(Modbus): работы над ModbusMaster умеющим работать с несколькими

conf/test.xml

@@ -50,6 +50,16 @@
 				<item addr="0x01" invert="0" respondSensor="RespondRTU_S" timeout="5000" modeSensor="MB1_Mode_AS"/>
 			</DeviceList>
 		</MBMaster1>
+		<MBMultiMaster1 levels="info,warn,crit" name="MBMaster1" poll_time="200" reply_timeout="60">
+			<DeviceList>
+				<item addr="0x01" invert="0" respondSensor="RespondRTU_S" timeout="5000" modeSensor="MB1_Mode_AS"/>
+			</DeviceList>
+			<SlaveList>
+				<item ip="127.0.0.1" port="2049" recv_timeout="200"/>
+				<item ip="127.0.0.1" port="2048" recv_timeout="200"/>
+			</SlaveList>
+		</MBMultiMaster1>
+
 		<MBSlave1 addr="0x31" aftersend-pause="0" dev="/dev/ttyS0" levels="info,warn,crit" name="MBSlave1" poll_time="200" reply_timeout="60" speed="9600">
 			<filelist>
 				<!-- Список файлов разрешённых для передачи по modbus
@@ -219,6 +229,7 @@
 			<item id="6007" name="UDPExchange2"/>
 			<item id="6008" name="UNetExchange"/>
 			<item id="6009" name="MBMaster2"/>
+			<item id="6010" name="MBMultiMaster1"/>
 		</objects>
 	</ObjectsMap>
 	<messages idfromfile="1" name="messages">

extensions/ModbusMaster/Makefile.am

@@ -6,7 +6,7 @@ libMBMaster_la_LIBADD	= $(top_builddir)/lib/libUniSet.la \
 libMBMaster_la_CXXFLAGS	= -I$(top_builddir)/extensions/include -I$(top_builddir)/extensions/SharedMemory $(SIGC_CFLAGS)
 libMBMaster_la_SOURCES 	= MBExchange.cc RTUStorage.cc
 
-bin_PROGRAMS 		= @PACKAGE@-mbtcpmaster @PACKAGE@-rtuexchange @PACKAGE@-mtr-conv @PACKAGE@-rtu188-state @PACKAGE@-vtconv @PACKAGE@-mtr-setup @PACKAGE@-mtr-read
+bin_PROGRAMS 		= @PACKAGE@-mbtcpmaster @PACKAGE@-mbtcpmultimaster @PACKAGE@-rtuexchange @PACKAGE@-mtr-conv @PACKAGE@-rtu188-state @PACKAGE@-vtconv @PACKAGE@-mtr-setup @PACKAGE@-mtr-read
 lib_LTLIBRARIES 	= libUniSetMBTCPMaster.la libUniSetRTU.la
 
 # -------------------- Mobus TCP -------------------
@@ -20,7 +20,7 @@ libUniSetMBTCPMaster_la_LIBADD	 = libMBMaster.la $(top_builddir)/lib/libUniSet.l
 								$(top_builddir)/extensions/lib/libUniSetExtensions.la \
 								$(SIGC_LIBS)
 libUniSetMBTCPMaster_la_CXXFLAGS	= -I$(top_builddir)/extensions/include -I$(top_builddir)/extensions/SharedMemory $(SIGC_CFLAGS)
-libUniSetMBTCPMaster_la_SOURCES 	= MBTCPMaster.cc
+libUniSetMBTCPMaster_la_SOURCES 	= MBTCPMaster.cc MBTCPMultiMaster.cc
 
 @PACKAGE@_mbtcpmaster_SOURCES 	= main.cc
 @PACKAGE@_mbtcpmaster_LDADD 	= libUniSetMBTCPMaster.la libMBMaster.la $(top_builddir)/lib/libUniSet.la \
@@ -29,6 +29,13 @@ libUniSetMBTCPMaster_la_SOURCES 	= MBTCPMaster.cc
 									$(SIGC_LIBS)
 @PACKAGE@_mbtcpmaster_CXXFLAGS	= -I$(top_builddir)/extensions/include -I$(top_builddir)/extensions/SharedMemory $(SIGC_CFLAGS)
 
