public static void Main(string[] args)
{
try
{
Console.ForegroundColor = ConsoleColor.White;
Console.Out.WriteLine("Welcome to the PC Sensor application.");
Console.Out.WriteLine(new string('-', 79));
Console.Out.WriteLine("This application will publish performace couters as sensor values.");
Console.Out.WriteLine("Values will be published over XMPP using the interface defined in the IEEE XMPP IoT extensions.");
Log.Register(new ConsoleEventSink());
Log.RegisterExceptionToUnnest(typeof(System.Runtime.InteropServices.ExternalException));
Log.RegisterExceptionToUnnest(typeof(System.Security.Authentication.AuthenticationException));
xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Environment.MachineName, // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(Program).Assembly);
using (XmppClient Client = xmppConfiguration.GetClient("en", typeof(Program).Assembly, false))
{
Client.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer)
{
Client.Add(new ConsoleOutSniffer(BinaryPresentationMethod.ByteCount, LineEnding.PadWithSpaces));
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", Client, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(Client, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair <string, object>("Public", e.IsPublic));
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
Register();
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
ProvisioningClient ProvisioningClient = null;
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
ProvisioningClient = new ProvisioningClient(Client, xmppConfiguration.Provisioning);
}
Timer ConnectionTimer = new Timer((P) =>
{
if (Client.State == XmppState.Offline || Client.State == XmppState.Error || Client.State == XmppState.Authenticating)
{
try
{
Client.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
bool Connected = false;
bool ImmediateReconnect;
Client.OnStateChanged += (sender, NewState) =>
{
switch (NewState)
{
case XmppState.Connected:
Connected = true;
if (!registered && thingRegistryClient != null)
{
Register();
}
break;
case XmppState.Offline:
ImmediateReconnect = Connected;
Connected = false;
if (ImmediateReconnect)
{
Client.Reconnect();
}
break;
}
};
Client.OnPresenceSubscribe += (sender, e) =>
{
e.Accept(); // TODO: Provisioning
RosterItem Item = Client.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
{
Client.RequestPresenceSubscription(e.FromBareJID);
}
Client.SetPresence(Availability.Chat);
};
Client.OnPresenceUnsubscribe += (sender, e) =>
{
e.Accept();
};
Client.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
{
Client.RemoveRosterItem(e.BareJid);
}
};
SortedDictionary <string, string[]> CategoryIncluded = new SortedDictionary <string, string[]>();
List <string> Instances = new List <string>();
XmlDocument Doc = new XmlDocument();
Doc.Load("categories.xml");
XSL.Validate("categories.xml", Doc, "Categories", "http://waher.se/Schema/PerformanceCounterCategories.xsd",
XSL.LoadSchema("Waher.Service.PcSensor.Schema.PerformanceCounterCategories.xsd"));
foreach (XmlNode N in Doc.DocumentElement.ChildNodes)
{
if (N.LocalName == "Category")
{
XmlElement E = (XmlElement)N;
string Name = XML.Attribute(E, "name");
bool Include = XML.Attribute(E, "include", false);
if (Include)
{
Instances.Clear();
foreach (XmlNode N2 in N.ChildNodes)
{
if (N2.LocalName == "Instance")
{
E = (XmlElement)N2;
Instances.Add(XML.Attribute(E, "name"));
}
}
CategoryIncluded[Name] = Instances.ToArray();
}
else
{
CategoryIncluded[Name] = null;
}
}
}
SensorServer SensorServer = new SensorServer(Client, ProvisioningClient, false);
SensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
Log.Informational("Readout requested", string.Empty, Request.Actor);
List <Field> Fields = new List <Field>();
DateTime Now = DateTime.Now;
Fields.Add(new StringField(ThingReference.Empty, Now, "Machine Name", Environment.MachineName, FieldType.Identity, FieldQoS.AutomaticReadout));
Fields.Add(new StringField(ThingReference.Empty, Now, "OS Platform", Environment.OSVersion.Platform.ToString(), FieldType.Identity, FieldQoS.AutomaticReadout));
Fields.Add(new StringField(ThingReference.Empty, Now, "OS Service Pack", Environment.OSVersion.ServicePack, FieldType.Identity, FieldQoS.AutomaticReadout));
Fields.Add(new StringField(ThingReference.Empty, Now, "OS Version", Environment.OSVersion.VersionString, FieldType.Identity, FieldQoS.AutomaticReadout));
Fields.Add(new Int32Field(ThingReference.Empty, Now, "Processor Count", Environment.ProcessorCount, FieldType.Status, FieldQoS.AutomaticReadout));
string[] InstanceNames;
string FieldName;
string Unit;
double Value;
byte NrDec;
bool Updated = false;
foreach (PerformanceCounterCategory Category in PerformanceCounterCategory.GetCategories())
{
FieldName = Category.CategoryName;
lock (CategoryIncluded)
{
if (CategoryIncluded.TryGetValue(FieldName, out InstanceNames))
{
if (InstanceNames == null)
{
continue;
}
}
else
{
CategoryIncluded[FieldName] = null;
Updated = true;
continue;
}
}
if (Category.CategoryType == PerformanceCounterCategoryType.MultiInstance)
{
foreach (string InstanceName in Category.GetInstanceNames())
{
if (InstanceNames.Length > 0 && Array.IndexOf <string>(InstanceNames, InstanceName) < 0)
{
continue;
}
foreach (PerformanceCounter Counter in Category.GetCounters(InstanceName))
{
FieldName = Category.CategoryName + ", " + InstanceName + ", " + Counter.CounterName;
Value = Counter.NextValue();
GetUnitPrecision(ref FieldName, Value, out NrDec, out Unit);
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
Fields.Add(new QuantityField(ThingReference.Empty, Now, FieldName, Value, NrDec, Unit, FieldType.Momentary, FieldQoS.AutomaticReadout));
}
}
}
else
{
foreach (PerformanceCounter Counter in Category.GetCounters())
{
FieldName = Category.CategoryName + ", " + Counter.CounterName;
Value = Counter.NextValue();
GetUnitPrecision(ref FieldName, Value, out NrDec, out Unit);
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
Fields.Add(new QuantityField(ThingReference.Empty, Now, FieldName, Value, NrDec, Unit, FieldType.Momentary, FieldQoS.AutomaticReadout));
}
}
}
Request.ReportFields(true, Fields);
if (Updated)
{
using (StreamWriter s = File.CreateText("categories.xml"))
{
using (XmlWriter w = XmlWriter.Create(s, XML.WriterSettings(true, false)))
{
w.WriteStartElement("Categories", "http://waher.se/Schema/PerformanceCounterCategories.xsd");
lock (CategoryIncluded)
{
foreach (KeyValuePair <string, string[]> P in CategoryIncluded)
{
w.WriteStartElement("Category");
w.WriteAttributeString("name", P.Key);
w.WriteAttributeString("include", CommonTypes.Encode(P.Value != null));
if (P.Value != null)
{
foreach (string InstanceName in P.Value)
{
w.WriteStartElement("Instance");
w.WriteAttributeString("name", P.Key);
w.WriteEndElement();
}
}
w.WriteEndElement();
}
}
w.WriteEndElement();
w.Flush();
}
}
}
};
BobClient BobClient = new BobClient(Client, Path.Combine(Path.GetTempPath(), "BitsOfBinary"));
ChatServer ChatServer = new ChatServer(Client, BobClient, SensorServer);
Client.Connect();
while (true)
{
Thread.Sleep(1000);
}
}
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Out.WriteLine(ex.Message);
}
finally
{
Log.Terminate();
}
}
public static void Main(string[] args)
{
try
{
Console.ForegroundColor = ConsoleColor.White;
Console.Out.WriteLine("Welcome to the Mock Temperature sensor application.");
Console.Out.WriteLine(new string('-', 79));
Console.Out.WriteLine("This application will simulate an outside temperature sensor.");
Console.Out.WriteLine("Values will be published over XMPP using the interface defined in the IEEE XMPP IoT extensions.");
Console.Out.WriteLine("You can also chat with the sensor.");
Log.Register(new ConsoleEventSink());
Log.RegisterExceptionToUnnest(typeof(System.Runtime.InteropServices.ExternalException));
Log.RegisterExceptionToUnnest(typeof(System.Security.Authentication.AuthenticationException));
xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(Program).Assembly);
