "storageclass.kubesphere.io/support-snapshot"
 )
 
-type csiAddressGetter func(storageClassProvisioner string) string
-
 type StorageCapabilityController struct {
-	storageClassCapabilityClient capabilityclient.StorageClassCapabilityInterface
+	storageClassCapabilityClient ksstorageclient.StorageClassCapabilityInterface
-	storageCapabilityLister      capabilitylisters.StorageClassCapabilityLister
+	storageClassCapabilityLister ksstoragelisters.StorageClassCapabilityLister
 	storageClassCapabilitySynced cache.InformerSynced
 
-	provisionerCapabilityLister capabilitylisters.ProvisionerCapabilityLister
+	provisionerCapabilityLister ksstoragelisters.ProvisionerCapabilityLister
 	provisionerCapabilitySynced cache.InformerSynced
 
 	storageClassClient storageclient.StorageClassInterface
@@ -82,42 +76,33 @@ type StorageCapabilityController struct {
 	snapshotClassLister snapshotlisters.VolumeSnapshotClassLister
 	snapshotClassSynced cache.InformerSynced
 
-	csiDriverLister storagelistersv1beta1.CSIDriverLister
-	csiDriverSynced cache.InformerSynced
-
-	csiAddressGetter csiAddressGetter
-
 	workQueue workqueue.RateLimitingInterface
 }
 
-// This controller is responsible to watch StorageClass, SnapshotClass.
+// This controller is responsible to watch StorageClass/ProvisionerCapability.
 // And then update StorageClassCapability CRD resource object to the newest status.
 func NewController(
-	capabilityClient capabilityclient.StorageClassCapabilityInterface,
+	storageClassCapabilityClient ksstorageclient.StorageClassCapabilityInterface,
-	capabilityInformer capabilityinformers.Interface,
+	ksStorageInformer ksstorageinformers.Interface,
 	storageClassClient storageclient.StorageClassInterface,
 	storageClassInformer storageinformersv1.StorageClassInformer,
 	snapshotSupported bool,
 	snapshotClassClient snapshotclient.VolumeSnapshotClassInterface,
 	snapshotClassInformer snapinformers.VolumeSnapshotClassInformer,
-	csiDriverInformer storageinformersv1beta1.CSIDriverInformer,
 ) *StorageCapabilityController {
 
 	utilruntime.Must(crdscheme.AddToScheme(scheme.Scheme))
 
 	controller := &StorageCapabilityController{
-		storageClassCapabilityClient: capabilityClient,
+		storageClassCapabilityClient: storageClassCapabilityClient,
-		storageCapabilityLister:      capabilityInformer.StorageClassCapabilities().Lister(),
+		storageClassCapabilityLister: ksStorageInformer.StorageClassCapabilities().Lister(),
-		storageClassCapabilitySynced: capabilityInformer.StorageClassCapabilities().Informer().HasSynced,
+		storageClassCapabilitySynced: ksStorageInformer.StorageClassCapabilities().Informer().HasSynced,
-		provisionerCapabilityLister:  capabilityInformer.ProvisionerCapabilities().Lister(),
+		provisionerCapabilityLister:  ksStorageInformer.ProvisionerCapabilities().Lister(),
-		provisionerCapabilitySynced:  capabilityInformer.ProvisionerCapabilities().Informer().HasSynced,
+		provisionerCapabilitySynced:  ksStorageInformer.ProvisionerCapabilities().Informer().HasSynced,
 		storageClassClient:           storageClassClient,
 		storageClassLister:           storageClassInformer.Lister(),
 		storageClassSynced:           storageClassInformer.Informer().HasSynced,
 		snapshotSupported:            snapshotSupported,
-		csiDriverLister:              csiDriverInformer.Lister(),
-		csiDriverSynced:              csiDriverInformer.Informer().HasSynced,
-		csiAddressGetter:             csiAddress,
 		workQueue:                    workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "StorageClasses"),
 	}
 
@@ -140,12 +125,24 @@ func NewController(
 		DeleteFunc: controller.enqueueStorageClass,
 	})
 
-	csiDriverInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
+	// ProvisionerCapability acts as a value source of its relevant StorageClassCapabilities
-		AddFunc: controller.handlerCSIDriver,
+	// so when a PC is created/updated, the corresponding SCCs should be created(if not exists)/updated
+	// we achive this by simply enqueueing the StorageClasses of the same provisioner
+	// but don't overdo by cascade deleting the SCCs when a PC is deleted
+	// since the role of PCs is more like a template rather than owner to SCCs
+
+	// This is a backward compatible fix to remove the useless auto detection of SCCs
+	// in the future, we will only keep ProvisionerCapability and remove the StorageClassCapability CRD entirely
+	ksStorageInformer.ProvisionerCapabilities().Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
+		AddFunc: controller.handleProvisionerCapability,
 		UpdateFunc: func(oldObj, newObj interface{}) {
-			return
+			newPC := newObj.(*ksstorage.ProvisionerCapability)
+			oldPC := oldObj.(*ksstorage.ProvisionerCapability)
+			if newPC.ResourceVersion == oldPC.ResourceVersion {
+				return
+			}
+			controller.handleProvisionerCapability(newObj)
 		},
-		DeleteFunc: controller.handlerCSIDriver,
 	})
 
 	return controller
@@ -165,7 +162,6 @@ func (c *StorageCapabilityController) Run(threadCnt int, stopCh <-chan struct{})
 		c.storageClassCapabilitySynced,
 		c.provisionerCapabilitySynced,
 		c.storageClassSynced,
-		c.csiDriverSynced,
 	}
 
 	if c.snapshotAllowed() {
@@ -185,16 +181,16 @@ func (c *StorageCapabilityController) Run(threadCnt int, stopCh <-chan struct{})
 	return nil
 }
 
