Shell脚本自动安装LVS+Keepalived

随风飞世

#!/bin/bash　　
########################################
　　
keepalived=keepalived*.tar.gz
　　
keepalived_dir=/usr/local/keepalived
　　
mandir=/usr/local/share/man/
　　
keepalived_date=/etc/keepalived
　　
keepalived_conf=/etc/keepalived/keepalived.conf
　　
#########################################
　　
yum install -y ipvsadm kernel-devel popt-devel openssl-devel gcc
　　
cd /tmp
　　
tar -xvf $keepalived > $install_log
　　
if [ $? -eq 0 ];then
　　echo "keepalived tar ok"
　　
else
　　echo "keepalived tar no"
　　
fi
　　
sleep 5
　　
cd /tmp/keepalived*
　　kernel=$(uname -r)
　　./configure --prefix=$keepalived_dir --mandir=$mandir --with-kernel-dir=/usr/src/kernels/$kernel*
　　if [ $? -eq 0 ];then
　　make
　　sleep 10
　　if [ $? -eq 0 ];then
　　make install
　　fi
　　if [ $? -eq 0 ];then
　　echo "keepalived make ok"
　　else
　　echo "keepalived make no"
　　fi
　　sleep 5
　　else
　　echo "Configuration error"
　　fi
　　
sleep 6
　　if [ ! -d $keepalived_date ];then
　　mkdir -p $keepalived_date
　　fi
　　
########################################################
　　
cd $keepalived_date
　　
###################keepalived.conf#####################
　　
#############Global configuration#######################
　　
echo -e " ! Configuration File for keepalived\nglobal_defs {\n\tnotification_email {\n\tjqbash@gmail.com\n\t}\n\tnotification_email_from root@localhost\n\tsmtp_server 127.0.0.1\n\tsmtp_connect_timeout 30\n\trouter_id lvs\n}" > $keepalived_conf
　　
########################################################
　　
read -p "Requires several load balancing " lb
　　
for ((a=1;a　　
read -p "priority " priority
　　
read -p "NIC binding " network
　　
read -p "vip address " ip
　　
############Virtual IP Configuration####################
　　
echo -e "vrrp_instance VI_$a {\n\tstate  $states\n\tinterface  $network\n\tvirtual_router_id $id\n\t priority $priority\n\tadvert_int 1\n\tauthentication {\n\tauth_type PASS\n\tauth_pass tdoa\n\t}\n\tvirtual_ipaddress {\n\t$ip/24 dev $network\n\t}\n}" >> $keepalived_conf
　　
###########Real Server Configuration####################
　　
echo -e "virtual_server $ip 80 {\n\tdelay_loop 6\n\tlb_algo  rr\n\tlb_kind DR\n\tpersistence_timeout 50\n\tprotocol TCP\n\t" >> $keepalived_conf
　　
read -p "Requires several reserver " server
　　
for ((i=1;i> $keepalived_conf
　　
done
　　
echo } >> $keepalived_conf
　　
done
　　
##################################################
　　
cp $keepalived_dir/etc/rc.d/init.d/keepalived /etc/rc.d/init.d/
　　
cp $keepalived_dir/etc/sysconfig/keepalived /etc/sysconfig/
　　
ln -s /usr/local/keepalived/sbin/keepalived /sbin/
　　
service keepalived restart