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Use Lmod cache update script from oldest available EESSI version #260

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Merged
merged 4 commits into from
Nov 21, 2025
Merged

Use Lmod cache update script from oldest available EESSI version #260

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5fa16cd
find the oldest EESSI version and use its Lmod cache update script fo…
bedroge Nov 21, 2025
dd1ce43
allow overriding of the Lmod cache update script location
bedroge Nov 21, 2025
431d1ae
actually pass oldest_stack_lmod_update_script as argument
bedroge Nov 21, 2025
6f3e6b5
update usage info
bedroge Nov 21, 2025
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5 changes: 4 additions & 1 deletion scripts/ingest-tarball.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -182,7 +182,10 @@ function update_lmod_caches() {
error "the script for updating the Lmod caches (${update_caches_script}) does not have execute permissions!"
fi
${cvmfs_server} transaction "${cvmfs_repo}"
${update_caches_script} "${CVMFS_ROOT}/${cvmfs_repo}/${basedir}/${version}"
# Find the oldest version that we have, and use its Lmod to generate the cache to get better backwards compatibilty with old Lmod versions
oldest_stack=$(ls -1 -v "${CVMFS_ROOT}/${cvmfs_repo}/${basedir}" | head -n 1)
oldest_stack_lmod_update_script="${CVMFS_ROOT}/${cvmfs_repo}/${basedir}/${oldest_stack}/compat/linux/$(uname -m)/usr/share/Lmod/libexec/update_lmod_system_cache_files"
${update_caches_script} "${CVMFS_ROOT}/${cvmfs_repo}/${basedir}/${version}" "${oldest_stack_lmod_update_script}"
ec=$?
if [ $ec -eq 0 ]; then
${cvmfs_server} publish -m "update Lmod caches after ingesting ${tar_file_basename}" "${cvmfs_repo}"
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12 changes: 8 additions & 4 deletions scripts/update_lmod_caches.sh
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Expand Up @@ -14,20 +14,24 @@ function error() {
}

# Check if a stack base dir has been specified
if [ "$#" -ne 1 ]; then
error "usage: $0 <path to main directory of an EESSI stack>"
if [ "$#" -lt 1 ] || [ "$#" -gt 2 ]; then
error "usage: $0 <path to main directory of an EESSI stack> [<path to Lmod's update_lmod_system_cache_files script>]"
fi

stack_base_dir="$1"
update_lmod_system_cache_files="$2"

# Check if the given stack base dir exists
if [ ! -d ${stack_base_dir} ]
then
error "${stack_base_dir} does not point to an existing directory!"
fi

# Check if Lmod's cache update script can be found at the expected location (in the compatibility layer of the given stack)
update_lmod_system_cache_files="${stack_base_dir}/compat/linux/$(uname -m)/usr/share/Lmod/libexec/update_lmod_system_cache_files"
# If no Lmod cache update script was specified, try to find one in the compatibility layer of the given stack
if [ -z ${update_lmod_system_cache_files} ]; then
update_lmod_system_cache_files="${stack_base_dir}/compat/linux/$(uname -m)/usr/share/Lmod/libexec/update_lmod_system_cache_files"
fi
# Make sure that the expected Lmod cache update script exists
if [ ! -f ${update_lmod_system_cache_files} ]
then
error "expected to find Lmod's cache update script at ${update_lmod_system_cache_files}, but it doesn't exist."
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