-func (c *StorageCapabilityController) handlerCSIDriver(obj interface{}) {
+func (c *StorageCapabilityController) handleProvisionerCapability(obj interface{}) {
-	csiDriver := obj.(*storagev1beta1.CSIDriver)
+	provisionerCapability := obj.(*ksstorage.ProvisionerCapability)
 	storageClasses, err := c.storageClassLister.List(labels.Everything())
 	if err != nil {
-		klog.Error("list StorageClass error when handler csiDriver", err)
+		klog.Error("list StorageClass error when handle provisionerCapability", err)
 		return
 	}
 	for _, storageClass := range storageClasses {
-		if storageClass.Provisioner == csiDriver.Name {
+		if getProvisionerCapabilityName(storageClass.Provisioner) == provisionerCapability.Name {
-			klog.V(4).Infof("enqueue StorageClass %s when handling csiDriver", storageClass.Name)
+			klog.V(4).Infof("enqueue StorageClass %s while handling provisionerCapability", storageClass.Name)
 			c.enqueueStorageClass(storageClass)
 		}
 	}
@@ -277,14 +273,16 @@ func (c *StorageCapabilityController) syncHandler(key string) error {
 	if err != nil {
 		return err
 	}
-	// No capability because csi-plugin not installed
+	// The corresponding ProvisionerCapability Object does not exist
 	if capabilitySpec == nil {
-		klog.Infof("StorageClass %s has no capability", name)
+		klog.Infof("Can't get StorageClass %s's capability", name)
 		err = c.updateStorageClassSnapshotSupported(storageClass, false)
 		if err != nil {
 			return err
 		}
-		return c.deleteStorageCapability(name)
+		// Don't delete the already created SCC
+		// as it might be created manually by user
+		return nil
 	}
 	klog.Infof("StorageClass %s has capability %v", name, capabilitySpec)
 
@@ -315,11 +313,11 @@ func (c *StorageCapabilityController) syncHandler(key string) error {
 	}
 
 	// Handle StorageClassCapability with the same name of StorageClass
-	storageClassCapabilityExist, err := c.storageCapabilityLister.Get(storageClass.Name)
+	storageClassCapabilityExist, err := c.storageClassCapabilityLister.Get(storageClass.Name)
 	if err != nil {
 		if errors.IsNotFound(err) {
 			// If StorageClassCapability doesn't exist, create it
-			storageClassCapabilityCreate := &capability.StorageClassCapability{ObjectMeta: metav1.ObjectMeta{Name: storageClass.Name}}
+			storageClassCapabilityCreate := &ksstorage.StorageClassCapability{ObjectMeta: metav1.ObjectMeta{Name: storageClass.Name}}
 			storageClassCapabilityCreate.Spec = *capabilitySpec
 			klog.Info("Create StorageClassCapability: ", storageClassCapabilityCreate)
 			_, err = c.storageClassCapabilityClient.Create(context.Background(), storageClassCapabilityCreate, metav1.CreateOptions{})
@@ -355,7 +353,7 @@ func (c *StorageCapabilityController) updateStorageClassSnapshotSupported(storag
 }
 
 func (c *StorageCapabilityController) deleteStorageCapability(name string) error {
-	_, err := c.storageCapabilityLister.Get(name)
+	_, err := c.storageClassCapabilityLister.Get(name)
 	if err != nil {
 		if errors.IsNotFound(err) {
 			return nil
@@ -381,7 +379,7 @@ func (c *StorageCapabilityController) deleteSnapshotClass(name string) error {
 	return c.snapshotClassClient.Delete(context.Background(), name, metav1.DeleteOptions{})
 }
 
-func (c *StorageCapabilityController) capabilityFromProvisioner(provisioner string) (*capability.StorageClassCapabilitySpec, error) {
+func (c *StorageCapabilityController) capabilityFromProvisioner(provisioner string) (*ksstorage.StorageClassCapabilitySpec, error) {
 	provisionerCapability, err := c.provisionerCapabilityLister.Get(getProvisionerCapabilityName(provisioner))
 	if err != nil {
 		if errors.IsNotFound(err) {
@@ -390,13 +388,13 @@ func (c *StorageCapabilityController) capabilityFromProvisioner(provisioner stri
 		return nil, err
 	}
 	klog.V(4).Infof("get provisioner capability:%s %s", provisioner, provisionerCapability.Name)
-	capabilitySpec := &capability.StorageClassCapabilitySpec{
+	capabilitySpec := &ksstorage.StorageClassCapabilitySpec{
 		Features: provisionerCapability.Spec.Features,
 	}
 	return capabilitySpec, nil
 }
 
