shmmonitor: non-interactive mode checks and quits

Debian's libpmix-dev package installs everything below
/usr/lib/ARCH-TRIPLET/pmix2.
For some reasoning behind this,
see: https://bugs.debian.org/882033

CMake does not search there by default, so help it.

Also add myself to CONTRIBUTORS.

CMakeLists.txt

@@ -18,11 +18,7 @@ get_git_version()
 project(FairMQ VERSION ${PROJECT_VERSION} LANGUAGES CXX)
 message(STATUS "${BWhite}${PROJECT_NAME}${CR} ${PROJECT_GIT_VERSION} from ${PROJECT_DATE}")
 
-if(BUILD_OFI_TRANSPORT OR BUILD_SDK OR BUILD_PMIX_PLUGIN)
-  set(PROJECT_MIN_CXX_STANDARD 14)
-else()
-  set(PROJECT_MIN_CXX_STANDARD 11)
-endif()
+set(PROJECT_MIN_CXX_STANDARD 17)
 
 set_fairmq_defaults()
 
@@ -31,28 +27,30 @@ include(CTest)
 
 
 # Build options ################################################################
-fairmq_build_option(BUILD_FAIRMQ            "Build FairMQ library and devices."
-                                             DEFAULT ON)
-fairmq_build_option(BUILD_TESTING           "Build tests."
-                                             DEFAULT OFF REQUIRES "BUILD_FAIRMQ")
-fairmq_build_option(BUILD_OFI_TRANSPORT     "Build experimental OFI transport."
-                                             DEFAULT OFF REQUIRES "BUILD_FAIRMQ")
-fairmq_build_option(BUILD_SDK_COMMANDS      "Build the FairMQ SDK commands."
-                                             DEFAULT OFF)
-fairmq_build_option(BUILD_DDS_PLUGIN        "Build DDS plugin."
-                                             DEFAULT OFF REQUIRES "BUILD_FAIRMQ;BUILD_SDK_COMMANDS")
-fairmq_build_option(BUILD_PMIX_PLUGIN       "Build PMIx plugin."
-                                             DEFAULT OFF REQUIRES "BUILD_FAIRMQ;BUILD_SDK_COMMANDS")
-fairmq_build_option(BUILD_EXAMPLES          "Build FairMQ examples."
-                                             DEFAULT ON  REQUIRES "BUILD_FAIRMQ")
-fairmq_build_option(BUILD_SDK               "Build the FairMQ controller SDK."
-                                             DEFAULT OFF REQUIRES "BUILD_DDS_PLUGIN;BUILD_SDK_COMMANDS")
-fairmq_build_option(BUILD_DOCS              "Build FairMQ documentation."
-                                             DEFAULT OFF)
-fairmq_build_option(FAST_BUILD              "Fast production build. Not recommended for development."
-                                             DEFAULT OFF)
-fairmq_build_option(USE_EXTERNAL_GTEST      "Do not use bundled GTest. Not recommended."
-                                             DEFAULT OFF)
+fairmq_build_option(BUILD_FAIRMQ        "Build FairMQ library and devices."
+                                         DEFAULT ON)
+fairmq_build_option(BUILD_TESTING       "Build tests."
+                                         DEFAULT OFF REQUIRES "BUILD_FAIRMQ")
+fairmq_build_option(BUILD_OFI_TRANSPORT "Build experimental OFI transport."
+                                         DEFAULT OFF REQUIRES "BUILD_FAIRMQ")
+fairmq_build_option(BUILD_SDK_COMMANDS  "Build the FairMQ SDK commands."
+                                         DEFAULT OFF)
+fairmq_build_option(BUILD_DDS_PLUGIN    "Build DDS plugin."
+                                         DEFAULT OFF REQUIRES "BUILD_FAIRMQ;BUILD_SDK_COMMANDS")
+fairmq_build_option(BUILD_PMIX_PLUGIN   "Build PMIx plugin."
+                                         DEFAULT OFF REQUIRES "BUILD_FAIRMQ;BUILD_SDK_COMMANDS")
+fairmq_build_option(BUILD_EXAMPLES      "Build FairMQ examples."
+                                         DEFAULT ON  REQUIRES "BUILD_FAIRMQ")
+fairmq_build_option(BUILD_SDK           "Build the FairMQ controller SDK."
+                                         DEFAULT OFF REQUIRES "BUILD_DDS_PLUGIN;BUILD_SDK_COMMANDS")
+fairmq_build_option(BUILD_DOCS          "Build FairMQ documentation."
+                                         DEFAULT OFF)
+fairmq_build_option(FAST_BUILD          "Fast production build. Not recommended for development."
+                                         DEFAULT OFF)
+fairmq_build_option(USE_EXTERNAL_GTEST  "Do not use bundled GTest. Not recommended."
+                                         DEFAULT OFF)
+fairmq_build_option(FAIRMQ_DEBUG_MODE   "Compile in debug mode (may decrease performance)."
+                                         DEFAULT OFF)
 ################################################################################
 
 
@@ -80,7 +78,7 @@ endif()
 
 if(BUILD_DDS_PLUGIN OR BUILD_SDK)
   find_package2(PRIVATE DDS REQUIRED
-    VERSION 3.0
+    VERSION 3.5.3
   )
   set(DDS_Boost_COMPONENTS system log log_setup regex filesystem thread)
   set(DDS_Boost_VERSION 1.67)
@@ -94,7 +92,7 @@ endif()
 
 if(BUILD_FAIRMQ OR BUILD_SDK)
   find_package2(PUBLIC FairLogger REQUIRED
-    VERSION 1.2.0
+    VERSION 1.6.0
   )
 
   foreach(dep IN LISTS FairLogger_PACKAGE_DEPENDENCIES)
@@ -134,7 +132,7 @@ endif()
 
 if(BUILD_SDK)
   find_package2(BUNDLED asio
-    VERSION 1.13.0
+    VERSION 1.18.0
   )
   if(NOT asio_FOUND)
     build_bundled(asio extern/asio)
@@ -260,7 +258,7 @@ install_cmake_package()
 
 # Summary ######################################################################
 message(STATUS "  ")
-message(STATUS "  ${Cyan}CXX STANDARD${CR}       ${BGreen}C++${CMAKE_CXX_STANDARD}${CR} (>= C++${PROJECT_MIN_CXX_STANDARD}, change with ${BMagenta}-DCMAKE_CXX_STANDARD=17${CR})")
+message(STATUS "  ${Cyan}CXX STANDARD${CR}       ${BGreen}C++${CMAKE_CXX_STANDARD}${CR} (>= C++${PROJECT_MIN_CXX_STANDARD}, change with ${BMagenta}-DCMAKE_CXX_STANDARD=20${CR})")
 if(CMAKE_CXX_FLAGS)
   message(STATUS "  ")
   message(STATUS "  ${Cyan}GLOBAL CXX FLAGS${CR}  ${BGreen}${CMAKE_CXX_FLAGS}${CR}")
@@ -363,9 +361,9 @@ else()
 endif()
 message(STATUS "  ${BWhite}tests${CR}              ${tests_summary}")
 if(BUILD_OFI_TRANSPORT)
-  set(ofi_summary "${BGreen}YES${CR}    EXPERIMENTAL (requires C++14) (disable with ${BMagenta}-DBUILD_OFI_TRANSPORT=OFF${CR})")
+  set(ofi_summary "${BGreen}YES${CR}    EXPERIMENTAL (disable with ${BMagenta}-DBUILD_OFI_TRANSPORT=OFF${CR})")
 else()
-  set(ofi_summary "${BRed} NO${CR}    EXPERIMENTAL (requires C++14) (default, enable with ${BMagenta}-DBUILD_OFI_TRANSPORT=ON${CR})")
+  set(ofi_summary "${BRed} NO${CR}    EXPERIMENTAL (default, enable with ${BMagenta}-DBUILD_OFI_TRANSPORT=ON${CR})")
 endif()
 message(STATUS "  ${BWhite}ofi_transport${CR}      ${ofi_summary}")
 if(BUILD_DDS_PLUGIN)
@@ -375,9 +373,9 @@ else()
 endif()
 message(STATUS "  ${BWhite}dds_plugin${CR}         ${dds_summary}")
 if(BUILD_PMIX_PLUGIN)
-  set(pmix_summary "${BGreen}YES${CR}    EXPERIMENTAL (requires C++14) (disable with ${BMagenta}-DBUILD_PMIX_PLUGIN=OFF${CR})")
+  set(pmix_summary "${BGreen}YES${CR}    EXPERIMENTAL (disable with ${BMagenta}-DBUILD_PMIX_PLUGIN=OFF${CR})")
 else()
-  set(pmix_summary "${BRed} NO${CR}    EXPERIMENTAL (requires C++14) (default, enable with ${BMagenta}-DBUILD_PMIX_PLUGIN=ON${CR})")
+  set(pmix_summary "${BRed} NO${CR}    EXPERIMENTAL (default, enable with ${BMagenta}-DBUILD_PMIX_PLUGIN=ON${CR})")
 endif()
 message(STATUS "  ${BWhite}pmix_plugin${CR}        ${pmix_summary}")
 if(BUILD_EXAMPLES)
@@ -393,9 +391,9 @@ else()
 endif()
 message(STATUS "  ${BWhite}docs${CR}               ${docs_summary}")
 if(BUILD_SDK)
-  set(sdk_summary "${BGreen}YES${CR}    EXPERIMENTAL (required C++14) (disable with ${BMagenta}-DBUILD_SDK=OFF${CR})")
+  set(sdk_summary "${BGreen}YES${CR}    EXPERIMENTAL (disable with ${BMagenta}-DBUILD_SDK=OFF${CR})")
 else()
-  set(sdk_summary "${BRed} NO${CR}    EXPERIMENTAL (required C++14) (default, enable with ${BMagenta}-DBUILD_SDK=ON${CR})")
+  set(sdk_summary "${BRed} NO${CR}    EXPERIMENTAL (default, enable with ${BMagenta}-DBUILD_SDK=ON${CR})")
 endif()
 message(STATUS "  ${BWhite}sdk${CR}                ${sdk_summary}")
 if(BUILD_SDK_COMMANDS)
@@ -429,4 +427,10 @@ message(STATUS "  ${Cyan}INSTALL PREFIX${CR}     ${BGreen}${CMAKE_INSTALL_PREFIX
 message(STATUS "  ")
 message(STATUS "  ${Cyan}RUN STATIC ANALYSIS  ${static_ana_summary}")
 message(STATUS "  ")
+if(FAIRMQ_DEBUG_MODE)
+  message(STATUS "  ${Cyan}DEBUG MODE${CR}         ${BGreen}${FAIRMQ_DEBUG_MODE}${CR} (disable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=OFF${CR})")
+else()
+  message(STATUS "  ${Cyan}DEBUG MODE${CR}         ${BRed}${FAIRMQ_DEBUG_MODE}${CR} (enable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=ON${CR})")
+endif()
+message(STATUS "  ")
 ################################################################################

CONTRIBUTORS

@@ -8,5 +8,6 @@ Lebedev, Andrey
 Mrnjavac, Teo <teo.m@cern.ch>
 Neskovic, Gvozden
 Richter, Matthias
+Tacke, Christian
 Uhlig, Florian
 Wenzel, Sandro

FairMQTest.cmake

@@ -30,9 +30,6 @@ Set(configure_options "${configure_options};-DCMAKE_PREFIX_PATH=$ENV{SIMPATH}")
 Set(configure_options "${configure_options};-DBUILD_DDS_PLUGIN=ON")
 Set(configure_options "${configure_options};-DBUILD_SDK=ON")
 Set(configure_options "${configure_options};-DBUILD_SDK_COMMANDS=ON")
-Set(configure_options "${configure_options};-DFAST_BUILD=ON")
-Set(configure_options "${configure_options};-DCOTIRE_MAXIMUM_NUMBER_OF_UNITY_INCLUDES=-j$ENV{number_of_processors}")
-Set(configure_options "${configure_options};-DBoost_NO_BOOST_CMAKE=ON")
 
 Set(EXTRA_FLAGS $ENV{EXTRA_FLAGS})
 If(EXTRA_FLAGS)
@@ -60,8 +57,13 @@ Ctest_Configure(BUILD "${CTEST_BINARY_DIRECTORY}"
 
 Ctest_Build(BUILD "${CTEST_BINARY_DIRECTORY}")
 
+unset(exclude_tests)
+if($ENV{EXCLUDE_UNSTABLE_DDS_TESTS})
+  set(exclude_tests EXCLUDE ".*\\.localhost$")
+endif()
 Ctest_Test(BUILD "${CTEST_BINARY_DIRECTORY}"
            # PARALLEL_LEVEL $ENV{number_of_processors}
+           ${exclude_tests}
            PARALLEL_LEVEL $ENV{number_of_processors}
            RETURN_VALUE _ctest_test_ret_val
           )

Jenkinsfile

@@ -8,11 +8,15 @@ def jobMatrix(String prefix, List specs, Closure callback) {
   def nodes = [:]
   for (spec in specs) {
     def label = specToLabel(spec)
+    def node_tag = label
+    if (spec.os =~ /macOS/) {
+      node_tag = spec.os
+    }
     def fairsoft = spec.fairsoft
     def os = spec.os
     def compiler = spec.compiler
     nodes["${prefix}/${label}"] = {
-      node(label) {
+      node(node_tag) {
         githubNotify(context: "${prefix}/${label}", description: 'Building ...', status: 'PENDING')
         try {
           deleteDir()
@@ -29,7 +33,7 @@ def jobMatrix(String prefix, List specs, Closure callback) {
               echo "module load compiler/gcc/9.1.0" >> Dart.cfg
             '''
           }
-          if (os =~ /MacOS/) {
+          if (os =~ /[Mm]acOS/) {
             sh "echo \"export EXTRA_FLAGS='-DCMAKE_CXX_COMPILER=clang++'\" >> Dart.cfg"
           } else {
             sh "echo \"export EXTRA_FLAGS='-DCMAKE_CXX_COMPILER=g++'\" >> Dart.cfg"
@@ -42,6 +46,11 @@ def jobMatrix(String prefix, List specs, Closure callback) {
             echo "export GIT_BRANCH=$JOB_BASE_NAME" >> Dart.cfg
             echo "echo \\\$PATH" >> Dart.cfg
           '''
+
+          if (os =~ /macOS10.14/) {
+            sh "echo \"export EXCLUDE_UNSTABLE_DDS_TESTS=1\" >> Dart.cfg"
+          }
+
           sh 'cat Dart.cfg'
 
           callback.call(spec, label)
@@ -70,9 +79,9 @@ pipeline{
       steps{
         script {
           def build_jobs = jobMatrix('build', [
-            [os: 'Debian8',    arch: 'x86_64', compiler: 'gcc9.1.0',        fairsoft: 'fairmq_dev'],
-            [os: 'MacOS10.13', arch: 'x86_64', compiler: 'AppleLLVM10.0.0', fairsoft: 'fairmq_dev'],
-            [os: 'MacOS10.14', arch: 'x86_64', compiler: 'AppleLLVM10.0.0', fairsoft: 'fairmq_dev'],
+            [os: 'Debian8',    arch: 'x86_64', compiler: 'gcc9.1.0',       fairsoft: 'fairmq_dev'],
+            [os: 'macOS10.14', arch: 'x86_64', compiler: 'AppleClang11.0', fairsoft: 'fairmq_dev'],
+            [os: 'macOS10.15', arch: 'x86_64', compiler: 'AppleClang12.0', fairsoft: 'fairmq_dev'],
           ]) { spec, label ->
             sh './Dart.sh alfa_ci Dart.cfg'
           }

cmake/FindPMIx.cmake

@@ -6,28 +6,35 @@
 #                  copied verbatim in the file "LICENSE"                       #
 ################################################################################
 
+
+# The "lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix" part in all
+# the PATH_SUFFIXES is here to be able to find Debian's
+# libpmix-dev package. It installs everything below
+# /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix
+
+
 find_path(PMIx_INCLUDE_DIR
   NAMES pmix.h
   HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES include
+  PATH_SUFFIXES include lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/include
 )
 
 find_path(PMIx_LIBRARY_DIR
   NAMES libpmix.dylib libpmix.so
   HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES lib lib64
+  PATH_SUFFIXES lib lib64 lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/lib
 )
 
 find_library(PMIx_LIBRARY_SHARED
   NAMES libpmix.dylib libpmix.so
   HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES lib lib64
+  PATH_SUFFIXES lib lib64 lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/lib
 )
 
 find_file(PMIx_VERSION_FILE
   NAMES pmix_version.h
   HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES include
+  PATH_SUFFIXES include lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/include
 )
 
 file(READ "${PMIx_VERSION_FILE}" __version_raw)

examples/dds/CMakeLists.txt

@@ -29,7 +29,7 @@ target_link_libraries(fairmq-ex-dds-sink PRIVATE ExampleDDSLib)
 add_custom_target(ExampleDDS DEPENDS fairmq-ex-dds-sampler fairmq-ex-dds-processor fairmq-ex-dds-sink)
 
 list(JOIN Boost_LIBRARY_DIRS ":" LIB_DIR)
-set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/plugins/DDS)
+set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/sdk)
 set(DATA_DIR ${CMAKE_CURRENT_BINARY_DIR})
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-dds-topology.xml ${CMAKE_CURRENT_BINARY_DIR}/ex-dds-topology.xml @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-dds-topology-infinite.xml ${CMAKE_CURRENT_BINARY_DIR}/ex-dds-topology-infinite.xml @ONLY)

examples/n-m/CMakeLists.txt

@@ -18,7 +18,7 @@ target_link_libraries(fairmq-ex-n-m-receiver PRIVATE FairMQ)
 add_custom_target(ExampleNM DEPENDS fairmq-ex-n-m-synchronizer fairmq-ex-n-m-sender fairmq-ex-n-m-receiver)
 
 list(JOIN Boost_LIBRARY_DIRS ":" LIB_DIR)
-set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/plugins/DDS)
+set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/sdk)
 set(DATA_DIR ${CMAKE_CURRENT_BINARY_DIR})
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-n-m-topology.xml                ${CMAKE_CURRENT_BINARY_DIR}/ex-n-m-topology.xml @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-n-m-pair-topology.xml           ${CMAKE_CURRENT_BINARY_DIR}/ex-n-m-pair-topology.xml @ONLY)

examples/n-m/ex-n-m-pair-topology.xml

@@ -10,7 +10,7 @@
         <exe reachable="true">fairmq-ex-n-m-synchronizer --id sync --rate 100 --color false -P dds --channel-config name=sync,type=pub,method=bind</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="write">fmqchan_sync</id>
+            <name access="write">fmqchan_sync</name>
         </properties>
     </decltask>
 
@@ -18,8 +18,8 @@
         <exe reachable="true">fairmq-ex-n-m-sender --id sender%taskIndex% --timeframe-size 100000 --num-receivers ${numReceivers} --color false -P dds --channel-config name=sync,type=sub,method=connect name=data,type=pair,method=connect,numSockets=${numReceivers} --dds-i data:%taskIndex%</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="read">fmqchan_sync</id>
-            <name access="read">fmqchan_data</id>
+            <name access="read">fmqchan_sync</name>
+            <name access="read">fmqchan_data</name>
         </properties>
     </decltask>
 
@@ -27,7 +27,7 @@
         <exe reachable="true">fairmq-ex-n-m-receiver --id receiver%taskIndex% --num-senders ${numSenders} --color false -P dds --max-timeframes 10 --channel-config name=data,type=pair,method=bind,numSockets=${numSenders}</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="write">fmqchan_data</id>
+            <name access="write">fmqchan_data</name>
         </properties>
     </decltask>
 

examples/n-m/ex-n-m-topology.xml

@@ -10,7 +10,7 @@
         <exe reachable="true">fairmq-ex-n-m-synchronizer --id sync --rate 100 --color false -P dds --channel-config name=sync,type=pub,method=bind</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="write">fmqchan_sync</id>
+            <name access="write">fmqchan_sync</name>
         </properties>
     </decltask>
 
@@ -18,8 +18,8 @@
         <exe reachable="true">fairmq-ex-n-m-sender --id sender%taskIndex% --timeframe-size 100000 --num-receivers ${numReceivers} --color false -P dds --channel-config name=sync,type=sub,method=connect name=data,type=push,method=connect,numSockets=${numReceivers}</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="read">fmqchan_sync</id>
-            <name access="read">fmqchan_data</id>
+            <name access="read">fmqchan_sync</name>
+            <name access="read">fmqchan_data</name>
         </properties>
     </decltask>
 
@@ -27,7 +27,7 @@
         <exe reachable="true">fairmq-ex-n-m-receiver --id receiver%taskIndex% --num-senders ${numSenders} --color false -P dds --max-timeframes 10 --channel-config name=data,type=pull,method=bind</exe>
         <env reachable="false">fairmq-ex-n-m-env.sh</env>
         <properties>
-            <name access="write">fmqchan_data</id>
+            <name access="write">fmqchan_data</name>
         </properties>
     </decltask>
 

examples/qc/CMakeLists.txt

@@ -21,7 +21,7 @@ target_link_libraries(fairmq-ex-qc-sink PRIVATE FairMQ)
 add_custom_target(ExampleQC DEPENDS fairmq-ex-qc-sampler fairmq-ex-qc-dispatcher fairmq-ex-qc-task fairmq-ex-qc-sink)
 
 list(JOIN Boost_LIBRARY_DIRS ":" LIB_DIR)
-set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/plugins/DDS)
+set(BIN_DIR ${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_BINARY_DIR}/fairmq/sdk)
 set(DATA_DIR ${CMAKE_CURRENT_BINARY_DIR})
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-qc-topology.xml ${CMAKE_CURRENT_BINARY_DIR}/ex-qc-topology.xml @ONLY)
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-ex-qc-env.sh ${CMAKE_CURRENT_BINARY_DIR}/fairmq-ex-qc-env.sh @ONLY)

examples/qc/fairmq-start-ex-qc.sh.in

@@ -51,7 +51,7 @@ fairmq-dds-command-ui -c k
 fairmq-dds-command-ui -c b
 fairmq-dds-command-ui -c x
 fairmq-dds-command-ui -c j
-allexceptqctasks="main/(Sampler|QCDispatcher|Sink)"
+allexceptqctasks="main/(Sampler|QCDispatcher|Sink).*"
 fairmq-dds-command-ui -c r -p $allexceptqctasks
 qctask="main/QCTask.*"
 qcdispatcher="main/QCDispatcher.*"

examples/region/Sampler.cxx

@@ -38,6 +38,7 @@ void Sampler::InitTask()
 
     fChannels.at("data").at(0).Transport()->SubscribeToRegionEvents([](FairMQRegionInfo info) {
         LOG(info) << "Region event: " << info.event
+                  << ", managed: " << info.managed
                   << ", id: " << info.id
                   << ", ptr: " << info.ptr
                   << ", size: " << info.size

examples/region/Sink.cxx

@@ -31,6 +31,7 @@ void Sink::InitTask()
     fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
     fChannels.at("data").at(0).Transport()->SubscribeToRegionEvents([](FairMQRegionInfo info) {
         LOG(info) << "Region event: " << info.event
+                  << ", managed: " << info.managed
                   << ", id: " << info.id
                   << ", ptr: " << info.ptr
                   << ", size: " << info.size

fairmq/CMakeLists.txt

@@ -174,12 +174,6 @@ if(BUILD_FAIRMQ)
   )
 
   set(FAIRMQ_PRIVATE_HEADER_FILES
-    devices/FairMQBenchmarkSampler.h
-    devices/FairMQMerger.h
-    devices/FairMQMultiplier.h
-    devices/FairMQProxy.h
-    devices/FairMQSink.h
-    devices/FairMQSplitter.h
     plugins/Builtin.h
     plugins/config/Config.h
     plugins/Control.h
@@ -221,10 +215,6 @@ if(BUILD_FAIRMQ)
     FairMQPoller.cxx
     FairMQSocket.cxx
     FairMQTransportFactory.cxx
-    devices/FairMQMerger.cxx
-    devices/FairMQMultiplier.cxx
-    devices/FairMQProxy.cxx
-    devices/FairMQSplitter.cxx
     Plugin.cxx
     PluginManager.cxx
     PluginServices.cxx
@@ -278,6 +268,9 @@ if(BUILD_FAIRMQ)
   # preprocessor definitions #
   ############################
   target_compile_definitions(${_target} PUBLIC BOOST_ERROR_CODE_HEADER_ONLY)
+  if(FAIRMQ_DEBUG_MODE)
+    target_compile_definitions(${_target} PUBLIC FAIRMQ_DEBUG_MODE)
+  endif()
   if(BUILD_OFI_TRANSPORT)
     target_compile_definitions(${_target} PRIVATE BUILD_OFI_TRANSPORT)
   endif()
@@ -374,12 +367,16 @@ if(BUILD_FAIRMQ)
 
   add_executable(fairmq-shmmonitor shmem/Monitor.cxx shmem/Monitor.h shmem/runMonitor.cxx)
   target_compile_definitions(fairmq-shmmonitor PUBLIC BOOST_ERROR_CODE_HEADER_ONLY)
+  if(FAIRMQ_DEBUG_MODE)
+    target_compile_definitions(fairmq-shmmonitor PUBLIC FAIRMQ_DEBUG_MODE)
+  endif()
   target_link_libraries(fairmq-shmmonitor PUBLIC
     Threads::Threads
     $<$<PLATFORM_ID:Linux>:rt>
     Boost::boost
     Boost::date_time
     Boost::program_options
+    FairLogger::FairLogger
     PicoSHA2
   )
   target_include_directories(fairmq-shmmonitor PUBLIC

fairmq/DeviceRunner.cxx

@@ -8,10 +8,14 @@
 
 #include "DeviceRunner.h"
 
