Can we create windows service app as server with Socket??

i want to convert my winform app to windows service file. Here my app code.

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using static System.Net.Mime.MediaTypeNames;
namespace WorkstationConsoleApp
{
class Program
{
static void Main(string[] args)
{
IPAddress localIPAddress = IPAddress.Parse(GetLocalIPAddress());
IPEndPoint ep = new IPEndPoint(localIPAddress, 1234);
TcpListener listener = new TcpListener(ep);
Console.WriteLine(@"
===================================================
Started listening requests at: {0} : {1}
===================================================",
ep.Address, ep.Port);
StartListening();
TcpClient client;
while (true)
{
try
{
client = listener.AcceptTcpClient();
Console.WriteLine("Connected to client...." + " \n");
}
catch (Exception exc)
{
Console.WriteLine("Failed to connect...." + exc.Message + " \n");
continue;
}
client.ReceiveTimeout = 1000;
const int bytesize = 1024 * 1024;
byte[] buffer = new byte[bytesize];
try
{
string x = client.GetStream().ReadAsync(buffer, 0, bytesize).ToString();
var data = ASCIIEncoding.ASCII.GetString(buffer);
Console.WriteLine(data + " \n");
if (data.ToUpper().Contains("SLP2"))
{
Sleep();
}
else if (data.ToUpper().Contains("SHTD3"))
{
Shutdown();
}
else if (data.ToUpper().Contains("TSC1"))
{
var bitmap = SaveScreenshot();
var stream = new MemoryStream();
bitmap.Save(stream, ImageFormat.Bmp);
sendData(stream.ToArray(), client.GetStream());
}
}
catch (Exception exc)
{
Console.WriteLine("Disconnected: " + exc.Message + " \n");
client.Dispose();
}
void Sleep()
{
Application.SetSuspendState(PowerState.Suspend, true, true);
}
}
void StartListening()
{
IPEndPoint ep = new IPEndPoint(localIPAddress, 1234);
TcpListener listener = new TcpListener(ep);
listener.Start();
}
string GetLocalIPAddress()
{
var host = Dns.GetHostEntry(Dns.GetHostName());
foreach (var ip in host.AddressList)
{
if (ip.AddressFamily == AddressFamily.InterNetwork)
{
return ip.ToString();
}
}
throw new Exception("No network adapters with an IPv4 address in the system!");
}
void Shutdown()
{
System.Diagnostics.Process.Start("Shutdown", "-s -t 10");
}
Bitmap SaveScreenshot()
{
var bmpScreenshot = new Bitmap(Screen.PrimaryScreen.Bounds.Width,
Screen.PrimaryScreen.Bounds.Height,
PixelFormat.Format32bppArgb);
// Create a graphics object from the bitmap.
var gfxScreenshot = Graphics.FromImage(bmpScreenshot);
// Take the screenshot from the upper left corner to the right bottom corner.
gfxScreenshot.CopyFromScreen(Screen.PrimaryScreen.Bounds.X,
Screen.PrimaryScreen.Bounds.Y,
0,
0,
Screen.PrimaryScreen.Bounds.Size,
CopyPixelOperation.SourceCopy);
return bmpScreenshot;
}
void sendData(byte[] data, NetworkStream stream)
{
int bufferSize = 1024;
byte[] dataLength = BitConverter.GetBytes(data.Length);
stream.Write(dataLength, 0, 4);
int bytesSent = 0;
int bytesLeft = data.Length;
while (bytesLeft > 0)
{
int curDataSize = Math.Min(bufferSize, bytesLeft);
stream.Write(data, bytesSent, curDataSize);
bytesSent += curDataSize;
bytesLeft -= curDataSize;
}
}
}
}
}

2 Replies

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Ahsan Siddique8y ago
i want to convert my winform app to windows service file. Here my app code.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using static System.Net.Mime.MediaTypeNames;

namespace WorkstationConsoleApp
{
    class Program
    {

        static void Main(string[] args)
        {
            IPAddress localIPAddress = IPAddress.Parse(GetLocalIPAddress());
            IPEndPoint ep = new IPEndPoint(localIPAddress, 1234);
            TcpListener listener = new TcpListener(ep);
            Console.WriteLine(@"
            ===================================================
                   Started listening requests at: {0} : {1}
            ===================================================",
            ep.Address, ep.Port);