using (XmppClient Client = xmppConfiguration.GetClient("en", typeof(Program).Assembly, false))
{
Client.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer)
{
Client.Add(new ConsoleOutSniffer(BinaryPresentationMethod.ByteCount, LineEnding.PadWithSpaces));
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", Client, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(Client, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair <string, object>("Public", e.IsPublic));
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
Register();
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
ProvisioningClient ProvisioningClient = null;
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
ProvisioningClient = new ProvisioningClient(Client, xmppConfiguration.Provisioning);
}
Timer ConnectionTimer = new Timer((P) =>
{
if (Client.State == XmppState.Offline || Client.State == XmppState.Error || Client.State == XmppState.Authenticating)
{
try
{
Client.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
bool Connected = false;
bool ImmediateReconnect;
Client.OnStateChanged += (sender, NewState) =>
{
switch (NewState)
{
case XmppState.Connected:
Connected = true;
if (!registered && thingRegistryClient != null)
{
Register();
}
break;
case XmppState.Offline:
ImmediateReconnect = Connected;
Connected = false;
if (ImmediateReconnect)
{
Client.Reconnect();
}
break;
}
};
Client.OnPresenceSubscribe += (sender, e) =>
{
e.Accept(); // TODO: Provisioning
RosterItem Item = Client.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
{
Client.RequestPresenceSubscription(e.FromBareJID);
}
Client.SetPresence(Availability.Chat);
};
Client.OnPresenceUnsubscribe += (sender, e) =>
{
e.Accept();
};
Client.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
{
Client.RemoveRosterItem(e.BareJid);
}
};
LinkedList <DayHistoryRecord> DayHistoricalValues = new LinkedList <DayHistoryRecord>();
LinkedList <MinuteHistoryRecord> MinuteHistoricalValues = new LinkedList <MinuteHistoryRecord>();
DateTime SampleTime = DateTime.Now;
DateTime PeriodStart = SampleTime.Date;
DateTime Now;
DateTime MinTime = SampleTime;
DateTime MaxTime = SampleTime;
double CurrentTemperature = ReadTemp();
double MinTemp = CurrentTemperature;
double MaxTemp = CurrentTemperature;
double SumTemp = CurrentTemperature;
int NrTemp = 1;
int NrDayRecords = 0;
int NrMinuteRecords = 0;
object SampleSynch = new object();
SensorServer SensorServer = new SensorServer(Client, ProvisioningClient, true);
SensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
Log.Informational("Readout requested", string.Empty, Request.Actor);
List <Field> Fields = new List <Field>();
bool IncludeTemp = Request.IsIncluded("Temperature");
bool IncludeTempMin = Request.IsIncluded("Temperature, Min");
bool IncludeTempMax = Request.IsIncluded("Temperature, Max");
bool IncludeTempAvg = Request.IsIncluded("Temperature, Average");
bool IncludePeak = Request.IsIncluded(FieldType.Peak);
bool IncludeComputed = Request.IsIncluded(FieldType.Computed);
lock (SampleSynch)
{
if (IncludeTemp && Request.IsIncluded(FieldType.Momentary))
{
Fields.Add(new QuantityField(ThingReference.Empty, SampleTime, "Temperature", CurrentTemperature, 1, "°C",
FieldType.Momentary, FieldQoS.AutomaticReadout));
}
if (IncludePeak)
{
if (IncludeTempMin)
{
Fields.Add(new QuantityField(ThingReference.Empty, MinTime, "Temperature, Min", MinTemp, 1, "°C",
FieldType.Peak, FieldQoS.AutomaticReadout));
}
if (IncludeTempMax)
{
Fields.Add(new QuantityField(ThingReference.Empty, MaxTime, "Temperature, Max", MaxTemp, 1, "°C",
FieldType.Peak, FieldQoS.AutomaticReadout));
}
}
if (IncludeTempAvg && IncludeComputed)
{
Fields.Add(new QuantityField(ThingReference.Empty, SampleTime, "Temperature, Average", SumTemp / NrTemp, 2, "°C",
FieldType.Computed, FieldQoS.AutomaticReadout));
}
if (Request.IsIncluded(FieldType.Historical))
{
foreach (DayHistoryRecord Rec in DayHistoricalValues)
{
if (!Request.IsIncluded(Rec.PeriodStart))
{
continue;
}
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
if (IncludePeak)
{
if (IncludeTempMin)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Min", Rec.MinTemperature, 1, "°C",
FieldType.Peak | FieldType.Historical, FieldQoS.AutomaticReadout));
}
if (IncludeTempMax)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Max", Rec.MaxTemperature, 1, "°C",
FieldType.Peak | FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
if (IncludeTempAvg && IncludeComputed)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Average", Rec.AverageTemperature, 1, "°C",
FieldType.Computed | FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
foreach (MinuteHistoryRecord Rec in MinuteHistoricalValues)
{
if (!Request.IsIncluded(Rec.Timestamp))
{
continue;
}
if (IncludeTemp)
{
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
Fields.Add(new QuantityField(ThingReference.Empty, Rec.Timestamp, "Temperature", Rec.Temperature, 1, "°C",
FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
}
}
Request.ReportFields(true, Fields);
};
Timer SampleTimer = new Timer((P) =>
{
lock (SampleSynch)
{
Now = DateTime.Now;
if (Now.Date != PeriodStart.Date)
{
DayHistoryRecord Rec = new DayHistoryRecord(PeriodStart.Date, PeriodStart.Date.AddDays(1).AddMilliseconds(-1),
MinTemp, MaxTemp, SumTemp / NrTemp);
DayHistoricalValues.AddFirst(Rec);
if (NrDayRecords < MaxRecordsPerPeriod)
{
NrDayRecords++;
}
else
{
DayHistoricalValues.RemoveLast();
}
// TODO: Persistence
PeriodStart = Now.Date;
SumTemp = 0;
NrTemp = 0;
}
CurrentTemperature = ReadTemp();
if (Now.Minute != SampleTime.Minute)
{
MinuteHistoryRecord Rec = new MinuteHistoryRecord(Now, CurrentTemperature);
MinuteHistoricalValues.AddFirst(Rec);
if (NrMinuteRecords < MaxRecordsPerPeriod)
{
NrMinuteRecords++;
}
else
{
MinuteHistoricalValues.RemoveLast();
}
// TODO: Persistence
}
SampleTime = Now;
if (CurrentTemperature < MinTemp)
{
MinTemp = CurrentTemperature;
MinTime = SampleTime;
}
if (CurrentTemperature > MaxTemp)
{
MaxTemp = CurrentTemperature;
MaxTime = SampleTime;
}
SumTemp += CurrentTemperature;
NrTemp++;
}
if (SensorServer.HasSubscriptions(ThingReference.Empty))
{
SensorServer.NewMomentaryValues(new QuantityField(ThingReference.Empty, SampleTime, "Temperature",
CurrentTemperature, 1, "°C", FieldType.Momentary, FieldQoS.AutomaticReadout));
}
}, null, 1000 - PeriodStart.Millisecond, 1000);
BobClient BobClient = new BobClient(Client, Path.Combine(Path.GetTempPath(), "BitsOfBinary"));
ChatServer ChatServer = new ChatServer(Client, BobClient, SensorServer);
InteroperabilityServer InteroperabilityServer = new InteroperabilityServer(Client);
InteroperabilityServer.OnGetInterfaces += (sender, e) =>
{
e.Add("XMPP.IoT.Sensor.Temperature",
"XMPP.IoT.Sensor.Temperature.History",
"XMPP.IoT.Sensor.Temperature.Average",
"XMPP.IoT.Sensor.Temperature.Average.History",
"XMPP.IoT.Sensor.Temperature.Min",
"XMPP.IoT.Sensor.Temperature.Min.History",
"XMPP.IoT.Sensor.Temperature.Max",
"XMPP.IoT.Sensor.Temperature.Max.History");
};
Client.Connect();
while (true)
{
Thread.Sleep(1000);
}
}
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Out.WriteLine(ex.Message);
}
finally
{
Log.Terminate();
}
}
private async void StartActuator()
{
try
{
Log.Informational("Starting application.");
SimpleXmppConfiguration xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(App).GetTypeInfo().Assembly);
Log.Informational("Connecting to XMPP server.");
xmppClient = xmppConfiguration.GetClient("en", typeof(App).GetTypeInfo().Assembly, false);
xmppClient.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer && MainPage.Sniffer != null)
{
xmppClient.Add(MainPage.Sniffer);
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", xmppClient, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(xmppClient, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair <string, object>("Public", e.IsPublic));
this.RaiseOwnershipChanged();
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
this.Register(); // Will call this.OwnershipChanged() after successful registration.
