#!/bin/bash #变量初始化 process="php-fpm" #进程名 startCmd="/etc/init.d/php-fpm start" #启动命令 down=0 while true do     #取得http状态码     code=$(curl -H "Host:www.1sucai.cn" -m 5 -L -s -w %{http_code} http://127.0.0.1 -o /dev/null)     #当状态码返回000或者大于等于500时,计数故障到down变量     if [ $code -eq 000 -o $code -ge 500 ];then         ((down++))     else break     fi     #稍等5s     sleep 5     #判断是否连续检测三次都为故障.     if [ $down -ge 3 ];then if [ "$(find /tmp/${process}_restart -mmin -3)" == "" ];then                 #取得进程名对应的所有pid pids=$(ps aux | grep ${process} | grep -v "grep" | awk '{print $2}')                 #依次对所有pid执行kill命令 for i in $pids;do kill -9 $i kill -9 $i done                 #kill完pid后,启动服务 $startCmd echo "$(date) Return code $code,${process} had been restarted" >> /tmp/${process}_restart else echo "$(date) ${process} not yet recovery.As it had been restarted in 2 minutes.so this time ignore." >> /tmp/${process}_not_restart fi break     fi done