add work driver config to cluster manager.

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

Author: morvencao

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

@@ -356,6 +356,16 @@ spec:
                       - feature
                       type: object
                     type: array
+                  workDriver:
+                    default: kube
+                    description: 'WorkDriver represents the type of work driver. Possible
+                      values are kube, mqtt, or grpc. If not provided, the default
+                      value is kube. If the driver is not kube, the driver config
+                      must be provided in a secret named "work-driver-config". For
+                      detailed driver config content, refer to the specific work driver
+                      options package: MQTT: https://github.com/open-cluster-management-io/sdk-go/blob/00a94671ced1c17d2ca2b5fad2f4baab282a7d3c/pkg/cloudevents/generic/options/mqtt/options.go#L46-L76
+                      GRPC: https://github.com/open-cluster-management-io/sdk-go/blob/00a94671ced1c17d2ca2b5fad2f4baab282a7d3c/pkg/cloudevents/generic/options/grpc/options.go#L30-L40'
+                    type: string
                 type: object
               workImagePullSpec:
                 default: quay.io/open-cluster-management/work

operator/v1/types_clustermanager.go

@@ -119,6 +119,16 @@ type WorkConfiguration struct {
 	//  	he can set featuregate/Foo=false before upgrading. Let's say the cluster-admin wants featuregate/Foo=false.
 	// +optional
 	FeatureGates []FeatureGate `json:"featureGates,omitempty"`
+
+	// WorkDriver represents the type of work driver. Possible values are kube, mqtt, or grpc.
+	// If not provided, the default value is kube.
+	// If the driver is not kube, the driver config must be provided in a secret named "work-driver-config".
+	// For detailed driver config content, refer to the specific work driver options package:
+	// MQTT: https://github.com/open-cluster-management-io/sdk-go/blob/00a94671ced1c17d2ca2b5fad2f4baab282a7d3c/pkg/cloudevents/generic/options/mqtt/options.go#L46-L76
+	// GRPC: https://github.com/open-cluster-management-io/sdk-go/blob/00a94671ced1c17d2ca2b5fad2f4baab282a7d3c/pkg/cloudevents/generic/options/grpc/options.go#L30-L40
+	// +optional
+	// +kubebuilder:default:=kube
+	WorkDriver string `json:"workDriver,omitempty"`
 }
 
 type AddOnManagerConfiguration struct {