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
provisioningClient = new ProvisioningClient(xmppClient, xmppConfiguration.Provisioning);
}
Timer ConnectionTimer = new Timer((P) =>
{
if (xmppClient.State == XmppState.Offline || xmppClient.State == XmppState.Error || xmppClient.State == XmppState.Authenticating)
{
try
{
Log.Informational("Reconnecting.");
xmppClient.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
xmppClient.OnStateChanged += (sender, NewState) =>
{
Log.Informational(NewState.ToString());
switch (NewState)
{
case XmppState.Connected:
connected = true;
if (!registered && thingRegistryClient != null)
{
Register();
}
break;
case XmppState.Offline:
immediateReconnect = connected;
connected = false;
if (immediateReconnect)
{
xmppClient.Reconnect();
}
break;
}
};
xmppClient.OnPresenceSubscribe += (sender, e) =>
{
Log.Informational("Subscription request received from " + e.From + ".");
e.Accept(); // TODO: Provisioning
RosterItem Item = xmppClient.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
{
xmppClient.RequestPresenceSubscription(e.FromBareJID);
}
xmppClient.SetPresence(Availability.Chat);
};
xmppClient.OnPresenceUnsubscribe += (sender, e) =>
{
Log.Informational("Unsubscription request received from " + e.From + ".");
e.Accept();
};
xmppClient.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
{
xmppClient.RemoveRosterItem(e.BareJid);
}
};
bool SwitchOn = false;
sensorServer = new SensorServer(xmppClient, provisioningClient, false);
sensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
DateTime Now = DateTime.Now;
Log.Informational("Readout requested", string.Empty, Request.Actor);
Request.ReportFields(true, new BooleanField(ThingReference.Empty, Now, "Lamp", SwitchOn, FieldType.Momentary, FieldQoS.AutomaticReadout));
};
controlServer = new ControlServer(xmppClient,
new BooleanControlParameter("Lamp", "Control", "Lamp switch on.", "If checked, lamp is turned on.",
(Node) => SwitchOn,
(Node, Value) =>
{
SwitchOn = Value;
Log.Informational("Lamp turned " + (SwitchOn ? "ON" : "OFF"));
UpdateMainWindow(SwitchOn);
}));
this.bobClient = new BobClient(this.xmppClient, Path.Combine(Path.GetTempPath(), "BitsOfBinary"));
this.chatServer = new ChatServer(xmppClient, this.bobClient, this.sensorServer, this.controlServer);
interoperabilityServer = new InteroperabilityServer(xmppClient);
interoperabilityServer.OnGetInterfaces += (sender, e) =>
{
e.Add("XMPP.IoT.Actuator.Lamp");
};
xmppClient.Connect();
}
catch (Exception ex)
{
Log.Emergency(ex);
MessageDialog Dialog = new MessageDialog(ex.Message, "Error");
await Dialog.ShowAsync();
}
}
/// <summary>
/// Starts the gateway.
/// </summary>
/// <param name="ConsoleOutput">If console output is permitted.</param>
public static bool Start(bool ConsoleOutput)
{
gatewayRunning = new Semaphore(1, 1, "Waher.IoTGateway.Running");
if (!gatewayRunning.WaitOne(1000))
{
return(false); // Is running in another process.
}
Semaphore StartingServer = new Semaphore(1, 1, "Waher.IoTGateway.Starting");
if (!StartingServer.WaitOne(1000))
{
gatewayRunning.Release();
gatewayRunning.Dispose();
gatewayRunning = null;
StartingServer.Dispose();
return(false); // Being started in another process.
