/// <summary>
/// Connect to the mqtt broker through settings
/// </summary>
/// <param name="settings">Settings model where the mqtt broker address is stored</param>
private void ConnectToMQTT(SettingsModel settings)
{
Debug.WriteLine("Connecting " + settings.BrokerIpAddress);
if (client == null)
{
client = new MqttClient(settings.BrokerIpAddress);
//client = new MqttClient(IPAddress.Parse(settings.BrokerIpAddress));
}
else
{
if (client.IsConnected)
{
client.Unsubscribe(subscribedStrings.ToArray());
client.Disconnect();
}
try
{
//client = new MqttClient(IPAddress.Parse(settings.BrokerIpAddress));
client = new MqttClient(settings.BrokerIpAddress);
}
catch
{
MessageBox.Show("Wrong IP address provided");
return;
}
}
connectToServer();
}
private void btnMQTTListen_Click(object sender, EventArgs e)
{
if (listening)
{
try
{
mqttClient.Disconnect();
mqttClient = null;
listening = false;
btnMQTTListen.Text = "Listen";
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
else
{
mqttMessages = new BindingSource();
dataGridView1.DataSource = mqttMessages;
dataGridView1.AutoSize = true;
string host = txtMQTTHostname.Text;
int port = int.Parse(txtMQTTPort.Text);
mqttClient = new MqttClient(host, port, false, null, null, MqttSslProtocols.None);
string clientId = Guid.NewGuid().ToString();
mqttClient.Connect(clientId);
mqttClient.MqttMsgPublishReceived += MqttClient_MqttMsgPublishReceived;
mqttClient.Subscribe(new string[] { txtTopicString.Text }, new byte[] { 0 });
listening = true;
btnMQTTListen.Text = "Stop Listening";
mouseLocation = null;
}
}
private void Dashboard_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (client.IsConnected)
{
client.Disconnect();
}
}
private void BtnDisconnect_Click(object sender, EventArgs e)
{
client.Disconnect();
BtnConnect.Enabled = true;
BtnDisconnect.Enabled = false;
LblAlert.Text = "DISCONNECTED!!";
}
public void Disconnect()
{
if (_myMqttClient.IsConnected)
{
_myMqttClient.Disconnect();
}
}
public void Connect(string host)
{
if (client != null)
{
client.MqttMsgPublishReceived -= client_MqttMsgPublishReceived;
client.Disconnect();
}
BrokerHost = host;
client = new MqttClient(host);
client.MqttMsgPublishReceived += client_MqttMsgPublishReceived;
string clientId = Guid.NewGuid().ToString();
Exception lastConnectionException = null;
for (int i = 1; i <= ConnectionRetries && !client.IsConnected; i++)
{
try {
monitor.WriteLine($"[Net] Connecting to Broker ({host}) with client id: {clientId} ({i}/{ConnectionRetries}) ... ");
client.Connect(clientId);
} catch (Exception ex) {
monitor.WriteLine($"[Net] Error connecting! Check if your Broker is up!");
lastConnectionException = ex;
System.Threading.Thread.Sleep(2000);
}
}
if (!client.IsConnected)
{
throw lastConnectionException;
}
}
public void Stop()
{
_client.Unsubscribe(new string[] { "owntracks.*.*" });
_client.Unsubscribe(new string[] { "owntracks.*.*.event" });
_client.Unsubscribe(new string[] { "owntracks.*.*.info" });
_client.Disconnect();
}
private void Form1_Closing(object sender, FormClosingEventArgs e)
{
if (client != null && client.IsConnected)
{
client.Disconnect();
}
}
public void Disconnect()
{
if (_client != null && _client.IsConnected)
{
try
{
//if(_topics != null)
// _client.Unsubscribe(_topics);
_client.Disconnect();
Thread.Sleep(1000);
}
catch (Exception ex)
{
try
{
// one more change to disconnect
if (_client.IsConnected)
{
_client.Disconnect();
Thread.Sleep(1000);
}
}
catch (Exception ex2)
{
throw new Exception($"Disconnect device failed, error = {ex2.Message}");
}
finally
{
LogMessage($"[{this.Name}] Disconnecting device failed: {ex.Message}", "Error");
}
}
}
}
void OnGUI()
{
if (customButtonStyle == null)
{
customButtonStyle = new GUIStyle(GUI.skin.button);
customButtonStyle.font = m_Font;
customButtonStyle.fontSize = 22;
}
if (client != null && !client.IsConnected)
{
if (GUI.Button(new Rect(10, 60, 100, 30), "Połącz", customButtonStyle))
{
//client = new MqttClient(IPAddress.Parse("192.168.43.237"), 1883, false, null);
client.MqttMsgPublishReceived += client_MqttMsgPublishReceived;
