public static void Publish(string topic, object message, byte qos = 0, bool retain = false)
{
// {
// "CardId": "fd-a6-4a-95",
// "DeviceId": 6,
// "InLocation": 1,
// "SwipeTime": "2016-05-22T18:18:54Z"
//}
//var topic = $"location/{locationId}/movement";
var jsonData = JsonConvert.SerializeObject(message);
var data = Encoding.UTF8.GetBytes(jsonData);
//var data = GetBytes(jsonData);
if (_client == null || !_client.IsConnected)
{
_client = null;
Connect();
}
_client?.Publish(topic, data);
}
private void Callback(object state)
{
_client.Publish(_settings.MqttTopic, Encoding.UTF8.GetBytes($"{DateTime.Now}"));
}
private void OnUnknownCommand(ReceivedCommand arguments)
{
MqttClient.Publish($"{m_TopicPrefix}/{m_UnknownCommandTopic}", Encoding.GetBytes(arguments.RawString));
}
static void Main(string[] args)
{
#region MQTT Client 資料上傳範例
IPHostEntry wraIP = Dns.GetHostEntry("iapi.wra.gov.tw");
MqttClient.ConnectConfig cc = new MqttClient.ConnectConfig()
{
IpAddress = wraIP.AddressList[0],
Port = 1883,
UserName = "",
Password = ""
};
MqttClient dps = new MqttClient(cc);
dps.Open();
Console.WriteLine("啟動MQTT連線");
Console.ReadKey();
if (!dps.IsConnected)
{
Console.WriteLine("連線失敗");
Console.ReadKey();
}
//產生隨機數值
Random rnd = new Random();
//寫入物理量 Id
Guid pqId = Guid.Parse("");
Console.WriteLine("Publish Data..");
for (int index = 0; index < 20; index++)
{
//Mqtt Payload 格式
MqttClient.ObservationsPacket op = new MqttClient.ObservationsPacket()
{
phenomenonTime = DateTime.Now.AddMinutes(-index).ToString("yyyyMMddTHHmmss+08"),
result = 4 + rnd.NextDouble()
};
Console.WriteLine($"發送資料 {op.result.ToString()}");
dps.Publish(pqId, op);
Thread.Sleep(1000);
}
Console.WriteLine("Publish Data Finish.");
Console.ReadKey();
dps.Close();
#endregion
#region 初始化 OAuth2 Client and User API Client
//初始化 OAuth2 Client
_oAuth2Client = new OAuth2Client(_wraOAuth2UriRoot, _clientId, _clientSecret);
//初始化 UserApi Client
_userApiClient = new UserApiClient(_wraApiUriRoot, _oAuth2Client);
#endregion
#region ETL API 使用範例
Console.WriteLine("\r\n-----讀取全部監測站群組------");
IEnumerable <StationGroupInfo> stationGroupInfos = StationGroupGetAll();
Console.ReadKey();
//取得單一監測站群組
Console.WriteLine($"\r\n-----使用監測站群組ID讀取單一監測站群組 {stationGroupInfos.First().Id.ToString() }------");
StationGroupGet(stationGroupInfos.First().Id);
Console.ReadKey();
//取得全部監測站
Console.WriteLine($"\r\n-----取得全部監測站------");
IEnumerable <StationInfo> stationInfos = StationGetAll();
Console.ReadKey();
//取得單一監測站
Console.WriteLine($"\r\n-----取得單一監測站 {stationInfos.First().Id.ToString() }------");
StationGet(stationInfos.First().Id);
Console.ReadKey();
//取得全部物理量
Console.WriteLine($"\r\n-----取得全部物理量------");
IEnumerable <PhysicalQuantityInfo> physicalQuantityInfos = PhysicalQuantityGetAll();
Console.ReadKey();
//取得單一物理量
Console.WriteLine($"\r\n-----取得單一物理量 {physicalQuantityInfos.First().Id.ToString() }------");
