Adding Protocol to BucketClass to allow admin to provide backend information

Author: brahmaroutu

Diff for: apis/objectstorage.k8s.io/v1alpha1/openapi_generated.go

@@ -145,7 +145,7 @@ type BucketClass struct {
 	// +listType=atomic
 	// +optional
 	AllowedNamespaces []string `json:"allowedNamespaces,omitempty"`
-	Protocol          string   `json:"protocol"`
+	Protocol          Protocol `json:"protocol"`
 	// +optional
 	AnonymousAccessMode AnonymousAccessMode `json:"anonymousAccessMode,omitempty"`
 	// +kubebuilder:default:=retain

Diff for: apis/objectstorage.k8s.io/v1alpha1/types.go

@@ -56,7 +56,57 @@ spec:
               type: string
             type: object
           protocol:
-            type: string
+            properties:
+              azureBlob:
+                properties:
+                  containerName:
+                    type: string
+                  storageAccount:
+                    type: string
+                type: object
+              gcs:
+                properties:
+                  bucketName:
+                    type: string
+                  privateKeyName:
+                    type: string
+                  projectID:
+                    type: string
+                  serviceAccount:
+                    type: string
+                type: object
+              requestedProtocol:
+                properties:
+                  name:
+                    enum:
+                    - s3
+                    - azureBlob
+                    - gcs
+                    type: string
+                  version:
+                    type: string
+                required:
+                - name
+                type: object
+              s3:
+                properties:
+                  bucketName:
+                    type: string
+                  endpoint:
+                    type: string
+                  region:
+                    type: string
+                  signatureVersion:
+                    enum:
+                    - s3v2
+                    - s3v4
+                    type: string
+                  version:
+                    type: string
+                type: object
+            required:
+            - requestedProtocol
+            type: object
           provisioner:
             type: string
           retentionPolicy: