Simple init.d script I wrote for starting/stopping mongod

mongod.sh

#! /bin/sh
#
# Simple init.d script I wrote for starting/stopping mongod.
# Copyright (c) 2012 Robert Martin 
#
# Filename: /etc/init.d/mongod
# (so rename it from mongod.sh to mongod) 
#
### BEGIN INIT INFO
# Provides:          mongod
# Required-Start:    $local_fs $network $named $syslog $time
# Required-Stop:
# Should-Stop:       halt reboot kexec
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: daemon for servicing mongo db requests
### END INIT INFO

. /lib/lsb/init-functions

DAEMON=/usr/local/bin/mongod
LOGFILE=/usr/local/log/mongodb.log
DATABASE=/usr/local/mongodb
OTHER_OPTS='--journal'

#####################################
DAEMON_OPTS="--fork --dbpath $DATABASE \
             --logpath $LOGFILE $OTHER_OPTS --logappend"


# Check for existence of executable
if ! [ -x $DAEMON ]; then
    log_failure_msg "Cannot find executable: $DAEMON"
    exit 1
fi



do_start () {
    log_action_msg "Starting MongoDB Daemon"
}

do_stop () {
    log_action_msg "Stopping MongoDB Daemon"
    start-stop-daemon --exec $DAEMON --stop
    return $?
}

is_started () {
    start-stop-daemon --test --quiet --exec $DAEMON --start
    if [ $? -eq 0 ]; then
        return 1
    fi
    return 0
}

do_restart () {
    do_stop
    ERR=$?
    if [ $ERR -ne 0 ]; then
        return $ERR
    fi
    do_start
    return $?
}

# 0 => Started;  1 => Stopped
do_status () {
    if is_started; then
        log_daemon_msg "'$DAEMON' is started."
        return 0
    fi
    log_daemon_msg "'$DAEMON' is stopped."
    return 1
}


case "$1" in
  start)
    do_start
    ;;
  restart)
    do_restart
    ;;
  stop)
    do_stop
    ;;
  status)
    do_status
    ;;
  *)
    echo "Usage: $0 start|stop|restart|status" >&2
    exit 3
    ;;
esac