-#include <exception>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
+#include <fairmq/tools/Version.h>
 #include <fairmq/Version.h>
 
+#include <fairlogger/Logger.h>
+
+#include <exception>
+
 using namespace std;
 using namespace fair::mq;
 
@@ -52,7 +56,13 @@ bool DeviceRunner::HandleGeneralOptions(const fair::mq::ProgOptions& config, boo
             fair::Logger::SetConsoleSeverity("nolog");
         } else {
             fair::Logger::SetConsoleColor(color);
-            fair::Logger::SetConsoleSeverity(severity);
+            auto envFairMQSeverity = getenv("FAIRMQ_SEVERITY");
+            if (envFairMQSeverity) {
+                severity = envFairMQSeverity;
+            }
+            if (severity != "") {
+                fair::Logger::SetConsoleSeverity(severity);
+            }
         }
 
         if (printLogo) {
@@ -150,8 +160,8 @@ auto DeviceRunner::Run() -> int
 
     // Handle --version
     if (fConfig.Count("version")) {
-        cout << "FairMQ version: " << FAIRMQ_GIT_VERSION << endl;
-        cout << "User device version: " << fDevice->GetVersion() << endl;
+        LOGV(info, verylow) << "FairMQ version: " << FAIRMQ_GIT_VERSION;
+        LOGV(info, verylow) << "User device version: " << fDevice->GetVersion();
         fDevice->ChangeState(fair::mq::Transition::End);
         return 0;
     }

fairmq/DeviceRunner.h

@@ -13,15 +13,14 @@
 #include <fairmq/PluginManager.h>
 #include <fairmq/ProgOptions.h>
 #include <FairMQDevice.h>
-#include <FairMQLogger.h>
 
 #include <functional>
 #include <memory>
 #include <string>
 #include <vector>
 
-namespace fair {
-namespace mq {
+namespace fair::mq
+{
 
 /**
  * @class DeviceRunner DeviceRunner.h <fairmq/DeviceRunner.h>
@@ -89,7 +88,6 @@ struct ModifyRawCmdLineArgs : Event<DeviceRunner&> {};
 struct InstantiateDevice : Event<DeviceRunner&> {};
 } /* namespace hooks */
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_DEVICERUNNER_H */

fairmq/EventManager.h

@@ -21,9 +21,7 @@
 #include <boost/functional/hash.hpp>
 #include <boost/signals2.hpp>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 // Inherit from this base event type to create custom event types
@@ -137,7 +135,6 @@ class EventManager
     }
 }; /* class EventManager */
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_EVENTMANAGER_H */

fairmq/FairMQChannel.cxx

@@ -7,11 +7,15 @@
  ********************************************************************************/
 
 #include "FairMQChannel.h"
+
 #include <fairmq/tools/Strings.h>
 #include <fairmq/Properties.h>
 
+#include <fairlogger/Logger.h>
+
 #include <boost/algorithm/string.hpp> // join/split
 
+#include <cstddef> // size_t
 #include <regex>
 #include <set>
 #include <random>
@@ -77,31 +81,30 @@ FairMQChannel::FairMQChannel(const string& name, const string& type, const strin
     , fPortRangeMin(DefaultPortRangeMin)
     , fPortRangeMax(DefaultPortRangeMax)
     , fAutoBind(DefaultAutoBind)
-    , fIsValid(false)
+    , fValid(false)
     , fMultipart(false)
-    , fModified(true)
-    , fReset(false)
-    , fMtx()
-{}
+{
+    // LOG(warn) << "Constructing channel '" << fName << "'";
+}
 
 FairMQChannel::FairMQChannel(const string& name, int index, const fair::mq::Properties& properties)
     : FairMQChannel(tools::ToString(name, "[", index, "]"), "unspecified", "unspecified", "unspecified", nullptr)
 {
     string prefix(tools::ToString("chans.", name, ".", index, "."));
 
-    fType = GetPropertyOrDefault(properties, string(prefix + "type"), fType);
-    fMethod = GetPropertyOrDefault(properties, string(prefix + "method"), fMethod);
-    fAddress = GetPropertyOrDefault(properties, string(prefix + "address"), fAddress);
-    fTransportType = TransportTypes.at(GetPropertyOrDefault(properties, string(prefix + "transport"), TransportNames.at(fTransportType)));
-    fSndBufSize = GetPropertyOrDefault(properties, string(prefix + "sndBufSize"), fSndBufSize);
-    fRcvBufSize = GetPropertyOrDefault(properties, string(prefix + "rcvBufSize"), fRcvBufSize);
-    fSndKernelSize = GetPropertyOrDefault(properties, string(prefix + "sndKernelSize"), fSndKernelSize);
-    fRcvKernelSize = GetPropertyOrDefault(properties, string(prefix + "rcvKernelSize"), fRcvKernelSize);
-    fLinger = GetPropertyOrDefault(properties, string(prefix + "linger"), fLinger);
-    fRateLogging = GetPropertyOrDefault(properties, string(prefix + "rateLogging"), fRateLogging);
-    fPortRangeMin = GetPropertyOrDefault(properties, string(prefix + "portRangeMin"), fPortRangeMin);
-    fPortRangeMax = GetPropertyOrDefault(properties, string(prefix + "portRangeMax"), fPortRangeMax);
-    fAutoBind = GetPropertyOrDefault(properties, string(prefix + "autoBind"), fAutoBind);
+    fType = GetPropertyOrDefault(properties, string(prefix + "type"), std::string(DefaultType));
+    fMethod = GetPropertyOrDefault(properties, string(prefix + "method"), std::string(DefaultMethod));
+    fAddress = GetPropertyOrDefault(properties, string(prefix + "address"), std::string(DefaultAddress));
+    fTransportType = TransportType(GetPropertyOrDefault(properties, string(prefix + "transport"), std::string(DefaultTransportName)));
+    fSndBufSize = GetPropertyOrDefault(properties, string(prefix + "sndBufSize"), DefaultSndBufSize);
+    fRcvBufSize = GetPropertyOrDefault(properties, string(prefix + "rcvBufSize"), DefaultRcvBufSize);
+    fSndKernelSize = GetPropertyOrDefault(properties, string(prefix + "sndKernelSize"), DefaultSndKernelSize);
+    fRcvKernelSize = GetPropertyOrDefault(properties, string(prefix + "rcvKernelSize"), DefaultRcvKernelSize);
+    fLinger = GetPropertyOrDefault(properties, string(prefix + "linger"), DefaultLinger);
+    fRateLogging = GetPropertyOrDefault(properties, string(prefix + "rateLogging"), DefaultRateLogging);
+    fPortRangeMin = GetPropertyOrDefault(properties, string(prefix + "portRangeMin"), DefaultPortRangeMin);
+    fPortRangeMax = GetPropertyOrDefault(properties, string(prefix + "portRangeMax"), DefaultPortRangeMax);
+    fAutoBind = GetPropertyOrDefault(properties, string(prefix + "autoBind"), DefaultAutoBind);
 }
 
 FairMQChannel::FairMQChannel(const FairMQChannel& chan)
@@ -125,10 +128,8 @@ FairMQChannel::FairMQChannel(const FairMQChannel& chan, const string& newName)
     , fPortRangeMin(chan.fPortRangeMin)
     , fPortRangeMax(chan.fPortRangeMax)
     , fAutoBind(chan.fAutoBind)
-    , fIsValid(false)
+    , fValid(false)
     , fMultipart(chan.fMultipart)
-    , fModified(chan.fModified)
-    , fReset(false)
 {}
 
 FairMQChannel& FairMQChannel::operator=(const FairMQChannel& chan)
@@ -137,372 +138,34 @@ FairMQChannel& FairMQChannel::operator=(const FairMQChannel& chan)
         return *this;
     }
 
-    {
-        // TODO: replace this with std::scoped_lock (c++17)
-        lock(fMtx, chan.fMtx);
-        lock_guard<mutex> lock1(fMtx, adopt_lock);
-        lock_guard<mutex> lock2(chan.fMtx, adopt_lock);
-
-        fTransportFactory = nullptr;
-        fTransportType = chan.fTransportType;
-        fSocket = nullptr;
-        fName = chan.fName;
-        fType = chan.fType;
-        fMethod = chan.fMethod;
-        fAddress = chan.fAddress;
-        fSndBufSize = chan.fSndBufSize;
-        fRcvBufSize = chan.fRcvBufSize;
-        fSndKernelSize = chan.fSndKernelSize;
-        fRcvKernelSize = chan.fRcvKernelSize;
-        fLinger = chan.fLinger;
-        fRateLogging = chan.fRateLogging;
-        fPortRangeMin = chan.fPortRangeMin;
-        fPortRangeMax = chan.fPortRangeMax;
-        fAutoBind = chan.fAutoBind;
-        fIsValid = false;
-        fMultipart = chan.fMultipart;
-        fModified = chan.fModified;
-        fReset = false;
-    }
+    fTransportFactory = nullptr;
+    fTransportType = chan.fTransportType;
+    fSocket = nullptr;
+    fName = chan.fName;
+    fType = chan.fType;
+    fMethod = chan.fMethod;
+    fAddress = chan.fAddress;
+    fSndBufSize = chan.fSndBufSize;
+    fRcvBufSize = chan.fRcvBufSize;
+    fSndKernelSize = chan.fSndKernelSize;
+    fRcvKernelSize = chan.fRcvKernelSize;
+    fLinger = chan.fLinger;
+    fRateLogging = chan.fRateLogging;
+    fPortRangeMin = chan.fPortRangeMin;
+    fPortRangeMax = chan.fPortRangeMax;
+    fAutoBind = chan.fAutoBind;
+    fValid = false;
+    fMultipart = chan.fMultipart;
 
     return *this;
 }
 
-FairMQSocket & FairMQChannel::GetSocket() const
-{
-    assert(fSocket);
-    return *fSocket;
-}
-
-string FairMQChannel::GetName() const
-{
-    lock_guard<mutex> lock(fMtx);
-    return fName;
-}
-
-string FairMQChannel::GetPrefix() const
-{
-    lock_guard<mutex> lock(fMtx);
-    string prefix = fName;
-    prefix = prefix.erase(fName.rfind('['));
-    return prefix;
-}
-
-string FairMQChannel::GetIndex() const
-{
-    lock_guard<mutex> lock(fMtx);
-    string indexStr = fName;
-    indexStr.erase(indexStr.rfind(']'));
-    indexStr.erase(0, indexStr.rfind('[') + 1);
-    return indexStr;
-}
-
-string FairMQChannel::GetType() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fType;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetType: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-string FairMQChannel::GetMethod() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fMethod;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetMethod: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-string FairMQChannel::GetAddress() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fAddress;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetAddress: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-string FairMQChannel::GetTransportName() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return TransportNames.at(fTransportType);
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetTransportName: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-Transport FairMQChannel::GetTransportType() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fTransportType;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetTransportType: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-
-int FairMQChannel::GetSndBufSize() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fSndBufSize;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetSndBufSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetRcvBufSize() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fRcvBufSize;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetRcvBufSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetSndKernelSize() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fSndKernelSize;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetSndKernelSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetRcvKernelSize() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fRcvKernelSize;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetRcvKernelSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetLinger() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fLinger;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetLinger: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetRateLogging() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fRateLogging;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetRateLogging: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetPortRangeMin() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fPortRangeMin;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetPortRangeMin: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-int FairMQChannel::GetPortRangeMax() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fPortRangeMax;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetPortRangeMax: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-bool FairMQChannel::GetAutoBind() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fAutoBind;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::GetAutoBind: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateType(const string& type)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fType = type;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateType: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateMethod(const string& method)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fMethod = method;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateMethod: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateAddress(const string& address)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fAddress = address;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateAddress: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateTransport(const string& transport)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fTransportType = TransportTypes.at(transport);
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateTransport: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateSndBufSize(const int sndBufSize)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fSndBufSize = sndBufSize;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateSndBufSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateRcvBufSize(const int rcvBufSize)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fRcvBufSize = rcvBufSize;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateRcvBufSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateSndKernelSize(const int sndKernelSize)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fSndKernelSize = sndKernelSize;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateSndKernelSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateRcvKernelSize(const int rcvKernelSize)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fRcvKernelSize = rcvKernelSize;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateRcvKernelSize: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateLinger(const int duration)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fLinger = duration;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateLinger: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateRateLogging(const int rateLogging)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fRateLogging = rateLogging;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateRateLogging: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdatePortRangeMin(const int minPort)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fPortRangeMin = minPort;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdatePortRangeMin: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdatePortRangeMax(const int maxPort)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fPortRangeMax = maxPort;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdatePortRangeMax: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateAutoBind(const bool autobind)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fAutoBind = autobind;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateAutoBind: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-auto FairMQChannel::SetModified(const bool modified) -> void
-try {
-    lock_guard<mutex> lock(fMtx);
-    fModified = modified;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::SetModified: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-void FairMQChannel::UpdateName(const string& name)
-try {
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    fName = name;
-    fModified = true;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::UpdateName: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
-bool FairMQChannel::IsValid() const
-try {
-    lock_guard<mutex> lock(fMtx);
-    return fIsValid;
-} catch (exception& e) {
-    LOG(error) << "Exception caught in FairMQChannel::IsValid: " << e.what();
-    throw ChannelConfigurationError(tools::ToString("failed to acquire lock: ", e.what()));
-}
-
 bool FairMQChannel::Validate()
 try {
-    lock_guard<mutex> lock(fMtx);
     stringstream ss;
     ss << "Validating channel '" << fName << "'... ";
 
-    if (fIsValid) {
+    if (fValid) {
         ss << "ALREADY VALID";
         LOG(debug) << ss.str();
         return true;
@@ -535,7 +198,7 @@ try {
     } else {
         vector<string> endpoints;
         boost::algorithm::split(endpoints, fAddress, boost::algorithm::is_any_of(";"));
-        for (const auto endpoint : endpoints) {
+        for (const auto& endpoint : endpoints) {
             string address;
             if (endpoint[0] == '@' || endpoint[0] == '+' || endpoint[0] == '>') {
                 address = endpoint.substr(1);
@@ -637,7 +300,7 @@ try {
         throw ChannelConfigurationError(tools::ToString("invalid socket rate logging interval (cannot be negative): '", fRateLogging, "'"));
     }
 
-    fIsValid = true;
+    fValid = true;
     ss << "VALID";
     LOG(debug) << ss.str();
     return true;
@@ -648,8 +311,6 @@ try {
 
 void FairMQChannel::Init()
 {
-    lock_guard<mutex> lock(fMtx);
-
     fSocket = fTransportFactory->CreateSocket(fType, fName);
 
     // set linger duration (how long socket should wait for outstanding transfers before shutdown)
@@ -670,14 +331,11 @@ void FairMQChannel::Init()
 
 bool FairMQChannel::ConnectEndpoint(const string& endpoint)
 {
-    lock_guard<mutex> lock(fMtx);
     return fSocket->Connect(endpoint);
 }
 
 bool FairMQChannel::BindEndpoint(string& endpoint)
 {
-    lock_guard<mutex> lock(fMtx);
-
     // try to bind to the configured port. If it fails, try random one (if AutoBind is on).
     if (fSocket->Bind(endpoint)) {
         return true;
@@ -718,10 +376,3 @@ bool FairMQChannel::BindEndpoint(string& endpoint)
     }
 
 }
-
-void FairMQChannel::ResetChannel()
-{
-    lock_guard<mutex> lock(fMtx);
-    fIsValid = false;
-    // TODO: implement channel resetting
-}

fairmq/FairMQChannel.h

@@ -13,7 +13,6 @@
 #include <FairMQUnmanagedRegion.h>
 #include <FairMQSocket.h>
 #include <fairmq/Transports.h>
-#include <FairMQLogger.h>
 #include <FairMQParts.h>
 #include <fairmq/Properties.h>
 #include <FairMQMessage.h>
@@ -24,9 +23,14 @@
 #include <mutex>
 #include <stdexcept>
 #include <utility> // std::move
-#include <cstddef> // size_t
 #include <cstdint> // int64_t
 
+/**
+ * @class FairMQChannel FairMQChannel.h <FairMQChannel.h>
+ * @brief Wrapper class for FairMQSocket and related methods
+ *
+ * The class is not thread-safe.
+ */
 class FairMQChannel
 {
     friend class FairMQDevice;
@@ -68,23 +72,20 @@ class FairMQChannel
     FairMQChannel(const FairMQChannel&, const std::string& name);
 
     /// Move constructor
-    FairMQChannel(FairMQChannel&&) = delete;
+    // FairMQChannel(FairMQChannel&&) = delete;
 
     /// Assignment operator
     FairMQChannel& operator=(const FairMQChannel&);
 
     /// Move assignment operator
-    FairMQChannel& operator=(FairMQChannel&&) = delete;
+    // FairMQChannel& operator=(FairMQChannel&&) = delete;
 
     /// Destructor
-    virtual ~FairMQChannel()
-    {
-        // LOG(debug) << "Destroying channel " << fName;
-    }
+    virtual ~FairMQChannel() { /* LOG(warn) << "Destroying channel '" << fName << "'"; */ }
 
     struct ChannelConfigurationError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-    FairMQSocket& GetSocket() const;
+    FairMQSocket& GetSocket() const { assert(fSocket); return *fSocket; }
 
     bool Bind(const std::string& address)
     {
@@ -102,139 +103,142 @@ class FairMQChannel
 
     /// Get channel name
     /// @return Returns full channel name (e.g. "data[0]")
-    std::string GetChannelName() const __attribute__((deprecated("Use GetName()"))) { return GetName(); }
-    std::string GetName() const ;
+    std::string GetName() const { return fName; }
 
     /// Get channel prefix
     /// @return Returns channel prefix (e.g. "data" in "data[0]")
-    std::string GetChannelPrefix() const  __attribute__((deprecated("Use GetPrefix()"))) { return GetPrefix(); }
-    std::string GetPrefix() const;
+    std::string GetPrefix() const
+    {
+        std::string prefix = fName;
+        prefix = prefix.erase(fName.rfind('['));
+        return prefix;
+    }
 
     /// Get channel index
     /// @return Returns channel index (e.g. 0 in "data[0]")
-    std::string GetChannelIndex() const __attribute__((deprecated("Use GetIndex()"))) { return GetIndex(); }
-    std::string GetIndex() const;
+    std::string GetIndex() const
+    {
+        std::string indexStr = fName;
+        indexStr.erase(indexStr.rfind(']'));
+        indexStr.erase(0, indexStr.rfind('[') + 1);
+        return indexStr;
+    }
 
     /// Get socket type
     /// @return Returns socket type (push/pull/pub/sub/spub/xsub/pair/req/rep/dealer/router/)
-    std::string GetType() const;
+    std::string GetType() const { return fType; }
 
     /// Get socket method
     /// @return Returns socket method (bind/connect)
-    std::string GetMethod() const;
+    std::string GetMethod() const { return fMethod; }
 
     /// Get socket address (e.g. "tcp://127.0.0.1:5555" or "ipc://abc")
     /// @return Returns socket address (e.g. "tcp://127.0.0.1:5555" or "ipc://abc")
-    std::string GetAddress() const;
+    std::string GetAddress() const { return fAddress; }
 
     /// Get channel transport name ("default", "zeromq" or "shmem")
     /// @return Returns channel transport name (e.g. "default", "zeromq" or "shmem")
-    std::string GetTransportName() const;
+    std::string GetTransportName() const { return fair::mq::TransportName(fTransportType); }
 
     /// Get channel transport type
     /// @return Returns channel transport type
-    fair::mq::Transport GetTransportType() const;
+    fair::mq::Transport GetTransportType() const { return fTransportType; }
 
     /// Get socket send buffer size (in number of messages)
     /// @return Returns socket send buffer size (in number of messages)
-    int GetSndBufSize() const;
+    int GetSndBufSize() const { return fSndBufSize; }
 
     /// Get socket receive buffer size (in number of messages)
     /// @return Returns socket receive buffer size (in number of messages)
-    int GetRcvBufSize() const;
+    int GetRcvBufSize() const { return fRcvBufSize; }
 
     /// Get socket kernel transmit send buffer size (in bytes)
     /// @return Returns socket kernel transmit send buffer size (in bytes)
-    int GetSndKernelSize() const;
+    int GetSndKernelSize() const { return fSndKernelSize; }
 
     /// Get socket kernel transmit receive buffer size (in bytes)
     /// @return Returns socket kernel transmit receive buffer size (in bytes)
-    int GetRcvKernelSize() const;
+    int GetRcvKernelSize() const { return fRcvKernelSize; }
 
     /// Get linger duration (in milliseconds)
     /// @return Returns linger duration (in milliseconds)
-    int GetLinger() const;
+    int GetLinger() const { return fLinger; }
 
     /// Get socket rate logging interval (in seconds)
     /// @return Returns socket rate logging interval (in seconds)
-    int GetRateLogging() const;
+    int GetRateLogging() const { return fRateLogging; }
 
     /// Get start of the port range for automatic binding
     /// @return start of the port range
-    int GetPortRangeMin() const;
+    int GetPortRangeMin() const { return fPortRangeMin; }
 
