add graceful shutdown in webconsole for windows

add stop graceful shutdown menu item
add reload menu item

Win32/DaemonWin32.cpp

@@ -14,99 +14,99 @@
 
 namespace i2p
 {
-	namespace util
+namespace util
+{
+	bool DaemonWin32::init(int argc, char* argv[])
 	{
-		bool DaemonWin32::init(int argc, char* argv[])
-		{
-			setlocale(LC_CTYPE, "");
-			SetConsoleCP(1251);
-			SetConsoleOutputCP(1251);
-			setlocale(LC_ALL, "Russian");
+		setlocale(LC_CTYPE, "");
+		SetConsoleCP(1251);
+		SetConsoleOutputCP(1251);
+		setlocale(LC_ALL, "Russian");
 
-			if (!Daemon_Singleton::init(argc, argv))
-				return false;
+		if (!Daemon_Singleton::init(argc, argv))
+			return false;
 
-			std::string serviceControl; i2p::config::GetOption("svcctl", serviceControl);
-			if (serviceControl == "install")
-			{
-				LogPrint(eLogInfo, "WinSVC: installing ", SERVICE_NAME, " as service");
-				InstallService(
-					SERVICE_NAME,               // Name of service
-					SERVICE_DISPLAY_NAME,       // Name to display
-					SERVICE_START_TYPE,         // Service start type
-					SERVICE_DEPENDENCIES,       // Dependencies
-					SERVICE_ACCOUNT,            // Service running account
-					SERVICE_PASSWORD            // Password of the account
-					);
-				return false;
-			}
-			else if (serviceControl == "remove")
-			{
-				LogPrint(eLogInfo, "WinSVC: uninstalling ", SERVICE_NAME, " service");
-				UninstallService(SERVICE_NAME);
-				return false;
-			}
+		std::string serviceControl; i2p::config::GetOption("svcctl", serviceControl);
+		if (serviceControl == "install")
+		{
+			LogPrint(eLogInfo, "WinSVC: installing ", SERVICE_NAME, " as service");
+			InstallService(
+				SERVICE_NAME,               // Name of service
+				SERVICE_DISPLAY_NAME,       // Name to display
+				SERVICE_START_TYPE,         // Service start type
+				SERVICE_DEPENDENCIES,       // Dependencies
+				SERVICE_ACCOUNT,            // Service running account
+				SERVICE_PASSWORD            // Password of the account
+				);
+			return false;
+		}
+		else if (serviceControl == "remove")
+		{
+			LogPrint(eLogInfo, "WinSVC: uninstalling ", SERVICE_NAME, " service");
+			UninstallService(SERVICE_NAME);
+			return false;
+		}
 
-			if (isDaemon)
+		if (isDaemon)
+		{
+			LogPrint(eLogDebug, "Daemon: running as service");
+			I2PService service(SERVICE_NAME);
+			if (!I2PService::Run(service))
 			{
-				LogPrint(eLogDebug, "Daemon: running as service");
-				I2PService service(SERVICE_NAME);
-				if (!I2PService::Run(service))
-				{
-					LogPrint(eLogError, "Daemon: Service failed to run w/err 0x%08lx\n", GetLastError());
-					return false;
-				}
+				LogPrint(eLogError, "Daemon: Service failed to run w/err 0x%08lx\n", GetLastError());
 				return false;
 			}
-			else
-				LogPrint(eLogDebug, "Daemon: running as user");
-			return true;
+			return false;
 		}
+		else
+			LogPrint(eLogDebug, "Daemon: running as user");
+		return true;
+	}
 
-		bool DaemonWin32::start()
-		{
-			setlocale(LC_CTYPE, "");
-			SetConsoleCP(1251);
-			SetConsoleOutputCP(1251);
-			setlocale(LC_ALL, "Russian");
+	bool DaemonWin32::start()
+	{
+		setlocale(LC_CTYPE, "");
+		SetConsoleCP(1251);
+		SetConsoleOutputCP(1251);
+		setlocale(LC_ALL, "Russian");
 #ifdef WIN32_APP
-			if (!i2p::win32::StartWin32App ()) return false;
+		if (!i2p::win32::StartWin32App ()) return false;
 
