bonding

#!/bin/bash
interbonddir=/etc/sysconfig/network-scripts
bondethxy=bond0
bondethx=eth0		#绑定网卡的名称1
bondethy=eth1		#绑定网卡的名称2
modeinfo=4
ipaddr=172.16.9.9	#绑定接口的ip地址
gateway=172.16.9.254	#绑定接口的网关
netmask=255.255.0.0	#绑定接口的子网掩码
dnsServer=114.114.114.114
isContinue='y'
function isNext()
{
        read -p 'Are you sure ,continue?[y/n]' isContinue
        if [ "$isContinue" = "n" ];then exit; else continue; fi
}
function config_parameter()
{
echo "以下是提供要配置的网口名称:"
#ip -o link |cut -d":" -f 1-2
echo "请选择绑定的接口一："
j=0
for i in `ip -o link |cut -d":" -f 2`
do
((j++))
echo "[$j]:$i"
eth[$j]=$i
done
read -p "please input [1-$j]: " INPUT
bondethx=${eth[$INPUT]}
echo "请选择绑定的接口二："
j=0
for i in `ip -o link |cut -d":" -f 2`
do
((j++))
echo "[$j]:$i"
eth[$j]=$i
done
read -p "please input [1-$j]: " INPUT
bondethy=${eth[$INPUT]}
echo "您选择接口为：${bondethx} and ${bondethy}"

read -p "please input bond name[$bondethxy]: " INPUT
if [ x$INPUT != x ]; then
    bondethxy=$INPUT
fi

read -p "please input bond address[$ipaddr]: " INPUT
if [ x$INPUT != x ]; then
    ipaddr=$INPUT
fi
read -p "please input bond netmask prefix[$netmask]: " INPUT
if [ x$INPUT != x ]; then
    netmask=$INPUT
fi
read -p "please input bond gateway address[$gateway]: " INPUT
if [ x$INPUT != x ]; then
    gateway=$INPUT
fi
read -p "please input bond mode[$modeinfo]: " INPUT
if [ x$INPUT != x ]; then
    modeinfo=$INPUT
fi
read -p "please input bond DNS address[$dnsServer]: " INPUT
if [ x$INPUT != x ]; then
    dnsServer=$INPUT
fi
read -p "please input interface file directory[$interbonddir]: " INPUT
if [ x$INPUT != x ]; then
    interbonddir=$INPUT
fi
echo -e "*****************************************************************"
echo -e "******************请您核对配置的信息：***************************"
echo -e "*********绑定的第一块网卡为：\033[31m${bondethx}\033[0m"
echo -e "*********绑定的第二块网卡为：\033[31m${bondethy}\033[0m"
echo -e "***********配置的Bond名称为：\033[31m${bondethxy}\033[0m"
echo -e "*********配置的BondIP地址为：\033[31m${ipaddr}\033[0m"
echo -e "*配置的Bond的子网掩码地址为：\033[31m${netmask}\033[0m"
echo -e "*******配置的Bond网关地址为：\033[31m${gateway}\033[0m"
echo -e "*********配置的Bond的模式为：\033[31m${modeinfo}\033[0m"
echo -e "******配置的Bond的DNS地址为：\033[31m${dnsServer}\033[0m"
echo -e "***********配置接口的目录为：\033[31m${interbonddir}\033[0m"
echo -e "*****************************************************************"
}
config_parameter
isNext
function createbond()
{
(
cat << EOF
DEVICE=${bondethxy}
NAME=${bondethxy}
TYPE=Bond
ONBOOT=yes
BOOTPROTO=static
BONDING_MASTER=yes
BONDING_OPTS="mode=${modeinfo} miimon=50 updelay=0 downdelay=0 lacp_rate=fast"
IPADDR=$ipaddr
GATEWAY=$gateway
NETMASK=$netmask
#DNS1=$dnsServer
EOF
) > ${interbonddir}/ifcfg-${bondethxy}
}

cp ${interbonddir}/ifcfg-$bondethx ${interbonddir}/ifcfg-$bondethx-bak
cp ${interbonddir}/ifcfg-$bondethy ${interbonddir}/ifcfg-$bondethy-bak

(
cat << EOF
alias ${bondethxy} bonding
options ${bondethxy} miimon=50  mode=${modeinfo}
EOF
) >> /etc/modprobe.d/dist.conf

sed -i '/^MASTER/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^SLAVE/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^BOOTPROTO/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^ONBOOT/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^IPADDR/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^NETMASK/d' ${interbonddir}/ifcfg-$bondethx
sed -i '/^GATEWAY/d' ${interbonddir}/ifcfg-$bondethx

sed -i '/^MASTER/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^SLAVE/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^BOOTPROTO/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^ONBOOT/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^IPADDR/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^NETMASK/d' ${interbonddir}/ifcfg-$bondethy
sed -i '/^GATEWAY/d' ${interbonddir}/ifcfg-$bondethY

(
cat << EOF
BOOTPROTO=none
ONBOOT=yes
MASTER=${bondethxy}
SLAVE=yes
EOF
) >> ${interbonddir}/ifcfg-$bondethx

(
cat << EOF
BOOTPROTO=none
ONBOOT=yes
MASTER=${bondethxy}
SLAVE=yes
EOF
) >> ${interbonddir}/ifcfg-$bondethy

echo -e "$bondethx and $bondethy have been add \033[32m successfully \033[0m "
if [ ! -e "${interbonddir}/ifcfg-${bondethxy}" ]
then		
	createbond
else
	mv ${interbonddir}/ifcfg-${bondethxy} ${interbonddir}/ifcfg-${bondethxy}-bak
	createbond
fi
echo -e "${bondethxy} have been create \033[32m successfully \033[0m"
service network restart
if [ ! $? ];then
	echo -e "service restart \033[31m failed \033[0m"
else
	echo -e "service restart \033[32m successfully \033[0m"
fi