keepalive监控nginx

#!/bin/bash
while :
do
###process count
NGINX_COUNT=`ps -C nginx --no-header|wc -l`
KEEPALIVED_COUNT=`ps -C keepalived --no-header|wc -l`

#if [ $NGINX_COUNT -eq 0 ] && [ $KEEPALIVED_COUNT -eq 0 ];then
#     /etc/init.d/nginx restart && /etc/init.d/keepalived restart
if [ $NGINX_COUNT -eq 0 ] && [ $KEEPALIVED_COUNT -gt 0 ];then
     /etc/init.d/nginx restart
     sleep 3
     NGINX_COUNT=`ps -C nginx --no-header|wc -l`
     [ $NGINX_COUNT -eq 0 ] && /etc/init.d/keepalived stop
elif [ $NGINX_COUNT -gt 0 ] && [ $KEEPALIVED_COUNT -eq 0 ];then
        /etc/init.d/keepalived start
fi

sleep 5
done

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keepalive监控nginx

原文：http://dulinux.blog.51cto.com/10803129/1708172