public ConfigServiceWatcher2(ZookeeperClient cs)
{
_cs = cs;
}
static async Task Main(string[] args)
{
var conf = new ZookeeperClient("139.198.13.12:5011,139.198.13.12:5012,139.198.13.12:5013", timeout);
try
{
conf.QueryPath = "/UserName";
Console.WriteLine("客户端开始连接zookeeper服务器...");
Console.WriteLine($"连接状态：{conf.ZK.getState()}");
Thread.Sleep(1000);//注意：为什么要加上这行代码，如果不加会出现什么问题
Console.WriteLine($"连接状态：{conf.ZK.getState()}");
if (await conf.ZK.existsAsync(conf.QueryPath, false) == null)
{
conf.ConfigData = Encoding.Default.GetBytes("guozheng");
await conf.ZK.createAsync(conf.QueryPath, conf.ConfigData, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
}
string configData = await conf.ReadConfigDataAsync();
Console.WriteLine("节点【{0}】目前的值为【{1}】。", conf.QueryPath, configData);
Console.ReadLine();
Random random = new Random((int)DateTime.Now.Ticks & 0x0000FFFF);
conf.ConfigData = Encoding.UTF8.GetBytes(string.Format("Mike_{0}", random.Next(100)));
await conf.ZK.setDataAsync(conf.QueryPath, conf.ConfigData, -1);
Console.WriteLine("节点【{0}】的值已被修改为【{1}】。", conf.QueryPath, Encoding.UTF8.GetString(conf.ConfigData));
Console.ReadLine();
if (await conf.ZK.existsAsync(conf.QueryPath, false) != null)
{
await conf.ZK.deleteAsync(conf.QueryPath, -1);
Console.WriteLine("已删除此【{0}】节点。{1}", conf.QueryPath, Environment.NewLine);
}
}
catch (Exception ex)
{
if (conf.ZK == null)
{
Console.WriteLine("已关闭ZooKeeper的连接。");
Console.ReadLine();
return;
}
Console.WriteLine("抛出异常：{0}【{1}】。", Environment.NewLine, ex.ToString());
}
finally
{
await conf.Close();
Console.WriteLine("已关闭ZooKeeper的连接。");
Console.ReadLine();
}
////开始会话重连
//Console.WriteLine("开始会话重连...");
//var conf2 = new ZookeeperClient("139.198.13.12:5011,139.198.13.12:5012,139.198.13.12:5013", timeout, sessionId, sessionPassword);
//Console.WriteLine(conf2.ZK.getSessionId());
//Console.WriteLine( Encoding.UTF8.GetString(conf2.ZK.getSessionPasswd()));
//Console.WriteLine($"重新连接状态zkSession：{conf2.ZK.getState()}");
//Thread.Sleep(1000);//注意：为什么要加上这行代码，如果不加会出现什么问题
//Console.WriteLine($"重新连接状态zkSession：{conf2.ZK.getState()}");
Console.ReadKey();
}
