Make shmem headers public

Deprecated via d3bbf3756d
and removed via 49fcd03434
in Boost 1.87 or Asio 1.33.

.devcontainer/devcontainer.json

@@ -0,0 +1,5 @@
+{
+  "image": "ghcr.io/fairrootgroup/fairmq-dev/fedora-38:latest",
+  "features": {
+  }
+}

.github/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    target-branch: "dev"
+    schedule:
+      interval: "monthly"
+  - package-ecosystem: "gitsubmodule"
+    directory: "/"
+    target-branch: "dev"
+    schedule:
+      interval: "monthly"

.github/workflows/check_metadata.yaml

@@ -0,0 +1,29 @@
+# SPDX-FileCopyrightText: 2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH, Darmstadt, Germany
+#
+# SPDX-License-Identifier: CC0-1.0
+
+name: Check AUTHORS and CONTRIBUTORS in metadata
+
+on:
+  push:
+    paths:
+    - AUTHORS
+    - CONTRIBUTORS
+    - codemeta.json
+    - .zenodo.json
+  pull_request:
+    paths:
+    - AUTHORS
+    - CONTRIBUTORS
+    - codemeta.json
+    - .zenodo.json
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Try updating metadata
+        run: python meta_update.py
+      - name: Check for Updates
+        run: git diff --exit-code

.github/workflows/codemeta_validate.yaml

@@ -0,0 +1,21 @@
+name: validate codemeta
+
+on:
+  push:
+    paths:
+    - codemeta.json
+    - .github/workflows/codemeta_validate.yaml
+  pull_request:
+    paths:
+    - codemeta.json
+    - .github/workflows/codemeta_validate.yaml
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: gitlab-registry.in2p3.fr/escape2020/wp3/eossr:v1.0
+    steps:
+      - uses: actions/checkout@v4
+      - name: validate codemeta
+        run: eossr-metadata-validator codemeta.json

.github/workflows/fair-software.yml

@@ -0,0 +1,16 @@
+name: fair-software
+
+on: push
+
+jobs:
+  verify:
+    name: "fair-software"
+    runs-on: ubuntu-latest
+    if: github.repository == 'FairRootGroup/FairMQ'
+    steps:
+      - uses: fair-software/howfairis-github-action@0.2.1
+        name: Measure compliance with fair-software.eu recommendations
+        env:
+          PYCHARM_HOSTED: "Trick colorama into displaying colored output"
+        with:
+          MY_REPO_URL: "https://github.com/${{ github.repository }}"

.gitignore

@@ -4,3 +4,5 @@ install
 .vscode
 /compile_commands.json
 .cache
+.spack-env
+spack.lock

.zenodo.json

@@ -0,0 +1,88 @@
+{
+    "creators": [
+        {
+            "orcid": "0000-0002-8071-4497",
+            "name": "Al-Turany, Mohammad"
+        },
+        {
+            "orcid": "0000-0003-3787-1910",
+            "name": "Klein, Dennis"
+        },
+        {
+            "name": "Kollegger, Thorsten"
+        },
+        {
+            "orcid": "0000-0002-6249-155X",
+            "name": "Rybalchenko, Alexey"
+        },
+        {
+            "name": "Winckler, Nicolas"
+        }
+    ],
+    "contributors": [
+        {
+            "type": "Other",
+            "name": "Aphecetche, Laurent"
+        },
+        {
+            "type": "Other",
+            "name": "Binet, Sebastien"
+        },
+        {
+            "type": "Other",
+            "name": "Eulisse, Giulio"
+        },
+        {
+            "type": "Other",
+            "name": "Karabowicz, Radoslaw"
+        },
+        {
+            "type": "Other",
+            "name": "Kretz, Matthias"
+        },
+        {
+            "type": "Other",
+            "name": "Krzewicki, Mikolaj"
+        },
+        {
+            "type": "Other",
+            "name": "Lebedev, Andrey"
+        },
+        {
+            "type": "Other",
+            "name": "Mrnjavac, Teo"
+        },
+        {
+            "type": "Other",
+            "name": "Neskovic, Gvozden"
+        },
+        {
+            "type": "Other",
+            "name": "Richter, Matthias"
+        },
+        {
+            "type": "Other",
+            "orcid": "0000-0002-5321-8404",
+            "name": "Tacke, Christian"
+        },
+        {
+            "type": "Other",
+            "name": "Uhlig, Florian"
+        },
+        {
+            "type": "Other",
+            "name": "Wenzel, Sandro"
+        }
+    ],
+    "description": "<p>C++ Message Queuing Library and Framework</p>",
+    "related_identifiers": [
+        {
+            "identifier": "https://github.com/FairRootGroup/FairMQ/",
+            "relation": "isSupplementTo",
+            "resource_type": "software",
+            "scheme": "url"
+        }
+    ],
+    "title": "FairMQ",
+    "license": "LGPL-3.0-only"
+}

AUTHORS

@@ -1,5 +1,5 @@
-Al-Turany, Mohammad
-Klein, Dennis
+Al-Turany, Mohammad [https://orcid.org/0000-0002-8071-4497]
+Klein, Dennis [https://orcid.org/0000-0003-3787-1910]
 Kollegger, Thorsten
-Rybalchenko, Alexey
+Rybalchenko, Alexey [https://orcid.org/0000-0002-6249-155X]
 Winckler, Nicolas

CMakeLists.txt

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2018-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2018-2024 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -8,8 +8,7 @@
 
 
 # Project ######################################################################
-cmake_minimum_required(VERSION 3.15 FATAL_ERROR)
-cmake_policy(VERSION 3.15...3.22)
+cmake_minimum_required(VERSION 3.15...3.30 FATAL_ERROR)
 
 list(PREPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
 include(GitHelper)
@@ -27,10 +26,6 @@ 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_PMIX_PLUGIN   "Build PMIx plugin."
-                                         DEFAULT OFF REQUIRES "BUILD_FAIRMQ")
 fairmq_build_option(BUILD_EXAMPLES      "Build FairMQ examples."
                                          DEFAULT ON  REQUIRES "BUILD_FAIRMQ")
 fairmq_build_option(BUILD_TIDY_TOOL     "Build the fairmq-tidy tool."
@@ -86,12 +81,6 @@ endif()
 if(BUILD_TESTING)
   list(APPEND PROJECT_PACKAGE_COMPONENTS tests)
 endif()
-if(BUILD_PMIX_PLUGIN)
-  list(APPEND PROJECT_PACKAGE_COMPONENTS pmix_plugin)
-endif()
-if(BUILD_OFI_TRANSPORT)
-  list(APPEND PROJECT_PACKAGE_COMPONENTS ofi_transport)
-endif()
 if(BUILD_EXAMPLES)
   list(APPEND PROJECT_PACKAGE_COMPONENTS examples)
 endif()
@@ -137,5 +126,6 @@ fairmq_summary_components()
 fairmq_summary_static_analysis()
 fairmq_summary_install_prefix()
 fairmq_summary_debug_mode()
+fairmq_summary_compile_definitions()
 message(STATUS "  ")
 ################################################################################

CONTRIBUTORS

@@ -3,11 +3,11 @@ Binet, Sebastien
 Eulisse, Giulio
 Karabowicz, Radoslaw
 Kretz, Matthias <kretz@kde.org>
-Krzewicki, Mikolaj 
+Krzewicki, Mikolaj
 Lebedev, Andrey
 Mrnjavac, Teo <teo.m@cern.ch>
 Neskovic, Gvozden
 Richter, Matthias
-Tacke, Christian
+Tacke, Christian [https://orcid.org/0000-0002-5321-8404]
 Uhlig, Florian
 Wenzel, Sandro

FairMQTest.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-#    Copyright (C) 2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
+# Copyright (C) 2021-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -42,12 +42,6 @@ endif()
 ctest_start(Continuous)
 
 list(APPEND options "-DDISABLE_COLOR=ON" "-DBUILD_EXAMPLES=ON" "-DBUILD_TESTING=ON")
-if(HAS_PMIX)
-  list(APPEND options "-DBUILD_PMIX_PLUGIN=ON")
-endif()
-if(HAS_ASIO AND HAS_ASIOFI)
-  list(APPEND options "-DBUILD_OFI_TRANSPORT=ON")
-endif()
 if(RUN_STATIC_ANALYSIS)
   list(APPEND options "-DRUN_STATIC_ANALYSIS=ON")
 endif()
@@ -87,7 +81,7 @@ ctest_submit()
 
 if(NOT RUN_STATIC_ANALYSIS)
   ctest_test(BUILD "${CTEST_BINARY_DIRECTORY}"
-             PARALLEL_LEVEL 1
+             PARALLEL_LEVEL ${NCPUS}
              SCHEDULE_RANDOM ON
              RETURN_VALUE _ctest_test_ret_val)
 

Jenkinsfile

@@ -4,20 +4,21 @@ def jobMatrix(String type, List specs) {
   def nodes = [:]
   for (spec in specs) {
     def job = ""
-    def selector = ""
+    def selector = "slurm"
     def os = ""
     def ver = ""
 
     if (type == 'build') {
       job = "${spec.os}-${spec.ver}-${spec.arch}-${spec.compiler}"
-      selector = "${spec.os}-${spec.ver}-${spec.arch}"
+      if (spec.os =~ /^macos/) {
+        selector = "${spec.os}-${spec.ver}-${spec.arch}"
+      }
       os = spec.os
       ver = spec.ver
     } else { // == 'check'
       job = "${spec.name}"
-      selector = 'fedora-35-x86_64'
       os = 'fedora'
-      ver = '35'
+      ver = '36'
     }
 
     def label = "${job}"
@@ -36,14 +37,14 @@ def jobMatrix(String type, List specs) {
           sh "echo \"export LABEL=\\\"\${JOB_BASE_NAME} ${label}\\\"\" >> ${jobscript}"
           if (selector =~ /^macos/) {
             sh """\
-              echo \"export DDS_ROOT=\\\"\\\$(brew --prefix dds)\\\"\" >> ${jobscript}
-              echo \"export PATH=\\\"\\\$(brew --prefix dds)/bin:\\\$PATH\\\"\" >> ${jobscript}
               echo \"${ctestcmd}\" >> ${jobscript}
             """
             sh "cat ${jobscript}"
             sh "bash ${jobscript}"
-          } else {
-            def containercmd = "singularity exec --net --ipc --uts --pid -B/shared ${env.SINGULARITY_CONTAINER_ROOT}/fairmq/${os}.${ver}.sif bash -l -c \\\"${ctestcmd} ${extra}\\\""
+          } else { // selector == "slurm"
+            def imageurl = "oras://ghcr.io/fairrootgroup/fairmq-dev/${os}-${ver}-sif:latest"
+            def execopts = "--ipc --uts --pid -B/shared"
+            def containercmd = "singularity exec ${execopts} ${imageurl} bash -l -c \\\"${ctestcmd} ${extra}\\\""
             sh """\
               echo \"echo \\\"*** Job started at .......: \\\$(date -R)\\\"\" >> ${jobscript}
               echo \"echo \\\"*** Job ID ...............: \\\${SLURM_JOB_ID}\\\"\" >> ${jobscript}
@@ -67,12 +68,6 @@ def jobMatrix(String type, List specs) {
           deleteDir()
           githubNotify(context: "${label}", description: 'Success', status: 'SUCCESS')
         } catch (e) {
-          def tarball = "${type}_${job}_dds_logs.tar.gz"
-          if (fileExists("build/test/.DDS")) {
-            sh "tar czvf ${tarball} -C \${WORKSPACE}/build/test .DDS/"
-            archiveArtifacts tarball
-          }
-
           deleteDir()
           githubNotify(context: "${label}", description: 'Error', status: 'ERROR')
           throw e
@@ -89,19 +84,24 @@ pipeline{
     stage("CI") {
       steps{
         script {
-          def all = '-DHAS_ASIO=ON -DHAS_ASIOFI=ON -DHAS_PMIX=ON'
-
           def builds = jobMatrix('build', [
-            [os: 'ubuntu', ver: '20.04', arch: 'x86_64', compiler: 'gcc-9',  extra: all],
-            [os: 'fedora', ver: '32',    arch: 'x86_64', compiler: 'gcc-10', extra: all],
-            [os: 'fedora', ver: '33',    arch: 'x86_64', compiler: 'gcc-10', extra: all],
-            [os: 'fedora', ver: '34',    arch: 'x86_64', compiler: 'gcc-11', extra: all],
-            [os: 'fedora', ver: '35',    arch: 'x86_64', compiler: 'gcc-11', extra: all],
-            [os: 'macos',  ver: '12',    arch: 'x86_64', compiler: 'apple-clang-13', extra: '-DHAS_ASIO=ON'],
-            [os: 'macos',  ver: '12',    arch: 'arm64', compiler: 'apple-clang-13', extra: '-DHAS_ASIO=ON'],
+            [os: 'ubuntu', ver: '20.04', arch: 'x86_64', compiler: 'gcc-9'],
+            [os: 'ubuntu', ver: '22.04', arch: 'x86_64', compiler: 'gcc-11'],
+            [os: 'ubuntu', ver: '24.04', arch: 'x86_64', compiler: 'gcc-13'],
+            [os: 'fedora', ver: '33',    arch: 'x86_64', compiler: 'gcc-10'],
+            [os: 'fedora', ver: '34',    arch: 'x86_64', compiler: 'gcc-11'],
+            [os: 'fedora', ver: '35',    arch: 'x86_64', compiler: 'gcc-11'],
+            [os: 'fedora', ver: '36',    arch: 'x86_64', compiler: 'gcc-12'],
+            [os: 'fedora', ver: '37',    arch: 'x86_64', compiler: 'gcc-12'],
+            [os: 'fedora', ver: '38',    arch: 'x86_64', compiler: 'gcc-13'],
+            [os: 'fedora', ver: '39',    arch: 'x86_64', compiler: 'gcc-13'],
+            [os: 'fedora', ver: '40',    arch: 'x86_64', compiler: 'gcc-14'],
+            [os: 'macos',  ver: '14',    arch: 'x86_64', compiler: 'apple-clang-16'],
+            [os: 'macos',  ver: '15',    arch: 'x86_64', compiler: 'apple-clang-16'],
+            [os: 'macos',  ver: '15',    arch: 'arm64',  compiler: 'apple-clang-16'],
           ])
 
-          def all_debug = "${all} -DCMAKE_BUILD_TYPE=Debug"
+          def all_debug = "-DCMAKE_BUILD_TYPE=Debug"
 
           def checks = jobMatrix('check', [
             [name: 'static-analyzers', extra: "${all_debug} -DRUN_STATIC_ANALYSIS=ON"],

README.md

@@ -1,5 +1,11 @@
 <!-- {#mainpage} -->
-# FairMQ [![license](https://alfa-ci.gsi.de/shields/badge/license-LGPL--3.0-orange.svg)](COPYRIGHT)
+# FairMQ
+
+[![license](https://alfa-ci.gsi.de/shields/badge/license-LGPL--3.0-orange.svg)](COPYRIGHT)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1689985.svg)](https://doi.org/10.5281/zenodo.1689985)
+[![OpenSSF Best Practices](https://bestpractices.coreinfrastructure.org/projects/6915/badge)](https://bestpractices.coreinfrastructure.org/projects/6915)
+[![fair-software.eu](https://img.shields.io/badge/fair--software.eu-%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8B%20%20%E2%97%8F%20%20%E2%97%8F-yellow)](https://github.com/FairRootGroup/FairMQ/actions/workflows/fair-software.yml)
+[![Spack package](https://repology.org/badge/version-for-repo/spack/fairmq.svg)](https://repology.org/project/fairmq/versions)
 
 C++ Message Queuing Library and Framework
 
@@ -18,7 +24,8 @@ FairMQ is designed to help implementing large-scale data processing workflows ne
 The core of FairMQ provides an abstract asynchronous message passing API with scalability protocols
 inspired by [ZeroMQ](https://github.com/zeromq/libzmq) (e.g. PUSH/PULL, PUB/SUB).
 FairMQ provides multiple implementations for its API (so-called "transports",
-e.g. `zeromq`, `shmem` and `ofi` (in development)) to cover a variety of use cases
+e.g. `zeromq` and `shmem` (latest release of the `ofi` transport in v1.4.56, removed since v1.5+)) to cover
+a variety of use cases
 (e.g. inter-thread, inter-process, inter-node communication) and machines (e.g. Ethernet, Infiniband).
 In addition to this core functionality FairMQ provides a framework for creating "devices" - actors which
 are communicating through message passing. FairMQ does not only allow the user to use different transport
@@ -38,10 +45,10 @@ Recommended:
 
 ```bash
 git clone https://github.com/FairRootGroup/FairMQ fairmq_source
-cmake -S fairmq_source -B fairmq_build -GNinja -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=fairmq_install
+cmake -S fairmq_source -B fairmq_build -GNinja -DCMAKE_BUILD_TYPE=Release [-DBUILD_TESTING=ON]
 cmake --build fairmq_build
-cmake --build fairmq_build --target test
-cmake --build fairmq_build --target install
+[ctest --test-dir fairmq_build --output-on-failure --schedule-random -j<ncpus>] # needs -DBUILD_TESTING=ON
+cmake --install fairmq_build --prefix $(pwd)/fairmq_install
 ```
 
 Please consult the [manpages of your CMake version](https://cmake.org/cmake/help/latest/manual/cmake.1.html) for more options.
@@ -49,6 +56,25 @@ Please consult the [manpages of your CMake version](https://cmake.org/cmake/help
 If dependencies are not installed in standard system directories, you can hint the installation location via
 `-DCMAKE_PREFIX_PATH=...` or per dependency via `-D{DEPENDENCY}_ROOT=...` (`*_ROOT` variables can also be environment variables).
 
+## Installation via Spack
+
+Prerequisite: [Spack](https://spack.readthedocs.io/en/latest/getting_started.html)
+
+```bash
+spack info fairmq # inspect build options
+spack install fairmq # build latest packaged version with default options
+```
+
+Build FairMQ's dependencies via Spack for development:
+```bash
+git clone -b dev https://github.com/FairRootGroup/FairMQ fairmq_source
+spack --env fairmq_source install # installs deps declared in fairmq_source/spack.yaml
+spack env activate fairmq_source # sets $CMAKE_PREFIX_PATH which is used by CMake to find FairMQ's deps
+cmake -S fairmq_source -B fairmq_build -GNinja -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTING=ON
+# develop, compile, test
+spack env deactivate # at end of dev session, or simply close the shell
+```
+
 ## Usage
 
 FairMQ ships as a CMake package, so in your `CMakeLists.txt` you can discover it like this:
@@ -68,25 +94,14 @@ If FairMQ is not installed in system directories, you can hint the installation:
 list(PREPEND CMAKE_PREFIX_PATH /path/to/fairmq_install)
 ```
 
-Optionally, you can require certain FairMQ package components and a minimum version:
-
-```cmake
-find_package(FairMQ 1.4.50 COMPONENTS ofi_transport)
-```
-
-When building FairMQ, CMake will print a summary table of all available package components.
-
 ## Dependencies
 
-  * [asio](https://github.com/chriskohlhoff/asio)
-  * [asiofi](https://github.com/FairRootGroup/asiofi)
   * [Boost](https://www.boost.org/)
   * [CMake](https://cmake.org/)
   * [Doxygen](http://www.doxygen.org/)
   * [FairCMakeModules](https://github.com/FairRootGroup/FairCMakeModules) (optionally bundled)
   * [FairLogger](https://github.com/FairRootGroup/FairLogger)
   * [GTest](https://github.com/google/googletest) (optionally bundled)
-  * [PMIx](https://pmix.org/)
   * [ZeroMQ](http://zeromq.org/)
 
   Which dependencies are required depends on which components are built.
@@ -100,9 +115,8 @@ On command line:
   * `-DDISABLE_COLOR=ON` disables coloured console output.
   * `-DBUILD_TESTING=OFF` disables building of tests.
   * `-DBUILD_EXAMPLES=OFF` disables building of examples.
-  * `-DBUILD_OFI_TRANSPORT=ON` enables building of the experimental OFI transport.
-  * `-DBUILD_PMIX_PLUGIN=ON` enables building of the PMIx plugin.
   * `-DBUILD_DOCS=ON` enables building of API docs.
+  * `-DFAIRMQ_CHANNEL_DEFAULT_AUTOBIND=OFF` disable channel `autoBind` by default
   * You can hint non-system installations for dependent packages, see the #installation-from-source section above
 
 After the `find_package(FairMQ)` call the following CMake variables are defined:
@@ -159,4 +173,4 @@ After the `find_package(FairMQ)` call the following CMake variables are defined:
    1. [Usage](docs/Plugins.md#71-usage)
    2. [Development](docs/Plugins.md#72-development)
    3. [Provided Plugins](docs/Plugins.md#73-provided-plugins)
-       2. [PMIx](docs/Plugins.md#731-pmix)
+       1. [PMIx](docs/Plugins.md#731-pmix)

cmake/FairMQDependencies.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2018-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2018-2025 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -18,15 +18,6 @@ if(BUILD_FAIRMQ)
   set(Threads_PREFIX "<system>")
 endif()
 
-if(BUILD_OFI_TRANSPORT)
-  find_package2(PRIVATE asiofi REQUIRED VERSION 0.5)
-  find_package2(PRIVATE OFI REQUIRED)
-endif()
-
-if(BUILD_PMIX_PLUGIN)
-  find_package2(PRIVATE PMIx REQUIRED VERSION 2.1.4)
-endif()
-
 if(BUILD_FAIRMQ OR BUILD_TIDY_TOOL)
   find_package2(PUBLIC FairLogger REQUIRED VERSION 1.6.0)
   find_package2(PUBLIC Boost REQUIRED VERSION 1.66
@@ -34,14 +25,6 @@ if(BUILD_FAIRMQ OR BUILD_TIDY_TOOL)
   )
 endif()
 
-if(BUILD_OFI_TRANSPORT)
-  set(__old ${CMAKE_FIND_PACKAGE_PREFER_CONFIG})
-  set(CMAKE_FIND_PACKAGE_PREFER_CONFIG ON)
-  find_package2(PUBLIC asio REQUIRED VERSION 1.18)
-  set(CMAKE_FIND_PACKAGE_PREFER_CONFIG ${__old})
-  unset(__old)
-endif()
-
 if(BUILD_FAIRMQ)
   find_package2(PRIVATE ZeroMQ REQUIRED VERSION 4.1.4)
   if(NOT PicoSHA2_BUNDLED)
@@ -58,7 +41,7 @@ if(BUILD_TESTING)
   endif()
   find_package2(BUNDLED GTest REQUIRED)
   if(GTest_BUNDLED)
-    set(GTest_VERSION "Apr 8 2022 @a1cc8c55")
+    set(GTest_VERSION "Dec 26 2024 @7d76a23")
     set(GTest_PREFIX "<bundled>")
   endif()
 endif()
@@ -87,10 +70,6 @@ if(PROJECT_PACKAGE_DEPENDENCIES)
       if(NOT FairLogger_PREFIX AND FairLogger_ROOT)
         set(FairLogger_PREFIX ${FairLogger_ROOT})
       endif()
-    elseif(${dep} STREQUAL asiofi)
-      if(NOT asiofi_PREFIX AND asiofi_ROOT)
-        set(asiofi_PREFIX ${asiofi_ROOT})
-      endif()
     elseif(${dep} STREQUAL Boost)
       if(TARGET Boost::headers)
         get_target_property(boost_include Boost::headers INTERFACE_INCLUDE_DIRECTORIES)

cmake/FairMQPackage.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2018-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2018-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -34,8 +34,6 @@ endfunction()
 
 # Configure/Install CMake package
 macro(install_cmake_package)
-  list(SORT PROJECT_PACKAGE_DEPENDENCIES)
-  list(SORT PROJECT_INTERFACE_PACKAGE_DEPENDENCIES)
   include(CMakePackageConfigHelpers)
   set(PACKAGE_INSTALL_DESTINATION
     ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}-${PROJECT_VERSION}

cmake/FairMQProjectSettings.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2018-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2018-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -114,8 +114,8 @@ endif()
 set(CMAKE_CONFIGURATION_TYPES "Debug" "Release" "RelWithDebInfo")
 set(_warnings "-Wshadow -Wall -Wextra -Wpedantic")
 set(CMAKE_CXX_FLAGS_DEBUG          "-Og -g ${_warnings} ${_sanitizers}")
-set(CMAKE_CXX_FLAGS_RELEASE        "-O2 -DNDEBUG")
-set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g ${_warnings} -DNDEBUG ${_sanitizers}")
+set(CMAKE_CXX_FLAGS_RELEASE        "-O3 -DNDEBUG")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -g ${_warnings} -DNDEBUG ${_sanitizers}")
 unset(_warnings)
 unset(_sanitizers)
 
@@ -168,9 +168,22 @@ if(CMAKE_GENERATOR STREQUAL Ninja AND ENABLE_CCACHE)
   endif()
 endif()
 
-if(    CMAKE_CXX_COMPILER_ID STREQUAL "GNU"
-   AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9)
-  set(FAIRMQ_HAS_STD_FILESYSTEM 0)
-else()
-  set(FAIRMQ_HAS_STD_FILESYSTEM 1)
+if(NOT DEFINED FAIRMQ_HAS_STD_FILESYSTEM)
+  if(   (    CMAKE_CXX_COMPILER_ID STREQUAL "GNU"
+         AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9)
+     OR (    CMAKE_CXX_COMPILER_ID STREQUAL "Clang"
+         AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9))
+    set(FAIRMQ_HAS_STD_FILESYSTEM 0)
+  else()
+    set(FAIRMQ_HAS_STD_FILESYSTEM 1)
+  endif()
+endif()
+
+if(NOT DEFINED FAIRMQ_HAS_STD_PMR)
+  if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+    # Clang (to be more precise: libc++) currently does not implement <memory_resource>
+    set(FAIRMQ_HAS_STD_PMR 0)
+  else()
+    set(FAIRMQ_HAS_STD_PMR 1)
+  endif()
 endif()

cmake/FairMQSummary.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2018-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2018-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -27,18 +27,6 @@ macro(fairmq_summary_components)
     set(tests_summary "${BRed} NO${CR}    (default, enable with ${BMagenta}-DBUILD_TESTING=ON${CR})")
   endif()
   message(STATUS "  ${BWhite}tests${CR}              ${tests_summary}")
-  if(BUILD_OFI_TRANSPORT)
-    set(ofi_summary "${BGreen}YES${CR}    EXPERIMENTAL (disable with ${BMagenta}-DBUILD_OFI_TRANSPORT=OFF${CR})")
-  else()
-    set(ofi_summary "${BRed} NO${CR}    EXPERIMENTAL (default, enable with ${BMagenta}-DBUILD_OFI_TRANSPORT=ON${CR})")
-  endif()
-  message(STATUS "  ${BWhite}ofi_transport${CR}      ${ofi_summary}")
-  if(BUILD_PMIX_PLUGIN)
-    set(pmix_summary "${BGreen}YES${CR}    EXPERIMENTAL (disable with ${BMagenta}-DBUILD_PMIX_PLUGIN=OFF${CR})")
-  else()
-    set(pmix_summary "${BRed} NO${CR}    EXPERIMENTAL (default, enable with ${BMagenta}-DBUILD_PMIX_PLUGIN=ON${CR})")
-  endif()
-  message(STATUS "  ${BWhite}pmix_plugin${CR}        ${pmix_summary}")
   if(BUILD_EXAMPLES)
     set(examples_summary "${BGreen}YES${CR}    (default, disable with ${BMagenta}-DBUILD_EXAMPLES=OFF${CR})")
   else()
@@ -105,3 +93,13 @@ macro(fairmq_summary_debug_mode)
     message(STATUS "  ${Cyan}DEBUG MODE${CR}         ${BRed}${FAIRMQ_DEBUG_MODE}${CR} (enable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=ON${CR})")
   endif()
 endmacro()
+
+macro(fairmq_summary_compile_definitions)
+  message(STATUS "  ")
+  message(STATUS "  ${Cyan}COMPILE DEFINITION               VALUE${CR}")
+  message(STATUS "  ${BWhite}FAIRMQ_HAS_STD_FILESYSTEM${CR}        ${FAIRMQ_HAS_STD_FILESYSTEM}  (overridable with ${BMagenta}-DFAIRMQ_HAS_STD_FILESYSTEM=0|1${CR})")
+  message(STATUS "  ${BWhite}FAIRMQ_HAS_STD_PMR${CR}               ${FAIRMQ_HAS_STD_PMR}  (overridable with ${BMagenta}-DFAIRMQ_HAS_STD_PMR=0|1${CR})")
+  if(DEFINED FAIRMQ_CHANNEL_DEFAULT_AUTOBIND)
+    message(STATUS "  ${BWhite}FAIRMQ_CHANNEL_DEFAULT_AUTOBIND${CR}  ${FAIRMQ_CHANNEL_DEFAULT_AUTOBIND}")
+  endif()
+endmacro()

cmake/FindPMIx.cmake

@@ -1,74 +0,0 @@
-################################################################################
-#    Copyright (C) 2019 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"                       #
-################################################################################
-
-
-# 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} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES include lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/include
-)
-
-find_path(PMIx_LIBRARY_DIR
-  NAMES libpmix.dylib libpmix.so
-  HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES lib lib64 lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/lib
-)
-
-find_library(PMIx_LIBRARY_SHARED
-  NAMES libpmix.dylib libpmix.so
-  HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES lib lib64 lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/lib
-)
-
-find_file(PMIx_VERSION_FILE
-  NAMES pmix_version.h
-  HINTS ${PMIX_ROOT} $ENV{PMIX_ROOT}
-  PATH_SUFFIXES include lib/${CMAKE_LIBRARY_ARCHITECTURE}/pmix/include
-)
-
-file(READ "${PMIx_VERSION_FILE}" __version_raw)
-string(REGEX MATCH "#define PMIX_VERSION_MAJOR ([0-9]?)L?"
-  __version_major_raw "${__version_raw}"
-)
-set(PMIx_VERSION_MAJOR "${CMAKE_MATCH_1}")
-
-string(REGEX MATCH "#define PMIX_VERSION_MINOR ([0-9]?)L?"
-  __version_minor_raw "${__version_raw}"
-)
-set(PMIx_VERSION_MINOR "${CMAKE_MATCH_1}")
-
-string(REGEX MATCH "#define PMIX_VERSION_RELEASE ([0-9]?)L?"
-  __version_patch_raw "${__version_raw}"
-)
-set(PMIx_VERSION_PATCH "${CMAKE_MATCH_1}")
-
-set(PMIx_VERSION "${PMIx_VERSION_MAJOR}.${PMIx_VERSION_MINOR}.${PMIx_VERSION_PATCH}")
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(PMIx
-  REQUIRED_VARS
-  PMIx_INCLUDE_DIR
-  PMIx_LIBRARY_DIR
-  PMIx_LIBRARY_SHARED
-
-  VERSION_VAR PMIx_VERSION
-)
-
-if(NOT TARGET PMIx::libpmix AND PMIx_FOUND)
-  add_library(PMIx::libpmix SHARED IMPORTED)
-  set_target_properties(PMIx::libpmix PROPERTIES
-    IMPORTED_LOCATION ${PMIx_LIBRARY_SHARED}
-    INTERFACE_INCLUDE_DIRECTORIES ${PMIx_INCLUDE_DIR}
-  )
-endif()

cmake/GTestHelper.cmake

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2017-2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2017-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -20,6 +20,7 @@
 #                        [DEPENDS dep1 [dep2 ...]]
 #                        [LINKS linklib1 [linklib2 ...]
 #                        [INCLUDES dir1 [dir2 ...]
+#                        [ENVIRONMENT var1=op:val1[;var2=op:val2 ...]]
 #                        [TIMEOUT seconds]
 #                        [RUN_SERIAL ON/OFF])
 #
@@ -56,7 +57,7 @@ function(add_testsuite suitename)
     cmake_parse_arguments(testsuite
         ""
         "TIMEOUT;RUN_SERIAL"
-        "SOURCES;LINKS;DEPENDS;INCLUDES;DEFINITIONS"
+        "SOURCES;LINKS;DEPENDS;INCLUDES;DEFINITIONS;ENVIRONMENT"
         ${ARGN}
     )
 
@@ -77,6 +78,9 @@ function(add_testsuite suitename)
     if(testsuite_DEFINITIONS)
         target_compile_definitions("${target}" PUBLIC ${testsuite_DEFINITIONS})
     endif()
+    if(testsuite_ENVIRONMENT AND CMAKE_VERSION VERSION_GREATER_EQUAL 3.22)
+        set(env "ENVIRONMENT_MODIFICATION" ${testsuite_ENVIRONMENT})
+    endif()
     if(BUILD_TIDY_TOOL AND RUN_FAIRMQ_TIDY)
       fairmq_target_tidy(TARGET ${target})
     endif()
@@ -97,6 +101,7 @@ function(add_testsuite suitename)
       TEST_PREFIX ${suitename}.
       PROPERTIES RUN_SERIAL ${testsuite_RUN_SERIAL}
                  TIMEOUT ${testsuite_TIMEOUT}
+                 ${env}
     )
 
     list(APPEND ALL_TEST_TARGETS ${target})

codemeta.json

@@ -6,17 +6,29 @@
   "license": "./COPYRIGHT",
   "datePublished": "2018-04-15",
   "developmentStatus": "active",
+  "softwareVersion": "master",
+  "releaseNotes": "https://github.com/FairRootGroup/FairMQ/releases",
   "codeRepository": "https://github.com/FairRootGroup/FairMQ/",
+  "readme": "https://github.com/FairRootGroup/FairMQ/#readme",
   "issueTracker": "https://github.com/FairRootGroup/FairMQ/issues",
   "identifier": "https://doi.org/10.5281/zenodo.1689985",
+  "maintainer": [
+    {
+      "@type": "ResearchOrganisation",
+      "@id": "https://ror.org/02k8cbn47",
+      "name": "GSI Helmholtz Centre for Heavy Ion Research"
+    }
+  ],
   "author": [
     {
       "@type": "Person",
+      "@id": "https://orcid.org/0000-0002-8071-4497",
       "givenName": "Mohammad",
       "familyName": "Al-Turany"
     },
     {
       "@type": "Person",
+      "@id": "https://orcid.org/0000-0003-3787-1910",
       "givenName": "Dennis",
       "familyName": "Klein"
     },
@@ -27,6 +39,7 @@
     },
     {
       "@type": "Person",
+      "@id": "https://orcid.org/0000-0002-6249-155X",
       "givenName": "Alexey",
       "familyName": "Rybalchenko"
     },
@@ -91,6 +104,7 @@
     },
     {
       "@type": "Person",
+      "@id": "https://orcid.org/0000-0002-5321-8404",
       "givenName": "Christian",
       "familyName": "Tacke"
     },

codemeta_update.py

@@ -1,83 +0,0 @@
-#! /usr/bin/env python3
-# Copyright (C) 2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
-#
-# SPDX-License-Identifier: LGPL-3.0-or-later
-
-
-import argparse
-import json
-import re
-from collections import OrderedDict
-
-
-class CodeMetaManipulator(object):
-    def load(self, filename='codemeta.json'):
-        with open(filename, 'rb') as fp:
-            self.data = json.load(fp, object_pairs_hook=OrderedDict)
-
-    @staticmethod
-    def _dict_entry_cmp(dict1, dict2, field):
-        if (field in dict1) and (field in dict2):
-            return dict1[field] == dict2[field]
-        else:
-            return False
-
-    @classmethod
-    def find_person_entry(cls, person_list, matchdict):
-        for entry in person_list:
-            if cls._dict_entry_cmp(entry, matchdict, 'email'):
-                return entry
-            if cls._dict_entry_cmp(entry, matchdict, 'familyName') \
-                    and cls._dict_entry_cmp(entry, matchdict, 'givenName'):
-                return entry
-        return None
-
-    @staticmethod
-    def update_person_entry(entry, matchdict):
-        if entry is None:
-            entry = OrderedDict()
-            entry['@type'] = 'Person'
-        for field in ('givenName', 'familyName', 'email'):
-            val = matchdict.get(field, None)
-            if val is not None:
-                entry[field] = val
-        return entry
-
-    def handle_person_list_file(self, filename, cm_field_name):
-        fp = open(filename, 'r', encoding='utf8')
-        findregex = re.compile(r'^(?P<familyName>[-\w\s]*[-\w]),\s*'
-                               r'(?P<givenName>[-\w\s]*[-\w])\s*'
-                               r'(?:<(?P<email>\S+@\S+)>)?$')
-        person_list = self.data.setdefault(cm_field_name, [])
-        for line in fp:
-            line = line.strip()
-            m = findregex.match(line)
-            if m is None:
-                raise RuntimeError("Could not analyze line %r" % line)
-            found_entry = self.find_person_entry(person_list, m.groupdict())
-            entry = self.update_person_entry(found_entry, m.groupdict())
-            if found_entry is None:
-                person_list.append(entry)
-
-    def save(self, filename='codemeta.json'):
-        with open('codemeta.json', 'w', encoding='utf8') as fp:
-            json.dump(self.data, fp, indent=2)
-            fp.write('\n')
-
-
-def main():
-    parser = argparse.ArgumentParser(description='Update codemeta.json')
-    parser.add_argument('--set-version', dest='newversion')
-    args = parser.parse_args()
-
-    cm = CodeMetaManipulator()
-    cm.load()
-    if args.newversion is not None:
-        cm.data['softwareVersion'] = args.newversion
-    cm.handle_person_list_file('AUTHORS', 'author')
-    cm.handle_person_list_file('CONTRIBUTORS', 'contributor')
-    cm.save()
-
-
-if __name__ == '__main__':
-    main()

docs/Configuration.md

@@ -28,7 +28,6 @@ Here is an overview of the device/channel options and when they are applied:
 | `init-timeout` | at the end of `fair::mq::State::InitializingDevice` |
 | `shm-segment-size` | at the end of `fair::mq::State::InitializingDevice` |
 | `shm-monitor` | at the end of `fair::mq::State::InitializingDevice` |
-| `ofi-size-hint` | at the end of `fair::mq::State::InitializingDevice` |
 | `rate` | at the end of `fair::mq::State::InitializingDevice` |
 | `session` | at the end of `fair::mq::State::InitializingDevice` |
 | `chan.*` | at the end of `fair::mq::State::InitializingDevice` (channel addresses can be also applied during `fair::mq::State::Binding`/`fair::mq::State::Connecting`) |

docs/Plugins.md

@@ -56,8 +56,6 @@ A more complete example which may serve as a start including example CMake code
 
 ### 7.3.1 PMIx
 
-The [PMIx](https://pmix.org/) plugin enables launching a FairMQ topology with any PMIx capable launcher, e.g. the [Open Run-Time Environment (ORTE) of OpenMPI](https://www.open-mpi.org/doc/v4.0/man1/mpirun.1.php) or the [Slurm workload manager](https://slurm.schedmd.com/srun.html). This plugin is not (yet) very mature and serves as a proof of concept at the moment.
-
-TODO example usage
+The [PMIx](https://pmix.org/) plugin enables launching a FairMQ topology with any PMIx capable launcher, e.g. the [Open Run-Time Environment (ORTE) of OpenMPI](https://www.open-mpi.org/doc/v4.0/man1/mpirun.1.php) or the [Slurm workload manager](https://slurm.schedmd.com/srun.html). This experimental plugin has been last released in v1.4.56 and is removed in v1.5+. For now there are no plans to pick up development of it again.
 
 ← [Back](../README.md)

examples/1-1/CMakeLists.txt

@@ -1,51 +1,9 @@
 ################################################################################
-#    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
+# Copyright (C) 2014-2023 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"                       #
 ################################################################################
 
-add_executable(fairmq-ex-1-1-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-1-1-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-1-1-sink sink.cxx)
-target_link_libraries(fairmq-ex-1-1-sink PRIVATE FairMQ)
-
-add_custom_target(Example11 DEPENDS fairmq-ex-1-1-sampler fairmq-ex-1-1-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-1-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-1.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-1-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-1.sh)
-
-add_test(NAME Example.1-1.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-1.sh zeromq)
-set_tests_properties(Example.1-1.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received: ")
-
-add_test(NAME Example.1-1.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-1.sh shmem)
-set_tests_properties(Example.1-1.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received: ")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-1-1-sampler
-  fairmq-ex-1-1-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-1-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-1.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-1.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-1-1.sh
-)
+add_example(NAME 1-1 DEVICE sampler sink)

examples/1-1/test-ex-1-1.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -13,7 +15,7 @@ chan="data"
 chanAddr="/tmp/fmq_$session""_""$chan""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; rm $chanAddr' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; rm $chanAddr; exit 0' TERM
 
 SAMPLER="fairmq-ex-1-1-sampler"
 SAMPLER+=" --id sampler1"
@@ -22,6 +24,7 @@ SAMPLER+=" --transport $transport"
 SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --session $session"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --max-iterations 1"
 SAMPLER+=" --channel-config name=$chan,type=push,method=bind,address=ipc://$chanAddr,rateLogging=0"
@@ -34,6 +37,7 @@ SINK+=" --transport $transport"
 SINK+=" --verbosity veryhigh"
 SINK+=" --session $session"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --control static --color false"
 SINK+=" --max-iterations 1"
 SINK+=" --channel-config name=$chan,type=pull,method=connect,address=ipc://$chanAddr,rateLogging=0"
@@ -44,4 +48,6 @@ SINK_PID=$!
 wait $SAMPLER_PID
 wait $SINK_PID
 
+set +e
 rm $chanAddr
+exit 0

examples/1-n-1/CMakeLists.txt

@@ -1,64 +1,9 @@
 ################################################################################
-#    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
+# Copyright (C) 2014-2023 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"                       #
 ################################################################################
 
-add_executable(fairmq-ex-1-n-1-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-1-n-1-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-1-n-1-processor processor.cxx)
-target_link_libraries(fairmq-ex-1-n-1-processor PRIVATE FairMQ)
-
-add_executable(fairmq-ex-1-n-1-sink sink.cxx)
-target_link_libraries(fairmq-ex-1-n-1-sink PRIVATE FairMQ)
-
-add_custom_target(Example1N1 DEPENDS fairmq-ex-1-n-1-sampler fairmq-ex-1-n-1-processor fairmq-ex-1-n-1-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(EX_CONF_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-1-n-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-n-1.sh)
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/ex-1-n-1.json ${CMAKE_CURRENT_BINARY_DIR}/ex-1-n-1.json)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-1-n-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-n-1.sh)
-
-add_test(NAME Example.1-n-1.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-n-1.sh zeromq)
-set_tests_properties(Example.1-n-1.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received: ")
-
-add_test(NAME Example.1-n-1.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-1-n-1.sh shmem)
-set_tests_properties(Example.1-n-1.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received: ")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-1-n-1-sampler
-  fairmq-ex-1-n-1-processor
-  fairmq-ex-1-n-1-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(EX_CONF_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_DATADIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-1-n-1.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-n-1.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-1-n-1.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-1-n-1.sh
-)
-
-install(
-  FILES ${CMAKE_CURRENT_BINARY_DIR}/ex-1-n-1.json
-  DESTINATION ${PROJECT_INSTALL_DATADIR}
-)
+add_example(NAME 1-n-1 DEVICE sampler processor sink CONFIG)

examples/1-n-1/test-ex-1-n-1.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -15,7 +17,7 @@ chan1Addr="/tmp/fmq_$session""_""$chan1""_""$transport"
 chan2Addr="/tmp/fmq_$session""_""$chan2""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; kill -TERM $PROCESSOR1_PID; kill -TERM $PROCESSOR2_PID; wait $SAMPLER_PID; wait $SINK_PID; wait $PROCESSOR1_PID; wait $PROCESSOR2_PID; rm $chan1Addr; rm $chan2Addr' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; kill -TERM $PROCESSOR1_PID; kill -TERM $PROCESSOR2_PID; wait $SAMPLER_PID; wait $SINK_PID; wait $PROCESSOR1_PID; wait $PROCESSOR2_PID; rm $chan1Addr; rm $chan2Addr; exit 0' TERM
 
 SAMPLER="fairmq-ex-1-n-1-sampler"
 SAMPLER+=" --id sampler1"
@@ -24,6 +26,7 @@ SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --session $session"
 SAMPLER+=" --severity debug"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --max-iterations 2"
 SAMPLER+=" --channel-config name=$chan1,type=push,method=bind,address=ipc://$chan1Addr,rateLogging=0"
@@ -37,6 +40,7 @@ PROCESSOR1+=" --verbosity veryhigh"
 PROCESSOR1+=" --session $session"
 PROCESSOR1+=" --severity debug"
 PROCESSOR1+=" --shm-segment-size 100000000"
+PROCESSOR1+=" --shm-monitor true"
 PROCESSOR1+=" --control static --color false"
 PROCESSOR1+=" --channel-config name=$chan1,type=pull,method=connect,address=ipc://$chan1Addr,rateLogging=0"
 PROCESSOR1+="                  name=$chan2,type=push,method=connect,address=ipc://$chan2Addr,rateLogging=0"
@@ -50,6 +54,7 @@ PROCESSOR2+=" --verbosity veryhigh"
 PROCESSOR2+=" --session $session"
 PROCESSOR2+=" --severity debug"
 PROCESSOR2+=" --shm-segment-size 100000000"
+PROCESSOR2+=" --shm-monitor true"
 PROCESSOR2+=" --control static --color false"
 PROCESSOR2+=" --channel-config name=$chan1,type=pull,method=connect,address=ipc://$chan1Addr,rateLogging=0"
 PROCESSOR2+="                  name=$chan2,type=push,method=connect,address=ipc://$chan2Addr,rateLogging=0"
@@ -63,6 +68,7 @@ SINK+=" --verbosity veryhigh"
 SINK+=" --session $session"
 SINK+=" --severity debug"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --control static --color false"
 SINK+=" --max-iterations 2"
 SINK+=" --channel-config name=$chan2,type=pull,method=bind,address=ipc://$chan2Addr,rateLogging=0"
@@ -81,4 +87,6 @@ kill -SIGINT $PROCESSOR2_PID
 wait $PROCESSOR1_PID
 wait $PROCESSOR2_PID
 
+set +e
 rm $chan1Addr; rm $chan2Addr
+exit 0

examples/CMakeLists.txt

@@ -1,15 +1,145 @@
 ################################################################################
-#    Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
+# Copyright (C) 2018-2023 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"                       #
 ################################################################################
 
+set(exe_prefix "fairmq-ex")
+set(script_prefix "fairmq-start-ex")
+set(test_script_prefix "test-ex")
+set(testsuite "Example")
+set(transports "zeromq" "shmem")
+
+function(add_example)
+  cmake_parse_arguments(PARSE_ARGV 0 ARG
+    "CONFIG;NO_TRANSPORT;NO_TEST"
+    "NAME"
+    "DEVICE;VARIANT;TRANSPORT;SCRIPT"
+  )
+
+  if(ARG_UNPARSED_ARGUMENTS)
+    message(FATAL_ERROR "Unexpected unparsed arguments: ${ARG_UNPARSED_ARGUMENTS}")
+  endif()
+
+  if(ARG_NAME)
+    set(name ${ARG_NAME})
+  else()
+    message(FATAL_ERROR "NAME arg is required")
+  endif()
+
+  if(ENABLE_SANITIZER_LEAK AND CMAKE_VERSION VERSION_GREATER_EQUAL 3.22)
+    get_filename_component(lsan_supps "${CMAKE_SOURCE_DIR}/test/leak_sanitizer_suppressions.txt" ABSOLUTE)
+    set(lsan_options "LSAN_OPTIONS=set:suppressions=${lsan_supps}")
+  endif()
+
+  if(ARG_DEVICE)
+    set(exe_targets)
+    foreach(device IN LISTS ARG_DEVICE)
+      set(exe "${exe_prefix}-${name}-${device}")
+      list(APPEND exe_targets ${exe})
+      add_executable(${exe} "${device}.cxx")
+      target_link_libraries(${exe} PRIVATE FairMQ)
+    endforeach()
+  endif()
+
+  if(ARG_TRANSPORT)
+    set(transports ${ARG_TRANSPORT})
+  endif()
+
+  if(ARG_SCRIPT)
+    set(scripts ${ARG_SCRIPT})
+  else()
+    set(scripts ${ARG_NAME})
+  endif()
+
+  set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
+  if(ARG_CONFIG)
+    set(EX_CONF_DIR ${CMAKE_CURRENT_BINARY_DIR})
+  endif()
+  set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
+  foreach(script IN LISTS scripts)
+    set(script_file "${script_prefix}-${script}.sh")
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${script_file}.in" "${CMAKE_CURRENT_BINARY_DIR}/${script_file}" @ONLY)
+  endforeach()
+
+  if(ARG_CONFIG)
+    set(config "ex-${name}.json")
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${config}" "${CMAKE_CURRENT_BINARY_DIR}/${config}")
+  endif()
+
+  # test
+  if(NOT ARG_NO_TEST)
+    set(test_script "${test_script_prefix}-${name}.sh")
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${test_script}.in" "${CMAKE_CURRENT_BINARY_DIR}/${test_script}")
+
+    if(ARG_NO_TRANSPORT)
+      set(test "${testsuite}.${name}.${transport}")
+      add_test(NAME ${test} COMMAND ${CMAKE_CURRENT_BINARY_DIR}/${test_script} ${transport})
+      set_tests_properties(${test} PROPERTIES TIMEOUT "30")
+      if(lsan_options)
+        set_tests_properties(${test} PROPERTIES ENVIRONMENT_MODIFICATION ${lsan_options})
+      endif()
+    else()
+      foreach(transport IN LISTS transports)
+        if(ARG_VARIANT)
+          foreach(variant IN LISTS ARG_VARIANT)
+            set(test "${testsuite}.${name}.${variant}.${transport}")
+            add_test(NAME ${test} COMMAND ${CMAKE_CURRENT_BINARY_DIR}/${test_script} ${transport} ${variant})
+            set_tests_properties(${test} PROPERTIES TIMEOUT "30")
+            if(lsan_options)
+              set_tests_properties(${test} PROPERTIES ENVIRONMENT_MODIFICATION ${lsan_options})
+            endif()
+          endforeach()
+        else()
+          set(test "${testsuite}.${name}.${transport}")
+          add_test(NAME ${test} COMMAND ${CMAKE_CURRENT_BINARY_DIR}/${test_script} ${transport})
+          set_tests_properties(${test} PROPERTIES TIMEOUT "30")
+          if(lsan_options)
+            set_tests_properties(${test} PROPERTIES ENVIRONMENT_MODIFICATION ${lsan_options})
+          endif()
+        endif()
+      endforeach()
+    endif()
+  endif()
+
+  # install
+  install(
+    TARGETS ${exe_targets}
+    LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
+  )
+
+  # configure run script with different executable paths for build and for install directories
+  set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
+  if(ARG_CONFIG)
+    set(EX_CONF_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_DATADIR})
+  endif()
+  set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
+  foreach(script IN LISTS scripts)
+    set(script_file "${script_prefix}-${script}.sh")
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${script_file}.in" "${CMAKE_CURRENT_BINARY_DIR}/${script_file}_install" @ONLY)
+    install(
+      PROGRAMS "${CMAKE_CURRENT_BINARY_DIR}/${script_file}_install"
+      DESTINATION ${PROJECT_INSTALL_BINDIR}
+      RENAME ${script_file}
+    )
+  endforeach()
+
+  if(ARG_CONFIG)
+    install(
+      FILES ${CMAKE_CURRENT_BINARY_DIR}/${config}
+      DESTINATION ${PROJECT_INSTALL_DATADIR}
+    )
+  endif()
+endfunction()
+
 add_subdirectory(1-1)
 add_subdirectory(1-n-1)
 add_subdirectory(builtin-devices)
 add_subdirectory(copypush)
+add_subdirectory(custom-controller)
 add_subdirectory(dds)
 add_subdirectory(multipart)
 add_subdirectory(multiple-channels)

examples/builtin-devices/CMakeLists.txt

@@ -1,40 +1,11 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-builtin-devices.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-builtin-devices.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-builtin-devices.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-builtin-devices.sh)
-
