Don't allow wrapping Policy kinds

Signed-off-by: Dale Haiducek <[email protected]>

internal/utils.go

@@ -295,9 +295,16 @@ func isPolicyTypeManifest(manifest map[string]interface{}) (bool, error) {
 		return false, errors.New("invalid or not found kind")
 	}
 
-	isPolicy := strings.HasPrefix(apiVersion, "policy.open-cluster-management.io") &&
-		kind != "Policy" &&
-		strings.HasSuffix(kind, "Policy")
+	// Don't allow generation for root Policies
+	isOcmAPI := strings.HasPrefix(apiVersion, "policy.open-cluster-management.io")
+	if isOcmAPI && kind == "Policy" {
+		return false, errors.New("providing a root Policy kind is not supported by the generator; " +
+			"the manifest should be applied to the hub cluster directly")
+	}
+
+	// Identify OCM Policies
+	isPolicy := isOcmAPI && kind != "Policy" && strings.HasSuffix(kind, "Policy")
+
 
 	if isPolicy {
 		// metadata.name is required on policy manifests

internal/utils_test.go

@@ -628,7 +628,8 @@ func TestIsPolicyTypeManifest(t *testing.T) {
 				},
 			},
 			wantVal: false,
-			wantErr: "",
+			wantErr: "providing a root Policy kind is not supported by the generator; " +
+				"the manifest should be applied to the cluster directly",
 		},
 		"valid PlacementRule": {
 			manifest: map[string]interface{}{