-func (c *StorageCapabilityController) getCapabilitySpec(storageClass *storagev1.StorageClass) (*capability.StorageClassCapabilitySpec, error) {
+func (c *StorageCapabilityController) getCapabilitySpec(storageClass *storagev1.StorageClass) (*ksstorage.StorageClassCapabilitySpec, error) {
 	// get from provisioner capability first
 	klog.V(4).Info("get cap ", storageClass.Provisioner)
 	capabilitySpec, err := c.capabilityFromProvisioner(storageClass.Provisioner)
@@ -404,24 +402,10 @@ func (c *StorageCapabilityController) getCapabilitySpec(storageClass *storagev1.
 		return nil, err
 	}
 
-	// csi of storage capability
-	if capabilitySpec == nil {
-		isCsi, err := c.isCSIStorage(storageClass.Provisioner)
-		if err != nil {
-			return nil, err
-		}
-		if isCsi {
-			capabilitySpec, err = csiCapability(c.csiAddressGetter(storageClass.Provisioner))
-			if err != nil {
-				return nil, err
-			}
-		}
-	}
-
 	if capabilitySpec != nil {
 		capabilitySpec.Provisioner = storageClass.Provisioner
 		if storageClass.AllowVolumeExpansion == nil || !*storageClass.AllowVolumeExpansion {
-			capabilitySpec.Features.Volume.Expand = capability.ExpandModeUnknown
+			capabilitySpec.Features.Volume.Expand = ksstorage.ExpandModeUnknown
 		}
 		if !c.snapshotSupported {
 			capabilitySpec.Features.Snapshot.Create = false
@@ -431,22 +415,6 @@ func (c *StorageCapabilityController) getCapabilitySpec(storageClass *storagev1.
 	return capabilitySpec, nil
 }
 
-func (c *StorageCapabilityController) isCSIStorage(provisioner string) (bool, error) {
-	_, err := c.csiDriverLister.Get(provisioner)
-	if err != nil {
-		if errors.IsNotFound(err) {
-			return false, nil
-		}
-		return false, err
-	}
-	return true, nil
-}
-
-// this is used for test of CSIDriver on windows
-func (c *StorageCapabilityController) setCSIAddressGetter(getter csiAddressGetter) {
-	c.csiAddressGetter = getter
-}
-
 func (c *StorageCapabilityController) snapshotAllowed() bool {
 	return c.snapshotSupported && c.snapshotClassClient != nil && c.snapshotClassLister != nil && c.snapshotClassSynced != nil
 }
@@ -464,10 +432,6 @@ func SnapshotSupported(discoveryInterface discovery.DiscoveryInterface) bool {
 	return ver.AtLeast(minVer)
 }
 
-func csiAddress(provisioner string) string {
-	return fmt.Sprintf(csiAddressFormat, provisioner)
-}
-
 func getProvisionerCapabilityName(provisioner string) string {
 	return strings.NewReplacer(".", "-", "/", "-").Replace(provisioner)
 }

pkg/controller/storage/capability/capability_controller_test.go

@@ -19,11 +19,8 @@
 package capability
 
 import (
-	"math/rand"
-
 	"github.com/google/go-cmp/cmp"
 
-	//"github.com/google/go-cmp/cmp"
 	"reflect"
 	"testing"
 	"time"
@@ -32,7 +29,6 @@ import (
 	snapfake "github.com/kubernetes-csi/external-snapshotter/client/v3/clientset/versioned/fake"
 	snapinformers "github.com/kubernetes-csi/external-snapshotter/client/v3/informers/externalversions"
 	storagev1 "k8s.io/api/storage/v1"
-	storagev1beta1 "k8s.io/api/storage/v1beta1"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
@@ -59,7 +55,7 @@ type fixture struct {
 	snapshotClassClient *snapfake.Clientset
 	ksClient            *ksfake.Clientset
 	// Objects from here preload into NewSimpleFake.
-	storageObjects       []runtime.Object // include StorageClass and CSIDriver
+	storageObjects       []runtime.Object // include StorageClass
 	snapshotClassObjects []runtime.Object
 	capabilityObjects    []runtime.Object //  include StorageClassCapability and ProvisionerCapability
 	// Objects to put in the store.
@@ -67,19 +63,14 @@ type fixture struct {
 	snapshotClassLister          []*snapbeta1.VolumeSnapshotClass
 	storageClassCapabilityLister []*ksv1alpha1.StorageClassCapability
 	provisionerCapabilityLister  []*ksv1alpha1.ProvisionerCapability
-	csiDriverLister              []*storagev1beta1.CSIDriver
 	// Actions expected to happen on the client.
 	actions []core.Action
-	// CSI server
-	runCSIServer  bool
-	fakeCSIServer *fakeCSIServer
 }
 
-func newFixture(t *testing.T, snapshotSupported bool, runCSIServer bool) *fixture {
+func newFixture(t *testing.T, snapshotSupported bool) *fixture {
 	return &fixture{
 		t:                 t,
 		snapshotSupported: snapshotSupported,
-		runCSIServer:      runCSIServer,
 	}
 }
 