-add_test(NAME Example.BuiltinDevices.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-builtin-devices.sh zeromq)
-set_tests_properties(Example.BuiltinDevices.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Configured maximum number of iterations reached")
-
-add_test(NAME Example.BuiltinDevices.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-builtin-devices.sh shmem)
-set_tests_properties(Example.BuiltinDevices.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Configured maximum number of iterations reached")
-
-add_test(NAME Example.BuiltinDevices.multipart.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-builtin-devices.sh zeromq true 2)
-set_tests_properties(Example.BuiltinDevices.multipart.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Configured maximum number of iterations reached")
-
-add_test(NAME Example.BuiltinDevices.multipart.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-builtin-devices.sh shmem true 2)
-set_tests_properties(Example.BuiltinDevices.multipart.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Configured maximum number of iterations reached")
-
-# install
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-builtin-devices.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-builtin-devices.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-builtin-devices.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-builtin-devices.sh
+add_example(NAME builtin-devices
+  VARIANT single_msg multipart
 )

examples/builtin-devices/test-ex-builtin-devices.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -10,12 +12,9 @@ if [[ $1 =~ ^[a-z]+$ ]]; then
     transport=$1
 fi
 
-if [[ $2 =~ ^[a-z]+$ ]]; then
-    multipart=$2
-fi
-
-if [[ $3 =~ ^[0-9]+$ ]]; then
-    numParts=$3
+if [[ $2 =~ ^multipart$ ]]; then
+    multipart="true"
+    numParts=2
 fi
 
 session="$(@CMAKE_BINARY_DIR@/fairmq/fairmq-uuid-gen -h)"
@@ -33,7 +32,7 @@ chan4Addr="/tmp/fmq_$session""_""$chan4""_""$transport"
 chan5Addr="/tmp/fmq_$session""_""$chan5""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SPLITTER_PID; kill -TERM $PROXY1_PID; kill -TERM $PROXY2_PID; kill -TERM $MERGER_PID; kill -TERM $MULTIPLIER_PID; kill -TERM $SINK_PID; rm $chan1Addr; rm $chan2Addr1; rm $chan2Addr2; rm $chan3Addr1; rm $chan3Addr2; rm $chan4Addr; rm $chan5Addr' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SPLITTER_PID; kill -TERM $PROXY1_PID; kill -TERM $PROXY2_PID; kill -TERM $MERGER_PID; kill -TERM $MULTIPLIER_PID; kill -TERM $SINK_PID; rm $chan1Addr; rm $chan2Addr1; rm $chan2Addr2; rm $chan3Addr1; rm $chan3Addr2; rm $chan4Addr; rm $chan5Addr; exit 0' TERM
 
 SAMPLER="fairmq-bsampler"
 SAMPLER+=" --id bsampler1"
@@ -43,6 +42,7 @@ SAMPLER+=" --color false"
 SAMPLER+=" --control static"
 SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --severity debug"
 SAMPLER+=" --msg-size 100000"
 SAMPLER+=" --multipart $multipart"
@@ -62,6 +62,7 @@ SPLITTER+=" --color false"
 SPLITTER+=" --control static"
 SPLITTER+=" --verbosity veryhigh"
 SPLITTER+=" --shm-segment-size 100000000"
+SPLITTER+=" --shm-monitor true"
 SPLITTER+=" --multipart $multipart"
 SPLITTER+=" --in-channel $chan1"
 SPLITTER+=" --out-channel $chan2"
@@ -78,6 +79,7 @@ PROXY1+=" --color false"
 PROXY1+=" --control static"
 PROXY1+=" --verbosity veryhigh"
 PROXY1+=" --shm-segment-size 100000000"
+PROXY1+=" --shm-monitor true"
 PROXY1+=" --multipart $multipart"
 PROXY1+=" --in-channel $chan2"
 PROXY1+=" --out-channel $chan3"
@@ -94,6 +96,7 @@ PROXY2+=" --color false"
 PROXY2+=" --control static"
 PROXY2+=" --verbosity veryhigh"
 PROXY2+=" --shm-segment-size 100000000"
+PROXY2+=" --shm-monitor true"
 PROXY2+=" --multipart $multipart"
 PROXY2+=" --in-channel $chan2"
 PROXY2+=" --out-channel $chan3"
@@ -110,6 +113,7 @@ MERGER+=" --color false"
 MERGER+=" --control static"
 MERGER+=" --verbosity veryhigh"
 MERGER+=" --shm-segment-size 100000000"
+MERGER+=" --shm-monitor true"
 MERGER+=" --multipart $multipart"
 MERGER+=" --in-channel $chan3"
 MERGER+=" --out-channel $chan4"
@@ -126,6 +130,7 @@ MULTIPLIER+=" --color false"
 MULTIPLIER+=" --control static"
 MULTIPLIER+=" --verbosity veryhigh"
 MULTIPLIER+=" --shm-segment-size 100000000"
+MULTIPLIER+=" --shm-monitor true"
 MULTIPLIER+=" --multipart $multipart"
 MULTIPLIER+=" --in-channel $chan4"
 MULTIPLIER+=" --out-channel $chan5"
@@ -143,6 +148,7 @@ SINK+=" --control static"
 SINK+=" --verbosity veryhigh"
 SINK+=" --severity debug"
 SINK+=" --multipart $multipart"
+SINK+=" --shm-monitor true"
 SINK+=" --max-iterations 2"
 SINK+=" --in-channel $chan5"
 SINK+=" --channel-config name=$chan5,type=pull,method=bind,sndBufSize=50,rcvBufSize=50,address=ipc://$chan5Addr"
@@ -165,4 +171,6 @@ wait $PROXY2_PID
 wait $MERGER_PID
 wait $MULTIPLIER_PID
 
+set +e
 rm $chan1Addr; rm $chan2Addr1; rm $chan2Addr2; rm $chan3Addr1; rm $chan3Addr2; rm $chan4Addr; rm $chan5Addr
+exit 0

examples/copypush/CMakeLists.txt

@@ -1,52 +1,11 @@
 ################################################################################
-#    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    #
+# Copyright (C) 2014-2023 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"                       #
 ################################################################################
 
-
-add_executable(fairmq-ex-copypush-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-copypush-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-copypush-sink sink.cxx)
-target_link_libraries(fairmq-ex-copypush-sink PRIVATE FairMQ)
-
-add_custom_target(ExampleCopyPush DEPENDS fairmq-ex-copypush-sampler fairmq-ex-copypush-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-copypush.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-copypush.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-copypush.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-copypush.sh)
-
-add_test(NAME Example.CopyPush.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-copypush.sh zeromq)
-set_tests_properties(Example.CopyPush.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received message: ")
-
-add_test(NAME Example.CopyPush.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-copypush.sh shmem)
-set_tests_properties(Example.CopyPush.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received message: ")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-copypush-sampler
-  fairmq-ex-copypush-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-copypush.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-copypush.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-copypush.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-copypush.sh
+add_example(NAME copypush
+  DEVICE sampler sink
 )

examples/copypush/test-ex-copypush.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -14,7 +16,7 @@ chanAddr1="/tmp/fmq_$session""_""$chan""_1""_""$transport"
 chanAddr2="/tmp/fmq_$session""_""$chan""_2""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK1_PID; kill -TERM $SINK2_PID; wait $SAMPLER_PID; wait $SINK1_PID; wait $SINK2_PID; rm $chanAddr1; rm $chanAddr2' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK1_PID; kill -TERM $SINK2_PID; wait $SAMPLER_PID; wait $SINK1_PID; wait $SINK2_PID; rm $chanAddr1; rm $chanAddr2; exit 0' TERM
 
 SAMPLER="fairmq-ex-copypush-sampler"
 SAMPLER+=" --id sampler1"
@@ -22,6 +24,7 @@ SAMPLER+=" --transport $transport"
 SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --severity debug"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --session $session"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --max-iterations 1"
@@ -35,6 +38,7 @@ SINK1+=" --transport $transport"
 SINK1+=" --verbosity veryhigh"
 SINK1+=" --severity debug"
 SINK1+=" --shm-segment-size 100000000"
+SINK1+=" --shm-monitor true"
 SINK1+=" --session $session"
 SINK1+=" --control static --color false"
 SINK1+=" --max-iterations 1"
@@ -48,6 +52,7 @@ SINK2+=" --transport $transport"
 SINK2+=" --verbosity veryhigh"
 SINK2+=" --severity debug"
 SINK2+=" --shm-segment-size 100000000"
+SINK2+=" --shm-monitor true"
 SINK2+=" --session $session"
 SINK2+=" --control static --color false"
 SINK2+=" --max-iterations 1"
@@ -60,4 +65,6 @@ wait $SAMPLER_PID
 wait $SINK1_PID
 wait $SINK2_PID
 
+set +e
 rm $chanAddr1; rm $chanAddr2
+exit 0

examples/custom-controller/CMakeLists.txt

@@ -0,0 +1,20 @@
+################################################################################
+# Copyright (C) 2022-2023 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"                       #
+################################################################################
+
+set(name "custom-controller")
+set(exe "${exe_prefix}-${name}")
+add_executable(${exe} main.cxx)
+target_link_libraries(${exe} PRIVATE FairMQ)
+set_target_properties(${exe} PROPERTIES ENABLE_EXPORTS ON)
+
+set(test "${testsuite}.${name}")
+add_test(NAME ${test} COMMAND ${CMAKE_CURRENT_BINARY_DIR}/${exe})
+set_tests_properties(${test} PROPERTIES TIMEOUT 30)
+if(lsan_options)
+  set_tests_properties(${test} PROPERTIES ENVIRONMENT_MODIFICATION ${lsan_options})
+endif()

examples/custom-controller/MyController.h

@@ -0,0 +1,97 @@
+/********************************************************************************
+ *    Copyright (C) 2022 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"                       *
+ ********************************************************************************/
+
+#ifndef FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN
+#define FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN
+
+#include <fairmq/Plugin.h>
+#include <utility>   // for std::forward
+
+namespace example {
+
+struct MyController : fair::mq::Plugin   // NOLINT
+{
+    template<typename... Args>
+    MyController(Args&&... args)
+        : Plugin(std::forward<Args>(args)...)
+    {
+        TakeDeviceControl();
+
+        SubscribeToDeviceStateChange([this](auto state) {
+            auto shutdown = GetProperty<bool>("please-shut-me-down", false);
+            try {
+                switch (state) {
+                    case DeviceState::Idle: {
+                        ChangeDeviceState(shutdown ? DeviceStateTransition::End
+                                                    : DeviceStateTransition::InitDevice);
+                        break;
+                    }
+                    case DeviceState::InitializingDevice: {
+                        ChangeDeviceState(DeviceStateTransition::CompleteInit);
+                        break;
+                    }
+                    case DeviceState::Initialized: {
+                        ChangeDeviceState(DeviceStateTransition::Bind);
+                        break;
+                    }
+                    case DeviceState::Bound: {
+                        ChangeDeviceState(DeviceStateTransition::Connect);
+                        break;
+                    }
+                    case DeviceState::DeviceReady: {
+                        ChangeDeviceState(shutdown ? DeviceStateTransition::ResetDevice
+                                                    : DeviceStateTransition::InitTask);
+                        break;
+                    }
+                    case DeviceState::Ready: {
+                        ChangeDeviceState(shutdown ? DeviceStateTransition::ResetTask
+                                                    : DeviceStateTransition::Run);
+                        break;
+                    }
+                    case DeviceState::Running: {
+                        ChangeDeviceState(DeviceStateTransition::Stop);
+                        break;
+                    }
+                    case DeviceState::Exiting: {
+                        ReleaseDeviceControl();
+                        break;
+                    }
+                    default:
+                        break;
+                }
+            } catch (fair::mq::PluginServices::DeviceControlError const&) {
+                // this means we do not have device control
+            }
+        });
+    }
+
+    ~MyController() override { ReleaseDeviceControl(); }
+};
+
+// auto MyControllerProgramOptions() -> fair::mq::Plugin::ProgOptions
+// {
+// auto plugin_options = boost::program_options::options_description{"MyController Plugin"};
+// plugin_options.add_options()
+// ("custom-dummy-option", boost::program_options::value<std::string>(), "Cool custom option.")
+// ("custom-dummy-option2", boost::program_options::value<std::string>(), "Another one.");
+// return plugin_options;
+// }
+
+}   // namespace example
+
+REGISTER_FAIRMQ_PLUGIN(example::MyController,   // Class name
+                       mycontroller,            // Plugin name (string, lower case chars only)
+                       (fair::mq::Plugin::Version{0, 42, 0}),     // Version
+                       "Mr. Dummy <dummy@test.net>",              // Maintainer
+                       "https://git.test.net/mycontroller.git",   // Homepage
+                       //                       example::MyControllerProgramOptions   // Free
+                       //                       function which declares custom
+                       // program options for the plugin
+                       fair::mq::Plugin::NoProgramOptions)
+
+#endif /* FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_PLUGIN */

examples/custom-controller/MyDevice.h

@@ -0,0 +1,21 @@
+/********************************************************************************
+ *    Copyright (C) 2022 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"                       *
+ ********************************************************************************/
+
+#ifndef FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_DEVICE
+#define FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_DEVICE
+
+#include <fairmq/Device.h>
+
+namespace example {
+
+using MyDevice = fair::mq::Device;
+
+}   // namespace example
+
+#endif /* FAIR_MQ_EXAMPLE_CUSTOM_CONTROLLER_DEVICE */
+

examples/custom-controller/main.cxx

@@ -0,0 +1,46 @@
+/********************************************************************************
+ *    Copyright (C) 2022 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 "MyController.h"
+#include "MyDevice.h"
+
+#include <chrono>   // for std::chrono_literals
+#include <fairlogger/Logger.h>
+#include <fairmq/DeviceRunner.h>
+#include <memory>   // for std::make_unique
+
+int main(int argc, char* argv[])
+{
+    using namespace fair::mq;
+    using namespace std::chrono_literals;
+
+    DeviceRunner runner(argc, argv);
+
+    runner.AddHook<hooks::LoadPlugins>([](DeviceRunner& r) {
+        r.fPluginManager.LoadPlugin("s:mycontroller");
+        // 's:' stands for static because the plugin is compiled into the executable
+        // 'mycontroller' is the plugin name passed as second arg to REGISTER_FAIRMQ_PLUGIN
+    });
+
+    fair::Logger::SetConsoleSeverity(fair::Severity::debug);
+
+    runner.AddHook<hooks::InstantiateDevice>([](DeviceRunner& r) {
+        r.fConfig.SetProperty<int>("catch-signals", 0);
+        r.fConfig.SetProperty<bool>("please-shut-me-down", false);
+        r.fDevice = std::make_unique<example::MyDevice>(r.fConfig);
+
+        r.fDevice->SubscribeToStateChange("example", [&r](auto state) {
+            if (state == State::Running) {
+                r.fDevice->WaitFor(3s);
+                r.fConfig.SetProperty<bool>("please-shut-me-down", true);
+            }
+        });
+    });
+
+    return runner.RunWithExceptionHandlers();
+}

examples/multipart/CMakeLists.txt

@@ -1,56 +1,11 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-multipart-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-multipart-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-multipart-sink sink.cxx)
-target_link_libraries(fairmq-ex-multipart-sink PRIVATE FairMQ)
-
-add_custom_target(ExampleMultipart DEPENDS fairmq-ex-multipart-sampler fairmq-ex-multipart-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multipart.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multipart.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-multipart.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multipart.sh)
-
-add_test(NAME Example.Multipart.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multipart.sh zeromq)
-set_tests_properties(Example.Multipart.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received message with 7 parts")
-
-add_test(NAME Example.Multipart.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multipart.sh shmem)
-set_tests_properties(Example.Multipart.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received message with 7 parts")
-
-if(BUILD_OFI_TRANSPORT)
-  add_test(NAME Example.Multipart.ofi COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multipart.sh ofi)
-  set_tests_properties(Example.Multipart.ofi PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received message with 7 parts")
-endif()
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-multipart-sampler
-  fairmq-ex-multipart-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multipart.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multipart.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multipart.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-multipart.sh
+add_example(NAME multipart
+  DEVICE sampler sink
 )

examples/multipart/sink.cxx

@@ -24,6 +24,10 @@ struct Sink : fair::mq::Device
     {
         LOG(info) << "Received message with " << parts.Size() << " parts";
 
+        if (parts.Size() != 7) {
+            throw std::runtime_error("Number of received parts != 7");
+        }
+
         example_multipart::Header header;
         header.stopFlag = (static_cast<example_multipart::Header*>(parts.At(0)->GetData()))->stopFlag;
 

examples/multipart/test-ex-multipart.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -12,14 +14,10 @@ session="$(@CMAKE_BINARY_DIR@/fairmq/fairmq-uuid-gen -h)"
 chan="data"
 chanAddr=""
 chanIpcFile="/tmp/fmq_$session""_""$chan""_""$transport"
-if [ $transport = "ofi" ]; then
-    chanAddr="tcp://127.0.0.1:5656"
-else
-    chanAddr="ipc://""$chanIpcFile"
-fi
+chanAddr="ipc://""$chanIpcFile"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; rm $chanIpcFile' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; rm $chanIpcFile; exit 0' TERM
 
 SAMPLER="fairmq-ex-multipart-sampler"
 SAMPLER+=" --id sampler1"
@@ -27,6 +25,7 @@ SAMPLER+=" --transport $transport"
 SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --session $session"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --max-iterations 1"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --channel-config name=$chan,type=pair,method=connect,rateLogging=0,address=$chanAddr,linger=1000"
@@ -39,6 +38,7 @@ SINK+=" --transport $transport"
 SINK+=" --verbosity veryhigh"
 SINK+=" --session $session"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --control static --color false"
 SINK+=" --channel-config name=$chan,type=pair,method=bind,rateLogging=0,address=$chanAddr"
 @CMAKE_CURRENT_BINARY_DIR@/$SINK &
@@ -47,4 +47,6 @@ SINK_PID=$!
 wait $SAMPLER_PID
 wait $SINK_PID
 
+set +e
 rm $chanIpcFile
+exit 0

examples/multiple-channels/CMakeLists.txt

@@ -1,52 +1,12 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-multiple-channels-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-multiple-channels-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-multiple-channels-broadcaster broadcaster.cxx)
-target_link_libraries(fairmq-ex-multiple-channels-broadcaster PRIVATE FairMQ)
-
-add_executable(fairmq-ex-multiple-channels-sink sink.cxx)
-target_link_libraries(fairmq-ex-multiple-channels-sink PRIVATE FairMQ)
-
-add_custom_target(ExampleMultipleChannels DEPENDS fairmq-ex-multiple-channels-sampler fairmq-ex-multiple-channels-broadcaster fairmq-ex-multiple-channels-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multiple-channels.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-channels.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-multiple-channels.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multiple-channels.sh)
-
-add_test(NAME Example.MultipleChannels.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multiple-channels.sh zeromq)
-set_tests_properties(Example.MultipleChannels.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received messages from both sources.")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-multiple-channels-sampler
-  fairmq-ex-multiple-channels-broadcaster
-  fairmq-ex-multiple-channels-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multiple-channels.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-channels.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-channels.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-multiple-channels.sh
+add_example(NAME multiple-channels
+  DEVICE sampler broadcaster sink
+  TRANSPORT zeromq
 )

examples/multiple-channels/test-ex-multiple-channels.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -15,7 +17,7 @@ dataChanAddr="/tmp/fmq_$session""_""$dataChan""_""$transport"
 broadcastChanAddr="/tmp/fmq_$session""_""$broadcastChan""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; kill -TERM $BROADCASTER_PID; wait $SAMPLER_PID; wait $SINK_PID; wait $BROADCASTER_PID; rm $dataChanAddr; rm $broadcastChanAddr' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; kill -TERM $BROADCASTER_PID; wait $SAMPLER_PID; wait $SINK_PID; wait $BROADCASTER_PID; rm $dataChanAddr; rm $broadcastChanAddr; exit 0' TERM
 
 SINK="fairmq-ex-multiple-channels-sink"
 SINK+=" --id sink1"
@@ -23,6 +25,7 @@ SINK+=" --session $session"
 SINK+=" --transport $transport"
 SINK+=" --verbosity veryhigh --severity debug"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --max-iterations 1"
 SINK+=" --control static --color false"
 SINK+=" --channel-config name=$dataChan,type=pull,method=connect,rateLogging=0,address=ipc://$dataChanAddr"
@@ -38,6 +41,7 @@ SAMPLER+=" --session $session"
 SAMPLER+=" --transport $transport"
 SAMPLER+=" --verbosity veryhigh --severity debug"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --max-iterations 1"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --channel-config name=$dataChan,type=push,method=bind,rateLogging=0,address=ipc://$dataChanAddr"
@@ -51,6 +55,7 @@ BROADCASTER+=" --session $session"
 BROADCASTER+=" --transport $transport"
 BROADCASTER+=" --verbosity veryhigh --severity debug"
 BROADCASTER+=" --shm-segment-size 100000000"
+BROADCASTER+=" --shm-monitor true"
 BROADCASTER+=" --control static --color false"
 BROADCASTER+=" --channel-config name=$broadcastChan,type=pub,method=bind,rateLogging=0,address=ipc://$broadcastChanAddr"
 @CMAKE_CURRENT_BINARY_DIR@/$BROADCASTER &
@@ -65,4 +70,6 @@ kill -SIGINT $BROADCASTER_PID
 # wait for broadcaster to finish
 wait $BROADCASTER_PID
 
+set +e
 rm $dataChanAddr; rm $broadcastChanAddr
+exit 0

examples/multiple-transports/CMakeLists.txt

@@ -1,51 +1,12 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-multiple-transports-sampler1 sampler1.cxx)
-target_link_libraries(fairmq-ex-multiple-transports-sampler1 PRIVATE FairMQ)
-
-add_executable(fairmq-ex-multiple-transports-sampler2 sampler2.cxx)
-target_link_libraries(fairmq-ex-multiple-transports-sampler2 PRIVATE FairMQ)
-
-add_executable(fairmq-ex-multiple-transports-sink sink.cxx)
-target_link_libraries(fairmq-ex-multiple-transports-sink PRIVATE FairMQ)
-
-add_custom_target(ExampleMultipleTransports DEPENDS fairmq-ex-multiple-transports-sampler1 fairmq-ex-multiple-transports-sampler2 fairmq-ex-multiple-transports-sink)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multiple-transports.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-transports.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-multiple-transports.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multiple-transports.sh)
-add_test(NAME Example.MultipleTransports COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-multiple-transports.sh)
-set_tests_properties(Example.MultipleTransports PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received messages from both sources.")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-multiple-transports-sampler1
-  fairmq-ex-multiple-transports-sampler2
-  fairmq-ex-multiple-transports-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-multiple-transports.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-transports.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-multiple-transports.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-multiple-transports.sh
+add_example(NAME multiple-transports
+  DEVICE sampler1 sampler2 sink
+  NO_TRANSPORT
 )

examples/multiple-transports/sink.cxx

@@ -9,6 +9,8 @@
 #include <fairmq/Device.h>
 #include <fairmq/runDevice.h>
 
+#include <stdexcept>
+
 namespace bpo = boost::program_options;
 
 struct Sink : fair::mq::Device
@@ -32,7 +34,7 @@ struct Sink : fair::mq::Device
         // Creates a message using the transport of channel ack
         fair::mq::MessagePtr ack(NewMessageFor("ack", 0));
         if (Send(ack, "ack") < 0) {
-            return false;
+            throw std::runtime_error("could not send an ack");
         }
 
         // return true if want to be called again (otherwise go to IDLE state)

examples/multiple-transports/test-ex-multiple-transports.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 session="$(@CMAKE_BINARY_DIR@/fairmq/fairmq-uuid-gen -h)"
@@ -10,12 +12,13 @@ chan1Addr="/tmp/fmq_$session""_""$chan1"
 chan2Addr="/tmp/fmq_$session""_""$chan2"
 ackChanAddr="/tmp/fmq_$session""_""$ackChan"
 
-trap 'kill -TERM $SAMPLER1_PID; kill -TERM $SAMPLER2_PID; kill -TERM $SINK_PID; wait $SAMPLER1_PID; wait $SAMPLER2_PID; wait $SINK_PID; @CMAKE_BINARY_DIR@/fairmq/fairmq-shmmonitor --cleanup --session $SESSION; rm $chan1Addr; rm $chan2Addr; rm $ackChanAddr' TERM
+trap 'set +e; kill -TERM $SAMPLER1_PID; kill -TERM $SAMPLER2_PID; kill -TERM $SINK_PID; wait $SAMPLER1_PID; wait $SAMPLER2_PID; wait $SINK_PID; @CMAKE_BINARY_DIR@/fairmq/fairmq-shmmonitor --cleanup --session $SESSION; rm $chan1Addr; rm $chan2Addr; rm $ackChanAddr; exit 0' TERM
 
 SINK="fairmq-ex-multiple-transports-sink"
 SINK+=" --id sink1"
 SINK+=" --verbosity veryhigh --severity debug"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --session $session"
 SINK+=" --max-iterations 1"
 SINK+=" --control static --color false"
@@ -31,6 +34,7 @@ SAMPLER1+=" --id sampler1"
 SAMPLER1+=" --session $session"
 SAMPLER1+=" --verbosity veryhigh --severity debug"
 SAMPLER1+=" --shm-segment-size 100000000"
+SAMPLER1+=" --shm-monitor true"
 SAMPLER1+=" --max-iterations 1"
 SAMPLER1+=" --control static --color false"
 SAMPLER1+=" --transport shmem"
@@ -44,6 +48,7 @@ SAMPLER2+=" --id sampler2"
 SAMPLER2+=" --session $session"
 SAMPLER2+=" --verbosity veryhigh --severity debug"
 SAMPLER2+=" --shm-segment-size 100000000"
+SAMPLER2+=" --shm-monitor true"
 SAMPLER2+=" --max-iterations 1"
 SAMPLER2+=" --control static --color false"
 SAMPLER2+=" --transport zeromq"
@@ -55,4 +60,6 @@ wait $SAMPLER1_PID
 wait $SAMPLER2_PID
 wait $SINK_PID
 
+set +e
 rm $chan1Addr; rm $chan2Addr; rm $ackChanAddr
+exit 0

examples/n-m/receiver.cxx

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2020-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2020-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -54,7 +54,7 @@ struct Receiver : fair::mq::Device
                 fBuffer[h.id].start = chrono::steady_clock::now();
             }
             // if the received ID has not previously been discarded, store the data part in the buffer
-            fBuffer[h.id].parts.AddPart(move(parts.At(1)));
+            fBuffer[h.id].parts.AddPart(std::move(parts.At(1)));
         } else {
             // if received ID has been previously discarded.
             LOG(debug) << "Received part from an already discarded timeframe with id " << h.id;

examples/readout/CMakeLists.txt

@@ -1,59 +1,13 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-readout-readout readout.cxx)
-target_link_libraries(fairmq-ex-readout-readout PRIVATE FairMQ)
-
-add_executable(fairmq-ex-readout-builder builder.cxx)
-target_link_libraries(fairmq-ex-readout-builder PRIVATE FairMQ)
-
-add_executable(fairmq-ex-readout-processor processor.cxx)
-target_link_libraries(fairmq-ex-readout-processor PRIVATE FairMQ)
-
-add_executable(fairmq-ex-readout-sender sender.cxx)
-target_link_libraries(fairmq-ex-readout-sender PRIVATE FairMQ)
-
-add_executable(fairmq-ex-readout-receiver receiver.cxx)
-target_link_libraries(fairmq-ex-readout-receiver PRIVATE FairMQ)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-readout.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout.sh)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-readout-processing.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout-processing.sh)
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-readout-readout
-  fairmq-ex-readout-builder
-  fairmq-ex-readout-processor
-  fairmq-ex-readout-sender
-  fairmq-ex-readout-receiver
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-readout.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout.sh_install)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-readout-processing.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout-processing.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-readout.sh
-)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-readout-processing.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-readout-processing.sh
+add_example(NAME readout
+  DEVICE readout builder processor sender receiver
+  SCRIPT readout readout-processing
+  NO_TEST
 )

examples/readout/README.md

@@ -7,19 +7,19 @@ This examples shows two possible topologies (out of many) for a node connected t
 ```
 |------------------------------- Readout Node ---------------------------|     |- Processing Node -|
 | Readout            -->            Builder          -->          Sender | --> |     Receiver      |
-| [# shared memory segment (unused in this topology) ##################] | ofi |                   |
+| [# shared memory segment (unused in this topology) ##################] | zmq |                   |
 | [# shmem unmanaged region (readout writes here, others read) ########] |     |                   |
 |------------------------------------------------------------------------|     |-------------------|
 ```
 
-The devices one the Readout Node communicate via shared memory transport. Readout device writes into shared memory unmanaged region. The data is then forwarded through Builder to Sender process, which sends it out via OFI transport.
+The devices one the Readout Node communicate via shared memory transport. Readout device writes into shared memory unmanaged region. The data is then forwarded through Builder to Sender process, which sends it out via zeromq transport.
 
 ## Setup with generating new data on the Readout node
 
