- # ! /usr/bin / env python#coding: utf8 import re import os import time import smtplib import socket import fcntl import struct from email.mime.text import MIMEText def get_ip_address(ifname) : s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
- return socket.inet_ntoa(fcntl.ioctl( s.fileno(), 0x8915, # SIOCGIFADDR struct.pack('256s', ifname[: 15]) )[20 : 24]) def sendemail(subject, msg, fromemail, emailpasswd, toemail) : '''实现发送邮件功能函数''' _user = fromemail _pwd = emailpasswd _to = toemail nowtime = time.strftime(' % Y - %m - %d % H: %M: %S') msg = MIMEText(msg) msg["Subject"] = subject msg["From"] = _user msg["To"] = _to
- try: s = smtplib.SMTP_SSL('smtp.qq.com', 465) s.login(_user, _pwd) s.sendmail(_user, _to, msg.as_string()) s.quit() print "[%s]INFO:Email send Success!" % nowtime except smtplib.SMTPException,
- e: print "[%s]ERROR:Email send Falied,%s" % (nowtime, e) def matchkeyword(pattern, alertlogfile) : '''实现匹配关键字函数''' re.compile(pattern) posfile = "/tmp/posfile"
- if not os.path.exists(posfile) : os.mknod(posfile)
- if not os.path.getsize(posfile) : with open(posfile, 'w') as fobj: fobj.write('0') #打开文件 f = open(alertlogfile, 'r') #移动到文件结尾 f.seek(0, 2) #读出文件所在的字节位置 endpos = f.tell() #移动到文件的开头 with open(posfile, 'r') as fobj: startpos = int(fobj.read()) f.seek(startpos)
- if endpos - startpos > 0 : data = f.read(endpos - startpos) f.close() with open(posfile, 'w') as fobj: fobj.write(str(endpos)) m = re.findall(pattern, data, re.IGNORECASE)
- if m: content = '\n'.join(m)
- return content
- else:
- return ''
- if __name__ == '__main__': local_ip = get_ip_address('eth0') subject = '服务器 [ % s]日志报警了!' % local_ip fromemail = #emailpasswd为QQ邮箱的授权码 emailpasswd = 'mdkuasfhnjbrbhdj' toemail = alertlogfile = "/data/mysql/mysql_3306/log/error.log" #pattern = ".*\[Warning\].*\s|.*\[Note\].*\s" pattern = ".*Warning.*\s|.*error.*\s"
- while True: content = matchkeyword(pattern, alertlogfile)
- if content: sendemail(subject, content, fromemail, emailpasswd, toemail)
此脚本启动后,会一直监控 error.log,如果发现有 warning,error 关键字,则会将这一行的信息做为邮件正文发送到指定邮箱。
来源: http://www.bubuko.com/infodetail-1854696.html