PhysicalQuantityGet(physicalQuantityInfos.First().Id);
Console.ReadKey();
//讀取全部物理量即時資料
Console.WriteLine($"\r\n-----讀取全部物理量即時資料------");
LastestDataReadAll();
Console.ReadKey();
//讀取單一物理量即時資料
Console.WriteLine($"\r\n-----讀取單一物理量即時資料 {physicalQuantityInfos.First().Id.ToString()}------");
LatestDataReadPhysicalQuantity(physicalQuantityInfos.First().Id);
Console.ReadKey();
Console.WriteLine($"\r\n-----讀取單一監測站下所有物理量資料 Station Id: {stationInfos.First().Id.ToString()}");
LastestDataReadStation(stationInfos.First().Id);
Console.ReadKey();
Console.WriteLine($"\r\n-----讀取單一監測站群組下所有物理量資料 StationGroup Id: {stationGroupInfos.First().ChildStationGroups.First().Id.ToString()}");
LastestDataReadStationGroup(stationGroupInfos.First().ChildStationGroups.First().Id);
Console.ReadKey();
Console.WriteLine($"\r\n-----讀取單一物理量之歷史原始資料-------");
TimeSeriesDataReadRawData(physicalQuantityInfos.First().Id);
Console.ReadKey();
Console.WriteLine($"\r\n-----讀取單一物理量之歷史彙總資料-------");
DataSeriesEs dataSeries = TimeSeriesDataReadAggregratedData(Guid.Parse("38a666f9-dcc4-4259-b454-9313f95a9d0c"));
Console.ReadKey();
#endregion
#region 可視化 API 使用範例
Console.WriteLine($"\r\n----產生可嵌入圖表--------");
ChartGenerate(dataSeries);
Console.ReadKey();
#endregion
#region 雲端運算 API 使用範例
int jobId = 40;
Console.WriteLine($"\r\n----從 S3 上傳 Java 檔案至雲端運算資源--------");
//jobId = SparkJobSubmit();
Console.ReadKey();
Console.WriteLine($"\r\n----取得工作列表-------");
SparkJobList();
Console.ReadKey();
Console.WriteLine("\r\n----取得工作狀態-----");
SparkJobStatus(jobId);
Console.ReadKey();
Console.WriteLine("\r\n----取得工作狀態-----");
SparkJobStatus(jobId);
Console.ReadKey();
Console.WriteLine("r\n----取得工作紀錄-----");
SparkJobLog(35);
Console.ReadKey();
#endregion
#region 地理圖資 API
Console.WriteLine($"\r\n----上傳檔案至地理圖資資料庫--------");
RasterMapFileUpload();
Console.ReadKey();
Console.WriteLine($"\r\n----讀取地理圖資資料庫檔案列表--------");
IEnumerable <FileDetails> fileDetails = RasterMapFileList();
Console.ReadKey();
Console.WriteLine($"\r\n----下載地理圖資檔案-------");
RasterMapFileDownload(fileDetails.First().FileName);
Console.ReadKey();
Console.WriteLine($"\r\n----讀取地理圖資檔案 NetCDF ASCII--------");
RasterMapNetCDFGet(fileDetails.First().FileName);
Console.ReadKey();
#endregion
}
public void PublishMessage(string Message)
{
var hasil = MqttClient.Publish(AppConstants.MqttTopic, Encoding.UTF8.GetBytes(Message), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
}
public static MqttClient publishMsgsAndWait(MqttClient client,
string messageType, string deviceId, int numMsgs,
string registryId, DateTime iat, int jwtExpiresMin,
string algorithm, string pass, string projectId,
string privateKeyFile, string clientId, int waitTime)
{
// Publish to the events or state topic based on the flag.
string sub_topic = messageType == "event" ? "events" : "state";
// The MQTT topic that this device will publish telemetry data to.
// The MQTT topic name is required to be in the format below.