}
try
{
Initialize();
appDataFolder = Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData);
if (!appDataFolder.EndsWith(new string(Path.DirectorySeparatorChar, 1)))
{
appDataFolder += Path.DirectorySeparatorChar;
}
appDataFolder += "IoT Gateway" + Path.DirectorySeparatorChar;
Log.Register(new XmlFileEventSink("XML File Event Sink",
appDataFolder + "Events" + Path.DirectorySeparatorChar + "Event Log %YEAR%-%MONTH%-%DAY%T%HOUR%.xml",
appDataFolder + "Transforms" + Path.DirectorySeparatorChar + "EventXmlToHtml.xslt", 7));
Log.Informational("Server starting up.");
beforeUninstallCommandNr = Gateway.RegisterServiceCommand(BeforeUninstall);
rootFolder = appDataFolder + "Root" + Path.DirectorySeparatorChar;
if (!Directory.Exists(rootFolder))
{
appDataFolder = string.Empty;
rootFolder = "Root" + Path.DirectorySeparatorChar;
}
Types.SetModuleParameter("AppData", appDataFolder);
Types.SetModuleParameter("Root", rootFolder);
scheduler = new Scheduler();
rnd = RandomNumberGenerator.Create();
Task.Run(() => CodeContent.GraphViz.Init());
XmlDocument Config = new XmlDocument();
string GatewayConfigFileName = appDataFolder + "Gateway.config";
if (!File.Exists(GatewayConfigFileName))
{
GatewayConfigFileName = "Gateway.config";
}
Config.Load(GatewayConfigFileName);
XSL.Validate("Gateway.config", Config, "GatewayConfiguration", "http://waher.se/Schema/GatewayConfiguration.xsd",
XSL.LoadSchema(typeof(Gateway).Namespace + ".Schema.GatewayConfiguration.xsd", typeof(Gateway).Assembly));
domain = Config.DocumentElement["Domain"].InnerText;
XmlElement DatabaseConfig = Config.DocumentElement["Database"];
if (!CommonTypes.TryParse(DatabaseConfig.Attributes["encrypted"].Value, out bool Encrypted))
{
Encrypted = true;
}
databaseProvider = new FilesProvider(appDataFolder + DatabaseConfig.Attributes["folder"].Value,
DatabaseConfig.Attributes["defaultCollectionName"].Value,
int.Parse(DatabaseConfig.Attributes["blockSize"].Value),
int.Parse(DatabaseConfig.Attributes["blocksInCache"].Value),
int.Parse(DatabaseConfig.Attributes["blobBlockSize"].Value), Encoding.UTF8,
int.Parse(DatabaseConfig.Attributes["timeoutMs"].Value),
Encrypted, false);
Database.Register(databaseProvider);
PersistedEventLog PersistedEventLog = new PersistedEventLog(7, new TimeSpan(4, 15, 0));
Log.Register(PersistedEventLog);
PersistedEventLog.Queue(new Event(EventType.Informational, "Server starting up.", string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty));
xmppConfigFileName = Config.DocumentElement["XmppClient"].Attributes["configFileName"].Value;
if (!File.Exists(xmppConfigFileName))
{
xmppConfigFileName = appDataFolder + xmppConfigFileName;
}
if (ConsoleOutput)
{
xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog(xmppConfigFileName,
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(Gateway).Assembly);
}
else if (File.Exists(xmppConfigFileName))
{
xmppConfiguration = new SimpleXmppConfiguration(xmppConfigFileName);
RuntimeSettings.Set("XMPP.CONFIG", xmppConfiguration.ExportSimpleXmppConfiguration());
}
else
{
string XmppConfig = RuntimeSettings.Get("XMPP.CONFIG", string.Empty);
XmlDocument Doc = new XmlDocument();
Doc.LoadXml(XmppConfig);
xmppConfiguration = new SimpleXmppConfiguration(Doc);
}
xmppClient = xmppConfiguration.GetClient("en", typeof(Gateway).Assembly, false);
xmppClient.AllowRegistration(FormSignatureKey, FormSignatureSecret);
xmppClient.OnValidateSender += XmppClient_OnValidateSender;
Types.SetModuleParameter("XMPP", xmppClient);
if (xmppConfiguration.Sniffer)
{
ISniffer Sniffer;
if (ConsoleOutput)
{
Sniffer = new ConsoleOutSniffer(BinaryPresentationMethod.ByteCount, LineEnding.PadWithSpaces);
xmppClient.Add(Sniffer);
}
Sniffer = new XmlFileSniffer(appDataFolder + "XMPP" + Path.DirectorySeparatorChar +
"XMPP Log %YEAR%-%MONTH%-%DAY%T%HOUR%.xml",
appDataFolder + "Transforms" + Path.DirectorySeparatorChar + "SnifferXmlToHtml.xslt",
7, BinaryPresentationMethod.ByteCount);
xmppClient.Add(Sniffer);
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", xmppClient, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(xmppClient, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += ThingRegistryClient_Claimed;
thingRegistryClient.Disowned += ThingRegistryClient_Disowned;
thingRegistryClient.Removed += ThingRegistryClient_Removed;
}
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
provisioningClient = new ProvisioningClient(xmppClient, xmppConfiguration.Provisioning);
}
DateTime Now = DateTime.Now;
int MsToNext = 60000 - (Now.Second * 1000 + Now.Millisecond);
connectionTimer = new Timer(CheckConnection, null, MsToNext, 60000);
xmppClient.OnStateChanged += XmppClient_OnStateChanged;
xmppClient.OnPresenceSubscribe += XmppClient_OnPresenceSubscribe;
xmppClient.OnPresenceUnsubscribe += XmppClient_OnPresenceUnsubscribe;
xmppClient.OnRosterItemUpdated += XmppClient_OnRosterItemUpdated;
ibbClient = new Networking.XMPP.InBandBytestreams.IbbClient(xmppClient, MaxChunkSize);
Types.SetModuleParameter("IBB", ibbClient);
socksProxy = new Networking.XMPP.P2P.SOCKS5.Socks5Proxy(xmppClient);
Types.SetModuleParameter("SOCKS5", socksProxy);
string CertificateLocalFileName = Config.DocumentElement["Certificate"].Attributes["configFileName"].Value;
string CertificateFileName;
string CertificateXml;
string CertificatePassword;
byte[] CertificateRaw;
try
{
CertificateRaw = Convert.FromBase64String(RuntimeSettings.Get("CERTIFICATE.BASE64", string.Empty));
CertificatePassword = RuntimeSettings.Get("CERTIFICATE.PWD", string.Empty);
certificate = new X509Certificate2(CertificateRaw, CertificatePassword);
}
catch (Exception)
{
certificate = null;
}
if (File.Exists(CertificateFileName = appDataFolder + CertificateLocalFileName))
{
CertificateXml = File.ReadAllText(CertificateFileName);
}
else if (File.Exists(CertificateFileName = CertificateLocalFileName) && certificate == null)
{
CertificateXml = File.ReadAllText(CertificateFileName);
}
else
{
CertificateFileName = null;
CertificateXml = null;
}
if (CertificateXml != null)
{
XmlDocument CertificateConfig = new XmlDocument();
CertificateConfig.LoadXml(CertificateXml);
XSL.Validate(CertificateLocalFileName, CertificateConfig, "CertificateConfiguration", "http://waher.se/Schema/CertificateConfiguration.xsd",
XSL.LoadSchema(typeof(Gateway).Namespace + ".Schema.CertificateConfiguration.xsd", typeof(Gateway).Assembly));
CertificateLocalFileName = CertificateConfig.DocumentElement["FileName"].InnerText;
if (File.Exists(appDataFolder + CertificateLocalFileName))
{
CertificateLocalFileName = appDataFolder + CertificateLocalFileName;
}
CertificateRaw = File.ReadAllBytes(CertificateLocalFileName);
CertificatePassword = CertificateConfig.DocumentElement["Password"].InnerText;
certificate = new X509Certificate2(CertificateRaw, CertificatePassword);
RuntimeSettings.Set("CERTIFICATE.BASE64", Convert.ToBase64String(CertificateRaw));
RuntimeSettings.Set("CERTIFICATE.PWD", CertificatePassword);
if (CertificateLocalFileName != "certificate.pfx" || CertificatePassword != "testexamplecom")
{
try
{
File.Delete(CertificateLocalFileName);
}
catch (Exception)
{
Log.Warning("Unable to delete " + CertificateLocalFileName + " after importing it into the encrypted database.");
}
try
{
File.Delete(CertificateFileName);
}
catch (Exception)
{
Log.Warning("Unable to delete " + CertificateFileName + " after importing it into the encrypted database.");
}
}
}
foreach (XmlNode N in Config.DocumentElement["Ports"].ChildNodes)
{
if (N.LocalName == "Port")
{
XmlElement E = (XmlElement)N;
string Protocol = XML.Attribute(E, "protocol");
if (!string.IsNullOrEmpty(Protocol) && int.TryParse(E.InnerText, out int Port))
{
ports.AddLast(new KeyValuePair <string, int>(Protocol, Port));
}
}
}
webServer = new HttpServer(GetConfigPorts("HTTP"), GetConfigPorts("HTTPS"), certificate);
Types.SetModuleParameter("HTTP", webServer);
StringBuilder sb = new StringBuilder();
foreach (int Port in webServer.OpenPorts)
{
sb.AppendLine(Port.ToString());
}
try
{
File.WriteAllText(appDataFolder + "Ports.txt", sb.ToString());
}
catch (Exception ex)
{
Log.Critical(ex);
}
HttpFolderResource HttpFolderResource;
HttpxProxy HttpxProxy;
webServer.Register(new HttpFolderResource("/Graphics", "Graphics", false, false, true, false)); // TODO: Add authentication mechanisms for PUT & DELETE.
