Remove unused manila code (kubernetes#2299)

Author: kayrus

cmd/manila-csi-plugin/main.go

@@ -27,7 +27,6 @@ import (
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/csiclient"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/manilaclient"
-	"k8s.io/cloud-provider-openstack/pkg/csi/manila/options"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/runtimeconfig"
 	"k8s.io/component-base/cli"
 	"k8s.io/klog/v2"
@@ -65,38 +64,6 @@ func validateShareProtocolSelector(v string) error {
 	return fmt.Errorf("share protocol %q not supported; supported protocols are %v", v, supportedShareProtocols)
 }
 
-func parseCompatOpts() (*options.CompatibilityOptions, error) {
-	data := make(map[string]string)
-
-	if compatibilitySettings == "" {
-		return options.NewCompatibilityOptions(data)
-	}
-
-	knownCompatSettings := map[string]interface{}{}
-
-	isKnown := func(v string) bool {
-		_, ok := knownCompatSettings[v]
-		return ok
-	}
-
-	settings := strings.Split(compatibilitySettings, ",")
-	for _, elem := range settings {
-		setting := strings.SplitN(elem, "=", 2)
-
-		if len(setting) != 2 || setting[0] == "" || setting[1] == "" {
-			return nil, fmt.Errorf("invalid format in option %v, expected KEY=VALUE", setting)
-		}
-
-		if !isKnown(setting[0]) {
-			return nil, fmt.Errorf("unrecognized option '%s'", setting[0])
-		}
-
-		data[setting[0]] = setting[1]
-	}
-
-	return options.NewCompatibilityOptions(data)
-}
-
 func main() {
 	if err := flag.CommandLine.Parse([]string{}); err != nil {
 		klog.Fatalf("Unable to parse flags: %v", err)
@@ -131,11 +98,6 @@ func main() {
 				klog.Fatalf(err.Error())
 			}
 
-			compatOpts, err := parseCompatOpts()
-			if err != nil {
-				klog.Fatalf("failed to parse compatibility settings: %v", err)
-			}
-
 			manilaClientBuilder := &manilaclient.ClientBuilder{UserAgent: "manila-csi-plugin", ExtraUserAgentData: userAgentData}
 			csiClientBuilder := &csiclient.ClientBuilder{}
 
@@ -150,7 +112,6 @@ func main() {
 					FwdCSIEndpoint:      fwdEndpoint,
 					ManilaClientBuilder: manilaClientBuilder,
 					CSIClientBuilder:    csiClientBuilder,
-					CompatOpts:          compatOpts,
 					ClusterID:           clusterID,
 				},
 			)

pkg/csi/manila/capabilities/manilacapabilities.go

@@ -27,7 +27,6 @@ import (
 	"google.golang.org/grpc/status"
 	"google.golang.org/protobuf/types/known/timestamppb"
 	"k8s.io/apimachinery/pkg/util/wait"
-	"k8s.io/cloud-provider-openstack/pkg/csi/manila/capabilities"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/options"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/shareadapters"
 	"k8s.io/cloud-provider-openstack/pkg/util"
@@ -123,11 +122,6 @@ func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVol
 		return nil, status.Errorf(codes.Unauthenticated, "failed to create Manila v2 client: %v", err)
 	}
 
-	shareTypeCaps, err := capabilities.GetManilaCapabilities(shareOpts.Type, manilaClient)
-	if err != nil {
-		return nil, status.Errorf(codes.Internal, "failed to get Manila capabilities for share type %s: %v", shareOpts.Type, err)
-	}
-
 	requestedSize := req.GetCapacityRange().GetRequiredBytes()
 	if requestedSize == 0 {
 		// At least 1GiB
@@ -159,12 +153,12 @@ func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVol
 		return nil, err
 	}
 
-	share, err := volCreator.create(req, req.GetName(), sizeInGiB, manilaClient, shareOpts, shareMetadata)
+	share, err := volCreator.create(manilaClient, req, req.GetName(), sizeInGiB, shareOpts, shareMetadata)
 	if err != nil {
 		return nil, err
 	}
 
-	err = verifyVolumeCompatibility(sizeInGiB, req, share, shareOpts, cs.d.compatOpts, shareTypeCaps)
+	err = verifyVolumeCompatibility(sizeInGiB, req, share, shareOpts)
 	if err != nil {
 		return nil, status.Errorf(codes.AlreadyExists, "volume %s already exists, but is incompatible with the request: %v", req.GetName(), err)
 	}
@@ -212,7 +206,7 @@ func (cs *controllerServer) DeleteVolume(ctx context.Context, req *csi.DeleteVol
 		return nil, status.Errorf(codes.Unauthenticated, "failed to create Manila v2 client: %v", err)
 	}
 