-			// override log
-			i2p::config::SetOption("log", std::string ("file"));
+		// override log
+		i2p::config::SetOption("log", std::string ("file"));
 #endif
-			bool ret = Daemon_Singleton::start();
-			if (ret && i2p::log::Logger().GetLogType() == eLogFile)
-			{
-				// TODO: find out where this garbage to console comes from
-				SetStdHandle(STD_OUTPUT_HANDLE, INVALID_HANDLE_VALUE);
-				SetStdHandle(STD_ERROR_HANDLE, INVALID_HANDLE_VALUE);
-			}
-			bool insomnia; i2p::config::GetOption("insomnia", insomnia);
-			if (insomnia)
-				SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED);
-			return ret;
+		bool ret = Daemon_Singleton::start();
+		if (ret && i2p::log::Logger().GetLogType() == eLogFile)
+		{
+			// TODO: find out where this garbage to console comes from
+			SetStdHandle(STD_OUTPUT_HANDLE, INVALID_HANDLE_VALUE);
+			SetStdHandle(STD_ERROR_HANDLE, INVALID_HANDLE_VALUE);
 		}
+		bool insomnia; i2p::config::GetOption("insomnia", insomnia);
+		if (insomnia)
+			SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED);
+		return ret;
+	}
 
-		bool DaemonWin32::stop()
-		{
+	bool DaemonWin32::stop()
+	{
 #ifdef WIN32_APP
-			i2p::win32::StopWin32App ();
+		i2p::win32::StopWin32App ();
 #endif
-			return Daemon_Singleton::stop();
-		}
+		return Daemon_Singleton::stop();
+	}
 
-		void DaemonWin32::run ()
-		{
+	void DaemonWin32::run ()
+	{
 #ifdef WIN32_APP
-			i2p::win32::RunWin32App ();
+		i2p::win32::RunWin32App ();
 #else
-		 while (running)
+		while (running)
 		{
 			std::this_thread::sleep_for (std::chrono::seconds(1));
 		}
 #endif
-		}
 	}
 }
+}
 #endif

Win32/Win32App.cpp

@@ -9,6 +9,7 @@
 #include "Tunnel.h"
 #include "version.h"
 #include "resource.h"
+#include "Daemon.h"
 #include "Win32App.h"
 #include <stdio.h>
 
@@ -21,6 +22,8 @@
 #define ID_CONSOLE 2002
 #define ID_APP 2003
 #define ID_GRACEFUL_SHUTDOWN 2004
+#define ID_STOP_GRACEFUL_SHUTDOWN 2005
+#define ID_RELOAD 2006
 
 #define ID_TRAY_ICON 2050
 #define WM_TRAYICON (WM_USER + 1)
@@ -39,7 +42,11 @@ namespace win32
 		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_APP, "Show app");
 		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_ABOUT, "&About...");
 		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_SEPARATOR, 0, NULL);
-		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_GRACEFUL_SHUTDOWN, "&Graceful shutdown");
+		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_RELOAD, "&Reload configs");
+		if (!i2p::util::DaemonWin32::Instance ().isGraceful)
+			InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_GRACEFUL_SHUTDOWN, "&Graceful shutdown");
+		else
+			InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_STOP_GRACEFUL_SHUTDOWN, "&Stop graceful shutdown");
 		InsertMenu (hPopup, -1, MF_BYPOSITION | MF_STRING, ID_EXIT, "E&xit");
 		SetMenuDefaultItem (hPopup, ID_CONSOLE, FALSE);
 		SendMessage (hWnd, WM_INITMENUPOPUP, (WPARAM)hPopup, 0);
@@ -68,7 +75,7 @@ namespace win32
 		nid.uCallbackMessage = WM_TRAYICON;
 		nid.hIcon = LoadIcon (GetModuleHandle(NULL), MAKEINTRESOURCE (MAINICON));
 		strcpy (nid.szTip, "i2pd");
-		strcpy (nid.szInfo, "i2pd is running");
+		strcpy (nid.szInfo, "i2pd is starting");
 		Shell_NotifyIcon(NIM_ADD, &nid );
 	}
 