// Note that this is not the same as the device registry's
// Cloud Pub/Sub topic.
string mqttTopic = $"/devices/{deviceId}/{sub_topic}";
SetupMqttTopics(client, deviceId);
//Publish num_messages mesages to the MQTT bridge once per second.
for (var i = 1; i <= numMsgs; ++i)
{
string payload = string.Format("{0}/{1}-payload-{2}",
registryId, deviceId, i);
Console.WriteLine("Publishing {0} message {1}/{2}: '{3}'\n"
, messageType, i, numMsgs, payload);
var BinaryData = Encoding.Unicode.GetBytes(payload);
// Refresh the connection credentials before the JWT expires.
long secsSinceRefresh =
(DateTime.Now.Millisecond - iat.Millisecond) / 1000;
if (secsSinceRefresh > 60 * jwtExpiresMin)
{
Console.WriteLine("\tRefreshing token after: {0} seconds\n"
, secsSinceRefresh);
iat = DateTime.Now;
if (algorithm == "RS256")
{
pass = CreateJwtRsa(projectId, privateKeyFile);
}
else if (algorithm == "ES256")
{
//TODO: needs to be implemented
}
else
{
throw new ArgumentException("Invalid algorithm {0}. " +
"Should be one of 'RS256' or 'ES256'", algorithm);
}
client.Disconnect();
client.Connect(clientId, "unused", pass);
}
// Publish "payload" to the MQTT topic. qos=1 means at least
// once delivery. Cloud IoT Core also supports qos=0 for at
// most once delivery.
client.Publish(mqttTopic, BinaryData,
MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE, false);
if (messageType.Equals("event"))
{
// Send telemetry events every second
System.Threading.Thread.Sleep(1000);
}
else
{
// Note: Update Device state less frequently than with
// telemetry events
System.Threading.Thread.Sleep(5000);
}
}
for (int i = 1; i < waitTime; i++)
{
Console.Write(".");
System.Threading.Thread.Sleep(1000);
}
Console.WriteLine();
return(client);
}
public void Poll()
{
_msgId = _mqtt.Publish(_cmdIn, Encoding.UTF8.GetBytes("{}"));
_msgPoll = true;
}
public void publish(string topic, string message)
{
Debug.Log("Publish: " + topic + "~ " + message);
client.Publish(topic, System.Text.Encoding.UTF8.GetBytes(message), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
}
//PhanTich
private void PhanTichImei(string filep, string fname)
{
try
{
//Tách ra các thông tin cần thiết trước
string app_path = System.IO.Directory.GetCurrentDirectory();
string kq = "";
int stt = 0;
File.Copy(@filep, @app_path + @"/Temp/" + @fname, true);
System.IO.StreamReader file = new System.IO.StreamReader(@app_path + "/Temp/" + @fname);
while (file.EndOfStream != true)
{
kq = file.ReadLine().Trim().ToLower();
}
file.Close();
//Debug.WriteLine(kq);
string Code = "OK";
if (kq.Contains("alarm on"))
{
stt = 0;
//Tách lấy error code
string[] ketqua1 = kq.Split('(');
string[] ketqua2 = ketqua1[1].Split(')');
Code = ketqua2[0];
}
if (kq.Contains("alarm off"))
{
stt = 1;
}
//Xoa file khi k dùng đến
File.Delete(@app_path + "/Temp/" + @fname);
TbMachine.Rows[0]["LastTime"] = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
TbMachine.Rows[0]["Status"] = stt;
TbMachine.Rows[0]["ErrorCode"] = Code;
//Dù sao đi chăng nữa thì cũng Pub lên server thôi mà Man
//Build Json rồi Pub lên kênh
if (client.IsConnected)
{
string abc = "[{\"LastTime\":\"" + TbMachine.Rows[0]["LastTime"] + "\",\"Name\":\"IMEI\",\"Status\":" + stt + ",\"ErrorCode\":\"" + Code + "\",\"Note\":\"" + Note + "\",\"Ip\":\"" + Ip + "\"}]";
client.Publish("hev", Encoding.UTF8.GetBytes(abc), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
// Debug.WriteLine("Vừa pub dữ liệu lẻ lên server đó a");
}
else
{
//Debug.WriteLine("K kết nối tới server");
log.Error("C160. Khong Publish du lieu len Server duoc");
}
}
