void run()
{
while (receiving_thread != null)
{
TcpMessage m = receive_message();
Log.Main.Inform("Tcp message received: " + m.Name + "\r\n" + m.BodyAsText);
UiApi.Message(MessageType.INFORM, "Tcp message received: " + m.Name + "\r\n" + m.BodyAsText);
string reply = TcpMessage.Success;
try
{
switch (m.Name)
{
case TcpMessage.FfmpegStart:
MpegStream.Start(Service.UserSessionId, m.BodyAsText);
break;
case TcpMessage.FfmpegStop:
MpegStream.Stop();
break;
case TcpMessage.SslStart:
if (stream is SslStream)
{
throw new Exception("SSL is already started.");
}
break;
case TcpMessage.Poll:
lock (errors)
{
if (errors.Count > 0)
{
reply = string.Join("\r\n", errors);
errors.Clear();
}
}
break;
default:
throw new Exception("Unknown message: " + m.Name);
}
}
catch (Exception e)
{
reply = e.Message;
Log.Main.Error("Tcp message processing: ", e);
}
Log.Main.Inform("Tcp message sending: " + m.Name + "\r\n" + reply);
TcpMessage m2 = new TcpMessage(m.Name, reply);
send_message(m2);
if (m.Name == TcpMessage.SslStart && reply == TcpMessage.Success)
{
startSsl();
}
}
}
static void Main()
{
try
{
Log.Main.Inform("Version: " + AssemblyRoutines.GetAppVersion());
string user = ProcessRoutines.GetProcessUserName();
string m = "User: "******" (as administrator)";
}
Log.Main.Inform(m);
#if !test
ServiceBase.Run(new Service());
#else
MpegStream.Start(1, "-f gdigrab -framerate 10 -f rtp_mpegts -srtp_out_suite AES_CM_128_HMAC_SHA1_80 -srtp_out_params aMg7BqN047lFN72szkezmPyN1qSMilYCXbqP/sCt srtp://127.0.0.1:5920");
//Service.sessionChanged(1, true);
//System.Threading.Thread.Sleep(1000000);
//s.Stop
//MpegStream.Start(1, "");
UserSessionApi.OpenApi();
UiApi.OpenApi();
ServiceControllerStatus scs = ServiceControllerStatus.Running;
for (; ;)
{
System.Threading.Thread.Sleep(10000);
UiApi.Message(MessageType.INFORM, "test");
scs = scs == ServiceControllerStatus.Running ? ServiceControllerStatus.Stopped : ServiceControllerStatus.Running;
}
#endif
}
catch (Exception e)
{
Log.Main.Error(e);
}
}
static public void Start(int local_port, IPAddress destination_ip)
{
if (!NetworkRoutines.IsNetworkAvailable())
{
throw new Exception("No network available.");
}
IPAddress ipAddress = NetworkRoutines.GetLocalIpForDestination(destination_ip);
if (local_port == LocalPort && ipAddress.Equals(LocalIp))
{
return;
}
Stop();
Log.Main.Inform("Starting TCP listener on " + local_port + " for " + destination_ip);
//listeningSocket = new Socket(ipAddress.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
//listeningSocket.Bind(localEndPoint);
////listeningSocket.Listen(100);
server = new TcpListener(ipAddress, local_port);
server.Start();
thread = ThreadRoutines.StartTry(run, (Exception e) =>
{
if (e is SocketException)
{
Log.Main.Warning(e);
}
else
{
Log.Main.Error(e);
UiApi.Message(MessageType.ERROR, Log.GetExceptionMessage(e));
}
Stop();
});
}
internal static void sessionChanged(uint sessionId, bool active)
{
try
{
if (sessionId == 0 || !active)
{
Log.Main.Inform("User logged off: " + currentUserName);
stopServingUser();
currentUserSessionId = 0;
currentUserName = null;
return;
}
string userName = WindowsUserRoutines.GetUserNameBySessionId(sessionId);
if (userName == currentUserName)
{
return;
}
Log.Main.Inform("User logged in: " + userName);
stopServingUser();
currentUserSessionId = sessionId;
currentUserName = userName;
if (string.IsNullOrWhiteSpace(currentUserName))
{
Log.Main.Error("Session's user name is empty.");
return;
}
onNewUser_t = ThreadRoutines.StartTry(
() =>
{
string service = Settings.General.GetServiceName();
IReadOnlyList <IZeroconfHost> zhs = ZeroconfResolver.ResolveAsync(service, TimeSpan.FromSeconds(3), 1, 10).Result;
if (zhs.Count < 1)
{
currentServerIp = Settings.General.TcpClientDefaultIp;
string m = "Service '" + service + "' could not be resolved.\r\nUsing default ip: " + currentServerIp;
Log.Main.Warning(m);
UiApi.Message(MessageType.WARNING, m);
}
else if (zhs.Where(x => x.IPAddress != null).FirstOrDefault() == null)
{
currentServerIp = Settings.General.TcpClientDefaultIp;
string m = "Resolution of service '" + service + "' has no IP defined.\r\nUsing default ip: " + currentServerIp;
Log.Main.Error(m);
UiApi.Message(MessageType.ERROR, m);
}
else
{
currentServerIp = zhs.Where(x => x.IPAddress != null).FirstOrDefault().IPAddress;
Log.Main.Inform("Service: " + service + " has been resolved to: " + currentServerIp);
}
IPAddress ip;
if (!IPAddress.TryParse(currentServerIp, out ip))
{
throw new Exception("Server IP is not valid: " + currentServerIp);
}
TcpServer.Start(Settings.General.TcpServerPort, ip);
string url = "http://" + currentServerIp + "/screenCapture/register?username="******"&ipaddress=" + TcpServer.LocalIp + "&port=" + TcpServer.LocalPort;
Log.Main.Inform("GETting: " + url);
HttpClient hc = new HttpClient();
HttpResponseMessage rm = hc.GetAsync(url).Result;
if (!rm.IsSuccessStatusCode)
{
throw new Exception(rm.ReasonPhrase);
}
if (rm.Content == null)
{
throw new Exception("Response is empty");
}
string responseContent = rm.Content.ReadAsStringAsync().Result;
if (responseContent.Trim().ToUpper() != "OK")
{
throw new Exception("Response body: " + responseContent);
}
Log.Main.Inform("Response body: " + responseContent);
},
(Exception e) =>
{
Log.Main.Error(e);
TcpServer.Stop();
UiApi.Message(MessageType.ERROR, Log.GetExceptionMessage(e));
},
() =>
{
onNewUser_t = null;
}
);
}
catch (Exception e)
{
Log.Main.Error(e);
}
}
