任何数字化的信息在若干年后都会变成废品
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# coding: utf-8 from kazoo.client import KazooClient, NoNodeError zk = KazooClient(hosts="192.168.1.1:2181") zk.start() node_path_tpl = "/test1/resources/rsip@{ip}/rsport@{port}" # 从文件读取信息 # ip:port # with open("ip.list", "r") as f: # node_list = f.readlines() # 直接从zk获取信息 node_list = [] rsip_list = zk.get_children("/test1/resources") for rsip in rsip_list: _, host = rsip.split("@") rsport_list = zk.get_children("/test1/resources" + "/" + rsip) for rsport in rsport_list: _, port = rsport.split("@") node_list.append("{}:{}".format(host, port)) for item in node_list: sub_node_list = [] ip, port = item.replace("\n", "").split(":") node_path = node_path_tpl.format(ip=ip, port=port) print(node_path) # 获取所有子节点 # 方法1: 直接返回异常 # try: # if zk.exists(node_path): # sub_node_list = zk.get_children(node_path) # else: # print("(ne){}".format(node_path)) # except NoNodeError: # continue # 方法2: 通过zstat获取 if zk.exists(node_path): _, state = zk.get(node_path) if state.numChildren != 0: sub_node_list = zk.get_children(node_path) else: zk.ensure_path(node_path) # 子节点不为空，删除所有子节点 for sub_item in sub_node_list: sub_node_path = node_path + "/" + sub_item print("\t" + sub_node_path) # zk.delete(sub_node_path, recursive=True) zk.stop() zk.close() |