catch (Exception ex)
{
log.Error("Loi khi phan tich file log: " + ex);
}
finally
{
this.radGridView1.CurrentRow = null;
}
}
public static void Main()
{
MqttClient client = null;
string clientId;
bool running = true;
// Wait for Wifi/network to connect (temp)
SetupAndConnectNetwork();
// Loop forever
while (true)
{
try
{
string BrokerAddress = "192.168.2.129";
client = new MqttClient(BrokerAddress);
// register a callback-function (we have to implement, see below) which is called by the library when a message was received
client.MqttMsgPublishReceived += Client_MqttMsgPublishReceived;
client.MqttMsgSubscribed += Client_MqttMsgSubscribed;
// use a unique id as client id, each time we start the application
//clientId = Guid.NewGuid().ToString();
clientId = new Guid(1, 23, 44, 32, 45, 33, 22, 11, 1, 2, 3).ToString();
Debug.WriteLine("Connecting MQTT");
client.Connect(clientId);
Debug.WriteLine("Connected MQTT");
// Subscribe topics
// client.Subscribe(new string[] { "Test1", "Test2" }, new byte[] { 2, 2 });
byte[] message = Encoding.UTF8.GetBytes("Test message");
client.Publish("/Esp32/Test1", message, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
string[] SubTopics = new string[]
{
"/Automation/Lights/#"
};
Debug.WriteLine("Subscribe /Automation/Lights/#");
client.Subscribe(SubTopics, new byte[] { 2 });
Debug.WriteLine("Enter wait loop");
while (running)
{
Thread.Sleep(10000);
client.Publish("/Esp32/Test1", message, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
}
client.Disconnect();
}
catch (Exception ex)
{
// Do whatever please you with the exception caught
Debug.WriteLine("Main exception " + ex.Message);
}
// Wait before retry
Thread.Sleep(10000);
}
}
private void pubButton_Click(object sender, EventArgs e)
{
client.Publish(topicTextBox.Text, Encoding.UTF8.GetBytes(pubTextBox.Text));
}
void client_MqttMsgPublish(string topic, string msg)
{
client.Publish(topic, System.Text.Encoding.UTF8.GetBytes(msg), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
}
/// <summary>
/// 버튼 클릭 현재 정보를 전달한다.
/// </summary>
/// <param name="topic">버튼 주소</param>
public void SendPublishButtonData(string topic, string sendData)
{
client.Publish("siheung/namu/" + topic, System.Text.Encoding.Default.GetBytes(sendData));
}
private ushort PublishMessage(string topic, string msg)
{
return(_client.Publish(topic, Encoding.UTF8.GetBytes(msg)));
}
public static void Main()
{
MqttClient client = null;
string clientId;
// Wait for Wifi/network to connect (temp)
SetupAndConnectNetwork();
// Loop forever
while (true)
{
try
{
client = new MqttClient(BrokerAddress);
// register a callback-function (we have to implement, see below) which is called by the library when a message was received
client.MqttMsgPublishReceived += Client_MqttMsgPublishReceived;
client.MqttMsgSubscribed += Client_MqttMsgSubscribed;
// use a unique id as client id, each time we start the application
//clientId = Guid.NewGuid().ToString();
clientId = Guid.NewGuid().ToString();
Debug.WriteLine("Connecting MQTT");
client.Connect(clientId, _token, "");
Debug.WriteLine("Connected MQTT");
// Subscribe topics
// client.Subscribe(new string[] { "Test1", "Test2" }, new byte[] { 2, 2 });
var buffer = nanoFramework.Hardware.Stm32.Utilities.UniqueDeviceId;
byte[] message = Encoding.UTF8.GetBytes("{\"DeviceId\":\"" + Encoding.UTF8.GetString(buffer, 0, buffer.Length) + "\"}");
client.Publish("devices/" + clientId + "/attributes", message, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
string[] SubTopics = new string[]
{
"/devices/" + clientId + "/rpc/request/+/+",
