init csi-driver-nvmf

Signed-off-by: zhouenhua <zhouenhua@bytedance.com>

pkg/nvmf/identityserver.go

@@ -0,0 +1,65 @@
+package nvmf
+
+import (
+	"github.com/container-storage-interface/spec/lib/go/csi"
+	"golang.org/x/net/context"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+	"k8s.io/klog"
+)
+
+type IdentityServer struct {
+	Driver *driver
+}
+
+// Create IdentityServer
+func NewIdentityServer(d *driver) *IdentityServer {
+	return &IdentityServer{
+		Driver: d,
+	}
+}
+
+func (ids *IdentityServer) GetPluginInfo(ctx context.Context, req *csi.GetPluginInfoRequest) (*csi.GetPluginInfoResponse, error) {
+	klog.V(5).Infof("Using default GetPluginInfo")
+
+	if ids.Driver.name == "" {
+		return nil, status.Error(codes.Unavailable, "Driver name not configured")
+	}
+
+	if ids.Driver.version == "" {
+		return nil, status.Error(codes.Unavailable, "Driver is missing version")
+	}
+
+	return &csi.GetPluginInfoResponse{
+		Name:          ids.Driver.name,
+		VendorVersion: ids.Driver.version,
+	}, nil
+}
+
+func (ids *IdentityServer) Probe(ctx context.Context, req *csi.ProbeRequest) (*csi.ProbeResponse, error) {
+	return &csi.ProbeResponse{}, nil
+}
+
+func (ids *IdentityServer) GetPluginCapabilities(ctx context.Context, req *csi.GetPluginCapabilitiesRequest) (*csi.GetPluginCapabilitiesResponse, error) {
+	klog.V(5).Infof("Identity: getPluginCapabilities ")
+	resp := &csi.GetPluginCapabilitiesResponse{
+		Capabilities: []*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,
+					},
+				},
+			},
+		},
+	}
+
+	return resp, nil
+}