Add importer config in clustermanager

Signed-off-by: Jian Qiu <[email protected]>

Author: qiujian16

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

@@ -255,6 +255,21 @@ spec:
                       - feature
                       type: object
                     type: array
+                  importerConfiguration:
+                    description: |-
+                      ImporterConfiguration is the configuration to import managed clusters from the hub cluster. It applies only when
+                      feature gate ClusterImporter is enabled.
+                    properties:
+                      agentImage:
+                        description: |-
+                          AgentImage is the image of the klusterlet agent. If it is not set, the default image
+                          will be used with the corresponding version.
+                        type: string
+                      hubAPIServerURL:
+                        description: HubAPIServer is the apiserver endpoint of the
+                          hub cluster.
+                        type: string
+                    type: object
                 type: object
               registrationImagePullSpec:
                 default: quay.io/open-cluster-management/registration

operator/v1/types_clustermanager.go

@@ -108,6 +108,22 @@ type RegistrationHubConfiguration 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"`
+
+	// ImporterConfiguration is the configuration to import managed clusters from the hub cluster. It applies only when
+	// feature gate ClusterImporter is enabled.
+	// +optional
+	ImporterConfiguration ImporterConfiguration `json:"importerConfiguration,omitempty"`
+}
+
+type ImporterConfiguration struct {
+	// AgentImage is the image of the klusterlet agent. If it is not set, the default image
+	// will be used with the corresponding version.
+	// +optional
+	AgentImage string `json:"agentImage,omitempty"`
+
+	// HubAPIServer is the apiserver endpoint of the hub cluster.
+	// +optional
+	HubAPIServerURL string `json:"hubAPIServerURL,omitempty"`
 }
 
 type WorkConfiguration struct {