     /// Get end of the port range for automatic binding
     /// @return end of the port range
-    int GetPortRangeMax() const;
+    int GetPortRangeMax() const { return fPortRangeMax; }
 
     /// Set automatic binding (pick random port if bind fails)
     /// @return true/false, true if automatic binding is enabled
-    bool GetAutoBind() const;
-
-    /// Set socket type
-    /// @param type Socket type (push/pull/pub/sub/spub/xsub/pair/req/rep/dealer/router/)
-    void UpdateType(const std::string& type);
-
-    /// Set socket method
-    /// @param method Socket method (bind/connect)
-    void UpdateMethod(const std::string& method);
-
-    /// Set socket address
-    /// @param Socket address (e.g. "tcp://127.0.0.1:5555" or "ipc://abc")
-    void UpdateAddress(const std::string& address);
-
-    /// Set channel transport
-    /// @param transport transport string ("default", "zeromq" or "shmem")
-    void UpdateTransport(const std::string& transport);
-
-    /// Set socket send buffer size
-    /// @param sndBufSize Socket send buffer size (in number of messages)
-    void UpdateSndBufSize(const int sndBufSize);
-
-    /// Set socket receive buffer size
-    /// @param rcvBufSize Socket receive buffer size (in number of messages)
-    void UpdateRcvBufSize(const int rcvBufSize);
-
-    /// Set socket kernel transmit send buffer size (in bytes)
-    /// @param sndKernelSize Socket send buffer size (in bytes)
-    void UpdateSndKernelSize(const int sndKernelSize);
-
-    /// Set socket kernel transmit receive buffer size (in bytes)
-    /// @param rcvKernelSize Socket receive buffer size (in bytes)
-    void UpdateRcvKernelSize(const int rcvKernelSize);
-
-    /// Set linger duration (in milliseconds)
-    /// @param duration linger duration (in milliseconds)
-    void UpdateLinger(const int duration);
-
-    /// Set socket rate logging interval (in seconds)
-    /// @param rateLogging Socket rate logging interval (in seconds)
-    void UpdateRateLogging(const int rateLogging);
-
-    /// Set start of the port range for automatic binding
-    /// @param minPort start of the port range
-    void UpdatePortRangeMin(const int minPort);
-
-    /// Set end of the port range for automatic binding
-    /// @param maxPort end of the port range
-    void UpdatePortRangeMax(const int maxPort);
-
-    /// Set automatic binding (pick random port if bind fails)
-    /// @param autobind true/false, true to enable automatic binding
-    void UpdateAutoBind(const bool autobind);
+    bool GetAutoBind() const { return fAutoBind; }
 
     /// Set channel name
     /// @param name Arbitrary channel name
-    void UpdateChannelName(const std::string& name) __attribute__((deprecated("Use UpdateName()"))) { UpdateName(name); }
-    void UpdateName(const std::string& name);
+    void UpdateName(const std::string& name) { fName = name; Invalidate(); }
+
+    /// Set socket type
+    /// @param type Socket type (push/pull/pub/sub/spub/xsub/pair/req/rep/dealer/router/)
+    void UpdateType(const std::string& type) { fType = type; Invalidate(); }
+
+    /// Set socket method
+    /// @param method Socket method (bind/connect)
+    void UpdateMethod(const std::string& method) { fMethod = method; Invalidate(); }
+
+    /// Set socket address
+    /// @param Socket address (e.g. "tcp://127.0.0.1:5555" or "ipc://abc")
+    void UpdateAddress(const std::string& address) { fAddress = address; Invalidate(); }
+
+    /// Set channel transport
+    /// @param transport transport string ("default", "zeromq" or "shmem")
+    void UpdateTransport(const std::string& transport) { fTransportType = fair::mq::TransportType(transport); Invalidate(); }
+
+    /// Set socket send buffer size
+    /// @param sndBufSize Socket send buffer size (in number of messages)
+    void UpdateSndBufSize(const int sndBufSize) { fSndBufSize = sndBufSize; Invalidate(); }
+
+    /// Set socket receive buffer size
+    /// @param rcvBufSize Socket receive buffer size (in number of messages)
+    void UpdateRcvBufSize(const int rcvBufSize) { fRcvBufSize = rcvBufSize; Invalidate(); }
+
+    /// Set socket kernel transmit send buffer size (in bytes)
+    /// @param sndKernelSize Socket send buffer size (in bytes)
+    void UpdateSndKernelSize(const int sndKernelSize) { fSndKernelSize = sndKernelSize; Invalidate(); }
+
+    /// Set socket kernel transmit receive buffer size (in bytes)
+    /// @param rcvKernelSize Socket receive buffer size (in bytes)
+    void UpdateRcvKernelSize(const int rcvKernelSize) { fRcvKernelSize = rcvKernelSize; Invalidate(); }
+
+    /// Set linger duration (in milliseconds)
+    /// @param duration linger duration (in milliseconds)
+    void UpdateLinger(const int duration) { fLinger = duration; Invalidate(); }
+
+    /// Set socket rate logging interval (in seconds)
+    /// @param rateLogging Socket rate logging interval (in seconds)
+    void UpdateRateLogging(const int rateLogging) { fRateLogging = rateLogging; Invalidate(); }
+
+    /// Set start of the port range for automatic binding
+    /// @param minPort start of the port range
+    void UpdatePortRangeMin(const int minPort) { fPortRangeMin = minPort; Invalidate(); }
+
+    /// Set end of the port range for automatic binding
+    /// @param maxPort end of the port range
+    void UpdatePortRangeMax(const int maxPort) { fPortRangeMax = maxPort; Invalidate(); }
+
+    /// Set automatic binding (pick random port if bind fails)
+    /// @param autobind true/false, true to enable automatic binding
+    void UpdateAutoBind(const bool autobind) { fAutoBind = autobind; Invalidate(); }
 
     /// Checks if the configured channel settings are valid (checks the validity parameter, without running full validation (as oposed to ValidateChannel()))
     /// @return true if channel settings are valid, false otherwise.
-    bool IsValid() const;
-
-    /// Validates channel configuration
-    /// @return true if channel settings are valid, false otherwise.
-    bool ValidateChannel() __attribute__((deprecated("Use Validate()"))) { return Validate(); }
+    bool IsValid() const { return fValid; }
 
     /// Validates channel configuration
     /// @return true if channel settings are valid, false otherwise.
@@ -246,14 +250,14 @@ class FairMQChannel
 
     bool BindEndpoint(std::string& endpoint);
 
-    /// Resets the channel (requires validation to be used again).
-    void ResetChannel();
+    /// invalidates the channel (requires validation to be used again).
+    void Invalidate() { fValid = false; }
 
     /// Sends a message to the socket queue.
     /// @param msg Constant reference of unique_ptr to a FairMQMessage
     /// @param sndTimeoutInMs send timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
-    /// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
-    int Send(FairMQMessagePtr& msg, int sndTimeoutInMs = -1)
+    /// @return Number of bytes that have been queued, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
+    int64_t Send(FairMQMessagePtr& msg, int sndTimeoutInMs = -1)
     {
         CheckSendCompatibility(msg);
         return fSocket->Send(msg, sndTimeoutInMs);
@@ -262,8 +266,8 @@ class FairMQChannel
     /// Receives a message from the socket queue.
     /// @param msg Constant reference of unique_ptr to a FairMQMessage
     /// @param rcvTimeoutInMs receive timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
-    /// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
-    int Receive(FairMQMessagePtr& msg, int rcvTimeoutInMs = -1)
+    /// @return Number of bytes that have been received, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
+    int64_t Receive(FairMQMessagePtr& msg, int rcvTimeoutInMs = -1)
     {
         CheckReceiveCompatibility(msg);
         return fSocket->Receive(msg, rcvTimeoutInMs);
@@ -272,7 +276,7 @@ class FairMQChannel
     /// Send a vector of messages
     /// @param msgVec message vector reference
     /// @param sndTimeoutInMs send timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
-    /// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been queued, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Send(std::vector<FairMQMessagePtr>& msgVec, int sndTimeoutInMs = -1)
     {
         CheckSendCompatibility(msgVec);
@@ -282,7 +286,7 @@ class FairMQChannel
     /// Receive a vector of messages
     /// @param msgVec message vector reference
     /// @param rcvTimeoutInMs receive timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
-    /// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been received, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Receive(std::vector<FairMQMessagePtr>& msgVec, int rcvTimeoutInMs = -1)
     {
         CheckReceiveCompatibility(msgVec);
@@ -292,7 +296,7 @@ class FairMQChannel
     /// Send FairMQParts
     /// @param parts FairMQParts reference
     /// @param sndTimeoutInMs send timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
-    /// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been queued, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Send(FairMQParts& parts, int sndTimeoutInMs = -1)
     {
         return Send(parts.fParts, sndTimeoutInMs);
@@ -301,7 +305,7 @@ class FairMQChannel
     /// Receive FairMQParts
     /// @param parts FairMQParts reference
     /// @param rcvTimeoutInMs receive timeout in ms. -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
-    /// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been received, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Receive(FairMQParts& parts, int rcvTimeoutInMs = -1)
     {
         return Receive(parts.fParts, rcvTimeoutInMs);
@@ -312,10 +316,7 @@ class FairMQChannel
     unsigned long GetMessagesTx() const { return fSocket->GetMessagesTx(); }
     unsigned long GetMessagesRx() const { return fSocket->GetMessagesRx(); }
 
-    auto Transport() -> FairMQTransportFactory*
-    {
-        return fTransportFactory.get();
-    };
+    auto Transport() -> FairMQTransportFactory* { return fTransportFactory.get(); };
 
     template<typename... Args>
     FairMQMessagePtr NewMessage(Args&&... args)
@@ -376,13 +377,9 @@ class FairMQChannel
     int fPortRangeMax;
     bool fAutoBind;
 
-    bool fIsValid;
+    bool fValid;
 
     bool fMultipart;
-    bool fModified;
-    bool fReset;
-
-    mutable std::mutex fMtx;
 
     void CheckSendCompatibility(FairMQMessagePtr& msg)
     {
@@ -439,8 +436,6 @@ class FairMQChannel
         fTransportFactory = factory;
         fTransportType = factory->GetType();
     }
-
-    auto SetModified(const bool modified) -> void;
 };
 
 #endif /* FAIRMQCHANNEL_H_ */

fairmq/FairMQDevice.cxx

@@ -24,34 +24,6 @@
 using namespace std;
 using namespace fair::mq;
 
-static map<Transition, State> backwardsCompatibilityWaitForEndOfStateHelper =
-{
-    { Transition::InitDevice,   State::InitializingDevice },
-    { Transition::CompleteInit, State::Initialized },
-    { Transition::Bind,         State::Bound },
-    { Transition::Connect,      State::DeviceReady },
-    { Transition::InitTask,     State::Ready },
-    { Transition::Run,          State::Ready },
-    { Transition::Stop,         State::Ready },
-    { Transition::ResetTask,    State::DeviceReady },
-    { Transition::ResetDevice,  State::Idle }
-};
-
-static map<int, Transition> backwardsCompatibilityChangeStateHelper =
-{
-    { FairMQDevice::Event::INIT_DEVICE,           Transition::InitDevice },
-    { FairMQDevice::Event::internal_DEVICE_READY, Transition::Auto },
-    { FairMQDevice::Event::INIT_TASK,             Transition::InitTask },
-    { FairMQDevice::Event::internal_READY,        Transition::Auto },
-    { FairMQDevice::Event::RUN,                   Transition::Run },
-    { FairMQDevice::Event::STOP,                  Transition::Stop },
-    { FairMQDevice::Event::RESET_TASK,            Transition::ResetTask },
-    { FairMQDevice::Event::RESET_DEVICE,          Transition::ResetDevice },
-    { FairMQDevice::Event::internal_IDLE,         Transition::Auto },
-    { FairMQDevice::Event::END,                   Transition::End },
-    { FairMQDevice::Event::ERROR_FOUND,           Transition::ErrorFound }
-};
-
 constexpr const char* FairMQDevice::DefaultId;
 constexpr int FairMQDevice::DefaultIOThreads;
 constexpr const char* FairMQDevice::DefaultTransportName;
@@ -103,7 +75,7 @@ FairMQDevice::FairMQDevice(ProgOptions* config, const tools::Version version)
     : fTransportFactory(nullptr)
     , fTransports()
     , fChannels()
-    , fInternalConfig(config ? nullptr : tools::make_unique<ProgOptions>())
+    , fInternalConfig(config ? nullptr : make_unique<ProgOptions>())
     , fConfig(config ? config : fInternalConfig.get())
     , fId(DefaultId)
     , fDefaultTransportType(DefaultTransportType)
@@ -244,16 +216,6 @@ void FairMQDevice::TransitionTo(const fair::mq::State s)
     }
 }
 
-bool FairMQDevice::ChangeState(const int transition)
-{
-    return ChangeState(backwardsCompatibilityChangeStateHelper.at(transition));
-}
-
-void FairMQDevice::WaitForEndOfState(Transition transition)
-{
-    WaitForState(backwardsCompatibilityWaitForEndOfStateHelper.at(transition));
-}
-
 void FairMQDevice::InitWrapper()
 {
     // run initialization once CompleteInit transition is requested
@@ -390,7 +352,6 @@ void FairMQDevice::AttachChannels(vector<FairMQChannel*>& chans)
         if ((*itr)->Validate()) {
             (*itr)->Init();
             if (AttachChannel(**itr)) {
-                (*itr)->SetModified(false);
                 // remove the channel from the uninitialized container
                 itr = chans.erase(itr);
             } else {

fairmq/FairMQDevice.h

@@ -26,7 +26,6 @@
 #include <algorithm> // find
 #include <string>
 #include <chrono>
-#include <iostream>
 #include <unordered_map>
 #include <functional>
 #include <stdexcept>
@@ -42,51 +41,16 @@ using FairMQChannelMap = std::unordered_map<std::string, std::vector<FairMQChann
 using InputMsgCallback = std::function<bool(FairMQMessagePtr&, int)>;
 using InputMultipartCallback = std::function<bool(FairMQParts&, int)>;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 struct OngoingTransition : std::runtime_error { using std::runtime_error::runtime_error; };
 }
-}
 
 class FairMQDevice
 {
     friend class FairMQChannel;
 
   public:
-    // backwards-compatibility enum for old state machine interface, todo: delete this
-    enum Event
-    {
-        INIT_DEVICE,
-        internal_DEVICE_READY,
-        INIT_TASK,
-        internal_READY,
-        RUN,
-        STOP,
-        RESET_TASK,
-        RESET_DEVICE,
-        internal_IDLE,
-        END,
-        ERROR_FOUND
-    };
-
-    // backwards-compatibility enum for old state machine interface, todo: delete this
-    enum State
-    {
-        OK,
-        Error,
-        IDLE,
-        INITIALIZING_DEVICE,
-        DEVICE_READY,
-        INITIALIZING_TASK,
-        READY,
-        RUNNING,
-        RESETTING_TASK,
-        RESETTING_DEVICE,
-        EXITING
-    };
-
     /// Default constructor
     FairMQDevice();
     /// Constructor with external fair::mq::ProgOptions
@@ -129,8 +93,8 @@ class FairMQDevice
     /// @param chan channel name
     /// @param i channel index
     /// @param sndTimeoutInMs send timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
-    /// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
-    int Send(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int sndTimeoutInMs = -1)
+    /// @return Number of bytes that have been queued, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
+    int64_t Send(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int sndTimeoutInMs = -1)
     {
         return GetChannel(channel, index).Send(msg, sndTimeoutInMs);
     }
@@ -140,8 +104,8 @@ class FairMQDevice
     /// @param chan channel name
     /// @param i channel index
     /// @param rcvTimeoutInMs receive timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
-    /// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
-    int Receive(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int rcvTimeoutInMs = -1)
+    /// @return Number of bytes that have been received, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
+    int64_t Receive(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int rcvTimeoutInMs = -1)
     {
         return GetChannel(channel, index).Receive(msg, rcvTimeoutInMs);
     }
@@ -151,7 +115,7 @@ class FairMQDevice
     /// @param chan channel name
     /// @param i channel index
     /// @param sndTimeoutInMs send timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
-    /// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been queued, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Send(FairMQParts& parts, const std::string& channel, const int index = 0, int sndTimeoutInMs = -1)
     {
         return GetChannel(channel, index).Send(parts.fParts, sndTimeoutInMs);
@@ -162,7 +126,7 @@ class FairMQDevice
     /// @param chan channel name
     /// @param i channel index
     /// @param rcvTimeoutInMs receive timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
-    /// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
+    /// @return Number of bytes that have been received, TransferCode::timeout if timed out, TransferCode::error if there was an error, TransferCode::interrupted if interrupted (e.g. by requested state change)
     int64_t Receive(FairMQParts& parts, const std::string& channel, const int index = 0, int rcvTimeoutInMs = -1)
     {
         return GetChannel(channel, index).Receive(parts.fParts, rcvTimeoutInMs);
@@ -363,10 +327,10 @@ class FairMQDevice
     void PrintRegisteredChannels()
     {
         if (fChannelRegistry.size() < 1) {
-            std::cout << "no channels registered." << std::endl;
+            LOGV(info, verylow) << "no channels registered.";
         } else {
             for (const auto& c : fChannelRegistry) {
-                std::cout << c.first << ":" << c.second.first << ":" << c.second.second << std::endl;
+                LOGV(info, verylow) << c.first << ":" << c.second.first << ":" << c.second.second;
             }
         }
     }
@@ -450,8 +414,6 @@ class FairMQDevice
     /// Called in the RUNNING state once after executing the Run()/ConditionalRun() method
     virtual void PostRun() {}
 
-    virtual void Pause() __attribute__((deprecated("PAUSE state is removed. This method is never called. To pause Run, go to READY with STOP transition and back to RUNNING with RUN to resume."))) {}
-
     /// Resets the user task (to be overloaded in child classes)
     virtual void ResetTask() {}
 
@@ -462,11 +424,6 @@ class FairMQDevice
     bool ChangeState(const fair::mq::Transition transition) { return fStateMachine.ChangeState(transition); }
     bool ChangeState(const std::string& transition) { return fStateMachine.ChangeState(fair::mq::GetTransition(transition)); }
 
-    bool ChangeState(const int transition) __attribute__((deprecated("Use ChangeState(const fair::mq::Transition transition).")));
-
-    void WaitForEndOfState(const fair::mq::Transition transition) __attribute__((deprecated("Use WaitForState(fair::mq::State expectedState).")));
-    void WaitForEndOfState(const std::string& transition) __attribute__((deprecated("Use WaitForState(fair::mq::State expectedState)."))) { WaitForState(transition); }
-
     fair::mq::State WaitForNextState() { return fStateQueue.WaitForNext(); }
     void WaitForState(fair::mq::State state) { fStateQueue.WaitForState(state); }
     void WaitForState(const std::string& state) { WaitForState(fair::mq::GetState(state)); }
@@ -479,9 +436,6 @@ class FairMQDevice
     void SubscribeToNewTransition(const std::string& key, std::function<void(const fair::mq::Transition)> callback) { fStateMachine.SubscribeToNewTransition(key, callback); }
     void UnsubscribeFromNewTransition(const std::string& key) { fStateMachine.UnsubscribeFromNewTransition(key); }
 
-    bool CheckCurrentState(const int /* state */) const __attribute__((deprecated("Use NewStatePending()."))) { return !fStateMachine.NewStatePending(); }
-    bool CheckCurrentState(const std::string& /* state */) const __attribute__((deprecated("Use NewStatePending()."))) { return !fStateMachine.NewStatePending(); }
-
     /// Returns true is a new state has been requested, signaling the current handler to stop.
     bool NewStatePending() const { return fStateMachine.NewStatePending(); }
 

fairmq/FairMQMessage.h

@@ -18,9 +18,7 @@
 using fairmq_free_fn = void(void* data, void* hint);
 class FairMQTransportFactory;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 struct Alignment
@@ -29,8 +27,7 @@ struct Alignment
     explicit operator size_t() const { return alignment; }
 };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 class FairMQMessage
 {
@@ -39,7 +36,9 @@ class FairMQMessage
     FairMQMessage(FairMQTransportFactory* factory) : fTransport(factory) {}
 
     virtual void Rebuild() = 0;
+    virtual void Rebuild(fair::mq::Alignment alignment) = 0;
     virtual void Rebuild(const size_t size) = 0;
+    virtual void Rebuild(const size_t size, fair::mq::Alignment alignment) = 0;
     virtual void Rebuild(void* data, const size_t size, fairmq_free_fn* ffn, void* hint = nullptr) = 0;
 
     virtual void* GetData() const = 0;
@@ -61,9 +60,7 @@ class FairMQMessage
 
 using FairMQMessagePtr = std::unique_ptr<FairMQMessage>;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using Message = FairMQMessage;
@@ -71,7 +68,6 @@ using MessagePtr = FairMQMessagePtr;
 struct MessageError : std::runtime_error { using std::runtime_error::runtime_error; };
 struct MessageBadAlloc : std::runtime_error { using std::runtime_error::runtime_error; };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIRMQMESSAGE_H_ */

fairmq/FairMQPoller.h

@@ -26,16 +26,13 @@ class FairMQPoller
 
 using FairMQPollerPtr = std::unique_ptr<FairMQPoller>;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using Poller = FairMQPoller;
 using PollerPtr = FairMQPollerPtr;
 struct PollerError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIRMQPOLLER_H_ */

fairmq/FairMQSocket.h

@@ -9,14 +9,29 @@
 #ifndef FAIRMQSOCKET_H_
 #define FAIRMQSOCKET_H_
 
+#include "FairMQMessage.h"
+
 #include <memory>
+#include <ostream>
 #include <stdexcept>
 #include <string>
 #include <vector>
 
-#include "FairMQMessage.h"
 class FairMQTransportFactory;
 
+namespace fair::mq
+{
+
+enum class TransferCode : int
+{
+    success = 0,
+    error = -1,
+    timeout = -2,
+    interrupted = -3
+};
+
+} // namespace fair::mq
+
 class FairMQSocket
 {
   public:
@@ -28,8 +43,8 @@ class FairMQSocket
     virtual bool Bind(const std::string& address) = 0;
     virtual bool Connect(const std::string& address) = 0;
 
-    virtual int Send(FairMQMessagePtr& msg, int timeout = -1) = 0;
-    virtual int Receive(FairMQMessagePtr& msg, int timeout = -1) = 0;
+    virtual int64_t Send(FairMQMessagePtr& msg, int timeout = -1) = 0;
+    virtual int64_t Receive(FairMQMessagePtr& msg, int timeout = -1) = 0;
     virtual int64_t Send(std::vector<std::unique_ptr<FairMQMessage>>& msgVec, int timeout = -1) = 0;
     virtual int64_t Receive(std::vector<std::unique_ptr<FairMQMessage>>& msgVec, int timeout = -1) = 0;
 
@@ -38,6 +53,10 @@ class FairMQSocket
     virtual void SetOption(const std::string& option, const void* value, size_t valueSize) = 0;
     virtual void GetOption(const std::string& option, void* value, size_t* valueSize) = 0;
 
