private static void MonitorMqtt ()
{
UTF8Encoding Encoder = new UTF8Encoding (false);
bool HasLightValue = false;
bool HasMotionValue = false;
MqttClient Client = null;
try
{
WaitHandle[] Handles = new WaitHandle[]{ updateLeds, updateAlarm };
while (executing)
{
try
{
if (Client == null)
{
Client = new MqttClient ("iot.eclipse.org", MqttClient.DefaultPort, "LearningIoTController", string.Empty, false);
//Client.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal));
Client.Open ();
Client.CONNECT (20, true);
Client.OnDataPublished += (Sender, e) =>
{
string Topic = e.Topic;
if (!Topic.StartsWith ("Clayster/LearningIoT/Sensor/"))
return;
string s = System.Text.Encoding.UTF8.GetString (e.Data);
PhysicalMagnitude Magnitude;
bool b;
Topic = Topic.Substring (28);
switch (Topic)
{
case "Light":
if (PhysicalMagnitude.TryParse (s, out Magnitude) && Magnitude.Unit == "%" && Magnitude.Value >= 0 && Magnitude.Value <= 100)
{
lightPercent = Magnitude.Value;
if (!HasLightValue)
{
HasLightValue = true;
if (HasMotionValue)
hasValues = true;
}
CheckControlRules ();
}
break;
case "Motion":
if (!string.IsNullOrEmpty (s) && XmlUtilities.TryParseBoolean (s, out b))
{
motion = b;
if (!HasMotionValue)
{
HasMotionValue = true;
if (HasLightValue)
hasValues = true;
}
CheckControlRules ();
}
break;
}
};
Client.SUBSCRIBE (new KeyValuePair<string, MqttQoS> ("Clayster/LearningIoT/Sensor/#", MqttQoS.QoS1_Acknowledged));
Log.Information ("Listening on MQTT topic Clayster/LearningIoT/Sensor @ ", EventLevel.Minor, Client.Host + ":" + Client.PortNumber.ToString ());
}
switch (WaitHandle.WaitAny (Handles, 1000))
{
case 0: // Update LEDS
int i;
lock (synchObject)
{
i = lastLedMask;
}
Client.PUBLISH ("Clayster/LearningIoT/Actuator/do", Encoder.GetBytes (i.ToString ()), MqttQoS.QoS1_Acknowledged, true);
// Just to synchronize with the other topics.
for (int j = 1; j <= 8; j++)
{
Client.PUBLISH ("Clayster/LearningIoT/Actuator/do" + j.ToString (), Encoder.GetBytes ((i & 1).ToString ()), MqttQoS.QoS1_Acknowledged, true);
i >>= 1;
}
break;
case 1: // Update Alarm
bool b;
lock (synchObject)
{
b = lastAlarm.Value;
}
Client.PUBLISH ("Clayster/LearningIoT/Actuator/ao", Encoder.GetBytes (b ? "1" : "0"), MqttQoS.QoS1_Acknowledged, true);
if (b)
{
Thread T = new Thread (SendAlarmMail);
T.Priority = ThreadPriority.BelowNormal;
T.Name = "SendAlarmMail";
T.Start ();
}
break;
default: // Timeout
CheckSubscriptions (30);
break;
}
} catch (ThreadAbortException)
{
// Don't log. Exception will be automatically re-raised.
