/// <summary></summary>
public void EnsureServer()
{
if (Server == null)
{
if (ProtocolType == NetType.Tcp)
{
var server = new TcpServer();
Server = server;
//server.ReuseAddress = true;
server.NewSession += server_Accepted;
}
else
{
var server = new UdpServer();
//Server = server;
//server.ReuseAddress = true;
server.Received += server_Received;
//server.Bind();
server.Open();
}
Server.Start();
WriteLog("监听：{0}", Server);
}
}
/// <summary>开始</summary>
public void Start()
{
if (Client == null)
{
Client = new UdpServer();
Client.Received += Client_Received;
Client.Open();
_Timer = new TimerX(s =>
{
try
{
SendDiscover();
}
catch (Exception ex) { WriteLog(ex.ToString()); }
}, null, 0, 1000);
}
//var rnd = new Random();
TransID = Rand.Next();
if (_Mac == null || _Mac.Length == 0)
{
_Mac = NetHelper.GetMacs().FirstOrDefault();
}
if (_Mac == null || _Mac.Length == 0)
{
_Mac = Rand.NextBytes(6);
}
}
static void Test6()
{
// UDP没有客户端服务器之分。推荐使用NetUri指定服务器地址
var udp = new UdpServer();
udp.Remote = new NetUri("udp://smart.peacemoon.cn:7");
udp.Received += (s, e) =>
{
XTrace.WriteLine("收到：{0}", e.ToStr());
};
udp.Open();
udp.Send("新生命团队");
udp.Send("学无先后达者为师！");
// Tcp客户端会话。改用传统方式指定服务器地址
var tcp = new TcpSession();
tcp.Remote.Host = "smart.peacemoon.cn";
tcp.Remote.Port = 13;
tcp.Open();
var str = tcp.ReceiveString();
XTrace.WriteLine(str);
// 产品级客户端用法。直接根据NetUri创建相应客户端
var client = new NetUri("tcp://smart.peacemoon.cn:17").CreateRemote();
client.Received += (s, e) =>
{
XTrace.WriteLine("收到：{0}", e.ToStr());
};
client.Open();
Thread.Sleep(1000);
}
static void Test5()
{
if (_udpServer != null)
{
return;
}
_udpServer = new UdpServer();
_udpServer.Port = 888;
//_udpServer.Received += _udpServer_Received;
_udpServer.SessionTimeout = 5000;
_udpServer.Open();
var session = _udpServer.CreateSession(new IPEndPoint(IPAddress.Any, 0));
for (int i = 0; i < 5; i++)
{
var buf = session.Receive();
Console.WriteLine(buf.ToHex());
session.Send("Hello");
}
//Console.ReadKey();
_udpServer.Dispose();
_udpServer = null;
}
/// <summary>开始</summary>
public void Start()
{
if (Client == null)
{
Client = new UdpServer();
Client.Received += Client_Received;
Client.Open();
_Timer = new TimerX(s =>
{
try
{
SendDiscover();
}
catch (Exception ex) { WriteLog(ex.ToString()); }
}, null, 0, 1000);
}
//var rnd = new Random();
TransID = Rand.Next();
if (_Mac == null || _Mac.Length == 0)
{
_Mac = HardInfo.Current.Macs.Replace(":", null).ToHex();
}
if (_Mac == null || _Mac.Length == 0)
{
_Mac = Rand.NextBytes(6);
}
}
/// <summary>开始</summary>
public void Start()
{
if (Client == null)
{
Client = new UdpServer();
Client.Received += Client_Received;
Client.Open();
_Timer = new TimerX(s =>
{
try
{
SendDiscover();
}
catch (Exception ex) { WriteLog(ex.ToString()); }
}, null, 0, 1000);
}
//var rnd = new Random();
TransID = Rand.Next();
if (_Mac == null || _Mac.Length == 0)
_Mac = HardInfo.Current.Macs.Replace(":", null).ToHex();
if (_Mac == null || _Mac.Length == 0)
_Mac = Rand.NextBytes(6);
}
private static void Test8()
{
XTrace.WriteLine("启动两个服务端");
// 不管是哪一种服务器用法，都具有相同的数据接收处理事件
var onReceive = new EventHandler <ReceivedEventArgs>((s, e) =>
{
// ReceivedEventArgs中标准使用Data+Length或Stream表示收到的数据，测试时使用ToStr/ToHex直接输出
// UserState表示来源地址IPEndPoint
XTrace.WriteLine("收到 {0}：{1}", e.UserState, e.ToStr());
// 拿到会话，原样发回去。
// 不管是TCP/UDP，都会有一个唯一的ISocketSession对象表示一个客户端会话
var session = s as ISocketSession;
session.Send(e.Stream);
});
// 入门级UDP服务器，直接收数据
var udp = new UdpServer(3388);
udp.Received += onReceive;
udp.Open();
// 入门级TCP服务器，先接收会话连接，然后每个连接再分开接收数据
var tcp = new TcpServer(3388);
tcp.NewSession += (s, e) =>
{
XTrace.WriteLine("新连接 {0}", e.Session);
e.Session.Received += onReceive;
};
tcp.Start();
// 轻量级应用服务器（不建议作为产品级使用），同时在TCP/TCPv6/UDP/UDPv6监听指定端口，统一事件接收数据
var svr = new NetServer();
svr.Port = 3377;
svr.Received += onReceive;
svr.Start();
Console.WriteLine();
// 构造多个客户端连接上面的服务端
var uri1 = new NetUri(NetType.Udp, IPAddress.Loopback, 3388);
var uri2 = new NetUri(NetType.Tcp, IPAddress.Loopback, 3388);
var uri3 = new NetUri(NetType.Tcp, IPAddress.IPv6Loopback, 3377);
var clients = new ISocketClient[] { uri1.CreateRemote(), uri2.CreateRemote(), uri3.CreateRemote() };
// 打开每个客户端，如果是TCP，此时连接服务器。
// 这一步也可以省略，首次收发数据时也会自动打开连接
// TCP客户端设置AutoReconnect指定断线自动重连次数，默认3次。
foreach (var item in clients)
{
item.Open();
}
Thread.Sleep(1000);
Console.WriteLine();
XTrace.WriteLine("以下灰色日志为客户端日志，其它颜色为服务端日志，可通过线程ID区分");
// 循环发送几次数据
for (int i = 0; i < 3; i++)
{
foreach (var item in clients)
{
item.Send("第{0}次{1}发送".F(i + 1, item.Remote.Type));
var str = item.ReceiveString();
Trace.Assert(!str.IsNullOrEmpty());
}
Thread.Sleep(500);
}
XTrace.WriteLine("不用担心断开连接等日志，因为离开当前函数后，客户端连接将会被销毁");
// 为了统一TCP/UDP架构，网络库底层（UdpServer/TcpServer）是重量级封装为ISocketServer
// 实际产品级项目不关心底层，而是继承中间层（位于NewLife.Net）的NetServer/NetSession，直接操作ISocketSession
// 平台级项目一般在中间层之上封装消息序列化，转化为消息收发或者RPC调用，无视网络层的存在
// 以太网接口之上还有一层传输接口ITransport，它定义包括以太网和其它工业网络接口的基本数据收发能力
}