webServer.Register(new HttpFolderResource("/highlight", "Highlight", false, false, true, false)); // Syntax highlighting library, provided by http://highlightjs.org
webServer.Register(HttpFolderResource = new HttpFolderResource(string.Empty, rootFolder, false, false, true, true)); // TODO: Add authentication mechanisms for PUT & DELETE.
webServer.Register(HttpxProxy = new HttpxProxy("/HttpxProxy", xmppClient, MaxChunkSize));
webServer.Register("/", (req, resp) =>
{
throw new TemporaryRedirectException(Config.DocumentElement["DefaultPage"].InnerText);
});
webServer.Register(clientEvents = new ClientEvents());
HttpFolderResource.AllowTypeConversion();
MarkdownToHtmlConverter.EmojiSource = Emoji1_24x24;
XmlElement FileFolders = Config.DocumentElement["FileFolders"];
if (FileFolders != null)
{
foreach (XmlNode N in FileFolders.ChildNodes)
{
if (N is XmlElement E && E.LocalName == "FileFolder")
{
string WebFolder = XML.Attribute(E, "webFolder");
string FolderPath = XML.Attribute(E, "folderPath");
webServer.Register(new HttpFolderResource(WebFolder, FolderPath, false, false, true, true));
}
}
}
httpxServer = new HttpxServer(xmppClient, webServer, MaxChunkSize);
Types.SetModuleParameter("HTTPX", HttpxProxy);
Types.SetModuleParameter("HTTPXS", httpxServer);
HttpxProxy.IbbClient = ibbClient;
httpxServer.IbbClient = ibbClient;
HttpxProxy.Socks5Proxy = socksProxy;
httpxServer.Socks5Proxy = socksProxy;
if (xmppConfiguration.Sniffer)
{
ISniffer Sniffer;
Sniffer = new XmlFileSniffer(appDataFolder + "HTTP" + Path.DirectorySeparatorChar +
"HTTP Log %YEAR%-%MONTH%-%DAY%T%HOUR%.xml",
appDataFolder + "Transforms" + Path.DirectorySeparatorChar + "SnifferXmlToHtml.xslt",
7, BinaryPresentationMethod.ByteCount);
webServer.Add(Sniffer);
}
coapEndpoint = new CoapEndpoint();
Types.SetModuleParameter("CoAP", coapEndpoint);
concentratorServer = new ConcentratorServer(xmppClient, provisioningClient, new MeteringTopology());
Types.SetModuleParameter("Concentrator", concentratorServer);
Types.SetModuleParameter("Sensor", concentratorServer.SensorServer);
Types.SetModuleParameter("Control", concentratorServer.ControlServer);
}
catch (Exception ex)
{
Log.Critical(ex);
gatewayRunning.Release();
gatewayRunning.Dispose();
gatewayRunning = null;
StartingServer.Release();
StartingServer.Dispose();
ExceptionDispatchInfo.Capture(ex).Throw();
}
Task.Run(async() =>
{
try
{
try
{
string BinaryFolder = AppDomain.CurrentDomain.BaseDirectory;
string[] LanguageFiles = Directory.GetFiles(BinaryFolder, "*.lng", SearchOption.AllDirectories);
string FileName;
if (LanguageFiles.Length > 0)
{
XmlSchema Schema = XSL.LoadSchema(Translator.SchemaResource, typeof(Translator).Assembly);
foreach (string LanguageFile in LanguageFiles)
{
try
{
FileName = LanguageFile;
if (FileName.StartsWith(BinaryFolder))
{
FileName = FileName.Substring(BinaryFolder.Length);
}
DateTime LastWriteTime = File.GetLastWriteTime(LanguageFile);
DateTime LastImportedTime = await RuntimeSettings.GetAsync(FileName, DateTime.MinValue);
if (LastWriteTime > LastImportedTime)
{
Log.Informational("Importing language file.", FileName);
string Xml = File.ReadAllText(LanguageFile);
XmlDocument Doc = new XmlDocument();
Doc.LoadXml(Xml);
XSL.Validate(FileName, Doc, Translator.SchemaRoot, Translator.SchemaNamespace, Schema);
using (XmlReader r = new XmlNodeReader(Doc))
{
await Translator.ImportAsync(r);
}
RuntimeSettings.Set(FileName, LastWriteTime);
}
}
catch (Exception ex)
{
Log.Critical(ex, LanguageFile);
}
}
}
Types.StartAllModules(int.MaxValue);
}
finally
{
StartingServer.Release();
StartingServer.Dispose();
}
}
catch (Exception ex)
{
Log.Critical(ex);
}
finally
{
xmppClient.Connect();
}
});
return(true);
}
private async void StartActuator()
{
try
{
Log.Informational("Starting application.");
SimpleXmppConfiguration xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(App).GetTypeInfo().Assembly);
Log.Informational("Connecting to XMPP server.");
xmppClient = xmppConfiguration.GetClient("en", typeof(App).GetTypeInfo().Assembly, false);
xmppClient.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer && MainPage.Sniffer != null)
xmppClient.Add(MainPage.Sniffer);
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
Log.Register(new XmppEventSink("XMPP Event Sink", xmppClient, xmppConfiguration.Events, false));
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(xmppClient, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair<string, object>("Public", e.IsPublic));
this.RaiseOwnershipChanged();
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
this.Register(); // Will call this.OwnershipChanged() after successful registration.
