protected override void Start()
{
if (null != _mqttServer)
{
return;
}
///相关参数不能为空
if (this.IOServer == null || this.IOCommunication == null)
{
return;
}
var optionBuilder =
new MqttServerOptionsBuilder().WithConnectionBacklog(1000).WithDefaultEndpointPort(ServerPort);
if (!String.IsNullOrEmpty(ServerIP))
{
optionBuilder.WithDefaultEndpointBoundIPAddress(IPAddress.Parse(ServerIP));
}
var options = optionBuilder.Build();
//连接验证
(options as MqttServerOptions).ConnectionValidator += context =>
{
string clientId = "";
Task.Run(() =>
{
try
{
ParaPack paraPack = new ParaPack(this.IOCommunication.IO_COMM_PARASTRING);
if (context.ClientId.Length < 2)
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
return;
}
if (EaableAnonymousAuthentication)
{
if (!context.Username.Equals(this.UserName))
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
return;
}
if (!context.Password.Equals(this.Password))
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedBadUsernameOrPassword;
return;
}
}
bool isValidCleint = false;
for (int i = 0; i < IODevices.Count; i++)
{
ParaPack deviceparaPack = new ParaPack(IODevices[i].IO_DEVICE_PARASTRING);
clientId = deviceparaPack.GetValue("MQTT连接ID号").Trim(); // 将字符串转换为字符数组
if (clientId.Trim() == context.ClientId.Trim())
{
isValidCleint = true;
IODevices[i].Tag = clientId.Trim();//标记对应的客户端ID号
}
}
if (isValidCleint)
{
context.ReturnCode = MqttConnectReturnCode.ConnectionAccepted;
}
else
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
}
}
catch
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
}
if (string.IsNullOrEmpty(clientId))
{
context.ReturnCode = MqttConnectReturnCode.ConnectionRefusedIdentifierRejected;
}
});
};
_mqttServer = new MqttFactory().CreateMqttServer();
//开始连接
_mqttServer.ClientConnected += (sender, args) =>
{
if (args.ClientId == null || args.ClientId == "")
{
return;
}
IO_DEVICE device = this.IODevices.Find(x => x.Tag.ToString().Trim() == args.ClientId.Trim());
if (device == null)
{
for (int i = 0; i < IODevices.Count; i++)
{
ParaPack deviceparaPack = new ParaPack(IODevices[i].IO_DEVICE_PARASTRING);
string clientId = deviceparaPack.GetValue("MQTT连接ID号").Trim(); // 将字符串转换为字符数组
if (clientId.Trim() == args.ClientId.Trim())
{
IODevices[i].Tag = clientId.Trim();//标记对应的客户端ID号
device = IODevices[i];
break;
}
}
}
if (device == null)
{
return;
}
ParaPack commPack = new ParaPack(this.IOCommunication.IO_COMM_PARASTRING);
ParaPack devicePack = new ParaPack(device.IO_DEVICE_PARASTRING);
#region 通用MQTT解析
{
//客户端连接上后发布订阅数据
List <TopicFilter> topicFilters = new List <TopicFilter>();
device.IO_DEVICE_STATUS = 1;
this.DeviceStatus(this.IOServer, IOCommunication, device, null, "1");
string clientId = devicePack.GetValue("MQTT连接ID号").Trim(); // 将字符串转换为字符数组
device.Tag = clientId;
if (clientId.Trim() == args.ClientId.Trim())
{
TopicFilter topicFilter = new TopicFilter(devicePack.GetValue("数据订阅主题").Trim(), MessageQulity);
topicFilters.Add(topicFilter);
try
{
Task.Run(async() =>
{
await _mqttServer.SubscribeAsync(args.ClientId.Trim(), topicFilters);
});
}
catch (Exception)
{
this.DeviceException("ERROR=MQTTNet_20006,发布订阅主题失败 ");
}
}
else
{
this.DeviceException("ERROR=MQTTNet_20006,MQTT ID与设备配置ID不匹配 ");
}
//定时向客户端发布一个读取数据的订阅
if (commPack.GetValue("接收方式") == "主动")
{
MQTTTimer cleintMqtt = new MQTTTimer()
{
ClientID = args.ClientId
};
MqttClientTimes.Add(cleintMqtt);
cleintMqtt.Timer = new Timer(delegate
{
if (!cleintMqtt.IsStop)
{
try
{
_mqttServer.PublishAsync(
new MqttApplicationMessage()
{
QualityOfServiceLevel = MessageQulity,
Retain = false,
Topic = devicePack.GetValue("主动请求主题").Trim(),
Payload = Encoding.UTF8.GetBytes("{\"uid\":\"" + devicePack.GetValue("设备ID编码").Trim() + "\",\"updatecycle\":\"" + device.IO_DEVICE_UPDATECYCLE + "\",\"topic\":\"" + devicePack.GetValue("数据订阅主题").Trim() + "\"}")
}
);
///服务端向客户端发送一个服务器端循环查询数据的周期
_mqttServer.PublishAsync(
new MqttApplicationMessage()
{
QualityOfServiceLevel = MessageQulity,
Retain = false,
