remove unuse code in cloudprovider

pkg/cloudprovider/plugins.go

@@ -60,18 +60,6 @@ func IsCloudProvider(name string) bool {
 	return found
 }
 
-// CloudProviders returns the name of all registered cloud providers in a
-// string slice
-func CloudProviders() []string {
-	names := []string{}
-	providersMutex.Lock()
-	defer providersMutex.Unlock()
-	for name := range providers {
-		names = append(names, name)
-	}
-	return names
-}
-
 // GetCloudProvider creates an instance of the named cloud provider, or nil if
 // the name is unknown.  The error return is only used if the named provider
 // was known but failed to initialize. The config parameter specifies the

pkg/cloudprovider/providers/gce/gce.go

@@ -695,20 +695,6 @@ func gceSubnetworkURL(apiEndpoint, project, region, subnetwork string) string {
 	return apiEndpoint + strings.Join([]string{"projects", project, "regions", region, "subnetworks", subnetwork}, "/")
 }
 
-// getProjectIDInURL parses full resource URLS and shorter URLS
-// https://www.googleapis.com/compute/v1/projects/myproject/global/networks/mycustom
-// projects/myproject/global/networks/mycustom
-// All return "myproject"
-func getProjectIDInURL(urlStr string) (string, error) {
-	fields := strings.Split(urlStr, "/")
-	for i, v := range fields {
-		if v == "projects" && i < len(fields)-1 {
-			return fields[i+1], nil
-		}
-	}
-	return "", fmt.Errorf("could not find project field in url: %v", urlStr)
-}
-
 // getRegionInURL parses full resource URLS and shorter URLS
 // https://www.googleapis.com/compute/v1/projects/myproject/regions/us-central1/subnetworks/a
 // projects/myproject/regions/us-central1/subnetworks/a

pkg/cloudprovider/providers/vsphere/vclib/utils.go

@@ -146,18 +146,6 @@ func GetPathFromVMDiskPath(vmDiskPath string) string {
 	return datastorePathObj.Path
 }
 
-// GetDatastoreFromVMDiskPath retrieves the path from VM Disk Path.
-// Example: For vmDiskPath - [vsanDatastore] kubevols/volume.vmdk, the path is vsanDatastore
-func GetDatastoreFromVMDiskPath(vmDiskPath string) string {
-	datastorePathObj := new(object.DatastorePath)
-	isSuccess := datastorePathObj.FromString(vmDiskPath)
-	if !isSuccess {
-		glog.Errorf("Failed to parse vmDiskPath: %s", vmDiskPath)
-		return ""
-	}
-	return datastorePathObj.Datastore
-}
-
 //GetDatastorePathObjFromVMDiskPath gets the datastorePathObj from VM disk path.
 func GetDatastorePathObjFromVMDiskPath(vmDiskPath string) (*object.DatastorePath, error) {
 	datastorePathObj := new(object.DatastorePath)