string clientId = Guid.NewGuid().ToString();
client.Connect(clientId, "unity", "", true, 5);
string[] topic = { "Sym/#" };
byte[] qosLevels = { MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE };
client.Subscribe(topic, qosLevels);
split_Joints_Angles = new string[] { "0", "45", "0" };
//client.Subscribe(new string[] { "Target/x" , "Target/y" , "Target/z" }, new byte[] { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE });
Debug.Log(client.WillTopic);
}
if (IKToggle.active == true)
{
IKToggle.SetActive(true);
}
}
else if (client.IsConnected)
{
if (GUI.Button(new Rect(10, 130, 240, 30), "Resetuj pozycje celu", customButtonStyle))
{
client.Publish(EXTERNALDEVICE_TARGETRESET, System.Text.Encoding.UTF8.GetBytes("1"), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
}
if (GUI.Button(new Rect(10, 170, 180, 30), "Uruchom IK", customButtonStyle))
{
client.Publish(EXTERNALDEVICE_IKRUN, System.Text.Encoding.UTF8.GetBytes("1"), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, true);
}
if (GUI.Button(new Rect(10, 60, 100, 30), "Odłącz", customButtonStyle))
{
split_Joints_Angles = new string[] { "0", "0", "0" };
SetJointsAngle();
client.Disconnect();
}
if (IKToggle.active == false)
{
IKToggle.SetActive(true);
}
}
}
private void frmAgentScrew_FormClosed(object sender, FormClosedEventArgs e)
{
if (client.IsConnected)
{
client.Disconnect();
}
active = false;
}
private void Form1_Closing(object sender, FormClosingEventArgs e)
{
//Encerra definitivamente o form quando fechado!
//Realiza desconexão do client
if (client != null && client.IsConnected)
{
client.Disconnect();
}
}
private void ExitButton_Click(object sender, EventArgs e)
{
//wciśnięcie przycisku Logout
client.Publish(LoginForm.loginData[1], Encoding.UTF8.GetBytes($"{LoginForm.loginData[0]},disconnect"), MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE, false);
client.Disconnect();
//this.Close();
Environment.Exit(1);
//Application.Exit();
}
public void Disconnect(bool bLog = false)
{
if (_client != null)
{
_configData.AutoReconnect = false;
}
if (_client != null && _client.IsConnected)
{
try
{
//if(_topics != null)
// _client.Unsubscribe(_topics);
_client.Disconnect();
if (bLog)
{
LogMessage($"[{this.Name}] Client has been disconnected and the appDomain {AppDomain.CurrentDomain.FriendlyName} is going to be unloaded");
}
Thread.Sleep(1000);
}
catch (Exception ex)
{
try
{
// one more change to disconnect
if (_client.IsConnected)
{
_client.Disconnect();
if (bLog)
{
LogMessage($"[{this.Name}] After one more time, the Client has been disconnected and the appDomain {AppDomain.CurrentDomain.FriendlyName} is going to be unloaded");
}
Thread.Sleep(1000);
}
}
catch (Exception ex2)
{
throw new Exception($"Disconnect device failed, error = {ex2.Message}");
}
finally
{
if (bLog)
{
LogMessage($"[{this.Name}] Disconnecting device failed: {ex.Message}", "Error");
}
}
}
}
else
{
if (bLog)
{
LogMessage($"[{this.Name}] Client has been already disconnected and the appDomain {AppDomain.CurrentDomain.FriendlyName} is going to be unloaded");
}
}
}
private void buttonDisconnect_Click(object sender, EventArgs e)
{
if (mClient != null && mClient.IsConnected)
{
labelStatus.Text = "Disconnected";
mClient.Unsubscribe(topics);
mClient.Disconnect(); //Free process and process's resources
}
mClient = null;
}
public void Stop()
{
System.Diagnostics.Debug.WriteLine("stop");
sonoff_client.Disconnect();
sonoff_client = null;
//ar844_client.Disconnect();
//ar844_client = null;
//antscale_client.Disconnect();
//antscale_client = null;
}
public void UpdateUserScanByMemberid(string trunscan, string topicsearch) // สถานะการสแกน
{
client.ProtocolVersion = MqttProtocolVersion.Version_3_1;
try
{
client.Connect(Guid.NewGuid().ToString(),
"fjhgvxul",
"cT9BYUzB5yCR",
true, // will retain flag
MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, // will QoS
true, // will flag
"/test", // will topic
"default", // will message
true,
60);
}
catch
{
Debug.WriteLine("Error Connect");
}