 ```
 |------------------------------- Readout Node ---------------------------|     |- Processing Node -|
 | Readout     -->     Builder      -->      Processor     -->     Sender | --> |     Receiver      |
-| [# shared memory segment (used between Proccessor and Sender) #######] | ofi |                   |
+| [# shared memory segment (used between Proccessor and Sender) #######] | zmq |                   |
 | [# shmem unmanaged region (readout writes here, builder & proc read) ] |     |                   |
 |------------------------------------------------------------------------|     |-------------------|
 ```

examples/readout/fairmq-start-ex-readout-processing.sh.in

@@ -31,12 +31,10 @@ SENDER="fairmq-ex-readout-sender"
 SENDER+=" --id sender1"
 SENDER+=" --input-name ps"
 SENDER+=" --channel-config name=ps,type=pair,method=bind,address=tcp://localhost:7779,transport=shmem"
-#SENDER+="                  name=sr,type=pair,method=connect,address=tcp://localhost:7780,transport=ofi"
 SENDER+="                  name=sr,type=pair,method=connect,address=tcp://localhost:7780,transport=zeromq"
 xterm -geometry 80x23+1000+0 -hold -e @EX_BIN_DIR@/$SENDER &
 
 RECEIVER="fairmq-ex-readout-receiver"
 RECEIVER+=" --id receiver1"
-#RECEIVER+=" --channel-config name=sr,type=pair,method=bind,address=tcp://localhost:7780,transport=ofi"
 RECEIVER+=" --channel-config name=sr,type=pair,method=bind,address=tcp://localhost:7780,transport=zeromq"
 xterm -geometry 80x23+1500+0 -hold -e @EX_BIN_DIR@/$RECEIVER &

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

@@ -25,12 +25,10 @@ SENDER="fairmq-ex-readout-sender"
 SENDER+=" --id sender1"
 SENDER+=" --input-name bs"
 SENDER+=" --channel-config name=bs,type=pair,method=bind,address=tcp://localhost:7778,transport=shmem"
-# SENDER+="                  name=sr,type=pair,method=connect,address=tcp://localhost:7779,transport=ofi"
 SENDER+="                  name=sr,type=pair,method=connect,address=tcp://localhost:7779,transport=zeromq"
 xterm -geometry 80x23+1000+0 -hold -e @EX_BIN_DIR@/$SENDER &
 
 RECEIVER="fairmq-ex-readout-receiver"
 RECEIVER+=" --id receiver1"
-# RECEIVER+=" --channel-config name=sr,type=pair,method=bind,address=tcp://localhost:7779,transport=ofi"
 RECEIVER+=" --channel-config name=sr,type=pair,method=bind,address=tcp://localhost:7779,transport=zeromq"
 xterm -geometry 80x23+1500+0 -hold -e @EX_BIN_DIR@/$RECEIVER &

examples/region/CMakeLists.txt

@@ -1,54 +1,12 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-region-sampler sampler.cxx)
-target_link_libraries(fairmq-ex-region-sampler PRIVATE FairMQ)
-
-add_executable(fairmq-ex-region-sink sink.cxx)
-target_link_libraries(fairmq-ex-region-sink PRIVATE FairMQ)
-
-add_executable(fairmq-ex-region-keep-alive keep-alive.cxx)
-target_link_libraries(fairmq-ex-region-keep-alive PRIVATE FairMQ)
-
-add_custom_target(ExampleRegion DEPENDS fairmq-ex-region-sampler fairmq-ex-region-sink fairmq-ex-region-keep-alive)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-region.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-region.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-region.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-region.sh)
-
-add_test(NAME Example.Region.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-region.sh zeromq)
-set_tests_properties(Example.Region.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received [0-9*] acks")
-
-add_test(NAME Example.Region.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-region.sh shmem)
-set_tests_properties(Example.Region.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received [0-9*] acks")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-region-sampler
-  fairmq-ex-region-sink
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-region.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-region.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-region.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-region.sh
+add_example(NAME region
+  DEVICE sampler processor sink keep-alive
+  SCRIPT region region-advanced region-advanced-external
 )

examples/region/fairmq-start-ex-region-advanced-external.sh.in

@@ -0,0 +1,95 @@
+#!/bin/bash
+
+export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
+
+transport=${1:-shmem}
+msgSize=${2:-1000000}
+
+SAMPLER="fairmq-ex-region-sampler"
+SAMPLER+=" --id sampler1"
+# SAMPLER+=" --sampling-rate 10"
+SAMPLER+=" --severity debug"
+SAMPLER+=" --msg-size $msgSize"
+SAMPLER+=" --transport $transport"
+SAMPLER+=" --shmid 1"
+SAMPLER+=" --shm-monitor false"
+SAMPLER+=" --rc-segment-size 200000000"
+SAMPLER+=" --external-region true"
+SAMPLER+=" --shm-no-cleanup true"
+SAMPLER+=" --chan-name data1"
+SAMPLER+=" --channel-config name=data1,type=push,method=bind,address=tcp://127.0.0.1:7777"
+xterm -geometry 90x60+0+0 -hold -e @EX_BIN_DIR@/$SAMPLER &
+
+PROCESSOR1="fairmq-ex-region-processor"
+PROCESSOR1+=" --id processor1"
+PROCESSOR1+=" --severity debug"
+PROCESSOR1+=" --transport $transport"
+PROCESSOR1+=" --shmid 1"
+PROCESSOR1+=" --shm-segment-id 1"
+PROCESSOR1+=" --shm-monitor false"
+PROCESSOR1+=" --shm-no-cleanup true"
+PROCESSOR1+=" --channel-config name=data1,type=pull,method=connect,address=tcp://127.0.0.1:7777"
+PROCESSOR1+="                  name=data2,type=push,method=bind,address=tcp://127.0.0.1:7778"
+PROCESSOR1+="                  name=data3,type=push,method=bind,address=tcp://127.0.0.1:7779"
+xterm -geometry 90x40+550+40 -hold -e @EX_BIN_DIR@/$PROCESSOR1 &
+
+PROCESSOR2="fairmq-ex-region-processor"
+PROCESSOR2+=" --id processor2"
+PROCESSOR2+=" --severity debug"
+PROCESSOR2+=" --transport $transport"
+PROCESSOR2+=" --shmid 1"
+PROCESSOR2+=" --shm-segment-id 2"
+PROCESSOR2+=" --shm-monitor false"
+PROCESSOR2+=" --shm-no-cleanup true"
+PROCESSOR2+=" --channel-config name=data1,type=pull,method=connect,address=tcp://127.0.0.1:7777"
+PROCESSOR2+="                  name=data2,type=push,method=bind,address=tcp://127.0.0.1:7788"
+PROCESSOR2+="                  name=data3,type=push,method=bind,address=tcp://127.0.0.1:7789"
+xterm -geometry 90x40+550+600 -hold -e @EX_BIN_DIR@/$PROCESSOR2 &
+
+SINK1_1="fairmq-ex-region-sink"
+SINK1_1+=" --id sink1_1"
+SINK1_1+=" --severity debug"
+SINK1_1+=" --chan-name data2"
+SINK1_1+=" --transport $transport"
+SINK1_1+=" --shmid 1"
+SINK1_1+=" --shm-segment-id 1"
+SINK1_1+=" --shm-monitor false"
+SINK1_1+=" --shm-no-cleanup true"
+SINK1_1+=" --channel-config name=data2,type=pull,method=connect,address=tcp://127.0.0.1:7778"
+xterm -geometry 90x20+1100+0 -hold -e @EX_BIN_DIR@/$SINK1_1 &
+
+SINK1_2="fairmq-ex-region-sink"
+SINK1_2+=" --id sink1_2"
+SINK1_2+=" --severity debug"
+SINK1_2+=" --chan-name data3"
+SINK1_2+=" --transport $transport"
+SINK1_2+=" --shmid 1"
+SINK1_2+=" --shm-segment-id 1"
+SINK1_2+=" --shm-monitor false"
+SINK1_2+=" --shm-no-cleanup true"
+SINK1_2+=" --channel-config name=data3,type=pull,method=connect,address=tcp://127.0.0.1:7779"
+xterm -geometry 90x20+1100+300 -hold -e @EX_BIN_DIR@/$SINK1_2 &
+
+SINK2_1="fairmq-ex-region-sink"
+SINK2_1+=" --id sink2_1"
+SINK2_1+=" --severity debug"
+SINK2_1+=" --chan-name data2"
+SINK2_1+=" --transport $transport"
+SINK2_1+=" --shmid 1"
+SINK2_1+=" --shm-segment-id 2"
+SINK2_1+=" --shm-monitor false"
+SINK2_1+=" --shm-no-cleanup true"
+SINK2_1+=" --channel-config name=data2,type=pull,method=connect,address=tcp://127.0.0.1:7788"
+xterm -geometry 90x20+1100+600 -hold -e @EX_BIN_DIR@/$SINK2_1 &
+
+SINK2_2="fairmq-ex-region-sink"
+SINK2_2+=" --id sink2_2"
+SINK2_2+=" --severity debug"
+SINK2_2+=" --chan-name data3"
+SINK2_2+=" --transport $transport"
+SINK2_2+=" --shmid 1"
+SINK2_2+=" --shm-segment-id 2"
+SINK2_2+=" --shm-monitor false"
+SINK2_2+=" --shm-no-cleanup true"
+SINK2_2+=" --channel-config name=data3,type=pull,method=connect,address=tcp://127.0.0.1:7789"
+xterm -geometry 90x20+1100+900 -hold -e @EX_BIN_DIR@/$SINK2_2 &

examples/region/fairmq-start-ex-region-advanced.sh.in

@@ -0,0 +1,80 @@
+#!/bin/bash
+
+export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
+
+transport=${1:-shmem}
+msgSize=${2:-1000000}
+
+SAMPLER="fairmq-ex-region-sampler"
+SAMPLER+=" --id sampler1"
+# SAMPLER+=" --sampling-rate 10"
+SAMPLER+=" --severity debug"
+SAMPLER+=" --msg-size $msgSize"
+SAMPLER+=" --transport $transport"
+#SAMPLER+=" --rc-segment-size 0"
+SAMPLER+=" --shm-monitor true"
+SAMPLER+=" --chan-name data1"
+SAMPLER+=" --channel-config name=data1,type=push,method=bind,address=tcp://127.0.0.1:7777"
+xterm -geometry 90x60+0+0 -hold -e @EX_BIN_DIR@/$SAMPLER &
+
+PROCESSOR1="fairmq-ex-region-processor"
+PROCESSOR1+=" --id processor1"
+PROCESSOR1+=" --severity debug"
+PROCESSOR1+=" --transport $transport"
+PROCESSOR1+=" --shm-segment-id 1"
+PROCESSOR1+=" --shm-monitor true"
+PROCESSOR1+=" --channel-config name=data1,type=pull,method=connect,address=tcp://127.0.0.1:7777"
+PROCESSOR1+="                  name=data2,type=push,method=bind,address=tcp://127.0.0.1:7778"
+PROCESSOR1+="                  name=data3,type=push,method=bind,address=tcp://127.0.0.1:7779"
+xterm -geometry 90x40+550+40 -hold -e @EX_BIN_DIR@/$PROCESSOR1 &
+
+PROCESSOR2="fairmq-ex-region-processor"
+PROCESSOR2+=" --id processor2"
+PROCESSOR2+=" --severity debug"
+PROCESSOR2+=" --transport $transport"
+PROCESSOR2+=" --shm-segment-id 2"
+PROCESSOR2+=" --shm-monitor true"
+PROCESSOR2+=" --channel-config name=data1,type=pull,method=connect,address=tcp://127.0.0.1:7777"
+PROCESSOR2+="                  name=data2,type=push,method=bind,address=tcp://127.0.0.1:7788"
+PROCESSOR2+="                  name=data3,type=push,method=bind,address=tcp://127.0.0.1:7789"
+xterm -geometry 90x40+550+600 -hold -e @EX_BIN_DIR@/$PROCESSOR2 &
+
+SINK1_1="fairmq-ex-region-sink"
+SINK1_1+=" --id sink1_1"
+SINK1_1+=" --severity debug"
+SINK1_1+=" --chan-name data2"
+SINK1_1+=" --transport $transport"
+SINK1_1+=" --shm-segment-id 1"
+SINK1_1+=" --shm-monitor true"
+SINK1_1+=" --channel-config name=data2,type=pull,method=connect,address=tcp://127.0.0.1:7778"
+xterm -geometry 90x20+1100+0 -hold -e @EX_BIN_DIR@/$SINK1_1 &
+
+SINK1_2="fairmq-ex-region-sink"
+SINK1_2+=" --id sink1_2"
+SINK1_2+=" --severity debug"
+SINK1_2+=" --chan-name data3"
+SINK1_2+=" --transport $transport"
+SINK1_2+=" --shm-segment-id 1"
+SINK1_2+=" --shm-monitor true"
+SINK1_2+=" --channel-config name=data3,type=pull,method=connect,address=tcp://127.0.0.1:7779"
+xterm -geometry 90x20+1100+300 -hold -e @EX_BIN_DIR@/$SINK1_2 &
+
+SINK2_1="fairmq-ex-region-sink"
+SINK2_1+=" --id sink2_1"
+SINK2_1+=" --severity debug"
+SINK2_1+=" --chan-name data2"
+SINK2_1+=" --transport $transport"
+SINK2_1+=" --shm-segment-id 2"
+SINK2_1+=" --shm-monitor true"
+SINK2_1+=" --channel-config name=data2,type=pull,method=connect,address=tcp://127.0.0.1:7788"
+xterm -geometry 90x20+1100+600 -hold -e @EX_BIN_DIR@/$SINK2_1 &
+
+SINK2_2="fairmq-ex-region-sink"
+SINK2_2+=" --id sink2_2"
+SINK2_2+=" --severity debug"
+SINK2_2+=" --chan-name data3"
+SINK2_2+=" --transport $transport"
+SINK2_2+=" --shm-segment-id 2"
+SINK2_2+=" --shm-monitor true"
+SINK2_2+=" --channel-config name=data3,type=pull,method=connect,address=tcp://127.0.0.1:7789"
+xterm -geometry 90x20+1100+900 -hold -e @EX_BIN_DIR@/$SINK2_2 &

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

@@ -2,16 +2,8 @@
 
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
-transport="shmem"
-msgSize="1000000"
-
-if [[ $1 =~ ^[a-z]+$ ]]; then
-    transport=$1
-fi
-
-if [[ $2 =~ ^[0-9]+$ ]]; then
-    msgSize=$1
-fi
+transport=${1:-shmem}
+msgSize=${2:-1000000}
 
 SAMPLER="fairmq-ex-region-sampler"
 SAMPLER+=" --id sampler1"
@@ -19,6 +11,10 @@ SAMPLER+=" --severity debug"
 SAMPLER+=" --msg-size $msgSize"
 # SAMPLER+=" --rate 10"
 SAMPLER+=" --transport $transport"
+# SAMPLER+=" --external-region true"
+# SAMPLER+=" --shm-no-cleaup true"
+SAMPLER+=" --shm-monitor true"
+# SAMPLER+=" --shmid 1"
 SAMPLER+=" --channel-config name=data,type=push,method=bind,address=tcp://127.0.0.1:7777,sndKernelSize=212992"
 xterm -geometry 120x60+0+0 -hold -e @EX_BIN_DIR@/$SAMPLER &
 
@@ -26,5 +22,8 @@ SINK="fairmq-ex-region-sink"
 SINK+=" --id sink1"
 SINK+=" --severity debug"
 SINK+=" --transport $transport"
+# SINK+=" --shm-no-cleaup true"
+SINK+=" --shm-monitor true"
+# SINK+=" --shmid 1"
 SINK+=" --channel-config name=data,type=pull,method=connect,address=tcp://127.0.0.1:7777,rcvKernelSize=212992"
 xterm -geometry 120x60+750+0 -hold -e @EX_BIN_DIR@/$SINK &

examples/region/keep-alive.cxx

@@ -6,10 +6,9 @@
  *                  copied verbatim in the file "LICENSE"                       *
  ********************************************************************************/
 #include <fairmq/shmem/Common.h>
-#include <fairmq/shmem/UnmanagedRegion.h>
-#include <fairmq/shmem/Segment.h>
 #include <fairmq/shmem/Monitor.h>
-
+#include <fairmq/shmem/Segment.h>
+#include <fairmq/shmem/UnmanagedRegion.h>
 #include <fairmq/tools/Unique.h>
 
 #include <fairlogger/Logger.h>
@@ -17,75 +16,130 @@
 #include <boost/algorithm/string.hpp>
 #include <boost/program_options.hpp>
 
-#include <csignal>
-
 #include <chrono>
+#include <csignal>
 #include <map>
+#include <mutex>
 #include <string>
 #include <thread>
 
 using namespace std;
 using namespace boost::program_options;
 
-namespace
-{
-    volatile sig_atomic_t gStopping = 0;
-}
+namespace {
+volatile sig_atomic_t gStopping = 0;
+volatile sig_atomic_t gResetContent = 0;
+}   // namespace
 
-void signalHandler(int /* signal */)
-{
-    gStopping = 1;
-}
+void signalHandler(int /* signal */) { gStopping = 1; }
+
+void resetContentHandler(int /* signal */) { gResetContent = 1; }
 
 struct ShmManager
 {
-    ShmManager(uint64_t _shmId, const vector<string>& _segments, const vector<string>& _regions)
+    ShmManager(uint64_t _shmId, const vector<string>& _segments, const vector<string>& _regions, bool zero = true)
         : shmId(fair::mq::shmem::makeShmIdStr(_shmId))
+    {
+        LOG(info) << "Starting ShmManager for shmId: " << shmId;
+        LOG(info) << "Performing full reset...";
+        FullReset();
+        LOG(info) << "Done.";
+        LOG(info) << "Adding managed segments...";
+        AddSegments(_segments, zero);
+        LOG(info) << "Done.";
+        LOG(info) << "Adding unmanaged regions...";
+        AddRegions(_regions, zero);
+        LOG(info) << "Done.";
+        LOG(info) << "Shared memory is ready for use.";
+    }
+
+    void AddSegments(const vector<string>& _segments, bool zero)
     {
         for (const auto& s : _segments) {
-            vector<string> segmentConf;
-            boost::algorithm::split(segmentConf, s, boost::algorithm::is_any_of(","));
-            if (segmentConf.size() != 2) {
-                LOG(error) << "incorrect format for --segments. Expecting pairs of <id>,<size>.";
+            vector<string> conf;
+            boost::algorithm::split(conf, s, boost::algorithm::is_any_of(","));
+            if (conf.size() != 3) {
+                LOG(error) << "incorrect format for --segments. Expecting pairs of <id>,<size><numaid>.";
                 fair::mq::shmem::Monitor::Cleanup(fair::mq::shmem::ShmId{shmId});
-                throw runtime_error("incorrect format for --segments. Expecting pairs of <id>,<size>.");
+                throw runtime_error("incorrect format for --segments. Expecting pairs of <id>,<size>,<numaid>.");
             }
-            uint16_t id = stoi(segmentConf.at(0));
-            uint64_t size = stoull(segmentConf.at(1));
+            uint16_t id = stoi(conf.at(0));
+            uint64_t size = stoull(conf.at(1));
+            segmentCfgs.emplace_back(fair::mq::shmem::SegmentConfig{id, size, "rbtree_best_fit"});
+
             auto ret = segments.emplace(id, fair::mq::shmem::Segment(shmId, id, size, fair::mq::shmem::rbTreeBestFit));
             fair::mq::shmem::Segment& segment = ret.first->second;
-            LOG(info) << "Created segment " << id << " of size " << segment.GetSize() << ", starting at " << segment.GetData() << ". Locking...";
+            LOG(info) << "Created segment " << id << " of size " << segment.GetSize()
+                      << ", starting at " << segment.GetData() << ". Locking...";
             segment.Lock();
             LOG(info) << "Done.";
-            LOG(info) << "Zeroing...";
-            segment.Zero();
-            LOG(info) << "Done.";
-        }
-
-        for (const auto& r : _regions) {
-            vector<string> regionConf;
-            boost::algorithm::split(regionConf, r, boost::algorithm::is_any_of(","));
-            if (regionConf.size() != 2) {
-                LOG(error) << "incorrect format for --regions. Expecting pairs of <id>,<size>.";
-                fair::mq::shmem::Monitor::Cleanup(fair::mq::shmem::ShmId{shmId});
-                throw runtime_error("incorrect format for --regions. Expecting pairs of <id>,<size>.");
+            if (zero) {
+                LOG(info) << "Zeroing...";
+                segment.Zero();
+                LOG(info) << "Done.";
             }
-            uint16_t id = stoi(regionConf.at(0));
-            uint64_t size = stoull(regionConf.at(1));
-            auto ret = regions.emplace(id, make_unique<fair::mq::shmem::UnmanagedRegion>(shmId, id, size));
+        }
+    }
+
+    void AddRegions(const vector<string>& _regions, bool zero)
+    {
+        for (const auto& r : _regions) {
+            vector<string> conf;
+            boost::algorithm::split(conf, r, boost::algorithm::is_any_of(","));
+            if (conf.size() != 3) {
+                LOG(error) << "incorrect format for --regions. Expecting pairs of <id>,<size>,<numaid>.";
+                fair::mq::shmem::Monitor::Cleanup(fair::mq::shmem::ShmId{shmId});
+                throw runtime_error("incorrect format for --regions. Expecting pairs of <id>,<size>,<numaid>.");
+            }
+            uint16_t id = stoi(conf.at(0));
+            uint64_t size = stoull(conf.at(1));
+            fair::mq::RegionConfig cfg;
+            cfg.id = id;
+            cfg.rcSegmentSize = 0;
+            cfg.size = size;
+            regionCfgs.push_back(cfg);
+
+            auto ret = regions.emplace(id, make_unique<fair::mq::shmem::UnmanagedRegion>(shmId, cfg));
             fair::mq::shmem::UnmanagedRegion& region = *(ret.first->second);
-            LOG(info) << "Created unamanged region " << id << " of size " << region.GetSize() << ", starting at " << region.GetData() << ". Locking...";
+            LOG(info) << "Created unamanged region " << id << " of size " << region.GetSize()
+                      << ", starting at " << region.GetData() << ". Locking...";
             region.Lock();
             LOG(info) << "Done.";
-            LOG(info) << "Zeroing...";
-            region.Zero();
-            LOG(info) << "Done.";
+            if (zero) {
+                LOG(info) << "Zeroing...";
+                region.Zero();
+                LOG(info) << "Done.";
+            }
         }
     }
 
+    bool CheckPresence()
+    {
+        std::lock_guard<std::mutex> lock(localMtx);
+        for (const auto& sc : segmentCfgs) {
+            if (!(fair::mq::shmem::Monitor::SegmentIsPresent(fair::mq::shmem::ShmId{shmId}, sc.id))) {
+                return false;
+            }
+        }
+        for (const auto& rc : regionCfgs) {
+            if (!(fair::mq::shmem::Monitor::RegionIsPresent(fair::mq::shmem::ShmId{shmId}, rc.id.value()))) {
+                return false;
+            }
+        }
+        return true;
+    }
+
     void ResetContent()
     {
-        fair::mq::shmem::Monitor::ResetContent(fair::mq::shmem::ShmId{shmId});
+        std::lock_guard<std::mutex> lock(localMtx);
+        fair::mq::shmem::Monitor::ResetContent(fair::mq::shmem::ShmId{shmId}, segmentCfgs, regionCfgs);
+    }
+
+    void FullReset()
+    {
+        segments.clear();
+        regions.clear();
+        fair::mq::shmem::Monitor::Cleanup(fair::mq::shmem::ShmId{shmId});
     }
 
     ~ShmManager()
@@ -95,8 +149,11 @@ struct ShmManager
     }
 
     std::string shmId;
+    std::mutex localMtx;
     map<uint16_t, fair::mq::shmem::Segment> segments;
     map<uint16_t, unique_ptr<fair::mq::shmem::UnmanagedRegion>> regions;
+    std::vector<fair::mq::shmem::SegmentConfig> segmentCfgs;
+    std::vector<fair::mq::RegionConfig> regionCfgs;
 };
 
 int main(int argc, char** argv)
@@ -105,8 +162,11 @@ int main(int argc, char** argv)
 
     signal(SIGINT, signalHandler);
     signal(SIGTERM, signalHandler);
+    signal(SIGUSR1, resetContentHandler);
 
     try {
+        bool nozero = false;
+        bool checkPresence = true;
         uint64_t shmId = 0;
         vector<string> segments;
         vector<string> regions;
@@ -114,8 +174,10 @@ int main(int argc, char** argv)
         options_description desc("Options");
         desc.add_options()
             ("shmid", value<uint64_t>(&shmId)->required(), "Shm id")
-            ("segments", value<vector<string>>(&segments)->multitoken()->composing(), "Segments, as <id>,<size> <id>,<size> <id>,<size> ...")
-            ("regions",  value<vector<string>>(&regions)->multitoken()->composing(), "Regions, as <id>,<size> <id>,<size> <id>,<size> ...")
+            ("segments", value<vector<string>>(&segments)->multitoken()->composing(), "Segments, as <id>,<size>,<numaid> <id>,<size>,<numaid> <id>,<size>,<numaid> ... (numaid: -2 disabled, -1 interleave, >=0 node)")
+            ("regions", value<vector<string>>(&regions)->multitoken()->composing(), "Regions, as <id>,<size> <id>,<size>,<numaid> <id>,<size>,<numaid> ...")
+            ("nozero", value<bool>(&nozero)->default_value(false)->implicit_value(true), "Do not zero segments after initialization")
+            ("check-presence", value<bool>(&checkPresence)->default_value(true)->implicit_value(true), "Check periodically if configured segments/regions are still present, and cleanup and leave if they are not")
             ("help,h", "Print help");
 
         variables_map vm;
@@ -128,15 +190,35 @@ int main(int argc, char** argv)
 
         notify(vm);
 
-        ShmManager shmManager(shmId, segments, regions);
+        ShmManager shmManager(shmId, segments, regions, !nozero);
 
-        while (!gStopping) {
-            std::this_thread::sleep_for(std::chrono::milliseconds(50));
+        std::thread resetContentThread([&shmManager]() {
+            while (!gStopping) {
+                std::this_thread::sleep_for(std::chrono::milliseconds(50));
+                if (gResetContent == 1) {
+                    LOG(info) << "Resetting content for shmId " << shmManager.shmId;
+                    shmManager.ResetContent();
+                    gResetContent = 0;
+                    LOG(info) << "Done resetting content for shmId " << shmManager.shmId;
+                }
+            }
+        });
+
+        if (checkPresence) {
+            while (!gStopping) {
+                if (shmManager.CheckPresence() == false) {
+                    LOG(error) << "Failed to find segments, exiting.";
+                    gStopping = true;
+                }
+                std::this_thread::sleep_for(std::chrono::milliseconds(500));
+            }
         }
 
+        resetContentThread.join();
+
         LOG(info) << "stopping.";
     } catch (exception& e) {
-        LOG(error) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit";
+        LOG(error) << "Exception reached the top of main: " << e.what() << ", exiting";
         return 2;
     }
 

examples/region/processor.cxx

@@ -0,0 +1,80 @@
+/********************************************************************************
+ * Copyright (C) 2014-2021 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 <fairmq/Device.h>
+#include <fairmq/runDevice.h>
+#include <memory>
+
+namespace bpo = boost::program_options;
+using namespace std;
+using namespace fair::mq;
+
+namespace {
+
+struct Processor : Device
+{
+    void InitTask() override
+    {
+        fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
+        GetChannel("data1", 0).Transport()->SubscribeToRegionEvents([](RegionInfo info) {
+            LOG(info) << "Region event: " << info.event << ": "
+                      << (info.managed ? "managed" : "unmanaged") << ", id: " << info.id
+                      << ", ptr: " << info.ptr << ", size: " << info.size
+                      << ", flags: " << info.flags;
+        });
+    }
+
+    void Run() override
+    {
+        Channel& dataIn = GetChannel("data1", 0);
+        Channel& dataOut1 = GetChannel("data2", 0);
+        Channel& dataOut2 = GetChannel("data3", 0);
+
+        while (!NewStatePending()) {
+            fair::mq::Parts inParts;
+            dataIn.Receive(inParts);
+
+            fair::mq::Parts outParts1;
+            fair::mq::Parts outParts2;
+
+            for (const auto& inPart : inParts) {
+                outParts1.AddPart(NewMessage());
+                outParts1.fParts.back()->Copy(*inPart);
+
+                outParts2.AddPart(NewMessage());
+                outParts2.fParts.back()->Copy(*inPart);
+            }
+
+            dataOut1.Send(outParts1);
+            dataOut2.Send(outParts2);
+
+            if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations) {
+                LOG(info) << "Configured max number of iterations reached. Leaving RUNNING state.";
+                break;
+            }
+        }
+    }
+
+    void ResetTask() override
+    {
+        GetChannel("data1", 0).Transport()->UnsubscribeFromRegionEvents();
+    }
+
+  private:
+    uint64_t fMaxIterations = 0;
+    uint64_t fNumIterations = 0;
+};
+
+}   // namespace
+
+void addCustomOptions(bpo::options_description& options)
+{
+    options.add_options()("max-iterations", bpo::value<uint64_t>()->default_value(0), "Maximum number of iterations of Run/ConditionalRun/OnData (0 - infinite)");
+}
+
+unique_ptr<Device> getDevice(ProgOptions& /*config*/) { return make_unique<Processor>(); }

examples/region/sampler.cxx

@@ -8,6 +8,7 @@
 
 #include <fairmq/Device.h>
 #include <fairmq/runDevice.h>
+#include <fairmq/tools/RateLimit.h>
 
 #include <cstdint>
 #include <mutex>
@@ -19,11 +20,15 @@ struct Sampler : fair::mq::Device
 {
     void InitTask() override
     {
+        fExternalRegion = fConfig->GetProperty<bool>("external-region");
         fMsgSize = fConfig->GetProperty<int>("msg-size");
         fLinger = fConfig->GetProperty<uint32_t>("region-linger");
         fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
+        fChanName = fConfig->GetProperty<std::string>("chan-name");
+        fSamplingRate = fConfig->GetProperty<float>("sampling-rate");
+        fRCSegmentSize = fConfig->GetProperty<uint64_t>("rc-segment-size");
 
-        GetChannel("data", 0).Transport()->SubscribeToRegionEvents([](fair::mq::RegionInfo info) {
+        GetChannel(fChanName, 0).Transport()->SubscribeToRegionEvents([](fair::mq::RegionInfo info) {
             LOG(info) << "Region event: " << info.event << ": "
                     << (info.managed ? "managed" : "unmanaged")
                     << ", id: " << info.id
@@ -34,76 +39,109 @@ struct Sampler : fair::mq::Device
 
         fair::mq::RegionConfig regionCfg;
         regionCfg.linger = fLinger; // delay in ms before region destruction to collect outstanding events
-        regionCfg.lock = true; // mlock region after creation
-        regionCfg.zero = true; // zero region content after creation
-        fRegion = fair::mq::UnmanagedRegionPtr(NewUnmanagedRegionFor("data", // region is created using the transport of this channel...
-                                                                0,      // ... and this sub-channel
-                                                                10000000, // region size
-                                                                [this](const std::vector<fair::mq::RegionBlock>& blocks) { // callback to be called when message buffers no longer needed by transport
-                                                                    std::lock_guard<std::mutex> lock(fMtx);
-                                                                    fNumUnackedMsgs -= blocks.size();
-                                                                    if (fMaxIterations > 0) {
-                                                                        LOG(info) << "Received " << blocks.size() << " acks";
-                                                                    }
-                                                                }, regionCfg));
+        // options for testing with an externally-created -region
+        if (fExternalRegion) {
+            regionCfg.id = 1;
+            regionCfg.removeOnDestruction = false;
+        }
+        regionCfg.lock = !fExternalRegion; // mlock region after creation
+        regionCfg.zero = !fExternalRegion; // zero region content after creation
+        regionCfg.rcSegmentSize = fRCSegmentSize; // size of the corresponding reference count segment
+        fRegion = fair::mq::UnmanagedRegionPtr(NewUnmanagedRegionFor(
+            fChanName, // region is created using the transport of this channel...
+            0,      // ... and this sub-channel
+            10000000, // region size
+            [this](const std::vector<fair::mq::RegionBlock>& blocks) { // callback to be called when message buffers no longer needed by transport
+                std::lock_guard<std::mutex> lock(fMtx);
+                fNumUnackedMsgs -= blocks.size();
+                if (fMaxIterations > 0) {
+                    LOG(info) << "Received " << blocks.size() << " acks";
+                }
+            },
+            regionCfg
+        ));
     }
 
-    bool ConditionalRun() override
+    void Run() override
     {
-        fair::mq::MessagePtr msg(NewMessageFor("data", // channel
-                                            0, // sub-channel
-                                            fRegion, // region
-                                            fRegion->GetData(), // ptr within region
-                                            fMsgSize, // offset from ptr
-                                            nullptr // hint
-                                            ));
 
-        // static_cast<char*>(fRegion->GetData())[3] = 97;
-        // LOG(info) << "check: " << static_cast<char*>(fRegion->GetData())[3];
-        // std::this_thread::sleep_for(std::chrono::seconds(1));
+        fair::mq::tools::RateLimiter rateLimiter(fSamplingRate);
 
-        std::lock_guard<std::mutex> lock(fMtx);
-        ++fNumUnackedMsgs;
-        if (Send(msg, "data", 0) > 0) {
-            if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations) {
-                LOG(info) << "Configured maximum number of iterations reached. Leaving RUNNING state.";
-                return false;
+        while (!NewStatePending()) {
+            fair::mq::Parts parts;
+            // make 64 parts
+            for (int i = 0; i < 64; ++i) {
+                parts.AddPart(NewMessageFor(
+                    fChanName, // channel
+                    0, // sub-channel
+                    fRegion, // region
+                    fRegion->GetData(), // ptr within region
+                    fMsgSize, // offset from ptr
+                    nullptr // hint
+                    ));
+            }
+
+            std::lock_guard<std::mutex> lock(fMtx);
+            fNumUnackedMsgs += parts.Size();
+            if (Send(parts, fChanName, 0) > 0) {
+                if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations) {
+                    LOG(info) << "Configured maximum number of iterations reached. Stopping sending.";
+                    break;
+                }
+                if (fSamplingRate > 0.001) {
+                    rateLimiter.maybe_sleep();
+                }
             }
         }
 
-        return true;
+        // wait for all acks to arrive
+        while (!NewStatePending()) {
+            {
+                std::lock_guard<std::mutex> lock(fMtx);
+                if (fNumUnackedMsgs == 0) {
+                    break;
+                }
+            }
+            std::this_thread::sleep_for(std::chrono::milliseconds(25));
+        }
+
+        if (fNumUnackedMsgs != 0) {
+            LOG(info) << "Done, still not acknowledged: " << fNumUnackedMsgs;
+        } else {
