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#!/usr/bin/env sh
### BEGIN INIT INFO
# Provides: pihole-FTL
# Required-Start: $remote_fs $syslog $network
# Required-Stop: $remote_fs $syslog $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: pihole-FTL daemon
# Description: Enable service provided by pihole-FTL daemon
### END INIT INFO
#source utils.sh for getFTLPIDFile(), getFTLPID ()
PI_HOLE_SCRIPT_DIR="/opt/pihole"
utilsfile="${PI_HOLE_SCRIPT_DIR}/utils.sh"
. "${utilsfile}"
is_running() {
if [ -d "/proc/${FTL_PID}" ]; then
return 0
fi
return 1
}
# Start the service
start() {
if is_running; then
echo "pihole-FTL is already running"
else
# Touch files to ensure they exist (create if non-existing, preserve if existing)
mkdir -pm 0755 /run/pihole /var/log/pihole
[ ! -f "${FTL_PID_FILE}" ] && install -D -m 644 -o pihole -g pihole /dev/null "${FTL_PID_FILE}"
[ ! -f /var/log/pihole/FTL.log ] && install -m 644 -o pihole -g pihole /dev/null /var/log/pihole/FTL.log
[ ! -f /var/log/pihole/pihole.log ] && install -m 640 -o pihole -g pihole /dev/null /var/log/pihole/pihole.log
[ ! -f /etc/pihole/dhcp.leases ] && install -m 644 -o pihole -g pihole /dev/null /etc/pihole/dhcp.leases
# Ensure that permissions are set so that pihole-FTL can edit all necessary files
chown pihole:pihole /run/pihole /etc/pihole /var/log/pihole /var/log/pihole/FTL.log /var/log/pihole/pihole.log /etc/pihole/dhcp.leases
# Ensure that permissions are set so that pihole-FTL can edit the files. We ignore errors as the file may not (yet) exist
chmod -f 0644 /etc/pihole/macvendor.db /etc/pihole/dhcp.leases /var/log/pihole/FTL.log
chmod -f 0640 /var/log/pihole/pihole.log
# Chown database files to the user FTL runs as. We ignore errors as the files may not (yet) exist
chown -f pihole:pihole /etc/pihole/pihole-FTL.db /etc/pihole/gravity.db /etc/pihole/macvendor.db
# Chown database file permissions so that the pihole group (web interface) can edit the file. We ignore errors as the files may not (yet) exist
chmod -f 0664 /etc/pihole/pihole-FTL.db
# Backward compatibility for user-scripts that still expect log files in /var/log instead of /var/log/pihole/
# Should be removed with Pi-hole v6.0
if [ ! -f /var/log/pihole.log ]; then
ln -s /var/log/pihole/pihole.log /var/log/pihole.log
chown -h pihole:pihole /var/log/pihole.log
fi
if [ ! -f /var/log/pihole-FTL.log ]; then
ln -s /var/log/pihole/FTL.log /var/log/pihole-FTL.log
chown -h pihole:pihole /var/log/pihole-FTL.log
fi
if setcap CAP_NET_BIND_SERVICE,CAP_NET_RAW,CAP_NET_ADMIN,CAP_SYS_NICE,CAP_IPC_LOCK,CAP_CHOWN+eip "/usr/bin/pihole-FTL"; then
su -s /bin/sh -c "/usr/bin/pihole-FTL" pihole || exit $?
else
echo "Warning: Starting pihole-FTL as root because setting capabilities is not supported on this system"
/usr/bin/pihole-FTL || exit $?
fi
echo
fi
}
# Stop the service
stop() {
if is_running; then
kill "${FTL_PID}"
for i in 1 2 3 4 5; do
if ! is_running; then
break
fi
printf "."
sleep 1
done
echo
if is_running; then
echo "Not stopped; may still be shutting down or shutdown may have failed, killing now"
kill -9 "${FTL_PID}"
else
echo "Stopped"
fi
else
echo "Not running"
fi
# Cleanup
rm -f /run/pihole/FTL.sock /dev/shm/FTL-* "${FTL_PID_FILE}"
echo
}
# Indicate the service status
status() {
if is_running; then
echo "[ ok ] pihole-FTL is running"
exit 0
else
echo "[ ] pihole-FTL is not running"
exit 1
fi
}
### main logic ###
# Get file paths
FTL_PID_FILE="$(getFTLPIDFile)"
# Get FTL's current PID
FTL_PID="$(getFTLPID ${FTL_PID_FILE})"
case "$1" in
stop)
stop
;;
status)
status
;;
start|restart|reload|condrestart)
stop
start
;;
*)
echo "Usage: $0 {start|stop|restart|reload|status}"
exit 1
esac
exit 0