Merge pull request #414 from KhiopsML/383-bis-khiops-command-return-e…

…rror-1-without-any-message

383 bis khiops command return error 1 without any message

.github/actions/test-khiops-install/action.yml

@@ -12,10 +12,12 @@ runs:
       #
       # The env var OMPI_MCA_rmaps_base_oversubscribe is for openmpi it corresponds to
       # the flag --oversubscribe (Nodes are allowed to be oversubscribed)
+      # KHIOPS_MPI_VERBOSE is set to true to detect errors from MPI
       if: runner.os != 'Windows'
       shell: bash
       env:
         OMPI_MCA_rmaps_base_oversubscribe: true
+        KHIOPS_MPI_VERBOSE: true
       run: |
         echo
         echo --- Khiops environment with KHIOPS_PROC_NUMBER not set
@@ -92,6 +94,7 @@ runs:
       env:
         KHIOPS_PROC_NUMBER: 4
         OMPI_MCA_rmaps_base_oversubscribe: true
+        KHIOPS_MPI_VERBOSE: true
       run: |
         khiops -s
         khiops -v &> output

.github/actions/test-khiops-on-iris/action.yml

@@ -52,6 +52,7 @@ runs:
       env:
         KHIOPS_PROC_NUMBER: 4
         OMPI_MCA_rmaps_base_oversubscribe: true
+        KHIOPS_MPI_VERBOSE: true
       run: |
         cd test/LearningTest/TestKhiops/Standard/Iris/
         "$KHIOPS_SCRIPT" -b -i test.prm -e results/err.txt

packaging/install.cmake

@@ -73,7 +73,7 @@ if(UNIX)
     set(KHIOPS_COCLUSTERING_PATH "$(get_script_dir)")
     set(GET_PROC_NUMBER_PATH "$(get_script_dir)")
     set(IS_CONDA_VAR "\n# Inside conda environment\nexport _IS_CONDA=true")
-    set(SET_KHIOPS_DRIVERS_PATH"\n# Drivers search path\nexport KHIOPS_DRIVERS_PATH=$(get_script_dir)../lib")
+    set(SET_KHIOPS_DRIVERS_PATH "\n# Drivers search path\nexport KHIOPS_DRIVERS_PATH=$(dirname $(get_script_dir))/lib")
   else()
     if(IS_FEDORA_LIKE)
       set(KHIOPS_PATH "${MPI_BIN}/khiops/")
@@ -92,10 +92,14 @@ if(UNIX)
 
   # replace MPIEXEC MPIEXEC_NUMPROC_FLAG and MPI_IMPL KHIOPS_MPI_EXTRA_FLAG ADDITIONAL_ENV_VAR
   if("${MPI_IMPL}" STREQUAL "openmpi")
-    set(KHIOPS_MPI_EXTRA_FLAG "--allow-run-as-root --quiet")
+    set(KHIOPS_MPI_EXTRA_FLAG "--allow-run-as-root")
+    set(KHIOPS_MPI_QUIET "--quiet")
     set(ADDITIONAL_ENV_VAR "export OMPI_MCA_btl_vader_single_copy_mechanism=none # issue on docker")
+    set(ADDITIONAL_ENV_VAR_DISPLAY
+        "    echo OMPI_MCA_btl_vader_single_copy_mechanism \"$OMPI_MCA_btl_vader_single_copy_mechanism\"")
     if(IS_FEDORA_LIKE)
       set(ADDITIONAL_ENV_VAR "${ADDITIONAL_ENV_VAR}\nexport PSM3_DEVICES=self # issue on rocky linux")
+      set(ADDITIONAL_ENV_VAR_DISPLAY "${ADDITIONAL_ENV_VAR_DISPLAY}\n    echo PSM3_DEVICES \"$PSM3_DEVICES\"")
     endif()
     set(MPIEXEC_HOSTFILE_FLAG "--hostfile")
     file(READ ${PROJECT_SOURCE_DIR}/packaging/linux/common/khiops_env/export_env_variables.sh EXPORT_ENV_VARIABLES)
@@ -110,6 +114,7 @@ if(UNIX)
   # Add header comment to the variable definition (if any variable is defined)
   if(ADDITIONAL_ENV_VAR)
     set(ADDITIONAL_ENV_VAR "\n# Additional variables for MPI\n${ADDITIONAL_ENV_VAR}")
+    set(ADDITIONAL_ENV_VAR_DISPLAY "\n    # Additional variables for MPI\n${ADDITIONAL_ENV_VAR_DISPLAY}")
   endif()
 
