public static object Decode(Data data)
{
switch (data.Type)
{
case DataType.Bool:
return BitConverter.ToBoolean(data.Value, 0);
case DataType.Byte:
return data.Value[0];
case DataType.Bytes:
return data.Value;
case DataType.Double:
return BitConverter.ToDouble(data.Value, 0);
case DataType.Float:
return BitConverter.ToSingle(data.Value, 0);
case DataType.Int:
return BitConverter.ToInt32(data.Value, 0);
case DataType.Short:
return BitConverter.ToInt16(data.Value, 0);
case DataType.UInt:
return BitConverter.ToUInt32(data.Value, 0);
case DataType.UShort:
return BitConverter.ToUInt16(data.Value, 0);
case DataType.Long:
return BitConverter.ToInt64(data.Value, 0);
case DataType.ULong:
return BitConverter.ToUInt64(data.Value, 0);
case DataType.String:
return System.Text.Encoding.UTF8.GetString(data.Value);
}
return null;
}
public bool Process(Data data, IAdapter adapter)
{
if (data.Device == device && (data.Service & service) > 0)
{
double value = Util.DataAdapter.GetGraphableValue(data);
if (comparison == "<")
{
if (value < threshold) Email(value, adapter);
}
else if (comparison == "<=")
{
if (value <= threshold) Email(value, adapter);
}
else if (comparison == "==")
{
if (value == threshold) Email(value, adapter);
}
else if (comparison == ">=")
{
if (value >= threshold) Email(value, adapter);
}
else if (comparison == ">")
{
if (value > threshold) Email(value, adapter);
}
}
return true;
}
public bool Create(Device device, Data.Connection connection)
{
if (device == null || device.Guid == Guid.Empty) return false;
devices_mutex.WaitOne();
if (devices.ContainsKey(device.Guid))
{
devices_mutex.ReleaseMutex();
return false;
}
if (Data.StoredProcedure.DeviceCreate(device.Guid, device.Name, device.Description, device.Type, device.Profile, device.Configuration, connection))
{
device.Status = DeviceStatus.Offline;
devices[device.Guid] = device;
devices_mutex.ReleaseMutex();
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.DeviceCreation, Device = device, Timestamp = DateTime.Now });
return true;
}
devices_mutex.ReleaseMutex();
return false;
}
static void Read()
{
try
{
while (running)
{
string line = port.ReadLine();
string[] parts = line.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (parts.Length != 3) continue;
Data temp1d = new Data { Device = temp1, Service = Util.ServiceType.TemperatureSensor_Temperature, Timestamp = DateTime.Now, Type = DataType.Short };
Data light1d = new Data { Device = light1, Service = Util.ServiceType.LuminositySensor_Luminosity, Timestamp = DateTime.Now, Type = DataType.Short };
Data light2d = new Data { Device = light2, Service = Util.ServiceType.LuminositySensor_Luminosity, Timestamp = DateTime.Now, Type = DataType.Short };
Util.DataAdapter.Encode(Convert.ToInt16(parts[0]), temp1d);
Util.DataAdapter.Encode(Convert.ToInt16(parts[1]), light1d);
Util.DataAdapter.Encode(Convert.ToInt16(parts[2]), light2d);
client.DataUpload(new Data[] { temp1d, light1d, light2d });
Console.WriteLine("[Data] " + line);
}
}
catch { }
}
public void DataSend(Data data)
{
DataSend(new Data[] { data });
}
public static void Encode(byte[] value, Data data)
{
data.Type = DataType.Bytes;
data.Value = value;
}
public static void Encode(bool value, Data data)
{
data.Type = DataType.Bool;
data.Value = BitConverter.GetBytes(value);
}
public static void Encode(float value, Data data)
{
data.Type = DataType.Float;
data.Value = BitConverter.GetBytes(value);
}
/// <summary>
/// Determine whether data is graphable
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static bool IsGraphable(Data data)
{
switch (data.Type)
{
case DataType.Bool:
case DataType.Byte:
case DataType.Double:
case DataType.Float:
case DataType.Int:
case DataType.Short:
case DataType.UInt:
case DataType.UShort:
case DataType.Long:
case DataType.ULong:
return true;
}
return false;
}
/// <summary>
/// Use this method to get graphable data value
/// DataAdapter.GetGraphableValue(Data);
/// </summary>
/// <param name="data">data to be decoded</param>
/// <returns>An always graphable double</returns>
public static double GetGraphableValue(Data data)
{
object value = Decode(data);
if(value.GetType() == typeof(int))
return Convert.ToDouble(value);
if (value.GetType() == typeof(uint))
return Convert.ToDouble(value);
if (value.GetType() == typeof(short))
return Convert.ToDouble(value);
if (value.GetType() == typeof(ushort))
return Convert.ToDouble(value);
if (value.GetType() == typeof(byte))
return Convert.ToDouble(value);
if (value.GetType() == typeof(bool))
return Convert.ToDouble(value);