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
provisioningClient = new ProvisioningClient(xmppClient, xmppConfiguration.Provisioning);
Timer ConnectionTimer = new Timer((P) =>
{
if (xmppClient.State == XmppState.Offline || xmppClient.State == XmppState.Error || xmppClient.State == XmppState.Authenticating)
{
try
{
Log.Informational("Reconnecting.");
xmppClient.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
xmppClient.OnStateChanged += (sender, NewState) =>
{
Log.Informational(NewState.ToString());
switch (NewState)
{
case XmppState.Connected:
connected = true;
if (!registered && this.thingRegistryClient != null)
this.Register();
break;
case XmppState.Offline:
immediateReconnect = connected;
connected = false;
if (immediateReconnect)
xmppClient.Reconnect();
break;
}
};
xmppClient.OnPresenceSubscribe += (sender, e) =>
{
Log.Informational("Subscription request received from " + e.From + ".");
e.Accept(); // TODO: Provisioning
RosterItem Item = xmppClient.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
xmppClient.RequestPresenceSubscription(e.FromBareJID);
xmppClient.SetPresence(Availability.Chat);
};
xmppClient.OnPresenceUnsubscribe += (sender, e) =>
{
Log.Informational("Unsubscription request received from " + e.From + ".");
e.Accept();
};
xmppClient.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
xmppClient.RemoveRosterItem(e.BareJid);
};
gpio = GpioController.GetDefault();
if (gpio != null)
{
int c = gpio.PinCount;
int i;
for (i = 0; i < c; i++)
{
if (gpio.TryOpenPin(i, GpioSharingMode.Exclusive, out GpioPin Pin, out GpioOpenStatus Status) && Status == GpioOpenStatus.PinOpened)
{
gpioPins[i] = new KeyValuePair<GpioPin, KeyValuePair<TextBlock, TextBlock>>(Pin,
MainPage.Instance.AddPin("GPIO" + i.ToString(), Pin.GetDriveMode(), Pin.Read().ToString()));
Pin.ValueChanged += async (sender, e) =>
{
if (!this.gpioPins.TryGetValue(sender.PinNumber, out KeyValuePair<GpioPin, KeyValuePair<TextBlock, TextBlock>> P))
return;
PinState Value = e.Edge == GpioPinEdge.FallingEdge ? PinState.LOW : PinState.HIGH;
if (this.sensorServer.HasSubscriptions(ThingReference.Empty))
{
DateTime TP = DateTime.Now;
string s = "GPIO" + sender.PinNumber.ToString();
this.sensorServer.NewMomentaryValues(
new EnumField(ThingReference.Empty, TP, s, Value, FieldType.Momentary, FieldQoS.AutomaticReadout));
}
await P.Value.Value.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => P.Value.Value.Text = Value.ToString());
};
}
}
}
DeviceInformationCollection Devices = await Microsoft.Maker.Serial.UsbSerial.listAvailableDevicesAsync();
foreach (DeviceInformation DeviceInfo in Devices)
{
if (DeviceInfo.IsEnabled && DeviceInfo.Name.StartsWith("Arduino"))
{
Log.Informational("Connecting to " + DeviceInfo.Name);
arduinoUsb = new UsbSerial(DeviceInfo);
arduinoUsb.ConnectionEstablished += () =>
{
Log.Informational("USB connection established.");
};
arduino = new RemoteDevice(arduinoUsb);
arduino.DeviceReady += async () =>
{
Log.Informational("Device ready.");
Dictionary<int, bool> DisabledPins = new Dictionary<int, bool>();
Dictionary<string, KeyValuePair<Enum, string>> Values = new Dictionary<string, KeyValuePair<Enum, string>>();
PinMode Mode;
PinState State;
string s;
ushort Value;
foreach (byte PinNr in arduino.DeviceHardwareProfile.DisabledPins)
DisabledPins[PinNr] = true;
foreach (byte PinNr in arduino.DeviceHardwareProfile.AnalogPins)
{
if (DisabledPins.ContainsKey(PinNr))
continue;
s = "A" + (PinNr - arduino.DeviceHardwareProfile.AnalogOffset).ToString();
if (arduino.DeviceHardwareProfile.isAnalogSupported(PinNr))
arduino.pinMode(s, PinMode.ANALOG);
Mode = arduino.getPinMode(s);
Value = arduino.analogRead(s);
Values[s] = new KeyValuePair<Enum, string>(Mode, Value.ToString());
}
foreach (byte PinNr in arduino.DeviceHardwareProfile.DigitalPins)
{
if (DisabledPins.ContainsKey(PinNr) || (PinNr > 6 && PinNr != 13)) // Not sure why this limitation is necessary. Without it, my Arduino board (or the Microsoft Firmata library) stops providing me with pin update events.
continue;
if (PinNr == 13)
{
arduino.pinMode(13, PinMode.OUTPUT); // Onboard LED.
arduino.digitalWrite(13, PinState.HIGH);
}
else
{
if (arduino.DeviceHardwareProfile.isDigitalInputSupported(PinNr))
arduino.pinMode(PinNr, PinMode.INPUT);
}
s = "D" + PinNr.ToString();
Mode = arduino.getPinMode(PinNr);
State = arduino.digitalRead(PinNr);
Values[s] = new KeyValuePair<Enum, string>(Mode, State.ToString());
}
await MainPage.Instance.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
lock (arduinoPins)
{
foreach (KeyValuePair<string, KeyValuePair<Enum, string>> P in Values)
arduinoPins[P.Key] = MainPage.Instance.AddPin(P.Key, P.Value.Key, P.Value.Value);
}
});
this.SetupControlServer();
};
arduino.AnalogPinUpdated += async (pin, value) =>
{
KeyValuePair<TextBlock, TextBlock> P;
DateTime TP = DateTime.Now;
lock (this.arduinoPins)
{
if (!this.arduinoPins.TryGetValue(pin, out P))
return;
}
if (this.sensorServer.HasSubscriptions(ThingReference.Empty))
{
this.sensorServer.NewMomentaryValues(
new Int32Field(ThingReference.Empty, TP, pin + ", Raw",
value, FieldType.Momentary, FieldQoS.AutomaticReadout),
new QuantityField(ThingReference.Empty, TP, pin,
value / 10.24, 2, "%", FieldType.Momentary, FieldQoS.AutomaticReadout));
}
await P.Value.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => P.Value.Text = value.ToString());
};
arduino.DigitalPinUpdated += async (pin, value) =>
{
KeyValuePair<TextBlock, TextBlock> P;
DateTime TP = DateTime.Now;
string s = "D" + pin.ToString();
lock (this.arduinoPins)
{
if (!this.arduinoPins.TryGetValue("D" + pin.ToString(), out P))
return;
}
if (this.sensorServer.HasSubscriptions(ThingReference.Empty))
{
this.sensorServer.NewMomentaryValues(
new EnumField(ThingReference.Empty, TP, s, value, FieldType.Momentary, FieldQoS.AutomaticReadout));
}
await P.Value.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => P.Value.Text = value.ToString());
};
arduinoUsb.ConnectionFailed += message =>
{
Log.Error("USB connection failed: " + message);
};
arduinoUsb.ConnectionLost += message =>
{
Log.Error("USB connection lost: " + message);
};
arduinoUsb.begin(57600, SerialConfig.SERIAL_8N1);
break;
}
}
sensorServer = new SensorServer(xmppClient, provisioningClient, true);
sensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
DateTime Now = DateTime.Now;
LinkedList<Field> Fields = new LinkedList<Field>();
DateTime TP = DateTime.Now;
string s;
bool ReadMomentary = Request.IsIncluded(FieldType.Momentary);
bool ReadStatus = Request.IsIncluded(FieldType.Status);
Log.Informational("Readout requested", string.Empty, Request.Actor);
foreach (KeyValuePair<GpioPin, KeyValuePair<TextBlock, TextBlock>> Pin in gpioPins.Values)
{
if (ReadMomentary && Request.IsIncluded(s = "GPIO" + Pin.Key.PinNumber.ToString()))
{
Fields.AddLast(new EnumField(ThingReference.Empty, TP, s,
Pin.Key.Read(), FieldType.Momentary, FieldQoS.AutomaticReadout));
}
if (ReadStatus && Request.IsIncluded(s = "GPIO" + Pin.Key.PinNumber.ToString() + ", Mode"))
{
Fields.AddLast(new EnumField(ThingReference.Empty, TP, s,
Pin.Key.GetDriveMode(), FieldType.Status, FieldQoS.AutomaticReadout));
}
}
if (arduinoPins != null)
{
foreach (KeyValuePair<string, KeyValuePair<TextBlock, TextBlock>> Pin in arduinoPins)
{
byte i;
if (ReadMomentary && Request.IsIncluded(s = Pin.Key))
{
if (s.StartsWith("D") && byte.TryParse(s.Substring(1), out i))
{
Fields.AddLast(new EnumField(ThingReference.Empty, TP, s,
arduino.digitalRead(i), FieldType.Momentary, FieldQoS.AutomaticReadout));
}
else
{
ushort Raw = arduino.analogRead(s);
double Percent = Raw / 10.24;
Fields.AddLast(new Int32Field(ThingReference.Empty, TP, s + ", Raw",
Raw, FieldType.Momentary, FieldQoS.AutomaticReadout));
Fields.AddLast(new QuantityField(ThingReference.Empty, TP, s,
Percent, 2, "%", FieldType.Momentary, FieldQoS.AutomaticReadout));
}
}
if (ReadStatus && Request.IsIncluded(s = Pin.Key + ", Mode"))
{
if (s.StartsWith("D") && byte.TryParse(s.Substring(1), out i))
{
Fields.AddLast(new EnumField(ThingReference.Empty, TP, s,
arduino.getPinMode(i), FieldType.Status, FieldQoS.AutomaticReadout));
}
else
{
Fields.AddLast(new EnumField(ThingReference.Empty, TP, s,
arduino.getPinMode(s), FieldType.Status, FieldQoS.AutomaticReadout));
}
}
}
}
Request.ReportFields(true, Fields);
};
if (arduino == null)
this.SetupControlServer();
xmppClient.Connect();
}
catch (Exception ex)
{
Log.Emergency(ex);
MessageDialog Dialog = new MessageDialog(ex.Message, "Error");
await Dialog.ShowAsync();
}
}
private async void StartSensor()
{
try
{
Log.Informational("Starting application.");
SimpleXmppConfiguration xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(App).GetTypeInfo().Assembly);
Log.Informational("Connecting to XMPP server.");
xmppClient = xmppConfiguration.GetClient("en", typeof(App).GetTypeInfo().Assembly, false);
xmppClient.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer && MainPage.Sniffer != null)
{
xmppClient.Add(MainPage.Sniffer);
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", xmppClient, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(xmppClient, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair <string, object>("Public", e.IsPublic));
this.RaiseOwnershipChanged();
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
this.Register(); // Will call this.OwnershipChanged() after successful registration.