   # Get the real file name of MODL e.g MODL_openmpi

packaging/linux/common/khiops

@@ -37,6 +37,11 @@ if [[ ! -f "$(get_script_dir)"/khiops_env ]]; then
     exit 1
 fi
 
+# Does not print messages from mpi
+if [ -z "$KHIOPS_MPI_VERBOSE" ]; then
+    KHIOPS_MPI_VERBOSE="false"
+fi
+
 # Initialize Khiops env variables
 source $(get_script_dir)/khiops_env ""
 

packaging/linux/common/khiops_env/khiops_env.in

@@ -36,6 +36,8 @@ help() {
     echo "  . set to 'true' to allow file name selection with uri schemas"
     echo "  . set to 'false' to allow local file name selection only with a file selection dialog"
     echo "KHIOPS_MPI_HOST_FILE: provide hostfile to mpi."
+    echo "KHIOPS_MPI_VERBOSE: true (default) or false, print messages from mpi (OpenMPI only)."
+    echo
     echo "In case of configuration problems, the variables KHIOPS_JAVA_ERROR and KHIOPS_MPI_ERROR contain error messages."
 }
 
@@ -55,9 +57,18 @@ get_script_dir() {
 @IS_CONDA_VAR@
 @SET_KHIOPS_DRIVERS_PATH@
 
+if [ -z "$KHIOPS_MPI_VERBOSE" ]; then
+    KHIOPS_MPI_VERBOSE="true"
+fi
+
+if ! [ "$KHIOPS_MPI_VERBOSE" == "true" ]; then
+    # Mute mpi by adding flags (OpenMPI only)
+    MPI_EXTRA_FLAGS="@KHIOPS_MPI_QUIET@"
+fi
+
 # Setting up mpi for multiple machines
 if [[ -n $KHIOPS_MPI_HOST_FILE ]]; then
-    MPI_EXTRA_FLAGS="@MPIEXEC_HOSTFILE_FLAG@ $KHIOPS_MPI_HOST_FILE"
+    MPI_EXTRA_FLAGS="$MPI_EXTRA_FLAGS @MPIEXEC_HOSTFILE_FLAG@ $KHIOPS_MPI_HOST_FILE"
     @EXPORT_ENV_VARIABLES@
 fi
 
@@ -97,4 +108,6 @@ if [ "$1" = "--env" ]; then
     echo KHIOPS_DRIVERS_PATH "$KHIOPS_DRIVERS_PATH"
     echo KHIOPS_JAVA_ERROR "$KHIOPS_JAVA_ERROR"
     echo KHIOPS_MPI_ERROR "$KHIOPS_MPI_ERROR"
+    echo KHIOPS_MPI_VERBOSE "$KHIOPS_MPI_VERBOSE"
+    @ADDITIONAL_ENV_VAR_DISPLAY@
 fi

packaging/linux/common/khiops_env/use_environment_module.sh.in

@@ -1,10 +1,7 @@
 
-# Try to use environment modules to locate mpiexec if needed
-if ! command -v mpiexec &> /dev/null
+# Load @MPI_IMPL@ with environment modules
+if source /etc/profile.d/modules.sh &> /dev/null
 then
-    if source /etc/profile.d/modules.sh &> /dev/null
-    then
-        module unload mpi
-        module load mpi/@MPI_IMPL@-@CMAKE_SYSTEM_PROCESSOR@
-    fi
+    module unload mpi
+    module load mpi/@MPI_IMPL@-@CMAKE_SYSTEM_PROCESSOR@
 fi