} catch (Exception ex)
{
Log.Exception (ex);
if (Client != null)
{
Client.Dispose ();
Client = null;
}
Thread.Sleep(5000);
}
}
} finally
{
Client.Dispose ();
}
}
private static void MonitorMqtt()
{
UTF8Encoding Encoder = new UTF8Encoding(false);
bool HasLightValue = false;
bool HasMotionValue = false;
MqttClient Client = null;
try
{
WaitHandle[] Handles = new WaitHandle[] { updateLeds, updateAlarm };
while (executing)
{
try
{
if (Client == null)
{
Client = new MqttClient("iot.eclipse.org", MqttClient.DefaultPort, "LearningIoTController", string.Empty, false);
//Client.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal));
Client.Open();
Client.CONNECT(20, true);
Client.OnDataPublished += (Sender, e) =>
{
string Topic = e.Topic;
if (!Topic.StartsWith("Clayster/LearningIoT/Sensor/"))
{
return;
}
string s = System.Text.Encoding.UTF8.GetString(e.Data);
PhysicalMagnitude Magnitude;
bool b;
Topic = Topic.Substring(28);
switch (Topic)
{
case "Light":
if (PhysicalMagnitude.TryParse(s, out Magnitude) && Magnitude.Unit == "%" && Magnitude.Value >= 0 && Magnitude.Value <= 100)
{
lightPercent = Magnitude.Value;
if (!HasLightValue)
{
HasLightValue = true;
if (HasMotionValue)
{
hasValues = true;
}
}
CheckControlRules();
}
break;
case "Motion":
if (!string.IsNullOrEmpty(s) && XmlUtilities.TryParseBoolean(s, out b))
{
motion = b;
if (!HasMotionValue)
{
HasMotionValue = true;
if (HasLightValue)
{
hasValues = true;
}
}
CheckControlRules();
}
break;
}
};
Client.SUBSCRIBE(new KeyValuePair <string, MqttQoS> ("Clayster/LearningIoT/Sensor/#", MqttQoS.QoS1_Acknowledged));
Log.Information("Listening on MQTT topic Clayster/LearningIoT/Sensor @ ", EventLevel.Minor, Client.Host + ":" + Client.PortNumber.ToString());
}
switch (WaitHandle.WaitAny(Handles, 1000))
{
case 0: // Update LEDS
int i;
lock (synchObject)
{
i = lastLedMask;
}
Client.PUBLISH("Clayster/LearningIoT/Actuator/do", Encoder.GetBytes(i.ToString()), MqttQoS.QoS1_Acknowledged, true);
// Just to synchronize with the other topics.
for (int j = 1; j <= 8; j++)
{
Client.PUBLISH("Clayster/LearningIoT/Actuator/do" + j.ToString(), Encoder.GetBytes((i & 1).ToString()), MqttQoS.QoS1_Acknowledged, true);
i >>= 1;
}
break;
case 1: // Update Alarm
bool b;
lock (synchObject)
{
b = lastAlarm.Value;
}
Client.PUBLISH("Clayster/LearningIoT/Actuator/ao", Encoder.GetBytes(b ? "1" : "0"), MqttQoS.QoS1_Acknowledged, true);
if (b)
{
Thread T = new Thread(SendAlarmMail);
T.Priority = ThreadPriority.BelowNormal;
T.Name = "SendAlarmMail";
T.Start();
}
break;
default: // Timeout
CheckSubscriptions(30);
break;
}
} catch (ThreadAbortException)
{
// Don't log. Exception will be automatically re-raised.
} catch (Exception ex)
{
Log.Exception(ex);
if (Client != null)
{
Client.Dispose();
Client = null;
}
Thread.Sleep(5000);
}
}
} finally
{
Client.Dispose();
}
}
public static int Main (string[] args)
{
Log.Register (new ConsoleOutEventLog (80));
Log.Information ("Initializing application...");
HttpSocketClient.RegisterHttpProxyUse (false, false); // Don't look for proxies.