+    /// If the backend supports it, fills the unsigned integer @a events with the ZMQ_EVENTS value
+    /// DISCLAIMER: this API is experimental and unsupported and might be dropped / refactored in
+    /// the future.
+    virtual void Events(uint32_t* events) = 0;
     virtual void SetLinger(const int value) = 0;
     virtual int GetLinger() const = 0;
     virtual void SetSndBufSize(const int value) = 0;
@@ -65,16 +84,13 @@ class FairMQSocket
 
 using FairMQSocketPtr = std::unique_ptr<FairMQSocket>;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using Socket = FairMQSocket;
 using SocketPtr = FairMQSocketPtr;
 struct SocketError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIRMQSOCKET_H_ */

fairmq/FairMQTransportFactory.cxx

@@ -13,7 +13,10 @@
 #include <fairmq/ofi/TransportFactory.h>
 #endif
 #include <FairMQLogger.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Unique.h>
+#include <fairmq/tools/Strings.h>
+
+#include <fairlogger/Logger.h>
 
 #include <memory>
 #include <string>

fairmq/FairMQTransportFactory.h

@@ -9,7 +9,6 @@
 #ifndef FAIRMQTRANSPORTFACTORY_H_
 #define FAIRMQTRANSPORTFACTORY_H_
 
-#include <FairMQLogger.h>
 #include <FairMQMessage.h>
 #include <FairMQPoller.h>
 #include <FairMQSocket.h>
@@ -25,7 +24,7 @@
 #include <cstddef> // size_t
 
 class FairMQChannel;
-namespace fair { namespace mq { class ProgOptions; } }
+namespace fair::mq { class ProgOptions; }
 
 class FairMQTransportFactory
 {
@@ -172,15 +171,12 @@ class FairMQTransportFactory
     }
 };
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using TransportFactory = FairMQTransportFactory;
 struct TransportFactoryError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIRMQTRANSPORTFACTORY_H_ */

fairmq/FairMQUnmanagedRegion.h

@@ -28,21 +28,24 @@ enum class FairMQRegionEvent : int
 struct FairMQRegionInfo
 {
     FairMQRegionInfo()
-        : id(0)
+        : managed(true)
+        , id(0)
         , ptr(nullptr)
         , size(0)
         , flags(0)
         , event(FairMQRegionEvent::created)
     {}
 
-    FairMQRegionInfo(uint64_t _id, void* _ptr, size_t _size, int64_t _flags, FairMQRegionEvent _event)
-        : id(_id)
+    FairMQRegionInfo(bool _managed, uint64_t _id, void* _ptr, size_t _size, int64_t _flags, FairMQRegionEvent _event)
+        : managed(_managed)
+        , id(_id)
         , ptr(_ptr)
         , size(_size)
         , flags(_flags)
-        , event (_event)
+        , event(_event)
     {}
 
+    bool managed;  // managed/unmanaged
     uint64_t id;   // id of the region
     void* ptr;     // pointer to the start of the region
     size_t size;   // region size
@@ -72,7 +75,7 @@ class FairMQUnmanagedRegion
 
     virtual void* GetData() const = 0;
     virtual size_t GetSize() const = 0;
-    virtual uint64_t GetId() const = 0;
+    virtual uint16_t GetId() const = 0;
     virtual void SetLinger(uint32_t linger) = 0;
     virtual uint32_t GetLinger() const = 0;
 
@@ -101,9 +104,7 @@ inline std::ostream& operator<<(std::ostream& os, const FairMQRegionEvent& event
     }
 }
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using RegionCallback = FairMQRegionCallback;
@@ -115,7 +116,6 @@ using RegionBlock = FairMQRegionBlock;
 using UnmanagedRegion = FairMQUnmanagedRegion;
 using UnmanagedRegionPtr = FairMQUnmanagedRegionPtr;
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIRMQUNMANAGEDREGION_H_ */

fairmq/JSONParser.cxx

@@ -12,25 +12,25 @@
  * Created on May 14, 2015, 5:01 PM
  */
 
-#include <fairmq/PropertyOutput.h>
 #include "JSONParser.h"
-#include "FairMQLogger.h"
-#include <fairmq/Tools.h>
+#include "FairMQChannel.h"
+#include <fairmq/PropertyOutput.h>
+#include <fairmq/tools/Strings.h>
+
+#include <fairlogger/Logger.h>
 
 #include <boost/property_tree/json_parser.hpp>
 #include <boost/property_tree/ptree.hpp>
 #include <boost/any.hpp>
 
-#include <ios>
+#include <iomanip>
 
 using namespace std;
 using namespace fair::mq;
 using namespace fair::mq::tools;
 using namespace boost::property_tree;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 fair::mq::Properties PtreeParser(const ptree& pt, const string& id)
@@ -183,5 +183,4 @@ void SubChannelParser(const ptree& channelTree, fair::mq::Properties& properties
 }
 
 } // helper namespace
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq

fairmq/JSONParser.h

@@ -15,19 +15,13 @@
 #ifndef FAIR_MQ_JSONPARSER_H
 #define FAIR_MQ_JSONPARSER_H
 
-#include <string>
-#include <vector>
-#include <unordered_map>
-#include <exception>
-
+#include <fairmq/Properties.h>
 #include <boost/property_tree/ptree_fwd.hpp>
 
-#include "FairMQChannel.h"
-#include <fairmq/Properties.h>
+#include <stdexcept>
+#include <string>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 struct ParserError : std::runtime_error { using std::runtime_error::runtime_error; };
@@ -45,7 +39,6 @@ void SubChannelParser(const boost::property_tree::ptree& tree, fair::mq::Propert
 
 } // helper namespace
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_JSONPARSER_H */

fairmq/MemoryResourceTools.h

@@ -15,8 +15,8 @@
 #include <fairmq/FairMQTransportFactory.h>
 #include <fairmq/MemoryResources.h>
 
-namespace fair {
-namespace mq {
+namespace fair::mq
+{
 
 using BytePmrAllocator = pmr::polymorphic_allocator<fair::mq::byte>;
 
@@ -62,5 +62,4 @@ FairMQMessagePtr getMessage(ContainerT &&container_, FairMQMemoryResource *targe
     return message;
 }
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq

fairmq/MemoryResources.h

@@ -18,15 +18,16 @@
 #include <fairmq/FairMQMessage.h>
 class FairMQTransportFactory;
 
+#include <boost/container/container_fwd.hpp>
 #include <boost/container/flat_map.hpp>
 #include <boost/container/pmr/memory_resource.hpp>
-#include <boost/container/pmr/monotonic_buffer_resource.hpp>
-#include <boost/container/pmr/polymorphic_allocator.hpp>
+
 #include <cstring>
+#include <stdexcept>
 #include <utility>
 
-namespace fair {
-namespace mq {
+namespace fair::mq
+{
 
 using byte = unsigned char;
 namespace pmr = boost::container::pmr;
@@ -106,7 +107,6 @@ class ChannelResource : public FairMQMemoryResource
     };
 };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_MEMORY_RESOURCES_H */

fairmq/Plugin.h

@@ -9,7 +9,6 @@
 #ifndef FAIR_MQ_PLUGIN_H
 #define FAIR_MQ_PLUGIN_H
 
-#include <fairmq/tools/CppSTL.h>
 #include <fairmq/tools/Version.h>
 #include <fairmq/PluginServices.h>
 
@@ -25,9 +24,7 @@
 #include <tuple>
 #include <utility>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 /**
@@ -134,13 +131,12 @@ class Plugin
     PluginServices* fPluginServices;
 }; /* class Plugin */
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #define REGISTER_FAIRMQ_PLUGIN(KLASS, NAME, VERSION, MAINTAINER, HOMEPAGE, PROGOPTIONS) \
 static auto Make_##NAME##_Plugin(fair::mq::PluginServices* pluginServices) -> std::unique_ptr<fair::mq::Plugin> \
 { \
-    return fair::mq::tools::make_unique<KLASS>(std::string{#NAME}, VERSION, std::string{MAINTAINER}, std::string{HOMEPAGE}, pluginServices); \
+    return std::make_unique<KLASS>(std::string{#NAME}, VERSION, std::string{MAINTAINER}, std::string{HOMEPAGE}, pluginServices); \
 } \
 BOOST_DLL_ALIAS(Make_##NAME##_Plugin, make_##NAME##_plugin) \
 BOOST_DLL_ALIAS(PROGOPTIONS, get_##NAME##_plugin_progoptions)

fairmq/PluginManager.h

@@ -11,7 +11,6 @@
 
 #include <fairmq/Plugin.h>
 #include <fairmq/PluginServices.h>
-#include <fairmq/tools/CppSTL.h>
 #include <fairmq/tools/Strings.h>
 
 #define BOOST_FILESYSTEM_VERSION 3
@@ -31,9 +30,7 @@
 #include <vector>
 #include <utility> // forward
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 /**
@@ -80,7 +77,7 @@ class PluginManager
     auto ForEachPluginProgOptions(std::function<void (boost::program_options::options_description)> func) const -> void { for(const auto& pair : fPluginProgOptions) { func(pair.second); } }
 
     template<typename... Args>
-    auto EmplacePluginServices(Args&&... args) -> void { fPluginServices = fair::mq::tools::make_unique<PluginServices>(std::forward<Args>(args)...); }
+    auto EmplacePluginServices(Args&&... args) -> void { fPluginServices = std::make_unique<PluginServices>(std::forward<Args>(args)...); }
 
     auto WaitForPluginsToReleaseDeviceControl() -> void { fPluginServices->WaitForReleaseDeviceControl(); }
 
@@ -126,7 +123,6 @@ class PluginManager
     std::map<std::string, boost::program_options::options_description> fPluginProgOptions;
 }; /* class PluginManager */
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_PLUGINMANAGER_H */

fairmq/PluginServices.h

@@ -17,17 +17,16 @@
 #include <boost/optional.hpp>
 #include <boost/optional/optional_io.hpp>
 
+#include <condition_variable>
 #include <functional>
+#include <map>
+#include <mutex>
+#include <stdexcept>
 #include <string>
 #include <unordered_map>
-#include <mutex>
-#include <map>
-#include <condition_variable>
-#include <stdexcept>
+#include <vector>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 /**
@@ -280,7 +279,6 @@ class PluginServices
     std::condition_variable fReleaseDeviceControlCondition;
 }; /* class PluginServices */
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_PLUGINSERVICES_H */

fairmq/ProgOptions.cxx

@@ -39,9 +39,7 @@ struct ValInfo
     string origin;
 };
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 ValInfo ConvertVarValToValInfo(const po::variable_value& v)
@@ -79,7 +77,7 @@ ProgOptions::ProgOptions()
     fAllOptions.add_options()
         ("help,h",                                                      "Print help")
         ("version,v",                                                   "Print version")
-        ("severity",      po::value<string>()->default_value("debug"),  "Log severity level (console): trace, debug, info, state, warn, error, fatal, nolog")
+        ("severity",      po::value<string>()->default_value(""),       "Log severity level (console): trace, debug, info, state, warn, error, fatal, nolog.")
         ("file-severity", po::value<string>()->default_value("debug"),  "Log severity level (file): trace, debug, info, state, warn, error, fatal, nolog")
         ("verbosity",     po::value<string>()->default_value("medium"), "Log verbosity level: veryhigh, high, medium, low")
         ("color",         po::value<bool  >()->default_value(true),     "Log color (true/false)")
@@ -449,6 +447,4 @@ void ProgOptions::PrintOptionsRaw() const
     }
 }
 
-
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq

fairmq/ProgOptions.h

@@ -26,9 +26,7 @@
 #include <vector>
 #include <stdexcept>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 struct PropertyNotFoundError : std::runtime_error { using std::runtime_error::runtime_error; };
@@ -270,7 +268,6 @@ class ProgOptions
     mutable std::mutex fMtx;
 };
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_PROGOPTIONS_H */

fairmq/ProgOptionsFwd.h

@@ -9,13 +9,10 @@
 #ifndef FAIR_MQ_PROGOPTIONSFWD_H
 #define FAIR_MQ_PROGOPTIONSFWD_H
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 class ProgOptions;
 }
-}
 
 using FairMQProgOptions = fair::mq::ProgOptions;
 

fairmq/Properties.cxx

@@ -7,17 +7,13 @@
  ********************************************************************************/
 
 #include <fairmq/Properties.h>
-#include <fairmq/Tools.h>
 
 #include <boost/filesystem.hpp>
 
 using namespace std;
-using namespace fair::mq::tools;
 using boost::any_cast;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 template<class T>
@@ -76,9 +72,11 @@ unordered_map<type_index, function<pair<string, string>(const Property&)>> Prope
     { type_index(typeid(const char*)),                     [](const Property& p) { return pair<string, string>{ string(any_cast<const char*>(p)), "string" }; } },
     { type_index(typeid(string)),                          [](const Property& p) { return pair<string, string>{ any_cast<string>(p), "string" }; } },
     { type_index(typeid(int)),                             [](const Property& p) { return getString<int>(p, "int"); } },
+    { type_index(typeid(short)),                           [](const Property& p) { return getString<short>(p, "short"); } },
     { type_index(typeid(long)),                            [](const Property& p) { return getString<long>(p, "long"); } },
     { type_index(typeid(long long)),                       [](const Property& p) { return getString<long long>(p, "long long"); } },
     { type_index(typeid(unsigned)),                        [](const Property& p) { return getString<unsigned>(p, "unsigned"); } },
+    { type_index(typeid(unsigned short)),                  [](const Property& p) { return getString<unsigned short>(p, "unsigned short"); } },
     { type_index(typeid(unsigned long)),                   [](const Property& p) { return getString<unsigned long>(p, "unsigned long"); } },
     { type_index(typeid(unsigned long long)),              [](const Property& p) { return getString<unsigned long long>(p, "unsigned long long"); } },
     { type_index(typeid(float)),                           [](const Property& p) { return getStringPair<float>(p, "float"); } },
@@ -92,9 +90,11 @@ unordered_map<type_index, function<pair<string, string>(const Property&)>> Prope
     { type_index(typeid(vector<unsigned char>)),           [](const Property& p) { return getStringPair<vector<unsigned char>>(p, "vector<unsigned char>"); } },
     { type_index(typeid(vector<string>)),                  [](const Property& p) { return getStringPair<vector<string>>(p, "vector<string>"); } },
     { type_index(typeid(vector<int>)),                     [](const Property& p) { return getStringPair<vector<int>>(p, "vector<int>"); } },
+    { type_index(typeid(vector<short>)),                   [](const Property& p) { return getStringPair<vector<short>>(p, "vector<short>"); } },
     { type_index(typeid(vector<long>)),                    [](const Property& p) { return getStringPair<vector<long>>(p, "vector<long>"); } },
     { type_index(typeid(vector<long long>)),               [](const Property& p) { return getStringPair<vector<long long>>(p, "vector<long long>"); } },
     { type_index(typeid(vector<unsigned>)),                [](const Property& p) { return getStringPair<vector<unsigned>>(p, "vector<unsigned>"); } },
+    { type_index(typeid(vector<unsigned short>)),          [](const Property& p) { return getStringPair<vector<unsigned short>>(p, "vector<unsigned short>"); } },
     { type_index(typeid(vector<unsigned long>)),           [](const Property& p) { return getStringPair<vector<unsigned long>>(p, "vector<unsigned long>"); } },
     { type_index(typeid(vector<unsigned long long>)),      [](const Property& p) { return getStringPair<vector<unsigned long long>>(p, "vector<unsigned long long>"); } },
     { type_index(typeid(vector<float>)),                   [](const Property& p) { return getStringPair<vector<float>>(p, "vector<float>"); } },
@@ -110,9 +110,11 @@ unordered_map<type_index, void(*)(const EventManager&, const string&, const Prop
     { type_index(typeid(const char*)),                     [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, string>(k, string(any_cast<const char*>(p))); } },
     { type_index(typeid(string)),                          [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, string>(k, any_cast<string>(p)); } },
     { type_index(typeid(int)),                             [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, int>(k, any_cast<int>(p)); } },
+    { type_index(typeid(short)),                           [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, short>(k, any_cast<short>(p)); } },
     { type_index(typeid(long)),                            [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, long>(k, any_cast<long>(p)); } },
     { type_index(typeid(long long)),                       [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, long long>(k, any_cast<long long>(p)); } },
     { type_index(typeid(unsigned)),                        [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, unsigned>(k, any_cast<unsigned>(p)); } },
+    { type_index(typeid(unsigned short)),                  [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, unsigned short>(k, any_cast<unsigned short>(p)); } },
     { type_index(typeid(unsigned long)),                   [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, unsigned long>(k, any_cast<unsigned long>(p)); } },
     { type_index(typeid(unsigned long long)),              [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, unsigned long long>(k, any_cast<unsigned long long>(p)); } },
     { type_index(typeid(float)),                           [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, float>(k, any_cast<float>(p)); } },
@@ -126,9 +128,11 @@ unordered_map<type_index, void(*)(const EventManager&, const string&, const Prop
     { type_index(typeid(vector<unsigned char>)),           [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<unsigned char>>(k, any_cast<vector<unsigned char>>(p)); } },
     { type_index(typeid(vector<string>)),                  [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<string>>(k, any_cast<vector<string>>(p)); } },
     { type_index(typeid(vector<int>)),                     [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<int>>(k, any_cast<vector<int>>(p)); } },
+    { type_index(typeid(vector<short>)),                   [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<short>>(k, any_cast<vector<short>>(p)); } },
     { type_index(typeid(vector<long>)),                    [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<long>>(k, any_cast<vector<long>>(p)); } },
     { type_index(typeid(vector<long long>)),               [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<long long>>(k, any_cast<vector<long long>>(p)); } },
     { type_index(typeid(vector<unsigned>)),                [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<unsigned>>(k, any_cast<vector<unsigned>>(p)); } },
+    { type_index(typeid(vector<unsigned short>)),          [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<unsigned short>>(k, any_cast<vector<unsigned short>>(p)); } },
     { type_index(typeid(vector<unsigned long>)),           [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<unsigned long>>(k, any_cast<vector<unsigned long>>(p)); } },
     { type_index(typeid(vector<unsigned long long>)),      [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<unsigned long long>>(k, any_cast<vector<unsigned long long>>(p)); } },
     { type_index(typeid(vector<float>)),                   [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<float>>(k, any_cast<vector<float>>(p)); } },
@@ -137,5 +141,4 @@ unordered_map<type_index, void(*)(const EventManager&, const string&, const Prop
     { type_index(typeid(vector<boost::filesystem::path>)), [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<boost::filesystem::path>>(k, any_cast<vector<boost::filesystem::path>>(p)); } },
 };
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq

fairmq/Properties.h

@@ -16,14 +16,13 @@
 #include <functional>
 #include <map>
 #include <unordered_map>
+#include <stdexcept>
 #include <string>
 #include <typeindex>
 #include <typeinfo>
 #include <utility> // pair
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 using Property = boost::any;
@@ -71,7 +70,6 @@ class PropertyHelper
     static std::unordered_map<std::type_index, std::function<std::pair<std::string, std::string>(const Property&)>> fTypeInfos;
 };
 
-}
 }
 
 #endif /* FAIR_MQ_PROPERTIES_H */

fairmq/StateMachine.cxx

@@ -7,7 +7,8 @@
  ********************************************************************************/
 
 #include <fairmq/StateMachine.h>
-#include <fairmq/Tools.h>
+
+#include <fairlogger/Logger.h>
 
 // Increase maximum number of boost::msm states (default is 10)
 // This #define has to be before any msm header includes
@@ -34,9 +35,7 @@ using namespace boost::msm::front;
 using namespace boost::msm::back;
 namespace bmpl = boost::mpl;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 namespace fsm
 {
@@ -238,8 +237,7 @@ struct Machine_ : public state_machine_def<Machine_>
 using FairMQFSM = state_machine<Machine_>;
 
 } // namespace fsm
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
 using namespace fair::mq::fsm;
 using namespace fair::mq;

fairmq/StateMachine.h

@@ -11,16 +11,12 @@
 
 #include <fairmq/States.h>
 
-#include <fairlogger/Logger.h>
-
 #include <string>
 #include <memory>
 #include <functional>
 #include <stdexcept>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 class StateMachine
@@ -58,7 +54,6 @@ class StateMachine
     std::shared_ptr<void> fFsm;
 };
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
 #endif /* FAIRMQSTATEMACHINE_H_ */

fairmq/StateQueue.h

@@ -17,9 +17,7 @@
 #include <utility> // pair
 #include <condition_variable>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 class StateQueue
@@ -88,7 +86,6 @@ class StateQueue
     std::condition_variable fCV;
 };
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
-#endif /* FAIRMQSTATEQUEUE_H_ */
+#endif /* FAIRMQSTATEQUEUE_H_ */

fairmq/States.cxx

@@ -13,14 +13,13 @@
 
 using namespace std;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
-array<string, 15> stateNames =
+array<string, 16> stateNames =
 {
     {
+        "UNDEFINED",
         "OK",
         "ERROR",
         "IDLE",
@@ -41,6 +40,7 @@ array<string, 15> stateNames =
 
 unordered_map<string, State> states =
 {
+    { "UNDEFINED",           State::Undefined },
     { "OK",                  State::Ok },
     { "ERROR",               State::Error },
     { "IDLE",                State::Idle },
@@ -112,5 +112,4 @@ Transition GetTransition(const string& transition)
     return transitions.at(transition);
 }
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq

fairmq/States.h

@@ -13,13 +13,12 @@
 #include <ostream>
 #include <stdexcept>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 enum class State : int
 {
+    Undefined = 0,
     Ok,
     Error,
     Idle,
@@ -39,7 +38,7 @@ enum class State : int
 
 enum class Transition : int
 {
-    Auto,
+    Auto = 0,
     InitDevice,
     CompleteInit,
     Bind,
@@ -63,7 +62,6 @@ struct DeviceErrorState : std::runtime_error { using std::runtime_error::runtime
 inline std::ostream& operator<<(std::ostream& os, const State& state) { return os << GetStateName(state); }
 inline std::ostream& operator<<(std::ostream& os, const Transition& transition) { return os << GetTransitionName(transition); }
 
-} // namespace mq
-} // namespace fair
+} // namespace fair::mq
 
 #endif /* FAIRMQSTATES_H_ */

fairmq/SuboptParser.cxx

@@ -12,17 +12,18 @@
 /// @brief  Parser implementation for key-value subopt format
 
 #include <fairmq/SuboptParser.h>
+#include <fairmq/JSONParser.h>
+
+#include <fairlogger/Logger.h>
 
 #include <boost/property_tree/ptree.hpp>
-#include <cstring>
+
 #include <utility> // make_pair
 
 using boost::property_tree::ptree;
 using namespace std;
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 enum channelOptionKeyIds
@@ -117,4 +118,3 @@ Properties SuboptParser(const vector<string>& channelConfig, const string& devic
 }
 
 }
-}

fairmq/SuboptParser.h

@@ -14,14 +14,12 @@
 #ifndef FAIR_MQ_SUBOPTPARSER_H
 #define FAIR_MQ_SUBOPTPARSER_H
 
-#include <fairmq/JSONParser.h>
+#include <fairmq/Properties.h>
 
 #include <vector>
 #include <string>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 /**
@@ -43,7 +41,6 @@ namespace mq
 
 Properties SuboptParser(const std::vector<std::string>& channelConfig, const std::string& deviceId);
 
-}
 }
 
 #endif /* FAIR_MQ_SUBOPTPARSER_H */

fairmq/Transports.h

@@ -9,15 +9,14 @@
 #ifndef FAIR_MQ_TRANSPORTS_H
 #define FAIR_MQ_TRANSPORTS_H
 
-#include <fairmq/tools/CppSTL.h>
+#include <fairmq/tools/Strings.h>
 
 #include <memory>
+#include <stdexcept>
 #include <string>
 #include <unordered_map>
 
