利用python实现简单的邮件发送客户端示例
发布时间:2020-12-17 07:39:18 所属栏目:Python 来源:网络整理
导读:脚本过于简单,供学习和参考。主要了解一下smtplib库的使用和超时机制的实现。使用signal.alarm实现超时机制。 #!/usr/bin/env python# -*- coding: utf-8 -*-import timeimport sysimport loggingimport smtplibimport socket import signalimport ConfigPa
脚本过于简单,供学习和参考。主要了解一下smtplib库的使用和超时机制的实现。使用signal.alarm实现超时机制。 #!/usr/bin/env python # -*- coding: utf-8 -*- import time import sys import logging import smtplib import socket import signal import ConfigParser from datetime import datetime from email import encoders from email.header import Header from email.mime.text import MIMEText from email.utils import parseaddr,formataddr CONF_PATH = "/etc/zabbix/alarm_email.conf" logging.basicConfig(level=logging.INFO,format='%(asctime)s [%(levelname)s]: %(message)s',filename='/var/log/zabbix/send_alarm_email.log') class EmailObject: def __init__(self,to_addr,content): self.timeout = 10 self.retry = 3 self.cp = self._parse_config() self.cpl = self._parse_config().sections() self.conf = dict(self.cp.items(self.cpl[0])) # common how to use one self.to_addr = to_addr self.content = content # get ConfigParser,for section selection def _parse_config(self): cp = ConfigParser.ConfigParser() cp.read(CONF_PATH) return cp # set base config def _conf_parse(self): self.subject = "zabbix告警" self.from_addr = self.conf["from_addr"] self.password = self.conf["password"] self.smtp_server = self.conf["smtp_server"] def _msg_parse(self): #msg = self.content.split("*") #state = "alarm" if msg[0] == "PROBLEM" else "ok" #severity = msg[1] #head_time = map(int,msg[2].split(".")) #tail_time = map(int,msg[3].split(":")) ## if not host? #event_type = "host." + msg[4] #reason = msg[5].replace("_"," ") #alarm_id = int(msg[6]) #message = msg return self.content def _change_server(self): # if len = 1 and this fun is called,means that all servers hava been tried if(len(self.cpl) > 1): self.cpl.pop(0) self.retry = 3 self.conf = dict(self.cp.items(self.cpl[0])) logging.info("Change server to {}".format(self.cpl[0])) self.send_email() else: logging.warning("No server could be used,try to config more server(now is {}) or increase the timeout [{}]!".format(self.cp.sections(),self.timeout)) exit() def send_email(self): # signal handle def handler(signum,frame): if self.retry > 0: raise AssertionError else: self._change_server() self._conf_parse() from_addr = self.from_addr password = self.password smtp_server = self.smtp_server timeout = self.timeout to_addr = self.to_addr msg = MIMEText(self.content,'plain','utf-8') msg['Subject'] = Header(self.subject,'utf-8') msg['From'] = 'AlarmEmail'+'<'+from_addr+'>' msg['To'] = "******@******.com" try: signal.signal(signal.SIGALRM,handler) signal.alarm(timeout) server = smtplib.SMTP_SSL(smtp_server,465) server.login(from_addr,password) server.sendmail(from_addr,msg.as_string()) logging.info("Send email successfully!From:[{}],To:[{}],Content:[{}]".format(from_addr,self.content)) server.quit() exit() except AssertionError: self.retry -= 1 logging.info("Begin to resend email for the {}th times".format(3-self.retry)) self.send_email() except smtplib.SMTPAuthenticationError,e: logging.error("Server [{}] authentication failed".format(smtp_server)) self._change_server() ''' example: from emailtest import emailtest eb = emailtest.EmailObject("******@******.com","test content") eb.send_email() tips: increase timeout: eb.timeout = 10 increase retry times: eb.retry = 5 ''' 配置文件参考如下: [default] 以上这篇利用python实现简单的邮件发送客户端示例就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持编程小技巧。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |