/// <summary> /// Start kmod and connect to it. /// </summary> private void StartKmod() { FileStream file = null; Socket listenSock = null; RegistryKey kwmRegKey = null; try { // Get the path to the kmod executable in the registry. kwmRegKey = Base.GetKwmLMRegKey(); String Kmod = "\"" + (String)kwmRegKey.GetValue("InstallDir", @"C:\Program Files\Teambox\Teambox Manager") + "\\kmod\\kmod.exe\""; // The directory where KMOD will save logs and its database for use with the kwm. String KmodDir = Misc.GetKmodDirPath(); Directory.CreateDirectory(KmodDir); // Start listening for kmod to connect when it'll be started. IPEndPoint endPoint = new IPEndPoint(IPAddress.Loopback, 0); listenSock = new Socket(endPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp); listenSock.Bind(endPoint); listenSock.Listen(1); int port = ((IPEndPoint)listenSock.LocalEndPoint).Port; // Start KMOD in debugging mode if our settings say so. String debug = Misc.ApplicationSettings.ktlstunnelLoggingLevel > 0 ? " -l 3" : ""; String args = " -C kmod_connect -p " + port + debug + " -m 20000 -k \"" + KmodDir + "\""; String cmdLine = Kmod + args; Logging.Log("About to start kmod.exe: " + cmdLine); m_kmodProc = new RawProcess(cmdLine); m_kmodProc.InheritHandles = false; m_kmodProc.CreationFlags = (uint)Syscalls.CREATION_FLAGS.CREATE_NO_WINDOW; m_kmodProc.Start(); // Wait for KMOD to connect for about 10 seconds. DateTime startTime = DateTime.Now; while (true) { SelectSockets select = new SelectSockets(); select.AddRead(listenSock); SetSelectTimeout(startTime, 10000, select, "no KMOD connection received"); Block(select); if (select.InRead(listenSock)) { m_kmodSock = listenSock.Accept(); m_kmodSock.Blocking = false; break; } } // Read the authentication data. byte[] authSockData = new byte[32]; byte[] authFileData = new byte[32]; startTime = DateTime.Now; int nbRead = 0; while (nbRead != 32) { SelectSockets select = new SelectSockets(); select.AddRead(m_kmodSock); SetSelectTimeout(startTime, 2000, select, "no authentication data received"); Block(select); int r = Base.SockRead(m_kmodSock, authSockData, nbRead, 32 - nbRead); if (r > 0) nbRead += r; } file = File.Open(KmodDir + "\\connect_secret", FileMode.Open); file.Read(authFileData, 0, 32); if (!Base.ByteArrayEqual(authFileData, authSockData)) throw new Exception("invalid authentication data received"); // Set the transport. m_transport = new K3pTransport(m_kmodSock); } finally { if (file != null) file.Close(); if (listenSock != null) listenSock.Close(); if (kwmRegKey != null) kwmRegKey.Close(); } }
/// <summary> /// Start kmod and connect to it. /// </summary> private void StartKmod() { FileStream file = null; Socket listenSock = null; RegistryKey kwmRegKey = null; try { // Get the path to the kmod executable in the registry. kwmRegKey = KwmReg.GetKwmLMRegKey(); String Kmod = "\"" + (String)kwmRegKey.GetValue("InstallDir", @"C:\Program Files\Teambox\Teambox Manager") + "\\kmod\\kmod.exe\""; // The directory where KMOD will save logs and its database for use with the kwm. String KmodDir = KwmPath.GetKmodDirPath(); Directory.CreateDirectory(KmodDir); // Start listening for kmod to connect when it'll be started. IPEndPoint endPoint = new IPEndPoint(IPAddress.Loopback, 0); listenSock = new Socket(endPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp); listenSock.Bind(endPoint); listenSock.Listen(1); int port = ((IPEndPoint)listenSock.LocalEndPoint).Port; // Start KMOD in debugging mode if our settings say so. String debug = KwmCfg.Cur.KtlstunnelLoggingLevel > 0 ? " -l 3" : ""; String args = " -C kmod_connect -p " + port + debug + " -m 20000 -k \"" + KmodDir + "\""; String cmdLine = Kmod + args; KLogging.Log("About to start kmod.exe: " + cmdLine); m_kmodProc = new KProcess(cmdLine); m_kmodProc.InheritHandles = false; m_kmodProc.CreationFlags = (uint)KSyscalls.CREATION_FLAGS.CREATE_NO_WINDOW; m_kmodProc.Start(); // Wait for KMOD to connect for about 10 seconds. DateTime startTime = DateTime.Now; while (true) { SelectSockets select = new SelectSockets(); select.AddRead(listenSock); SetSelectTimeout(startTime, 10000, select, "no KMOD connection received"); Block(select); if (select.InRead(listenSock)) { m_kmodSock = listenSock.Accept(); m_kmodSock.Blocking = false; break; } } // Read the authentication data. byte[] authSockData = new byte[32]; byte[] authFileData = new byte[32]; startTime = DateTime.Now; int nbRead = 0; while (nbRead != 32) { SelectSockets select = new SelectSockets(); select.AddRead(m_kmodSock); SetSelectTimeout(startTime, 2000, select, "no authentication data received"); Block(select); int r = KSocket.SockRead(m_kmodSock, authSockData, nbRead, 32 - nbRead); if (r > 0) { nbRead += r; } } file = File.Open(KmodDir + "\\connect_secret", FileMode.Open); file.Read(authFileData, 0, 32); if (!KUtil.ByteArrayEqual(authFileData, authSockData)) { throw new Exception("invalid authentication data received"); } // Set the transport. m_transport = new K3pTransport(m_kmodSock); } finally { if (file != null) { file.Close(); } if (listenSock != null) { listenSock.Close(); } if (kwmRegKey != null) { kwmRegKey.Close(); } } }