@@ -104,21 +95,11 @@ func (f *fixture) newController() (*StorageCapabilityController,
 		f.snapshotSupported,
 		f.snapshotClassClient.SnapshotV1beta1().VolumeSnapshotClasses(),
 		snapshotInformers.Snapshot().V1beta1().VolumeSnapshotClasses(),
-		k8sInformers.Storage().V1beta1().CSIDrivers(),
 	)
-	if f.runCSIServer {
-		port := 30000 + rand.Intn(100)
-		fakeCSIServer, address := newTestCSIServer(port)
-		f.fakeCSIServer = fakeCSIServer
-		c.setCSIAddressGetter(func(storageClassProvisioner string) string { return address })
-	}
 
 	for _, storageClass := range f.storageClassLister {
 		_ = k8sInformers.Storage().V1().StorageClasses().Informer().GetIndexer().Add(storageClass)
 	}
-	for _, csiDriver := range f.csiDriverLister {
-		_ = k8sInformers.Storage().V1beta1().CSIDrivers().Informer().GetIndexer().Add(csiDriver)
-	}
 	for _, snapshotClass := range f.snapshotClassLister {
 		_ = snapshotInformers.Snapshot().V1beta1().VolumeSnapshotClasses().Informer().GetIndexer().Add(snapshotClass)
 	}
@@ -135,11 +116,6 @@ func (f *fixture) newController() (*StorageCapabilityController,
 func (f *fixture) runController(scName string, startInformers bool, expectError bool) {
 	c, k8sI, crdI, snapI := f.newController()
 
-	if f.runCSIServer {
-		f.fakeCSIServer.run()
-		defer f.fakeCSIServer.stop()
-	}
-
 	if startInformers {
 		stopCh := make(chan struct{})
 		defer close(stopCh)
@@ -276,6 +252,26 @@ func newStorageClass(name string, provisioner string) *storagev1.StorageClass {
 	}
 }
 
+func newStorageClassCapabilitySpec() *ksv1alpha1.StorageClassCapabilitySpec {
+	return &ksv1alpha1.StorageClassCapabilitySpec{
+		Features: ksv1alpha1.CapabilityFeatures{
+			Topology: false,
+			Volume: ksv1alpha1.VolumeFeature{
+				Create: true,
+				Attach: false,
+				List:   false,
+				Clone:  true,
+				Stats:  true,
+				Expand: ksv1alpha1.ExpandModeOffline,
+			},
+			Snapshot: ksv1alpha1.SnapshotFeature{
+				Create: true,
+				List:   false,
+			},
+		},
+	}
+}
+
 func newStorageClassCapability(storageClass *storagev1.StorageClass) *ksv1alpha1.StorageClassCapability {
 	storageClassCapability := &ksv1alpha1.StorageClassCapability{}
 	storageClassCapability.Name = storageClass.Name
@@ -289,17 +285,9 @@ func newProvisionerCapability(storageClass *storagev1.StorageClass) *ksv1alpha1.
 	provisionerCapability.Name = getProvisionerCapabilityName(storageClass.Provisioner)
 	provisionerCapability.Spec.PluginInfo.Name = storageClass.Provisioner
 	provisionerCapability.Spec.Features = newStorageClassCapabilitySpec().Features
-	// ProvisionerCapability snapshot is always false
-	provisionerCapability.Spec.Features.Snapshot.Create = false
 	return provisionerCapability
 }
 
-func newCSIDriver(storageClass *storagev1.StorageClass) *storagev1beta1.CSIDriver {
-	csiDriver := &storagev1beta1.CSIDriver{}
-	csiDriver.Name = storageClass.Provisioner
-	return csiDriver
-}
-
 func newSnapshotClass(storageClass *storagev1.StorageClass) *snapbeta1.VolumeSnapshotClass {
 	return &snapbeta1.VolumeSnapshotClass{
 		ObjectMeta: v1.ObjectMeta{
@@ -320,18 +308,19 @@ func getKey(sc *storagev1.StorageClass, t *testing.T) string {
 }
 
 func TestCreateStorageClass(t *testing.T) {
-	fixture := newFixture(t, true, true)
+	fixture := newFixture(t, true)
 	storageClass := newStorageClass("csi-example", "csi.example.com")
 	storageClassUpdate := storageClass.DeepCopy()
 	storageClassUpdate.Annotations = map[string]string{annotationSupportSnapshot: "true"}
+	provisionerCapability := newProvisionerCapability(storageClass)
 	snapshotClass := newSnapshotClass(storageClass)
 	storageClassCapability := newStorageClassCapability(storageClass)
-	csiDriver := newCSIDriver(storageClass)
 
 	// Objects exist
-	fixture.storageObjects = append(fixture.storageObjects, storageClass, csiDriver)
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
 	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
-	fixture.csiDriverLister = append(fixture.csiDriverLister, csiDriver)
+	fixture.capabilityObjects = append(fixture.capabilityObjects, provisionerCapability)
+	fixture.provisionerCapabilityLister = append(fixture.provisionerCapabilityLister, provisionerCapability)
 
 	// Action expected
 	fixture.expectCreateSnapshotClassAction(snapshotClass)
@@ -342,28 +331,69 @@ func TestCreateStorageClass(t *testing.T) {
 	fixture.run(getKey(storageClass, t))
 }
 