@@ -120,6 +127,7 @@ namespace win32
 
 	static void PrintMainWindowText (std::stringstream& s)
 	{
+		s << "\n";
 		s << "Status: ";
 		switch (i2p::context.GetStatus())
 		{
@@ -153,6 +161,7 @@ namespace win32
 		s << "In: " << i2p::tunnel::tunnels.CountInboundTunnels() << "; ";
 		s << "Out: " << i2p::tunnel::tunnels.CountOutboundTunnels() << "; ";
 		s << "Transit: " << i2p::tunnel::tunnels.CountTransitTunnels() << "\n";
+		s << "\n";
 	}
 
 	static LRESULT CALLBACK WndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
@@ -192,6 +201,22 @@ namespace win32
 					{
 						i2p::context.SetAcceptsTunnels (false);
 						SetTimer (hWnd, IDT_GRACEFUL_SHUTDOWN_TIMER, 10*60*1000, nullptr); // 10 minutes
+						i2p::util::DaemonWin32::Instance ().isGraceful = true;
+						return 0;
+					}
+					case ID_STOP_GRACEFUL_SHUTDOWN:
+					{
+						i2p::context.SetAcceptsTunnels (true);
+						KillTimer (hWnd, IDT_GRACEFUL_SHUTDOWN_TIMER);
+						i2p::util::DaemonWin32::Instance ().isGraceful = false;
+						return 0;
+					}
+					case ID_RELOAD:
+					{
+						i2p::client::context.ReloadConfig();
+						std::stringstream text;
+						text << "I2Pd reloading configs...";
+						MessageBox( hWnd, TEXT(text.str ().c_str ()), TEXT("i2pd"), MB_ICONINFORMATION | MB_OK );
 						return 0;
 					}
 					case ID_CONSOLE:
@@ -322,7 +347,7 @@ namespace win32
 		wclx.lpszClassName = I2PD_WIN32_CLASSNAME;
 		RegisterClassEx (&wclx);
 		// create new window
-		if (!CreateWindow(I2PD_WIN32_CLASSNAME, TEXT("i2pd"), WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX, 100, 100, 350, 180, NULL, NULL, hInst, NULL))
+		if (!CreateWindow(I2PD_WIN32_CLASSNAME, TEXT("i2pd"), WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX, 100, 100, 350, 210, NULL, NULL, hInst, NULL))
 		{
 			MessageBox(NULL, "Failed to create main window", TEXT("Warning!"), MB_ICONERROR | MB_OK | MB_TOPMOST);
 			return false;
@@ -353,5 +378,14 @@ namespace win32
 		PostMessage (hWnd, WM_COMMAND, MAKEWPARAM(ID_GRACEFUL_SHUTDOWN, 0), 0);
 		return hWnd;
 	}
+
+	bool StopGracefulShutdown ()
+	{
+		HWND hWnd = FindWindow (I2PD_WIN32_CLASSNAME, TEXT("i2pd"));
+		if (hWnd)
+		PostMessage (hWnd, WM_COMMAND, MAKEWPARAM(ID_STOP_GRACEFUL_SHUTDOWN, 0), 0);
+		return hWnd;
+	}
+
 }
 }

Win32/Win32App.h

@@ -7,10 +7,11 @@ namespace i2p
 {
 namespace win32
 {
-    bool StartWin32App ();
-    void StopWin32App ();
-    int RunWin32App ();
-    bool GracefulShutdown ();
+	bool StartWin32App ();
+	void StopWin32App ();
+	int RunWin32App ();
+	bool GracefulShutdown ();
+	bool StopGracefulShutdown ();
 }
 }
 #endif // WIN32APP_H__

daemon/Daemon.h

@@ -6,11 +6,11 @@
 
 namespace i2p
 {
-	namespace util
+namespace util
+{
+	class Daemon_Singleton_Private;
+	class Daemon_Singleton
 	{
-		class Daemon_Singleton_Private;
-		class Daemon_Singleton
-		{
 		public:
 			virtual bool init(int argc, char* argv[]);
 			virtual bool start();
@@ -29,40 +29,38 @@ namespace i2p
 			// d-pointer for httpServer, httpProxy, etc.
 			class Daemon_Singleton_Private;
 			Daemon_Singleton_Private &d;
-		};
+	};
 
