#!/bin/bashcount=0run1=`curl -I  192.168.30.12:8000 | grep "200 OK"  | wc -l`run2=`curl -I  192.168.30.12:8020 | grep "200 OK"  | wc -l`run3=`curl -I  192.168.30.12:8080 | grep "200 OK"  | wc -l`run=$[$run1 + $run2 + $run3]for (( k=0; k<10; k++ )) ; do    /usr/bin/mysql -uroot -p'123456!' -h'192.168.30.21' -e "show databases;" > /dev/null    if [ $? != 0 ];then        echo "mysql faild !" >> /etc/keepalived/keepalived.log        break    fi    if [ $run -ne 3 ] ; then        sleep 2        /etc/init.d/httpd start        run1=`curl -I  192.168.30.12:8000 | grep "200 OK"  | wc -l`        run2=`curl -I  192.168.30.12:8020 | grep "200 OK"  | wc -l`        run3=`curl -I  192.168.30.12:8080 | grep "200 OK"  | wc -l`        run=$[$run1 + $run2 + $run3]        count=$(($count+1))        echo "httpd start $count  faild !" >> /etc/keepalived/keepalived.log    else        #echo "httpd start $count  ok !" >> /etc/keepalived/keepalived.log        break    fi    if [ "$count" == "9" ]; then        /etc/init.d/keepalived stop        echo “192.168.30.12 keepalived changed” | mail -s "keepalived changd" team_cloud_service@syberos.com        echo "keepalived change !" >> /etc/keepalived/keepalived.log        break    fidone