+            LOG(info) << "All acknowledgements received.";
+        }
     }
 
     void ResetTask() override
     {
         fRegion.reset();
-        {
-            std::lock_guard<std::mutex> lock(fMtx);
-            if (fNumUnackedMsgs != 0) {
-                LOG(info) << "Done, still not acknowledged: " << fNumUnackedMsgs;
-            } else {
-                LOG(info) << "All acknowledgements received.";
-            }
-        }
-        GetChannel("data", 0).Transport()->UnsubscribeFromRegionEvents();
+        GetChannel(fChanName, 0).Transport()->UnsubscribeFromRegionEvents();
     }
 
   private:
+    int fExternalRegion = false;
     int fMsgSize = 10000;
     uint32_t fLinger = 100;
     uint64_t fMaxIterations = 0;
     uint64_t fNumIterations = 0;
+    uint64_t fRCSegmentSize = 10000000;
     fair::mq::UnmanagedRegionPtr fRegion = nullptr;
     std::mutex fMtx;
     uint64_t fNumUnackedMsgs = 0;
+    std::string fChanName;
+    float fSamplingRate = 0.;
 };
 
 void addCustomOptions(bpo::options_description& options)
 {
     options.add_options()
+        ("chan-name", bpo::value<std::string>()->default_value("data"), "name of the output channel")
         ("msg-size", bpo::value<int>()->default_value(1000), "Message size in bytes")
+        ("sampling-rate", bpo::value<float>()->default_value(0.), "Sampling rate (Hz).")
         ("region-linger", bpo::value<uint32_t>()->default_value(100), "Linger period for regions")
-        ("max-iterations", bpo::value<uint64_t>()->default_value(0), "Maximum number of iterations of Run/ConditionalRun/OnData (0 - infinite)");
+        ("max-iterations", bpo::value<uint64_t>()->default_value(0), "Maximum number of iterations of Run/ConditionalRun/OnData (0 - infinite)")
+        ("external-region", bpo::value<bool>()->default_value(false), "Use region created by another process")
+        ("rc-segment-size", bpo::value<uint64_t>()->default_value(10000000), "Size of the reference count segment for Unamanged Region");
 }
 
 std::unique_ptr<fair::mq::Device> getDevice(fair::mq::ProgOptions& /*config*/)

examples/region/sink.cxx

@@ -22,7 +22,8 @@ struct Sink : Device
     {
         // Get the fMaxIterations value from the command line options (via fConfig)
         fMaxIterations = fConfig->GetProperty<uint64_t>("max-iterations");
-        GetChannel("data", 0).Transport()->SubscribeToRegionEvents([](RegionInfo info) {
+        fChanName = fConfig->GetProperty<std::string>("chan-name");
+        GetChannel(fChanName, 0).Transport()->SubscribeToRegionEvents([](RegionInfo info) {
             LOG(info) << "Region event: " << info.event << ": "
                       << (info.managed ? "managed" : "unmanaged") << ", id: " << info.id
                       << ", ptr: " << info.ptr << ", size: " << info.size
@@ -32,15 +33,11 @@ struct Sink : Device
 
     void Run() override
     {
-        Channel& dataInChannel = GetChannel("data", 0);
+        Channel& dataIn = GetChannel(fChanName, 0);
 
         while (!NewStatePending()) {
-            auto msg(dataInChannel.Transport()->CreateMessage());
-            dataInChannel.Receive(msg);
-
-            // void* ptr = msg->GetData();
-            // char* cptr = static_cast<char*>(ptr);
-            // LOG(info) << "check: " << cptr[3];
+            fair::mq::Parts parts;
+            dataIn.Receive(parts);
 
             if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations) {
                 LOG(info) << "Configured max number of iterations reached. Leaving RUNNING state.";
@@ -51,22 +48,22 @@ struct Sink : Device
 
     void ResetTask() override
     {
-        GetChannel("data", 0).Transport()->UnsubscribeFromRegionEvents();
+        GetChannel(fChanName, 0).Transport()->UnsubscribeFromRegionEvents();
     }
 
   private:
     uint64_t fMaxIterations = 0;
     uint64_t fNumIterations = 0;
+    std::string fChanName;
 };
 
 }   // namespace
 
 void addCustomOptions(bpo::options_description& options)
 {
-    options.add_options()(
-        "max-iterations",
-        bpo::value<uint64_t>()->default_value(0),
-        "Maximum number of iterations of Run/ConditionalRun/OnData (0 - infinite)");
+    options.add_options()
+        ("chan-name", bpo::value<std::string>()->default_value("data"), "name of the input channel")
+        ("max-iterations", bpo::value<uint64_t>()->default_value(0), "Maximum number of iterations of Run/ConditionalRun/OnData (0 - infinite)");
 }
 
 unique_ptr<Device> getDevice(ProgOptions& /*config*/) { return make_unique<Sink>(); }

examples/region/test-ex-region.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -14,7 +16,7 @@ chan="data"
 chanAddr="/tmp/fmq_$session""_""$chan""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; @CMAKE_BINARY_DIR@/fairmq/fairmq-shmmonitor --cleanup --session $SESSION; rm $chanAddr' TERM
+trap 'set +e; kill -TERM $SAMPLER_PID; kill -TERM $SINK_PID; wait $SAMPLER_PID; wait $SINK_PID; @CMAKE_BINARY_DIR@/fairmq/fairmq-shmmonitor --cleanup --session $SESSION; rm $chanAddr; exit 0' TERM
 
 SAMPLER="fairmq-ex-region-sampler"
 SAMPLER+=" --id sampler1"
@@ -22,6 +24,7 @@ SAMPLER+=" --transport $transport"
 SAMPLER+=" --severity debug"
 SAMPLER+=" --session $session"
 SAMPLER+=" --shm-segment-size 100000000"
+SAMPLER+=" --shm-monitor true"
 SAMPLER+=" --verbosity veryhigh"
 SAMPLER+=" --control static --color false"
 SAMPLER+=" --max-iterations 1"
@@ -37,6 +40,7 @@ SINK+=" --transport $transport"
 SINK+=" --severity debug"
 SINK+=" --session $session"
 SINK+=" --shm-segment-size 100000000"
+SINK+=" --shm-monitor true"
 SINK+=" --verbosity veryhigh"
 SINK+=" --control static --color false"
 SINK+=" --max-iterations 1"
@@ -48,4 +52,6 @@ SINK_PID=$!
 wait $SAMPLER_PID
 wait $SINK_PID
 
+set +e
 rm $chanAddr
+exit 0

examples/req-rep/CMakeLists.txt

@@ -1,52 +1,11 @@
- ################################################################################
- #    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"                       #
- ################################################################################
+################################################################################
+# Copyright (C) 2014-2023 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"                       #
+################################################################################
 
-add_executable(fairmq-ex-req-rep-client client.cxx)
-target_link_libraries(fairmq-ex-req-rep-client PRIVATE FairMQ)
-
-
-add_executable(fairmq-ex-req-rep-server server.cxx)
-target_link_libraries(fairmq-ex-req-rep-server PRIVATE FairMQ)
-
-add_custom_target(ExampleReqRep DEPENDS fairmq-ex-req-rep-client fairmq-ex-req-rep-server)
-
-set(EX_BIN_DIR ${CMAKE_CURRENT_BINARY_DIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_BINARY_DIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-req-rep.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-req-rep.sh)
-
-# test
-
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/test-ex-req-rep.sh.in ${CMAKE_CURRENT_BINARY_DIR}/test-ex-req-rep.sh)
-
-add_test(NAME Example.ReqRep.zeromq COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-req-rep.sh zeromq)
-set_tests_properties(Example.ReqRep.zeromq PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received reply from server: ")
-
-add_test(NAME Example.ReqRep.shmem COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test-ex-req-rep.sh shmem)
-set_tests_properties(Example.ReqRep.shmem PROPERTIES TIMEOUT "30" PASS_REGULAR_EXPRESSION "Received reply from server: ")
-
-# install
-
-install(
-  TARGETS
-  fairmq-ex-req-rep-client
-  fairmq-ex-req-rep-server
-
-  LIBRARY DESTINATION ${PROJECT_INSTALL_LIBDIR}
-  RUNTIME DESTINATION ${PROJECT_INSTALL_BINDIR}
-)
-
-# configure run script with different executable paths for build and for install directories
-set(EX_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR})
-set(FAIRMQ_BIN_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_BINDIR}/fairmq)
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/fairmq-start-ex-req-rep.sh.in ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-req-rep.sh_install)
-
-install(
-  PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/fairmq-start-ex-req-rep.sh_install
-  DESTINATION ${PROJECT_INSTALL_BINDIR}
-  RENAME fairmq-start-ex-req-rep.sh
+add_example(NAME req-rep
+  DEVICE client server
 )

examples/req-rep/test-ex-req-rep.sh.in

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 export FAIRMQ_PATH=@FAIRMQ_BIN_DIR@
 
 transport="zeromq"
@@ -13,7 +15,7 @@ chan="data"
 chanAddr="/tmp/fmq_$session""_""$chan""_""$transport"
 
 # setup a trap to kill everything if the test fails/timeouts
-trap 'kill -TERM $CLIENT_PID; kill -TERM $SERVER_PID; wait $CLIENT_PID; wait $SERVER_PID; rm $chanAddr' TERM
+trap 'set +e; kill -TERM $CLIENT_PID; kill -TERM $SERVER_PID; wait $CLIENT_PID; wait $SERVER_PID; rm $chanAddr; exit 0' TERM
 
 CLIENT="fairmq-ex-req-rep-client"
 CLIENT+=" --id client"
@@ -21,6 +23,7 @@ CLIENT+=" --transport $transport"
 CLIENT+=" --verbosity veryhigh"
 CLIENT+=" --session $session"
 CLIENT+=" --shm-segment-size 100000000"
+CLIENT+=" --shm-monitor true"
 CLIENT+=" --control static --color false"
 CLIENT+=" --max-iterations 1"
 CLIENT+=" --channel-config name=$chan,type=req,method=connect,rateLogging=0,address=ipc://$chanAddr"
@@ -33,6 +36,7 @@ SERVER+=" --transport $transport"
 SERVER+=" --verbosity veryhigh"
 SERVER+=" --session $session"
 SERVER+=" --shm-segment-size 100000000"
+SERVER+=" --shm-monitor true"
 SERVER+=" --control static --color false"
 SERVER+=" --max-iterations 1"
 SERVER+=" --channel-config name=$chan,type=rep,method=bind,rateLogging=0,address=ipc://$chanAddr"
@@ -43,4 +47,6 @@ SERVER_PID=$!
 wait $CLIENT_PID
 wait $SERVER_PID
 
+set +e
 rm $chanAddr
+exit 0

fairmq/CMakeLists.txt

@@ -1,5 +1,5 @@
 ################################################################################
-# Copyright (C) 2012-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
+# Copyright (C) 2012-2025 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  #
 #                                                                              #
 #              This software is distributed under the terms of the             #
 #              GNU Lesser General Public Licence (LGPL) version 3,             #
@@ -63,14 +63,22 @@ if(BUILD_FAIRMQ)
     Tools.h
     TransportFactory.h
     Transports.h
+    TransportEnum.h
     UnmanagedRegion.h
     options/FairMQProgOptions.h
     runDevice.h
     runFairMQDevice.h
     shmem/Common.h
+    shmem/Manager.h
+    shmem/Message.h
     shmem/Monitor.h
+    shmem/Poller.h
     shmem/Segment.h
+    shmem/Socket.h
+    shmem/TransportFactory.h
     shmem/UnmanagedRegion.h
+    shmem/UnmanagedRegionImpl.h
+    tools/Compiler.h
     tools/CppSTL.h
     tools/Exceptions.h
     tools/IO.h
@@ -94,12 +102,6 @@ if(BUILD_FAIRMQ)
     plugins/Builtin.h
     plugins/config/Config.h
     plugins/control/Control.h
-    shmem/Message.h
-    shmem/Poller.h
-    shmem/UnmanagedRegionImpl.h
-    shmem/Socket.h
-    shmem/TransportFactory.h
-    shmem/Manager.h
     zeromq/Common.h
     zeromq/Context.h
     zeromq/Message.h
@@ -107,18 +109,9 @@ if(BUILD_FAIRMQ)
     zeromq/UnmanagedRegion.h
     zeromq/Socket.h
     zeromq/TransportFactory.h
+    zeromq/ZMsg.h
   )
 
-  if(BUILD_OFI_TRANSPORT)
-    set(FAIRMQ_PRIVATE_HEADER_FILES ${FAIRMQ_PRIVATE_HEADER_FILES}
-      ofi/Context.h
-      ofi/ControlMessages.h
-      ofi/Message.h
-      ofi/Socket.h
-      ofi/TransportFactory.h
-    )
-  endif()
-
   ##########################
   # libFairMQ source files #
   ##########################
@@ -126,7 +119,7 @@ if(BUILD_FAIRMQ)
     Channel.cxx
     Device.cxx
     DeviceRunner.cxx
-    Error.cxx
+    EventManager.cxx
     JSONParser.cxx
     MemoryResources.cxx
     Plugin.cxx
@@ -149,14 +142,6 @@ if(BUILD_FAIRMQ)
     tools/Unique.cxx
   )
 
-  if(BUILD_OFI_TRANSPORT)
-    set(FAIRMQ_SOURCE_FILES ${FAIRMQ_SOURCE_FILES}
-      ofi/Context.cxx
-      ofi/Message.cxx
-      ofi/Socket.cxx
-    )
-  endif()
-
 
   ###################
   # configure files #
@@ -180,14 +165,26 @@ if(BUILD_FAIRMQ)
   ############################
   # preprocessor definitions #
   ############################
-  target_compile_definitions(${target} PUBLIC BOOST_ERROR_CODE_HEADER_ONLY)
+  target_compile_definitions(${target} PUBLIC
+    BOOST_ERROR_CODE_HEADER_ONLY
+    BOOST_ASIO_HAS_HAS_STD_CHRONO
+  )
   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)
+  target_compile_definitions(${target} PUBLIC
+    FAIRMQ_HAS_STD_FILESYSTEM=${FAIRMQ_HAS_STD_FILESYSTEM}
+    FAIRMQ_HAS_STD_PMR=${FAIRMQ_HAS_STD_PMR}
+  )
+  if(DEFINED FAIRMQ_CHANNEL_DEFAULT_AUTOBIND)
+    # translate CMake boolean (TRUE, FALSE, 0, 1, OFF, ON) into C++ boolean literal (true, false)
+    if(FAIRMQ_CHANNEL_DEFAULT_AUTOBIND)
+      set(value "true")
+    else()
+      set(value "false")
+    endif()
+    target_compile_definitions(${target} PUBLIC FAIRMQ_CHANNEL_DEFAULT_AUTOBIND=${value})
   endif()
-  target_compile_definitions(${target} PUBLIC FAIRMQ_HAS_STD_FILESYSTEM=${FAIRMQ_HAS_STD_FILESYSTEM})
 
 
   #######################
@@ -205,13 +202,6 @@ if(BUILD_FAIRMQ)
   ##################
   # link libraries #
   ##################
-  if(BUILD_OFI_TRANSPORT)
-    set(OFI_DEPS
-      asio::asio
-      asiofi::asiofi
-    )
-  endif()
-
   target_link_libraries(${target}
     INTERFACE # only consumers link against interface dependencies
     Boost::container
@@ -222,14 +212,13 @@ if(BUILD_FAIRMQ)
     $<$<PLATFORM_ID:Linux>:rt>
     Boost::boost
     Boost::program_options
-    Boost::filesystem
+    Boost::filesystem # still needed for Boost.DLL
     Boost::regex
     FairLogger::FairLogger
 
     PRIVATE # only libFairMQ links against private dependencies
     libzmq
     PicoSHA2
-    ${OFI_DEPS}
   )
   set_target_properties(${target} PROPERTIES
     VERSION ${PROJECT_VERSION}
@@ -343,10 +332,3 @@ if(BUILD_FAIRMQ)
     )
   endforeach()
 endif()
-
-####################
-# external plugins #
-####################
-if(BUILD_PMIX_PLUGIN)
-  add_subdirectory(plugins/PMIx)
-endif()

fairmq/Channel.cxx

@@ -12,6 +12,7 @@
 #include <fairmq/Channel.h>
 #include <fairmq/Properties.h>
 #include <fairmq/Tools.h>
+#include <fairmq/Transports.h>
 #include <random>
 #include <regex>
 #include <set>
@@ -383,4 +384,10 @@ bool Channel::BindEndpoint(string& endpoint)
     }
 }
 
+std::string Channel::GetTransportName() const { return TransportName(fTransportType); }
+
+Transport Channel::GetTransportType() const { return fTransportType; }
+
+void Channel::UpdateTransport(const std::string& transport) { fTransportType = TransportType(transport); Invalidate(); }
+
 } // namespace fair::mq

fairmq/Channel.h

@@ -14,11 +14,12 @@
 #include <fairmq/Properties.h>
 #include <fairmq/Socket.h>
 #include <fairmq/TransportFactory.h>
-#include <fairmq/Transports.h>
+#include <fairmq/TransportEnum.h>
 #include <fairmq/UnmanagedRegion.h>
 
 #include <cstdint>   // int64_t
 #include <memory>   // unique_ptr, shared_ptr
+#include <ostream>
 #include <stdexcept>
 #include <string>
 #include <utility>   // std::move
@@ -144,11 +145,11 @@ class Channel
 
     /// Get channel transport name ("default", "zeromq" or "shmem")
     /// @return Returns channel transport name (e.g. "default", "zeromq" or "shmem")
-    std::string GetTransportName() const { return TransportName(fTransportType); }
+    std::string GetTransportName() const;
 
     /// Get channel transport type
     /// @return Returns channel transport type
-    mq::Transport GetTransportType() const { return fTransportType; }
+    mq::Transport GetTransportType() const;
 
     /// Get socket send buffer size (in number of messages)
     /// @return Returns socket send buffer size (in number of messages)
@@ -220,7 +221,7 @@ class Channel
 
     /// Set channel transport
     /// @param transport transport string ("default", "zeromq" or "shmem")
-    void UpdateTransport(const std::string& transport) { fTransportType = TransportType(transport); Invalidate(); }
+    void UpdateTransport(const std::string& transport);
 
     /// Set socket send buffer size
     /// @param sndBufSize Socket send buffer size (in number of messages)
@@ -378,7 +379,19 @@ class Channel
     static constexpr int DefaultRateLogging = 1;
     static constexpr int DefaultPortRangeMin = 22000;
     static constexpr int DefaultPortRangeMax = 23000;
+#ifdef FAIRMQ_CHANNEL_DEFAULT_AUTOBIND
+    static constexpr bool DefaultAutoBind = FAIRMQ_CHANNEL_DEFAULT_AUTOBIND;
+#else
     static constexpr bool DefaultAutoBind = true;
+#endif
+
+    friend std::ostream& operator<<(std::ostream& os, const Channel& ch)
+    {
+        return os << "name: " << ch.fName
+                  << ", type: "  << ch.fType
+                  << ", method: "  << ch.fMethod
+                  << ", address: "  << ch.fAddress;
+    }
 
   private:
     std::shared_ptr<TransportFactory> fTransportFactory;
@@ -416,16 +429,16 @@ class Channel
                     msg.get()
                 ));
                 msg.release();
-                msg = move(msgWrapper);
+                msg = std::move(msgWrapper);
             } else {
                 MessagePtr newMsg(NewMessage());
-                msg = move(newMsg);
+                msg = std::move(newMsg);
             }
         }
     }
 
     void CheckSendCompatibility(Parts& parts) { CheckSendCompatibility(parts.fParts); }
-    void CheckSendCompatibility(std::vector<MessagePtr>& msgVec)
+    void CheckSendCompatibility(Parts::container & msgVec)
     {
         for (auto& msg : msgVec) {
             if (fTransportType != msg->GetType()) {
@@ -437,10 +450,10 @@ class Channel
                         msg.get()
                     ));
                     msg.release();
-                    msg = move(msgWrapper);
+                    msg = std::move(msgWrapper);
                 } else {
                     MessagePtr newMsg(NewMessage());
-                    msg = move(newMsg);
+                    msg = std::move(newMsg);
                 }
             }
         }
@@ -450,18 +463,18 @@ class Channel
     {
         if (fTransportType != msg->GetType()) {
             MessagePtr newMsg(NewMessage());
-            msg = move(newMsg);
+            msg = std::move(newMsg);
         }
     }
 
     void CheckReceiveCompatibility(Parts& parts) { CheckReceiveCompatibility(parts.fParts); }
-    void CheckReceiveCompatibility(std::vector<MessagePtr>& msgVec)
+    void CheckReceiveCompatibility(Parts::container& msgVec)
     {
         for (auto& msg : msgVec) {
             if (fTransportType != msg->GetType()) {
 
                 MessagePtr newMsg(NewMessage());
-                msg = move(newMsg);
+                msg = std::move(newMsg);
             }
         }
     }

fairmq/Device.cxx

@@ -1,19 +1,25 @@
 /********************************************************************************
- * Copyright (C) 2012-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2012-2023 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 <algorithm>                    // std::max, std::any_of
-#include <boost/algorithm/string.hpp>   // join/split
-#include <chrono>
+// FairMQ
 #include <fairmq/Device.h>
 #include <fairmq/Tools.h>
+#include <fairmq/Transports.h>
+
+// boost
+#include <boost/algorithm/string.hpp>   // join/split
+
+// std
+#include <algorithm>   // std::max, std::any_of
+#include <chrono>
 #include <iomanip>
 #include <list>
-#include <memory>                       // std::make_unique
+#include <memory>   // std::make_unique
 #include <mutex>
 #include <thread>
 
@@ -72,6 +78,9 @@ Device::Device(ProgOptions& config, tools::Version version)
     : Device(&config, version)
 {}
 
+/// TODO: Remove this once Device::fChannels is no longer public
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 Device::Device(ProgOptions* config, tools::Version version)
     : fTransportFactory(nullptr)
     , fInternalConfig(config ? nullptr : make_unique<ProgOptions>())
@@ -83,18 +92,15 @@ Device::Device(ProgOptions* config, tools::Version version)
     , fVersion(version)
     , fRate(DefaultRate)
     , fInitializationTimeoutInS(DefaultInitTimeout)
-    , fTransitioning(false)
 {
     SubscribeToNewTransition("device", [&](Transition transition) {
         LOG(trace) << "device notified on new transition: " << transition;
+        InterruptTransports();
+    });
 
-        switch (transition) {
-            case Transition::Stop:
-                UnblockTransports();
-                break;
-            default:
-                break;
-        }
+    fStateMachine.PrepareState([&](State state) {
+        LOG(trace) << "Resuming transports for " << state << " state";
+        ResumeTransports();
     });
 
     fStateMachine.HandleStates([&](State state) {
@@ -135,73 +141,7 @@ Device::Device(ProgOptions* config, tools::Version version)
 
     fStateMachine.Start();
 }
-
-void Device::TransitionTo(State s)
-{
-    {
-        lock_guard<mutex> lock(fTransitionMtx);
-        if (fTransitioning) {
-            LOG(debug) << "Attempting a transition with TransitionTo() while another one is already in progress";
-            throw OngoingTransition("Attempting a transition with TransitionTo() while another one is already in progress");
-        }
-        fTransitioning = true;
-    }
-
-    using mq::State;
-
-    StateQueue sq;
-    StateSubscription ss(tools::ToString(fId, ".TransitionTo"), fStateMachine, sq);
-
-    State currentState = GetCurrentState();
-
-    while (s != currentState) {
-        switch (currentState) {
-            case State::Idle:
-                if (s == State::Exiting) { ChangeState(Transition::End); }
-                else { ChangeState(Transition::InitDevice); }
-            break;
-            case State::InitializingDevice:
-                ChangeState(Transition::CompleteInit);
-            break;
-            case State::Initialized:
-                if (s == State::Exiting || s == State::Idle) { ChangeState(Transition::ResetDevice); }
-                else { ChangeState(Transition::Bind); }
-            break;
-            case State::Bound:
-                if (s == State::DeviceReady || s == State::Ready || s == State::Running) { ChangeState(Transition::Connect); }
-                else { ChangeState(Transition::ResetDevice); }
-            break;
-            case State::DeviceReady:
-                if (s == State::Running || s == State::Ready) { ChangeState(Transition::InitTask); }
-                else { ChangeState(Transition::ResetDevice); }
-            break;
-            case State::Ready:
-                if (s == State::Running) { ChangeState(Transition::Run); }
-                else { ChangeState(Transition::ResetTask); }
-            break;
-            case State::Running:
-                ChangeState(Transition::Stop);
-            break;
-            case State::Binding:
-            case State::Connecting:
-            case State::InitializingTask:
-            case State::ResettingDevice:
-            case State::ResettingTask:
-                LOG(debug) << "TransitionTo ignoring state: " << currentState << " (expected, automatic transition).";
-            break;
-            default:
-                LOG(debug) << "TransitionTo ignoring state: " << currentState;
-            break;
-        }
-
-        currentState = sq.WaitForNext();
-    }
-
-    {
-        lock_guard<mutex> lock(fTransitionMtx);
-        fTransitioning = false;
-    }
-}
+#pragma GCC diagnostic pop
 
 void Device::InitWrapper()
 {
@@ -226,7 +166,7 @@ void Device::InitWrapper()
     unordered_map<string, int> infos = fConfig->GetChannelInfo();
     for (const auto& info : infos) {
         for (int i = 0; i < info.second; ++i) {
-            fChannels[info.first].emplace_back(info.first, i, fConfig->GetPropertiesStartingWith(tools::ToString("chans.", info.first, ".", i, ".")));
+            GetChannels()[info.first].emplace_back(info.first, i, fConfig->GetPropertiesStartingWith(tools::ToString("chans.", info.first, ".", i, ".")));
         }
     }
 
@@ -236,8 +176,7 @@ void Device::InitWrapper()
     string networkInterface = fConfig->GetProperty<string>("network-interface", DefaultNetworkInterface);
 
     // Fill the uninitialized channel containers
-    for (auto& channel : fChannels) {
-        int subChannelIndex = 0;
+    for (auto& channel : GetChannels()) {
         for (auto& subChannel : channel.second) {
             // set channel transport
             LOG(debug) << "Initializing transport for channel " << subChannel.fName << ": " << TransportNames.at(subChannel.fTransportType);
@@ -269,12 +208,10 @@ void Device::InitWrapper()
                 LOG(error) << "Cannot update configuration. Socket method (bind/connect) for channel '" << subChannel.fName << "' not specified.";
                 throw runtime_error(tools::ToString("Cannot update configuration. Socket method (bind/connect) for channel ", subChannel.fName, " not specified."));
             }
-
-            subChannelIndex++;
         }
     }
 
-    // ChangeState(Transition::Auto);
+    // ChangeStateOrThrow(Transition::Auto);
 }
 
 void Device::BindWrapper()
@@ -291,7 +228,7 @@ void Device::BindWrapper()
     Bind();
 
     if (!NewStatePending()) {
-        ChangeState(Transition::Auto);
+        ChangeStateOrThrow(Transition::Auto);
     }
 }
 
@@ -304,7 +241,7 @@ void Device::ConnectWrapper()
     // first attempt
     AttachChannels(fUninitializedConnectingChannels);
     // if not all channels could be connected, update their address values from config and retry
-    while (!fUninitializedConnectingChannels.empty()) {
+    while (!fUninitializedConnectingChannels.empty() && !NewStatePending()) {
         this_thread::sleep_for(chrono::milliseconds(sleepTimeInMS));
 
         for (auto& chan : fUninitializedConnectingChannels) {
@@ -317,20 +254,24 @@ void Device::ConnectWrapper()
 
         if (numAttempts++ > maxAttempts) {
             LOG(error) << "could not connect all channels after " << fInitializationTimeoutInS << " attempts";
+            LOG(error) << "following channels are still invalid:";
+            for (auto& chan : fUninitializedConnectingChannels) {
+                LOG(error) << "channel: " << *chan;
+            }
             throw runtime_error(tools::ToString("could not connect all channels after ", fInitializationTimeoutInS, " attempts"));
         }
 
         AttachChannels(fUninitializedConnectingChannels);
     }
 
-    if (fChannels.empty()) {
+    if (GetChannels().empty()) {
         LOG(warn) << "No channels created after finishing initialization";
     }
 
     Connect();
 
     if (!NewStatePending()) {
-        ChangeState(Transition::Auto);
+        ChangeStateOrThrow(Transition::Auto);
     }
 }
 
@@ -345,7 +286,7 @@ void Device::AttachChannels(vector<Channel*>& chans)
                 // remove the channel from the uninitialized container
                 itr = chans.erase(itr);
             } else {
-                LOG(error) << "failed to attach channel " << (*itr)->fName << " (" << (*itr)->fMethod << ")";
+                LOG(error) << "failed to attach channel " << (*itr)->fName << " (" << (*itr)->fMethod << " on " << (*itr)->fAddress << ")";
                 ++itr;
             }
         } else {
@@ -432,7 +373,7 @@ void Device::InitTaskWrapper()
     InitTask();
 
     if (!NewStatePending()) {
-        ChangeState(Transition::Auto);
+        ChangeStateOrThrow(Transition::Auto);
     }
 }
 
@@ -442,7 +383,7 @@ void Device::RunWrapper()
 
     unique_ptr<thread> rateLogger;
     // Check if rate logging thread is needed
-    const bool rateLogging = any_of(fChannels.cbegin(), fChannels.cend(), [](auto ch) {
+    const bool rateLogging = any_of(GetChannels().cbegin(), GetChannels().cend(), [](auto ch) {
         return any_of(ch.second.cbegin(), ch.second.cend(), [](auto sub) { return sub.fRateLogging > 0; });
     });
 
@@ -453,15 +394,9 @@ void Device::RunWrapper()
         if (rateLogging && rateLogger->joinable()) { rateLogger->join(); }
     });
 
-
-    // notify transports to resume transfers
-    for (auto& t : fTransports) {
-        t.second->Resume();
-    }
-
     // change to Error state in case of an exception, to release LogSocketRates
     tools::CallOnDestruction cod([&](){
-        ChangeState(Transition::ErrorFound);
+        ChangeStateOrThrow(Transition::ErrorFound);
     });
 
     PreRun();
@@ -469,7 +404,7 @@ void Device::RunWrapper()
     // process either data callbacks or ConditionalRun/Run
     if (fDataCallbacks) {
         // if only one input channel, do lightweight handling without additional polling.
-        if (fInputChannelKeys.size() == 1 && fChannels.at(fInputChannelKeys.at(0)).size() == 1) {
+        if (fInputChannelKeys.size() == 1 && GetChannels().at(fInputChannelKeys.at(0)).size() == 1) {
             HandleSingleChannelInput();
         } else {// otherwise do full handling with polling
             HandleMultipleChannelInput();
@@ -488,8 +423,7 @@ void Device::RunWrapper()
 
     // if Run() exited and the state is still RUNNING, transition to READY.
     if (!NewStatePending()) {
-        UnblockTransports();
-        ChangeState(Transition::Stop);
+        ChangeStateOrThrow(Transition::Stop);
     }
 
     PostRun();
@@ -517,7 +451,7 @@ void Device::HandleMultipleChannelInput()
     // check if more than one transport is used
     fMultitransportInputs.clear();
     for (const auto& k : fInputChannelKeys) {
-        mq::Transport t = fChannels.at(k).at(0).fTransportType;
+        mq::Transport t = GetChannel(k, 0).fTransportType;
         if (fMultitransportInputs.find(t) == fMultitransportInputs.end()) {
             fMultitransportInputs.insert(pair<mq::Transport, vector<string>>(t, vector<string>()));
             fMultitransportInputs.at(t).push_back(k);
@@ -527,13 +461,13 @@ void Device::HandleMultipleChannelInput()
     }
 
     for (const auto& mi : fMsgInputs) {
-        for (auto& i : fChannels.at(mi.first)) {
+        for (auto& i : GetChannels().at(mi.first)) {
             i.fMultipart = false;
         }
     }
 
     for (const auto& mi : fMultipartInputs) {
-        for (auto& i : fChannels.at(mi.first)) {
+        for (auto& i : GetChannels().at(mi.first)) {
             i.fMultipart = true;
         }
     }
@@ -544,16 +478,16 @@ void Device::HandleMultipleChannelInput()
     } else { // otherwise poll directly
         bool proceed = true;
 
-        PollerPtr poller(fChannels.at(fInputChannelKeys.at(0)).at(0).fTransportFactory->CreatePoller(fChannels, fInputChannelKeys));
+        PollerPtr poller(GetChannel(fInputChannelKeys.at(0), 0).fTransportFactory->CreatePoller(GetChannels(), fInputChannelKeys));
 
         while (!NewStatePending() && proceed) {
             poller->Poll(200);
 
             // check which inputs are ready and call their data handlers if they are.
             for (const auto& ch : fInputChannelKeys) {
-                for (unsigned int i = 0; i < fChannels.at(ch).size(); ++i) {
+                for (unsigned int i = 0; i < GetChannels().at(ch).size(); ++i) {
                     if (poller->CheckInput(ch, i)) {
-                        if (fChannels.at(ch).at(i).fMultipart) {
+                        if (GetChannel(ch, i).fMultipart) {
                             proceed = HandleMultipartInput(ch, fMultipartInputs.at(ch), i);
                         } else {
                             proceed = HandleMsgInput(ch, fMsgInputs.at(ch), i);
@@ -590,13 +524,13 @@ void Device::HandleMultipleTransportInput()
 void Device::PollForTransport(const TransportFactory* factory, const vector<string>& channelKeys)
 {
     try {
-        PollerPtr poller(factory->CreatePoller(fChannels, channelKeys));
+        PollerPtr poller(factory->CreatePoller(GetChannels(), channelKeys));
 
         while (!NewStatePending() && fMultitransportProceed) {
             poller->Poll(500);
 
             for (const auto& ch : channelKeys) {
-                for (unsigned int i = 0; i < fChannels.at(ch).size(); ++i) {
+                for (unsigned int i = 0; i < GetChannels().at(ch).size(); ++i) {
                     if (poller->CheckInput(ch, i)) {