"/devices/" + clientId + "/attributes/update/"
};
Debug.WriteLine("Subscribe attributes and request");
client.Subscribe(SubTopics, new byte[] { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE });
Debug.WriteLine("Enter wait loop");
while (client.IsConnected)
{
try
{
Thread.Sleep(10000);
message = Encoding.UTF8.GetBytes("{\"NowDateTime\":\"" + DateTime.UtcNow.ToString() + "\"}");
var result = client.Publish("devices/" + clientId + "/telemetry", message, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
Debug.WriteLine(result.ToString());
}
catch (Exception ex)
{
Debug.WriteLine("Publish exception " + ex.Message);
}
}
client.Disconnect();
}
catch (Exception ex)
{
// Do whatever please you with the exception caught
Debug.WriteLine("Main exception " + ex.Message);
}
// Wait before retry
Thread.Sleep(10000);
}
}
//MQTT Senden von Nachrichten
public void MQTTPublish(string channel, string msg)
{
mqtt.Publish(channel, Encoding.UTF8.GetBytes(msg));
}
static void Main(string[] args)
{
// Command line arguments
var options = new Options();
if (CommandLine.Parser.Default.ParseArgumentsStrict(args, options))
{
if (options.Help)
{
Console.WriteLine(CommandLine.Text.HelpText.AutoBuild(options));
return;
}
//Console.WriteLine(options.Help);
}
DateTime dtnow = DateTime.Now;
long iat = ((DateTimeOffset)dtnow).ToUnixTimeSeconds();
long exp = iat + 3600; // Token expires in 3600 seconds, or whatever duration you need.
var claims = new Dictionary <string, object>()
{
{ "iat", iat } // Issued at
, { "exp", exp } // expiration time
, { "aud", options.projectId } // audience is gcp project
};
X509Certificate x509_roots = new X509Certificate(currentExcutionPath + "\\" + sRoots);
X509Certificate2 x509Certificate2 = new X509Certificate2(currentExcutionPath + "\\" + sP12Cert
, sP12Pass
, X509KeyStorageFlags.Exportable);
string token = Jose.JWT.Encode(claims
, x509Certificate2.PrivateKey
, JwsAlgorithm.RS256); // Using RSA Signature with SHA-256 asymmetric algorithm
MqttClient client = new MqttClient("mqtt.googleapis.com", // Google Cloud mqtt API host
8883 // ssl mqtt port
, true // secure = true
, x509_roots //caCert,CA certificate for secure connection, the CA certificate used to sign the broker certificate you’ll connect to
, x509Certificate2 //ClientCert,Client certificate
, MqttSslProtocols.TLSv1_2
);
// Know if a subscription to a topic is completed and registered to the broker
// client.MqttMsgSubscribed += client_MqttMsgSubscribed;
// Subscribe to be notified about received messages,
client.MqttMsgPublishReceived += Client_MqttMsgPublishReceived;
// event handler for published messages
client.MqttMsgPublished += Client_MqttMsgPublished;
// Building clientId as required by google mqtt
String clientId = "projects/" + options.projectId + "/locations/" + options.cloudRegion + "/registries/" + options.registryId + "/devices/" + options.deviceId;
String topic = "/devices/" + options.deviceId + "/" + options.topic;
// Username is null, authentication via JWT
client.Connect(clientId, null, token);
if (client.IsConnected)
{
//publish 10 messages
for (int i = 0; i < 10; i++)
{
Random rnd = new Random(); // just a random number for sample date
string strValue = dtnow + "," + Convert.ToString(rnd.Next());
strValue = strValue + "-anything";
byte[] bMessage = Encoding.UTF8.GetBytes(strValue);
// This call returns immediately the id assigned to the message that will be sent shortly after.
// The library works in an asynchronous way with an internal queue and an internal thread for publishing messages.