DB.BackupConnectionString = "Data Source=actuator.db;Version=3;";
DB.BackupProviderName = "Clayster.Library.Data.Providers.SQLiteServer.SQLiteServerProvider";
db = DB.GetDatabaseProxy ("TheActuator");
Console.CancelKeyPress += (object sender, ConsoleCancelEventArgs e) =>
{
e.Cancel = true;
executionLed.Low ();
};
// HTTP Interface
HttpServer HttpServer = new HttpServer (80, 10, true, true, 1);
int i;
Log.Information ("HTTP Server receiving requests on port " + HttpServer.Port.ToString ());
HttpServer.RegisterAuthenticationMethod (new DigestAuthentication ("The Actuator Realm", GetDigestUserPasswordHash));
HttpServer.RegisterAuthenticationMethod (new SessionAuthentication ());
credentials = LoginCredentials.LoadCredentials ();
if (credentials == null)
{
credentials = new LoginCredentials ();
credentials.UserName = "******";
credentials.PasswordHash = CalcHash ("Admin", "Password");
credentials.SaveNew ();
}
state = State.LoadState ();
if (state == null)
{
state = new State ();
state.SaveNew ();
} else
{
for (i = 0; i < 8; i++)
digitalOutputs [i].Value = state.GetDO (i + 1);
if (state.Alarm)
AlarmOn ();
else
AlarmOff ();
}
WebServiceAPI wsApi;
HttpServer.Register ("/", HttpGetRoot, HttpPostRoot, false); // Synchronous, no authentication
HttpServer.Register ("/credentials", HttpGetCredentials, HttpPostCredentials, false); // Synchronous, no authentication
HttpServer.Register ("/set", HttpGetSet, HttpPostSet, true); // Synchronous, http authentication
HttpServer.Register ("/xml", HttpGetXml, true); // Synchronous, http authentication
HttpServer.Register ("/json", HttpGetJson, true); // Synchronous, http authentication
HttpServer.Register ("/turtle", HttpGetTurtle, true); // Synchronous, http authentication
HttpServer.Register ("/rdf", HttpGetRdf, true); // Synchronous, http authentication
HttpServer.Register (wsApi = new WebServiceAPI (), true);
// HTTPS interface
// Certificate must be a valid P12 (PFX) certificate file containing a private key.
// X509Certificate2 Certificate = new X509Certificate2 ("Certificate.pfx", "PASSWORD");
// HttpServer HttpsServer = new HttpServer (443, 10, true, true, 1, true, false, Certificate);
//
// HttpsServer.RegisterAuthenticationMethod (new DigestAuthentication ("The Actuator Realm", GetDigestUserPasswordHash));
//
// foreach (IHttpServerResource Resource in HttpServer.GetResources())
// HttpsServer.Register (Resource);
//
// Log.Information ("HTTPS Server receiving requests on port " + HttpsServer.Port.ToString ());
// CoAP Interface
CoapEndpoint CoapEndpoint = new CoapEndpoint ();
Log.Information ("CoAP endpoint receiving requests on port " + CoapEndpoint.Port.ToString ());
//CoapEndpoint.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal, true));
for (i = 1; i <= 8; i++)
{
CoapEndpoint.RegisterResource ("do" + i.ToString () + "/txt", "Digital Output " + i.ToString () + ", as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetDigitalOutputTxt, CoapSetDigitalOutputTxt);
}
CoapEndpoint.RegisterResource ("do/txt", "Digital Outputs, as a number 0-255 as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetDigitalOutputsTxt, CoapSetDigitalOutputsTxt);
CoapEndpoint.RegisterResource ("alarm/txt", "Alarm Output " + i.ToString () + ", as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetAlarmOutputTxt, CoapSetAlarmOutputTxt);
foreach (CoapBlockSize BlockSize in Enum.GetValues(typeof(CoapBlockSize)))
{
if (BlockSize == CoapBlockSize.BlockLimit_Datagram)
continue;
string Bytes = (1 << (4 + (int)BlockSize)).ToString ();
CoapEndpoint.RegisterResource ("xml/" + Bytes, "Complete sensor readout, in XML. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetXml);
CoapEndpoint.RegisterResource ("json/" + Bytes, "Complete sensor readout, in JSON. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetJson);
CoapEndpoint.RegisterResource ("turtle/" + Bytes, "Complete sensor readout, in TURTLE. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetTurtle);