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 enum class Transport
@@ -28,20 +27,11 @@ enum class Transport
     OFI
 };
 
-} /* namespace mq */
-} /* namespace fair */
+struct TransportError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-namespace std
-{
+} // namespace fair::mq
 
-template<>
-struct hash<fair::mq::Transport> : fair::mq::tools::HashEnum<fair::mq::Transport> {};
-
-} /* namespace std */
-
-namespace fair
-{
-namespace mq
+namespace fair::mq
 {
 
 static std::unordered_map<std::string, Transport> TransportTypes {
@@ -58,7 +48,18 @@ static std::unordered_map<Transport, std::string> TransportNames {
     { Transport::OFI, "ofi" }
 };
 
-} /* namespace mq */
-} /* namespace fair */
+inline std::string TransportName(Transport transport)
+{
+    return TransportNames[transport];
+}
+
+inline Transport TransportType(const std::string& transport)
+try {
+    return TransportTypes.at(transport);
+} catch (std::out_of_range&) {
+    throw TransportError(tools::ToString("Unknown transport provided: ", transport));
+}
+
+} // namespace fair::mq
 
 #endif /* FAIR_MQ_TRANSPORTS_H */

fairmq/devices/FairMQBenchmarkSampler.h

@@ -13,7 +13,6 @@
 #include "FairMQDevice.h"
 #include "tools/RateLimit.h"
 
-#include <atomic>
 #include <chrono>
 #include <cstddef>   // size_t
 #include <cstdint>   // uint64_t
@@ -32,6 +31,7 @@ class FairMQBenchmarkSampler : public FairMQDevice
         , fMemSet(false)
         , fNumParts(1)
         , fMsgSize(10000)
+        , fMsgAlignment(0)
         , fMsgRate(0)
         , fNumIterations(0)
         , fMaxIterations(0)
@@ -44,6 +44,7 @@ class FairMQBenchmarkSampler : public FairMQDevice
         fMemSet = fConfig->GetProperty<bool>("memset");
         fNumParts = fConfig->GetProperty<size_t>("num-parts");
         fMsgSize = fConfig->GetProperty<size_t>("msg-size");
+        fMsgAlignment = fConfig->GetProperty<size_t>("msg-alignment");
         fMsgRate = fConfig->GetProperty<float>("msg-rate");
         fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
         fOutChannelName = fConfig->GetProperty<std::string>("out-channel");
@@ -64,7 +65,7 @@ class FairMQBenchmarkSampler : public FairMQDevice
                 FairMQParts parts;
 
                 for (size_t i = 0; i < fNumParts; ++i) {
-                    parts.AddPart(dataOutChannel.NewMessage(fMsgSize));
+                    parts.AddPart(dataOutChannel.NewMessage(fMsgSize, fair::mq::Alignment{fMsgAlignment}));
                     if (fMemSet) {
                         std::memset(parts.At(i)->GetData(), 0, parts.At(i)->GetSize());
                     }
@@ -79,7 +80,7 @@ class FairMQBenchmarkSampler : public FairMQDevice
                     ++fNumIterations;
                 }
             } else {
-                FairMQMessagePtr msg(dataOutChannel.NewMessage(fMsgSize));
+                FairMQMessagePtr msg(dataOutChannel.NewMessage(fMsgSize, fair::mq::Alignment{fMsgAlignment}));
                 if (fMemSet) {
                     std::memset(msg->GetData(), 0, msg->GetSize());
                 }
@@ -104,14 +105,12 @@ class FairMQBenchmarkSampler : public FairMQDevice
         LOG(info) << "Done " << fNumIterations << " iterations in " << std::chrono::duration<double, std::milli>(tEnd - tStart).count() << "ms.";
     }
 
-    virtual ~FairMQBenchmarkSampler() {}
-
   protected:
     bool fMultipart;
     bool fMemSet;
     size_t fNumParts;
     size_t fMsgSize;
-    std::atomic<int> fMsgCounter;
+    size_t fMsgAlignment;
     float fMsgRate;
     uint64_t fNumIterations;
     uint64_t fMaxIterations;

fairmq/devices/FairMQMerger.cxx

@@ -1,122 +0,0 @@
-/********************************************************************************
- *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
- *                                                                              *
- *              This software is distributed under the terms of the             *
- *              GNU Lesser General Public Licence (LGPL) version 3,             *
- *                  copied verbatim in the file "LICENSE"                       *
- ********************************************************************************/
-/**
- * FairMQMerger.cxx
- *
- * @since 2012-12-06
- * @author D. Klein, A. Rybalchenko
- */
-
-#include "FairMQMerger.h"
-#include "../FairMQLogger.h"
-#include "../FairMQPoller.h"
-
-using namespace std;
-
-FairMQMerger::FairMQMerger()
-    : fMultipart(true)
-    , fInChannelName("data-in")
-    , fOutChannelName("data-out")
-{
-}
-
-void FairMQMerger::RegisterChannelEndpoints()
-{
-    RegisterChannelEndpoint(fInChannelName, 1, 10000);
-    RegisterChannelEndpoint(fOutChannelName, 1, 1);
-
-    PrintRegisteredChannels();
-}
-
-FairMQMerger::~FairMQMerger()
-{
-}
-
-void FairMQMerger::InitTask()
-{
-    fMultipart = fConfig->GetProperty<bool>("multipart");
-    fInChannelName = fConfig->GetProperty<string>("in-channel");
-    fOutChannelName = fConfig->GetProperty<string>("out-channel");
-}
-
-void FairMQMerger::Run()
-{
-    int numInputs = fChannels.at(fInChannelName).size();
-
-    vector<FairMQChannel*> chans;
-
-    for (auto& chan : fChannels.at(fInChannelName))
-    {
-        chans.push_back(&chan);
-    }
-
-    FairMQPollerPtr poller(NewPoller(chans));
-
-    if (fMultipart)
-    {
-        while (!NewStatePending())
-        {
-            poller->Poll(100);
-
-            // Loop over the data input channels.
-            for (int i = 0; i < numInputs; ++i)
-            {
-                // Check if the channel has data ready to be received.
-                if (poller->CheckInput(i))
-                {
-                    FairMQParts payload;
-
-                    if (Receive(payload, fInChannelName, i) >= 0)
-                    {
-                        if (Send(payload, fOutChannelName) < 0)
-                        {
-                            LOG(debug) << "Transfer interrupted";
-                            break;
-                        }
-                    }
-                    else
-                    {
-                        LOG(debug) << "Transfer interrupted";
-                        break;
-                    }
-                }
-            }
-        }
-    }
-    else
-    {
-        while (!NewStatePending())
-        {
-            poller->Poll(100);
-
-            // Loop over the data input channels.
-            for (int i = 0; i < numInputs; ++i)
-            {
-                // Check if the channel has data ready to be received.
-                if (poller->CheckInput(i))
-                {
-                    FairMQMessagePtr payload(fTransportFactory->CreateMessage());
-
-                    if (Receive(payload, fInChannelName, i) >= 0)
-                    {
-                        if (Send(payload, fOutChannelName) < 0)
-                        {
-                            LOG(debug) << "Transfer interrupted";
-                            break;
-                        }
-                    }
-                    else
-                    {
-                        LOG(debug) << "Transfer interrupted";
-                        break;
-                    }
-                }
-            }
-        }
-    }
-}

fairmq/devices/FairMQMerger.h

@@ -16,23 +16,100 @@
 #define FAIRMQMERGER_H_
 
 #include "FairMQDevice.h"
+#include "../FairMQPoller.h"
+#include "../FairMQLogger.h"
 
 #include <string>
+#include <vector>
 
 class FairMQMerger : public FairMQDevice
 {
   public:
-    FairMQMerger();
-    virtual ~FairMQMerger();
+    FairMQMerger()
+        : fMultipart(true)
+        , fInChannelName("data-in")
+        , fOutChannelName("data-out")
+    {}
+    ~FairMQMerger() {}
 
   protected:
     bool fMultipart;
     std::string fInChannelName;
     std::string fOutChannelName;
 
-    virtual void RegisterChannelEndpoints() override;
-    virtual void Run() override;
-    virtual void InitTask() override;
+    void InitTask() override
+    {
+        fMultipart = fConfig->GetProperty<bool>("multipart");
+        fInChannelName = fConfig->GetProperty<std::string>("in-channel");
+        fOutChannelName = fConfig->GetProperty<std::string>("out-channel");
+    }
+
+    void RegisterChannelEndpoints() override
+    {
+        RegisterChannelEndpoint(fInChannelName, 1, 10000);
+        RegisterChannelEndpoint(fOutChannelName, 1, 1);
+
+        PrintRegisteredChannels();
+    }
+
+    void Run() override
+    {
+        int numInputs = fChannels.at(fInChannelName).size();
+
+        std::vector<FairMQChannel*> chans;
+
+        for (auto& chan : fChannels.at(fInChannelName)) {
+            chans.push_back(&chan);
+        }
+
+        FairMQPollerPtr poller(NewPoller(chans));
+
+        if (fMultipart) {
+            while (!NewStatePending()) {
+                poller->Poll(100);
+
+                // Loop over the data input channels.
+                for (int i = 0; i < numInputs; ++i) {
+                    // Check if the channel has data ready to be received.
+                    if (poller->CheckInput(i)) {
+                        FairMQParts payload;
+
+                        if (Receive(payload, fInChannelName, i) >= 0) {
+                            if (Send(payload, fOutChannelName) < 0) {
+                                LOG(debug) << "Transfer interrupted";
+                                break;
+                            }
+                        } else {
+                            LOG(debug) << "Transfer interrupted";
+                            break;
+                        }
+                    }
+                }
+            }
+        } else {
+            while (!NewStatePending()) {
+                poller->Poll(100);
+
+                // Loop over the data input channels.
+                for (int i = 0; i < numInputs; ++i) {
+                    // Check if the channel has data ready to be received.
+                    if (poller->CheckInput(i)) {
+                        FairMQMessagePtr payload(fTransportFactory->CreateMessage());
+
+                        if (Receive(payload, fInChannelName, i) >= 0) {
+                            if (Send(payload, fOutChannelName) < 0) {
+                                LOG(debug) << "Transfer interrupted";
+                                break;
+                            }
+                        } else {
+                            LOG(debug) << "Transfer interrupted";
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+    }
 };
 
 #endif /* FAIRMQMERGER_H_ */

fairmq/devices/FairMQMultiplier.cxx

@@ -1,110 +0,0 @@
-/********************************************************************************
- *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
- *                                                                              *
- *              This software is distributed under the terms of the             *
- *              GNU Lesser General Public Licence (LGPL) version 3,             *
- *                  copied verbatim in the file "LICENSE"                       *
- ********************************************************************************/
-
-#include "FairMQMultiplier.h"
-
-#include "../FairMQLogger.h"
-
-using namespace std;
-
-FairMQMultiplier::FairMQMultiplier()
-    : fMultipart(true)
-    , fNumOutputs(0)
-    , fInChannelName()
-    , fOutChannelNames()
-{
-}
-
-FairMQMultiplier::~FairMQMultiplier()
-{
-}
-
-void FairMQMultiplier::InitTask()
-{
-    fMultipart = fConfig->GetProperty<bool>("multipart");
-    fInChannelName = fConfig->GetProperty<string>("in-channel");
-    fOutChannelNames = fConfig->GetProperty<vector<string>>("out-channel");
-    fNumOutputs = fChannels.at(fOutChannelNames.at(0)).size();
-
-    if (fMultipart)
-    {
-        OnData(fInChannelName, &FairMQMultiplier::HandleMultipartData);
-    }
-    else
-    {
-        OnData(fInChannelName, &FairMQMultiplier::HandleSingleData);
-    }
-}
-
-bool FairMQMultiplier::HandleSingleData(std::unique_ptr<FairMQMessage>& payload, int /*index*/)
-{
-    for (unsigned int i = 0; i < fOutChannelNames.size() - 1; ++i) // all except last channel
-    {
-        for (unsigned int j = 0; j < fChannels.at(fOutChannelNames.at(i)).size(); ++j) // all subChannels in a channel
-        {
-            FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
-            msgCopy->Copy(*payload);
-
-            Send(msgCopy, fOutChannelNames.at(i), j);
-        }
-    }
-
-    unsigned int lastChannelSize = fChannels.at(fOutChannelNames.back()).size();
-
-    for (unsigned int i = 0; i < lastChannelSize - 1; ++i) // iterate over all except last subChannels of the last channel
-    {
-        FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
-        msgCopy->Copy(*payload);
-
-        Send(msgCopy, fOutChannelNames.back(), i);
-    }
-
-    Send(payload, fOutChannelNames.back(), lastChannelSize - 1); // send final message to last subChannel of last channel
-
-    return true;
-}
-
-bool FairMQMultiplier::HandleMultipartData(FairMQParts& payload, int /*index*/)
-{
-    for (unsigned int i = 0; i < fOutChannelNames.size() - 1; ++i) // all except last channel
-    {
-        for (unsigned int j = 0; j < fChannels.at(fOutChannelNames.at(i)).size(); ++j) // all subChannels in a channel
-        {
-            FairMQParts parts;
-
-            for (int k = 0; k < payload.Size(); ++k)
-            {
-                FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
-                msgCopy->Copy(payload.AtRef(k));
-                parts.AddPart(std::move(msgCopy));
-            }
-
-            Send(parts, fOutChannelNames.at(i), j);
-        }
-    }
-
-    unsigned int lastChannelSize = fChannels.at(fOutChannelNames.back()).size();
-
-    for (unsigned int i = 0; i < lastChannelSize - 1; ++i) // iterate over all except last subChannels of the last channel
-    {
-        FairMQParts parts;
-
-        for (int k = 0; k < payload.Size(); ++k)
-        {
-            FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
-            msgCopy->Copy(payload.AtRef(k));
-            parts.AddPart(std::move(msgCopy));
-        }
-
-        Send(parts, fOutChannelNames.back(), i);
-    }
-
-    Send(payload, fOutChannelNames.back(), lastChannelSize - 1); // send final message to last subChannel of last channel
-
-    return true;
-}

fairmq/devices/FairMQMultiplier.h

@@ -12,12 +12,18 @@
 #include "FairMQDevice.h"
 
 #include <string>
+#include <vector>
 
 class FairMQMultiplier : public FairMQDevice
 {
   public:
-    FairMQMultiplier();
-    virtual ~FairMQMultiplier();
+    FairMQMultiplier()
+        : fMultipart(true)
+        , fNumOutputs(0)
+        , fInChannelName()
+        , fOutChannelNames()
+    {}
+    ~FairMQMultiplier() {}
 
   protected:
     bool fMultipart;
@@ -25,10 +31,80 @@ class FairMQMultiplier : public FairMQDevice
     std::string fInChannelName;
     std::vector<std::string> fOutChannelNames;
 
-    virtual void InitTask();
+    void InitTask() override
+    {
+        fMultipart = fConfig->GetProperty<bool>("multipart");
+        fInChannelName = fConfig->GetProperty<std::string>("in-channel");
+        fOutChannelNames = fConfig->GetProperty<std::vector<std::string>>("out-channel");
+        fNumOutputs = fChannels.at(fOutChannelNames.at(0)).size();
 
-    bool HandleSingleData(std::unique_ptr<FairMQMessage>&, int);
-    bool HandleMultipartData(FairMQParts&, int);
+        if (fMultipart) {
+            OnData(fInChannelName, &FairMQMultiplier::HandleMultipartData);
+        } else {
+            OnData(fInChannelName, &FairMQMultiplier::HandleSingleData);
+        }
+    }
+
+
+    bool HandleSingleData(std::unique_ptr<FairMQMessage>& payload, int)
+    {
+        for (unsigned int i = 0; i < fOutChannelNames.size() - 1; ++i) { // all except last channel
+            for (unsigned int j = 0; j < fChannels.at(fOutChannelNames.at(i)).size(); ++j) { // all subChannels in a channel
+                FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
+                msgCopy->Copy(*payload);
+
+                Send(msgCopy, fOutChannelNames.at(i), j);
+            }
+        }
+
+        unsigned int lastChannelSize = fChannels.at(fOutChannelNames.back()).size();
+
+        for (unsigned int i = 0; i < lastChannelSize - 1; ++i) { // iterate over all except last subChannels of the last channel
+            FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
+            msgCopy->Copy(*payload);
+
+            Send(msgCopy, fOutChannelNames.back(), i);
+        }
+
+        Send(payload, fOutChannelNames.back(), lastChannelSize - 1); // send final message to last subChannel of last channel
+
+        return true;
+    }
+
+    bool HandleMultipartData(FairMQParts& payload, int)
+    {
+        for (unsigned int i = 0; i < fOutChannelNames.size() - 1; ++i) { // all except last channel
+            for (unsigned int j = 0; j < fChannels.at(fOutChannelNames.at(i)).size(); ++j) { // all subChannels in a channel
+                FairMQParts parts;
+
+                for (int k = 0; k < payload.Size(); ++k) {
+                    FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
+                    msgCopy->Copy(payload.AtRef(k));
+                    parts.AddPart(std::move(msgCopy));
+                }
+
+                Send(parts, fOutChannelNames.at(i), j);
+            }
+        }
+
+        unsigned int lastChannelSize = fChannels.at(fOutChannelNames.back()).size();
+
+        for (unsigned int i = 0; i < lastChannelSize - 1; ++i) { // iterate over all except last subChannels of the last channel
+            FairMQParts parts;
+
+            for (int k = 0; k < payload.Size(); ++k) {
+                FairMQMessagePtr msgCopy(fTransportFactory->CreateMessage());
+                msgCopy->Copy(payload.AtRef(k));
+                parts.AddPart(std::move(msgCopy));
+            }
+
+            Send(parts, fOutChannelNames.back(), i);
+        }
+
+        Send(payload, fOutChannelNames.back(), lastChannelSize - 1); // send final message to last subChannel of last channel
+
+        return true;
+    }
 };
 
 #endif /* FAIRMQMULTIPLIER_H_ */

fairmq/devices/FairMQProxy.cxx

@@ -1,81 +0,0 @@
-/********************************************************************************
- *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
- *                                                                              *
- *              This software is distributed under the terms of the             *
- *              GNU Lesser General Public Licence (LGPL) version 3,             *
- *                  copied verbatim in the file "LICENSE"                       *
- ********************************************************************************/
-/**
- * FairMQProxy.cxx
- *
- * @since 2013-10-02
- * @author A. Rybalchenko
- */
-
-#include "FairMQProxy.h"
-
-#include "../FairMQLogger.h"
-
-using namespace std;
-
-FairMQProxy::FairMQProxy()
-    : fMultipart(true)
-    , fInChannelName()
-    , fOutChannelName()
-{
-}
-
-FairMQProxy::~FairMQProxy()
-{
-}
-
-void FairMQProxy::InitTask()
-{
-    fMultipart = fConfig->GetProperty<bool>("multipart");
-    fInChannelName = fConfig->GetProperty<string>("in-channel");
-    fOutChannelName = fConfig->GetProperty<string>("out-channel");
-}
-
-void FairMQProxy::Run()
-{
-    if (fMultipart)
-    {
-        while (!NewStatePending())
-        {
-            FairMQParts payload;
-            if (Receive(payload, fInChannelName) >= 0)
-            {
-                if (Send(payload, fOutChannelName) < 0)
-                {
-                    LOG(debug) << "Transfer interrupted";
-                    break;
-                }
-            }
-            else
-            {
-                LOG(debug) << "Transfer interrupted";
-                break;
-            }
-        }
-    }
-    else
-    {
-        while (!NewStatePending())
-        {
-            unique_ptr<FairMQMessage> payload(fTransportFactory->CreateMessage());
-            if (Receive(payload, fInChannelName) >= 0)
-            {
-                if (Send(payload, fOutChannelName) < 0)
-                {
-                    LOG(debug) << "Transfer interrupted";
-                    break;
-                }
-            }
-            else
-            {
-                LOG(debug) << "Transfer interrupted";
-                break;
-            }
-        }
-    }
-}

fairmq/devices/FairMQProxy.h

@@ -22,16 +22,55 @@
 class FairMQProxy : public FairMQDevice
 {
   public:
-    FairMQProxy();
-    virtual ~FairMQProxy();
+    FairMQProxy()
+        : fMultipart(true)
+        , fInChannelName()
+        , fOutChannelName()
+    {}
+    ~FairMQProxy() {}
 
   protected:
     bool fMultipart;
     std::string fInChannelName;
     std::string fOutChannelName;
 
-    virtual void Run();
-    virtual void InitTask();
+    void InitTask() override
+    {
+        fMultipart = fConfig->GetProperty<bool>("multipart");
+        fInChannelName = fConfig->GetProperty<std::string>("in-channel");
+        fOutChannelName = fConfig->GetProperty<std::string>("out-channel");
+    }
+
+    void Run() override
+    {
+        if (fMultipart) {
+            while (!NewStatePending()) {
+                FairMQParts payload;
+                if (Receive(payload, fInChannelName) >= 0) {
+                    if (Send(payload, fOutChannelName) < 0) {
+                        LOG(debug) << "Transfer interrupted";
+                        break;
+                    }
+                } else {
+                    LOG(debug) << "Transfer interrupted";
+                    break;
+                }
+            }
+        } else {
+            while (!NewStatePending()) {
+                FairMQMessagePtr payload(fTransportFactory->CreateMessage());
+                if (Receive(payload, fInChannelName) >= 0) {
+                    if (Send(payload, fOutChannelName) < 0) {
+                        LOG(debug) << "Transfer interrupted";
+                        break;
+                    }
+                } else {
+                    LOG(debug) << "Transfer interrupted";
+                    break;
+                }
+            }
+        }
+    }
 };
 
 #endif /* FAIRMQPROXY_H_ */

fairmq/devices/FairMQSink.h

@@ -32,7 +32,7 @@ class FairMQSink : public FairMQDevice   //, public OutputPolicy
         , fInChannelName()
     {}
 
-    virtual ~FairMQSink() {}
+    ~FairMQSink() {}
 
   protected:
     bool fMultipart;
@@ -40,14 +40,14 @@ class FairMQSink : public FairMQDevice   //, public OutputPolicy
     uint64_t fNumIterations;
     std::string fInChannelName;
 
-    virtual void InitTask()
+    void InitTask() override
     {
         fMultipart = fConfig->GetProperty<bool>("multipart");
         fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
         fInChannelName = fConfig->GetProperty<std::string>("in-channel");
     }
 
