public Server_v2(int listeningPort, int sendingPort)
{
isActive = true;
defaultUDPListeningPort = listeningPort;
defaultUDPSendingPort = sendingPort;
//defaultIpAddress = defaultIpAddress.Trim();
IPSendTo = IPAddress.Parse(defaultIpAddress);
ipep = new IPEndPoint(IPAddress.Any, defaultUDPListeningPort);
#if CONSOLE_DEBUG
Console.WriteLine("Phase 1 \n");
FormCustomConsole.AddText("Phase 1" + Environment.NewLine);
#endif
//ipep = new IPEndPoint(IPSendTo, defaultUDPListeningPort);
socket = new UdpClient(ipep);
#if CONSOLE_DEBUG
Console.WriteLine("Phase 2 \n");
FormCustomConsole.AddText("Phase 2" + Environment.NewLine);
#endif
sender = new IPEndPoint(IPSendTo, defaultUDPSendingPort);
#if CONSOLE_DEBUG
Console.WriteLine("Phase 3 \n");
FormCustomConsole.AddText("Phase 3" + Environment.NewLine);
#endif
UDPThread = new Thread(new ThreadStart(StartReceive));
UDPThread.IsBackground = true;
UDPThread.Start();
} // End constructor
private void button2_Click(object sender, EventArgs e) // Start/Stop button
{
button2.Enabled = false;
if (!ValidateInput()) // Port number formatting
{
return;
}
if (Server_v2.isActive) // if server is active, kill it, otherwise start it
{
Server_v2.Kill = true;
Console.WriteLine("Phase Killing server \n");
FormCustomConsole.AddText("Phase Killing server" + Environment.NewLine);
button2.Enabled = true;
button3.Enabled = false; // Disable commands button, UDP server is down
serverIsStoped = true;
return;
}
serverIsStoped = false; // If we get to here, server is manualy resumed;
try
{
startUDPServer2();
}
catch (Exception)
{
SetStatusText("Status: Error");
button3.Enabled = false; // Disable commands button, UDP server is down
}
button2.Enabled = true;
//Save new Port values to settings
Properties.Settings.Default.FormMainListeningPort = textBox2.Text;
Properties.Settings.Default.FormMainSendingPort = textBox3.Text;
Properties.Settings.Default.Save(); // Make them persistant
}
} // End constructor
public void StartReceive()
{
try
{
using (socket)
{
formMain.SetStatusText("Status: Running");
formMain.ChangeButtonState(true);
while (true)
{
byte[] data = new byte[1024];
if (socket.Available > 0)
{
IPEndPoint tempasd = new IPEndPoint(IPAddress.Any, 0);
data = socket.Receive(ref tempasd);
if (data.GetLength(0) == 4) // Is this get status response
{
MessageProcesser.ProcessStatusResponse(data);
}
else // For now it is only received Alarm
{
string xmlData = System.Text.Encoding.Default.GetString(data);
senderInfo si = new senderInfo();
// Assign default value
si.errorCode = "none";
si = MessageProcesserXML.ProcessAlarmResponseXML(xmlData);
if (si.error)
{
continue; // Something went wrong, abort
}
si.trueIPAddress = HashtableAndDatabaseClass.FetchIPFromMac(si.mac);
if (si.trueIPAddress == null)
{
continue; // Hashtable doesn't countain that MAC, abort everything (writing in log and display too)
}
si.locationID = HashtableAndDatabaseClass.FetchLocationIDFromMac(si.mac);
// we know that we have that key, so dont need to check
if (!formMain.GetDebugStatus())
{ // If debug checkbox is not checked try to write to database
try
{
HashtableAndDatabaseClass.InsertMessageInDatabase(si, Storage.ReadConnectionString());
formMain.SetDBStatusText("DB Status: OK");
}
catch (Exception)
{
//WriteOnDisplayAndStorage(si);
WriteOnDisplayAndStorageDBDown(si);
formMain.SetDBStatusText("DB Status: DB is down"); // Database is down, update status
continue;
}
}
// Write log and to display
WriteOnDisplayAndStorage(si); // Will use information stored on si structure
// Form responce
byte[] finalMessage = Encoding.ASCII.GetBytes("ACK " + si.seq);
si.trueIPAddress = si.trueIPAddress.Trim(); // Some people use whitespaces infront of IP :(
try
{
sender = new IPEndPoint(IPAddress.Parse(si.trueIPAddress), defaultUDPSendingPort);
socket.Send(finalMessage, finalMessage.Length, sender);
}
catch
{
Console.WriteLine("IP from database is corrupted \n");
FormCustomConsole.AddText("IP from database is corrupted" + Environment.NewLine);
}
} // End else from get data length
} // End if (socket.Available > 0)
if (Kill == true)
{
if (socket.Available > 0)
{
Console.WriteLine("More data needs to be read first \n");
continue;
}
Kill = false;
Console.WriteLine("Phase Exit \n");
FormCustomConsole.AddText("Phase Exit" + Environment.NewLine);
formMain.SetStatusText("Status: Stopped");
isActive = false;
return;
}
Thread.Sleep(10);
} // While
} // End using(socket)
} // End try
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.WriteLine("Something went wrong with server \n");
FormCustomConsole.AddText("Something went wrong with server" + Environment.NewLine);
formMain.SetStatusText("Status: Error");
isActive = false;
}
} // StartReceive