CoapEndpoint.RegisterResource ("rdf/" + Bytes, "Complete sensor readout, in RDF. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetRdf);
}
// MQTT
MqttClient MqttClient = new MqttClient ("iot.eclipse.org", MqttClient.DefaultPort, "LearningIoTActuator", string.Empty, false);
//MqttClient.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal));
MqttClient.Open ();
MqttClient.CONNECT (20, true);
MqttClient.PUBLISH ("Clayster/LearningIoT/Actuator/ao", state.Alarm ? "1" : "0", MqttQoS.QoS1_Acknowledged, true);
MqttClient.PUBLISH ("Clayster/LearningIoT/Actuator/do", wsApi.GetDigitalOutputs ().ToString (), MqttQoS.QoS1_Acknowledged, true);
for (i = 1; i <= 8; i++)
MqttClient.PUBLISH ("Clayster/LearningIoT/Actuator/do" + i.ToString (), wsApi.GetDigitalOutput (i) ? "1" : "0", MqttQoS.QoS1_Acknowledged, true);
MqttClient.SUBSCRIBE (new KeyValuePair<string, MqttQoS> ("Clayster/LearningIoT/Actuator/#", MqttQoS.QoS1_Acknowledged));
MqttClient.OnDataPublished += OnMqttDataPublished;
Log.Information ("Receiving commands via MQTT from Clayster/LearningIoT/Actuator @ ", EventLevel.Minor, MqttClient.Host + ":" + MqttClient.PortNumber.ToString ());
// Main loop
Log.Information ("Initialization complete. Application started...");
try
{
while (executionLed.Value)
{
System.Threading.Thread.Sleep (1000);
RemoveOldSessions ();
}
} catch (Exception ex)
{
Log.Exception (ex);
executionLed.Low ();
} finally
{
Log.Information ("Terminating application.");
Log.Flush ();
Log.Terminate ();
HttpServer.Dispose ();
//HttpsServer.Dispose ();
if (MqttClient != null)
MqttClient.Dispose ();
executionLed.Dispose ();
foreach (DigitalOutput Output in digitalOutputs)
Output.Dispose ();
if (alarmThread != null)
{
alarmThread.Abort ();
alarmThread = null;
}
}
return 0;
}
public static int Main(string[] args)
{
Log.Register(new ConsoleOutEventLog(80));
Log.Information("Initializing application...");
HttpSocketClient.RegisterHttpProxyUse(false, false); // Don't look for proxies.
DB.BackupConnectionString = "Data Source=actuator.db;Version=3;";
DB.BackupProviderName = "Clayster.Library.Data.Providers.SQLiteServer.SQLiteServerProvider";
db = DB.GetDatabaseProxy("TheActuator");
Console.CancelKeyPress += (object sender, ConsoleCancelEventArgs e) =>
{
e.Cancel = true;
executionLed.Low();
};
// HTTP Interface
HttpServer HttpServer = new HttpServer(80, 10, true, true, 1);
int i;
Log.Information("HTTP Server receiving requests on port " + HttpServer.Port.ToString());
HttpServer.RegisterAuthenticationMethod(new DigestAuthentication("The Actuator Realm", GetDigestUserPasswordHash));
HttpServer.RegisterAuthenticationMethod(new SessionAuthentication());
credentials = LoginCredentials.LoadCredentials();
if (credentials == null)
{
credentials = new LoginCredentials();
credentials.UserName = "******";
credentials.PasswordHash = CalcHash("Admin", "Password");
credentials.SaveNew();
}
state = State.LoadState();
if (state == null)
{
state = new State();
state.SaveNew();
}
else
{
for (i = 0; i < 8; i++)
{
digitalOutputs [i].Value = state.GetDO(i + 1);
}
if (state.Alarm)
{
AlarmOn();
}
else
{
AlarmOff();
}
}
WebServiceAPI wsApi;
HttpServer.Register("/", HttpGetRoot, HttpPostRoot, false); // Synchronous, no authentication
HttpServer.Register("/credentials", HttpGetCredentials, HttpPostCredentials, false); // Synchronous, no authentication
HttpServer.Register("/set", HttpGetSet, HttpPostSet, true); // Synchronous, http authentication
HttpServer.Register("/xml", HttpGetXml, true); // Synchronous, http authentication
HttpServer.Register("/json", HttpGetJson, true); // Synchronous, http authentication
HttpServer.Register("/turtle", HttpGetTurtle, true); // Synchronous, http authentication
HttpServer.Register("/rdf", HttpGetRdf, true); // Synchronous, http authentication
HttpServer.Register(wsApi = new WebServiceAPI(), true);
// HTTPS interface
// Certificate must be a valid P12 (PFX) certificate file containing a private key.