if (value.GetType() == typeof(double))
return Convert.ToDouble(value);
if (value.GetType() == typeof(float))
return Convert.ToDouble(value);
if (value.GetType() == typeof(long))
return Convert.ToDouble(value);
if (value.GetType() == typeof(ulong))
return Convert.ToDouble(value);
return 0;
}
private void DataReceivedHandler(Data data)
{
devices_mutex.WaitOne();
if (!devices.ContainsKey(data.Device))
{
devices_mutex.ReleaseMutex();
return;
}
devices_mutex.ReleaseMutex();
if (DataReceived != null)
DataReceived(this, data);
}
public bool Process(Data data, IAdapter adapter)
{
adapter.AddToStatistics(data);
return true;
}
void device_timer_Elapsed(object sender, ElapsedEventArgs e)
{
if (device == null || client == null) return;
if (System.Configuration.ConfigurationManager.AppSettings["Reactivity.Nodes.Computer.Feedback"] != "true") return;
//send data back
try
{
Data cpu_data = new Data { Device = device.Guid, Timestamp = DateTime.Now, Service = Util.ServiceType.ComputerNode_CPU };
Util.DataAdapter.Encode(cpu.NextValue(), cpu_data);
Data memory_data = new Data { Device = device.Guid, Timestamp = DateTime.Now, Service = Util.ServiceType.ComputerNode_Memory };
Util.DataAdapter.Encode(memory.NextValue(), memory_data);
if (client != null && client.IsOpen)
client.DataUpload(new Data[] { cpu_data, memory_data });
}
catch { TryReset(); }
}
void client_DataReceived(object source, Data data)
{
if (device == null) return;
if (data.Device != device.Guid) return;
Console.WriteLine("Received Command: " + Convert.ToInt32(Util.DataAdapter.Decode(data)).ToString());
if (System.Configuration.ConfigurationManager.AppSettings["Reactivity.Nodes.Computer.DenyControl"] == "true") return;
try
{
switch (Convert.ToInt32(Util.DataAdapter.Decode(data)))
{
case 1:
WindowsController.ExitWindows(RestartOptions.LogOff, false);
break;
case -1:
WindowsController.ExitWindows(RestartOptions.LogOff, true);
break;
case 2:
WindowsController.ExitWindows(RestartOptions.Reboot, false);
break;
case -2:
WindowsController.ExitWindows(RestartOptions.Reboot, true);
break;
case 3:
WindowsController.ExitWindows(RestartOptions.Suspend, false);
break;
case -3:
WindowsController.ExitWindows(RestartOptions.Suspend, true);
break;
case 4:
WindowsController.ExitWindows(RestartOptions.Hibernate, false);
break;
case -4:
WindowsController.ExitWindows(RestartOptions.Hibernate, true);
break;
case 5:
WindowsController.ExitWindows(RestartOptions.ShutDown, false);
break;
case -5:
WindowsController.ExitWindows(RestartOptions.ShutDown, true);
break;
case 6:
WindowsController.ExitWindows(RestartOptions.PowerOff, false);
break;
case -6:
WindowsController.ExitWindows(RestartOptions.PowerOff, true);
break;
}
this.Stop();
}
catch { }
}
public bool Process(Data data, IAdapter adapter)
{
adapter.FeedSubscription(data);
return true;
}
public bool Remove(Guid device, Data.Connection connection)
{
if (device == Guid.Empty) return false;
devices_mutex.WaitOne();
if (!devices.ContainsKey(device))
{
devices_mutex.ReleaseMutex();
return false;
}
if (Data.StoredProcedure.DeviceRemoveByGuid(device, connection))
{
Guid node = Guid.Empty;
Device oldDevice = devices[device];
devices.Remove(device);
devices_mutex.ReleaseMutex();
Nodes.NodeSession.Notify(new NodeEvent { Type = NodeEventType.DeviceDeregister, Guid = device, Timestamp = DateTime.Now });
SubscriptionManager.Instance.UpdateDevice(device);
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.DeviceRemoval, Device = oldDevice, Timestamp = DateTime.Now });
return true;
}
devices_mutex.ReleaseMutex();
return false;
}
public bool Update(Device device, Data.Connection connection)
{
if (device == null || device.Guid == Guid.Empty) return false;
devices_mutex.WaitOne();
if (!devices.ContainsKey(device.Guid))
{
devices_mutex.ReleaseMutex();
return false;
}
if (Data.StoredProcedure.DeviceUpdateByGuid(device.Guid, device.Name, device.Description, device.Type, device.Profile, device.Configuration, connection))
{
devices[device.Guid].Name = device.Name;
devices[device.Guid].Description = device.Description;
devices[device.Guid].Type = device.Type;
devices[device.Guid].Profile = device.Profile;
devices[device.Guid].Configuration = device.Configuration;
device = devices[device.Guid];
devices_mutex.ReleaseMutex();
Nodes.NodeSession.Notify(new NodeEvent { Type = NodeEventType.DeviceUpdate, Device = device, Timestamp = DateTime.Now });
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.DeviceUpdate, Device = device, Timestamp = DateTime.Now });
return true;
}
