/// <summary>
/// Server Message
/// </summary>
/// <param name="message"></param>
private static void MqttClient_ApplicationMessageReceived(string message)
{
MSG_MQTT_MessageStruct mSG = JsonConvert.DeserializeObject <MSG_MQTT_MessageStruct>(message);
switch (mSG.ENUM_MqttMsgType)
{
case ENUM_MqttMsgType.Notice:
Console.WriteLine("通知:" + mSG.Message);
break;
case ENUM_MqttMsgType.DownLine:
Console.WriteLine("你的账户号在其他地方登录!");
break;
case ENUM_MqttMsgType.GroupMessage:
Console.WriteLine("群消息:" + mSG.Message);
break;
case ENUM_MqttMsgType.Message:
Console.WriteLine("{0} {1}:{2}",
mSG.UserName, mSG.MessageDate,
mSG.Message);
break;
}
}
private static void MqttServer_ApplicationMessageReceived(object sender, MqttApplicationMessageReceivedEventArgs e)
{
if (e.ClientId == null)
{
return;
}
string msg = Encoding.UTF8.GetString(e.ApplicationMessage.Payload);
MSG_MQTT_MessageStruct mSG = JsonConvert.DeserializeObject <MSG_MQTT_MessageStruct>(msg);
switch (mSG.ENUM_MqttMsgType)
{
case ENUM_MqttMsgType.Notice:
PublishAsync(e.ClientId, msg);
break;
case ENUM_MqttMsgType.Message:
PublishAsync(e.ClientId, msg);
break;
case ENUM_MqttMsgType.GroupMessage:
foreach (var C in ClientInsTances)
{
PublishAsync(C.ClientID, msg);
}
break;
case ENUM_MqttMsgType.DownLine:
PublishAsync(e.ClientId, msg);
break;
}
}
private static void ClientDisconnected(object sender, MqttClientDisconnectedEventArgs e)
{
var client = ClientInsTances.FirstOrDefault(t => t.ClientID.Equals(e.ClientId));
if (client != null)
{
MSG_MQTT_MessageStruct mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.Notice,
Message = string.Format("你的好友{0}下线了!", client.UserName),
MessageDate = DateTime.Now
};
string json = JsonConvert.SerializeObject(mSG_MQTT_Message);
ClientInsTances.Remove(client);
Console.WriteLine(e.ClientId + " 断开");
foreach (var C in ClientInsTances)
{
PublishAsync(C.ClientID, json);
}
}
}
static void Main(string[] args)
{
try
{
//127.0.0.1
mqttClient = new MqttClient.MqttClient("39.108.11.3", 1883);
mqttClient.ApplicationMessageReceived += MqttClient_ApplicationMessageReceived;
mqttClient.ConnectServer("admin" + new Random().Next(1, 9999), "123456");//暂时不做账号密码校验
while (true)
{
Thread.Sleep(500);
Console.WriteLine("(连接成功/-结束)测试服务器通讯:" +
"1.测试群发消息" +
"2.测试独立消息" +
"3.测试账号下线" +
"4.测试通知消息(管理员)" +
",请输入测试编号：");
string Message = Console.ReadLine();
if (Message.Equals("-"))
{
break;
}
MSG_MQTT_MessageStruct mSG_MQTT_Message = null;
switch (Message)
{
case "1":
mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.GroupMessage,
ClientId = Computer.Instance().MacAddress,
UserName = "******",
Message = "测试群发",
MessageDate = DateTime.Now
};
break;
case "2":
mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.Message,
ClientId = Computer.Instance().MacAddress,
UserName = "******",
Message = "独立消息",
MessageDate = DateTime.Now
};
break;
case "3":
mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.DownLine,
ClientId = Computer.Instance().MacAddress,
UserName = "******",
Message = "账号下线",
MessageDate = DateTime.Now
};
break;
case "4":
mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.Notice,
ClientId = Computer.Instance().MacAddress,
UserName = "******",
Message = "通知消息",
MessageDate = DateTime.Now
};
break;
default:
Console.WriteLine("输入有误,请重新输入！");
break;
}
if (mSG_MQTT_Message != null)
{
string json = JsonConvert.SerializeObject(mSG_MQTT_Message);
mqttClient.SendMessage(json);
}
}
Console.ReadKey();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
static void Main(string[] args)
{
mqttServer = new MqttFactory().CreateMqttServer();
var options = new MqttServerOptions();
options.ConnectionValidator = c =>
{
try
{
Console.WriteLine(string.Format("用户尝试登录:用户ID：{0}\t用户信息：{1}\t用户密码：{2}", c.ClientId, c.Username, c.Password));
if (!string.IsNullOrEmpty(c.Username) && !string.IsNullOrEmpty(c.Password))
{
var user = ClientInsTances.FirstOrDefault(t => t.UserName.Equals(c.Username));
if (user == null)
{
ClientInsTances.Add(new ClientInstance()
{
ClientID = c.ClientId,
UserName = c.Username,
PassWord = c.Password
});
c.ReturnCode = MqttConnectReturnCode.ConnectionAccepted;
Console.WriteLine(c.ClientId + " 登录成功");
return;
}
else
{
c.ReturnCode = MqttConnectReturnCode.ConnectionAccepted;
return;
}
}
else
{
c.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
return;
}
}
catch (Exception ex)
{
Console.WriteLine("登录失败:" + ex.Message);
c.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
return;
}
};
options.SubscriptionInterceptor = context =>
{
try
{
Console.WriteLine(string.Format("用户{0}订阅", context.ClientId));
var client = ClientInsTances.FirstOrDefault(t => t.ClientID.Equals(context.ClientId));
if (client != null)
{
MSG_MQTT_MessageStruct mSG_MQTT_Message = new MSG_MQTT_MessageStruct()
{
ENUM_MqttMsgType = ENUM_MqttMsgType.Notice,
Message = string.Format("你的好友{0}上线了!", client.UserName),
MessageDate = DateTime.Now
};
string json = JsonConvert.SerializeObject(mSG_MQTT_Message);
foreach (var C in ClientInsTances)
{
if (C.ClientID == context.ClientId)
{
continue;
}
PublishAsync(C.ClientID, json);
}
}
}
catch (Exception ex)
{
Console.WriteLine("订阅失败:" + ex.Message);
context.AcceptSubscription = false;
}
};
mqttServer.ClientDisconnected += ClientDisconnected;
mqttServer.ClientConnected += MqttServer_ClientConnected;
mqttServer.ApplicationMessageReceived += MqttServer_ApplicationMessageReceived;
mqttServer.Started += MqttServer_Started;
mqttServer.StartAsync(options);
Console.ReadKey();
}