+@PACKAGE@_mbtcpmultimaster_SOURCES 	= multi-main.cc
+@PACKAGE@_mbtcpmultimaster_LDADD 	= libUniSetMBTCPMaster.la libMBMaster.la $(top_builddir)/lib/libUniSet.la \
+									$(top_builddir)/extensions/SharedMemory/libUniSetSharedMemory.la \
+									$(top_builddir)/extensions/lib/libUniSetExtensions.la \
+									$(SIGC_LIBS)
+@PACKAGE@_mbtcpmultimaster_CXXFLAGS	= -I$(top_builddir)/extensions/include -I$(top_builddir)/extensions/SharedMemory $(SIGC_CFLAGS)
+
 # -------------------- Mobus RTU -------------------
 # не забывайте править версию в pc-файле
 URTU_VER=2:1:0

extensions/ModbusMaster/uniset-start.sh

+../../Utilities/scripts/uniset-start.sh
\ No newline at end of file

include/modbus/ModbusTCPMaster.h

@@ -21,6 +21,8 @@ class ModbusTCPMaster:
 		void disconnect();
 		bool isConnection();
 
+		static bool checkConnection( const std::string ip, int port, int timeout_msec=100 );
+
 		inline void setForceDisconnect( bool s )
 		{
 			force_disconnect = s;

src/Communications/Modbus/ModbusTCPMaster.cc

@@ -55,7 +55,7 @@ mbErrCode ModbusTCPMaster::query( ModbusAddr addr, ModbusMessage& msg,
 		if( iaddr.empty() )
 		{
 				dlog[Debug::WARN] << "(query): unknown ip address for server..." << endl;
-				return erHardwareError;
+				return erTimeOut; // erHardwareError
 		}
 
 		if( !isConnection() )
@@ -248,7 +248,7 @@ mbErrCode ModbusTCPMaster::query( ModbusAddr addr, ModbusMessage& msg,
 		dlog[Debug::WARN] << "(query): cath..." << endl;
 	}	
 
-	return erHardwareError;
+	return erTimeOut; // erHardwareError
 }
 // -------------------------------------------------------------------------
 void ModbusTCPMaster::cleanInputStream()
@@ -262,6 +262,28 @@ void ModbusTCPMaster::cleanInputStream()
 	while( ret > 0);
 }
 // -------------------------------------------------------------------------
+bool ModbusTCPMaster::checkConnection( const std::string ip, int port, int timeout_msec )
+{
+	try
+	{
+		ostringstream s;
+		s << ip << ":" << port;
+
+		// Проверяем просто попыткой создать соединение..
+
+//		ost::Thread::setException(ost::Thread::throwException);
+  		// 	TCPStream (const char *name, Family family=IPV4, unsigned mss=536, bool throwflag=false, timeout_t timer=0)
+		ost::TCPStream t(s.str().c_str(),ost::Socket::IPV4,536,true,timeout_msec);
+		t.disconnect();
+		return true;
+	}
+	catch(...)
+	{
+	}
+
+	return false;
+}
+// -------------------------------------------------------------------------
 void ModbusTCPMaster::reconnect()
 {
 	if( dlog.debugging(Debug::INFO) )
@@ -330,16 +352,22 @@ void ModbusTCPMaster::connect( ost::InetAddress addr, int port )
 		}
 		catch( std::exception& e )
 		{
+			if( dlog.debugging(Debug::CRIT) )
+			{
 				ostringstream s;
 				s << "(ModbusTCPMaster): connection " << s.str() << " error: " << e.what();
 				dlog[Debug::CRIT] << s.str() << std::endl;
 			}
+		}
 		catch( ... )
 		{
+			if( dlog.debugging(Debug::CRIT) )
+			{
 				ostringstream s;
 				s << "(ModbusTCPMaster): connection " << s.str() << " error: catch ...";
 				dlog[Debug::CRIT] << s.str() << std::endl;
 			}
+		}
 //	}
 }
 // -------------------------------------------------------------------------