Topic = devicePack.GetValue("循环周期主题").Trim(),
Payload = Encoding.UTF8.GetBytes("{\"uid\":\"" + devicePack.GetValue("设备ID编码").Trim() + "\",\"updatecycle\":\"" + device.IO_DEVICE_UPDATECYCLE + "\",\"topic\":\"" + devicePack.GetValue("数据订阅主题").Trim() + "\"}")
}
);
}
catch (Exception)
{
this.DeviceException("ERROR=MQTTNet_20006,发布订阅主题失败 ");
}
}
}, args, 1000, device.IO_DEVICE_UPDATECYCLE * 1000);
}
}
#endregion
};
///断开连接
_mqttServer.ClientDisconnected += (sender, args) =>
{
Task.Run(() =>
{
if (args.WasCleanDisconnect)
{
IO_DEVICE device = this.IODevices.Find(x => x.Tag.ToString().Trim() == args.ClientId.Trim());
if (device != null)
{
device.IO_DEVICE_STATUS = 0;
this.DeviceStatus(this.IOServer, IOCommunication, device, null, "0");
}
}
});
MQTTTimer cleintTimer = MqttClientTimes.Find(x => x.ClientID == args.ClientId);
if (cleintTimer != null)
{
cleintTimer.Close();
MqttClientTimes.Remove(cleintTimer);
}
};
///接收到订阅主题的数据数据
_mqttServer.ApplicationMessageReceived += (sender, args) =>
{
if (args.ClientId == null || args.ClientId.Trim() == "")
{
return;
}
if (args.ApplicationMessage.Payload == null || args.ApplicationMessage.Payload.Length <= 0)
{
this.DeviceException("接收的数据为空");
return;
}
ParaPack commPack = new ParaPack(this.IOCommunication.IO_COMM_PARASTRING);
try
{
Task.Run(() =>
{
string cleintId = args.ClientId.Trim();
//将接收到的数据发送到实际的对应的解析数据库中
List <IO_DEVICE> selects = this.IODevices.FindAll(x => x.Tag.ToString().Trim() == args.ClientId.Trim());
if (selects.Count <= 0)
{
return;
}
string strs = ScadaHexByteOperator.UTF8ByteToString(args.ApplicationMessage.Payload);
IO_DEVICE device = null;
for (int i = 0; i < selects.Count; i++)
{
ParaPack selePack = new ParaPack(selects[i].IO_DEVICE_PARASTRING);
#region
CommonMqttJsonObject mqttJsonObject = ScadaHexByteOperator.JsonToObject <CommonMqttJsonObject>(strs);
if (mqttJsonObject == null || mqttJsonObject.paras == null || mqttJsonObject.paras.Count <= 0)
{
this.DeviceException("接收数据对象转换失败了,没有数据" + strs.Count());
this.DeviceException(strs);
continue;
}
string selectUid = selePack.GetValue("设备ID编码");
if (selectUid.Trim() == mqttJsonObject.device.uid.Trim())
{
device = selects[i];
break;
}
#endregion
}
if (device == null)
{
return;
}
device.IO_DEVICE_STATUS = 1;
ParaPack paraPack = new ParaPack(device.IO_DEVICE_PARASTRING);
#region
string deviceUid = paraPack.GetValue("设备ID编码");
if (!string.IsNullOrEmpty(device.IO_DEVICE_PARASTRING) && args.ApplicationMessage.Topic.Trim() == paraPack.GetValue("数据订阅主题").Trim())
{
CommonMqttJsonObject mqttJsonObject = ScadaHexByteOperator.JsonToObject <CommonMqttJsonObject>(strs);
this.ReceiveData(this.IOServer, IOCommunication, device, args.ApplicationMessage.Payload, DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"), mqttJsonObject);
}
#endregion
});
}
catch
{
return;
}
};
///订阅主题
_mqttServer.ClientSubscribedTopic += (sender, args) =>
{
};
///取消订阅主题
_mqttServer.ClientUnsubscribedTopic += (sender, args) =>
{
};
_mqttServer.Started += (sender, args) =>
{
this.IOCommunication.IO_COMM_STATUS = 1;
};
_mqttServer.Stopped += (sender, args) =>
{
this.IOCommunication.IO_COMM_STATUS = 0;
};
_mqttServer.StartAsync(options);
ParaPack commpack = new ParaPack(this.IOCommunication.IO_COMM_PARASTRING);
this.CommunctionStartChanged(this.IOServer, this.IOServer.SERVER_IP + " " + this.IOServer.SERVER_NAME + "启动服务");
}
protected override IOData Analysis(IO_SERVER server, IO_COMMUNICATION Communication, IO_DEVICE device, IO_PARA para, byte[] datas, DateTime datatime, object sender)
{
ParaPack commPack = new ParaPack(Communication.IO_COMM_PARASTRING);
ParaPack devicePack = new ParaPack(device.IO_DEVICE_PARASTRING);
IOData data = new IOData();
data.QualityStamp = QualityStamp.BAD;
if (device == null)
{
return(data);
}
if (para == null)
{
return(data);
}
if (sender == null)
{
return(data);
}
if (datas.Length <= 0)
{
return(data);
}
if (commPack.GetValue("数据格式") == "江苏协昌环保股份有限公司")
{
#region 江苏协昌环保股份有限公司
try
{
