Add an inactivity timer to the gateway.

YSFGateway/Conf.cpp

@@ -1,5 +1,5 @@
 /*
- *   Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
+ *   Copyright (C) 2015,2016,2017 by Jonathan Naylor G4KLX
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -67,6 +67,7 @@ m_networkReloadTime(0U),
 m_networkParrotAddress("127.0.0.1"),
 m_networkParrotPort(0U),
 m_networkStartup(),
+m_networkInactivityTimeout(0U),
 m_networkDebug(false)
 {
 }
@@ -183,6 +184,8 @@ bool CConf::read()
 			m_networkParrotPort = (unsigned int)::atoi(value);
 		else if (::strcmp(key, "Startup") == 0)
 			m_networkStartup = value;
+		else if (::strcmp(key, "InactivityTimeout") == 0)
+			m_networkInactivityTimeout = (unsigned int)::atoi(value);
 		else if (::strcmp(key, "Debug") == 0)
 			m_networkDebug = ::atoi(value) == 1;
 	}
@@ -343,6 +346,11 @@ std::string CConf::getNetworkStartup() const
 	return m_networkStartup;
 }
 
+unsigned int CConf::getNetworkInactivityTimeout() const
+{
+	return m_networkInactivityTimeout;
+}
+
 bool CConf::getNetworkDebug() const
 {
 	return m_networkDebug;

YSFGateway/Conf.h

@@ -1,5 +1,5 @@
 /*
- *   Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
+ *   Copyright (C) 2015,2016,2017 by Jonathan Naylor G4KLX
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -69,6 +69,7 @@ public:
   std::string  getNetworkParrotAddress() const;
   unsigned int getNetworkParrotPort() const;
   std::string  getNetworkStartup() const;
+  unsigned int getNetworkInactivityTimeout() const;
   bool         getNetworkDebug() const;
 
 private:
@@ -107,6 +108,7 @@ private:
   std::string  m_networkParrotAddress;
   unsigned int m_networkParrotPort;
   std::string  m_networkStartup;
+  unsigned int m_networkInactivityTimeout;
   bool         m_networkDebug;
 };
 

YSFGateway/YSFGateway.cpp

@@ -1,5 +1,5 @@
 /*
-*   Copyright (C) 2016 by Jonathan Naylor G4KLX
+*   Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
@@ -192,6 +192,7 @@ int CYSFGateway::run()
 		return 1;
 	}
 
+	CTimer inactivityTimer(1000U, m_conf.getNetworkInactivityTimeout() * 60U);
 	CTimer lostTimer(1000U, 120U);
 	CTimer pollTimer(1000U, 5U);
 
@@ -227,6 +228,7 @@ int CYSFGateway::run()
 				m_netNetwork->writePoll();
 				m_netNetwork->writePoll();
 
+				inactivityTimer.start();
 				lostTimer.start();
 				pollTimer.start();
 
@@ -273,6 +275,7 @@ int CYSFGateway::run()
 							m_netNetwork->writePoll();
 							m_netNetwork->writePoll();
 
+							inactivityTimer.start();
 							lostTimer.start();
 							pollTimer.start();
 
@@ -287,6 +290,7 @@ int CYSFGateway::run()
 						m_netNetwork->writeUnlink();
 						m_netNetwork->setDestination();
 
+						inactivityTimer.stop();
 						lostTimer.stop();
 						pollTimer.stop();
 
@@ -301,8 +305,10 @@ int CYSFGateway::run()
 					m_gps->data(buffer + 14U, buffer + 35U, fi, dt, fn, ft);
 			}
 
-			if (networkEnabled && m_linked && !m_exclude)
+			if (networkEnabled && m_linked && !m_exclude) {
 				m_netNetwork->write(buffer);
+				inactivityTimer.start();
+			}
 
 			if ((buffer[34U] & 0x01U) == 0x01U) {
 				if (m_gps != NULL)
@@ -331,10 +337,30 @@ int CYSFGateway::run()
 		if (m_wiresX != NULL)
 			m_wiresX->clock(ms);
 
+		inactivityTimer.clock(ms);
+		if (inactivityTimer.isRunning() && inactivityTimer.hasExpired()) {
+			if (m_linked) {
+				LogMessage("Disconnecting due to inactivity");
+
+				m_netNetwork->writeUnlink();
+				m_netNetwork->writeUnlink();
+				m_netNetwork->writeUnlink();
+				m_netNetwork->setDestination();
+
+				lostTimer.stop();
+				pollTimer.stop();
+
+				m_linked = false;
+			}
+
+			inactivityTimer.stop();
+		}
+
 		lostTimer.clock(ms);
 		if (lostTimer.isRunning() && lostTimer.hasExpired()) {
 			LogWarning("Link has failed, polls lost");
 			m_netNetwork->setDestination();
+			inactivityTimer.stop();
 			lostTimer.stop();
 			pollTimer.stop();
 			m_linked = false;

YSFGateway/YSFGateway.ini

@@ -40,4 +40,5 @@ ReloadTime=60
 ParrotAddress=127.0.0.1
 ParrotPort=42000
 # Startup=
+InactivityTimeout=10
 Debug=0