// X509Certificate2 Certificate = new X509Certificate2 ("Certificate.pfx", "PASSWORD");
// HttpServer HttpsServer = new HttpServer (443, 10, true, true, 1, true, false, Certificate);
//
// HttpsServer.RegisterAuthenticationMethod (new DigestAuthentication ("The Actuator Realm", GetDigestUserPasswordHash));
//
// foreach (IHttpServerResource Resource in HttpServer.GetResources())
// HttpsServer.Register (Resource);
//
// Log.Information ("HTTPS Server receiving requests on port " + HttpsServer.Port.ToString ());
// CoAP Interface
CoapEndpoint CoapEndpoint = new CoapEndpoint();
Log.Information("CoAP endpoint receiving requests on port " + CoapEndpoint.Port.ToString());
//CoapEndpoint.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal, true));
for (i = 1; i <= 8; i++)
{
CoapEndpoint.RegisterResource("do" + i.ToString() + "/txt", "Digital Output " + i.ToString() + ", as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetDigitalOutputTxt, CoapSetDigitalOutputTxt);
}
CoapEndpoint.RegisterResource("do/txt", "Digital Outputs, as a number 0-255 as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetDigitalOutputsTxt, CoapSetDigitalOutputsTxt);
CoapEndpoint.RegisterResource("alarm/txt", "Alarm Output " + i.ToString() + ", as text.", CoapBlockSize.BlockLimit_64Bytes, false, 30, false,
CoapGetAlarmOutputTxt, CoapSetAlarmOutputTxt);
foreach (CoapBlockSize BlockSize in Enum.GetValues(typeof(CoapBlockSize)))
{
if (BlockSize == CoapBlockSize.BlockLimit_Datagram)
{
continue;
}
string Bytes = (1 << (4 + (int)BlockSize)).ToString();
CoapEndpoint.RegisterResource("xml/" + Bytes, "Complete sensor readout, in XML. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetXml);
CoapEndpoint.RegisterResource("json/" + Bytes, "Complete sensor readout, in JSON. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetJson);
CoapEndpoint.RegisterResource("turtle/" + Bytes, "Complete sensor readout, in TURTLE. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetTurtle);
CoapEndpoint.RegisterResource("rdf/" + Bytes, "Complete sensor readout, in RDF. Control content using query parmeters. Block size=" + Bytes + " bytes.",
BlockSize, false, 30, false, CoapGetRdf);
}
// MQTT
MqttClient MqttClient = new MqttClient("iot.eclipse.org", MqttClient.DefaultPort, "LearningIoTActuator", string.Empty, false);
//MqttClient.RegisterLineListener (new ConsoleOutLineListenerSink (BinaryFormat.Hexadecimal));
MqttClient.Open();
MqttClient.CONNECT(20, true);
MqttClient.PUBLISH("Clayster/LearningIoT/Actuator/ao", state.Alarm ? "1" : "0", MqttQoS.QoS1_Acknowledged, true);
MqttClient.PUBLISH("Clayster/LearningIoT/Actuator/do", wsApi.GetDigitalOutputs().ToString(), MqttQoS.QoS1_Acknowledged, true);
for (i = 1; i <= 8; i++)
{
MqttClient.PUBLISH("Clayster/LearningIoT/Actuator/do" + i.ToString(), wsApi.GetDigitalOutput(i) ? "1" : "0", MqttQoS.QoS1_Acknowledged, true);
}
MqttClient.SUBSCRIBE(new KeyValuePair <string, MqttQoS> ("Clayster/LearningIoT/Actuator/#", MqttQoS.QoS1_Acknowledged));
MqttClient.OnDataPublished += OnMqttDataPublished;
Log.Information("Receiving commands via MQTT from Clayster/LearningIoT/Actuator @ ", EventLevel.Minor, MqttClient.Host + ":" + MqttClient.PortNumber.ToString());
// Main loop
Log.Information("Initialization complete. Application started...");
try
{
while (executionLed.Value)
{
System.Threading.Thread.Sleep(1000);
RemoveOldSessions();
}
} catch (Exception ex)
{
Log.Exception(ex);
executionLed.Low();
} finally
{
Log.Information("Terminating application.");
Log.Flush();
Log.Terminate();
HttpServer.Dispose();
//HttpsServer.Dispose ();
if (MqttClient != null)
{
MqttClient.Dispose();
}
executionLed.Dispose();
foreach (DigitalOutput Output in digitalOutputs)
{
Output.Dispose();
}
if (alarmThread != null)
{
alarmThread.Abort();
alarmThread = null;
}
}
return(0);
}