+func TestCreateStorageClassWithoutProvisionerCapability(t *testing.T) {
+	fixture := newFixture(t, true)
+	storageClass := newStorageClass("csi-example", "csi.example.com")
+
+	// Objects exist
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
+	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
+
+	storageClassUpdate := storageClass.DeepCopy()
+	storageClassUpdate.Annotations = map[string]string{annotationSupportSnapshot: "false"}
+	fixture.expectUpdateStorageClassAction(storageClassUpdate)
+
+	// Run test
+	fixture.run(getKey(storageClass, t))
+}
+
 func TestUpdateStorageClass(t *testing.T) {
 	storageClass := newStorageClass("csi-example", "csi.example.com")
 	storageClass.Annotations = map[string]string{annotationSupportSnapshot: "true"}
 	snapshotClass := newSnapshotClass(storageClass)
 	storageClassCapabilityUpdate := newStorageClassCapability(storageClass)
 	storageClassCapability := newStorageClassCapability(storageClass)
+	provisionerCapability := newProvisionerCapability(storageClass)
 	//old and new should have deference
 	storageClassCapability.Spec.Features.Volume.Create = !storageClassCapability.Spec.Features.Volume.Create
-	csiDriver := newCSIDriver(storageClass)
 
-	fixture := newFixture(t, true, true)
+	fixture := newFixture(t, true)
 	// Object exist
-	fixture.storageObjects = append(fixture.storageObjects, storageClass, csiDriver)
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
+	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
+	fixture.snapshotClassObjects = append(fixture.snapshotClassObjects, snapshotClass)
+	fixture.snapshotClassLister = append(fixture.snapshotClassLister, snapshotClass)
+	fixture.capabilityObjects = append(fixture.capabilityObjects, storageClassCapability, provisionerCapability)
+	fixture.storageClassCapabilityLister = append(fixture.storageClassCapabilityLister, storageClassCapability)
+	fixture.provisionerCapabilityLister = append(fixture.provisionerCapabilityLister, provisionerCapability)
+
+	// Action expected
+	fixture.expectUpdateStorageClassCapabilitiesAction(storageClassCapabilityUpdate)
+
+	// Run test
+	fixture.run(getKey(storageClass, t))
+}
+
+func TestUpdateStorageClassWithoutProvisionerCapability(t *testing.T) {
+	storageClass := newStorageClass("csi-example", "csi.example.com")
+	storageClass.Annotations = map[string]string{annotationSupportSnapshot: "true"}
+	storageClassUpdate := storageClass.DeepCopy()
+	storageClassUpdate.Annotations[annotationSupportSnapshot] = "false"
+	snapshotClass := newSnapshotClass(storageClass)
+	storageClassCapability := newStorageClassCapability(storageClass)
+	//old and new should have deference
+	storageClassCapability.Spec.Features.Volume.Create = !storageClassCapability.Spec.Features.Volume.Create
+
+	fixture := newFixture(t, true)
+	// Object exist
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
 	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
-	fixture.csiDriverLister = append(fixture.csiDriverLister, csiDriver)
 	fixture.snapshotClassObjects = append(fixture.snapshotClassObjects, snapshotClass)
 	fixture.snapshotClassLister = append(fixture.snapshotClassLister, snapshotClass)
 	fixture.capabilityObjects = append(fixture.capabilityObjects, storageClassCapability)
 	fixture.storageClassCapabilityLister = append(fixture.storageClassCapabilityLister, storageClassCapability)
 
-	// Action expected
+	fixture.expectUpdateStorageClassAction(storageClassUpdate)
-	fixture.expectUpdateStorageClassCapabilitiesAction(storageClassCapabilityUpdate)
 
 	// Run test
 	fixture.run(getKey(storageClass, t))
@@ -374,12 +404,9 @@ func TestDeleteStorageClass(t *testing.T) {
 	snapshotClass := newSnapshotClass(storageClass)
 	storageClassCapability := newStorageClassCapability(storageClass)
 
-	csiDriver := newCSIDriver(storageClass)
+	fixture := newFixture(t, true)
-
-	fixture := newFixture(t, true, true)
 	// Object exist
-	fixture.storageObjects = append(fixture.storageObjects, csiDriver)
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
-	fixture.csiDriverLister = append(fixture.csiDriverLister, csiDriver)
 	fixture.snapshotClassObjects = append(fixture.snapshotClassObjects, snapshotClass)
 	fixture.snapshotClassLister = append(fixture.snapshotClassLister, snapshotClass)
 	fixture.capabilityObjects = append(fixture.capabilityObjects, storageClassCapability)
@@ -394,7 +421,8 @@ func TestDeleteStorageClass(t *testing.T) {
 }
 
