SafeDispatch/AppServer/RegistrationThread.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net.Sockets;
using System.Threading;
using SafeMobileLib;
using System.Net;
using RegLibDLL;

namespace AppServer
{
    class RegistrationThread
    {
        int port;
        private Socket socket;
        DBregistrationManager regManager;
        RegLib regLib = new RegLib();
        string databaseIP = "127.0.0.1";
        public RegistrationThread(int registrationPort, string p_server, string p_dbname, string p_user, string p_password, string p_port)
        {
            port = registrationPort;
            regManager = new DBregistrationManager(p_server, p_dbname, p_user, p_password, p_port);
            databaseIP = Program.cfg.DB_IP == "127.0.0.1" || Program.cfg.DB_IP == "localhost"  ? UdpMulticast.getPreferedIPAdress().ToString() : Program.cfg.DB_IP;
        }

        public void handleConnection()
        {
            Console.WriteLine("Registration Thread - Initialized on Port " + port);
            TcpListener myListener = new TcpListener(IPAddress.Any, port);
            try
            {
                myListener.Start();
            }
            catch(Exception ex)
            {
                MainForm.isRunning = false;
                Utils.WriteLine("AppServer Registration Thread Exception: " + ex.ToString(), ConsoleColor.Red);
                FeedbackRadMessageBox.ShowError("The Registration Server was unable to be started so the AppServer needs to be restarted! Try berifying that the port " + Program.cfg.regPort  
                    + " is free or try to change it from configuration file. The following exception was caught: " + System.Environment.NewLine +  ex.ToString(), "Unable to Start Registration Server");
            }
            while (!MainForm.error && MainForm.isRunning)
            {
                try
                {
                    socket = myListener.AcceptSocket();
                    String clientIP = ((IPEndPoint)socket.RemoteEndPoint).Address.ToString();
                    Console.WriteLine("IP " + clientIP + " connected");
                    byte[] data = new byte[128];
                    int receive = socket.Receive(data);
                    String stringData = System.Text.Encoding.ASCII.GetString(data, 0, data.Length);
                    String usefulData = stringData.Trim();
                    Console.WriteLine("Data received:" + usefulData);
                    String[] command = usefulData.Split("#".ToCharArray());
                    SDRegistration sdReg = null;
                    String header = "";
                    int digCommand;
                    if (Int32.TryParse(command[0], out digCommand))
                    {
                        String version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version.ToString();
                        String audibleAlerts = regLib.audibleAlertsCount().ToString();

                        String responseString;
                        Byte[] sendBytes;
                        int i;
                        switch (digCommand)
                        {
                            case 100: //SafeDispatch registration request
                                Console.WriteLine("ClinetIP:" + clientIP);
                                sdReg = regManager.getSafeDispatchFeatures(clientIP);
                                if (sdReg.ip.Equals("invalid"))
                                {
                                    header = "invalid";
                                }
                                else
                                {
                                    header = "valid-" + version;
                                }
                                responseString = "101" + ";" + header + ";" + sdReg.gps.ToString() + ";" + sdReg.sms.ToString() + ";"
                                    + sdReg.ticketing.ToString() + ";" + sdReg.reports.ToString() + ";" + sdReg.voice.ToString() + ";"
                                    + sdReg.recordings.ToString() + ";"
                                    + sdReg.zones.ToString() + ";" + sdReg.telemetry.ToString() + ";" + sdReg.map_type.ToString() + ";"
                                    + Program.cfg.msgBusIP.ToString() + ";" + Program.cfg.msgBusPort + ";" + databaseIP + ";"
                                    + Program.cfg.DB_schema + ";" + Program.cfg.DB_user + ";" + Program.cfg.DB_passwd
                                    + ";" + Program.cfg.DB_port + ";" + Program.cfg.VoicePort + ";"
                                    + audibleAlerts.ToString() + ";" + MainForm.dbAccess.ToString() + ";";                                
                                sendBytes = Encoding.ASCII.GetBytes(responseString);
                                //byte[] encryptedSendBytes = Encryption.Encrypt(sendBytes);
                                i = socket.Send(sendBytes);
                                Console.WriteLine("Sent registration to SafeDispatch with ip " + clientIP);
                                break;
                            case 1000:
                                Console.WriteLine("Clinet UniqueID:224.0.0." + command[1]);
                                sdReg = regManager.getSafeDispatchFeatures("224.0.0." + command[1].Trim());
                                if (sdReg.ip.Equals("invalid"))
                                {
                                    header = "invalid";
                                }
                                else
                                {
                                    header = "valid-" + version;
                                }
                                responseString = "101" + ";" + header + ";" + sdReg.gps.ToString() + ";" + sdReg.sms.ToString() + ";"
                                    + sdReg.ticketing.ToString() + ";" + sdReg.reports.ToString() + ";" + sdReg.voice.ToString() + ";"
                                    + sdReg.recordings.ToString() + ";"
                                    + sdReg.zones.ToString() + ";" + sdReg.telemetry.ToString() + ";" + sdReg.map_type.ToString() + ";"
                                    + Program.cfg.msgBusIP.ToString() + ";" + Program.cfg.msgBusPort + ";" + databaseIP + ";"
                                    + Program.cfg.DB_schema + ";" + Program.cfg.DB_user + ";" + Program.cfg.DB_passwd
                                    + ";" + Program.cfg.DB_port + ";" + Program.cfg.VoicePort + ";"
                                    + audibleAlerts.ToString() + ";" + MainForm.dbAccess.ToString() + ";";