-    virtual void Run()
+    void Run() override
     {
         // store the channel reference to avoid traversing the map on every loop iteration
         FairMQChannel& dataInChannel = fChannels.at(fInChannelName).at(0);

fairmq/devices/FairMQSplitter.cxx

@@ -1,74 +0,0 @@
-/********************************************************************************
- *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
- *                                                                              *
- *              This software is distributed under the terms of the             *
- *              GNU Lesser General Public Licence (LGPL) version 3,             *
- *                  copied verbatim in the file "LICENSE"                       *
- ********************************************************************************/
-/**
- * FairMQSplitter.cxx
- *
- * @since 2012-12-06
- * @author D. Klein, A. Rybalchenko
- */
-
-#include "FairMQSplitter.h"
-
-#include "../FairMQLogger.h"
-
-using namespace std;
-
-FairMQSplitter::FairMQSplitter()
-    : fMultipart(true)
-    , fNumOutputs(0)
-    , fDirection(0)
-    , fInChannelName()
-    , fOutChannelName()
-{
-}
-
-FairMQSplitter::~FairMQSplitter()
-{
-}
-
-void FairMQSplitter::InitTask()
-{
-    fMultipart = fConfig->GetProperty<bool>("multipart");
-    fInChannelName = fConfig->GetProperty<string>("in-channel");
-    fOutChannelName = fConfig->GetProperty<string>("out-channel");
-    fNumOutputs = fChannels.at(fOutChannelName).size();
-    fDirection = 0;
-
-    if (fMultipart)
-    {
-        OnData(fInChannelName, &FairMQSplitter::HandleMultipartData);
-    }
-    else
-    {
-        OnData(fInChannelName, &FairMQSplitter::HandleSingleData);
-    }
-}
-
-bool FairMQSplitter::HandleSingleData(FairMQMessagePtr& payload, int /*index*/)
-{
-    Send(payload, fOutChannelName, fDirection);
-
-    if (++fDirection >= fNumOutputs)
-    {
-        fDirection = 0;
-    }
-
-    return true;
-}
-
-bool FairMQSplitter::HandleMultipartData(FairMQParts& payload, int /*index*/)
-{
-    Send(payload, fOutChannelName, fDirection);
-
-    if (++fDirection >= fNumOutputs)
-    {
-        fDirection = 0;
-    }
-
-    return true;
-}

fairmq/devices/FairMQSplitter.h

@@ -22,8 +22,14 @@
 class FairMQSplitter : public FairMQDevice
 {
   public:
-    FairMQSplitter();
-    virtual ~FairMQSplitter();
+    FairMQSplitter()
+        : fMultipart(true)
+        , fNumOutputs(0)
+        , fDirection(0)
+        , fInChannelName()
+        , fOutChannelName()
+    {}
+    ~FairMQSplitter() {}
 
   protected:
     bool fMultipart;
@@ -32,10 +38,32 @@ class FairMQSplitter : public FairMQDevice
     std::string fInChannelName;
     std::string fOutChannelName;
 
-    virtual void InitTask();
+    void InitTask() override
+    {
+        fMultipart = fConfig->GetProperty<bool>("multipart");
+        fInChannelName = fConfig->GetProperty<std::string>("in-channel");
+        fOutChannelName = fConfig->GetProperty<std::string>("out-channel");
+        fNumOutputs = fChannels.at(fOutChannelName).size();
+        fDirection = 0;
 
-    bool HandleSingleData(std::unique_ptr<FairMQMessage>&, int);
-    bool HandleMultipartData(FairMQParts&, int);
+        if (fMultipart) {
+            OnData(fInChannelName, &FairMQSplitter::HandleData<FairMQParts>);
+        } else {
+            OnData(fInChannelName, &FairMQSplitter::HandleData<FairMQMessagePtr>);
+        }
+    }
+
+    template<typename T>
+    bool HandleData(T& payload, int)
+    {
+        Send(payload, fOutChannelName, fDirection);
+
+        if (++fDirection >= fNumOutputs) {
+            fDirection = 0;
+        }
+
+        return true;
+    }
 };
 
 #endif /* FAIRMQSPLITTER_H_ */

fairmq/ofi/Context.cxx

@@ -7,7 +7,7 @@
  ********************************************************************************/
 
 #include <fairmq/ofi/Context.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
 #include <FairMQLogger.h>
 
 #include <asiofi/version.hpp>
@@ -22,11 +22,7 @@
 #include <string.h>
 #include <sys/socket.h>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 using namespace std;
@@ -134,6 +130,4 @@ auto Context::MakeSendMessage(size_t size) -> MessagePtr
     return fSendFactory.CreateMessage(size);
 }
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi

fairmq/ofi/Context.h

@@ -24,11 +24,7 @@
 #include <thread>
 #include <vector>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 enum class ConnectionType : bool { Bind, Connect };
@@ -88,8 +84,6 @@ class Context
 
 struct ContextError : std::runtime_error { using std::runtime_error::runtime_error; };
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_CONTEXT_H */

fairmq/ofi/ControlMessages.h

@@ -17,8 +17,8 @@
 #include <memory>
 #include <type_traits>
 
-namespace boost {
-namespace asio {
+namespace boost::asio
+{
 
 template<typename PodType>
 auto buffer(const PodType& obj) -> boost::asio::const_buffer
@@ -26,12 +26,10 @@ auto buffer(const PodType& obj) -> boost::asio::const_buffer
     return boost::asio::const_buffer(static_cast<const void*>(&obj), sizeof(PodType));
 }
 
-}   // namespace asio
-}   // namespace boost
+} // namespace boost::asio
 
-namespace fair {
-namespace mq {
-namespace ofi {
+namespace fair::mq::ofi
+{
 
 enum class ControlMessageType
 {
@@ -109,8 +107,6 @@ auto MakeControlMessage(Args&&... args) -> ControlMessage
     return ctrl;
 }
 
-}   // namespace ofi
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_CONTROLMESSAGES_H */ 

fairmq/ofi/Message.cxx

@@ -7,7 +7,6 @@
  ********************************************************************************/
 
 #include <fairmq/ofi/Message.h>
-#include <fairmq/Tools.h>
 #include <FairMQLogger.h>
 
 #include <asiofi.hpp>
@@ -15,11 +14,7 @@
 #include <cstdlib>
 #include <zmq.h>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 using namespace std;
@@ -110,6 +105,12 @@ auto Message::Rebuild() -> void
     fHint = nullptr;
 }
 
+auto Message::Rebuild(Alignment /* alignment */) -> void
+{
+    // TODO: implement alignment
+    Rebuild();
+}
+
 auto Message::Rebuild(const size_t size) -> void
 {
     if (fFreeFunction) {
@@ -131,6 +132,12 @@ auto Message::Rebuild(const size_t size) -> void
     fHint = nullptr;
 }
 
+auto Message::Rebuild(const size_t size, Alignment /* alignment */) -> void
+{
+    // TODO: implement alignment
+    Rebuild(size);
+}
+
 auto Message::Rebuild(void* /*data*/, const size_t size, fairmq_free_fn* ffn, void* hint) -> void
 {
     if (fFreeFunction) {
@@ -190,6 +197,4 @@ Message::~Message()
     }
 }
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi

fairmq/ofi/Message.h

@@ -17,11 +17,7 @@
 #include <cstddef> // size_t
 #include <zmq.h>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 /**
@@ -52,7 +48,9 @@ class Message final : public fair::mq::Message
     Message operator=(const Message&) = delete;
 
     auto Rebuild() -> void override;
+    auto Rebuild(Alignment alignment) -> void override;
     auto Rebuild(const size_t size) -> void override;
+    auto Rebuild(const size_t size, Alignment alignment) -> void override;
     auto Rebuild(void* data, const size_t size, fairmq_free_fn* ffn, void* hint = nullptr) -> void override;
 
     auto GetData() const -> void* override;
@@ -75,8 +73,6 @@ class Message final : public fair::mq::Message
     boost::container::pmr::memory_resource* fPmr;
 }; /* class Message */  
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_MESSAGE_H */

fairmq/ofi/Poller.cxx

@@ -8,16 +8,12 @@
 
 #include <fairmq/ofi/Poller.h>
 #include <fairmq/ofi/Socket.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
 #include <FairMQLogger.h>
 
 #include <zmq.h>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 using namespace std;
@@ -153,6 +149,4 @@ Poller::~Poller()
     delete[] fItems;
 }
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi

fairmq/ofi/Poller.h

@@ -18,11 +18,7 @@
 
 #include <zmq.h>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 class TransportFactory;
@@ -63,8 +59,6 @@ class Poller final : public FairMQPoller
     std::unordered_map<std::string, int> fOffsetMap;
 }; /* class Poller */
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_POLLER_H */

fairmq/ofi/Socket.cxx

@@ -9,7 +9,7 @@
 #include <fairmq/ofi/ControlMessages.h>
 #include <fairmq/ofi/Socket.h>
 #include <fairmq/ofi/TransportFactory.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
 #include <FairMQLogger.h>
 
 #include <asiofi.hpp>
@@ -25,11 +25,7 @@
 #include <mutex>
 #include <queue>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 using namespace std;
@@ -74,16 +70,16 @@ auto Socket::InitOfi(Address addr) -> void
           hints.set_provider("verbs");
       }
       if (fRemoteAddr == addr) {
-          fOfiInfo = tools::make_unique<asiofi::info>(addr.Ip.c_str(), std::to_string(addr.Port).c_str(), 0, hints);
+          fOfiInfo = make_unique<asiofi::info>(addr.Ip.c_str(), std::to_string(addr.Port).c_str(), 0, hints);
       } else {
-          fOfiInfo = tools::make_unique<asiofi::info>(addr.Ip.c_str(), std::to_string(addr.Port).c_str(), FI_SOURCE, hints);
+          fOfiInfo = make_unique<asiofi::info>(addr.Ip.c_str(), std::to_string(addr.Port).c_str(), FI_SOURCE, hints);
       }
 
       LOG(debug) << "OFI transport (" << fId << "): " << *fOfiInfo;
 
-      fOfiFabric = tools::make_unique<asiofi::fabric>(*fOfiInfo);
+      fOfiFabric = make_unique<asiofi::fabric>(*fOfiInfo);
 
-      fOfiDomain = tools::make_unique<asiofi::domain>(*fOfiFabric);
+      fOfiDomain = make_unique<asiofi::domain>(*fOfiFabric);
     }
 }
 
@@ -96,7 +92,7 @@ try {
 
     InitOfi(fLocalAddr);
 
-    fPassiveEndpoint = tools::make_unique<asiofi::passive_endpoint>(fContext.GetIoContext(), *fOfiFabric);
+    fPassiveEndpoint = make_unique<asiofi::passive_endpoint>(fContext.GetIoContext(), *fOfiFabric);
     //fPassiveEndpoint->set_local_address(Context::ConvertAddress(fLocalAddr));
 
     BindControlEndpoint();
@@ -128,7 +124,7 @@ auto Socket::BindControlEndpoint() -> void
     fPassiveEndpoint->listen([&](asiofi::info&& info) {
         LOG(debug) << "OFI transport (" << fId
                    << "): control band connection request received. Accepting ...";
-        fControlEndpoint = tools::make_unique<asiofi::connected_endpoint>(
+        fControlEndpoint = make_unique<asiofi::connected_endpoint>(
             fContext.GetIoContext(), *fOfiDomain, info);
         fControlEndpoint->enable();
         fControlEndpoint->accept([&]() {
@@ -148,7 +144,7 @@ auto Socket::BindDataEndpoint() -> void
     fPassiveEndpoint->listen([&](asiofi::info&& info) {
         LOG(debug) << "OFI transport (" << fId
                    << "): data band connection request received. Accepting ...";
-        fDataEndpoint = tools::make_unique<asiofi::connected_endpoint>(
+        fDataEndpoint = make_unique<asiofi::connected_endpoint>(
             fContext.GetIoContext(), *fOfiDomain, info);
         fDataEndpoint->enable();
         fDataEndpoint->accept([&]() {
@@ -215,7 +211,7 @@ auto Socket::ConnectEndpoint(std::unique_ptr<asiofi::connected_endpoint>& endpoi
 
     std::string band(type == Band::Control ? "control" : "data");
 
-    endpoint = tools::make_unique<asiofi::connected_endpoint>(fContext.GetIoContext(), *fOfiDomain);
+    endpoint = make_unique<asiofi::connected_endpoint>(fContext.GetIoContext(), *fOfiDomain);
     endpoint->enable();
 
     LOG(debug) << "OFI transport (" << fId << "): Sending " << band << " band connection request to " << fRemoteAddr;
@@ -254,7 +250,7 @@ auto Socket::ConnectEndpoint(std::unique_ptr<asiofi::connected_endpoint>& endpoi
     }
 }
 
-auto Socket::Send(MessagePtr& msg, const int /*timeout*/) -> int
+auto Socket::Send(MessagePtr& msg, const int /*timeout*/) -> int64_t
 {
     // timeout argument not yet implemented
 
@@ -272,7 +268,7 @@ try {
     int size(0);
     for (auto& msg : msgVec) {
         size += msg->GetSize();
-    } 
+    }
 
     fSendPushSem.wait();
     {
@@ -284,7 +280,7 @@ try {
     return size;
 } catch (const std::exception& e) {
     LOG(error) << e.what();
-    return -1;
+    return static_cast<int64_t>(TransferCode::error);
 }
 
 auto Socket::SendQueueReader() -> void
@@ -412,7 +408,7 @@ auto Socket::SendQueueReaderStatic() -> void
     });
 }
 
-auto Socket::Receive(MessagePtr& msg, const int /*timeout*/) -> int
+auto Socket::Receive(MessagePtr& msg, const int /*timeout*/) -> int64_t
 try {
     // timeout argument not yet implemented
 
@@ -431,7 +427,7 @@ try {
     return size;
 } catch (const std::exception& e) {
     LOG(error) << e.what();
-    return -1;
+    return static_cast<int>(TransferCode::error);
 }
 
 auto Socket::Receive(std::vector<MessagePtr>& msgVec, const int /*timeout*/) -> int64_t
@@ -449,14 +445,14 @@ try {
     int64_t size(0);
     for (auto& msg : msgVec) {
         size += msg->GetSize();
-    } 
+    }
     fBytesRx += size;
     ++fMessagesRx;
 
-    return size; 
+    return size;
 } catch (const std::exception& e) {
     LOG(error) << e.what();
-    return -1;
+    return static_cast<int64_t>(TransferCode::error);
 }
 
 auto Socket::RecvControlQueueReader() -> void
@@ -683,6 +679,4 @@ Socket::~Socket()
     }
 }
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi

fairmq/ofi/Socket.h

@@ -23,11 +23,7 @@
 #include <mutex>
 
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 /**
@@ -45,11 +41,12 @@ class Socket final : public fair::mq::Socket
 
     auto GetId() const -> std::string override { return fId; }
 
+    auto Events(uint32_t *events) -> void override { *events = 0; }
     auto Bind(const std::string& address) -> bool override;
     auto Connect(const std::string& address) -> bool override;
 
-    auto Send(MessagePtr& msg, int timeout = 0) -> int override;
-    auto Receive(MessagePtr& msg, int timeout = 0) -> int override;
+    auto Send(MessagePtr& msg, int timeout = 0) -> int64_t override;
+    auto Receive(MessagePtr& msg, int timeout = 0) -> int64_t override;
     auto Send(std::vector<MessagePtr>& msgVec, int timeout = 0) -> int64_t override;
     auto Receive(std::vector<MessagePtr>& msgVec, int timeout = 0) -> int64_t override;
 
@@ -119,8 +116,6 @@ class Socket final : public fair::mq::Socket
 
 struct SilentSocketError : SocketError { using SocketError::SocketError; };
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_SOCKET_H */

fairmq/ofi/TransportFactory.cxx

@@ -10,15 +10,10 @@
 #include <fairmq/ofi/Poller.h>
 #include <fairmq/ofi/Socket.h>
 #include <fairmq/ofi/TransportFactory.h>
-#include <fairmq/Tools.h>
 
 #include <stdexcept>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 using namespace std;
@@ -122,6 +117,4 @@ auto TransportFactory::GetType() const -> Transport
     return Transport::OFI;
 }
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi

fairmq/ofi/TransportFactory.h

@@ -15,11 +15,7 @@
 
 #include <asiofi.hpp>
 
-namespace fair
-{
-namespace mq
-{
-namespace ofi
+namespace fair::mq::ofi
 {
 
 /**
@@ -69,8 +65,6 @@ class TransportFactory final : public FairMQTransportFactory
     asiofi::allocated_pool_resource fMemoryResource;
 }; /* class TransportFactory */  
 
-} /* namespace ofi */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::ofi
 
 #endif /* FAIR_MQ_OFI_TRANSPORTFACTORY_H */

fairmq/plugins/Control.cxx

@@ -8,14 +8,16 @@
 
 #include "Control.h"
 
-#include <termios.h> // for the interactive mode
-#include <poll.h> // for the interactive mode
+#include <atomic>
+#include <chrono>
 #include <csignal> // catching system signals
 #include <cstdlib>
 #include <functional>
-#include <atomic>
+#include <iostream>
 #include <thread>
-#include <chrono>
+
+#include <poll.h> // for the interactive mode
+#include <termios.h> // for the interactive mode
 
 using namespace std;
 
@@ -41,11 +43,7 @@ namespace
     }
 }
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 Control::Control(const string& name, const Plugin::Version version, const string& maintainer, const string& homepage, PluginServices* pluginServices)
@@ -473,6 +471,4 @@ Control::~Control()
     UnsubscribeFromDeviceStateChange();
 }
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins

fairmq/plugins/Control.h

@@ -21,11 +21,7 @@
 #include <atomic>
 #include <stdexcept>
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 class Control : public Plugin
@@ -68,8 +64,6 @@ REGISTER_FAIRMQ_PLUGIN(
                                   // boost::optional<boost::program_options::options_description>
 )
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins
 
 #endif /* FAIR_MQ_PLUGINS_CONTROL */

fairmq/plugins/DDS/CMakeLists.txt

@@ -17,13 +17,7 @@ set_target_properties(${plugin} PROPERTIES
   LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/fairmq
 )
 
-set(exe fairmq-dds-command-ui)
-add_executable(${exe} ${CMAKE_CURRENT_SOURCE_DIR}/runDDSCommandUI.cxx)
-target_link_libraries(${exe} FairMQ Commands SDK StateMachine)
-target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
-
-install(TARGETS ${plugin} ${exe}
+install(TARGETS ${plugin}
   EXPORT ${PROJECT_EXPORT_SET}
   LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
 )

fairmq/plugins/DDS/DDS.cxx

@@ -22,11 +22,7 @@
 using namespace std;
 using fair::mq::tools::ToString;
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 DDS::DDS(const string& name,
@@ -344,10 +340,10 @@ auto DDS::HandleCmd(const string& id, sdk::cmd::Cmd& cmd, const string& cond, ui
         case Type::change_state: {
             Transition transition = static_cast<ChangeState&>(cmd).GetTransition();
             if (ChangeDeviceState(transition)) {
-                Cmds outCmds(make<TransitionStatus>(id, fDDSTaskId, Result::Ok, transition));
+                Cmds outCmds(make<TransitionStatus>(id, fDDSTaskId, Result::Ok, transition, GetCurrentDeviceState()));
                 fDDS.Send(outCmds.Serialize(), to_string(senderId));
             } else {
-                Cmds outCmds(make<TransitionStatus>(id, fDDSTaskId, Result::Failure, transition));
+                Cmds outCmds(make<TransitionStatus>(id, fDDSTaskId, Result::Failure, transition, GetCurrentDeviceState()));
                 fDDS.Send(outCmds.Serialize(), to_string(senderId));
             }
             {
@@ -357,7 +353,7 @@ auto DDS::HandleCmd(const string& id, sdk::cmd::Cmd& cmd, const string& cond, ui
         } break;
         case Type::dump_config: {
             stringstream ss;
-            for (const auto pKey : GetPropertyKeys()) {
+            for (const auto& pKey : GetPropertyKeys()) {
                 ss << id << ": " << pKey << " -> " << GetPropertyAsString(pKey) << "\n";
             }
             Cmds outCmds(make<Config>(id, ss.str()));
@@ -458,6 +454,4 @@ DDS::~DDS()
     }
 }
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins

fairmq/plugins/DDS/DDS.h

@@ -32,11 +32,7 @@
 #include <utility> // pair
 #include <vector>
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 struct DDSConfig
@@ -196,8 +192,6 @@ REGISTER_FAIRMQ_PLUGIN(
     DDSProgramOptions                            // custom program options for the plugin
 )
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins
 
 #endif /* FAIR_MQ_PLUGINS_DDS */

fairmq/plugins/PMIx/PMIxCommands.h

@@ -13,7 +13,7 @@
 
 #include <FairMQLogger.h>
 #include <fairmq/tools/Semaphore.h>
-#include <fairmq/tools/CppSTL.h>
+#include <memory> // make_unique
 #include <string>
 
 namespace pmix
@@ -156,7 +156,7 @@ class Commands
 
     void Send(const std::string& msg, const std::vector<proc>& destination)
     {
-        std::unique_ptr<Holder> holder = fair::mq::tools::make_unique<Holder>();
+        std::unique_ptr<Holder> holder = std::make_unique<Holder>();
 
         PMIX_DATA_ARRAY_CREATE(holder->fData, destination.size(), PMIX_PROC);
         memcpy(holder->fData->array, destination.data(), destination.size() * sizeof(pmix_proc_t));

fairmq/plugins/PMIx/PMIxPlugin.cxx

@@ -9,7 +9,7 @@
 #include "PMIxPlugin.h"
 
 #include <fairmq/sdk/commands/Commands.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
 
 #include <sstream>
 #include <stdexcept>
@@ -18,11 +18,7 @@
 using namespace std;
 using namespace fair::mq::sdk::cmd;
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 PMIxPlugin::PMIxPlugin(const string& name,
@@ -148,12 +144,12 @@ auto PMIxPlugin::SubscribeForCommands() -> void
                     Transition transition = static_cast<ChangeState&>(*cmd).GetTransition();
                     if (ChangeDeviceState(transition)) {
                         fCommands.Send(
-                            Cmds(make<TransitionStatus>(fDeviceId, 0, Result::Ok, transition))
+                            Cmds(make<TransitionStatus>(fDeviceId, 0, Result::Ok, transition, GetCurrentDeviceState()))
                                 .Serialize(Format::JSON),
                             {sender});
                     } else {
                         fCommands.Send(
-                            Cmds(make<TransitionStatus>(fDeviceId, 0, Result::Failure, transition))
+                            Cmds(make<TransitionStatus>(fDeviceId, 0, Result::Failure, transition, GetCurrentDeviceState()))
                                 .Serialize(Format::JSON),
                             {sender});
                     }
@@ -304,6 +300,4 @@ auto PMIxPlugin::WaitForExitingAck() -> void
     });
 }
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins

fairmq/plugins/PMIx/PMIxPlugin.h

@@ -24,11 +24,7 @@
 #include <unistd.h>
 #include <vector>
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 class PMIxPlugin : public Plugin
@@ -88,8 +84,6 @@ REGISTER_FAIRMQ_PLUGIN(
     PMIxProgramOptions                           // custom program options for the plugin
 )
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins
 
