Refactor DDS example and tools to be able to run with/without DDS

fairmq/CMakeLists.txt

@@ -12,10 +12,6 @@ configure_file(${CMAKE_SOURCE_DIR}/fairmq/run/benchmark.json ${CMAKE_BINARY_DIR}
 add_subdirectory(logger)
 add_subdirectory(test)
 
-If(DDS_FOUND)
-  add_subdirectory(deployment)
-EndIf(DDS_FOUND)
-
 Set(INCLUDE_DIRECTORIES
   ${CMAKE_SOURCE_DIR}/fairmq
   ${CMAKE_SOURCE_DIR}/fairmq/devices
@@ -31,6 +27,14 @@ Set(SYSTEM_INCLUDE_DIRECTORIES
   ${ZMQ_INCLUDE_DIR}
 )
 
+If(DDS_FOUND)
+  add_definitions(-DDDS_FOUND)
+  Set(SYSTEM_INCLUDE_DIRECTORIES
+    ${SYSTEM_INCLUDE_DIRECTORIES}
+    ${DDS_INCLUDE_DIR}
+    )
+EndIf(DDS_FOUND)
+
 If(NANOMSG_FOUND)
   add_definitions(-DNANOMSG_FOUND)
   Set(INCLUDE_DIRECTORIES
@@ -57,6 +61,13 @@ Set(LINK_DIRECTORIES
   ${Boost_LIBRARY_DIRS}
 )
 
+If(DDS_FOUND)
+  Set(LINK_DIRECTORIES
+    ${LINK_DIRECTORIES}
+    DDS_LIBRARY_DIR
+    )
+EndIf(DDS_FOUND)
+
 Link_Directories(${LINK_DIRECTORIES})
 
 Set(SRCS
@@ -113,6 +124,7 @@ Set(FAIRMQHEADERS
   devices/BaseSourcePolicy.h
   options/FairProgOptionsHelper.h
   tools/FairMQTools.h
+  tools/FairMQDDSTools.h
   tools/runSimpleMQStateMachine.h
 )
 Install(FILES ${FAIRMQHEADERS} DESTINATION include)
@@ -139,6 +151,15 @@ If(NANOMSG_FOUND)
   )
 EndIf(NANOMSG_FOUND)
 
+If(DDS_FOUND)
+  Set(DEPENDENCIES
+    ${DEPENDENCIES}
+    ${DDS_INTERCOM_LIBRARY_SHARED}
+    ${DDS_PROTOCOL_LIBRARY_SHARED} # also link the two DDS dependency libraries to avoid linking issues on some osx systems
+    ${DDS_USER_DEFAULTS_LIBRARY_SHARED}
+    )
+EndIf(DDS_FOUND)
+
 Set(LIBRARY_NAME FairMQ)
 
 GENERATE_LIBRARY()
@@ -151,6 +172,13 @@ Set(Exe_Names
   proxy
 )
 
+If(DDS_FOUND)
+  Set(Exe_Names
+    ${Exe_Names}
+    fairmq-dds-command-ui
+    )
+EndIf(DDS_FOUND)
+
 Set(Exe_Source
   run/runBenchmarkSampler.cxx
   run/runSink.cxx
@@ -159,6 +187,13 @@ Set(Exe_Source
   run/runProxy.cxx
 )
 
+If(DDS_FOUND)
+  Set(Exe_Source
+    ${Exe_Source}
+    run/runDDSCommandUI.cxx
+    )
+EndIf(DDS_FOUND)
+
 list(LENGTH Exe_Names _length)
 math(EXPR _length ${_length}-1)
 