                         lock_guard<mutex> lock(fMultitransportMutex);
 
@@ -604,7 +538,7 @@ void Device::PollForTransport(const TransportFactory* factory, const vector<stri
                             break;
                         }
 
-                        if (fChannels.at(ch).at(i).fMultipart) {
+                        if (GetChannel(ch, i).fMultipart) {
                             fMultitransportProceed = HandleMultipartInput(ch, fMultipartInputs.at(ch), i);
                         } else {
                             fMultitransportProceed = HandleMsgInput(ch, fMsgInputs.at(ch), i);
@@ -628,7 +562,7 @@ void Device::PollForTransport(const TransportFactory* factory, const vector<stri
 
 bool Device::HandleMsgInput(const string& chName, const InputMsgCallback& callback, int i)
 {
-    unique_ptr<Message> input(fChannels.at(chName).at(i).fTransportFactory->CreateMessage());
+    unique_ptr<Message> input(GetChannel(chName, i).fTransportFactory->CreateMessage());
 
     if (Receive(input, chName, i) >= 0) {
         return callback(input, i);
@@ -650,6 +584,8 @@ bool Device::HandleMultipartInput(const string& chName, const InputMultipartCall
 
 shared_ptr<TransportFactory> Device::AddTransport(mq::Transport transport)
 {
+    lock_guard<mutex> lock(fTransportMtx);
+
     if (transport == mq::Transport::DEFAULT) {
         transport = fDefaultTransportType;
     }
@@ -683,7 +619,7 @@ void Device::LogSocketRates()
     size_t chanNameLen = 0;
 
     // iterate over the channels map
-    for (auto& channel : fChannels) {
+    for (auto& channel : GetChannels()) {
         // iterate over the channels vector
         for (auto& subChannel : channel.second) {
             if (subChannel.fRateLogging > 0) {
@@ -767,10 +703,19 @@ void Device::LogSocketRates()
     }
 }
 
-void Device::UnblockTransports()
+void Device::InterruptTransports()
 {
-    for (auto& transport : fTransports) {
-        transport.second->Interrupt();
+    lock_guard<mutex> lock(fTransportMtx);
+    for (auto& [transportType, transport] : fTransports) {
+        transport->Interrupt();
+    }
+}
+
+void Device::ResumeTransports()
+{
+    lock_guard<mutex> lock(fTransportMtx);
+    for (auto& [transportType, transport] : fTransports) {
+        transport->Resume();
     }
 }
 
@@ -779,31 +724,38 @@ void Device::ResetTaskWrapper()
     ResetTask();
 
     if (!NewStatePending()) {
-        ChangeState(Transition::Auto);
+        ChangeStateOrThrow(Transition::Auto);
     }
 }
 
 void Device::ResetWrapper()
 {
-    for (auto& transport : fTransports) {
-        transport.second->Reset();
+    {
+        lock_guard<mutex> lock(fTransportMtx);
+        for (auto& [transportType, transport] : fTransports) {
+            transport->Reset();
+        }
+        fTransports.clear();
     }
 
     Reset();
 
-    fChannels.clear();
-    fTransports.clear();
+    GetChannels().clear();
     fTransportFactory.reset();
     if (!NewStatePending()) {
-        ChangeState(Transition::Auto);
+        ChangeStateOrThrow(Transition::Auto);
     }
 }
 
+/// TODO: Remove this once Device::fChannels is no longer public
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 Device::~Device()
 {
     UnsubscribeFromNewTransition("device");
     fStateMachine.StopHandlingStates();
     LOG(debug) << "Shutting down device " << fId;
 }
+#pragma GCC diagnostic pop
 
 } // namespace fair::mq

fairmq/Device.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2021-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2021-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -9,12 +9,9 @@
 #ifndef FAIR_MQ_DEVICE_H
 #define FAIR_MQ_DEVICE_H
 
-#include <algorithm>   // find
-#include <atomic>
-#include <chrono>
-#include <cstddef>
-#include <fairlogger/Logger.h>
+// FairMQ
 #include <fairmq/Channel.h>
+#include <fairmq/Error.h>
 #include <fairmq/Message.h>
 #include <fairmq/Parts.h>
 #include <fairmq/ProgOptions.h>
@@ -22,8 +19,17 @@
 #include <fairmq/StateQueue.h>
 #include <fairmq/Tools.h>
 #include <fairmq/TransportFactory.h>
-#include <fairmq/Transports.h>
+#include <fairmq/TransportEnum.h>
 #include <fairmq/UnmanagedRegion.h>
+
+// logger
+#include <fairlogger/Logger.h>
+
+// std
+#include <algorithm>   // find
+#include <atomic>
+#include <chrono>
+#include <cstddef>
 #include <functional>
 #include <memory>   // unique_ptr
 #include <mutex>
@@ -228,7 +234,7 @@ class Device
             }
         }
 
-        return GetChannel(chans.at(0), 0).Transport()->CreatePoller(fChannels, chans);
+        return GetChannel(chans.at(0), 0).Transport()->CreatePoller(GetChannels(), chans);
     }
 
     PollerPtr NewPoller(const std::vector<Channel*>& channels)
@@ -316,7 +322,7 @@ class Device
 
     Channel& GetChannel(const std::string& channelName, const int index = 0)
     try {
-        return fChannels.at(channelName).at(index);
+        return GetChannels().at(channelName).at(index);
     } catch (const std::out_of_range& oor) {
         LOG(error) << "GetChannel(): '" << channelName << "[" << index << "]' does not exist.";
         throw;
@@ -324,7 +330,7 @@ class Device
 
     size_t GetNumSubChannels(const std::string& channelName)
     try {
-        return fChannels.at(channelName).size();
+        return GetChannels().at(channelName).size();
     } catch (const std::out_of_range& oor) {
         LOG(error) << "GetNumSubChannels(): '" << channelName << "' does not exist.";
         throw;
@@ -335,7 +341,7 @@ class Device
     /// @param index sub-channel
     unsigned long GetNumberOfConnectedPeers(const std::string& channelName, int index = 0)
     {
-        return fChannels.at(channelName).at(index).GetNumberOfConnectedPeers();
+        return GetChannel(channelName, index).GetNumberOfConnectedPeers();
     }
 
     virtual void RegisterChannelEndpoints() {}
@@ -433,7 +439,23 @@ class Device
         fTransports;   ///< Container for transports
 
   public:
+    [[deprecated("Use GetChannels() instead.")]]
     std::unordered_map<std::string, std::vector<Channel>> fChannels;   ///< Device channels
+    std::unordered_map<std::string, std::vector<Channel>>& GetChannels()
+    {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+        return fChannels;
+#pragma GCC diagnostic pop
+    }
+    std::unordered_map<std::string, std::vector<Channel>> const& GetChannels() const
+    {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+        return fChannels;
+#pragma GCC diagnostic pop
+    }
+
     std::unique_ptr<ProgOptions> fInternalConfig;   ///< Internal program options configuration
     ProgOptions* fConfig;                           ///< Pointer to config (internal or external)
 
@@ -477,21 +499,49 @@ class Device
   public:
     /// @brief Request a device state transition
     /// @param transition state transition
+    /// @return whether the transition was successfully scheduled
     ///
     /// The state transition may not happen immediately, but when the current state evaluates the
     /// pending transition event and terminates. In other words, the device states are scheduled
     /// cooperatively.
-    bool ChangeState(const Transition transition) { return fStateMachine.ChangeState(transition); }
+    [[nodiscard]] bool ChangeState(const Transition transition)
+    {
+        return fStateMachine.ChangeState(transition);
+    }
     /// @brief Request a device state transition
     /// @param transition state transition
+    /// @return whether the transition was successfully scheduled
     ///
     /// The state transition may not happen immediately, but when the current state evaluates the
     /// pending transition event and terminates. In other words, the device states are scheduled
     /// cooperatively.
-    bool ChangeState(const std::string& transition)
+    [[nodiscard]] bool ChangeState(const std::string& transition)
     {
         return fStateMachine.ChangeState(GetTransition(transition));
     }
+    /// @brief Request a device state transition
+    /// @param transition state transition
+    /// @throws when the transition could not have been scheduled
+    ///
+    /// Throwing version of Device::ChangeState().
+    void ChangeStateOrThrow(Transition transition)
+    {
+        if(!ChangeState(transition)) {
+            auto const err = MakeErrorCode(ErrorCode::DeviceChangeStateFailed);
+            throw std::system_error(err.value(),
+                                    err.category(),
+                                    tools::ToString("Invalid transition: ", transition));
+        }
+    }
+    /// @brief Request a device state transition
+    /// @param transition state transition
+    /// @throws when the transition could not have been scheduled
+    ///
+    /// Throwing version of Device::ChangeState().
+    void ChangeStateOrThrow(std::string const& transition)
+    {
+        ChangeStateOrThrow(GetTransition(transition));
+    }
 
     /// @brief waits for the next state (any) to occur
     State WaitForNextState() { return fStateQueue.WaitForNext(); }
@@ -502,8 +552,6 @@ class Device
     /// @param state state to wait for
     void WaitForState(const std::string& state) { WaitForState(GetState(state)); }
 
-    void TransitionTo(State state);
-
     /// @brief Subscribe with a callback to state changes
     /// @param key id to identify your subscription
     /// @param callback callback (called with the new state as the parameter)
@@ -588,7 +636,10 @@ class Device
     void ResetWrapper();
 
     /// Notifies transports to cease any blocking activity
-    void UnblockTransports();
+    void InterruptTransports();
+
+    /// Notifies transports to resume any blocking activity
+    void ResumeTransports();
 
     /// Shuts down the transports and the device
     void Exit() {}
@@ -622,15 +673,12 @@ class Device
 
     const tools::Version fVersion;
     float fRate;                  ///< Rate limiting for ConditionalRun
-    uint64_t fMaxRunRuntimeInS;   ///< Maximum runtime for the Running state handler, after which
-                                  ///< state will change to Ready (in seconds, 0 for no limit).
     int fInitializationTimeoutInS;
     std::vector<std::string> fRawCmdLineArgs;
 
     StateQueue fStateQueue;
 
-    std::mutex fTransitionMtx;
-    bool fTransitioning;
+    std::mutex fTransportMtx;   ///< guards access to transports container
 };
 
 }   // namespace fair::mq

fairmq/DeviceRunner.cxx

@@ -152,7 +152,7 @@ auto DeviceRunner::Run() -> int
     fDevice->RegisterChannelEndpoints();
     if (fConfig.Count("print-channels")) {
         fDevice->PrintRegisteredChannels();
-        fDevice->ChangeState(fair::mq::Transition::End);
+        fDevice->ChangeStateOrThrow(fair::mq::Transition::End);
         return 0;
     }
 
@@ -160,7 +160,7 @@ auto DeviceRunner::Run() -> int
     if (fConfig.Count("version")) {
         LOGV(info, verylow) << "FairMQ version: " << FAIRMQ_GIT_VERSION;
         LOGV(info, verylow) << "User device version: " << fDevice->GetVersion();
-        fDevice->ChangeState(fair::mq::Transition::End);
+        fDevice->ChangeStateOrThrow(fair::mq::Transition::End);
         return 0;
     }
 

fairmq/Error.cxx

@@ -1,39 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2019-2021 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 "Error.h"
-
-namespace fair::mq {
-
-const char* ErrorCategory::name() const noexcept { return "fairmq"; }
-
-std::string ErrorCategory::message(int ev) const
-{
-    switch (static_cast<ErrorCode>(ev)) {
-        case ErrorCode::OperationInProgress:
-            return "async operation already in progress";
-        case ErrorCode::OperationTimeout:
-            return "async operation timed out";
-        case ErrorCode::OperationCanceled:
-            return "async operation canceled";
-        case ErrorCode::DeviceChangeStateFailed:
-            return "failed to change state of a fairmq device";
-        case ErrorCode::DeviceGetPropertiesFailed:
-            return "failed to get fairmq device properties";
-        case ErrorCode::DeviceSetPropertiesFailed:
-            return "failed to set fairmq device properties";
-        default:
-            return "(unrecognized error)";
-    }
-}
-
-const ErrorCategory errorCategory{};
-
-std::error_code MakeErrorCode(ErrorCode e) { return {static_cast<int>(e), errorCategory}; }
-
-}   // namespace fair::mq

fairmq/Error.h

@@ -38,14 +38,34 @@ enum class ErrorCode
     DeviceSetPropertiesFailed
 };
 
-std::error_code MakeErrorCode(ErrorCode);
-
 struct ErrorCategory : std::error_category
 {
-    const char* name() const noexcept override;
-    std::string message(int ev) const override;
+    const char* name() const noexcept override { return "fairmq"; }
+    std::string message(int ev) const override
+    {
+        switch (static_cast<ErrorCode>(ev)) {
+            case ErrorCode::OperationInProgress:
+                return "async operation already in progress";
+            case ErrorCode::OperationTimeout:
+                return "async operation timed out";
+            case ErrorCode::OperationCanceled:
+                return "async operation canceled";
+            case ErrorCode::DeviceChangeStateFailed:
+                return "failed to change state of a fairmq device";
+            case ErrorCode::DeviceGetPropertiesFailed:
+                return "failed to get fairmq device properties";
+            case ErrorCode::DeviceSetPropertiesFailed:
+                return "failed to set fairmq device properties";
+            default:
+                return "(unrecognized error)";
+        }
+    }
 };
 
+static ErrorCategory ec;
+
+inline std::error_code MakeErrorCode(ErrorCode e) { return {static_cast<int>(e), ec}; }
+
 }   // namespace fair::mq
 
 namespace std {

fairmq/EventManager.cxx

@@ -0,0 +1,20 @@
+/********************************************************************************
+ *   Copyright (C) 2025 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 "EventManager.h"
+
+#include <string>
+#include <typeindex>
+
+template std::shared_ptr<
+    fair::mq::EventManager::Signal<fair::mq::PropertyChangeAsString, std::string>>
+    fair::mq::EventManager::GetSignal<fair::mq::PropertyChangeAsString, std::string>(
+        const std::pair<std::type_index, std::type_index>& key) const;
+
+template void fair::mq::EventManager::Subscribe<fair::mq::PropertyChangeAsString, std::string>(
+    const std::string& subscriber,
+    std::function<void(typename fair::mq::PropertyChangeAsString::KeyType, std::string)>);

fairmq/EventManager.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2025 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -57,27 +57,8 @@ class EventManager
     template<typename E, typename ...Args>
     using Signal = boost::signals2::signal<void(typename E::KeyType, Args...)>;
 
-    template<typename E, typename ...Args>
-    auto Subscribe(const std::string& subscriber, std::function<void(typename E::KeyType, Args...)> callback) -> void
-    {
-        const std::type_index event_type_index{typeid(E)};
-        const std::type_index callback_type_index{typeid(std::function<void(typename E::KeyType, Args...)>)};
-        const auto signalsKey = std::make_pair(event_type_index, callback_type_index);
-        const auto connectionsKey = std::make_pair(subscriber, signalsKey);
-
-        const auto connection = GetSignal<E, Args...>(signalsKey)->connect(callback);
-
-        {
-            std::lock_guard<std::mutex> lock{fMutex};
-
-            if (fConnections.find(connectionsKey) != fConnections.end())
-            {
-                fConnections.at(connectionsKey).disconnect();
-                fConnections.erase(connectionsKey);
-            }
-            fConnections.insert({connectionsKey, connection});
-        }
-    }
+    template<typename E, typename... Args>
+    auto Subscribe(const std::string& subscriber, std::function<void(typename E::KeyType, Args...)> callback) -> void;
 
     template<typename E, typename ...Args>
     auto Unsubscribe(const std::string& subscriber) -> void
@@ -119,21 +100,58 @@ class EventManager
     mutable std::mutex fMutex;
 
     template<typename E, typename ...Args>
-    auto GetSignal(const SignalsKey& key) const -> std::shared_ptr<Signal<E, Args...>>
+    auto GetSignal(const SignalsKey& key) const -> std::shared_ptr<Signal<E, Args...>>;
+}; /* class EventManager */
+
+struct PropertyChangeAsString : Event<std::string> {};
+
+template<typename E, typename... Args>
+auto EventManager::GetSignal(const SignalsKey& key) const -> std::shared_ptr<Signal<E, Args...>>
+{
+    std::lock_guard<std::mutex> lock{fMutex};
+
+    if (fSignals.find(key) == fSignals.end()) {
+        // wrapper is needed because boost::signals2::signal is neither copyable nor movable
+        // and I don't know how else to insert it into the map
+        auto signal = std::make_shared<Signal<E, Args...>>();
+        fSignals.insert(std::make_pair(key, signal));
+    }
+
+    return boost::any_cast<std::shared_ptr<Signal<E, Args...>>>(fSignals.at(key));
+}
+
+template<typename E, typename... Args>
+auto EventManager::Subscribe(const std::string& subscriber,
+                             std::function<void(typename E::KeyType, Args...)> callback) -> void
+{
+    const std::type_index event_type_index{typeid(E)};
+    const std::type_index callback_type_index{
+        typeid(std::function<void(typename E::KeyType, Args...)>)};
+    const auto signalsKey = std::make_pair(event_type_index, callback_type_index);
+    const auto connectionsKey = std::make_pair(subscriber, signalsKey);
+
+    const auto connection = GetSignal<E, Args...>(signalsKey)->connect(callback);
+
     {
         std::lock_guard<std::mutex> lock{fMutex};
 
-        if (fSignals.find(key) == fSignals.end())
-        {
-            // wrapper is needed because boost::signals2::signal is neither copyable nor movable
-            // and I don't know how else to insert it into the map
-            auto signal = std::make_shared<Signal<E, Args...>>();
-            fSignals.insert(std::make_pair(key, signal));
+        if (fConnections.find(connectionsKey) != fConnections.end()) {
+            fConnections.at(connectionsKey).disconnect();
+            fConnections.erase(connectionsKey);
         }
-
-        return boost::any_cast<std::shared_ptr<Signal<E, Args...>>>(fSignals.at(key));
+        fConnections.insert({connectionsKey, connection});
     }
-}; /* class EventManager */
+}
+
+extern template std::shared_ptr<
+    fair::mq::EventManager::Signal<fair::mq::PropertyChangeAsString, std::string>>
+    fair::mq::EventManager::GetSignal<fair::mq::PropertyChangeAsString, std::string>(
+        const std::pair<std::type_index, std::type_index>& key) const;
+
+extern template void
+    fair::mq::EventManager::Subscribe<fair::mq::PropertyChangeAsString, std::string>(
+        const std::string& subscriber,
+        std::function<void(typename fair::mq::PropertyChangeAsString::KeyType, std::string)>);
 
 } // namespace fair::mq
 

fairmq/Message.h

@@ -10,7 +10,7 @@
 #define FAIR_MQ_MESSAGE_H
 
 #include <cstddef>   // for size_t
-#include <fairmq/Transports.h>
+#include <fairmq/TransportEnum.h>
 #include <memory>   // unique_ptr
 #include <stdexcept>
 
@@ -46,7 +46,7 @@ struct Message
     virtual void* GetData() const = 0;
     virtual size_t GetSize() const = 0;
 
-    virtual bool SetUsedSize(size_t size) = 0;
+    virtual bool SetUsedSize(size_t size, Alignment alignment = Alignment{0}) = 0;
 
     virtual Transport GetType() const = 0;
     TransportFactory* GetTransport() { return fTransport; }
@@ -76,6 +76,11 @@ struct MessageBadAlloc : std::runtime_error
     using std::runtime_error::runtime_error;
 };
 
+struct RefCountBadAlloc : std::runtime_error
+{
+    using std::runtime_error::runtime_error;
+};
+
 }   // namespace fair::mq
 
 using fairmq_free_fn [[deprecated("Use fair::mq::FreeFn")]] = fair::mq::FreeFn;

fairmq/Parts.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -38,9 +38,12 @@ struct Parts
     template<typename... Ps>
     Parts(Ps&&... parts)
     {
+        fParts.reserve(sizeof...(Ps));
         AddPart(std::forward<Ps>(parts)...);
     }
 
+    [[deprecated("Avoid owning raw pointer args, use AddPart(MessagePtr) instead.")]]
+    void AddPart(Message* msg) { fParts.push_back(MessagePtr(msg)); }
     void AddPart(MessagePtr msg) { fParts.push_back(std::move(msg)); }
 
     template<typename... Ts>
@@ -60,9 +63,15 @@ struct Parts
         }
     }
 
-    reference operator[](size_type index) { return fParts[index]; }
-    const_reference operator[](size_type index) const { return fParts[index]; }
+    Message& operator[](size_type index) { return *(fParts[index]); }
+    Message const& operator[](size_type index) const { return *(fParts[index]); }
+    // TODO: For consistency with the STL interfaces, operator[] should not dereference,
+    //       but I have no good idea how to fix this.
+    // reference operator[](size_type index) { return fParts[index]; }
+    // const_reference operator[](size_type index) const { return fParts[index]; }
 
+    [[deprecated("Redundant, dereference at call site e.g. '*(parts.At(index))' instead.")]]
+    Message& AtRef(size_type index) { return *(fParts.at(index)); }
     reference At(size_type index) { return fParts.at(index); }
     const_reference At(size_type index) const { return fParts.at(index); }
 

fairmq/PluginManager.cxx

@@ -22,7 +22,6 @@ using namespace std;
 using fair::mq::Plugin;
 using fair::mq::tools::ToString;
 using fair::mq::tools::ToStrVector;
-namespace fs = boost::filesystem;
 namespace po = boost::program_options;
 namespace dll = boost::dll;
 using boost::optional;
@@ -171,7 +170,7 @@ auto fair::mq::PluginManager::LoadPluginPrelinkedDynamic(const string& pluginNam
 }
 
 auto fair::mq::PluginManager::SearchPluginFile(const string& pluginName) const
-    -> boost::filesystem::path
+    -> fs::path
 {
     for (const auto& searchPath : SearchPaths()) {
         for (const auto& libPrefix : {fgkLibPrefix, fgkLibPrefixAlt}) {
@@ -181,7 +180,7 @@ auto fair::mq::PluginManager::SearchPluginFile(const string& pluginName) const
                            libPrefix,
                            pluginName,
                            boost::dll::detail::shared_library_impl::suffix().native());
-            auto const found = boost::filesystem::exists(file);
+            auto const found = fs::exists(file);
             if (found) {
                 return file;
             }

fairmq/PluginManager.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- *    Copyright (C) 2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
+ * Copyright (C) 2017-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -13,9 +13,16 @@
 #include <fairmq/PluginServices.h>
 #include <fairmq/tools/Strings.h>
 
+#if FAIRMQ_HAS_STD_FILESYSTEM
+#include <filesystem>
+namespace fs = std::filesystem;
+#else
 #define BOOST_FILESYSTEM_VERSION 3
 #define BOOST_FILESYSTEM_NO_DEPRECATED
 #include <boost/filesystem.hpp>
+namespace fs = ::boost::filesystem;
+#endif
+
 #include <boost/optional.hpp>
 #include <boost/program_options.hpp>
 #include <boost/dll/import.hpp>
@@ -60,13 +67,13 @@ class PluginManager
         LOG(debug) << "Shutting down Plugin Manager";
     }
 
-    auto SetSearchPaths(const std::vector<boost::filesystem::path>&) -> void;
-    auto AppendSearchPath(const boost::filesystem::path&) -> void;
-    auto PrependSearchPath(const boost::filesystem::path&) -> void;
-    auto SearchPaths() const -> const std::vector<boost::filesystem::path>& { return fSearchPaths; }
+    auto SetSearchPaths(const std::vector<fs::path>&) -> void;
+    auto AppendSearchPath(const fs::path&) -> void;
+    auto PrependSearchPath(const fs::path&) -> void;
+    auto SearchPaths() const -> const std::vector<fs::path>& { return fSearchPaths; }
     struct BadSearchPath : std::invalid_argument { using std::invalid_argument::invalid_argument; };
 
-    auto SearchPluginFile(const std::string&) const -> boost::filesystem::path;
+    auto SearchPluginFile(const std::string&) const -> fs::path;
     struct PluginNotFound : std::runtime_error { using std::runtime_error::runtime_error; };
     auto LoadPlugin(const std::string& pluginName) -> void;
     auto LoadPlugins(const std::vector<std::string>& pluginNames) -> void { for(const auto& pluginName : pluginNames) { LoadPlugin(pluginName); } }
@@ -88,18 +95,33 @@ class PluginManager
     auto WaitForPluginsToReleaseDeviceControl() -> void { fPluginServices->WaitForReleaseDeviceControl(); }
 
   private:
-    static auto ValidateSearchPath(const boost::filesystem::path&) -> void;
+    static auto ValidateSearchPath(const fs::path&) -> void;
 
     auto LoadPluginPrelinkedDynamic(const std::string& pluginName) -> void;
     auto LoadPluginDynamic(const std::string& pluginName) -> void;
     auto LoadPluginStatic(const std::string& pluginName) -> void;
-    template<typename... Args>
-    auto LoadSymbols(const std::string& pluginName, Args&&... args) -> void
+#if FAIRMQ_HAS_STD_FILESYSTEM
+    template<typename T>
+    static auto AdaptPathType(T&& path)
+    {
+        if constexpr(std::is_same_v<T, std::filesystem::path>) {
+            return boost::filesystem::path(std::forward<T>(path));
+        } else {
+            return std::forward<T>(path);
+        }
+    }
+#endif
+    template<typename FirstArg, typename... Args>
+    auto LoadSymbols(const std::string& pluginName, FirstArg&& farg, Args&&... args) -> void
     {
         using namespace boost::dll;
         using fair::mq::tools::ToString;
 
-        auto lib = shared_library{std::forward<Args>(args)...};
+#if FAIRMQ_HAS_STD_FILESYSTEM
+        auto lib = shared_library{AdaptPathType(std::forward<FirstArg>(farg)), std::forward<Args>(args)...};
+#else
+        auto lib = shared_library{std::forward<FirstArg>(farg), std::forward<Args>(args)...};
+#endif
         fgDLLKeepAlive.push_back(lib);
 
         fPluginFactories[pluginName] = import_alias<PluginFactory>(
@@ -121,7 +143,7 @@ class PluginManager
 
     static const std::string fgkLibPrefix;
     static const std::string fgkLibPrefixAlt;
-    std::vector<boost::filesystem::path> fSearchPaths;
+    std::vector<fs::path> fSearchPaths;
     static std::vector<boost::dll::shared_library> fgDLLKeepAlive; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
     std::map<std::string, std::function<PluginFactory>> fPluginFactories;
     std::unique_ptr<PluginServices> fPluginServices;

fairmq/ProgOptions.cxx

@@ -448,3 +448,6 @@ void ProgOptions::PrintOptionsRaw() const
 }
 
 } // namespace fair::mq
+
+template void fair::mq::ProgOptions::SetProperty<std::string>(const std::string& key, std::string val);
+template void fair::mq::ProgOptions::SetProperty<int>(const std::string& key, int val);

fairmq/ProgOptions.h

@@ -129,17 +129,7 @@ class ProgOptions
     /// @param key
     /// @param val
     template<typename T>
-    void SetProperty(const std::string& key, T val)
-    {
-        std::unique_lock<std::mutex> lock(fMtx);
-
-        SetVarMapValue<typename std::decay<T>::type>(key, val);
-
-        lock.unlock();
-
-        fEvents.Emit<fair::mq::PropertyChange, typename std::decay<T>::type>(key, val);
-        fEvents.Emit<fair::mq::PropertyChangeAsString, std::string>(key, GetPropertyAsString(key));
-    }
+    void SetProperty(const std::string& key, T val);
 
     /// @brief Updates an existing config property (or fails if it doesn't exist)
     /// @param key
@@ -275,5 +265,20 @@ class ProgOptions
 };
 
 } // namespace fair::mq
+template <typename T>
+void fair::mq::ProgOptions::SetProperty(const std::string& key, T val)
+{
+    std::unique_lock<std::mutex> lock(fMtx);
+
+    SetVarMapValue<typename std::decay<T>::type>(key, val);
+
+    lock.unlock();
+
+    fEvents.Emit<fair::mq::PropertyChange, typename std::decay<T>::type>(key, val);
+    fEvents.Emit<fair::mq::PropertyChangeAsString, std::string>(key, GetPropertyAsString(key));
+}
+
+extern template void fair::mq::ProgOptions::SetProperty<int>(const std::string& key, int val);
+extern template void fair::mq::ProgOptions::SetProperty<std::string>(const std::string& key, std::string val);
 
 #endif /* FAIR_MQ_PROGOPTIONS_H */

fairmq/Properties.cxx

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -8,7 +8,15 @@
 
 #include <fairmq/Properties.h>
 
+#if FAIRMQ_HAS_STD_FILESYSTEM
+#include <filesystem>
+namespace fs = std::filesystem;
+#else
+#define BOOST_FILESYSTEM_VERSION 3
+#define BOOST_FILESYSTEM_NO_DEPRECATED
 #include <boost/filesystem.hpp>
+namespace fs = ::boost::filesystem;
+#endif
 
 using namespace std;
 using boost::any_cast;
@@ -84,7 +92,12 @@ unordered_map<type_index, function<pair<string, string>(const Property&)>> Prope
     { type_index(typeid(long double)),                     [](const Property& p) { return getStringPair<long double>(p, "long double"); } },
     { type_index(typeid(bool)),                            [](const Property& p) { stringstream ss; ss << boolalpha << any_cast<bool>(p); return pair<string, string>{ ss.str(), "bool" }; } },
     { type_index(typeid(vector<bool>)),                    [](const Property& p) { stringstream ss; ss << boolalpha << any_cast<vector<bool>>(p); return pair<string, string>{ ss.str(), "vector<bool>>" }; } },
-    { type_index(typeid(boost::filesystem::path)),         [](const Property& p) { return getStringPair<boost::filesystem::path>(p, "boost::filesystem::path"); } },
+    { type_index(typeid(fs::path)),                        [](const Property& p) { return getStringPair<fs::path>(p,
+#if FAIRMQ_HAS_STD_FILESYSTEM
+                                                                                                                  "std::filesystem::path"); } },
+#else
+                                                                                                                  "boost::filesystem::path"); } },
+#endif
     { type_index(typeid(vector<char>)),                    [](const Property& p) { return getStringPair<vector<char>>(p, "vector<char>"); } },
     { type_index(typeid(vector<signed char>)),             [](const Property& p) { return getStringPair<vector<signed char>>(p, "vector<signed char>"); } },
     { type_index(typeid(vector<unsigned char>)),           [](const Property& p) { return getStringPair<vector<unsigned char>>(p, "vector<unsigned char>"); } },
@@ -100,7 +113,12 @@ unordered_map<type_index, function<pair<string, string>(const Property&)>> Prope
     { type_index(typeid(vector<float>)),                   [](const Property& p) { return getStringPair<vector<float>>(p, "vector<float>"); } },
     { type_index(typeid(vector<double>)),                  [](const Property& p) { return getStringPair<vector<double>>(p, "vector<double>"); } },
     { type_index(typeid(vector<long double>)),             [](const Property& p) { return getStringPair<vector<long double>>(p, "vector<long double>"); } },
-    { type_index(typeid(vector<boost::filesystem::path>)), [](const Property& p) { return getStringPair<vector<boost::filesystem::path>>(p, "vector<boost::filesystem::path>"); } },
+    { type_index(typeid(vector<fs::path>)),                [](const Property& p) { return getStringPair<vector<fs::path>>(p,
+#if FAIRMQ_HAS_STD_FILESYSTEM
+                                                                                                                          "vector<std::filesystem::path>"); } },
+#else
+                                                                                                                          "vector<boost::filesystem::path>"); } },
+#endif
 };
 
 unordered_map<type_index, void(*)(const EventManager&, const string&, const Property&)> PropertyHelper::fEventEmitters = {
@@ -122,7 +140,7 @@ unordered_map<type_index, void(*)(const EventManager&, const string&, const Prop
     { type_index(typeid(long double)),                     [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, long double>(k, any_cast<long double>(p)); } },
     { type_index(typeid(bool)),                            [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, bool>(k, any_cast<bool>(p)); } },
     { type_index(typeid(vector<bool>)),                    [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<bool>>(k, any_cast<vector<bool>>(p)); } },
