refactor: adapt cluster config reference struct to reality (#73)

Author: Diaphteiros

api/clusters/v1alpha1/cluster_types.go

@@ -17,7 +17,7 @@ type ClusterSpec struct {
 
 	// ClusterConfigRef is a reference to a cluster configuration.
 	// +optional
-	ClusterConfigRef *ClusterConfigRef `json:"clusterConfigRef,omitempty"`
+	ClusterConfigRef *ObjectReference `json:"clusterConfigRef,omitempty"`
 
 	// Kubernetes configuration for the cluster.
 	Kubernetes K8sConfiguration `json:"kubernetes,omitempty"`
@@ -31,20 +31,6 @@ type ClusterSpec struct {
 	Tenancy Tenancy `json:"tenancy"`
 }
 
-// ClusterConfigRef is a reference to a cluster configuration.
-type ClusterConfigRef struct {
-	// APIGroup is the group for the resource being referenced.
-	// +kubebuilder:validation:MinLength=1
-	APIGroup string `json:"apiGroup"`
-	// Kind is the kind of the resource being referenced.
-	// +kubebuilder:validation:MinLength=1
-	Kind string `json:"kind"`
-	// Name is the name of the resource being referenced.
-	// Defaults to the name of the referencing resource, if not specified.
-	// +optional
-	Name string `json:"name,omitempty"`
-}
-
 type K8sConfiguration struct {
 	// Version is the k8s version of the cluster.
 	Version string `json:"version,omitempty"`

api/clusters/v1alpha1/zz_generated.deepcopy.go

@@ -72,22 +72,12 @@ spec:
               clusterConfigRef:
                 description: ClusterConfigRef is a reference to a cluster configuration.
                 properties:
-                  apiGroup:
-                    description: APIGroup is the group for the resource being referenced.
-                    minLength: 1
-                    type: string
-                  kind:
-                    description: Kind is the kind of the resource being referenced.
-                    minLength: 1
-                    type: string
                   name:
-                    description: |-
-                      Name is the name of the resource being referenced.
-                      Defaults to the name of the referencing resource, if not specified.
+                    description: Name is the name of the referenced resource.
+                    minLength: 1
                     type: string
                 required:
-                - apiGroup
-                - kind
+                - name
                 type: object
               kubernetes:
                 description: Kubernetes configuration for the cluster.