更新-----Scripts：执行双网卡绑定

#!/bin/bash
#-------------------------------------------------------------------------------
# Name:      netbond
# Filename : netbond.sh
# Local:     

# What:      用于双网卡绑定
# HowTo :    sh ./netbond.sh ethN ethN bondN ipaddr netmask gateway

# Version   : 1.1 2013.9.6 对输入进行判断,因为已经发生过一次输入错误导致配置失败
#             1.0 2013.9.3
# Release   : 2013-9-3
# Author    : Gtlions
# Copyright : Copyright (c) Gtlions 2013 <gtlions.l@gmail.com>   
# Licence   : <Gtlions's licence>
#-------------------------------------------------------------------------------
echo "You are logged in as `whoami`"; 
if [ `whoami` != root ]; then 
	echo "Must be logged as root run script." 
	exit 1
fi 

if [ x$5 = x ]; then
	echo "Input Error!"
	echo "Usage: sh ./netbond.sh ethN ethN bondN ipaddr netmask gateway"
	exit 1
fi
SCRIPTFILE=$0
ETHN1=$1
ETHN2=$2
BONDN=$3
IPADDR=$4
NETMASK=$5
GATEWAY=$6
ETHN1FILE=/etc/sysconfig/network-scripts/ifcfg-$ETHN1
ETHN2FILE=/etc/sysconfig/network-scripts/ifcfg-$ETHN2
BONDFILE=/etc/sysconfig/network-scripts/ifcfg-$BONDN
ETHN1BAK=ifcfg-$ETHN1.bak
ETHN2BAK=ifcfg-$ETHN2.bak

if [ `echo $ETHN1 |grep 'eth'|wc -l` -eq 0 ]; then
        echo "Input Error: ethN1"
fi

if [ `echo $ETHN2 |grep 'eth'|wc -l` -eq 0 ]; then
        echo "Input Error: ethN2"
fi

if [ `echo $BONDN |grep 'bond'|wc -l` -eq 0 ]; then
        echo "Input Error: bondN"
fi


#if [ `echo $IPADDR |awk -F'.' '{print NF-1}'` -eq 3 ]; then
#       :
#else
#       echo "Input Error: ipaddr"
#fi

if [ `echo $IPADDR|grep '^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}$'|wc -l` -eq 0 ] ; then
        echo "Input Error: ipaddr"
fi
if [ `echo $NETMASK|grep '^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}$'|wc -l` -eq 0 ] ; then
        echo "Input Error: netmask"
fi
if [ `echo $GATEWAY|grep '^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}$'|wc -l` -eq 0 ] ; then
        echo "Input Error: gateway"
fi

if [ ! -f $ETHN1FILE ]; then
	echo "Error!Not exist $ETHN1FILE"
	exit 1
fi
if [ ! -f $ETHN2FILE ]; then
	echo "Error!Not exist $ETHN2FILE"
	exit 1
fi
if [ -f $BONDFILE ]; then
	echo "Error!Exist $BONDFILE"
	exit 1
fi

echo "Set Info: $ETHN1 AND $ETHN2 will bond to $BONDN : $IPADDR,$NETMASK,$GATEWAY"
echo "Go On?[Y/N]"
read GOON
GOON1=`echo $GOON |tr 'a-z' 'A-Z'|cut -c1`
if [ $GOON1 = "Y" ]; then
	
	cp $ETHN1FILE ETHN1BAK
	cp $ETHN2FILE ETHN2BAK
	if [ -f ETHN1BAK ] && [ -f ETHN2BAK ] ; then
		echo -e "DEVICE=$BONDN
ONBOOT=yes
TYPE=Ethernet
USERCTL=yes
BOOTPROTO=static
IPADDR=$IPADDR
NETMASK=$NETMASK
GATEWAY=$GATEWAY">$BONDFILE
		chmod 644 $BONDFILE
		echo -e "DEVICE=$ETHN1
ONBOOT=yes
BOOTPROTO=none
TYPE=Ethernet
USERCTL=yes
MASTER=$BONDN
SLAVE=yes">$ETHN1FILE
		echo -e "DEVICE=$ETHN2
ONBOOT=yes
BOOTPROTO=none
TYPE=Ethernet
USERCTL=yes
MASTER=$BONDN
SLAVE=yes">$ETHN2FILE
		
		cat /etc/modprobe.conf |grep "$BONDN">null
		RESULT=$?

		if [ $RESULT -eq 1 ] ; then
			echo -e "alias $BONDN bonding
options $BONDN miimon=100 mode=1">>/etc/modprobe.conf
		fi
		
		cat /etc/rc.d/rc.local|grep "$BONDN">null
		RESULT=$?
	
		if [ $RESULT -eq 1 ] ; then
			echo -e "ifenslave $BONDN $ETHN1 $ETHN2">>/etc/rc.d/rc.local
		fi

		echo "Done!Pls reboot system!"
	fi
else
	echo "Cancel!"
fi