 func TestCreateStorageClassNotSupportSnapshot(t *testing.T) {
-	fixture := newFixture(t, false, true)
+	// K8S version < 1.17.0
+	fixture := newFixture(t, false)
 	storageClass := newStorageClass("csi-example", "csi.example.com")
 	storageClassUpdate := storageClass.DeepCopy()
 	storageClassUpdate.Annotations = map[string]string{annotationSupportSnapshot: "false"}
@@ -402,32 +430,31 @@ func TestCreateStorageClassNotSupportSnapshot(t *testing.T) {
 	storageClassCapability.Spec.Features.Snapshot.Create = false
 	storageClassCapability.Spec.Features.Snapshot.List = false
 	provisionerCapability := newProvisionerCapability(storageClass)
-	csiDriver := newCSIDriver(storageClass)
+
-
+	// Objects exist
-	// Objects exist
+	fixture.storageObjects = append(fixture.storageObjects, storageClass)
-	fixture.storageObjects = append(fixture.storageObjects, storageClass, csiDriver)
+	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
-	fixture.storageClassLister = append(fixture.storageClassLister, storageClass)
+	fixture.capabilityObjects = append(fixture.capabilityObjects, provisionerCapability)
-	fixture.csiDriverLister = append(fixture.csiDriverLister, csiDriver)
+	fixture.provisionerCapabilityLister = append(fixture.provisionerCapabilityLister, provisionerCapability)
-	fixture.capabilityObjects = append(fixture.capabilityObjects, provisionerCapability)
+
-	fixture.provisionerCapabilityLister = append(fixture.provisionerCapabilityLister, provisionerCapability)
+	// Action expected
-
+	fixture.expectUpdateStorageClassAction(storageClassUpdate)
-	// Action expected
+	fixture.expectCreateStorageClassCapabilitiesAction(storageClassCapability)
-	fixture.expectUpdateStorageClassAction(storageClassUpdate)
+
-	fixture.expectCreateStorageClassCapabilitiesAction(storageClassCapability)
+	// Run test
-
+	fixture.run(getKey(storageClass, t))
-	// Run test
+}
-	fixture.run(getKey(storageClass, t))
+
-}
+func TestCreateStorageClassNotHaveSnapshotCap(t *testing.T) {
-
+	// Storage has no snapshot capability
-func TestCreateStorageClassInTree(t *testing.T) {
+	fixture := newFixture(t, true)
-	// InTree Storage has no snapshot capability
+	storageClass := newStorageClass("csi-example", "csi.example.com")
-	fixture := newFixture(t, true, true)
+	storageClassUpdate := storageClass.DeepCopy()
-	storageClass := newStorageClass("csi-example", "csi.example.com")
+	storageClassUpdate.Annotations = map[string]string{annotationSupportSnapshot: "false"}
-	storageClassUpdate := storageClass.DeepCopy()
+	storageClassCapability := newStorageClassCapability(storageClass)
-	storageClassUpdate.Annotations = map[string]string{annotationSupportSnapshot: "false"}
+	storageClassCapability.Spec.Features.Snapshot.Create = false
-	storageClassCapability := newStorageClassCapability(storageClass)
+	provisionerCapability := newProvisionerCapability(storageClass)
-	storageClassCapability.Spec.Features.Snapshot.Create = false
+	provisionerCapability.Spec.Features.Snapshot.Create = false
-	provisionerCapability := newProvisionerCapability(storageClass)
 
 	// Objects exist
 	fixture.storageObjects = append(fixture.storageObjects, storageClass)

