add grpc registration driver in klusterlet (#387)

Signed-off-by: Wei Liu <[email protected]>

Author: skeeey

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

@@ -328,6 +328,7 @@ spec:
                         enum:
                         - csr
                         - awsirsa
+                        - grpc
                         type: string
                       awsIrsa:
                         description: |-

operator/v1/0000_01_operator.open-cluster-management.io_clustermanagers.crd.yaml

@@ -310,7 +310,7 @@ spec:
                           properties:
                             autoApprovedIdentities:
                               description: AutoApprovedIdentities represent a list
-                                of approved arn patterns
+                                of approved users
                               items:
                                 type: string
                               type: array

operator/v1/types_clustermanager.go

@@ -150,7 +150,7 @@ type GRPCConfig struct {
 	// +optional
 	EndpointExposure *GRPCEndpointExposure `json:"endpointExposure,omitempty"`
 
-	// AutoApprovedIdentities represent a list of approved arn patterns
+	// AutoApprovedIdentities represent a list of approved users
 	// +optional
 	AutoApprovedIdentities []string `json:"autoApprovedIdentities,omitempty"`
 }

operator/v1/types_klusterlet.go

@@ -204,7 +204,7 @@ type RegistrationDriver struct {
 	// Type of the authentication used by managedcluster to register as well as pull work from hub. Possible values are csr and awsirsa.
 	// +required
 	// +kubebuilder:default:=csr
-	// +kubebuilder:validation:Enum=csr;awsirsa
+	// +kubebuilder:validation:Enum=csr;awsirsa;grpc
 	AuthType string `json:"authType,omitempty"`
 
 	// Contain the details required for registering with hub cluster (ie: an EKS cluster) using AWS IAM roles for service account.