// An error means that the client made more attempts to send the message but it couldn’t reach the broker
// of course this is true only for QoS level 1 and 2 where an acknowledge sequence from broker is expected
msgId = client.Publish(topic
, bMessage
, MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE
, false); //publish a retained message if set to true
// 1000ms between each publish
System.Threading.Thread.Sleep(1000);
}
// Flushing queued messages to broker
try
{
client.Disconnect(); // Flush on disconnect
}
catch
{
Console.WriteLine("Error publishing message(s)" + ", failed topic = " + topic);
Environment.Exit(0);
}
finally
{
// do something if needed
}
}
else
{
Console.WriteLine("Can not connect to project: {0} or connection lost.", options.projectId);
Environment.Exit(0);
}
}
static void MQClient_recievedMessage(object sender, MqttMsgPublishEventArgs e)
{
if (!GWisBusy)
{
GWisBusy = true;
var message = Encoding.UTF8.GetString(e.Message);
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes(GWApp.MQTTSettings.Messages.WorkingOnConfig));
if (e.Topic == GWApp.DeviceID + GWApp.MQTTSettings.ConfigTopic)
{
try
{
GWConfig = JsonConvert.DeserializeObject <GWConfig>(message);
//LiteDatabase db = new LiteDatabase(@"C:\Temp\GW_Data.db");
// File.SetAttributes(@"C:\Temp\GW_Data.db", FileAttributes.Normal);
// var col = db.GetCollection<GWConfig>("Config");
// col.Insert(GWConfig);
if (!GWConfig.VarOK())
{
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes("Cannot update. Invalid format"));
}
//if (!(ConnectToPLC(GWConfig.PLC) == 0))
//{
// MQClient.Publish("HSMA/IOTGW/status", Encoding.UTF8.GetBytes("something is wrong with the plc"));
// GWisBusy = false;
// return;
//}
GWisBusy = false;
initialConfig = false;
GWConfig.InitTimer();
}
catch
{
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes("Cannot update. Invalid format"));
GWisBusy = false;
}
}
else
{
try
{
GWConfigUpdate = JsonConvert.DeserializeObject <GWConfigUpdate>(message);
if (initialConfig)
{
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes("Cannot update if no config avaliable"));
}
else if (GWConfig.configID == GWConfigUpdate.ConfigID)
{
GWConfig.CancelTimer();
GWConfig.interval = GWConfigUpdate.interval;
GWConfig.InitTimer();
}
else
{
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes("Cannot update. ID is not correct "));
}
}
catch
{
MQClient.Publish(GWApp.DeviceID + GWApp.MQTTSettings.StatusTopic, Encoding.UTF8.GetBytes("Cannot update. Invalid format"));
}
GWisBusy = false;
}
}
}
public void SendServerMessage(string topicName, string serverMessage)
{
client.Publish(topic, Encoding.Default.GetBytes(message));
}
private void btnSend_Click(object sender, RoutedEventArgs e)
{
string meldung = txtNickName.Text + ": " + txtMessage.Text;
client.Publish("htlvillach/5AHIF", Encoding.UTF8.GetBytes(meldung));
}
static void Main(string[] args)
{
var mre = new ManualResetEvent(false);
var options = new Options();
if (!Parser.Default.ParseArguments(args, options))
{
Console.Error.WriteLine("Invalid options");
Environment.Exit(-1);
}
var serialNumber = options.SerialNumberOverride ?? "DEFAULT_FAKE_SERIAL_NUMBER";
var serialPort = new SerialPort(options.SerialPort, 9600, Parity.None, 8, StopBits.One);
serialPort.Open();
var client = new MqttClient(options.MqttBroker);
client.MqttMsgPublished += (sender, e) =>
{
Console.WriteLine("Published message ID {0}", e.MessageId);
};
client.MqttMsgPublishReceived += (sender, e) =>
{
var data = Encoding.UTF8.GetString(e.Message);
Console.WriteLine("Received message {0}", data);