 #if defined(QT_GUI_LIB) // check if QT
 #define Daemon i2p::util::DaemonQT::Instance()
 	// dummy, invoked from RunQT
-    class DaemonQT: public i2p::util::Daemon_Singleton
+	class DaemonQT: public i2p::util::Daemon_Singleton
 	{
 		public:
-
 			static DaemonQT& Instance()
 			{
 				static DaemonQT instance;
 				return instance;
 			}
-    };
+	};
 
 #elif defined(ANDROID)
 #define Daemon i2p::util::DaemonAndroid::Instance()
 	// dummy, invoked from android/jni/DaemonAndroid.*
-    class DaemonAndroid: public i2p::util::Daemon_Singleton
+	class DaemonAndroid: public i2p::util::Daemon_Singleton
 	{
 		public:
-
 			static DaemonAndroid& Instance()
 			{
 				static DaemonAndroid instance;
 				return instance;
 			}
-    };
+	};
 
 #elif defined(_WIN32)
 #define Daemon i2p::util::DaemonWin32::Instance()
-		class DaemonWin32 : public Daemon_Singleton
-		{
+	class DaemonWin32 : public Daemon_Singleton
+	{
 		public:
 			static DaemonWin32& Instance()
 			{
@@ -74,34 +72,36 @@ namespace i2p
 			bool start();
 			bool stop();
 			void run ();
-		};
-#else
-#define Daemon i2p::util::DaemonLinux::Instance()
-        class DaemonLinux : public Daemon_Singleton
-		{
-			public:
-				static DaemonLinux& Instance()
-				{
-					static DaemonLinux instance;
-					return instance;
-				}
 
-				bool start();
-				bool stop();
-				void run ();
+			bool isGraceful;
 
-			private:
+			DaemonWin32 ():isGraceful(false) {}
+	};
 
-				std::string pidfile;
-                int pidFH;
+#else
+#define Daemon i2p::util::DaemonLinux::Instance()
+	class DaemonLinux : public Daemon_Singleton
+	{
+		public:
+			static DaemonLinux& Instance()
+			{
+				static DaemonLinux instance;
+				return instance;
+			}
 
-			public:
+			bool start();
+			bool stop();
+			void run ();
 
-				int gracefulShutdownInterval; // in seconds
+		private:
+			std::string pidfile;
+			int pidFH;
 
-		};
+		public:
+			int gracefulShutdownInterval; // in seconds
+	};
 #endif
-	}
+}
 }
 
 #endif // DAEMON_H__

daemon/HTTPServer.cpp

@@ -58,9 +58,9 @@ namespace http {
 		"  .left  { float: left; position: absolute; }\r\n"
 		"  .right { float: left; font-size: 1em; margin-left: 13em; max-width: 46em; overflow: auto; }\r\n"
 		"  .tunnel.established { color: #56B734; }\r\n"
-		"  .tunnel.expiring    { color: #D3AE3F; }\r\n"
-		"  .tunnel.failed      { color: #D33F3F; }\r\n"
-		"  .tunnel.another     { color: #434343; }\r\n"
+		"  .tunnel.expiring	{ color: #D3AE3F; }\r\n"
+		"  .tunnel.failed	  { color: #D33F3F; }\r\n"
+		"  .tunnel.another	 { color: #434343; }\r\n"
 		"  caption { font-size: 1.5em; text-align: center; color: #894C84; }\r\n"
 		"  table { width: 100%; border-collapse: collapse; text-align: center; }\r\n"
 		"  .private { background: black; color: black; } .private:hover { background: black; color: white } \r\n"
@@ -125,11 +125,11 @@ namespace http {
 		std::string state;
 		switch (eState) {
 			case i2p::tunnel::eTunnelStateBuildReplyReceived :
-			case i2p::tunnel::eTunnelStatePending     : state = "building"; break;
+			case i2p::tunnel::eTunnelStatePending	 : state = "building"; break;
 			case i2p::tunnel::eTunnelStateBuildFailed :
 			case i2p::tunnel::eTunnelStateTestFailed  :
-			case i2p::tunnel::eTunnelStateFailed      : state = "failed";   break;
-			case i2p::tunnel::eTunnelStateExpiring    : state = "expiring"; break;
+			case i2p::tunnel::eTunnelStateFailed	  : state = "failed";   break;
+			case i2p::tunnel::eTunnelStateExpiring	: state = "expiring"; break;
 			case i2p::tunnel::eTunnelStateEstablished : state = "established"; break;
 			default: state = "unknown"; break;
 		}
@@ -185,7 +185,7 @@ namespace http {
 		s << "<b>ERROR:</b>&nbsp;" << string << "<br>\r\n";
 	}
 