 #endif /* FAIR_MQ_PLUGINS_PMIX */

fairmq/plugins/config/Config.cxx

@@ -15,11 +15,7 @@
 
 using namespace std;
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 Config::Config(const string& name, const Plugin::Version version, const string& maintainer, const string& homepage, PluginServices* pluginServices)
@@ -61,22 +57,26 @@ Plugin::ProgOptions ConfigPluginProgramOptions()
     namespace po = boost::program_options;
     auto pluginOptions = po::options_description{"FairMQ device options"};
     pluginOptions.add_options()
-        ("id",                  po::value<string        >()->default_value(""),         "Device ID.")
-        ("io-threads",          po::value<int           >()->default_value(1),          "Number of I/O threads.")
-        ("transport",           po::value<string        >()->default_value("zeromq"),   "Transport ('zeromq'/'shmem').")
-        ("network-interface",   po::value<string        >()->default_value("default"),  "Network interface to bind on (e.g. eth0, ib0..., default will try to detect the interface of the default route).")
-        ("init-timeout",        po::value<int           >()->default_value(120),        "Timeout for the initialization in seconds (when expecting dynamic initialization).")
-        ("max-run-time",        po::value<uint64_t      >()->default_value(0),          "Maximum runtime for the Running state handler, after which state will change to Ready (in seconds, 0 for no limit).")
-        ("print-channels",      po::value<bool          >()->implicit_value(true),      "Print registered channel endpoints in a machine-readable format (<channel name>:<min num subchannels>:<max num subchannels>)")
-        ("shm-segment-size",    po::value<size_t        >()->default_value(2ULL << 30), "Shared memory: size of the shared memory segment (in bytes).")
-        ("shm-throw-bad-alloc", po::value<bool          >()->default_value(true),       "Throw a fair::mq::MessageBadAlloc if cannot allocate a message (retry if false).")
-        ("shm-monitor",         po::value<bool          >()->default_value(true),       "Shared memory: run monitor daemon.")
-        ("ofi-size-hint",       po::value<size_t        >()->default_value(0),          "EXPERIMENTAL: OFI size hint for the allocator.")
-        ("rate",                po::value<float         >()->default_value(0.),         "Rate for conditional run loop (Hz).")
-        ("session",             po::value<string        >()->default_value("default"),  "Session name.")
-        ("config-key",          po::value<string        >(),                            "Use provided value instead of device id for fetching the configuration from JSON file.")
-        ("mq-config",           po::value<string        >(),                            "JSON input as file.")
-        ("channel-config",      po::value<vector<string>>()->multitoken()->composing(), "Configuration of single or multiple channel(s) by comma separated key=value list");
+        ("id",                  po::value<string        >()->default_value(""),                "Device ID.")
+        ("io-threads",          po::value<int           >()->default_value(1),                 "Number of I/O threads.")
+        ("transport",           po::value<string        >()->default_value("zeromq"),          "Transport ('zeromq'/'shmem').")
+        ("network-interface",   po::value<string        >()->default_value("default"),         "Network interface to bind on (e.g. eth0, ib0..., default will try to detect the interface of the default route).")
+        ("init-timeout",        po::value<int           >()->default_value(120),               "Timeout for the initialization in seconds (when expecting dynamic initialization).")
+        ("max-run-time",        po::value<uint64_t      >()->default_value(0),                 "Maximum runtime for the Running state handler, after which state will change to Ready (in seconds, 0 for no limit).")
+        ("print-channels",      po::value<bool          >()->implicit_value(true),             "Print registered channel endpoints in a machine-readable format (<channel name>:<min num subchannels>:<max num subchannels>)")
+        ("shm-segment-size",    po::value<size_t        >()->default_value(2ULL << 30),        "Shared memory: size of the shared memory segment (in bytes).")
+        ("shm-allocation",      po::value<string        >()->default_value("rbtree_best_fit"), "Shared memory allocation algorithm: rbtree_best_fit/simple_seq_fit.")
+        ("shm-segment-id",      po::value<uint16_t      >()->default_value(0),                 "EXPERIMENTAL: Shared memory segment id for message creation.")
+        ("shm-mlock-segment",   po::value<bool          >()->default_value(false),             "Shared memory: mlock the shared memory segment after initialization.")
+        ("shm-zero-segment",    po::value<bool          >()->default_value(false),             "Shared memory: zero the shared memory segment memory after initialization.")
+        ("shm-throw-bad-alloc", po::value<bool          >()->default_value(true),              "Throw a fair::mq::MessageBadAlloc if cannot allocate a message (retry if false).")
+        ("shm-monitor",         po::value<bool          >()->default_value(true),              "Shared memory: run monitor daemon.")
+        ("ofi-size-hint",       po::value<size_t        >()->default_value(0),                 "EXPERIMENTAL: OFI size hint for the allocator.")
+        ("rate",                po::value<float         >()->default_value(0.),                "Rate for conditional run loop (Hz).")
+        ("session",             po::value<string        >()->default_value("default"),         "Session name.")
+        ("config-key",          po::value<string        >(),                                   "Use provided value instead of device id for fetching the configuration from JSON file.")
+        ("mq-config",           po::value<string        >(),                                   "JSON input as file.")
+        ("channel-config",      po::value<vector<string>>()->multitoken()->composing(),        "Configuration of single or multiple channel(s) by comma separated key=value list");
     return pluginOptions;
 }
 
@@ -85,6 +85,4 @@ Config::~Config()
     UnsubscribeFromDeviceStateChange();
 }
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins

fairmq/plugins/config/Config.h

@@ -14,11 +14,7 @@
 
 #include <string>
 
-namespace fair
-{
-namespace mq
-{
-namespace plugins
+namespace fair::mq::plugins
 {
 
 class Config : public Plugin
@@ -40,8 +36,6 @@ REGISTER_FAIRMQ_PLUGIN(
     ConfigPluginProgramOptions
 )
 
-} /* namespace plugins */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::plugins
 
 #endif /* FAIR_MQ_PLUGINS_CONFIG */

fairmq/run/runBenchmarkSampler.cxx

@@ -19,6 +19,7 @@ void addCustomOptions(bpo::options_description& options)
         ("memset", bpo::value<bool>()->default_value(false), "Memset allocated buffers to 0")
         ("num-parts", bpo::value<size_t>()->default_value(1), "Number of parts to send. 1 will send single messages, not parts")
         ("msg-size", bpo::value<size_t>()->default_value(1000000), "Message size in bytes")
+        ("msg-alignment", bpo::value<size_t>()->default_value(0), "Message alignment")
         ("max-iterations", bpo::value<uint64_t>()->default_value(0), "Number of run iterations (0 - infinite)")
         ("msg-rate", bpo::value<float>()->default_value(0), "Msg rate limit in maximum number of messages per second");
 }

fairmq/run/runUuidGenerator.cxx

@@ -5,7 +5,7 @@
 *              GNU Lesser General Public Licence (LGPL) version 3,             *
 *                  copied verbatim in the file "LICENSE"                       *
 ********************************************************************************/
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Unique.h>
 
 #include <boost/program_options.hpp>
 

fairmq/sdk/AsioAsyncOp.h

@@ -12,6 +12,7 @@
 #include <asio/associated_allocator.hpp>
 #include <asio/associated_executor.hpp>
 #include <asio/executor_work_guard.hpp>
+#include <asio/dispatch.hpp>
 #include <asio/system_executor.hpp>
 #include <chrono>
 #include <exception>
@@ -28,9 +29,8 @@
 #define FAIR_LOG LOG
 #endif /* ifndef FAIR_LOG */
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 template<typename... SignatureArgTypes>
 struct AsioAsyncOpImplBase
@@ -69,17 +69,16 @@ struct AsioAsyncOpImpl : AsioAsyncOpImplBase<SignatureArgTypes...>
             throw RuntimeError("Async operation already completed");
         }
 
-        GetEx2().dispatch(
-            [=, handler = std::move(fHandler)]() mutable {
-                try {
-                    handler(ec, args...);
-                } catch (const std::exception& e) {
-                    FAIR_LOG(error) << "Uncaught exception in AsioAsyncOp completion handler: " << e.what();
-                } catch (...) {
-                    FAIR_LOG(error) << "Unknown uncaught exception in AsioAsyncOp completion handler.";
-                }
-            },
-            GetAlloc2());
+        asio::dispatch(GetEx2(),
+          [=, handler = std::move(fHandler)]() mutable {
+              try {
+                  handler(ec, args...);
+              } catch (const std::exception& e) {
+                  FAIR_LOG(error) << "Uncaught exception in AsioAsyncOp completion handler: " << e.what();
+              } catch (...) {
+                  FAIR_LOG(error) << "Unknown uncaught exception in AsioAsyncOp completion handler.";
+              }
+          });
 
         fWork1.reset();
         fWork2.reset();
@@ -219,9 +218,6 @@ struct AsioAsyncOp<Executor,
     }
 };
 
-} /* namespace sdk */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_ASIOASYNCOP_H */
-

fairmq/sdk/AsioBase.h

@@ -9,16 +9,15 @@
 #ifndef FAIR_MQ_SDK_ASIOBASE_H
 #define FAIR_MQ_SDK_ASIOBASE_H
 
-#include <asio/executor.hpp>
+#include <asio/any_io_executor.hpp>
 #include <fairmq/sdk/Traits.h>
 #include <memory>
 #include <utility>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
-using DefaultExecutor = asio::executor;
+using DefaultExecutor = asio::any_io_executor;
 using DefaultAllocator = std::allocator<int>;
 
 /**
@@ -69,8 +68,6 @@ class AsioBase
     AllocatorType fAllocator;
 };
 
-} /* namespace sdk */
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_ASIOBASE_H */

fairmq/sdk/CMakeLists.txt

@@ -84,10 +84,19 @@ target_link_libraries(fairmq
   Boost::program_options
 )
 
+add_executable(fairmq-dds-command-ui ${CMAKE_CURRENT_SOURCE_DIR}/runDDSCommandUI.cxx)
+target_link_libraries(fairmq-dds-command-ui
+  FairMQ
+  Commands
+  SDK
+  StateMachine
+)
+
 install(
   TARGETS
   SDK
   fairmq
+  fairmq-dds-command-ui
 
   EXPORT ${PROJECT_EXPORT_SET}
   RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}

fairmq/sdk/DDSAgent.h

@@ -16,9 +16,8 @@
 #include <chrono>
 #include <cstdint>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @class DDSAgent <fairmq/sdk/DDSAgent.h>
@@ -74,8 +73,6 @@ class DDSAgent
     std::string fUsername;
 };
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSSAGENT_H */

fairmq/sdk/DDSCollection.h

@@ -14,9 +14,8 @@
 #include <ostream>
 #include <cstdint>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @class DDSCollection <fairmq/sdk/DDSCollection.h>
@@ -42,8 +41,6 @@ class DDSCollection
     Id fId;
 };
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSCOLLECTION_H */

fairmq/sdk/DDSEnvironment.cxx

@@ -11,14 +11,13 @@
 #include <cstdlib>
 #include <dds/dds.h>
 #include <fairlogger/Logger.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/InstanceLimit.h>
 #include <fairmq/sdk/DDSInfo.h>
 #include <sstream>
 #include <utility>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 struct DDSEnvironment::Impl
 {
@@ -133,6 +132,4 @@ auto operator<<(std::ostream& os, DDSEnvironment env) -> std::ostream&
               << "$DDS_CONFIG_HOME: " << env.GetConfigHome() / DDSEnvironment::Path(".DDS");
 }
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk

fairmq/sdk/DDSEnvironment.h

@@ -13,9 +13,8 @@
 #include <memory>
 #include <ostream>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @class DDSEnvironment DDSSession.h <fairmq/sdk/DDSSession.h>
@@ -40,8 +39,6 @@ class DDSEnvironment
 
 using DDSEnv = DDSEnvironment;
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSENVIRONMENT_H */

fairmq/sdk/DDSInfo.h.in

@@ -11,23 +11,11 @@
 
 #include <string>
 
-namespace dds {
-namespace tools_api {
+namespace dds::tools_api { class CSession; }
+namespace dds::topology_api { class CTopology; }
 
-class CSession;
-
-}   // namespace tools_api
-
-namespace topology_api {
-
-class CTopology;
-
-}   // namespace topology_api
-}   // namespace dds
-
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 const std::string DDSVersion("@DDS_VERSION@");
 const std::string DDSInstallPrefix("@DDS_INSTALL_PREFIX@");
@@ -36,8 +24,6 @@ const std::string DDSIncludeDir("@DDS_INCDIR@");
 const std::string DDSLibraryDir("@DDS_LIBDIR@");
 const std::string DDSPluginDir("@DDS_PLUGINDIR@");
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSINFO_H */

fairmq/sdk/DDSSession.cxx

@@ -14,7 +14,8 @@
 #include <cstdlib>
 #include <dds/dds.h>
 #include <fairlogger/Logger.h>
-#include <fairmq/Tools.h>
+#include <fairmq/tools/Strings.h>
+#include <fairmq/tools/Semaphore.h>
 #include <fairmq/sdk/DDSAgent.h>
 #include <fairmq/sdk/DDSEnvironment.h>
 #include <fairmq/sdk/DDSTopology.h>
@@ -24,9 +25,8 @@
 #include <utility>
 #include <vector>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 auto operator<<(std::ostream& os, DDSRMSPlugin plugin) -> std::ostream&
 {
@@ -65,8 +65,6 @@ struct DDSSession::Impl
         , fId(to_string(fSession->create()))
         , fStopOnDestruction(false)
     {
-        setenv("DDS_SESSION_ID", fId.c_str(), 1);
-
         fDDSService.subscribeOnError([](const dds::intercom_api::EErrorCode errorCode, const std::string& msg) {
             std::cerr << "DDS error, error code: " << errorCode << ", error message: " << msg << std::endl;
         });
@@ -81,10 +79,6 @@ struct DDSSession::Impl
         , fStopOnDestruction(false)
     {
         fSession->attach(fId);
-        auto envId(std::getenv("DDS_SESSION_ID"));
-        if (envId != nullptr && std::string(envId) != fId) {
-            setenv("DDS_SESSION_ID", fId.c_str(), 1);
-        }
 
         fDDSService.subscribeOnError([](const dds::intercom_api::EErrorCode errorCode, const std::string& msg) {
             std::cerr << "DDS error, error code: " << errorCode << ", error message: " << msg << std::endl;
@@ -99,11 +93,6 @@ struct DDSSession::Impl
         , fId(to_string(fSession->getSessionID()))
         , fStopOnDestruction(false)
     {
-        auto envId(std::getenv("DDS_SESSION_ID"));
-        if (envId != nullptr && std::string(envId) != fId) {
-            setenv("DDS_SESSION_ID", fId.c_str(), 1);
-        }
-
         // Sanity check
         if (!fSession->IsRunning()) {
             throw std::runtime_error("Given CSession must be running");
@@ -123,10 +112,6 @@ struct DDSSession::Impl
     Impl(Impl&&) = delete;
     Impl& operator=(Impl&&) = delete;
 
-    struct Tag {};
-    friend auto operator<<(std::ostream& os, Tag) -> std::ostream& { return os << "DDSSession"; }
-    tools::InstanceLimiter<Tag, 1> fCount;
-
     DDSEnvironment fEnv;
     DDSRMSPlugin fRMSPlugin;
     Path fRMSConfig;
@@ -398,6 +383,4 @@ auto getMostRecentRunningDDSSession(DDSEnv env) -> DDSSession
     return DDSSession(DDSSession::Id(sessionId), std::move(env));
 }
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk

fairmq/sdk/DDSSession.h

@@ -24,9 +24,8 @@
 #include <functional>
 #include <vector>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @enum DDSRMSPlugin DDSSession.h <fairmq/sdk/DDSSession.h>
@@ -114,8 +113,6 @@ class DDSSession
 
 auto getMostRecentRunningDDSSession(DDSEnv env = {}) -> DDSSession;
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSSESSION_H */

fairmq/sdk/DDSTask.h

@@ -14,9 +14,8 @@
 #include <ostream>
 #include <cstdint>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @class DDSTask <fairmq/sdk/DDSTask.h>
@@ -45,8 +44,6 @@ class DDSTask
     DDSCollection::Id fCollectionId;
 };
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSTASK_H */

fairmq/sdk/DDSTopology.cxx

@@ -11,16 +11,14 @@
 #include <boost/range/iterator_range.hpp>
 #include <dds/dds.h>
 #include <fairlogger/Logger.h>
-#include <fairmq/Tools.h>
 #include <fairmq/sdk/DDSEnvironment.h>
 #include <memory>
 #include <sstream>
 #include <stdexcept>
 #include <utility>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 struct DDSTopology::Impl
 {
@@ -113,6 +111,4 @@ try {
     return os << "DDS topology: " << t.GetName();
 }
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk

fairmq/sdk/DDSTopology.h

@@ -18,9 +18,8 @@
 #include <string>
 #include <vector>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /**
  * @class DDSTopology DDSTopology.h <fairmq/sdk/DDSTopology.h>
@@ -71,8 +70,6 @@ class DDSTopology
 
 using DDSTopo = DDSTopology;
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_DDSTOPOLOGY_H */

fairmq/sdk/Error.cxx

@@ -8,8 +8,8 @@
 
 #include "Error.h"
 
-namespace fair {
-namespace mq {
+namespace fair::mq
+{
 
 const char* ErrorCategory::name() const noexcept
 {
@@ -40,5 +40,4 @@ const ErrorCategory errorCategory{};
 
 std::error_code MakeErrorCode(ErrorCode e) { return {static_cast<int>(e), errorCategory}; }
 
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq

fairmq/sdk/Error.h

@@ -13,9 +13,11 @@
 #include <stdexcept>
 #include <system_error>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq
+{
+
+namespace sdk
+{
 
 struct RuntimeError : ::std::runtime_error
 {
@@ -25,11 +27,6 @@ struct RuntimeError : ::std::runtime_error
     {}
 };
 
-struct MixedStateError : RuntimeError
-{
-    using RuntimeError::RuntimeError;
-};
-
 } /* namespace sdk */
 
 enum class ErrorCode
@@ -50,15 +47,15 @@ struct ErrorCategory : std::error_category
   std::string message(int ev) const override;
 };
 
-} /* namespace mq */
-} /* namespace fair */
+} // namespace fair::mq
 
-namespace std {
+namespace std
+{
 
 template<>
 struct is_error_code_enum<fair::mq::ErrorCode> : true_type
 {};
 
-}   // namespace std
+} // namespace std
 
 #endif /* FAIR_MQ_SDK_ERROR_H */

fairmq/sdk/Topology.cxx

@@ -10,21 +10,20 @@
 
 #include <dds/dds.h>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 /// @brief Helper to (Re)Construct a FairMQ topology based on already existing native DDS API objects
 /// @param nativeSession Existing and initialized CSession (either via create() or attach())
 /// @param nativeTopo Existing CTopology that is activated on the given nativeSession
 /// @param env Optional DDSEnv (needed primarily for unit testing)
+/// @param blockUntilConnected if true, ctor will wait for all tasks to confirm subscriptions
 auto MakeTopology(dds::topology_api::CTopology nativeTopo,
                   std::shared_ptr<dds::tools_api::CSession> nativeSession,
-                  DDSEnv env) -> Topology
+                  DDSEnv env,
+                  bool blockUntilConnected) -> Topology
 {
-    return {DDSTopo(std::move(nativeTopo), env), DDSSession(std::move(nativeSession), env)};
+    return {DDSTopo(std::move(nativeTopo), env), DDSSession(std::move(nativeSession), env), blockUntilConnected};
 }
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk

fairmq/sdk/Topology.h

@@ -48,9 +48,8 @@
 #include <utility>
 #include <vector>
 
-namespace fair {
-namespace mq {
-namespace sdk {
+namespace fair::mq::sdk
+{
 
 using DeviceId = std::string;
 using DeviceState = fair::mq::State;
@@ -70,6 +69,65 @@ const std::map<DeviceTransition, DeviceState> expectedState =
     { DeviceTransition::End,          DeviceState::Exiting }
 };
 
+// mirrors DeviceState, but adds a "Mixed" state that represents a topology where devices are currently not in the same state.
+enum class AggregatedTopologyState : int
+{
+    Undefined = static_cast<int>(fair::mq::State::Undefined),
+    Ok = static_cast<int>(fair::mq::State::Ok),
+    Error = static_cast<int>(fair::mq::State::Error),
+    Idle = static_cast<int>(fair::mq::State::Idle),
+    InitializingDevice = static_cast<int>(fair::mq::State::InitializingDevice),
+    Initialized = static_cast<int>(fair::mq::State::Initialized),
+    Binding = static_cast<int>(fair::mq::State::Binding),
+    Bound = static_cast<int>(fair::mq::State::Bound),
+    Connecting = static_cast<int>(fair::mq::State::Connecting),
+    DeviceReady = static_cast<int>(fair::mq::State::DeviceReady),
+    InitializingTask = static_cast<int>(fair::mq::State::InitializingTask),
+    Ready = static_cast<int>(fair::mq::State::Ready),
+    Running = static_cast<int>(fair::mq::State::Running),
+    ResettingTask = static_cast<int>(fair::mq::State::ResettingTask),
+    ResettingDevice = static_cast<int>(fair::mq::State::ResettingDevice),
+    Exiting = static_cast<int>(fair::mq::State::Exiting),
+    Mixed
+};
+
+inline auto operator==(DeviceState lhs, AggregatedTopologyState rhs) -> bool
+{
+    return static_cast<int>(lhs) == static_cast<int>(rhs);
+}
+
+inline auto operator==(AggregatedTopologyState lhs, DeviceState rhs) -> bool
+{
+    return static_cast<int>(lhs) == static_cast<int>(rhs);
+}
+
+inline std::ostream& operator<<(std::ostream& os, const AggregatedTopologyState& state)
+{
+    if (state == AggregatedTopologyState::Mixed) {
+        return os << "MIXED";
+    } else {
+        return os << static_cast<DeviceState>(state);
+    }
+}
+
+inline std::string GetAggregatedTopologyStateName(AggregatedTopologyState s)
+{
+    if (s == AggregatedTopologyState::Mixed) {
+        return "MIXED";
+    } else {
+        return GetStateName(static_cast<State>(s));
+    }
+}
+
+inline AggregatedTopologyState GetAggregatedTopologyState(const std::string& state)
+{
+    if (state == "MIXED") {
+        return AggregatedTopologyState::Mixed;
+    } else {
+        return static_cast<AggregatedTopologyState>(GetState(state));
+    }
+}
+
 struct DeviceStatus
 {
     bool subscribed_to_state_changes;
@@ -100,22 +158,22 @@ using TopologyStateByTask = std::unordered_map<DDSTask::Id, DeviceStatus>;
 using TopologyStateByCollection = std::unordered_map<DDSCollection::Id, std::vector<DeviceStatus>>;
 using TopologyTransition = fair::mq::Transition;
 
-inline DeviceState AggregateState(const TopologyState& topologyState)
+inline AggregatedTopologyState AggregateState(const TopologyState& topologyState)
 {
     DeviceState first = topologyState.begin()->state;
 
     if (std::all_of(topologyState.cbegin(), topologyState.cend(), [&](TopologyState::value_type i) {
             return i.state == first;
         })) {
-        return first;
+        return static_cast<AggregatedTopologyState>(first);
     }
 
-    throw MixedStateError("State is not uniform");
+    return AggregatedTopologyState::Mixed;
 }
 
 inline bool StateEqualsTo(const TopologyState& topologyState, DeviceState state)
 {
-    return AggregateState(topologyState) == state;
+    return AggregateState(topologyState) == static_cast<AggregatedTopologyState>(state);
 }
 
 inline TopologyStateByCollection GroupByCollectionId(const TopologyState& topologyState)
@@ -157,24 +215,30 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     /// @brief (Re)Construct a FairMQ topology from an existing DDS topology
     /// @param topo DDSTopology
     /// @param session DDSSession
-    BasicTopology(DDSTopology topo, DDSSession session)
-        : BasicTopology<Executor, Allocator>(asio::system_executor(), std::move(topo), std::move(session))
+    /// @param blockUntilConnected if true, ctor will wait for all tasks to confirm subscriptions
+    BasicTopology(DDSTopology topo, DDSSession session, bool blockUntilConnected = false)
+        : BasicTopology<Executor, Allocator>(asio::system_executor(), std::move(topo), std::move(session), blockUntilConnected)
     {}
 