if (e.Topic.EndsWith("/serial") && serialPort.IsOpen)
{
serialPort.Write(data);
}
else if (e.Topic.EndsWith("/quit"))
{
serialPort.Close();
client.Disconnect();
mre.Set();
}
};
Console.WriteLine("Connecting to {0}", options.MqttBroker);
var clientId = Guid.NewGuid().ToString();
client.Connect(clientId);
Console.WriteLine("Subscribing to /devices/{0}/#", serialNumber);
client.Subscribe(new[]
{
string.Format("/devices/{0}/#", serialNumber),
}, new []
{
MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE,
});
Console.WriteLine("Publishing provisioning message for {0}", serialNumber);
client.Publish(string.Format("/devices/provision/{0}", serialNumber), Encoding.UTF8.GetBytes(DateTimeOffset.Now.ToString()));
Console.WriteLine("Waiting for messages...");
mre.WaitOne();
Console.WriteLine("Finished!");
}
void SendMessage(string topic, string message)
{
// Debug.Log("MQTT send message " + topic + " " + message);
mqttClient.Publish(topic, System.Text.Encoding.UTF8.GetBytes(message), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
}
/// <summary>
/// Callback method for the altitude timer
/// </summary>
/// <param name="state">not used</param>
private static void AltitudeTimerCallback(object state)
{
CurrentAltitude = 44330.0 * (1.0 - Math.Pow(CurrentPressure / 1025.0, 0.1903));
Console.WriteLine("Publishing altitude: " + CurrentAltitude);
Client.Publish(AltitudeTopic, Encoding.UTF8.GetBytes(CurrentAltitude.ToString()));
}
public void WriteString(String topic, String data)
{
mqttClient.Publish(topic, Encoding.UTF8.GetBytes(data));
}
public void PublishMessage(string Message)
{
MqttClient.Publish(DataTopic, Encoding.UTF8.GetBytes(Message), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
}
public void SendRPCReply(TBRpcResponse rpcResponse)
{
client.Publish(RPC_RESPONSE_TOPIC + rpcResponse.RpcResponsetId, Encoding.UTF8.GetBytes(rpcResponse.ToJson()), QoS, false);
}
private static void ReadMeter(string mqttIP, string meterIP)
{
MeterReading meterReading = new MeterReading();
List <Reading> readings = new List <Reading>();
MqttClient MQTTClient = new MqttClient(IPAddress.Parse(mqttIP));
string clientId = Guid.NewGuid().ToString();
MQTTClient.Connect(clientId);
string context = "";
string[] arrNames = new string[] { "Energy, Active import", "Power, Active", "Power, Active, L1", "Power, Active, L2", "Power, Active, L3", "Voltage, L1", "Voltage, L2", "Voltage, L3", "Current, L1", "Current, L2", "Current, L3", "Frequency", "Power factor" };
string[] arrShartNames = new string[] { "E", "P", "P1", "P2", "P3", "U1", "U2", "U3", "I1", "I2", "I3", "f", "cfi" };
string[] arrUnits = new string[] { "kWh", "W", "W", "W", "W", "V", "V", "V", "A", "A", "A", "Hz", "" };
string[] arrValues = new string[arrNames.Length];
try
{
context = new TimedWebClient {
Timeout = 10000
}.DownloadString($"http://{meterIP}/static?path=/newsite/meterdata/");
}
catch
{
Console.WriteLine("Error reading meter, skipping");
return;
}
//Get values for each measure exept Power factor
for (int i = 0; i < arrNames.Length - 1; i++)
{
arrValues[i] = getValueByName(arrNames[i], context, ' ');
}
//Get values for Power factor
arrValues[arrNames.Length - 1] = getValueByName(arrNames[arrNames.Length - 1], context, '<');
//Write values into object
for (int i = 0; i < arrNames.Length; i++)
{
Reading reading = new Reading(arrNames[i], arrShartNames[i], arrUnits[i], float.Parse(arrValues[i], CultureInfo.InvariantCulture.NumberFormat));
readings.Add(reading);
}
meterReading.Readings = readings;
string strJson = Newtonsoft.Json.JsonConvert.SerializeObject(meterReading);
