#!/bin/bash
# nfs server :

an1="rpsbind"
an2="nfs"
an3="ntpdate"
an4="nfs-utils"

function benyum(){
[ ! -d /media/cdrom ] && mkdir -p /media/cdrom 
mount /dev/sr0 /media/cdrom &> /dev/null
[ $? -ne 0 ] && echo "没插入光盘" && exit 1
[ ! -d /etc/yum.repos.d ] && mkdir -p /etc/yum.repos.d 
cd /etc/yum.repos.d
mv -f /etc/yum.repos.d/* /tmp/
cat > /etc/yum.repos.d/yum.repo << KOF
[local]
name=local
baseurl=file:///media/cdrom
gpgcheck=0
enabled=1
KOF
yum -y clean all &> /dev/null
yum makecache &> /dev/null
}

which $an1 $an2 $an3 &> /dev/null
[ $? -ne 0 ] && umount /dev/sr0 &> /dev/null && mount /dev/sr0 /media/cdrom &> /dev/null
if [ $? -eq 0 ];then
	yum -y install $an1 $an3 $an4 &> /dev/null 
else
	benyum
	yum -y install $an1 $an3 $an4 &> /dev/null
fi

ping -c 1 www.baidu.com &> /dev/null
[ $? -eq 0 ] && ntpdate ntp1.aliyun.com &> /dev/null || (echo "没网" && exit)


nfs_mulu="/nfs"
ip="192.168.200.0"
[ ! -d $nfs_mulu ] && mkdir $nfs_mulu
echo "$nfs_mulu ${ip}/24(rw,sync)" > /etc/exports

/etc/init.d/rpcbind restart  &> /dev/null   
service nfs restart &> /dev/null
chown nfsnobody.nfsnobody /nfs

sed -i '/service rpcbind start/d' /etc/rc.local
sed -i '/service nfs start/d' /etc/rc.local
echo -e "service rpcbind start\nservice nfs start" >> /etc/rc.local