Update.

Signed-off-by: xuezhaojun <[email protected]>

Author: xuezhaojun

operator/v1/0000_00_operator.open-cluster-management.io_klusterlets.crd.yaml

@@ -196,13 +196,20 @@ spec:
                   GRPCConfiguration to be set in the ClusterManager on the hub side.
                 properties:
                   authentications:
+                    default:
+                    - userToken
                     description: |-
                       Authentications defines how the agent authenticates with the cluster.
-                      By default it is `userToken`, but it could also be `impersonation` or both.
+                      If not specified, defaults to ["userToken"].
                     items:
+                      enum:
+                      - userToken
+                      - impersonation
                       type: string
                     type: array
                   grpcEndpoint:
+                    description: GRPCEndpoint represents the gRPC endpoint configuration
+                      for the proxy connection.
                     properties:
                       grpc:
                         description: grpc represents the configuration for grpc endpoint.
@@ -277,6 +284,8 @@ spec:
                     required:
                     - protocol
                     type: object
+                required:
+                - grpcEndpoint
                 type: object
               registrationConfiguration:
                 description: RegistrationConfiguration contains the configuration

operator/v1/types_klusterlet.go

@@ -347,13 +347,19 @@ const (
 
 // ProxyConfig holds the configuration of klusterlet-proxy.
 type ProxyConfig struct {
-	GRPC *EndpointExposure `json:"grpcEndpoint"`
+	// GRPCEndpoint represents the gRPC endpoint configuration for the proxy connection.
+	// +required
+	// +kubebuilder:validation:Required
+	GRPCEndpoint *EndpointExposure `json:"grpcEndpoint"`
 
 	// Authentications defines how the agent authenticates with the cluster.
-	// By default it is `userToken`, but it could also be `impersonation` or both.
+	// If not specified, defaults to ["userToken"].
+	// +optional
+	// +kubebuilder:default={userToken}
 	Authentications []ProxyAuthenticationType `json:"authentications,omitempty"`
 }
 
+// +kubebuilder:validation:Enum=userToken;impersonation
 type ProxyAuthenticationType string
 
 const (