-    void ShowStatus (std::stringstream& s, bool includeHiddenContent)
+	void ShowStatus (std::stringstream& s, bool includeHiddenContent)
 	{
 		s << "<b>Uptime:</b> ";
 		ShowUptime(s, i2p::context.GetUptime ());
@@ -233,35 +233,35 @@ namespace http {
 		s << " (" << (double) i2p::transport::transports.GetTransitBandwidth () / 1024 << " KiB/s)<br>\r\n";
 		s << "<b>Data path:</b> " << i2p::fs::GetDataDir() << "<br>\r\n";
 		s << "<div class='slide'\r\n><label for='slide1'>Hidden content. Press on text to see.</label>\r\n<input type='checkbox' id='slide1'/>\r\n<p class='content'>\r\n";
-        if(includeHiddenContent) {
-            s << "<b>Router Ident:</b> " << i2p::context.GetRouterInfo().GetIdentHashBase64() << "<br>\r\n";
-            s << "<b>Router Family:</b> " << i2p::context.GetRouterInfo().GetProperty("family") << "<br>\r\n";
-            s << "<b>Router Caps:</b> " << i2p::context.GetRouterInfo().GetProperty("caps") << "<br>\r\n";
-            s << "<b>Our external address:</b>" << "<br>\r\n" ;
-            for (const auto& address : i2p::context.GetRouterInfo().GetAddresses())
-            {
-                switch (address->transportStyle)
-                {
-                    case i2p::data::RouterInfo::eTransportNTCP:
-                        if (address->host.is_v6 ())
-                            s << "NTCP6&nbsp;&nbsp;";
-                        else
-                            s << "NTCP&nbsp;&nbsp;";
-                    break;
-                    case i2p::data::RouterInfo::eTransportSSU:
-                        if (address->host.is_v6 ())
-                            s << "SSU6&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
-                        else
-                            s << "SSU&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
-                    break;
-                    default:
-                        s << "Unknown&nbsp;&nbsp;";
-                }
-                s << address->host.to_string() << ":" << address->port << "<br>\r\n";
-            }
-        }
-        s << "</p>\r\n</div>\r\n";
-        s << "<b>Routers:</b> " << i2p::data::netdb.GetNumRouters () << " ";
+		if(includeHiddenContent) {
+			s << "<b>Router Ident:</b> " << i2p::context.GetRouterInfo().GetIdentHashBase64() << "<br>\r\n";
+			s << "<b>Router Family:</b> " << i2p::context.GetRouterInfo().GetProperty("family") << "<br>\r\n";
+			s << "<b>Router Caps:</b> " << i2p::context.GetRouterInfo().GetProperty("caps") << "<br>\r\n";
+			s << "<b>Our external address:</b>" << "<br>\r\n" ;
+			for (const auto& address : i2p::context.GetRouterInfo().GetAddresses())
+			{
+				switch (address->transportStyle)
+				{
+					case i2p::data::RouterInfo::eTransportNTCP:
+						if (address->host.is_v6 ())
+							s << "NTCP6&nbsp;&nbsp;";
+						else
+							s << "NTCP&nbsp;&nbsp;";
+					break;
+					case i2p::data::RouterInfo::eTransportSSU:
+						if (address->host.is_v6 ())
+							s << "SSU6&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
+						else
+							s << "SSU&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
+					break;
+					default:
+						s << "Unknown&nbsp;&nbsp;";
+				}
+				s << address->host.to_string() << ":" << address->port << "<br>\r\n";
+			}
+		}
+		s << "</p>\r\n</div>\r\n";
+		s << "<b>Routers:</b> " << i2p::data::netdb.GetNumRouters () << " ";
 		s << "<b>Floodfills:</b> " << i2p::data::netdb.GetNumFloodfills () << " ";
 		s << "<b>LeaseSets:</b> " << i2p::data::netdb.GetNumLeaseSets () << "<br>\r\n";
 
