shell腳本基礎(六)
阿新 • • 發佈:2018-04-25
shell一、告警系統郵件引擎
[root@zlinux-01 mon]# ls bin conf log mail shares [root@zlinux-01 mon]# cd mail [root@zlinux-01 mail]# vim mail.py //創建發送郵件腳本 #!/usr/bin/env python #-*- coding: UTF-8 -*- import os,sys reload(sys) sys.setdefaultencoding(‘utf8‘) import getopt import smtplib from email.MIMEText import MIMEText from email.MIMEMultipart import MIMEMultipart from subprocess import * def sendqqmail(username,password,mailfrom,mailto,subject,content): gserver = ‘smtp.qq.com‘ gport = 25 try: msg = MIMEText(unicode(content).encode(‘utf-8‘)) msg[‘from‘] = mailfrom msg[‘to‘] = mailto msg[‘Reply-To‘] = mailfrom msg[‘Subject‘] = subject smtp = smtplib.SMTP(gserver, gport) smtp.set_debuglevel(0) smtp.ehlo() smtp.login(username,password) smtp.sendmail(mailfrom, mailto, msg.as_string()) smtp.close() except Exception,err: print "Send mail failed. Error: %s" % err def main(): to=sys.argv[1] subject=sys.argv[2] content=sys.argv[3] ##定義QQ郵箱的賬號和密碼,你需要修改成你自己的賬號和密碼(請不要把真實的用戶名和密碼放到網上公開,否則你會死的很慘) sendqqmail(‘[email protected]‘,‘aaaaaaaaaa‘,‘[email protected]‘,to,subject,content) if __name__ == "__main__": main() #####腳本使用說明###### #1. 首先定義好腳本中的郵箱賬號和密碼 #2. 腳本執行命令為:python mail.py 目標郵箱 "郵件主題" "郵件內容" [root@zlinux-01 mail]# vim mail.sh //創建腳本mail.sh ,當系統服務異常的時候就會調用mail.sh #! /bin/bash log=$1 t_s=`date +%s` t_s2=`date -d "2 hours ago" +%s` if [ ! -f /tmp/$log ] then echo $t_s2 > /tmp/$log fi t_s2=`tail -1 /tmp/$log|awk ‘{print $1}‘` echo $t_s>>/tmp/$log v=$[$t_s-$t_s2] echo $v if [ $v -gt 3600 ] then ./mail.py $1 $2 $3 echo "0" > /tmp/$log.txt else if [ ! -f /tmp/$log.txt ] then echo "0" > /tmp/$log.txt fi nu=`cat /tmp/$log.txt` nu2=$[$nu+1] echo $nu2>/tmp/$log.txt if [ $nu2 -gt 10 ] then ./mail.py $1 "trouble continue 10 min $2" "$3" echo "0" > /tmp/$log.txt fi fi
二、運行告警系統
[root@zlinux-01 ~]# crontab -e //創建計劃任務
* * * * * cd /usr/local/sbin/mon/bin; bash main.sh
shell腳本基礎(六)