byte[] bytes = System.Text.Encoding.UTF8.GetBytes(strJson);
//Print out values
//Console.WriteLine(strJson);
//for (int i = 0; i < arrNames.Length; i++)
//{
// Console.WriteLine(arrNames[i] + ": " + arrValues[i]);
//}
//Send Values to MQTT broker
MQTTClient.Publish($"meter/reading", bytes, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
//for (int i = 0; i < arrNames.Length; i++)
//{
// MQTTClient.Publish($"meter/{arrNames[i]}", Encoding.UTF8.GetBytes(arrValues[i]), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
//}
Console.Write("Done!! ");
Console.WriteLine(DateTime.Now.ToString());
string getValueByName(string valueName, string text, char delim)
{
string indexText = valueName;
int indexTextLength = valueName.Length;
int indexStart = text.IndexOf(indexText) + indexTextLength + 5;
int indexLength = text.IndexOf(delim, indexStart) - indexStart;
return(text.Substring(indexStart, indexLength));
}
}
public void tester()
{
client.Publish("Gama", System.Text.Encoding.UTF8.GetBytes("Good, Bug fixed -> Sending from Unity3D!!! Good"), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
}
private void CalcButton_Click(object sender, EventArgs e)
{
CalcButton.Enabled = false;
progressBar.Visible = true;
_queryID = Guid.NewGuid().ToString();
DateTime calcstarttime = startTime.Value;
DateTime calcendtime = endtime.Value;
string startTimeString = calcstarttime.ToString("yyyy-MM-dd H:mm:ss.fff");
string endTimeString = calcendtime.ToString("yyyy-MM-dd H:mm:ss.fff");
string topic = "DBQUERY/" + _queryID;
string fulldescription = description.Text.Replace("%timestamp%", DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss tt"));
ComboBoxConnection conn = (ComboBoxConnection)cb_connection.SelectedItem;
// SQL Server version
string query = "";
switch (_dbtype)
{
case "SQLSERVER":
query = "EXECUTE CalcStats @StartTime = '" + startTimeString + "',@EndTime = '" + endTimeString + "',@returnResults = 1";
if (description.Text != "")
{
query += ",@description='" + fulldescription + "'";
}
if (cb_connection.SelectedItem != null && cb_connection.SelectedIndex > 0)
{
query += ",@connection = '" + conn.ID + "'";
}
if (device.Text != "")
{
query += ",@device = '" + device.Text + "'";
}
if (chkSaveToDB.Checked)
{
query += ",@saveOutput = 1";
if (outputtable.Text != "")
{
query += ",@outputTable = '" + outputtable.Text + "'";
}
}
else
{
query += ",@saveOutput = 0";
}
break;
case "POSTGRESQL":
{
// start time, end time, return results,description
query = "SELECT * from calcstats('" + startTimeString + "','" + endTimeString + "',1::bit,'" + description.Text + "',";
// connection filter
if (cb_connection.SelectedItem != null && cb_connection.SelectedIndex > 0)
{
query += "'" + conn.ID + "',";
}
else
{
query += "null,";
}
// device filter
if (device.Text != "")
{
query += "'" + device.Text + "',";
}
else
{
query += "null,";
}
// output table
if (chkSaveToDB.Checked && outputtable.Text != "")
{
query += "'" + outputtable.Text + "',";
}
else
{
query += "null,";
}
// save to DB enabled
if (chkSaveToDB.Checked)
{
query += "1::bit";
}
else
{
query += "0::bit";
}
query += ");";
break;
}
}
byte[] serializedQuery = Encoding.UTF8.GetBytes(query);
// subscribe to the result
_mqtt.Subscribe(new string[] { "DBQUERYRESULT/" + _queryID }, new byte[] { 0 });
// publish the query request
_mqtt.Publish(topic, serializedQuery);
}
public static async Task <ushort> PublishAsync(this MqttClient client, string topic, byte[] payload)
{
return(await Task.Run(() => client.Publish(topic, payload, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false)));
}