            StartListening();
            TcpClient client;

            while (true)
            {
                try
                {
                    client = listener.AcceptTcpClient();
                    Console.WriteLine("Connected to client...." + " \n");
                }
                catch (Exception exc)
                {
                    Console.WriteLine("Failed to connect...." + exc.Message + " \n");
                    continue;
                }

                client.ReceiveTimeout = 1000;
                const int bytesize = 1024 * 1024;
                byte[] buffer = new byte[bytesize];

                try
                {
                    string x = client.GetStream().ReadAsync(buffer, 0, bytesize).ToString();
                    var data = ASCIIEncoding.ASCII.GetString(buffer);
                    Console.WriteLine(data + " \n");
                    if (data.ToUpper().Contains("SLP2"))
                    {
                        Sleep();
                    }
                    else if (data.ToUpper().Contains("SHTD3"))
                    {
                        Shutdown();
                    }
                    else if (data.ToUpper().Contains("TSC1"))
                    {
                        var bitmap = SaveScreenshot();
                        var stream = new MemoryStream();
                        bitmap.Save(stream, ImageFormat.Bmp);
                        sendData(stream.ToArray(), client.GetStream());

                    }
                }
                catch (Exception exc)
                {
                    Console.WriteLine("Disconnected: " + exc.Message + " \n");
                    client.Dispose();

                }
                void Sleep()
                {
                    Application.SetSuspendState(PowerState.Suspend, true, true);

                }
            }

            void StartListening()
            {

                IPEndPoint ep = new IPEndPoint(localIPAddress, 1234);
                TcpListener listener = new TcpListener(ep);
                listener.Start();
            }
            string GetLocalIPAddress()
            {
                var host = Dns.GetHostEntry(Dns.GetHostName());
                foreach (var ip in host.AddressList)
                {
                    if (ip.AddressFamily == AddressFamily.InterNetwork)
                    {
                        return ip.ToString();
                    }
                }
                throw new Exception("No network adapters with an IPv4 address in the system!");
            }
            void Shutdown()
            {
                System.Diagnostics.Process.Start("Shutdown", "-s -t 10");
            }



            Bitmap SaveScreenshot()
            {
                var bmpScreenshot = new Bitmap(Screen.PrimaryScreen.Bounds.Width,
                                               Screen.PrimaryScreen.Bounds.Height,
                                               PixelFormat.Format32bppArgb);

                // Create a graphics object from the bitmap.
                var gfxScreenshot = Graphics.FromImage(bmpScreenshot);

                // Take the screenshot from the upper left corner to the right bottom corner.
                gfxScreenshot.CopyFromScreen(Screen.PrimaryScreen.Bounds.X,
                                            Screen.PrimaryScreen.Bounds.Y,
                                            0,
                                            0,
                                            Screen.PrimaryScreen.Bounds.Size,
                                            CopyPixelOperation.SourceCopy);
                return bmpScreenshot;
            }


            void sendData(byte[] data, NetworkStream stream)
            {
                int bufferSize = 1024;

                byte[] dataLength = BitConverter.GetBytes(data.Length);

                stream.Write(dataLength, 0, 4);

                int bytesSent = 0;
                int bytesLeft = data.Length;

                while (bytesLeft > 0)
                {
                    int curDataSize = Math.Min(bufferSize, bytesLeft);

                    stream.Write(data, bytesSent, curDataSize);

                    bytesSent += curDataSize;
                    bytesLeft -= curDataSize;
                }
            }
        }

    }
}
+1
Rajkiran Swain8y ago
https://social.msdn.microsoft.com/Forums/en-US/bcf9fd17-443d-486d-b5a7-48f53879c342/how-to-create-windows-service-to-host-my-tcpip-socket-based-console-application-?forum=csharplanguage
+1