-	if err := deleteShare(req.GetVolumeId(), manilaClient); err != nil {
+	if err := deleteShare(manilaClient, req.GetVolumeId()); err != nil {
 		return nil, status.Errorf(codes.Internal, "failed to delete volume %s: %v", req.GetVolumeId(), err)
 	}
 
@@ -271,7 +265,7 @@ func (cs *controllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateS
 
 	// Retrieve an existing snapshot or create a new one
 
-	snapshot, err := getOrCreateSnapshot(req.GetName(), sourceShare.ID, manilaClient)
+	snapshot, err := getOrCreateSnapshot(manilaClient, req.GetName(), sourceShare.ID)
 	if err != nil {
 		if wait.Interrupted(err) {
 			return nil, status.Errorf(codes.DeadlineExceeded, "deadline exceeded while waiting for snapshot %s of volume %s to become available", snapshot.ID, req.GetSourceVolumeId())
@@ -299,9 +293,9 @@ func (cs *controllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateS
 		readyToUse = true
 	case snapshotError:
 		// An error occurred, try to roll-back the snapshot
-		tryDeleteSnapshot(snapshot, manilaClient)
+		tryDeleteSnapshot(manilaClient, snapshot)
 
-		manilaErrMsg, err := lastResourceError(snapshot.ID, manilaClient)
+		manilaErrMsg, err := lastResourceError(manilaClient, snapshot.ID)
 		if err != nil {
 			return nil, status.Errorf(codes.Internal, "snapshot %s of volume %s is in error state, error description could not be retrieved: %v", snapshot.ID, req.GetSourceVolumeId(), err.Error())
 		}
@@ -344,7 +338,7 @@ func (cs *controllerServer) DeleteSnapshot(ctx context.Context, req *csi.DeleteS
 		return nil, status.Errorf(codes.Unauthenticated, "failed to create Manila v2 client: %v", err)
 	}
 
-	if err := deleteSnapshot(req.GetSnapshotId(), manilaClient); err != nil {
+	if err := deleteSnapshot(manilaClient, req.GetSnapshotId()); err != nil {
 		return nil, status.Errorf(codes.Internal, "failed to delete snapshot %s: %v", req.GetSnapshotId(), err)
 	}
 
@@ -482,7 +476,7 @@ func (cs *controllerServer) ControllerExpandVolume(ctx context.Context, req *csi
 		}, nil
 	}
 
-	share, err = extendShare(share.ID, desiredSizeInGiB, manilaClient)
+	share, err = extendShare(manilaClient, share.ID, desiredSizeInGiB)
 	if err != nil {
 		return nil, err
 	}

pkg/csi/manila/compatibility/compatibility.go

@@ -31,7 +31,6 @@ import (
 	"google.golang.org/grpc"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/csiclient"
 	"k8s.io/cloud-provider-openstack/pkg/csi/manila/manilaclient"
-	"k8s.io/cloud-provider-openstack/pkg/csi/manila/options"
 	"k8s.io/cloud-provider-openstack/pkg/version"
 	"k8s.io/klog/v2"
 )
@@ -49,8 +48,6 @@ type DriverOpts struct {
 
 	ManilaClientBuilder manilaclient.Builder
 	CSIClientBuilder    csiclient.Builder
-
-	CompatOpts *options.CompatibilityOptions
 }
 
 type Driver struct {
@@ -65,8 +62,6 @@ type Driver struct {
 	serverEndpoint string
 	fwdEndpoint    string
 
-	compatOpts *options.CompatibilityOptions
-
 	ids *identityServer
 	cs  *controllerServer
 	ns  *nodeServer
@@ -103,7 +98,14 @@ func argNotEmpty(val, name string) error {
 }
 
 func NewDriver(o *DriverOpts) (*Driver, error) {
-	for k, v := range map[string]string{"node ID": o.NodeID, "driver name": o.DriverName, "driver endpoint": o.ServerCSIEndpoint, "FWD endpoint": o.FwdCSIEndpoint, "share protocol selector": o.ShareProto} {
+	m := map[string]string{
+		"node ID":                 o.NodeID,
+		"driver name":             o.DriverName,
+		"driver endpoint":         o.ServerCSIEndpoint,
+		"FWD endpoint":            o.FwdCSIEndpoint,
+		"share protocol selector": o.ShareProto,
+	}
+	for k, v := range m {
 		if err := argNotEmpty(v, k); err != nil {
 			return nil, err
 		}
@@ -118,7 +120,6 @@ func NewDriver(o *DriverOpts) (*Driver, error) {
 		serverEndpoint:      o.ServerCSIEndpoint,
 		fwdEndpoint:         o.FwdCSIEndpoint,
 		shareProto:          strings.ToUpper(o.ShareProto),
-		compatOpts:          o.CompatOpts,
 		manilaClientBuilder: o.ManilaClientBuilder,
 		csiClientBuilder:    o.CSIClientBuilder,
 		clusterID:           o.ClusterID,