ParaPack paraPack = new ParaPack(para.IO_PARASTRING);
string deviceUid = devicePack.GetValue("设备识别号").Trim();
data.CommunicationID = Communication.IO_COMM_ID;
data.ID = device.IO_DEVICE_ADDRESS;
data.ParaName = para.IO_NAME;
data.ServerID = server.SERVER_ID;
data.Date = DateTime.Now;
string str = ScadaHexByteOperator.UTF8ByteToString(datas);
MqttJsonObject mqttJsonObject = (MqttJsonObject)sender;
if (mqttJsonObject != null && !string.IsNullOrEmpty(deviceUid) && mqttJsonObject.device.uid.Trim() == deviceUid.Trim())
{
//由于一次性获取的是所有数据,所以需要解析所有数据
data.QualityStamp = QualityStamp.GOOD;
string jsonname = paraPack.GetValue("JSON名称").Trim();
string boardAddress = paraPack.GetValue("版子地址");
string boardIndex = paraPack.GetValue("版子索引号");
string port = paraPack.GetValue("端口号");
string portIndex = paraPack.GetValue("端口索引号");
string DataType = paraPack.GetValue("数据类型");
string valueIndex = paraPack.GetValue("采集值索引号");
if (mqttJsonObject.paras != null)
{
MqttJsonPara selectObj = mqttJsonObject.paras.Find(x => x.name.Trim() == jsonname.Trim());
if (selectObj != null)
{
if (selectObj.data != null && selectObj.data.Count > 0)
{
string date = selectObj.data[0].ToString();
try
{
///解析Json数据
DateTime?dateTime = GetDateTime(date);
if (dateTime != null)
{
string pboardAddress = selectObj.data[int.Parse(boardIndex)].ToString();
string pport = selectObj.data[int.Parse(portIndex)].ToString();
string value = selectObj.data[int.Parse(valueIndex)].ToString();
data.QualityStamp = QualityStamp.GOOD;
data.ParaValue = value;
data.Date = dateTime;
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
catch (Exception emx)
{
this.DeviceException(emx.Message);
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
catch (Exception emx)
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
this.DeviceException(emx.Message);
}
#endregion
}
else if (commPack.GetValue("数据格式") == "通用MQTT解析")
{
#region 通用MQTT解析
try
{
ParaPack paraPack = new ParaPack(para.IO_PARASTRING);
string deviceUid = devicePack.GetValue("设备ID编码").Trim();
data.CommunicationID = Communication.IO_COMM_ID;
data.ID = device.IO_DEVICE_ADDRESS;
data.ParaName = para.IO_NAME;
data.ServerID = server.SERVER_ID;
data.Date = DateTime.Now;
string str = ScadaHexByteOperator.UTF8ByteToString(datas);
CommonMqttJsonObject mqttJsonObject = (CommonMqttJsonObject)sender;
if (mqttJsonObject != null && !string.IsNullOrEmpty(deviceUid) && mqttJsonObject.device.uid.Trim() == deviceUid.Trim())
{
//由于一次性获取的是所有数据,所以需要解析所有数据
data.QualityStamp = QualityStamp.GOOD;
string jsonname = paraPack.GetValue("IO标识").Trim();
string timeIndex = paraPack.GetValue("时间值索引");
string DataType = paraPack.GetValue("数据类型");
string valueIndex = paraPack.GetValue("采集值索引");
if (DataType == "命令参数")
{
data.QualityStamp = QualityStamp.GOOD;
data.ParaValue = data.QualityStampValue.ToString();
return(data);
}
//采集参数
if (mqttJsonObject.paras != null)
{
CommonMqttJsonPara selectObj = mqttJsonObject.paras.Find(x => x.name.Trim() == jsonname.Trim());
if (selectObj != null)
{
if (selectObj.data != null && selectObj.data.Count > 0)
{
string date = selectObj.data.Count > (int.Parse(timeIndex) + 1)? selectObj.data[int.Parse(timeIndex)].ToString():DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss,f");
try
{
///解析Json数据
DateTime?dateTime = GetDateTime(date);
if (dateTime != null)
{
string value = selectObj.data.Count > (int.Parse(valueIndex) + 1) ? selectObj.data[int.Parse(valueIndex)].ToString():"-9999";
data.QualityStamp = value != "-9999"?QualityStamp.GOOD: QualityStamp.BAD;
data.ParaValue = value;
data.Date = dateTime;
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
catch (Exception emx)
{
this.DeviceException(emx.Message);
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
}
else
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
}
}
catch (Exception emx)
{
data.QualityStamp = QualityStamp.BAD;
data.ParaValue = data.QualityStampValue.ToString();
this.DeviceException(emx.Message);
}
#endregion
}
return(data);
}