pkg/controller/storage/capability/csi_capability.go

@@ -1,168 +0,0 @@
-/*
-
- Copyright 2020 The KubeSphere Authors.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-     http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-*/
-package capability
-
-import (
-	"context"
-	"errors"
-	"net"
-	"net/url"
-	"time"
-
-	"github.com/container-storage-interface/spec/lib/go/csi"
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/connectivity"
-	"google.golang.org/grpc/keepalive"
-
-	"kubesphere.io/kubesphere/pkg/apis/storage/v1alpha1"
-)
-
-const (
-	dialDuration    = time.Second * 5
-	requestDuration = time.Second * 10
-)
-
-func csiCapability(csiAddress string) (*v1alpha1.StorageClassCapabilitySpec, error) {
-	csiConn, err := connect(csiAddress)
-	if err != nil {
-		return nil, err
-	}
-	defer func() { _ = csiConn.Close() }()
-
-	ctx, cancel := context.WithTimeout(context.Background(), requestDuration)
-	defer cancel()
-
-	spec := &v1alpha1.StorageClassCapabilitySpec{}
-	err = addPluginCapabilities(ctx, csiConn, spec)
-	if err != nil {
-		return nil, err
-	}
-	err = addControllerCapabilities(ctx, csiConn, spec)
-	if err != nil {
-		return nil, err
-	}
-	err = addNodeCapabilities(ctx, csiConn, spec)
-	if err != nil {
-		return nil, err
-	}
-	return spec, nil
-
-}
-
-func addPluginCapabilities(ctx context.Context, conn *grpc.ClientConn, spec *v1alpha1.StorageClassCapabilitySpec) error {
-	identityClient := csi.NewIdentityClient(conn)
-	pluginCapabilitiesResponse, err := identityClient.GetPluginCapabilities(ctx, &csi.GetPluginCapabilitiesRequest{})
-	if err != nil {
-		return err
-	}
-
-	for _, capability := range pluginCapabilitiesResponse.GetCapabilities() {
-		if capability == nil {
-			continue
-		}
-		if capability.GetService().GetType() == csi.PluginCapability_Service_VOLUME_ACCESSIBILITY_CONSTRAINTS {
-			spec.Features.Topology = true
-		}
-		volumeExpansion := capability.GetVolumeExpansion()
-		if volumeExpansion != nil {
-			switch volumeExpansion.GetType() {
-			case csi.PluginCapability_VolumeExpansion_ONLINE:
-				spec.Features.Volume.Expand = v1alpha1.ExpandModeOnline
-			case csi.PluginCapability_VolumeExpansion_OFFLINE:
-				spec.Features.Volume.Expand = v1alpha1.ExpandModeOffline
-			}
-		}
-	}
-	return nil
-}
-
-func addControllerCapabilities(ctx context.Context, conn *grpc.ClientConn, spec *v1alpha1.StorageClassCapabilitySpec) error {
-	controllerClient := csi.NewControllerClient(conn)
-	controllerCapabilitiesResponse, err := controllerClient.ControllerGetCapabilities(ctx, &csi.ControllerGetCapabilitiesRequest{})
-	if err != nil {
-		return err
-	}
-	for _, capability := range controllerCapabilitiesResponse.GetCapabilities() {
-		switch capability.GetRpc().GetType() {
-		case csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME:
-			spec.Features.Volume.Create = true
-		case csi.ControllerServiceCapability_RPC_PUBLISH_UNPUBLISH_VOLUME:
-			spec.Features.Volume.Attach = true
-		case csi.ControllerServiceCapability_RPC_LIST_VOLUMES:
-			spec.Features.Volume.List = true
-		case csi.ControllerServiceCapability_RPC_CLONE_VOLUME:
-			spec.Features.Volume.Clone = true
-		case csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT:
-			spec.Features.Snapshot.Create = true
-		case csi.ControllerServiceCapability_RPC_LIST_SNAPSHOTS:
-			spec.Features.Snapshot.List = true
-		}
-	}
-	return nil
-}
-
-func addNodeCapabilities(ctx context.Context, conn *grpc.ClientConn, spec *v1alpha1.StorageClassCapabilitySpec) error {
-	nodeClient := csi.NewNodeClient(conn)
-	controllerCapabilitiesResponse, err := nodeClient.NodeGetCapabilities(ctx, &csi.NodeGetCapabilitiesRequest{})
-	if err != nil {
-		return err
-	}
-	for _, capability := range controllerCapabilitiesResponse.GetCapabilities() {
-		switch capability.GetRpc().GetType() {
-		case csi.NodeServiceCapability_RPC_GET_VOLUME_STATS:
-			spec.Features.Volume.Stats = true
-		}
-	}
-	return nil
-}
-
-// Connect address by GRPC
-func connect(address string) (*grpc.ClientConn, error) {
-	dialOptions := []grpc.DialOption{
-		grpc.WithInsecure(),
-	}
-	u, err := url.Parse(address)
-	if err == nil && (!u.IsAbs() || u.Scheme == "unix") {
-		dialOptions = append(dialOptions,
-			grpc.WithDialer(
-				func(addr string, timeout time.Duration) (net.Conn, error) {
-					return net.DialTimeout("unix", u.Path, timeout)
-				}))
-	}
-	// This is necessary when connecting via TCP and does not hurt
-	// when using Unix domain sockets. It ensures that gRPC detects a dead connection
-	// in a timely manner.
-	dialOptions = append(dialOptions,
-		grpc.WithKeepaliveParams(keepalive.ClientParameters{PermitWithoutStream: true}))
-
-	conn, err := grpc.Dial(address, dialOptions...)
-	if err != nil {
-		return nil, err
-	}
-
-	ctx, cancel := context.WithTimeout(context.Background(), dialDuration)
-	defer cancel()
-	for {
-		if !conn.WaitForStateChange(ctx, conn.GetState()) {
-			return conn, errors.New("connection timed out")
-		}
-		if conn.GetState() == connectivity.Ready {
-			return conn, nil
-		}
-	}
-}

