#!/bin/bash
#主机信息
name=`hostname`
ip=`ip a show |grep eth0|grep inet |awk '{print $2}'|awk -F '/' '{print $1}'`
date=`date '+%Y-%m-%d-%H:%M:%S'`

#自定义接入钉钉函数
function SendMessageToDingding(){
        #钉钉机器人接口地址
        url="https://oapi.dingtalk.com/robot/send?access_token=885...8ea8"

        #推送到钉钉
        curl -XPOST -s -L $url -H "Content-Type:application/json" -H "charset:utf-8"  -d "
        {
        \"msgtype\": \"text\", 
        \"text\": {
                 \"content\": \"aws 监控主机名：$1\n主机IP: $2\n 异常服务：$3\n 巡检时间：$4\"           
                 },
         'at': {
                  'isAtAll': true
       }
    }"
}

#输入端口变量文件
cat /root/scripts/ServicePort.txt | while read PORT
do
       stat=` netstat -antup | grep $PORT|grep -v grep `
#判断服务状态
        if [ -z "$stat"  ];then
#调用函数
SendMessageToDingding $name $ip $PORT $date
        fi
done

#输入服务变量文件
cat /root/scripts/service.txt | while read service
do
       stat=`systemctl status $service |grep Active|awk '{print $3}' |cut -c 2-8`
#判断服务状态
        if [ $stat != running ];then
#调用函数
SendMessageToDingding $name $ip $service $date
        fi
done

crontab -l
30 8 * * *  /bin/bash /root/scripts/check_alive.sh > /dev/null 2&1