client.MqttMsgPublishReceived += client_MqttMsgPublishRecieved_GetSubscribe;
// client.Subscribe(new string[] { topicup,topicdown }, new byte[] { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE , MqttMsgBase.QOS_LEVEL_AT_LEAST_ONCE});
client.Subscribe(new string[] { topicsearch }, new byte[] { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE });
Debug.WriteLine("OnGetSubscribeUp");
void client_MqttMsgPublishRecieved_GetSubscribe(object sender, MqttMsgPublishEventArgs e)
{
UserScanDAO userscan = new UserScanDAO();
if (trunscan == "ขึ้นรถรับส่งเด็กนักเรียน")
{
string fingerprintid = Encoding.UTF8.GetString(e.Message);
int memberuserid = Convert.ToInt32(fingerprintid);
Debug.WriteLine("Received = " + fingerprintid + "\ron topic = " + e.Topic + "\rtrunscan = " + trunscan + DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss\r"));
userscan.UpdateUserScanByIDMember_Up(memberuserid, DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss"));
//userscan.UpdateUserScanByFingerprintid_Up(fingerprintid, DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss"));
Debug.WriteLine("OKScanup");
client.Disconnect();
}
if (trunscan == "ลงรถรับส่งเด็กนักเรียน")
{
string fingerprintid = Encoding.UTF8.GetString(e.Message);
int memberuserid = Convert.ToInt32(fingerprintid);
Debug.WriteLine("Received = " + fingerprintid + "\ron topic = " + e.Topic + "\rtrunscan = " + trunscan + DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss\n"));
userscan.UpdateUserScanByIDMember_Down(memberuserid, DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss"));
//userscan.UpdateUserScanByFingerprintid_Down(fingerprintid, DateTime.Now.ToString("dd-MM-yyyy เวลา HH:mm:ss"));
Debug.WriteLine("OKScanDown");
client.Disconnect();
}
}
}
protected override void OnClosed(EventArgs e)
{
//Do something
client.Disconnect();
//////////////////
base.OnClosed(e);
System.Windows.Forms.Application.Exit();
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (client != null && client.IsConnected)
{
client.Disconnect();
}
else
{
MessageBox.Show("Client was not initialized...Skipping killing it.", "Report", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
private void btnStop_Click(object sender, RoutedEventArgs e)
{
if (client != null)
{
client.Disconnect();
btnConnect.IsEnabled = true;
btnTopic.IsEnabled = false;
btnStop.IsEnabled = false;
btnPubTopic.IsEnabled = false;
}
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (m_cClient.IsConnected)
{
m_cClient.Unsubscribe(m_strTopicsInfo);
m_cClient.Disconnect(); //Free process and process's resources
}
if (conn != null)
{
conn.Close();
}
}
private void Exit(object sender, MouseButtonEventArgs e)
{
try
{
client.Disconnect();
}
catch (Exception Ex)
{
}
this.Close();
}
static void initClipboard()
{
// Clipboard bekommen
String myClipboard = Clipboard.GetText();
// Connecten
MqttClient client = new MqttClient("broker.mqttdashboard.com");
byte code = client.Connect(Guid.NewGuid().ToString());
Console.WriteLine("Gib \"get\" oder \"post\" ein!");
string GetPostCmd = Console.ReadLine();
if (GetPostCmd.ToLower() == "get")
{
Console.WriteLine("Gib das Passwort ein.");
string PasswordEingabe = Console.ReadLine();
// Zum Topic Subscriben
client.MqttMsgPublishReceived += client_MqttMsgPublishReceived;
ushort msgIdSub = client.Subscribe(new string[] { "zwischenablage" + PasswordEingabe + "/windows" },
new byte[] { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE });
Console.WriteLine("Du kannst nun Clipboards geteilt bekommen. Drücke eine Taste, um Abzubrechen.");
Console.ReadKey();
Console.Clear();
client.Disconnect();
initClipboard();
}
else if (GetPostCmd.ToLower() == "post")
{
Console.WriteLine("Wähle ein Passwort.");
string Password = Console.ReadLine();
Console.WriteLine("Das Passwort wurde gewählt. Drücke eine Taste um deine Zwischenablage zu posten.");
Console.ReadKey();
Console.Clear();
// Clipboard publishen
ushort msgIdPub = client.Publish("zwischenablage" + Password + "/windows",
Encoding.UTF8.GetBytes(myClipboard),
MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE,