-    { type_index(typeid(boost::filesystem::path)),         [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, boost::filesystem::path>(k, any_cast<boost::filesystem::path>(p)); } },
+    { type_index(typeid(fs::path)),                        [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, fs::path>(k, any_cast<fs::path>(p)); } },
     { type_index(typeid(vector<char>)),                    [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<char>>(k, any_cast<vector<char>>(p)); } },
     { type_index(typeid(vector<signed char>)),             [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<signed char>>(k, any_cast<vector<signed char>>(p)); } },
     { 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)); } },
@@ -138,7 +156,7 @@ unordered_map<type_index, void(*)(const EventManager&, const string&, const Prop
     { 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)); } },
     { type_index(typeid(vector<double>)),                  [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<double>>(k, any_cast<vector<double>>(p)); } },
     { type_index(typeid(vector<long double>)),             [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<long double>>(k, any_cast<vector<long double>>(p)); } },
-    { 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)); } },
+    { type_index(typeid(vector<fs::path>)),                [](const EventManager& em, const string& k, const Property& p) { em.Emit<PropertyChange, vector<fs::path>>(k, any_cast<vector<fs::path>>(p)); } },
 };
 
 } // namespace fair::mq

fairmq/Properties.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2025 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -29,7 +29,6 @@ using Property = boost::any;
 using Properties = std::map<std::string, Property>;
 
 struct PropertyChange : Event<std::string> {};
-struct PropertyChangeAsString : Event<std::string> {};
 
 class PropertyHelper
 {

fairmq/Socket.h

@@ -52,8 +52,8 @@ struct Socket
 
     virtual int64_t Send(MessagePtr& msg, int timeout = -1) = 0;
     virtual int64_t Receive(MessagePtr& msg, int timeout = -1) = 0;
-    virtual int64_t Send(std::vector<std::unique_ptr<Message>>& msgVec, int timeout = -1) = 0;
-    virtual int64_t Receive(std::vector<std::unique_ptr<Message>>& msgVec, int timeout = -1) = 0;
+    virtual int64_t Send(Parts::container& msgVec, int timeout = -1) = 0;
+    virtual int64_t Receive(Parts::container & msgVec, int timeout = -1) = 0;
     virtual int64_t Send(Parts& parts, int timeout = -1) { return Send(parts.fParts, timeout); }
     virtual int64_t Receive(Parts& parts, int timeout = -1) { return Receive(parts.fParts, timeout); }
 

fairmq/StateMachine.cxx

@@ -157,6 +157,13 @@ struct Machine_ : public state_machine_def<Machine_>
         }
     }
 
+    void CallStatePrep(const State state) const
+    {
+        if (!fStatePrepSignal.empty()) {
+            fStatePrepSignal(state);
+        }
+    }
+
     void CallNewTransitionCallbacks(const Transition transition) const
     {
         if (!fNewTransitionSignal.empty()) {
@@ -170,11 +177,13 @@ struct Machine_ : public state_machine_def<Machine_>
     atomic<bool> fLastTransitionResult;
 
     mutex fStateMtx;
+    mutex fSubscriptionsMtx;
     atomic<bool> fNewStatePending;
     condition_variable fNewStatePendingCV;
 
     boost::signals2::signal<void(const State)> fStateChangeSignal;
     boost::signals2::signal<void(const State)> fStateHandleSignal;
+    boost::signals2::signal<void(const State)> fStatePrepSignal;
     boost::signals2::signal<void(const Transition)> fNewTransitionSignal;
     unordered_map<string, boost::signals2::connection> fStateChangeSignalsMap;
     unordered_map<string, boost::signals2::connection> fNewTransitionSignalsMap;
@@ -198,6 +207,7 @@ struct Machine_ : public state_machine_def<Machine_>
                 }
             }
 
+            CallStatePrep(fState);
             CallStateChangeCallbacks(fState);
             CallStateHandler(fState);
         }
@@ -301,18 +311,33 @@ try {
 
 void StateMachine::SubscribeToStateChange(const string& key, function<void(const State)> callback)
 {
-    static_pointer_cast<FairMQFSM>(fFsm)->fStateChangeSignalsMap.insert({key, static_pointer_cast<FairMQFSM>(fFsm)->fStateChangeSignal.connect(callback)});
+    // Check if the key has a integer value as prefix, if yes, decode it.
+    int i = strtol(key.c_str(), nullptr, 10);
+    auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    lock_guard<mutex> lock(fsm->fSubscriptionsMtx);
+    fsm->fStateChangeSignalsMap.insert({key, fsm->fStateChangeSignal.connect(i, callback)});
 }
 
 void StateMachine::UnsubscribeFromStateChange(const string& key)
 {
     auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    lock_guard<mutex> lock(fsm->fSubscriptionsMtx);
     if (fsm->fStateChangeSignalsMap.count(key)) {
         fsm->fStateChangeSignalsMap.at(key).disconnect();
         fsm->fStateChangeSignalsMap.erase(key);
     }
 }
 
+void StateMachine::PrepareState(std::function<void(const State)> callback)
+{
+    auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    if (fsm->fStatePrepSignal.empty()) {
+        fsm->fStatePrepSignal.connect(callback);
+    } else {
+        LOG(error) << "state preparation handler is already set";
+    }
+}
+
 void StateMachine::HandleStates(function<void(const State)> callback)
 {
     auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
@@ -326,6 +351,9 @@ void StateMachine::HandleStates(function<void(const State)> callback)
 void StateMachine::StopHandlingStates()
 {
     auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    if (!fsm->fStatePrepSignal.empty()) {
+        fsm->fStatePrepSignal.disconnect_all_slots();
+    }
     if (!fsm->fStateHandleSignal.empty()) {
         fsm->fStateHandleSignal.disconnect_all_slots();
     }
@@ -333,12 +361,15 @@ void StateMachine::StopHandlingStates()
 
 void StateMachine::SubscribeToNewTransition(const string& key, function<void(const Transition)> callback)
 {
-    static_pointer_cast<FairMQFSM>(fFsm)->fNewTransitionSignalsMap.insert({key, static_pointer_cast<FairMQFSM>(fFsm)->fNewTransitionSignal.connect(callback)});
+    auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    lock_guard<mutex> lock(fsm->fSubscriptionsMtx);
+    fsm->fNewTransitionSignalsMap.insert({key, fsm->fNewTransitionSignal.connect(callback)});
 }
 
 void StateMachine::UnsubscribeFromNewTransition(const string& key)
 {
     auto fsm = static_pointer_cast<FairMQFSM>(fFsm);
+    lock_guard<mutex> lock(fsm->fSubscriptionsMtx);
     if (fsm->fNewTransitionSignalsMap.count(key)) {
         fsm->fNewTransitionSignalsMap.at(key).disconnect();
         fsm->fNewTransitionSignalsMap.erase(key);

fairmq/StateMachine.h

@@ -35,6 +35,7 @@ class StateMachine
     void SubscribeToStateChange(const std::string& key, std::function<void(const State)> callback);
     void UnsubscribeFromStateChange(const std::string& key);
 
+    void PrepareState(std::function<void(const State)> callback);
     void HandleStates(std::function<void(const State)> callback);
     void StopHandlingStates();
 

fairmq/Tools.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2017-2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2017-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -10,6 +10,7 @@
 #define FAIR_MQ_TOOLS_H
 
 // IWYU pragma: begin_exports
+#include <fairmq/tools/Compiler.h>
 #include <fairmq/tools/CppSTL.h>
 #include <fairmq/tools/Exceptions.h>
 #include <fairmq/tools/InstanceLimit.h>

fairmq/TransportEnum.h

@@ -0,0 +1,22 @@
+/********************************************************************************
+ * Copyright (C) 2014-2025 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"                       *
+ ********************************************************************************/
+
+#ifndef FAIR_MQ_TRANSPORTENUMS_H
+#define FAIR_MQ_TRANSPORTENUMS_H
+
+namespace fair::mq {
+
+enum class Transport {
+    DEFAULT,
+    ZMQ,
+    SHM
+};
+
+}
+
+#endif // FAIR_MQ_TRANSPORTENUMS_H

fairmq/TransportFactory.cxx

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2017-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2017-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -9,9 +9,6 @@
 #include <fairmq/TransportFactory.h>
 #include <fairmq/shmem/TransportFactory.h>
 #include <fairmq/zeromq/TransportFactory.h>
-#ifdef BUILD_OFI_TRANSPORT
-#include <fairmq/ofi/TransportFactory.h>
-#endif
 #include <fairlogger/Logger.h>
 #include <fairmq/Tools.h>
 #include <memory>
@@ -39,20 +36,12 @@ auto TransportFactory::CreateTransportFactory(const string& type,
     } else if (type == "shmem") {
         return make_shared<shmem::TransportFactory>(finalId, config);
     }
-#ifdef BUILD_OFI_TRANSPORT
-    else if (type == "ofi") {
-        return make_shared<ofi::TransportFactory>(finalId, config);
-    }
-#endif /* BUILD_OFI_TRANSPORT */
     else {
         LOG(error) << "Unavailable transport requested: "
                    << "\"" << type << "\""
                    << ". Available are: "
                    << "\"zeromq\","
                    << "\"shmem\""
-#ifdef BUILD_OFI_TRANSPORT
-                   << ", and \"ofi\""
-#endif /* BUILD_OFI_TRANSPORT */
                    << ". Exiting.";
         throw TransportFactoryError(tools::ToString("Unavailable transport requested: ", type));
     }

fairmq/TransportFactory.h

@@ -14,7 +14,7 @@
 #include <fairmq/Message.h>
 #include <fairmq/Poller.h>
 #include <fairmq/Socket.h>
-#include <fairmq/Transports.h>
+#include <fairmq/TransportEnum.h>
 #include <fairmq/UnmanagedRegion.h>
 #include <memory>   // shared_ptr
 #include <stdexcept>

fairmq/Transports.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -10,6 +10,7 @@
 #define FAIR_MQ_TRANSPORTS_H
 
 #include <fairmq/tools/Strings.h>
+#include <fairmq/TransportEnum.h>
 #include <memory>
 #include <ostream>
 #include <stdexcept>
@@ -18,14 +19,6 @@
 
 namespace fair::mq {
 
-enum class Transport
-{
-    DEFAULT,
-    ZMQ,
-    SHM,
-    OFI
-};
-
 struct TransportError : std::runtime_error
 {
     using std::runtime_error::runtime_error;
@@ -34,15 +27,13 @@ struct TransportError : std::runtime_error
 static const std::unordered_map<std::string, Transport> TransportTypes{
     {"default", Transport::DEFAULT},
     {"zeromq", Transport::ZMQ},
-    {"shmem", Transport::SHM},
-    {"ofi", Transport::OFI}
+    {"shmem", Transport::SHM}
 };
 
 static const std::unordered_map<Transport, std::string> TransportNames{
     {Transport::DEFAULT, "default"},
     {Transport::ZMQ, "zeromq"},
-    {Transport::SHM, "shmem"},
-    {Transport::OFI, "ofi"}
+    {Transport::SHM, "shmem"}
 };
 
 inline std::string TransportName(Transport transport) { return TransportNames.at(transport); }
@@ -61,11 +52,7 @@ inline std::ostream& operator<<(std::ostream& os, const Transport& transport)
 
 inline auto GetEnabledTransports() -> std::vector<Transport>
 {
-#ifdef BUILD_OFI_TRANSPORT
-    return {Transport::ZMQ, Transport::SHM, Transport::OFI};
-#else
     return {Transport::ZMQ, Transport::SHM};
-#endif
 }
 
 }   // namespace fair::mq

fairmq/UnmanagedRegion.h

@@ -9,7 +9,7 @@
 #ifndef FAIR_MQ_UNMANAGEDREGION_H
 #define FAIR_MQ_UNMANAGEDREGION_H
 
-#include <fairmq/Transports.h>
+#include <fairmq/TransportEnum.h>
 
 #include <cstddef>   // size_t
 #include <cstdint>   // uint32_t
@@ -134,6 +134,7 @@ struct RegionConfig
     int creationFlags = 0; /// flags passed to the underlying transport on region creation
     int64_t userFlags = 0; /// custom flags that have no effect on the transport, but can be retrieved from the region by the user
     uint64_t size = 0; /// region size
+    uint64_t rcSegmentSize = 100000000; /// size of the segment that stores reference counts when "soft"-copying the messages
     std::string path = ""; /// file path, if the region is backed by a file
     std::optional<uint16_t> id = std::nullopt; /// region id
     uint32_t linger = 100; /// delay in ms before region destruction to collect outstanding events

fairmq/Version.h.in

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2018-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2018-2025 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -19,7 +19,7 @@
 #define FAIRMQ_GIT_DATE "@PROJECT_GIT_DATE@"
 #define FAIRMQ_REPO_URL "https://github.com/FairRootGroup/FairMQ"
 #define FAIRMQ_LICENSE "LGPL-3.0"
-#define FAIRMQ_COPYRIGHT "2012-2022 GSI"
+#define FAIRMQ_COPYRIGHT "2012-2025 GSI"
 #define FAIRMQ_BUILD_TYPE "@CMAKE_BUILD_TYPE@"
 
 #endif // FAIR_MQ_VERSION_H

fairmq/devices/Merger.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2021 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *
@@ -47,7 +47,7 @@ class Merger : public Device
 
         std::vector<Channel*> chans;
 
-        for (auto& chan : fChannels.at(fInChannelName)) {
+        for (auto& chan : GetChannels().at(fInChannelName)) {
             chans.push_back(&chan);
         }
 

fairmq/devices/Multiplier.h

@@ -1,5 +1,5 @@
 /********************************************************************************
- * Copyright (C) 2014-2022 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
+ * Copyright (C) 2014-2023 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH  *
  *                                                                              *
  *              This software is distributed under the terms of the             *
  *              GNU Lesser General Public Licence (LGPL) version 3,             *

fairmq/devices/startMQBenchmark.sh.in

@@ -63,6 +63,7 @@ echo "Usage: startBenchmark [message size=1000000] [number of iterations=0] [tra
 
 SAMPLER="fairmq-bsampler"
 SAMPLER+=" --id bsampler1"
+SAMPLER+=" --shm-monitor true"
 #SAMPLER+=" --io-threads 2"
 #SAMPLER+=" --control static"
 SAMPLER+=" --transport $transport"
@@ -71,6 +72,7 @@ SAMPLER+=" --msg-size $msgSize"
 SAMPLER+=" --multipart $multipart"
 SAMPLER+=" --num-parts $numParts"
 SAMPLER+=" --shm-throw-bad-alloc false"
+# SAMPLER+=" --shm-metadata-msg-size 1024"
 # SAMPLER+=" --msg-rate 1000"
 SAMPLER+=" --max-iterations $maxIterations"
 SAMPLER+=" --channel-config name=data,type=pair,method=bind,address=tcp://127.0.0.1:5555"
@@ -81,6 +83,7 @@ echo "pid: $!"
 
 SINK="fairmq-sink"
 SINK+=" --id sink1"
+SINK+=" --shm-monitor true"
 #SINK+=" --io-threads 2"
 #SINK+=" --control static"
 SINK+=" --transport $transport"

fairmq/ofi/Context.cxx

@@ -1,130 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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 <arpa/inet.h>
-#include <asiofi/version.hpp>
-#include <cassert>
-#include <cstring>
-#include <fairlogger/Logger.h>
-#include <fairmq/ofi/Context.h>
-#include <fairmq/tools/Strings.h>
-#include <memory>
-#include <netinet/in.h>
-#include <regex>
-#include <string>
-#include <sys/socket.h>
-
-namespace fair::mq::ofi
-{
-
-using namespace std;
-
-Context::Context(mq::TransportFactory& sendFactory,
-                 mq::TransportFactory& receiveFactory,
-                 int numberIoThreads)
-    : fIoWork(fIoContext)
-    , fReceiveFactory(receiveFactory)
-    , fSendFactory(sendFactory)
-    , fSizeHint(0)
-{
-    InitThreadPool(numberIoThreads);
-}
-
-auto Context::InitThreadPool(int numberIoThreads) -> void
-{
-    assert(numberIoThreads > 0);
-
-    for (int i = 1; i <= numberIoThreads; ++i) {
-        fThreadPool.emplace_back([&, i, numberIoThreads]{
-            try {
-                LOG(debug) << "OFI transport: I/O thread #" << i << " of " << numberIoThreads << " started";
-                fIoContext.run();
-                LOG(debug) << "OFI transport: I/O thread #" << i << " of " << numberIoThreads << " stopped";
-            } catch (const std::exception& e) {
-                LOG(error) << "OFI transport: Uncaught exception in I/O thread #" << i << ": " << e.what();
-            } catch (...) {
-                LOG(error) << "OFI transport: Uncaught exception in I/O thread #" << i;
-            }
-        });
-    }
-}
-
-auto Context::Reset() -> void
-{
-    // TODO "Linger", rethink this
-    std::this_thread::sleep_for(std::chrono::milliseconds(1000));
-
-    fIoContext.stop();
-}
-
-Context::~Context()
-{
-    for (auto& thread : fThreadPool)
-        thread.join();
-}
-
-auto Context::GetAsiofiVersion() const -> string
-{
-    return ASIOFI_VERSION;
-}
-
-auto Context::ConvertAddress(std::string address) -> Address
-{
-    string protocol, ip;
-    unsigned int port = 0;
-    regex address_regex("^([a-z]+)://([0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+):([0-9]+).*");
-    smatch address_result;
-    if (regex_match(address, address_result, address_regex)) {
-        protocol = address_result[1];
-        ip = address_result[2];
-        port = stoul(address_result[3]);
-        // LOG(debug) << "Parsed '" << protocol << "', '" << ip << "', '" << port << "' fields from '" << address << "'";
-    } else {
-        throw ContextError(tools::ToString("Wrong format: Address must be in format prot://ip:port"));
-    }
-
-    return { protocol, ip, port };
-}
-
-auto Context::ConvertAddress(Address address) -> sockaddr_in
-{
-    sockaddr_in sa;
-    if (inet_pton(AF_INET, address.Ip.c_str(), &(sa.sin_addr)) != 1)
-        throw ContextError(tools::ToString("Failed to convert given IP '", address.Ip, "' to struct in_addr, reason: ", strerror(errno)));
-    sa.sin_port = htons(address.Port);
-    sa.sin_family = AF_INET;
-
-    return sa;
-}
-
-auto Context::ConvertAddress(sockaddr_in address) -> Address
-{
-    return {"tcp", inet_ntoa(address.sin_addr), ntohs(address.sin_port)};
-}
-
-auto Context::VerifyAddress(const std::string& address) -> Address
-{
-    auto addr = ConvertAddress(address);
-
-    if (!(addr.Protocol == "tcp" || addr.Protocol == "verbs"))
-        throw ContextError("Wrong protocol: Supported protocols are: tcp:// and verbs://");
-
-    return addr;
-}
-
-auto Context::MakeReceiveMessage(size_t size) -> MessagePtr
-{
-    return fReceiveFactory.CreateMessage(size);
-}
-
-auto Context::MakeSendMessage(size_t size) -> MessagePtr
-{
-    return fSendFactory.CreateMessage(size);
-}
-
-} // namespace fair::mq::ofi

fairmq/ofi/Context.h

@@ -1,92 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2021 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"                       *
- ********************************************************************************/
-
-#ifndef FAIR_MQ_OFI_CONTEXT_H
-#define FAIR_MQ_OFI_CONTEXT_H
-
-#include <asio/io_context.hpp>
-#include <asiofi/domain.hpp>
-#include <asiofi/fabric.hpp>
-#include <asiofi/info.hpp>
-#include <fairlogger/Logger.h>
-#include <fairmq/TransportFactory.h>
-#include <memory>
-#include <netinet/in.h>
-#include <ostream>
-#include <stdexcept>
-#include <string>
-#include <thread>
-#include <vector>
-
-namespace fair::mq::ofi
-{
-
-enum class ConnectionType : bool { Bind, Connect };
-
-struct Address {
-    std::string Protocol;
-    std::string Ip;
-    unsigned int Port;
-    friend auto operator<<(std::ostream& os, const Address& a) -> std::ostream&
-    {
-        return os << a.Protocol << "://" << a.Ip << ":" << a.Port;
-    }
-    friend auto operator==(const Address& lhs, const Address& rhs) -> bool
-    {
-        return (lhs.Protocol == rhs.Protocol) && (lhs.Ip == rhs.Ip) && (lhs.Port == rhs.Port);
-    }
-};
-
-/**
- * @class Context Context.h <fairmq/ofi/Context.h>
- * @brief Transport-wide context
- *
- * @todo TODO insert long description
- */
-class Context
-{
-  public:
-    Context(mq::TransportFactory& sendFactory,
-            mq::TransportFactory& receiveFactory,
-            int numberIoThreads = 1);
-    Context(const Context&) = delete;
-    Context(Context&&) = delete;
-    Context& operator=(const Context&) = delete;
-    Context& operator=(Context&&) = delete;
-    ~Context();
-
-    auto GetAsiofiVersion() const -> std::string;
-    auto GetIoContext() -> asio::io_context& { return fIoContext; }
-    static auto ConvertAddress(std::string address) -> Address;
-    static auto ConvertAddress(Address address) -> sockaddr_in;
-    static auto ConvertAddress(sockaddr_in address) -> Address;
-    static auto VerifyAddress(const std::string& address) -> Address;
-    auto Interrupt() -> void { LOG(debug) << "OFI transport: Interrupted (NOOP - not implemented)."; }
-    auto Resume() -> void { LOG(debug) << "OFI transport: Resumed (NOOP - not implemented)."; }
-    auto Reset() -> void;
-    auto MakeReceiveMessage(size_t size) -> MessagePtr;
-    auto MakeSendMessage(size_t size) -> MessagePtr;
-    auto GetSizeHint() -> size_t { return fSizeHint; }
-    auto SetSizeHint(size_t size) -> void { fSizeHint = size; }
-
-  private:
-    asio::io_context fIoContext;
-    asio::io_context::work fIoWork;
-    std::vector<std::thread> fThreadPool;
-    mq::TransportFactory& fReceiveFactory;
-    mq::TransportFactory& fSendFactory;
-    size_t fSizeHint;
-
-    auto InitThreadPool(int numberIoThreads) -> void;
-}; /* class Context */
-
-struct ContextError : std::runtime_error { using std::runtime_error::runtime_error; };
-
-} // namespace fair::mq::ofi
-
-#endif /* FAIR_MQ_OFI_CONTEXT_H */

fairmq/ofi/ControlMessages.h

@@ -1,112 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2021 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"                       *
- ********************************************************************************/
-
-#ifndef FAIR_MQ_OFI_CONTROLMESSAGES_H
-#define FAIR_MQ_OFI_CONTROLMESSAGES_H
-
-#include <asio/buffer.hpp>
-#include <cstdint>
-#include <fairlogger/Logger.h>
-#include <functional>
-#include <memory>
-#include <memory_resource>
-#include <type_traits>
-
-namespace asio
-{
-
-template<typename PodType>
-auto buffer(const PodType& obj) -> asio::const_buffer
-{
-    return asio::const_buffer(static_cast<const void*>(&obj), sizeof(PodType));
-}
-
-} // namespace asio
-
-namespace fair::mq::ofi
-{
-
-enum class ControlMessageType
-{
-    Empty = 1,
-    PostBuffer,
-    PostMultiPartStartBuffer
-};
-
-struct Empty
-{};
-
-struct PostBuffer
-{
-    uint64_t size;   // buffer size (size_t)
-};
-
-struct PostMultiPartStartBuffer
-{
-    uint32_t numParts;   // buffer size (size_t)
-    uint64_t size;       // buffer size (size_t)
-};
-
-union ControlMessageContent
-{
-    PostBuffer postBuffer;
-    PostMultiPartStartBuffer postMultiPartStartBuffer;
-};
-
-struct ControlMessage
-{
-    ControlMessageType type;
-    ControlMessageContent msg;
-};
-
-template<typename T>
-using unique_ptr = std::unique_ptr<T, std::function<void(T*)>>;
-
-template<typename T, typename... Args>
-auto MakeControlMessageWithPmr(std::pmr::memory_resource& pmr, Args&&... args)
-    -> ofi::unique_ptr<ControlMessage>
-{
-    void* mem = pmr.allocate(sizeof(ControlMessage));
-    ControlMessage* ctrl = new (mem) ControlMessage();
-
-    if (std::is_same<T, PostBuffer>::value) {
-        ctrl->type = ControlMessageType::PostBuffer;
-        ctrl->msg.postBuffer = PostBuffer(std::forward<Args>(args)...);
-    } else if (std::is_same<T, PostMultiPartStartBuffer>::value) {
-        ctrl->type = ControlMessageType::PostMultiPartStartBuffer;
-        ctrl->msg.postMultiPartStartBuffer = PostMultiPartStartBuffer(std::forward<Args>(args)...);
-    } else if (std::is_same<T, Empty>::value) {
-        ctrl->type = ControlMessageType::Empty;
-    }
-
-    return ofi::unique_ptr<ControlMessage>(ctrl, [&pmr](ControlMessage* p) {
-        p->~ControlMessage();
-        pmr.deallocate(p, sizeof(T));
-    });
-}
-
-template<typename T, typename... Args>
-auto MakeControlMessage(Args&&... args) -> ControlMessage
-{
-    ControlMessage ctrl;
-
-    if (std::is_same<T, PostBuffer>::value) {
-        ctrl.type = ControlMessageType::PostBuffer;
-    } else if (std::is_same<T, PostMultiPartStartBuffer>::value) {
-        ctrl.type = ControlMessageType::PostMultiPartStartBuffer;
-    } else if (std::is_same<T, Empty>::value) {
-        ctrl.type = ControlMessageType::Empty;
-    }
-    ctrl.msg = T(std::forward<Args>(args)...);
-
-    return ctrl;
-}
-
-} // namespace fair::mq::ofi
-
-#endif /* FAIR_MQ_OFI_CONTROLMESSAGES_H */

fairmq/ofi/Message.cxx

@@ -1,199 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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 <asiofi.hpp>
-#include <cassert>
-#include <cstdlib>
-#include <fairlogger/Logger.h>
-#include <fairmq/ofi/Message.h>
-#include <zmq.h>
-
-namespace fair::mq::ofi
-{
-
-using namespace std;
-
-Message::Message(pmr::memory_resource* pmr)
-    : fInitialSize(0)
-    , fSize(0)
-    , fData(nullptr)
-    , fFreeFunction(nullptr)
-    , fHint(nullptr)
-    , fPmr(pmr)
-{
-}
-
-Message::Message(pmr::memory_resource* pmr, Alignment /* alignment */)
-    : fInitialSize(0)
-    , fSize(0)
-    , fData(nullptr)
-    , fFreeFunction(nullptr)
-    , fHint(nullptr)
-    , fPmr(pmr)
-{
-}
-
-Message::Message(pmr::memory_resource* pmr, const size_t size)
-    : fInitialSize(size)
-    , fSize(size)
-    , fData(nullptr)
-    , fFreeFunction(nullptr)
-    , fHint(nullptr)
-    , fPmr(pmr)
-{
-    if (size) {
-        fData = fPmr->allocate(size);
-        assert(fData);
-    }
-}
-
-Message::Message(pmr::memory_resource* pmr, const size_t size, Alignment /* alignment */)
-    : fInitialSize(size)
-    , fSize(size)
-    , fData(nullptr)
-    , fFreeFunction(nullptr)
-    , fHint(nullptr)
-    , fPmr(pmr)
-{
-    if (size) {
-        fData = fPmr->allocate(size);
-        assert(fData);
-    }
-}
-
-Message::Message(pmr::memory_resource* pmr,
-                 void* data,
-                 const size_t size,
-                 FreeFn* ffn,
-                 void* hint)
-    : fInitialSize(size)
-    , fSize(size)
-    , fData(data)
-    , fFreeFunction(ffn)
-    , fHint(hint)
-    , fPmr(pmr)
-{}
-
-Message::Message(pmr::memory_resource* /*pmr*/,
-                 fair::mq::UnmanagedRegionPtr& /*region*/,
-                 void* /*data*/,
-                 const size_t /*size*/,
-                 void* /*hint*/)
-{
-    throw MessageError{"Not yet implemented."};
-}
-
-auto Message::Rebuild() -> void
-{
-    if (fFreeFunction) {
-        fFreeFunction(fData, fHint);
-    } else {
-        if (fData) {
-            fPmr->deallocate(fData, fSize);
-        }
-    }
-    fData = nullptr;
-    fInitialSize = 0;
-    fSize = 0;
-    fFreeFunction = nullptr;
-    fHint = nullptr;
-}
-
-auto Message::Rebuild(Alignment /* alignment */) -> void
-{
-    // TODO: implement alignment
-    Rebuild();
-}
-
-auto Message::Rebuild(size_t size) -> void
-{
-    if (fFreeFunction) {
-      fFreeFunction(fData, fHint);
-    } else {
-        if (fData) {
-            fPmr->deallocate(fData, fSize);
-        }
-    }
-    if (size) {
-        fData = fPmr->allocate(size);
-        assert(fData);
-    } else {
-        fData = nullptr;
-    }
-    fInitialSize = size;
-    fSize = size;
-    fFreeFunction = nullptr;
-    fHint = nullptr;
-}
-
-auto Message::Rebuild(size_t size, Alignment /* alignment */) -> void
-{
-    // TODO: implement alignment
-    Rebuild(size);
-}
-
-auto Message::Rebuild(void* /*data*/, size_t size, FreeFn* ffn, void* hint) -> void
-{
-    if (fFreeFunction) {
-      fFreeFunction(fData, fHint);
-    } else {
-        if (fData) {
-            fPmr->deallocate(fData, fSize);
-        }
-    }
-    if (size) {
-        fData = fPmr->allocate(size);
-        assert(fData);
-    } else {
-        fData = nullptr;
-    }
-    assert(fData);
-    fInitialSize = size;
-    fSize = size;
-    fFreeFunction = ffn;
-    fHint = hint;
-}
-
-auto Message::GetData() const -> void*
-{
-    return fData;
-}
-
-auto Message::GetSize() const -> size_t
-{
-    return fSize;
-}
-
-auto Message::SetUsedSize(size_t size) -> bool
-{
-    if (size == fSize) {
-        return true;
-    } else if (size <= fSize) {
-        throw MessageError{"Message size shrinking not yet implemented."};
-    } else {
-        throw MessageError{"Cannot grow message size."};
-    }
-}
-
-auto Message::Copy(const fair::mq::Message& /*msg*/) -> void
-{
-    throw MessageError{"Not yet implemented."};
-}
-
-Message::~Message()
-{
-    if (fFreeFunction) {
-        fFreeFunction(fData, fHint);
-    } else {
-        if (fData) {
-            fPmr->deallocate(fData, fSize);
-        }
-    }
-}
-
-} // namespace fair::mq::ofi

fairmq/ofi/Message.h

@@ -1,81 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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"                       *
- ********************************************************************************/
-
-#ifndef FAIR_MQ_OFI_MESSAGE_H
-#define FAIR_MQ_OFI_MESSAGE_H
-
-#include <asiofi.hpp>
-#include <atomic>
-#include <cstddef> // size_t
-#include <fairmq/Message.h>
-#include <fairmq/Transports.h>
-#include <fairmq/UnmanagedRegion.h>
-#include <memory_resource>
-#include <zmq.h>
-
-namespace fair::mq::ofi
-{
-
-/**
- * @class Message Message.h <fairmq/ofi/Message.h>
- * @brief
- *
- * @todo TODO insert long description
- */
-class Message final : public fair::mq::Message
-{
-  public:
-    Message(std::pmr::memory_resource* pmr);
-    Message(std::pmr::memory_resource* pmr, Alignment alignment);
-    Message(std::pmr::memory_resource* pmr, size_t size);
-    Message(std::pmr::memory_resource* pmr, size_t size, Alignment alignment);
-    Message(std::pmr::memory_resource* pmr,
-            void* data,
-            size_t size,
-            FreeFn* ffn,
-            void* hint = nullptr);
-    Message(std::pmr::memory_resource* pmr,
-            fair::mq::UnmanagedRegionPtr& region,
-            void* data,
-            size_t size,
-            void* hint = 0);
-
-    Message(const Message&) = delete;
-    Message(Message&&) = delete;
-    Message& operator=(const Message&) = delete;
-    Message& operator=(Message&&) = delete;
-
-    auto Rebuild() -> void override;
-    auto Rebuild(Alignment alignment) -> void override;
-    auto Rebuild(size_t size) -> void override;
-    auto Rebuild(size_t size, Alignment alignment) -> void override;
-    auto Rebuild(void* data, size_t size, FreeFn* ffn, void* hint = nullptr) -> void override;
-
-    auto GetData() const -> void* override;
-    auto GetSize() const -> size_t override;
-
-    auto SetUsedSize(size_t size) -> bool override;
-
-    auto GetType() const -> fair::mq::Transport override { return fair::mq::Transport::OFI; }
-
-    auto Copy(const fair::mq::Message& msg) -> void override;
-
-    ~Message() override;
-
-  private:
-    size_t fInitialSize;
-    size_t fSize;
-    void* fData;
-    FreeFn* fFreeFunction;
-    void* fHint;
-    std::pmr::memory_resource* fPmr;
-}; /* class Message */
-
-} // namespace fair::mq::ofi
-
-#endif /* FAIR_MQ_OFI_MESSAGE_H */

fairmq/ofi/Socket.cxx

@@ -1,680 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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 <fairmq/ofi/ControlMessages.h>
-#include <fairmq/ofi/Socket.h>
-#include <fairmq/ofi/TransportFactory.h>
-#include <fairmq/tools/Strings.h>
-#include <fairlogger/Logger.h>
-
-#include <asiofi.hpp>
-#include <asio/buffer.hpp>
-#include <asio/dispatch.hpp>
-#include <asio/post.hpp>
-#include <chrono>
-#include <cstring>
-#include <functional>
-#include <memory>
-#include <sstream>
-#include <thread>
-#include <mutex>
-#include <queue>
-
-namespace fair::mq::ofi
-{
-
-using namespace std;
-
-Socket::Socket(Context& context, const string& type, const string& name, const string& id /*= ""*/)
-    : fContext(context)
-    , fOfiInfo(nullptr)
-    , fOfiFabric(nullptr)
-    , fOfiDomain(nullptr)
-    , fPassiveEndpoint(nullptr)
-    , fDataEndpoint(nullptr)
-    , fControlEndpoint(nullptr)
-    , fId(id + "." + name + "." + type)
-    , fBytesTx(0)
-    , fBytesRx(0)
-    , fMessagesTx(0)
-    , fMessagesRx(0)
-    , fMultiPartRecvCounter(-1)
-    , fSendPushSem(fContext.GetIoContext(), 384)
-    , fSendPopSem(fContext.GetIoContext(), 0)
-    , fRecvPushSem(fContext.GetIoContext(), 384)
-    , fRecvPopSem(fContext.GetIoContext(), 0)
-    , fNeedOfiMemoryRegistration(false)
-{
-    if (type != "pair") {
-        throw SocketError{tools::ToString("Socket type '", type, "' not implemented for ofi transport.")};
-    }
-}
-
-auto Socket::InitOfi(Address addr) -> void
-{
-    if (!fOfiInfo) {
-      assert(!fOfiFabric);
-      assert(!fOfiDomain);
