How to write a Redis startup script using the shell

#!/bin/bash 
# 
# Init file for redis 
# From: JC
# Email:jiechao2013@gmail.com
# chkconfig: - 80 12 
# description: redis daemon 
# 
# processname: redis 
# config: /opt/redis-2.6.4/redis.conf 
# pidfile: /var/run/redis.pid 
     
source /etc/init.d/functions 
     
     
BIN="/opt/redis/bin"
CONFIG="/opt/redis-2.6.4/redis.conf"
PIDFILE="/var/run/redis.pid"
     
### Read configuration 
[ -r "$SYSCONFIG" ] && source "$SYSCONFIG"
     
RETVAL=0 
prog="redis-server"
desc="Redis Server"
     
start() { 
     
    if [ -e $PIDFILE ];then 
        echo "$desc already running...."
        exit 1 
    fi 
     
    echo -n $"Starting $desc: "
    daemon $BIN/$prog $CONFIG & 
     
    RETVAL=$? 
    echo 
    [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog 
    return $RETVAL 
} 
     
stop() { 
    echo -n $"Stop $desc: "
    killproc $prog 
    RETVAL=$? 
    echo 
    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog $PIDFILE 
    return $RETVAL 
} 
     
restart() { 
    stop 
    start 
} 
     
     
case "$1" in
start)  
    start 
    ;; 
stop) 
    stop 
    ;; 
restart) 
    restart 
    ;; 
condrestart) 
    [ -e /var/lock/subsys/$prog ] && restart 
    RETVAL=$? 
    ;; 
status) 
    status $prog 
    RETVAL=$? 
    ;; 
  *) 
    echo $"Usage: $0 {start|stop|restart|condrestart|status}"
    RETVAL=1 
esac 
     
exit $RETVAL

[Root@dg-web opt]#/etc/init.d/redis Status

Redis-server (PID 26147) is running ...

[Root@dg-web opt]# Netstat-lntp|grep Redis-server

TCP 0 0 0.0.0.0:6379 0.0.0.0:* LISTEN 26147/redis-server

[Root@dg-web opt]#/etc/init.d/redis Stop

Stop redis Server: [OK]

[Root@dg-web opt]#/etc/init.d/redis Status

Redis-server is stopped

[Root@dg-web opt]# Netstat-lntp|grep Redis-server