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docker: symlink all data files to the staging area #3120

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Jul 24, 2024
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docker: symlink all data files to the staging area #3120

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19 changes: 10 additions & 9 deletions docker/docker_start.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -213,15 +213,16 @@ if [ -n "$CERT_FILE" ] || [ -n "$KEY_FILE" ] ; then
export LAPI_KEY_FILE=${LAPI_KEY_FILE:-$KEY_FILE}
fi

# Check and prestage databases
for geodb in GeoLite2-ASN.mmdb GeoLite2-City.mmdb; do
# We keep the pre-populated geoip databases in /staging instead of /var,
# because if the data directory is bind-mounted from the host, it will be
# empty and the files will be out of reach, requiring a runtime download.
# We link to them to save about 80Mb compared to cp/mv.
if [ ! -e "/var/lib/crowdsec/data/$geodb" ] && [ -e "/staging/var/lib/crowdsec/data/$geodb" ]; then
mkdir -p /var/lib/crowdsec/data
ln -s "/staging/var/lib/crowdsec/data/$geodb" /var/lib/crowdsec/data/
# Link the preloaded data files when the data dir is mounted (common case)
# The symlinks can be overridden by hub upgrade
for target in "/staging/var/lib/crowdsec/data"/*; do
fname="$(basename "$target")"
# skip the db and wal files
if [[ $fname == crowdsec.db* ]]; then
continue
fi
if [ ! -e "/var/lib/crowdsec/data/$fname" ]; then
ln -s "$target" "/var/lib/crowdsec/data/$fname"
fi
done

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