package main

import (
	"ClientGo/utils"
	"fmt"
	"k8s.io/apimachinery/pkg/runtime/schema"
	"k8s.io/client-go/discovery"
	"log"
)

/*
*
@author: sre
@date: 2022/8/10 0010
@desc: DiscoveryClient 是针对于资源的。用于查看当前 Kubernetes 集群支持那些资源组、资源版本、资源信息。
*
*/

func GetDiscoveryClient() (*discovery.DiscoveryClient, error) {
	config, err := utils.GetConfig()
	if err != nil {
		log.Println("GetConfig 失败: ", err.Error())
		return nil, err
	}

	// 实例化 DiscoveryClient
	discoveryClient, err := discovery.NewDiscoveryClientForConfig(config)
	if err != nil {
		log.Println("NewDiscoveryClientForConfig 失败: ", err.Error())
		return nil, err
	}
	return discoveryClient, nil
}

func GetDiscoveryClientRes() {
	discoveryClient, err := GetDiscoveryClient()
	if err != nil {
		log.Println("GetDiscoveryClient 失败: ", err.Error())
		return
	}
	_, apiResources, err := discoveryClient.ServerGroupsAndResources()
	if err != nil {
		panic(err.Error())
	}

	for _, list := range apiResources {
		gv, err := schema.ParseGroupVersion(list.GroupVersion)
		if err != nil {
			panic(err.Error())
		}
		for _, resource := range list.APIResources {
			fmt.Printf("name: %v, group: %v, version: %v\n", resource.Name, gv.Group, gv.Version)
		}
	}

}