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Always set $LMOD_RC (even when EESSI_BASIC_ENV is set), and make sure loading CUDA apps always work when building #475

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Mar 13, 2024
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Always set $LMOD_RC (even when EESSI_BASIC_ENV is set), and make sure loading CUDA apps always work when building #475

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6 changes: 6 additions & 0 deletions eessi_container.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -457,6 +457,12 @@ if [[ ${SETUP_NVIDIA} -eq 1 ]]; then
mkdir -p ${EESSI_USR_LOCAL_CUDA}
BIND_PATHS="${BIND_PATHS},${EESSI_VAR_LOG}:/var/log,${EESSI_USR_LOCAL_CUDA}:/usr/local/cuda"
[[ ${VERBOSE} -eq 1 ]] && echo "BIND_PATHS=${BIND_PATHS}"
if [[ "${NVIDIA_MODE}" == "install" ]] ; then
# We need to "trick" our LMOD_RC file to allow us to load CUDA modules even without a CUDA driver
# (this works because we build within a container and the LMOD_RC recognises that)
touch ${EESSI_TMPDIR}/libcuda.so
export SINGULARITY_CONTAINLIBS="${EESSI_TMPDIR}/libcuda.so"
fi
fi
fi

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16 changes: 9 additions & 7 deletions init/eessi_environment_variables
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Expand Up @@ -50,6 +50,15 @@ if [ -d $EESSI_PREFIX ]; then

show_msg "Using ${EESSI_SOFTWARE_SUBDIR} as software subdirectory."
export EESSI_SOFTWARE_PATH=$EESSI_PREFIX/software/$EESSI_OS_TYPE/$EESSI_SOFTWARE_SUBDIR

# Configure our LMOD_RC file
export LMOD_RC="$EESSI_SOFTWARE_PATH/.lmod/lmodrc.lua"
if [ -f $LMOD_RC ]; then
show_msg "Found Lmod configuration file at $LMOD_RC"
else
error "Lmod configuration file not found at $LMOD_RC"
fi

if [ ! -z $EESSI_BASIC_ENV ]; then
show_msg "Only setting up basic environment, so we're done"
elif [ -d $EESSI_SOFTWARE_PATH ]; then
Expand All @@ -76,13 +85,6 @@ if [ -d $EESSI_PREFIX ]; then
false
fi

export LMOD_RC="$EESSI_SOFTWARE_PATH/.lmod/lmodrc.lua"
if [ -f $LMOD_RC ]; then
show_msg "Found Lmod configuration file at $LMOD_RC"
else
error "Lmod configuration file not found at $LMOD_RC"
fi

else
error "EESSI software layer at $EESSI_SOFTWARE_PATH not found!"
fi
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