genie_edep.3_04_00.20230606.def

Bootstrap: localimage
From: images/root_v6.14.06_pythia6.sif

%files

%post

    ## Update the compiler
    set -e
    source scl_source enable devtoolset-7 || true

    ## Needed for G4:
    yum -y install xerces-c xerces-c-devel

    ## This should be set as desired!
    export NCORES=7

    ## Set up paths for things already in the container
    export GEN_DIR=/opt/generators
    export ROOTSYS=/opt/generators/root/install
    export PATH=$ROOTSYS/bin:$PATH
    export LD_LIBRARY_PATH=$ROOTSYS/lib:/usr/lib64:$LD_LIBRARY_PATH
    export PYTHONPATH=${ROOTSYS}/lib:${PYTHONPATH}

    ## Now LHAPDF (old version)
    mkdir ${GEN_DIR}/LHAPDF
    cd ${GEN_DIR}/LHAPDF
    wget https://lhapdf.hepforge.org/downloads/old/lhapdf-5.9.1.tar.gz
    tar xzf lhapdf-5.9.1.tar.gz
    rm lhapdf-5.9.1.tar.gz
    mkdir lhapdf-5.9.1_build
    cd lhapdf-5.9.1
    ./configure --prefix=${PWD}/../lhapdf-5.9.1_build
    make -j ${NCORES} && make install

    ## Get the GENIE code
    ## NOTE Make sure that the %environment section has the right GENIE_VERSION!
    export GENIE_VERSION=R-3_04_00
    mkdir -p ${GEN_DIR}/GENIE
    git clone -b ${GENIE_VERSION} https://github.com/GENIE-MC/Generator.git ${GEN_DIR}/GENIE/${GENIE_VERSION}
    export GENIE=${GEN_DIR}/GENIE/${GENIE_VERSION}
    cd ${GENIE}
    sed -i 's/g77/gfortran/g' src/make/Make.include

    export LHAPATH=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/include/LHAPDF
    export PYTHIA6=${GEN_DIR}/root/lib
    export GSL_LIB=/usr/lib64
    export GSL_INC=/usr/include
    export LHAPDF_INC=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/include
    export LHAPDF_LIB=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/lib
    export LIBXML2_INC=/usr/include/libxml2
    export LIBXML2_LIB=/usr/lib64

    ## Need to copy a file from GENIE into LHAPDF... pretty mad!
    cp ${GENIE}/data/evgen/pdfs/GRV98lo_patched.LHgrid ${LHAPATH}/.

    ## Configure GENIE
    ./configure --enable-fnal \
        --with-pythia6-lib=${PYTHIA6} \
        --with-lhapdf-inc=$LHAPDF_INC \
        --with-lhapdf-lib=$LHAPDF_LIB \
        --with-libxml2-inc=$LIBXML2_INC \
        --with-libxml2-lib=$LIBXML2_LIB

    make -j ${NCORES}
    make install

    export PATH=$GENIE/bin:${PATH}
    export LD_LIBRARY_PATH=$LIBXML2_LIB:$LHAPDF_LIB:$PYTHIA6:$GENIE/lib:$LD_LIBRARY_PATH

    ## Shut GENIE up when it runs
    cp ${GENIE}/config/Messenger_whisper.xml ${GENIE}/config/Messenger.xml

    ## Have to mess around with the file to actually shut it up though...
    sed -i '$ d' ${GENIE}/config/Messenger.xml
    echo '  <priority msgstream="ResonanceDecay">      FATAL </priority>' >> ${GENIE}/config/Messenger.xml
    echo '  <priority msgstream="Pythia6Decay">        FATAL </priority>' >> ${GENIE}/config/Messenger.xml
    echo '  <priority msgstream="INukeNucleonCorr">    FATAL </priority>' >> ${GENIE}/config/Messenger.xml
    echo '  <priority msgstream="gevgen_fnal">         FATAL </priority>' >> ${GENIE}/config/Messenger.xml
    echo '</messenger_config>' >> ${GENIE}/config/Messenger.xml

    ## Get DK2NU sorted
    cd ${GEN_DIR}
    git clone https://github.com/NuSoftHEP/dk2nu.git
    export DK2NU=${GEN_DIR}/dk2nu
    export LIBXML2INC=/usr/include/libxml2
    cd ${DK2NU}
    make all

    ## Get the G4 source code
    cd ${GEN_DIR}
    git clone -b v10.7.2 https://github.com/Geant4/geant4.git geant4
    mkdir geant4/install geant4/build
    cd geant4/build
    cmake -DCMAKE_INSTALL_PREFIX=../install \
      -DGEANT4_INSTALL_DATA=ON \
      -DGEANT4_USE_GDML=ON ../
    make -j${NCORES} && make install

    source ${GEN_DIR}/geant4/install/bin/geant4.sh

    ## Now edep-sim, use a fork with some specific changes in
    cd ${GEN_DIR}
    git clone https://github.com/lbl-neutrino/edep-sim.git
    cd edep-sim
    git checkout a0c0af5cabe0b05012ed495b9113563d34d8d4cd
    # ^ doesn't support <arb8> (G4GenericTrap, TGeoArb8)

    cd ${GEN_DIR}/edep-sim/build
    mkdir ../install
    cmake -DCMAKE_INSTALL_PREFIX=../install ../
    make -j${NCORES} && make install


%environment

    source scl_source enable devtoolset-7

    export GEN_DIR=/opt/generators
    export GENIE=${GEN_DIR}/GENIE/R-3_04_00
    export LHAPATH=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/include/LHAPDF
    export PYTHIA6=${GEN_DIR}/root/lib
    export GSL_LIB=/usr/lib64
    export GSL_INC=/usr/include
    export LHAPDF_INC=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/include
    export LHAPDF_LIB=${GEN_DIR}/LHAPDF/lhapdf-5.9.1_build/lib
    export LIBXML2_INC=/usr/include/libxml2
    export LIBXML2_LIB=/usr/lib64

    export PATH=$GENIE/bin:$PATH
    export LD_LIBRARY_PATH=$LIBXML2_LIB:$LHAPDF_LIB:$PYTHIA6:$GENIE/lib:$LD_LIBRARY_PATH

    export GXMLPATH=${GENIE}/genie_xsec
    export DK2NU=${GEN_DIR}/dk2nu
    export LD_LIBRARY_PATH=${DK2NU}/lib:${LD_LIBRARY_PATH}

    ## Use G4's script because it sets so many variables
    cd ${GEN_DIR}/geant4/install/bin; source geant4.sh; cd -

    export EDEPSIM=${GEN_DIR}/edep-sim/install
    export PATH=${EDEPSIM}/bin:${PATH}
    export LD_LIBRARY_PATH=${EDEPSIM}/lib:${LD_LIBRARY_PATH}