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
provisioningClient = new ProvisioningClient(xmppClient, xmppConfiguration.Provisioning);
}
Timer ConnectionTimer = new Timer((P) =>
{
if (xmppClient.State == XmppState.Offline || xmppClient.State == XmppState.Error || xmppClient.State == XmppState.Authenticating)
{
try
{
Log.Informational("Reconnecting.");
xmppClient.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
xmppClient.OnStateChanged += (sender, NewState) =>
{
Log.Informational(NewState.ToString());
switch (NewState)
{
case XmppState.Connected:
connected = true;
if (!registered && thingRegistryClient != null)
{
this.Register();
}
break;
case XmppState.Offline:
immediateReconnect = connected;
connected = false;
if (immediateReconnect)
{
xmppClient.Reconnect();
}
break;
}
};
xmppClient.OnPresenceSubscribe += (sender, e) =>
{
Log.Informational("Subscription request received from " + e.From + ".");
e.Accept(); // TODO: Provisioning
RosterItem Item = xmppClient.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
{
xmppClient.RequestPresenceSubscription(e.FromBareJID);
}
xmppClient.SetPresence(Availability.Chat);
};
xmppClient.OnPresenceUnsubscribe += (sender, e) =>
{
Log.Informational("Unsubscription request received from " + e.From + ".");
e.Accept();
};
xmppClient.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
{
xmppClient.RemoveRosterItem(e.BareJid);
}
};
LinkedList <DayHistoryRecord> DayHistoricalValues = new LinkedList <DayHistoryRecord>();
LinkedList <MinuteHistoryRecord> MinuteHistoricalValues = new LinkedList <MinuteHistoryRecord>();
DateTime SampleTime = DateTime.Now;
DateTime PeriodStart = SampleTime.Date;
DateTime Now;
DateTime MinTime = SampleTime;
DateTime MaxTime = SampleTime;
double CurrentTemperature = this.ReadTemp();
double MinTemp = CurrentTemperature;
double MaxTemp = CurrentTemperature;
double SumTemp = CurrentTemperature;
int NrTemp = 1;
int NrDayRecords = 0;
int NrMinuteRecords = 0;
object SampleSynch = new object();
this.sampleTimer = new Timer((P) =>
{
lock (SampleSynch)
{
Now = DateTime.Now;
if (Now.Date != PeriodStart.Date)
{
DayHistoryRecord Rec = new DayHistoryRecord(PeriodStart.Date, PeriodStart.Date.AddDays(1).AddMilliseconds(-1),
MinTemp, MaxTemp, SumTemp / NrTemp);
DayHistoricalValues.AddFirst(Rec);
if (NrDayRecords < MaxRecordsPerPeriod)
{
NrDayRecords++;
}
else
{
DayHistoricalValues.RemoveLast();
}
// TODO: Persistence
PeriodStart = Now.Date;
SumTemp = 0;
NrTemp = 0;
}
CurrentTemperature = this.ReadTemp();
if (Now.Minute != SampleTime.Minute)
{
MinuteHistoryRecord Rec = new MinuteHistoryRecord(Now, CurrentTemperature);
MinuteHistoricalValues.AddFirst(Rec);
if (NrMinuteRecords < MaxRecordsPerPeriod)
{
NrMinuteRecords++;
}
else
{
MinuteHistoricalValues.RemoveLast();
}
// TODO: Persistence
}
SampleTime = Now;
if (CurrentTemperature < MinTemp)
{
MinTemp = CurrentTemperature;
MinTime = SampleTime;
}
if (CurrentTemperature > MaxTemp)
{
MaxTemp = CurrentTemperature;
MaxTime = SampleTime;
}
SumTemp += CurrentTemperature;
NrTemp++;
}
if (this.sensorServer.HasSubscriptions(ThingReference.Empty))
{
this.sensorServer.NewMomentaryValues(new QuantityField(ThingReference.Empty, SampleTime, "Temperature",
CurrentTemperature, 1, "°C", FieldType.Momentary, FieldQoS.AutomaticReadout));
}
this.UpdateMainWindow(CurrentTemperature, MinTemp, MaxTemp, SumTemp / NrTemp);
}, null, 1000 - PeriodStart.Millisecond, 1000);
this.sensorServer = new SensorServer(xmppClient, provisioningClient, true);
this.sensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
Log.Informational("Readout requested by " + Request.From, string.Empty, Request.Actor);
List <Field> Fields = new List <Field>();
bool IncludeTemp = Request.IsIncluded("Temperature");
bool IncludeTempMin = Request.IsIncluded("Temperature, Min");
bool IncludeTempMax = Request.IsIncluded("Temperature, Max");
bool IncludeTempAvg = Request.IsIncluded("Temperature, Average");
bool IncludePeak = Request.IsIncluded(FieldType.Peak);
bool IncludeComputed = Request.IsIncluded(FieldType.Computed);
lock (SampleSynch)
{
if (IncludeTemp && Request.IsIncluded(FieldType.Momentary))
{
Fields.Add(new QuantityField(ThingReference.Empty, SampleTime, "Temperature", CurrentTemperature, 1, "°C",
FieldType.Momentary, FieldQoS.AutomaticReadout));
}
if (IncludePeak)
{
if (IncludeTempMin)
{
Fields.Add(new QuantityField(ThingReference.Empty, MinTime, "Temperature, Min", MinTemp, 1, "°C",
FieldType.Peak, FieldQoS.AutomaticReadout));
}
if (IncludeTempMax)
{
Fields.Add(new QuantityField(ThingReference.Empty, MaxTime, "Temperature, Max", MaxTemp, 1, "°C",
FieldType.Peak, FieldQoS.AutomaticReadout));
}
}
if (IncludeTempAvg && IncludeComputed)
{
Fields.Add(new QuantityField(ThingReference.Empty, SampleTime, "Temperature, Average", SumTemp / NrTemp, 2, "°C",
FieldType.Computed, FieldQoS.AutomaticReadout));
}
if (Request.IsIncluded(FieldType.Historical))
{
foreach (DayHistoryRecord Rec in DayHistoricalValues)
{
if (!Request.IsIncluded(Rec.PeriodStart))
{
continue;
}
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
if (IncludePeak)
{
if (IncludeTempMin)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Min", Rec.MinTemperature, 1, "°C",
FieldType.Peak | FieldType.Historical, FieldQoS.AutomaticReadout));
}
if (IncludeTempMax)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Max", Rec.MaxTemperature, 1, "°C",
FieldType.Peak | FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
if (IncludeTempAvg && IncludeComputed)
{
Fields.Add(new QuantityField(ThingReference.Empty, Rec.PeriodStart, "Temperature, Average", Rec.AverageTemperature, 1, "°C",
FieldType.Computed | FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
foreach (MinuteHistoryRecord Rec in MinuteHistoricalValues)
{
if (!Request.IsIncluded(Rec.Timestamp))
{
continue;
}
if (IncludeTemp)
{
if (Fields.Count >= 100)