devices_mutex.ReleaseMutex();
return false;
}
public void DataUpload(Data[] data)
{
SessionCheck();
service.DataUpload(data, session);
}
public static void Encode(ulong value, Data data)
{
data.Type = DataType.String;
data.Value = BitConverter.GetBytes(value);
}
public void DataUpload(Data data)
{
DataUpload(new Data[] { data });
}
/// <summary>
/// Add a new rule to the chain
/// </summary>
/// <param name="rule"></param>
/// <param name="connection"></param>
/// <returns></returns>
public int RuleCreate(Rule rule, Data.Connection connection)
{
if (rule == null) return 0;
rules_mutex.WaitOne();
rule.ID = Data.StoredProcedure.RuleCreate(rule.Name, rule.Description, rule.Configuration, rule.Precedence, rule.IsEnabled, connection);
if (rule.ID > 0)
{
rule.Status = RuleStatus.Unknown;
rules.Add(rule);
rules.Sort();
}
rules_mutex.ReleaseMutex();
if (rule.ID > 0)
{
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.RuleCreation, Rule = rule, Timestamp = DateTime.Now });
Reload();
}
return rule.ID;
}
/// <summary>
/// Remove a rule
/// </summary>
/// <param name="id"></param>
/// <param name="connection"></param>
public bool RuleRemove(int id, Data.Connection connection)
{
if (id <= 0) return false;
rules_mutex.WaitOne();
Rule rule = null;
//find it first
for (int i = 0; i < rules.Count; i++)
if (rules[i].ID == id)
{
rule = rules[i];
break;
}
if (rule != null)
{
//remove from buffer and database
if (Data.StoredProcedure.RuleRemoveById(id, connection))
{
rules.Remove(rule);
rules.Sort();
rules_mutex.ReleaseMutex();
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.RuleRemoval, Rule = rule, Timestamp = DateTime.Now });
Reload();
// clear out cache
modules_mutex.WaitOne();
hashes.Remove(rule.ID);
assemblies.Remove(rule.ID);
modules_mutex.ReleaseMutex();
return true;
}
}
rules_mutex.ReleaseMutex();
return false;
}
public static void Encode(double value, Data data)
{
data.Type = DataType.Double;
data.Value = BitConverter.GetBytes(value);
}
/// <summary>
/// Update the rule
/// </summary>
/// <param name="rule"></param>
/// <param name="connection"></param>
/// <returns></returns>
public bool RuleUpdate(Rule rule, Data.Connection connection)
{
if (rule == null || rule.ID <= 0) return false;
rules_mutex.WaitOne();
Rule oldRule = null;
//find it first
for (int i = 0; i < rules.Count; i++)
if (rules[i].ID == rule.ID)
{
oldRule = rules[i];
break;
}
if (oldRule != null)
{
// update rule in database
if (Data.StoredProcedure.RuleUpdateById(rule.ID, rule.Name, rule.Description, rule.Configuration, rule.Precedence, rule.IsEnabled, connection))
{
rules.Remove(oldRule);
rules.Add(rule);
rules.Sort();
rules_mutex.ReleaseMutex();
Clients.ClientSession.Notify(new ClientEvent { Type = ClientEventType.RuleUpdate, Rule = rule, Timestamp = DateTime.Now });
Reload();
return true;
}
}
rules_mutex.ReleaseMutex();
return false;
}
public static void Encode(ushort value, Data data)
{
data.Type = DataType.Short;
data.Value = BitConverter.GetBytes(value);
}
private void DataReceived(Guid device, short service, DataType type, byte[] args)
{
Console.WriteLine("[Receive] Data type = " + type.ToString() + ", service = " + service.ToString());
if (!client.DeviceRegister(device)) return;
Console.WriteLine("[Receive] Device has been registered, go on.");
Data data = new Data { Device = device, Service = service, Type = type, Timestamp = DateTime.Now};
switch(type)
{
case DataType.Short:
Util.DataAdapter.Encode(BitConverter.ToInt16(args, 0), data);
Console.WriteLine("[Receive] Short data: " + BitConverter.ToInt16(args, 0).ToString());
break;
case DataType.Bool:
Util.DataAdapter.Encode(args[0] > 0, data);
Console.WriteLine("[Receive] Boolean data: " + (args[0] > 0).ToString());
break;
case DataType.Bytes:
Util.DataAdapter.Encode(args, data);
break;
default:
data.Value = args;
break;
}
client.DataUpload(data);
}
public static void Encode(byte value, Data data)
{
data.Type = DataType.Byte;
data.Value = new byte[] { value };
}
private void SubscriptionNotifiedHandler(Guid subscription, Data data)
{
if (!UserIsLoggedIn) return;
if (subscriptions.ContainsKey(subscription) && subscriptions_callbacks[subscription] != null)
subscriptions_callbacks[subscription](subscriptions[subscription], data);
}
public static void Encode(string value, Data data)
{
data.Type = DataType.String;
data.Value = System.Text.Encoding.UTF8.GetBytes(value);
}
public void DataSend(Data[] data)
{
SessionCheck();
if (!UserIsLoggedIn || !UserHasPermission(User.PERMISSION_CONTROL)) return;
service.DataSend(data, session);
}