fairmq/deployment/CMakeLists.txt

@@ -1,60 +0,0 @@
- ################################################################################
- #    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
- #                                                                              #
- #              This software is distributed under the terms of the             #
- #         GNU Lesser General Public Licence version 3 (LGPL) version 3,        #
- #                  copied verbatim in the file "LICENSE"                       #
- ################################################################################
-
-Set(INCLUDE_DIRECTORIES
-  ${CMAKE_SOURCE_DIR}/fairmq
-  ${CMAKE_SOURCE_DIR}/fairmq/zeromq
-  ${CMAKE_SOURCE_DIR}/fairmq/nanomsg
-  ${CMAKE_SOURCE_DIR}/fairmq/devices
-  ${CMAKE_SOURCE_DIR}/fairmq/tools
-  ${CMAKE_SOURCE_DIR}/fairmq/options
-  ${CMAKE_SOURCE_DIR}/fairmq/deployment
-  ${CMAKE_CURRENT_BINARY_DIR}
-)
-
-Set(SYSTEM_INCLUDE_DIRECTORIES
-  ${SYSTEM_INCLUDE_DIRECTORIES}
-  ${Boost_INCLUDE_DIR}
-  ${DDS_INCLUDE_DIR}
-  ${ZMQ_INCLUDE_DIR}
-)
-
-Include_Directories(${INCLUDE_DIRECTORIES})
-Include_Directories(SYSTEM ${SYSTEM_INCLUDE_DIRECTORIES})
-
-Set(LINK_DIRECTORIES
-  ${LINK_DIRECTORIES}
-  ${Boost_LIBRARY_DIRS}
-  ${DDS_LIBRARY_DIR}
-)
-
-Link_Directories(${LINK_DIRECTORIES})
-
-Install(FILES FairMQDDSTools.h DESTINATION include)
-
-Set(Exe_Names
-  ${Exe_Names}
-  fairmq-dds-command-ui
-)
-
-Set(Exe_Source
-  ${Exe_Source}
-  runDDSCommandUI.cxx
-)
-
-list(LENGTH Exe_Names _length)
-math(EXPR _length ${_length}-1)
-
-ForEach(_file RANGE 0 ${_length})
-  list(GET Exe_Names ${_file} _name)
-  list(GET Exe_Source ${_file} _src)
-  set(EXE_NAME ${_name})
-  set(SRCS ${_src})
-  set(DEPENDENCIES FairMQ dds_intercom_lib)
-  GENERATE_EXECUTABLE()
-EndForEach(_file RANGE 0 ${_length})

fairmq/tools/runSimpleMQStateMachine.h

@@ -8,28 +8,34 @@
 #ifndef RUNSIMPLEMQSTATEMACHINE_H
 #define RUNSIMPLEMQSTATEMACHINE_H
 
-/// std
 #include <iostream>
-#include <type_traits>
 #include <string>
 
-/// boost
+#ifdef DDS_FOUND
-#include "boost/program_options.hpp"
+#include "FairMQDDSTools.h"
+#endif /*DDS_FOUND*/
 
-/// FairRoot - FairMQ
 #include "FairMQLogger.h"
 #include "FairMQParser.h"
 #include "FairMQProgOptions.h"
 
 // template function that takes any device
-// and runs a simple MQ state machine configured from a JSON file
+// and runs a simple MQ state machine configured from a JSON file and/or (optionally) DDS.
 template<typename TMQDevice>
 inline int runStateMachine(TMQDevice& device, FairMQProgOptions& config)
 {
     device.CatchSignals();
 
     device.SetConfig(config);
+    std::string control = config.GetValue<std::string>("control");
+
     device.ChangeState(TMQDevice::INIT_DEVICE);
+#ifdef DDS_FOUND
+    if (control == "dds")
+    {
+        HandleConfigViaDDS(device);
+    }
+#endif /*DDS_FOUND*/
     device.WaitForEndOfState(TMQDevice::INIT_DEVICE);
 
     device.ChangeState(TMQDevice::INIT_TASK);
@@ -37,9 +43,6 @@ inline int runStateMachine(TMQDevice& device, FairMQProgOptions& config)
 
     device.ChangeState(TMQDevice::RUN);
 
-    std::string control = config.GetValue<std::string>("control");
-
-    // TODO: Extend this with DDS (requires optional dependency?)?
     if (control == "interactive")
     {
         device.InteractiveStateLoop();
@@ -59,12 +62,21 @@ inline int runStateMachine(TMQDevice& device, FairMQProgOptions& config)
             device.ChangeState(TMQDevice::END);
         }
     }
+#ifdef DDS_FOUND
+    else if (control == "dds")
+    {
+        runDDSStateHandler(device);
+    }
+#endif /*DDS_FOUND*/
     else
     {
         LOG(ERROR) << "Requested control mechanism '" << control << "' is not available.";
         LOG(ERROR) << "Currently available are:"
                    << " 'interactive'"
                    << ", 'static'"
+#ifdef DDS_FOUND
+                   << ", 'dds'"
+#endif /*DDS_FOUND*/
                    << ". Exiting.";
         exit(EXIT_FAILURE);
     }