mailcow/data/Dockerfiles/clamd/bootstrap.sh

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1.7 KiB
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Executable File

#!/bin/bash
if [[ "${SKIP_CLAMD}" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
echo "SKIP_CLAMD=y, skipping ClamAV..."
sleep 365d
exit 0
fi
# Prepare whitelist
if [[ -s /etc/clamav/whitelist.ign2 ]]; then
cp /etc/clamav/whitelist.ign2 /var/lib/clamav/whitelist.ign2
fi
if [[ ! -f /var/lib/clamav/whitelist.ign2 ]]; then
echo "Example-Signature.Ignore-1" > /var/lib/clamav/whitelist.ign2
fi
chown clamav:clamav /var/lib/clamav/whitelist.ign2
mkdir -p /run/clamav /var/lib/clamav
chown clamav:clamav /run/clamav /var/lib/clamav
chmod 750 /run/clamav
chmod 755 /var/lib/clamav
dos2unix /var/lib/clamav/whitelist.ign2
sed -i '/^\s*$/d' /var/lib/clamav/whitelist.ign2
BACKGROUND_TASKS=()
(
while true; do
sleep 1m
freshclam
sleep 1h
done
) &
BACKGROUND_TASKS+=($!)
(
while true; do
sleep 2m
SANE_MIRRORS="$(dig +ignore +short rsync.sanesecurity.net)"
for sane_mirror in ${SANE_MIRRORS}; do
rsync -avp --chown=clamav:clamav --timeout=5 rsync://${sane_mirror}/sanesecurity/ \
--include 'blurl.ndb' \
--include 'junk.ndb' \
--include 'jurlbl.ndb' \
--include 'jurbla.ndb' \
--include 'phishtank.ndb' \
--include 'phish.ndb' \
--include 'spamimg.hdb' \
--include 'scam.ndb' \
--include 'rogue.hdb' \
--include 'sanesecurity.ftm' \
--include 'sigwhitelist.ign2' \
--exclude='*' /var/lib/clamav/
if [ $? -eq 0 ]; then
echo RELOAD | nc localhost 3310
break
fi
done
sleep 30h
done
) &
BACKGROUND_TASKS+=($!)
nice -n10 clamd &
BACKGROUND_TASKS+=($!)
while true; do
for bg_task in ${BACKGROUND_TASKS[*]}; do
if ! kill -0 ${bg_task} 1>&2; then
echo "Worker ${bg_task} died, stopping container waiting for respawn..."
kill -TERM 1
fi
sleep 10
done
done