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#!/bin/sh

# Startup Debian and Ubuntu script for BGPmon-Archiver.
# Author: Kaustubh Gadkari
# kaustubh@cs.colostate.edu


### BEGIN INIT INFO
# Provides:          bgpmon-archiver.pl
# Required-Start:    $syslog $local_fs $time
# Required-Stop:     $syslog $local_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start BGPmon
# Description:       Start BGPmon at boot time
### END INIT INFO

# Using LSB funtions:
. /lib/lsb/init-functions

set -e

ARCHIVER=bgpmon-archiver.pl
BINDIR=/usr/local/bin
STATEDIR=/var/run/bgpmon-archiver
ARCHIVER_EXEC=${BINDIR}/${ARCHIVER}
SYSCONFDIR=/usr/local/etc
CONFIG_FILE=${SYSCONFDIR}/archiver.conf
PIDFILE=$STATEDIR/archiver.pid
STARTSTOPD=/sbin/start-stop-daemon
ARGS=" -config $CONFIG_FILE -daemonize"

case "$1" in
  start)
        if [ -f $PIDFILE ]
        then
                echo "$PIDFILE exists, $ARCHIVER is already running or crashed!"
        else
                log_begin_msg "Starting bgpmon-archiver"
                mkdir -p $STATEDIR
                chown bgpmon:bgpmon $STATEDIR
                ${STARTSTOPD} --start --quiet --user bgpmon --chuid bgpmon --pidfile $PIDFILE --exec $ARCHIVER_EXEC -- $ARGS || return 1
                log_end_msg $?
        fi
        ;;
  stop)

        if [ ! -f $PIDFILE ]
        then
                echo "$PIDFILE does not exist, $ARCHIVER is not running!"
        else
                echo -n "Shutting down $ARCHIVER"
                ${STARTSTOPD} --stop --oknodo --user bgpmon --retry 5 --quiet --pidfile $PIDFILE
                log_end_msg $?
        fi
        ;;
 restart)
        $0 stop && sleep 30 && $0 start
        ;;
 *)
        log_warning_msg "Usage: $ARCHIVER {start|stop|restart}" >&2
        exit 1
esac

exit 0