                                byte[] dataToSend = Utils.Convert_text_For_multicast("#0.0#156#" + command[1].Trim() + "#");
                                MainForm.udp.Send(dataToSend, dataToSend.Length);

                                MainForm.RegistrationAnswer = false;
                                Int32 countWait = 0; //maxim 30 = 3 seconds
                                while ((!MainForm.RegistrationAnswer) && (countWait < 30) && MainForm.isRunning)
                                {
                                    countWait++;
                                    Console.WriteLine("Registration answer:" + MainForm.RegistrationAnswer);
                                    Thread.Sleep(100);
                                }
                                if (MainForm.RegistrationAnswer)
                                    responseString = "101;invalid;FALSE;FALSE;FALSE;FALSE;FALSE;FALSE;FALSE;FALSE;10;";
                                sendBytes = Encoding.ASCII.GetBytes(responseString);
                                i = socket.Send(sendBytes);
                                Console.WriteLine("Sent registration to SafeDispatch with " + "224.0.0." + command[1]);
                                break;
                            case 200: //Gateway registration request
                                if (regManager.getGateway(clientIP))
                                {

                                    responseString = "201;valid-" + version + ";" + Program.cfg.msgBusIP.ToString() + ";" + Program.cfg.msgBusPort + ";" + databaseIP + ";"
                                        + Program.cfg.DB_schema + ";" + Program.cfg.DB_user + ";" + Program.cfg.DB_passwd
                                        + ";" + Program.cfg.DB_port + ";" + Program.cfg.VoicePort + ";";                                    
                                }
                                else
                                {
                                    responseString = "201;invalid";
                                }

                                sendBytes = Encoding.ASCII.GetBytes(responseString);
                                //encryptedSendBytes = Encryption.Encrypt(sendBytes);
                                i = socket.Send(sendBytes);
                                Console.WriteLine("Sent registration to gateway with ip " + clientIP);
                                break;
                            case 300:  //Administrative module request
                                int totalGateways = regLib.gatewayCount();

                                int totalGPS = regLib.gpsCount();
                                int totalSMS = regLib.smsCount();
                                int totalTicketing = regLib.jobTicketingCount();
                                int totalReports = regLib.reportsCount();
                                int totalVoice = regLib.voiceCount();
                                int totalRecordings = regLib.recordingsCount();
                                int totalZones = regLib.zonesCount();
                                int totalTelemetry = regLib.telemetryCount();
                                int mapGoogle = regLib.mapType1Count();
                                int mapUS = regLib.mapType2Count();
                                int mapEUROPE = regLib.mapType3Count();
                                int mapArcgis = regLib.mapType4Count();
                                int totalUnits = regLib.getNumberOfUnits();
                                responseString = "301;" + totalGateways.ToString() + ";" + totalGPS.ToString() + ";"
                                    + totalSMS.ToString() + ";" + totalTicketing.ToString() + ";" + totalReports.ToString() + ";"
                                    + totalVoice.ToString() + ";" + totalRecordings.ToString() + ";" + totalZones.ToString() + ";" + totalTelemetry.ToString() + ";"
                                    + mapGoogle.ToString() + ";" + mapUS.ToString() + ";" + mapEUROPE.ToString() + ";" + mapArcgis.ToString() + ";"
                                    + totalUnits.ToString() + ";" + Program.cfg.msgBusIP.ToString() + ";" + Program.cfg.msgBusPort + ";" + databaseIP + ";"
                                    + Program.cfg.DB_schema + ";" + Program.cfg.DB_user + ";" + Program.cfg.DB_passwd
                                    + ";" + Program.cfg.DB_port + ";"
                                    + version;
                                sendBytes = Encoding.ASCII.GetBytes(responseString);
                                i = socket.Send(sendBytes);
                                Console.WriteLine("Sent registration to SUM ");
                                break;
                            case 400: //Gateway registration request
                                if (regLib.SDMobileCount() > 0)
                                {
                                    responseString = "401;valid";
                                }
                                else
                                {
                                    responseString = "401;invalid";
                                }
                                sendBytes = Encoding.ASCII.GetBytes(responseString);
                                //encryptedSendBytes = Encryption.Encrypt(sendBytes);
                                i = socket.Send(sendBytes);
                                Console.WriteLine("Sent registration to AppServer Mobile");
                                break;
                            default:
                                break;
                        }
                    }
                }
                catch (Exception e)
                {
                    Console.WriteLine("Exception in appserver:Registration thread: " + e.ToString());
                }
                Thread.Sleep(100);
            }

            myListener?.Stop();
        }
        
    }
}