false);
Console.WriteLine("Dein Clipboard wurde erfolgreich gepostet. Das Programm wird neugestartet, wenn du eine Taste drückst.");
Console.ReadKey();
Console.Clear();
client.Disconnect();
initClipboard();
}
else
{
Console.WriteLine("Falsches Kommando! Versuche es erneut");
client.Disconnect();
initClipboard();
}
}
private void ConnectMenu_Click(object sender, RoutedEventArgs e)
{
if (ConnectMenu.Header.ToString() == "Connect")
{
Connect_window conenctWindow = new Connect_window();
conenctWindow.Show();
}
else
{
gimbal.Disconnect();
ConnectMenu.Header = "Connect";
}
}
public override void Flush()
{
if (IsFlushing)
{
return;
}
Console.WriteLine($"### Flush ###");
//清空中
IsFlushing = true;
Task.Factory.StartNew(() =>
{
Policy
.HandleResult <bool>(x => x)
.WaitAndRetryForever(x =>
{
Console.WriteLine($"### 重试{x}次 ###");
return(TimeSpan.FromSeconds(1));
})
.Execute(() => IsConnected == false);
//断开客户端
mqttClient.Disconnect();
Policy
.HandleResult <bool>(x => x)
.WaitAndRetryForever(x =>
{
Console.WriteLine($"### 重试{x}次 ###");
return(TimeSpan.FromSeconds(10));
})
.Execute(() => IsConnected);
//以clean session方式连接broker
ConnectWrap(true, () => Console.WriteLine("### RECONNECTING SUCCEED ###"), () => Console.WriteLine("### RECONNECTING FAILED ###"));
Console.WriteLine($"### IsConnected:{IsConnected} ###");
//清空中状态重置
IsFlushing = false;
//断开broker
//断开事件中会自动连接
mqttClient.Disconnect();
});
}
public void Disconnect()
{
if (_client.IsConnected)
{
_client.Disconnect();
}
}
static void Main(string[] args)
{
try
{
//Guid key = Common.CommonConnection.ConnectTLS();
Guid key = Common.CommonConnection.Connect();
string topic = ConfigurationManager.AppSettings["topic"];
Console.WriteLine($"Enter the message you want to send, type exit to quit.");
string command = Console.ReadLine();
while (command != "exit")
{
MqttStatus status = MqttClient.Publish(key, topic, command, 1, false, 60);
if (status.Error)
{
throw new Exception(status.ErrorMessage);
}
command = Console.ReadLine();
}
MqttClient.Disconnect(key);
}
catch (Exception ex)
{
while (ex != null)
{
Console.WriteLine(ex.Message);
ex = ex.InnerException;
}
}
}
//Disconnects from MQTT broker
private void Disconnect()
{
if (client != null)
{
client.Disconnect();
}
}
static void Main(string[] args)
{
try
{
Console.WriteLine("******************************* PARK SS *******************************");
#region Start connection...
Console.WriteLine("Connecting with 127.0.0.1...");
m_cClient.Connect(Guid.NewGuid().ToString());
if (m_cClient.IsConnected)
{
Console.WriteLine("Connected.");
}
else
{
Console.WriteLine("Error connecting to message broker...");
return;
}
#endregion
#region Connection with ParkTU
Console.WriteLine("Waiting to receive Parking Spots And Parks XML info from PARK TU...");
//Subscribe chat channel
byte[] qosLevels = { MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE };//QoS
m_cClient.Subscribe(m_strTopicsInfo, qosLevels);
do
{
Console.WriteLine("Press 'ESC' to stop connection.");
//receive message
m_cClient.MqttMsgPublishReceived += client_MqttMsgPublishReceived;
} while (Console.ReadKey(true).Key != ConsoleKey.Escape);
#endregion
//Unsubscribe all topics
m_cClient.Unsubscribe(m_strTopicsInfo);
#region End connection...
Console.WriteLine("Closing connection with 127.0.0.1...");
do
{
Console.WriteLine("Still on connection, closing...");
m_cClient.Disconnect();
Thread.Sleep(1000);
} while (m_cClient.IsConnected);
#endregion
Console.WriteLine("Disconnected. Other applications to disconnect: PARK TU & PARK DACE");
Console.WriteLine("Press a key to exit.");
Console.ReadKey();
}
catch (MqttClientException ex)
{
Console.WriteLine(ex.Message);
}
}
public void disconnect()
{
if (client.IsConnected)
{
client.Disconnect();
}
}
public void Connect()
{
var c = new MqttClient("clientId", new MockMqttClient());
Assert.IsFalse(c.IsConnected);
c.Connect(new IPEndPoint(IPAddress.Loopback, 1883)).Wait();
Assert.IsTrue(c.IsConnected);
c.Disconnect(TimeSpan.FromSeconds(1));
Assert.IsFalse(c.IsConnected);
}
