support getCRD

Author: syswu

src/main/java/io/github/kubesys/client/utils/KubeUtil.java

@@ -54,6 +54,19 @@ public static JsonNode toBinding(String podName, String podNamespace, String hos
 		return binding;
 	}
 
+	/**
+	 * json必须符合Kubernetes的CRD规范，这里不考虑异常情况
+	 * https://kubernetes.io/docs/concepts/overview/working-with-objects/
+	 * 
+	 * @param crd Kubernetes的CRD
+	 * @return 其中一个APIVERSION
+	 */
+	public static String getCrdGroup(JsonNode crd) {
+		return crd.get(KubernetesConstants.KUBE_SPEC)
+						.get(KubernetesConstants.KUBE_SPEC_GROUP)
+						.asText();
+	}
+	
 	/**
 	 * json必须符合Kubernetes的CRD规范，这里不考虑异常情况
 	 * https://kubernetes.io/docs/concepts/overview/working-with-objects/
@@ -116,6 +129,20 @@ public static String getFullkind(JsonNode json) {
 				KubernetesConstants.KUBE_VALUE_SPLIT + kind;
 	}
 
+	/**
+	 * json必须符合Kubernetes规范，这里不考虑异常情况
+	 * https://kubernetes.io/docs/concepts/overview/working-with-objects/
+	 * 
+	 * @param json Kubernetes对应kind的apiVersion
+	 * @return fullkind
+	 */
+	public static String getCRDFullkind(JsonNode json) {
+		String group = getCrdGroup(json);
+		String kind  = getCrdKind(json);
+		return group.length() == 0 ? kind : group + 
+				KubernetesConstants.KUBE_VALUE_SPLIT + kind;
+	}
+	
 	/**
 	 * 不考虑apiVersion为空或者不符合Kuberneres资源定义的的情况
 	 * 否则抛出异常