mongo db manage script use /usr/local/bin/mdb with excution flag

mdb

#!/bin/bash

if [ -z $1 ] ; then
  echo "Usage: $0 [start|stop|restart] "
  exit 1
fi

# Source the common setup functions for startup scripts
test -r /etc/rc.common || exit 1
. /etc/rc.common

# Set up some defaults
DBPATH='/usr/local/var/mongodb'
LOGPATH='/usr/local/var/log/mongodb/mongod.log'
MONGOD_PORT=27017

StartService(){
    /usr/local/bin/mongod run --dbpath=$DBPATH --logpath=$LOGPATH --port $MONGOD_PORT > /dev/null 2>&1 &
}

StopService() {
    pidfile=$DBPATH/mongod.lock

    # If the lockfile exists, it contains the PID
    if [ -e $pidfile ]; then
        pid=`cat $pidfile`
    fi

    # If we don't have a PID, check for it
    if [ "$pid" == "" ]; then
        pid=`/usr/sbin/lsof -i tcp:$MONGOD_PORT | tail -1 | awk '{print $2}'`
    fi

    # If we've found a PID, let's kill it
    if [ "$pid" != "" ]; then
        kill -15 $pid
    fi
}

RestartService() {
    StopService
    sleep 3
    StartService
}

RunService $1