-
-      asiofi::hints hints;
-      if (addr.Protocol == "tcp") {
-          hints.set_provider("sockets");
-      } else if (addr.Protocol == "verbs") {
-          hints.set_provider("verbs");
-      }
-      if (fRemoteAddr == addr) {
-          fOfiInfo = make_unique<asiofi::info>(addr.Ip.c_str(), std::to_string(addr.Port).c_str(), 0, hints);
-      } else {
-          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 = make_unique<asiofi::fabric>(*fOfiInfo);
-
-      fOfiDomain = make_unique<asiofi::domain>(*fOfiFabric);
-    }
-}
-
-auto Socket::Bind(const string& addr) -> bool
-try {
-    fLocalAddr = Context::VerifyAddress(addr);
-    if (fLocalAddr.Protocol == "verbs") {
-        fNeedOfiMemoryRegistration = true;
-    }
-
-    InitOfi(fLocalAddr);
-
-    fPassiveEndpoint = make_unique<asiofi::passive_endpoint>(fContext.GetIoContext(), *fOfiFabric);
-    //fPassiveEndpoint->set_local_address(Context::ConvertAddress(fLocalAddr));
-
-    BindControlEndpoint();
-
-    return true;
-}
-// TODO catch the correct ofi error
-catch (const SilentSocketError& e)
-{
-    // do not print error in this case, this is handled by fair::mq::Device
-    // in case no connection could be established after trying a number of random ports from a range.
-    return false;
-}
-catch (const std::exception& e)
-{
-    LOG(error) << "OFI transport: " << e.what();
-    return false;
-}
-catch (...)
-{
-    LOG(error) << "OFI transport: Unknown exception in ofi::Socket::Bind";
-    return false;
-}
-
-auto Socket::BindControlEndpoint() -> void
-{
-    assert(!fControlEndpoint);
-
-    fPassiveEndpoint->listen([&](asiofi::info&& info) {
-        LOG(debug) << "OFI transport (" << fId
-                   << "): control band connection request received. Accepting ...";
-        fControlEndpoint = make_unique<asiofi::connected_endpoint>(
-            fContext.GetIoContext(), *fOfiDomain, info);
-        fControlEndpoint->enable();
-        fControlEndpoint->accept([&]() {
-            LOG(debug) << "OFI transport (" << fId << "): control band connection accepted.";
-
-            BindDataEndpoint();
-        });
-    });
-
-    LOG(debug) << "OFI transport (" << fId << "): control band bound to " << fLocalAddr;
-}
-
-auto Socket::BindDataEndpoint() -> void
-{
-    assert(!fDataEndpoint);
-
-    fPassiveEndpoint->listen([&](asiofi::info&& info) {
-        LOG(debug) << "OFI transport (" << fId
-                   << "): data band connection request received. Accepting ...";
-        fDataEndpoint = make_unique<asiofi::connected_endpoint>(
-            fContext.GetIoContext(), *fOfiDomain, info);
-        fDataEndpoint->enable();
-        fDataEndpoint->accept([&]() {
-            LOG(debug) << "OFI transport (" << fId << "): data band connection accepted.";
-
-            if (fContext.GetSizeHint()) {
-                asio::post(fContext.GetIoContext(),
-                                  std::bind(&Socket::SendQueueReaderStatic, this));
-                asio::post(fContext.GetIoContext(),
-                                  std::bind(&Socket::RecvQueueReaderStatic, this));
-            } else {
-                asio::post(fContext.GetIoContext(),
-                                  std::bind(&Socket::SendQueueReader, this));
-                asio::post(fContext.GetIoContext(),
-                                  std::bind(&Socket::RecvControlQueueReader, this));
-            }
-        });
-    });
-
-    LOG(debug) << "OFI transport (" << fId << "): data band bound to " << fLocalAddr;
-}
-
-auto Socket::Connect(const string& address) -> bool
-try {
-    fRemoteAddr = Context::VerifyAddress(address);
-    if (fRemoteAddr.Protocol == "verbs") {
-        fNeedOfiMemoryRegistration = true;
-    }
-
-    InitOfi(fRemoteAddr);
-
-    ConnectEndpoint(fControlEndpoint, Band::Control);
-    ConnectEndpoint(fDataEndpoint, Band::Data);
-
-    if (fContext.GetSizeHint()) {
-        asio::post(fContext.GetIoContext(), std::bind(&Socket::SendQueueReaderStatic, this));
-        asio::post(fContext.GetIoContext(), std::bind(&Socket::RecvQueueReaderStatic, this));
-    } else {
-        asio::post(fContext.GetIoContext(), std::bind(&Socket::SendQueueReader, this));
-        asio::post(fContext.GetIoContext(), std::bind(&Socket::RecvControlQueueReader, this));
-    }
-
-    return true;
-}
-catch (const SilentSocketError& e)
-{
-    // do not print error in this case, this is handled by fair::mq::Device
-    return false;
-}
-catch (const std::exception& e)
-{
-    LOG(error) << "OFI transport: " << e.what();
-    return false;
-}
-catch (...)
-{
-    LOG(error) << "OFI transport: Unknown exception in ofi::Socket::Connect";
-    return false;
-}
-
-auto Socket::ConnectEndpoint(std::unique_ptr<asiofi::connected_endpoint>& endpoint, Band type) -> void
-{
-    assert(!endpoint);
-
-    std::string band(type == Band::Control ? "control" : "data");
-
-    endpoint = make_unique<asiofi::connected_endpoint>(fContext.GetIoContext(), *fOfiDomain);
-    endpoint->enable();
-
-    LOG(debug) << "OFI transport (" << fId << "): Sending " << band << " band connection request to " << fRemoteAddr;
-
-    std::mutex mtx;
-    std::condition_variable cv;
-    bool notified(false), connected(false);
-
-    while (true) {
-        endpoint->connect(Context::ConvertAddress(fRemoteAddr), [&, band](asiofi::eq::event event) {
-            // LOG(debug) << "OFI transport (" << fId << "): " << band << " band conn event happened";
-            std::unique_lock<std::mutex> lk2(mtx);
-            notified = true;
-            if (event == asiofi::eq::event::connected) {
-                LOG(debug) << "OFI transport (" << fId << "): " << band << " band connected.";
-                connected = true;
-            } else {
-                // LOG(debug) << "OFI transport (" << fId << "): " << band << " band connection refused. Trying again.";
-            }
-            lk2.unlock();
-            cv.notify_one();
-        });
-
-        {
-            std::unique_lock<std::mutex> lk(mtx);
-            cv.wait(lk, [&] { return notified; });
-
-            if (connected) {
-                break;
-            } else {
-                notified = false;
-                lk.unlock();
-                std::this_thread::sleep_for(std::chrono::milliseconds(100));
-            }
-        }
-    }
-}
-
-auto Socket::Send(MessagePtr& msg, int /*timeout*/) -> int64_t
-{
-    // timeout argument not yet implemented
-
-    std::vector<MessagePtr> msgVec;
-    msgVec.reserve(1);
-    msgVec.emplace_back(std::move(msg));
-
-    return Send(msgVec);
-}
-
-auto Socket::Send(std::vector<MessagePtr>& msgVec, int /*timeout*/) -> int64_t
-try {
-    // timeout argument not yet implemented
-
-    int size(0);
-    for (auto& msg : msgVec) {
-        size += msg->GetSize();
-    }
-
-    fSendPushSem.wait();
-    {
-        std::lock_guard<std::mutex> lk(fSendQueueMutex);
-        fSendQueue.emplace(std::move(msgVec));
-    }
-    fSendPopSem.signal();
-
-    return size;
-} catch (const std::exception& e) {
-    LOG(error) << e.what();
-    return static_cast<int64_t>(TransferCode::error);
-}
-
-auto Socket::SendQueueReader() -> void
-{
-    fSendPopSem.async_wait([&] {
-        // Read msg from send queue
-        std::unique_lock<std::mutex> lk(fSendQueueMutex);
-        std::vector<MessagePtr> msgVec(std::move(fSendQueue.front()));
-        fSendQueue.pop();
-        lk.unlock();
-
-        bool postMultiPartStartBuffer = msgVec.size() > 1;
-        for (auto& msg : msgVec) {
-            // Create control message
-            ofi::unique_ptr<ControlMessage> ctrl(nullptr);
-            if (postMultiPartStartBuffer) {
-                postMultiPartStartBuffer = false;
-                ctrl = MakeControlMessageWithPmr<PostMultiPartStartBuffer>(fControlMemPool);
-                ctrl->msg.postMultiPartStartBuffer.numParts = msgVec.size();
-                ctrl->msg.postMultiPartStartBuffer.size = msg->GetSize();
-            } else {
-                ctrl = MakeControlMessageWithPmr<PostBuffer>(fControlMemPool);
-                ctrl->msg.postBuffer.size = msg->GetSize();
-            }
-
-            // Send control message
-            asio::mutable_buffer ctrlMsg(ctrl.get(), sizeof(ControlMessage));
-
-            if (fNeedOfiMemoryRegistration) {
-                asiofi::memory_region mr(*fOfiDomain, ctrlMsg, asiofi::mr::access::send);
-                auto desc = mr.desc();
-                fControlEndpoint->send(ctrlMsg,
-                                       desc,
-                                       [&, ctrl2 = std::move(ctrlMsg), mr2 = std::move(mr)](
-                                           asio::mutable_buffer) mutable {});
-            } else {
-                fControlEndpoint->send(
-                    ctrlMsg, [&, ctrl2 = std::move(ctrl)](asio::mutable_buffer) mutable {});
-            }
-
-            // Send data message
-            const auto size = msg->GetSize();
-
-            if (size) {
-                asio::mutable_buffer buffer(msg->GetData(), size);
-
-                if (fNeedOfiMemoryRegistration) {
-                    asiofi::memory_region mr(*fOfiDomain, buffer, asiofi::mr::access::send);
-                    auto desc = mr.desc();
-
-                    fDataEndpoint->send(buffer,
-                                        desc,
-                                        [&, size, msg2 = std::move(msg), mr2 = std::move(mr)](
-                                            asio::mutable_buffer) mutable {
-                                            fBytesTx += size;
-                                            fMessagesTx++;
-                                            fSendPushSem.signal();
-                                        });
-                } else {
-                    fDataEndpoint->send(
-                        buffer, [&, size, msg2 = std::move(msg)](asio::mutable_buffer) mutable {
-                            fBytesTx += size;
-                            fMessagesTx++;
-                            fSendPushSem.signal();
-                        });
-                }
-            } else {
-                ++fMessagesTx;
-                fSendPushSem.signal();
-            }
-        }
-
-        asio::dispatch(fContext.GetIoContext(), std::bind(&Socket::SendQueueReader, this));
-    });
-}
-
-auto Socket::SendQueueReaderStatic() -> void
-{
-    fSendPopSem.async_wait([&] {
-        // Read msg from send queue
-        std::unique_lock<std::mutex> lk(fSendQueueMutex);
-        std::vector<MessagePtr> msgVec(std::move(fSendQueue.front()));
-        fSendQueue.pop();
-        lk.unlock();
-
-        bool postMultiPartStartBuffer = msgVec.size() > 1;
-        if (postMultiPartStartBuffer) {
-            throw SocketError{tools::ToString("Multipart API not supported in static size mode.")};
-        }
-
-        MessagePtr& msg = msgVec[0];
-
-        // Send data message
-        const auto size = msg->GetSize();
-
-        if (size) {
-            asio::mutable_buffer buffer(msg->GetData(), size);
-
-            if (fNeedOfiMemoryRegistration) {
-                asiofi::memory_region mr(*fOfiDomain, buffer, asiofi::mr::access::send);
-                auto desc = mr.desc();
-
-                fDataEndpoint->send(buffer,
-                                    desc,
-                                    [&, size, msg2 = std::move(msg), mr2 = std::move(mr)](
-                                        asio::mutable_buffer) mutable {
-                                        fBytesTx += size;
-                                        fMessagesTx++;
-                                        fSendPushSem.signal();
-                                    });
-            } else {
-                fDataEndpoint->send(
-                    buffer, [&, size, msg2 = std::move(msg)](asio::mutable_buffer) mutable {
-                        fBytesTx += size;
-                        fMessagesTx++;
-                        fSendPushSem.signal();
-                    });
-            }
-        } else {
-            ++fMessagesTx;
-            fSendPushSem.signal();
-        }
-
-        asio::dispatch(fContext.GetIoContext(), std::bind(&Socket::SendQueueReaderStatic, this));
-    });
-}
-
-auto Socket::Receive(MessagePtr& msg, int /*timeout*/) -> int64_t
-try {
-    // timeout argument not yet implemented
-
-    fRecvPopSem.wait();
-    {
-        std::lock_guard<std::mutex> lk(fRecvQueueMutex);
-        msg = std::move(fRecvQueue.front().front());
-        fRecvQueue.pop();
-    }
-    fRecvPushSem.signal();
-
-    int size(msg->GetSize());
-    fBytesRx += size;
-    ++fMessagesRx;
-
-    return size;
-} catch (const std::exception& e) {
-    LOG(error) << e.what();
-    return static_cast<int>(TransferCode::error);
-}
-
-auto Socket::Receive(std::vector<MessagePtr>& msgVec, int /*timeout*/) -> int64_t
-try {
-    // timeout argument not yet implemented
-
-    fRecvPopSem.wait();
-    {
-        std::lock_guard<std::mutex> lk(fRecvQueueMutex);
-        msgVec = std::move(fRecvQueue.front());
-        fRecvQueue.pop();
-    }
-    fRecvPushSem.signal();
-
-    int64_t size(0);
-    for (auto& msg : msgVec) {
-        size += msg->GetSize();
-    }
-    fBytesRx += size;
-    ++fMessagesRx;
-
-    return size;
-} catch (const std::exception& e) {
-    LOG(error) << e.what();
-    return static_cast<int64_t>(TransferCode::error);
-}
-
-auto Socket::RecvControlQueueReader() -> void
-{
-    fRecvPushSem.async_wait([&] {
-        // Receive control message
-        ofi::unique_ptr<ControlMessage> ctrl(MakeControlMessageWithPmr<Empty>(fControlMemPool));
-        asio::mutable_buffer ctrlMsg(ctrl.get(), sizeof(ControlMessage));
-
-        if (fNeedOfiMemoryRegistration) {
-            asiofi::memory_region mr(*fOfiDomain, ctrlMsg, asiofi::mr::access::recv);
-            auto desc = mr.desc();
-
-            fControlEndpoint->recv(
-                ctrlMsg,
-                desc,
-                [&, ctrl2 = std::move(ctrl), mr2 = std::move(mr)](
-                    asio::mutable_buffer) mutable { OnRecvControl(std::move(ctrl2)); });
-        } else {
-            fControlEndpoint->recv(
-                ctrlMsg, [&, ctrl2 = std::move(ctrl)](asio::mutable_buffer) mutable {
-                    OnRecvControl(std::move(ctrl2));
-                });
-        }
-    });
-}
-
-auto Socket::OnRecvControl(ofi::unique_ptr<ControlMessage> ctrl) -> void
-{
-    // Check control message type
-    auto size(0);
-    if (ctrl->type == ControlMessageType::PostMultiPartStartBuffer) {
-        size = ctrl->msg.postMultiPartStartBuffer.size;
-        if (fMultiPartRecvCounter == -1) {
-            fMultiPartRecvCounter = ctrl->msg.postMultiPartStartBuffer.numParts;
-            assert(fInflightMultiPartMessage.empty());
-            fInflightMultiPartMessage.reserve(ctrl->msg.postMultiPartStartBuffer.numParts);
-        } else {
-            throw SocketError{tools::ToString(
-                "OFI transport: Received control start of new multi part message without completed "
-                "reception of previous multi part message. Number of parts missing: ",
-                fMultiPartRecvCounter)};
-        }
-    } else if (ctrl->type == ControlMessageType::PostBuffer) {
-        size = ctrl->msg.postBuffer.size;
-    } else {
-        throw SocketError{tools::ToString("OFI transport: Unknown control message type: '",
-                                          static_cast<int>(ctrl->type))};
-    }
-
-    // Receive data
-    auto msg = fContext.MakeReceiveMessage(size);
-
-    if (size) {
-        asio::mutable_buffer buffer(msg->GetData(), size);
-
-        if (fNeedOfiMemoryRegistration) {
-            asiofi::memory_region mr(*fOfiDomain, buffer, asiofi::mr::access::recv);
-            auto desc = mr.desc();
-
-            fDataEndpoint->recv(
-                buffer,
-                desc,
-                [&, msg2 = std::move(msg), mr2 = std::move(mr)](
-                    asio::mutable_buffer) mutable { DataMessageReceived(std::move(msg2)); });
-
-        } else {
-            fDataEndpoint->recv(buffer,
-                                [&, msg2 = std::move(msg)](asio::mutable_buffer) mutable {
-                                    DataMessageReceived(std::move(msg2));
-                                });
-        }
-    } else {
-        DataMessageReceived(std::move(msg));
-    }
-
-    asio::dispatch(fContext.GetIoContext(),
-                          std::bind(&Socket::RecvControlQueueReader, this));
-}
-
-auto Socket::RecvQueueReaderStatic() -> void
-{
-    fRecvPushSem.async_wait([&] {
-        static size_t size = fContext.GetSizeHint();
-        // Receive data
-        auto msg = fContext.MakeReceiveMessage(size);
-
-        if (size) {
-            asio::mutable_buffer buffer(msg->GetData(), size);
-
-            if (fNeedOfiMemoryRegistration) {
-                asiofi::memory_region mr(*fOfiDomain, buffer, asiofi::mr::access::recv);
-                auto desc = mr.desc();
-
-                fDataEndpoint->recv(buffer,
-                                    desc,
-                                    [&, msg2 = std::move(msg), mr2 = std::move(mr)](
-                                        asio::mutable_buffer) mutable {
-                                        DataMessageReceived(std::move(msg2));
-                                    });
-
-            } else {
-                fDataEndpoint->recv(
-                    buffer, [&, msg2 = std::move(msg)](asio::mutable_buffer) mutable {
-                        DataMessageReceived(std::move(msg2));
-                    });
-            }
-        } else {
-            DataMessageReceived(std::move(msg));
-        }
-
-        asio::dispatch(fContext.GetIoContext(),
-                              std::bind(&Socket::RecvQueueReaderStatic, this));
-    });
-}
-
-auto Socket::DataMessageReceived(MessagePtr msg) -> void
-{
-    if (fMultiPartRecvCounter > 0) {
-        --fMultiPartRecvCounter;
-        fInflightMultiPartMessage.push_back(std::move(msg));
-    }
-
-    if (fMultiPartRecvCounter == 0) {
-        std::unique_lock<std::mutex> lk(fRecvQueueMutex);
-        fRecvQueue.push(std::move(fInflightMultiPartMessage));
-        lk.unlock();
-        fMultiPartRecvCounter = -1;
-        fRecvPopSem.signal();
-    } else if (fMultiPartRecvCounter == -1) {
-        std::vector<MessagePtr> msgVec;
-        msgVec.push_back(std::move(msg));
-        std::unique_lock<std::mutex> lk(fRecvQueueMutex);
-        fRecvQueue.push(std::move(msgVec));
-        lk.unlock();
-        fRecvPopSem.signal();
-    }
-
-}
-
-auto Socket::Close() -> void {}
-
-auto Socket::SetOption(const string& /*option*/, const void* /*value*/, size_t /*valueSize*/) -> void
-{
-    // if (zmq_setsockopt(fControlSocket, GetConstant(option), value, valueSize) < 0) {
-        // throw SocketError{tools::ToString("Failed setting socket option, reason: ", zmq_strerror(errno))};
-    // }
-}
-
-auto Socket::GetOption(const string& /*option*/, void* /*value*/, size_t* /*valueSize*/) -> void
-{
-    // if (zmq_getsockopt(fControlSocket, GetConstant(option), value, valueSize) < 0) {
-        // throw SocketError{tools::ToString("Failed getting socket option, reason: ", zmq_strerror(errno))};
-    // }
-}
-
-void Socket::SetLinger(int /*value*/)
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-}
-
-int Socket::GetLinger() const
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-    return 0;
-}
-
-void Socket::SetSndBufSize(int /*value*/)
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-}
-
-int Socket::GetSndBufSize() const
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-    return 0;
-}
-
-void Socket::SetRcvBufSize(int /*value*/)
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-}
-
-int Socket::GetRcvBufSize() const
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-    return 0;
-}
-
-void Socket::SetSndKernelSize(int /*value*/)
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-}
-
-int Socket::GetSndKernelSize() const
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-    return 0;
-}
-
-void Socket::SetRcvKernelSize(int /*value*/)
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-}
-
-int Socket::GetRcvKernelSize() const
-{
-    LOG(debug) << "OFI transport (" << fId << "): Not yet implemented.";
-    return 0;
-}
-
-auto Socket::GetConstant(const string& /*constant*/) -> int
-{
-    LOG(debug) << "OFI transport: Not yet implemented.";
-    return -1;
-}
-
-Socket::~Socket()
-{
-    try {
-        Close(); // NOLINT(clang-analyzer-optin.cplusplus.VirtualCall)
-    } catch (SocketError& e) {
-        LOG(error) << e.what();
-    }
-}
-
-} // namespace fair::mq::ofi

fairmq/ofi/Socket.h

@@ -1,125 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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"                       *
- ********************************************************************************/
-
-#ifndef FAIR_MQ_OFI_SOCKET_H
-#define FAIR_MQ_OFI_SOCKET_H
-
-#include <fairmq/Message.h>
-#include <fairmq/Socket.h>
-#include <fairmq/ofi/Context.h>
-#include <fairmq/ofi/ControlMessages.h>
-
-#include <asiofi/connected_endpoint.hpp>
-#include <asiofi/memory_resources.hpp>
-#include <asiofi/passive_endpoint.hpp>
-#include <asiofi/semaphore.hpp>
-#include <memory> // unique_ptr
-#include <mutex>
-
-
-namespace fair::mq::ofi
-{
-
-/**
- * @class Socket Socket.h <fairmq/ofi/Socket.h>
- * @brief
- *
- * @todo TODO insert long description
- */
-class Socket final : public fair::mq::Socket
-{
-  public:
-    Socket(Context& context, const std::string& type, const std::string& name, const std::string& id = "");
-    Socket(const Socket&) = delete;
-    Socket(Socket&&) = delete;
-    Socket& operator=(const Socket&) = delete;
-    Socket& operator=(Socket&&) = delete;
-
-    auto GetId() const -> std::string override { return fId; }
-
-    auto Events(uint32_t *events) -> int override { *events = 0; return -1; }
-    auto Bind(const std::string& address) -> bool override;
-    auto Connect(const std::string& address) -> bool 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;
-
-    auto GetSocket() const -> void* { return nullptr; }
-
-    void SetLinger(int value) override;
-    int GetLinger() const override;
-    void SetSndBufSize(int value) override;
-    int GetSndBufSize() const override;
-    void SetRcvBufSize(int value) override;
-    int GetRcvBufSize() const override;
-    void SetSndKernelSize(int value) override;
-    int GetSndKernelSize() const override;
-    void SetRcvKernelSize(int value) override;
-    int GetRcvKernelSize() const override;
-
-    auto Close() -> void override;
-
-    auto SetOption(const std::string& option, const void* value, size_t valueSize) -> void override;
-    auto GetOption(const std::string& option, void* value, size_t* valueSize) -> void override;
-
-    auto GetBytesTx() const -> unsigned long override { return fBytesTx; }
-    auto GetBytesRx() const -> unsigned long override { return fBytesRx; }
-    auto GetMessagesTx() const -> unsigned long override { return fMessagesTx; }
-    auto GetMessagesRx() const -> unsigned long override { return fMessagesRx; }
-
-    auto GetNumberOfConnectedPeers() const -> unsigned long override
-    {
-        throw SocketError("not yet implemented");
-    }
-
-    static auto GetConstant(const std::string& constant) -> int;
-
-    ~Socket() override;
-
-  private:
-    Context& fContext;
-    asiofi::allocated_pool_resource fControlMemPool;
-    std::unique_ptr<asiofi::info> fOfiInfo;
-    std::unique_ptr<asiofi::fabric> fOfiFabric;
-    std::unique_ptr<asiofi::domain> fOfiDomain;
-    std::unique_ptr<asiofi::passive_endpoint> fPassiveEndpoint;
-    std::unique_ptr<asiofi::connected_endpoint> fDataEndpoint, fControlEndpoint;
-    std::string fId;
-    std::atomic<unsigned long> fBytesTx;
-    std::atomic<unsigned long> fBytesRx;
-    std::atomic<unsigned long> fMessagesTx;
-    std::atomic<unsigned long> fMessagesRx;
-    Address fRemoteAddr;
-    Address fLocalAddr;
-    std::mutex fSendQueueMutex, fRecvQueueMutex;
-    std::queue<std::vector<MessagePtr>> fSendQueue, fRecvQueue;
-    std::vector<MessagePtr> fInflightMultiPartMessage;
-    int64_t fMultiPartRecvCounter;
-    asiofi::synchronized_semaphore fSendPushSem, fSendPopSem, fRecvPushSem, fRecvPopSem;
-    std::atomic<bool> fNeedOfiMemoryRegistration;
-
-    auto InitOfi(Address addr) -> void;
-    auto BindControlEndpoint() -> void;
-    auto BindDataEndpoint() -> void;
-    enum class Band { Control, Data };
-    auto ConnectEndpoint(std::unique_ptr<asiofi::connected_endpoint>& endpoint, Band type) -> void;
-    auto SendQueueReader() -> void;
-    auto SendQueueReaderStatic() -> void;
-    auto RecvControlQueueReader() -> void;
-    auto RecvQueueReaderStatic() -> void;
-    auto OnRecvControl(ofi::unique_ptr<ControlMessage> ctrl) -> void;
-    auto DataMessageReceived(MessagePtr msg) -> void;
-}; /* class Socket */
-
-struct SilentSocketError : SocketError { using SocketError::SocketError; };
-
-} // namespace fair::mq::ofi
-
-#endif /* FAIR_MQ_OFI_SOCKET_H */

fairmq/ofi/TransportFactory.h

@@ -1,218 +0,0 @@
-/********************************************************************************
- * Copyright (C) 2018-2022 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"                       *
- ********************************************************************************/
-
-#ifndef FAIR_MQ_OFI_TRANSPORTFACTORY_H
-#define FAIR_MQ_OFI_TRANSPORTFACTORY_H
-
-#include <asiofi.hpp>
-#include <cstddef>
-#include <cstdint>
-#include <fairlogger/Logger.h>
-#include <fairmq/Channel.h>
-#include <fairmq/Message.h>
-#include <fairmq/Poller.h>
-#include <fairmq/ProgOptions.h>
-#include <fairmq/Socket.h>
-#include <fairmq/TransportFactory.h>
-#include <fairmq/Transports.h>
-#include <fairmq/ofi/Context.h>
-#include <fairmq/ofi/Message.h>
-#include <fairmq/ofi/Socket.h>
-#include <memory>
-#include <stdexcept>
-#include <string>
-#include <unordered_map>
-#include <vector>
-
-namespace fair::mq::ofi {
-
-/**
- * @class TransportFactory TransportFactory.h <fairmq/ofi/TransportFactory.h>
- * @brief FairMQ transport factory for the ofi transport
- *
- * @todo TODO insert long description
- */
-struct TransportFactory final : mq::TransportFactory
-{
-    TransportFactory(std::string const& id = "", ProgOptions const* config = nullptr)
-        : mq::TransportFactory(id)
-        , fContext(*this, *this, 1)
-    {
-        try {
-            LOG(debug) << "OFI transport: asiofi (" << fContext.GetAsiofiVersion() << ")";
-
-            if (config) {
-                fContext.SetSizeHint(config->GetProperty<size_t>("ofi-size-hint", 0));
-            }
-        } catch (ContextError& e) {
-            throw TransportFactoryError(e.what());
-        }
-    }
-
-    TransportFactory(const TransportFactory&) = delete;
-    TransportFactory(TransportFactory&&) = delete;
-    TransportFactory& operator=(const TransportFactory&) = delete;
-    TransportFactory& operator=(TransportFactory&&) = delete;
-    ~TransportFactory() override = default;
-
-    auto CreateMessage() -> std::unique_ptr<mq::Message> override
-    {
-        return std::make_unique<Message>(&fMemoryResource);
-    }
-
-    auto CreateMessage(Alignment /*alignment*/) -> std::unique_ptr<mq::Message> override
-    {
-        // TODO Do not ignore alignment
-        return std::make_unique<Message>(&fMemoryResource);
-    }
-
-    auto CreateMessage(std::size_t size) -> std::unique_ptr<mq::Message> override
-    {
-        return std::make_unique<Message>(&fMemoryResource, size);
-    }
-
-    auto CreateMessage(std::size_t size, Alignment /*alignment*/)
-        -> std::unique_ptr<mq::Message> override
-    {
-        // TODO Do not ignore alignment
-        return std::make_unique<Message>(&fMemoryResource, size);
-    }
-
-    auto CreateMessage(void* data, std::size_t size, FreeFn* ffn, void* hint = nullptr)
-        -> std::unique_ptr<mq::Message> override
-    {
-        return std::make_unique<Message>(&fMemoryResource, data, size, ffn, hint);
-    }
-
-    auto CreateMessage(std::unique_ptr<mq::UnmanagedRegion>& region,
-                       void* data,
-                       std::size_t size,
-                       void* hint = nullptr) -> std::unique_ptr<mq::Message> override
-    {
-        return std::make_unique<Message>(&fMemoryResource, region, data, size, hint);
-    }
-
-    auto CreateSocket(std::string const& type, std::string const& name)
-        -> std::unique_ptr<mq::Socket> override
-    {
-        return std::make_unique<Socket>(fContext, type, name, GetId());
-    }
-
-    auto CreatePoller(std::vector<mq::Channel> const& /*channels*/) const
-        -> std::unique_ptr<mq::Poller> override
-    {
-        throw std::runtime_error("Not yet implemented (Poller).");
-    }
-
-    auto CreatePoller(std::vector<mq::Channel*> const& /*channels*/) const
-        -> std::unique_ptr<mq::Poller> override
-    {
-        throw std::runtime_error("Not yet implemented (Poller).");
-    }
-
-    auto CreatePoller(
-        std::unordered_map<std::string, std::vector<Channel>> const& /*channelsMap*/,
-        std::vector<std::string> const& /*channelList*/) const
-        -> std::unique_ptr<mq::Poller> override
-    {
-        throw std::runtime_error("Not yet implemented (Poller).");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               RegionCallback /*callback = nullptr*/,
-                               std::string const& /*path = ""*/,
-                               int /*flags = 0*/,
-                               RegionConfig /*cfg = RegionConfig()*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               RegionBulkCallback /*callback = nullptr*/,
-                               std::string const& /*path = ""*/,
-                               int /*flags = 0*/,
-                               RegionConfig /*cfg = RegionConfig()*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               int64_t /*userFlags*/,
-                               RegionCallback /*callback = nullptr*/,
-                               std::string const& /*path = ""*/,
-                               int /*flags = 0*/,
-                               RegionConfig /*cfg = RegionConfig()*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               int64_t /*userFlags*/,
-                               RegionBulkCallback /*callback = nullptr*/,
-                               std::string const& /*path = ""*/,
-                               int /*flags = 0*/,
-                               RegionConfig /*cfg = RegionConfig()*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               RegionCallback /*callback*/,
-                               RegionConfig /*cfg*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto CreateUnmanagedRegion(std::size_t /*size*/,
-                               RegionBulkCallback /*callback*/,
-                               RegionConfig /*cfg*/)
-        -> std::unique_ptr<mq::UnmanagedRegion> override
-    {
-        throw std::runtime_error("Not yet implemented UMR.");
-    }
-
-    auto SubscribeToRegionEvents(RegionEventCallback /*callback*/) -> void override
-    {
-        throw std::runtime_error("Not yet implemented.");
-    }
-
-    auto SubscribedToRegionEvents() -> bool override
-    {
-        throw std::runtime_error("Not yet implemented.");
-    }
-
-    auto UnsubscribeFromRegionEvents() -> void override
-    {
-        throw std::runtime_error("Not yet implemented.");
-    }
-
-    auto GetRegionInfo() -> std::vector<RegionInfo> override
-    {
-        LOG(error) << "GetRegionInfo not yet implemented for OFI, returning empty vector";
-        return std::vector<RegionInfo>();
-    }
-
-    auto GetType() const -> Transport override { return Transport::OFI; }
-
-    void Interrupt() override { fContext.Interrupt(); }
-    void Resume() override { fContext.Resume(); }
-    void Reset() override { fContext.Reset(); }
-
-  private:
-    mutable Context fContext;
-    asiofi::allocated_pool_resource fMemoryResource;
-}; /* class TransportFactory */
-
-}   // namespace fair::mq::ofi
-
-#endif /* FAIR_MQ_OFI_TRANSPORTFACTORY_H */