pkg/controller/storage/capability/csi_capability_test.go

@@ -1,190 +0,0 @@
-/*
-
- Copyright 2020 The KubeSphere Authors.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-     http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-*/
-package capability
-
-import (
-	"context"
-	"fmt"
-	"net"
-	"os"
-	"path/filepath"
-	"runtime"
-	"strings"
-	"testing"
-
-	"github.com/container-storage-interface/spec/lib/go/csi"
-	"github.com/google/go-cmp/cmp"
-	"google.golang.org/grpc"
-	"k8s.io/apimachinery/pkg/util/rand"
-	"k8s.io/klog"
-
-	"kubesphere.io/kubesphere/pkg/apis/storage/v1alpha1"
-)
-
-var DefaultControllerRPCType = []csi.ControllerServiceCapability_RPC_Type{
-	csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME,
-	csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT,
-	csi.ControllerServiceCapability_RPC_EXPAND_VOLUME,
-	csi.ControllerServiceCapability_RPC_CLONE_VOLUME,
-}
-
-var DefaultNodeRPCType = []csi.NodeServiceCapability_RPC_Type{
-	csi.NodeServiceCapability_RPC_STAGE_UNSTAGE_VOLUME,
-	csi.NodeServiceCapability_RPC_EXPAND_VOLUME,
-	csi.NodeServiceCapability_RPC_GET_VOLUME_STATS,
-}
-
-var DefaultPluginCapability = []*csi.PluginCapability{
-	{
-		Type: &csi.PluginCapability_Service_{
-			Service: &csi.PluginCapability_Service{
-				Type: csi.PluginCapability_Service_CONTROLLER_SERVICE,
-			},
-		},
-	},
-	{
-		Type: &csi.PluginCapability_VolumeExpansion_{
-			VolumeExpansion: &csi.PluginCapability_VolumeExpansion{
-				Type: csi.PluginCapability_VolumeExpansion_OFFLINE,
-			},
-		},
-	},
-}
-
-type fakeCSIServer struct {
-	csi.UnimplementedIdentityServer
-	csi.UnimplementedControllerServer
-	csi.UnimplementedNodeServer
-	network string
-	address string
-	server  *grpc.Server
-}
-
-func newTestCSIServer(port int) (csiServer *fakeCSIServer, address string) {
-	if runtime.GOOS == "windows" {
-		address = fmt.Sprintf("localhost:%d", +port)
-		csiServer = newFakeCSIServer("tcp", address)
-	} else {
-		address = filepath.Join(os.TempDir(), "csi.sock"+rand.String(4))
-		csiServer = newFakeCSIServer("unix", address)
-		address = "unix://" + address
-	}
-	return csiServer, address
-}
-
-func newFakeCSIServer(network, address string) *fakeCSIServer {
-	return &fakeCSIServer{
-		network: network,
-		address: address,
-	}
-}
-
-func (f *fakeCSIServer) run() {
-	listener, err := net.Listen(f.network, f.address)
-	if err != nil {
-		klog.Error("fake CSI server listen failed, ", err)
-		return
-	}
-	server := grpc.NewServer()
-	csi.RegisterIdentityServer(server, f)
-	csi.RegisterControllerServer(server, f)
-	csi.RegisterNodeServer(server, f)
-	go func() {
-		err = server.Serve(listener)
-		if err != nil && !strings.Contains(err.Error(), "stopped") {
-			klog.Error("fake CSI server serve failed, ", err)
-		}
-	}()
-	f.server = server
-}
-
-func (f *fakeCSIServer) stop() {
-	if f.server != nil {
-		f.server.Stop()
-	}
-}
-
-func (*fakeCSIServer) GetPluginCapabilities(ctx context.Context, req *csi.GetPluginCapabilitiesRequest) (*csi.GetPluginCapabilitiesResponse, error) {
-	return &csi.GetPluginCapabilitiesResponse{Capabilities: DefaultPluginCapability}, nil
-}
-
-func (*fakeCSIServer) ControllerGetCapabilities(ctx context.Context, req *csi.ControllerGetCapabilitiesRequest) (*csi.ControllerGetCapabilitiesResponse, error) {
-	var capabilities []*csi.ControllerServiceCapability
-	for _, rpcType := range DefaultControllerRPCType {
-		capability := &csi.ControllerServiceCapability{
-			Type: &csi.ControllerServiceCapability_Rpc{
-				Rpc: &csi.ControllerServiceCapability_RPC{
-					Type: rpcType,
-				},
-			},
-		}
-		capabilities = append(capabilities, capability)
-	}
-	return &csi.ControllerGetCapabilitiesResponse{Capabilities: capabilities}, nil
-}
-
-func (*fakeCSIServer) NodeGetCapabilities(ctx context.Context, req *csi.NodeGetCapabilitiesRequest) (*csi.NodeGetCapabilitiesResponse, error) {
-	var capabilities []*csi.NodeServiceCapability
-	for _, rpcType := range DefaultNodeRPCType {
-		capability := &csi.NodeServiceCapability{
-			Type: &csi.NodeServiceCapability_Rpc{
-				Rpc: &csi.NodeServiceCapability_RPC{
-					Type: rpcType,
-				},
-			},
-		}
-		capabilities = append(capabilities, capability)
-	}
-	return &csi.NodeGetCapabilitiesResponse{Capabilities: capabilities}, nil
-}
-
-func Test_CSICapability(t *testing.T) {
-	fakeCSIServer, address := newTestCSIServer(30087)
-	fakeCSIServer.run()
-	defer fakeCSIServer.stop()
-
-	specGot, err := csiCapability(address)
-	if err != nil {
-		t.Error(err)
-	}
-
-	specExpected := newStorageClassCapabilitySpec()
-	if diff := cmp.Diff(specGot, specExpected); diff != "" {
-		t.Errorf("%T differ (-got, +want): %s", specExpected, diff)
-	}
-}
-
-func newStorageClassCapabilitySpec() *v1alpha1.StorageClassCapabilitySpec {
-	return &v1alpha1.StorageClassCapabilitySpec{
-		Features: v1alpha1.CapabilityFeatures{
-			Topology: false,
-			Volume: v1alpha1.VolumeFeature{
-				Create: true,
-				Attach: false,
-				List:   false,
-				Clone:  true,
-				Stats:  true,
-				Expand: v1alpha1.ExpandModeOffline,
-			},
-			Snapshot: v1alpha1.SnapshotFeature{
-				Create: true,
-				List:   false,
-			},
-		},
-	}
-}