{
Request.ReportFields(false, Fields);
Fields.Clear();
}
Fields.Add(new QuantityField(ThingReference.Empty, Rec.Timestamp, "Temperature", Rec.Temperature, 1, "°C",
FieldType.Historical, FieldQoS.AutomaticReadout));
}
}
}
}
Request.ReportFields(true, Fields);
};
this.bobClient = new BobClient(this.xmppClient, Path.Combine(Path.GetTempPath(), "BitsOfBinary"));
this.chatServer = new ChatServer(this.xmppClient, this.bobClient, this.sensorServer);
this.interoperabilityServer = new InteroperabilityServer(xmppClient);
this.interoperabilityServer.OnGetInterfaces += (sender, e) =>
{
e.Add("XMPP.IoT.Sensor.Temperature",
"XMPP.IoT.Sensor.Temperature.History",
"XMPP.IoT.Sensor.Temperature.Average",
"XMPP.IoT.Sensor.Temperature.Average.History",
"XMPP.IoT.Sensor.Temperature.Min",
"XMPP.IoT.Sensor.Temperature.Min.History",
"XMPP.IoT.Sensor.Temperature.Max",
"XMPP.IoT.Sensor.Temperature.Max.History");
};
xmppClient.Connect();
}
catch (Exception ex)
{
Log.Emergency(ex);
MessageDialog Dialog = new MessageDialog(ex.Message, "Error");
await Dialog.ShowAsync();
}
}
static void Main(string[] args)
{
try
{
Console.ForegroundColor = ConsoleColor.White;
Console.Out.WriteLine("Welcome to the Mock Temperature sensor application.");
Console.Out.WriteLine(new string('-', 79));
Console.Out.WriteLine("This application will simulate an outside temperature sensor.");
Console.Out.WriteLine("Values will be published over XMPP using the interface defined in the IEEE XMPP IoT extensions.");
Console.Out.WriteLine("You can also chat with the sensor.");
Log.Register(new ConsoleEventSink());
Log.RegisterExceptionToUnnest(typeof(System.Runtime.InteropServices.ExternalException));
Log.RegisterExceptionToUnnest(typeof(System.Security.Authentication.AuthenticationException));
xmppConfiguration = SimpleXmppConfiguration.GetConfigUsingSimpleConsoleDialog("xmpp.config",
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default user name.
Guid.NewGuid().ToString().Replace("-", string.Empty), // Default password.
FormSignatureKey, FormSignatureSecret, typeof(Program).Assembly);
using (XmppClient Client = xmppConfiguration.GetClient("en", typeof(Program).Assembly, false))
{
Client.AllowRegistration(FormSignatureKey, FormSignatureSecret);
if (xmppConfiguration.Sniffer)
{
Client.Add(new ConsoleOutSniffer(BinaryPresentationMethod.ByteCount, LineEnding.PadWithSpaces));
}
if (!string.IsNullOrEmpty(xmppConfiguration.Events))
{
Log.Register(new XmppEventSink("XMPP Event Sink", Client, xmppConfiguration.Events, false));
}
if (!string.IsNullOrEmpty(xmppConfiguration.ThingRegistry))
{
thingRegistryClient = new ThingRegistryClient(Client, xmppConfiguration.ThingRegistry);
thingRegistryClient.Claimed += (sender, e) =>
{
ownerJid = e.JID;
Log.Informational("Thing has been claimed.", ownerJid, new KeyValuePair <string, object>("Public", e.IsPublic));
};
thingRegistryClient.Disowned += (sender, e) =>
{
Log.Informational("Thing has been disowned.", ownerJid);
ownerJid = string.Empty;
Register();
};
thingRegistryClient.Removed += (sender, e) =>
{
Log.Informational("Thing has been removed from the public registry.", ownerJid);
};
}
ProvisioningClient ProvisioningClient = null;
if (!string.IsNullOrEmpty(xmppConfiguration.Provisioning))
{
ProvisioningClient = new ProvisioningClient(Client, xmppConfiguration.Provisioning);
}
Timer ConnectionTimer = new Timer((P) =>
{
if (Client.State == XmppState.Offline || Client.State == XmppState.Error || Client.State == XmppState.Authenticating)
{
try
{
Client.Reconnect();
}
catch (Exception ex)
{
Log.Critical(ex);
}
}
}, null, 60000, 60000);
bool Connected = false;
bool ImmediateReconnect;
Client.OnStateChanged += (sender, NewState) =>
{
switch (NewState)
{
case XmppState.Connected:
Connected = true;
if (!registered && thingRegistryClient != null)
{
Register();
}
break;
case XmppState.Offline:
ImmediateReconnect = Connected;
Connected = false;
if (ImmediateReconnect)
{
Client.Reconnect();
}
break;
}
};
Client.OnPresenceSubscribe += (sender, e) =>
{
e.Accept(); // TODO: Provisioning
RosterItem Item = Client.GetRosterItem(e.FromBareJID);
if (Item == null || Item.State == SubscriptionState.None || Item.State == SubscriptionState.From)
{
Client.RequestPresenceSubscription(e.FromBareJID);
}
Client.SetPresence(Availability.Chat);
};
Client.OnPresenceUnsubscribe += (sender, e) =>
{
e.Accept();
};
Client.OnRosterItemUpdated += (sender, e) =>
{
if (e.State == SubscriptionState.None && e.PendingSubscription != PendingSubscription.Subscribe)
{
Client.RemoveRosterItem(e.BareJid);
}
};
bool SwitchOn = false;
SensorServer SensorServer = new SensorServer(Client, ProvisioningClient, false);
SensorServer.OnExecuteReadoutRequest += (Sender, Request) =>
{
DateTime Now = DateTime.Now;
Log.Informational("Readout requested", string.Empty, Request.Actor);
Request.ReportFields(true, new BooleanField(ThingReference.Empty, Now, "Lamp", SwitchOn, FieldType.Momentary, FieldQoS.AutomaticReadout));
};
ControlServer ControlServer = new ControlServer(Client,
new BooleanControlParameter("Lamp", "Control", "Lamp switch on.", "If checked, lamp is turned on.",
(Node) => SwitchOn,
(Node, Value) =>
{
SwitchOn = Value;
Log.Informational(Environment.NewLine + Environment.NewLine + "Lamp turned " + (SwitchOn ? "ON" : "OFF") + Environment.NewLine + Environment.NewLine);
}));
BobClient BobClient = new BobClient(Client, Path.Combine(Path.GetTempPath(), "BitsOfBinary"));
ChatServer ChatServer = new ChatServer(Client, BobClient, SensorServer, ControlServer);
InteroperabilityServer InteroperabilityServer = new InteroperabilityServer(Client);
InteroperabilityServer.OnGetInterfaces += (sender, e) =>
{
e.Add("XMPP.IoT.Actuator.Lamp");
};
Client.Connect();
while (true)
{
Thread.Sleep(1000);
}
}
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Out.WriteLine(ex.Message);
}
finally
{
Log.Terminate();
}
}