@@ -273,7 +273,7 @@ namespace http {
 		s << "<b>Transit Tunnels:</b> " << std::to_string(transitTunnelCount) << "<br>\r\n";
 	}
 
-    void ShowLocalDestinations (std::stringstream& s)
+	void ShowLocalDestinations (std::stringstream& s)
 	{
 		s << "<b>Local Destinations:</b><br>\r\n<br>\r\n";
 		for (auto& it: i2p::client::context.GetDestinations ())
@@ -341,7 +341,7 @@ namespace http {
 		s << "<br>" << std::endl;
 	}
 
-    void  ShowLocalDestination (std::stringstream& s, const std::string& b32)
+	void ShowLocalDestination (std::stringstream& s, const std::string& b32)
 	{
 		s << "<b>Local Destination:</b><br>\r\n<br>\r\n";
 		i2p::data::IdentHash ident;
@@ -378,12 +378,12 @@ namespace http {
 				s << "<td>" << it->GetWindowSize () << "</td>";
 				s << "<td>" << (int)it->GetStatus () << "</td>";
 				s << "</tr><br>\r\n" << std::endl;
-   		}
+		}
 			s << "</table>";
 		}
 	}
 
-	static void  ShowI2CPLocalDestination (std::stringstream& s, const std::string& id)
+	static void ShowI2CPLocalDestination (std::stringstream& s, const std::string& id)
 	{
 		auto i2cpServer = i2p::client::context.GetI2CPServer ();
 		if (i2cpServer)
@@ -399,7 +399,7 @@ namespace http {
 			ShowError(s, "I2CP is not enabled");
 	}
 
-    void ShowLeasesSets(std::stringstream& s)
+	void ShowLeasesSets(std::stringstream& s)
 	{
 		s << "<div id='leasesets'><b>LeaseSets (click on to show info):</b></div><br>\r\n";
 		int counter = 1;
@@ -432,7 +432,7 @@ namespace http {
 		// end for each lease set
 	}
 
-    void ShowTunnels (std::stringstream& s)
+	void ShowTunnels (std::stringstream& s)
 	{
 		s << "<b>Queue size:</b> " << i2p::tunnel::tunnels.GetQueueSize () << "<br>\r\n";
 
@@ -454,7 +454,7 @@ namespace http {
 		s << "<br>\r\n";
 	}
 
-    static void ShowCommands (std::stringstream& s, uint32_t token)
+	static void ShowCommands (std::stringstream& s, uint32_t token)
 	{
 		/* commands */
 		s << "<b>Router Commands</b><br>\r\n";
@@ -469,14 +469,16 @@ namespace http {
 			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_CANCEL << "&token=" << token << "\">Cancel graceful shutdown</a><br>";
 		else
 			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Start graceful shutdown</a><br>\r\n";
-#endif
-#ifdef WIN32_APP
-		s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Graceful shutdown</a><br>\r\n";
+#elif defined(WIN32_APP)
+		if (i2p::util::DaemonWin32::Instance().isGraceful)
+			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_CANCEL << "&token=" << token << "\">Cancel graceful shutdown</a><br>";
+		else
+			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Graceful shutdown</a><br>\r\n";
 #endif
 		s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_NOW << "&token=" << token << "\">Force shutdown</a><br>\r\n";
 	}
 