     /// @brief (Re)Construct a FairMQ topology from an existing DDS topology
     /// @param ex I/O executor to be associated
     /// @param topo DDSTopology
     /// @param session DDSSession
+    /// @param blockUntilConnected if true, ctor will wait for all tasks to confirm subscriptions
     /// @throws RuntimeError
     BasicTopology(const Executor& ex,
                   DDSTopology topo,
                   DDSSession session,
+                  bool blockUntilConnected = false,
                   Allocator alloc = DefaultAllocator())
         : AsioBase<Executor, Allocator>(ex, std::move(alloc))
         , fDDSSession(std::move(session))
         , fDDSTopo(std::move(topo))
         , fStateData()
         , fStateIndex()
+        , fMtx(std::make_unique<std::mutex>())
+        , fStateChangeSubscriptionsCV(std::make_unique<std::condition_variable>())
+        , fNumStateChangePublishers(0)
         , fHeartbeatsTimer(asio::system_executor())
         , fHeartbeatInterval(600000)
     {
@@ -190,6 +254,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
 
         fDDSSession.StartDDSService();
         SubscribeToStateChanges();
+        if (blockUntilConnected) {
+            WaitForPublisherCount(fStateIndex.size());
+        }
     }
 
     /// not copyable
@@ -204,7 +271,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     {
         UnsubscribeFromStateChanges();
 
-        std::lock_guard<std::mutex> lk(fMtx);
+        std::lock_guard<std::mutex> lk(*fMtx);
         fDDSSession.UnsubscribeFromCommands();
         try {
             for (auto& op : fChangeStateOps) {
@@ -223,6 +290,14 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         fHeartbeatsTimer.async_wait(std::bind(&BasicTopology::SendSubscriptionHeartbeats, this, std::placeholders::_1));
     }
 
+    void WaitForPublisherCount(unsigned int number)
+    {
+        std::unique_lock<std::mutex> lk(*fMtx);
+        fStateChangeSubscriptionsCV->wait(lk, [&](){
+            return fNumStateChangePublishers == number;
+        });
+    }
+
     void SendSubscriptionHeartbeats(const std::error_code& ec)
     {
         if (!ec) {
@@ -247,13 +322,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         fDDSSession.SendCommand(cmd::Cmds(cmd::make<cmd::UnsubscribeFromStateChange>()).Serialize());
 
         // wait for all tasks to confirm unsubscription
-        std::unique_lock<std::mutex> lk(fMtx);
-        fStateChangeUnsubscriptionCV.wait(lk, [&](){
-            unsigned int count = std::count_if(fStateIndex.cbegin(), fStateIndex.cend(), [=](const auto& s) {
-                return fStateData.at(s.second).subscribed_to_state_changes == false;
-            });
-            return count == fStateIndex.size();
-        });
+        WaitForPublisherCount(0);
     }
 
     void SubscribeToCommands()
@@ -299,11 +368,19 @@ class BasicTopology : public AsioBase<Executor, Allocator>
             DDSTask::Id taskId(cmd.GetTaskId());
 
             try {
-                std::lock_guard<std::mutex> lk(fMtx);
+                std::unique_lock<std::mutex> lk(*fMtx);
                 DeviceStatus& task = fStateData.at(fStateIndex.at(taskId));
-                task.subscribed_to_state_changes = true;
+                if (!task.subscribed_to_state_changes) {
+                    task.subscribed_to_state_changes = true;
+                    ++fNumStateChangePublishers;
+                } else {
+                    FAIR_LOG(warn) << "Task '" << task.taskId << "' sent subscription confirmation more than once";
+                }
+                lk.unlock();
+                fStateChangeSubscriptionsCV->notify_one();
             } catch (const std::exception& e) {
                 FAIR_LOG(error) << "Exception in HandleCmd(cmd::StateChangeSubscription const&): " << e.what();
+                FAIR_LOG(error) << "Possibly no task with id '" << taskId << "'?";
             }
         } else {
             FAIR_LOG(error) << "State change subscription failed for device: " << cmd.GetDeviceId() << ", task id: " << cmd.GetTaskId();
@@ -316,11 +393,16 @@ class BasicTopology : public AsioBase<Executor, Allocator>
             DDSTask::Id taskId(cmd.GetTaskId());
 
             try {
-                std::unique_lock<std::mutex> lk(fMtx);
+                std::unique_lock<std::mutex> lk(*fMtx);
                 DeviceStatus& task = fStateData.at(fStateIndex.at(taskId));
-                task.subscribed_to_state_changes = false;
+                if (task.subscribed_to_state_changes) {
+                    task.subscribed_to_state_changes = false;
+                    --fNumStateChangePublishers;
+                } else {
+                    FAIR_LOG(warn) << "Task '" << task.taskId << "' sent unsubscription confirmation more than once";
+                }
                 lk.unlock();
-                fStateChangeUnsubscriptionCV.notify_one();
+                fStateChangeSubscriptionsCV->notify_one();
             } catch (const std::exception& e) {
                 FAIR_LOG(error) << "Exception in HandleCmd(cmd::StateChangeUnsubscription const&): " << e.what();
             }
@@ -338,13 +420,14 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         DDSTask::Id taskId(cmd.GetTaskId());
 
         try {
-            std::lock_guard<std::mutex> lk(fMtx);
+            std::lock_guard<std::mutex> lk(*fMtx);
             DeviceStatus& task = fStateData.at(fStateIndex.at(taskId));
             task.lastState = cmd.GetLastState();
             task.state = cmd.GetCurrentState();
             // if the task is exiting, it will not respond to unsubscription request anymore, set it to false now.
             if (task.state == DeviceState::Exiting) {
                 task.subscribed_to_state_changes = false;
+                --fNumStateChangePublishers;
             }
             // FAIR_LOG(debug) << "Updated state entry: taskId=" << taskId << ", state=" << state;
 
@@ -362,13 +445,16 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     auto HandleCmd(cmd::TransitionStatus const& cmd) -> void
     {
         if (cmd.GetResult() != cmd::Result::Ok) {
-            FAIR_LOG(error) << cmd.GetTransition() << " transition failed for " << cmd.GetDeviceId();
             DDSTask::Id taskId(cmd.GetTaskId());
-            std::lock_guard<std::mutex> lk(fMtx);
+            std::lock_guard<std::mutex> lk(*fMtx);
             for (auto& op : fChangeStateOps) {
-                if (!op.second.IsCompleted() && op.second.ContainsTask(taskId) &&
-                    fStateData.at(fStateIndex.at(taskId)).state != op.second.GetTargetState()) {
-                    op.second.Complete(MakeErrorCode(ErrorCode::DeviceChangeStateFailed));
+                if (!op.second.IsCompleted() && op.second.ContainsTask(taskId)) {
+                    if (fStateData.at(fStateIndex.at(taskId)).state != op.second.GetTargetState()) {
+                        FAIR_LOG(error) << cmd.GetTransition() << " transition failed for " << cmd.GetDeviceId() << ", device is in " << cmd.GetCurrentState() << " state.";
+                        op.second.Complete(MakeErrorCode(ErrorCode::DeviceChangeStateFailed));
+                    } else {
+                        FAIR_LOG(debug) << cmd.GetTransition() << " transition failed for " << cmd.GetDeviceId() << ", device is already in " << cmd.GetCurrentState() << " state.";
+                    }
                 }
             }
         }
@@ -376,7 +462,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
 
     auto HandleCmd(cmd::Properties const& cmd) -> void
     {
-        std::unique_lock<std::mutex> lk(fMtx);
+        std::unique_lock<std::mutex> lk(*fMtx);
         try {
             auto& op(fGetPropertiesOps.at(cmd.GetRequestId()));
             lk.unlock();
@@ -390,7 +476,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
 
     auto HandleCmd(cmd::PropertiesSet const& cmd) -> void
     {
-        std::unique_lock<std::mutex> lk(fMtx);
+        std::unique_lock<std::mutex> lk(*fMtx);
         try {
             auto& op(fSetPropertiesOps.at(cmd.GetRequestId()));
             lk.unlock();
@@ -402,7 +488,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         }
     }
 
-    using Duration = std::chrono::milliseconds;
+    using Duration = std::chrono::microseconds;
     using ChangeStateCompletionSignature = void(std::error_code, TopologyState);
 
   private:
@@ -439,6 +525,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     }
                 });
             }
+            if (fTasks.empty()) {
+                FAIR_LOG(warn) << "ChangeState initiated on an empty set of tasks, check the path argument.";
+            }
         }
         ChangeStateOp() = delete;
         ChangeStateOp(const ChangeStateOp&) = delete;
@@ -594,7 +683,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         return asio::async_initiate<CompletionToken, ChangeStateCompletionSignature>([&](auto handler) {
             typename ChangeStateOp::Id const id(tools::UuidHash());
 
-            std::lock_guard<std::mutex> lk(fMtx);
+            std::lock_guard<std::mutex> lk(*fMtx);
 
             for (auto it = begin(fChangeStateOps); it != end(fChangeStateOps);) {
                 if (it->second.IsCompleted()) {
@@ -612,7 +701,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                                       fDDSTopo.GetTasks(path),
                                       fStateData,
                                       timeout,
-                                      fMtx,
+                                      *fMtx,
                                       AsioBase<Executor, Allocator>::GetExecutor(),
                                       AsioBase<Executor, Allocator>::GetAllocator(),
                                       std::move(handler)));
@@ -697,7 +786,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     /// @return map of id : DeviceStatus
     auto GetCurrentState() const -> TopologyState
     {
-        std::lock_guard<std::mutex> lk(fMtx);
+        std::lock_guard<std::mutex> lk(*fMtx);
         return fStateData;
     }
 
@@ -741,6 +830,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     }
                 });
             }
+            if (fTasks.empty()) {
+                FAIR_LOG(warn) << "WaitForState initiated on an empty set of tasks, check the path argument.";
+            }
         }
         WaitForStateOp() = delete;
         WaitForStateOp(const WaitForStateOp&) = delete;
@@ -754,9 +846,8 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         {
             fCount = std::count_if(stateIndex.cbegin(), stateIndex.cend(), [=](const auto& s) {
                 if (ContainsTask(stateData.at(s.second).taskId)) {
-                    return stateData.at(s.second).state == fTargetCurrentState
-                           &&
-                           (stateData.at(s.second).lastState == fTargetLastState || fTargetLastState == DeviceState::Ok);
+                    return stateData.at(s.second).state == fTargetCurrentState &&
+                          (stateData.at(s.second).lastState == fTargetLastState || fTargetLastState == DeviceState::Undefined);
                 } else {
                     return false;
                 }
@@ -768,8 +859,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         {
             if (!fOp.IsCompleted() && ContainsTask(taskId)) {
                 if (currentState == fTargetCurrentState &&
-                    (lastState == fTargetLastState ||
-                     fTargetLastState == DeviceState::Ok)) {
+                    (lastState == fTargetLastState || fTargetLastState == DeviceState::Undefined)) {
                     ++fCount;
                 }
                 TryCompletion();
@@ -824,7 +914,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         return asio::async_initiate<CompletionToken, WaitForStateCompletionSignature>([&](auto handler) {
             typename GetPropertiesOp::Id const id(tools::UuidHash());
 
-            std::lock_guard<std::mutex> lk(fMtx);
+            std::lock_guard<std::mutex> lk(*fMtx);
 
             for (auto it = begin(fWaitForStateOps); it != end(fWaitForStateOps);) {
                 if (it->second.IsCompleted()) {
@@ -842,7 +932,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                                       targetCurrentState,
                                       fDDSTopo.GetTasks(path),
                                       timeout,
-                                      fMtx,
+                                      *fMtx,
                                       AsioBase<Executor, Allocator>::GetExecutor(),
                                       AsioBase<Executor, Allocator>::GetAllocator(),
                                       std::move(handler)));
@@ -873,7 +963,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     template<typename CompletionToken>
     auto AsyncWaitForState(const DeviceState targetCurrentState, CompletionToken&& token)
     {
-        return AsyncWaitForState(DeviceState::Ok, targetCurrentState, "", Duration(0), std::move(token));
+        return AsyncWaitForState(DeviceState::Undefined, targetCurrentState, "", Duration(0), std::move(token));
     }
 
     /// @brief Wait for selected FairMQ devices to reach given last & current state in this topology
@@ -903,7 +993,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     auto WaitForState(const DeviceState targetCurrentState, const std::string& path = "", Duration timeout = Duration(0))
         -> std::error_code
     {
-        return WaitForState(DeviceState::Ok, targetCurrentState, path, timeout);
+        return WaitForState(DeviceState::Undefined, targetCurrentState, path, timeout);
     }
 
     using GetPropertiesCompletionSignature = void(std::error_code, GetPropertiesResult);
@@ -938,6 +1028,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     }
                 });
             }
+            if (expectedCount == 0) {
+                FAIR_LOG(warn) << "GetProperties initiated on an empty set of tasks, check the path argument.";
+            }
             // FAIR_LOG(debug) << "GetProperties " << fId << " with expected count of " << fExpectedCount << " started.";
         }
         GetPropertiesOp() = delete;
@@ -1002,7 +1095,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
             [&](auto handler) {
                 typename GetPropertiesOp::Id const id(tools::UuidHash());
 
-                std::lock_guard<std::mutex> lk(fMtx);
+                std::lock_guard<std::mutex> lk(*fMtx);
 
                 for (auto it = begin(fGetPropertiesOps); it != end(fGetPropertiesOps);) {
                     if (it->second.IsCompleted()) {
@@ -1018,7 +1111,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     std::forward_as_tuple(id,
                                           fDDSTopo.GetTasks(path).size(),
                                           timeout,
-                                          fMtx,
+                                          *fMtx,
                                           AsioBase<Executor, Allocator>::GetExecutor(),
                                           AsioBase<Executor, Allocator>::GetAllocator(),
                                           std::move(handler)));
@@ -1093,6 +1186,9 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     }
                 });
             }
+            if (expectedCount == 0) {
+                FAIR_LOG(warn) << "SetProperties initiated on an empty set of tasks, check the path argument.";
+            }
             // FAIR_LOG(debug) << "SetProperties " << fId << " with expected count of " << fExpectedCount << " started.";
         }
         SetPropertiesOp() = delete;
@@ -1155,7 +1251,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
             [&](auto handler) {
                 typename SetPropertiesOp::Id const id(tools::UuidHash());
 
-                std::lock_guard<std::mutex> lk(fMtx);
+                std::lock_guard<std::mutex> lk(*fMtx);
 
                 for (auto it = begin(fGetPropertiesOps); it != end(fGetPropertiesOps);) {
                     if (it->second.IsCompleted()) {
@@ -1171,7 +1267,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
                     std::forward_as_tuple(id,
                                           fDDSTopo.GetTasks(path).size(),
                                           timeout,
-                                          fMtx,
+                                          *fMtx,
                                           AsioBase<Executor, Allocator>::GetExecutor(),
                                           AsioBase<Executor, Allocator>::GetAllocator(),
                                           std::move(handler)));
@@ -1224,9 +1320,10 @@ class BasicTopology : public AsioBase<Executor, Allocator>
     TopologyState fStateData;
     TopologyStateIndex fStateIndex;
 
-    mutable std::mutex fMtx;
+    mutable std::unique_ptr<std::mutex> fMtx;
 
-    std::condition_variable fStateChangeUnsubscriptionCV;
+    std::unique_ptr<std::condition_variable> fStateChangeSubscriptionsCV;
+    unsigned int fNumStateChangePublishers;
     asio::steady_timer fHeartbeatsTimer;
     Duration fHeartbeatInterval;
 
@@ -1242,7 +1339,7 @@ class BasicTopology : public AsioBase<Executor, Allocator>
         int index = 0;
 
         for (const auto& task : fDDSTopo.GetTasks()) {
-            fStateData.push_back(DeviceStatus{false, DeviceState::Ok, DeviceState::Ok, task.GetId(), task.GetCollectionId()});
+            fStateData.push_back(DeviceStatus{false, DeviceState::Undefined, DeviceState::Undefined, task.GetId(), task.GetCollectionId()});
             fStateIndex.emplace(task.GetId(), index);
             index++;
         }
@@ -1262,12 +1359,12 @@ using Topo = Topology;
 /// @param nativeSession Existing and initialized CSession (either via create() or attach())
 /// @param nativeTopo Existing CTopology that is activated on the given nativeSession
 /// @param env Optional DDSEnv (needed primarily for unit testing)
+/// @param blockUntilConnected if true, ctor will wait for all tasks to confirm subscriptions
 auto MakeTopology(dds::topology_api::CTopology nativeTopo,
                   std::shared_ptr<dds::tools_api::CSession> nativeSession,
-                  DDSEnv env = {}) -> Topology;
+                  DDSEnv env = {},
+                  bool blockUntilConnected = false) -> Topology;
 
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk
 
 #endif /* FAIR_MQ_SDK_TOPOLOGY_H */

fairmq/sdk/Traits.h

@@ -13,8 +13,7 @@
 #include <asio/associated_executor.hpp>
 #include <type_traits>
 
-namespace asio {
-namespace detail {
+namespace asio::detail {
 
 /// Specialize to match our coding conventions
 template<typename T, typename Executor>
@@ -44,7 +43,6 @@ struct associated_allocator_impl<T,
     }
 };
 
-} /* namespace detail */
-} /* namespace asio */
+} /* namespace asio::detail */
 
 #endif /* FAIR_MQ_SDK_TRAITS_H */

fairmq/sdk/commands/Commands.cxx

@@ -17,10 +17,8 @@
 
 using namespace std;
 
-namespace fair {
-namespace mq {
-namespace sdk {
-namespace cmd {
+namespace fair::mq::sdk::cmd
+{
 
 array<Result, 2> fbResultToResult =
 {
@@ -70,9 +68,10 @@ array<string, 17> typeNames =
     }
 };
 
-array<fair::mq::State, 15> fbStateToMQState =
+array<fair::mq::State, 16> fbStateToMQState =
 {
     {
+        fair::mq::State::Undefined,
         fair::mq::State::Ok,
         fair::mq::State::Error,
         fair::mq::State::Idle,
@@ -91,9 +90,10 @@ array<fair::mq::State, 15> fbStateToMQState =
     }
 };
 
-array<sdk::cmd::FBState, 15> mqStateToFBState =
+array<sdk::cmd::FBState, 16> mqStateToFBState =
 {
     {
+        sdk::cmd::FBState_Undefined,
         sdk::cmd::FBState_Ok,
         sdk::cmd::FBState_Error,
         sdk::cmd::FBState_Idle,
@@ -217,37 +217,37 @@ string Cmds::Serialize(const Format type) const
 
         switch (cmd->GetType()) {
             case Type::check_state: {
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
             }
             break;
             case Type::change_state: {
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_transition(GetFBTransition(static_cast<ChangeState&>(*cmd).GetTransition()));
             }
             break;
             case Type::dump_config: {
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
             }
             break;
             break;
             case Type::subscribe_to_state_change: {
                 auto _cmd = static_cast<SubscribeToStateChange&>(*cmd);
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_interval(_cmd.GetInterval());
             }
             break;
             case Type::unsubscribe_from_state_change: {
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
             }
             break;
             case Type::state_change_exiting_received: {
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
             }
             break;
             case Type::get_properties: {
                 auto _cmd = static_cast<GetProperties&>(*cmd);
                 auto query = fbb.CreateString(_cmd.GetQuery());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_request_id(_cmd.GetRequestId());
                 cmdBuilder->add_property_query(query);
             }
@@ -261,21 +261,21 @@ string Cmds::Serialize(const Format type) const
                     propsVector.push_back(CreateFBProperty(fbb, key, val));
                 }
                 auto props = fbb.CreateVector(propsVector);
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_request_id(_cmd.GetRequestId());
                 cmdBuilder->add_properties(props);
             }
             break;
             case Type::subscription_heartbeat: {
                 auto _cmd = static_cast<SubscriptionHeartbeat&>(*cmd);
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_interval(_cmd.GetInterval());
             }
             break;
             case Type::current_state: {
                 auto _cmd = static_cast<CurrentState&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_current_state(GetFBState(_cmd.GetCurrentState()));
             }
@@ -283,18 +283,19 @@ string Cmds::Serialize(const Format type) const
             case Type::transition_status: {
                 auto _cmd = static_cast<TransitionStatus&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_task_id(_cmd.GetTaskId());
                 cmdBuilder->add_result(GetFBResult(_cmd.GetResult()));
                 cmdBuilder->add_transition(GetFBTransition(_cmd.GetTransition()));
+                cmdBuilder->add_current_state(GetFBState(_cmd.GetCurrentState()));
             }
             break;
             case Type::config: {
                 auto _cmd = static_cast<Config&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
                 auto config = fbb.CreateString(_cmd.GetConfig());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_config_string(config);
             }
@@ -302,7 +303,7 @@ string Cmds::Serialize(const Format type) const
             case Type::state_change_subscription: {
                 auto _cmd = static_cast<StateChangeSubscription&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_task_id(_cmd.GetTaskId());
                 cmdBuilder->add_result(GetFBResult(_cmd.GetResult()));
@@ -311,7 +312,7 @@ string Cmds::Serialize(const Format type) const
             case Type::state_change_unsubscription: {
                 auto _cmd = static_cast<StateChangeUnsubscription&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_task_id(_cmd.GetTaskId());
                 cmdBuilder->add_result(GetFBResult(_cmd.GetResult()));
@@ -320,7 +321,7 @@ string Cmds::Serialize(const Format type) const
             case Type::state_change: {
                 auto _cmd = static_cast<StateChange&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_task_id(_cmd.GetTaskId());
                 cmdBuilder->add_last_state(GetFBState(_cmd.GetLastState()));
@@ -339,7 +340,7 @@ string Cmds::Serialize(const Format type) const
                     propsVector.push_back(prop);
                 }
                 auto props = fbb.CreateVector(propsVector);
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_request_id(_cmd.GetRequestId());
                 cmdBuilder->add_result(GetFBResult(_cmd.GetResult()));
@@ -349,7 +350,7 @@ string Cmds::Serialize(const Format type) const
             case Type::properties_set: {
                 auto _cmd = static_cast<PropertiesSet&>(*cmd);
                 auto deviceId = fbb.CreateString(_cmd.GetDeviceId());
-                cmdBuilder = tools::make_unique<FBCommandBuilder>(fbb);
+                cmdBuilder = make_unique<FBCommandBuilder>(fbb);
                 cmdBuilder->add_device_id(deviceId);
                 cmdBuilder->add_request_id(_cmd.GetRequestId());
                 cmdBuilder->add_result(GetFBResult(_cmd.GetResult()));
@@ -443,7 +444,7 @@ void Cmds::Deserialize(const string& str, const Format type)
                 fCmds.emplace_back(make<CurrentState>(cmdPtr.device_id()->str(), GetMQState(cmdPtr.current_state())));
             break;
             case FBCmd_transition_status:
-                fCmds.emplace_back(make<TransitionStatus>(cmdPtr.device_id()->str(), cmdPtr.task_id(), GetResult(cmdPtr.result()), GetMQTransition(cmdPtr.transition())));
+                fCmds.emplace_back(make<TransitionStatus>(cmdPtr.device_id()->str(), cmdPtr.task_id(), GetResult(cmdPtr.result()), GetMQTransition(cmdPtr.transition()), GetMQState(cmdPtr.current_state())));
             break;
             case FBCmd_config:
                 fCmds.emplace_back(make<Config>(cmdPtr.device_id()->str(), cmdPtr.config_string()->str()));
@@ -475,7 +476,4 @@ void Cmds::Deserialize(const string& str, const Format type)
     }
 }
 
-}   // namespace cmd
-}   // namespace sdk
-}   // namespace mq
-}   // namespace fair
+} // namespace fair::mq::sdk::cmd