Rather than copying and editing an `init.d` file simply to point it at a different config file, you can have it work it out from the filename, so you can use the same init file for all your logstash agents. The filename must follow the established convention for logstash and it splits on the dash in the name, so names like `logstash-indexer`, `l…

Generic logstash init script

#! /bin/sh

### BEGIN INIT INFO
# Provides:          logstash-shipper
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start daemon at boot time
# Description:       Enable service provided by daemon.
### END INIT INFO

. /lib/lsb/init-functions

# Extract mode from the filename
mode="`basename $0|cut -d'-' -f 2`"
name="logstash-$mode"
logstash_bin="/usr/bin/java -- -jar /opt/logstash/logstash.jar"
logstash_conf="/etc/logstash/$mode.conf"
logstash_log="/var/log/logstash/$name.log"
pid_file="/var/run/$name.pid"

NICE_LEVEL="-n 19"

start () {
	command="/usr/bin/nice ${NICE_LEVEL} ${logstash_bin} agent -f $logstash_conf --log ${logstash_log}"

	log_daemon_msg "Starting $mode" "$name"
	if start-stop-daemon --start --quiet --oknodo --pidfile "$pid_file" -b -m --exec $command; then
		log_end_msg 0
	else
		log_end_msg 1
	fi
}

stop () {
	start-stop-daemon --stop --quiet --oknodo --pidfile "$pid_file"
}

status () {
	status_of_proc -p $pid_file "" "$name"
}

case $1 in
	start)
		if status; then exit 0; fi
		start
		;;
	stop)
		stop
		;;
	reload)
		stop
		start
		;;
	restart)
		stop
		start
		;;
	status)
		status && exit 0 || exit $?
		;;
	*)
		echo "Usage: $0 {start|stop|restart|reload|status}"
		exit 1
		;;
esac

exit 0