-    void ShowTransitTunnels (std::stringstream& s)
+	void ShowTransitTunnels (std::stringstream& s)
 	{
 		s << "<b>Transit tunnels:</b><br>\r\n<br>\r\n";
 		for (const auto& it: i2p::tunnel::tunnels.GetTransitTunnels ())
@@ -491,7 +493,7 @@ namespace http {
 		}
 	}
 
-    void ShowTransports (std::stringstream& s)
+	void ShowTransports (std::stringstream& s)
 	{
 		s << "<b>Transports:</b><br>\r\n<br>\r\n";
 		auto ntcpServer = i2p::transport::transports.GetNTCPServer ();
@@ -577,7 +579,7 @@ namespace http {
 		}
 	}
 
-    void ShowSAMSessions (std::stringstream& s)
+	void ShowSAMSessions (std::stringstream& s)
 	{
 		auto sam = i2p::client::context.GetSAMBridge ();
 		if (!sam) {
@@ -624,7 +626,7 @@ namespace http {
 		}
 	}
 
-    void ShowI2PTunnels (std::stringstream& s)
+	void ShowI2PTunnels (std::stringstream& s)
 	{
 		s << "<b>Client Tunnels:</b><br>\r\n<br>\r\n";
 		for (auto& it: i2p::client::context.GetClientTunnels ())
@@ -756,8 +758,8 @@ namespace http {
 		}
 		/* method #2: 'Authorization' header sent */
 		auto provided = req.GetHeader ("Authorization");
-		 if (provided.length () > 0) 
-		 {
+		if (provided.length () > 0)
+		{
 			bool result = false;
 
 			std::string expected = user + ":" + pass;
@@ -802,7 +804,7 @@ namespace http {
 		} else if (req.uri.find("cmd=") != std::string::npos) {
 			HandleCommand (req, res, s);
 		} else {
-            ShowStatus (s, true);
+			ShowStatus (s, true);
 			res.add_header("Refresh", "10");
 		}
 		ShowPageTail (s);
@@ -814,7 +816,7 @@ namespace http {
 
 	std::map<uint32_t, uint32_t> HTTPConnection::m_Tokens;
 	void HTTPConnection::HandlePage (const HTTPReq& req, HTTPRes& res, std::stringstream& s)
-  {
+	{
 		std::map<std::string, std::string> params;
 		std::string page("");
 		URL url;
@@ -864,7 +866,7 @@ namespace http {
 			ShowError(s, "Unknown page: " + page);
 			return;
 		}
-  }
+	}
 
 	void HTTPConnection::HandleCommand (const HTTPReq& req, HTTPRes& res, std::stringstream& s)
 	{
@@ -894,14 +896,15 @@ namespace http {
 			i2p::context.SetAcceptsTunnels (false);
 #if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
 			Daemon.gracefulShutdownInterval = 10*60;
-#endif
-#ifdef WIN32_APP
+#elif defined(WIN32_APP)
 			i2p::win32::GracefulShutdown ();
 #endif
 		} else if (cmd == HTTP_COMMAND_SHUTDOWN_CANCEL) {
 			i2p::context.SetAcceptsTunnels (true);
 #if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
 			Daemon.gracefulShutdownInterval = 0;
+#elif defined(WIN32_APP)
+			i2p::win32::StopGracefulShutdown ();
 #endif
 		} else if (cmd == HTTP_COMMAND_SHUTDOWN_NOW) {
 			Daemon.running = false;
@@ -940,7 +943,7 @@ namespace http {
 
 	void HTTPServer::Start ()
 	{
-		bool needAuth;    i2p::config::GetOption("http.auth", needAuth);
+		bool needAuth;	i2p::config::GetOption("http.auth", needAuth);
 		std::string user; i2p::config::GetOption("http.user", user);
 		std::string pass; i2p::config::GetOption("http.pass", pass);
 		/* generate pass if needed */