使用python发送邮件

野性酷女 2022-02-19 03:49 369阅读 0赞

研究邮件透明加密技术时，需要测试邮件收发，但是网上又找不到合适的程序，现使用python编写eml文件发送程序，分享如下。  
目前安全市场上关于隐密邮的消息越来越多了，隐密邮采用透明加密技术，部署简单，不改变用户使用习惯。网址：[https://mail.tyyunan.com/][https_mail.tyyunan.com]

# -*- coding: utf-8 -*-
    __version__ = '''Python-based smtp Client
    
    Copyright (C) 2018 Chunyu Cao
    This is free software; see LICENSE file for copying conditions. There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    
    '''
    # py .\smtp_client.py 192.168.61.4 25 c1@999.com 123456 recv_name --send_num 1
    
    import time
    import random
    import json
    import smtplib
    import os
    import argparse
    import base64
    
    from urllib import request
    from urllib import error
    from email.mime.text import MIMEText
    from email.mime.application import MIMEApplication
    from email.mime.multipart import MIMEMultipart
    from email.mime.image import MIMEImage
    from email import encoders
    from email.message import Message
    from email.charset import Charset
    from email.charset import QP
    from email.charset import BASE64
    from email.charset import SHORTEST
    
     
    
     
    
    
    files_list = ['x1_c2.eml']
    
     
    
    def save_file(file_name,data):
    try:
    with open(file_name, 'w') as fp:
    fp.write(data)
    except Exception as e:
    print('save file error:[{0}]'.format(e))
    raise
    
     
    
    class SmtpClient:
    def __init__(self,args,file_path,file_name):
    self.args = args
    smtplib.Debug = args.debug
    self.recv_name = [] 
    with open(file_path+os.path.sep+args.recv_name_file, 'rb') as fp:
    data = fp.read().decode('utf-8').split(',')
    for i in data:self.recv_name.append(i.strip()) 
    with open(os.path.join(os.path.dirname(file_path),'test_mail'+os.path.sep+file_name)) as fp:
    self.msg = fp.read()
    def send_mail(self):
    try:
    self.smtp.sendmail(self.args.user_name,self.recv_name,self.msg)
    #self.smtp.sendmail(self.args.user_name,"caochunyu@tyyunan.com",self.msg.as_string())
    #print(self.msg.as_string())
    #save_file(os.getcwd()+os.path.sep+'tmp_file'+os.path.sep+'tmp.eml',self.msg.as_string())
    print('mail send Success!')
    except Exception as e:
    print('mail send fail! Error!')
    raise 
    def login(self):
    try:
    if self.args.ssl:
    self.smtp = smtplib.SMTP_SSL()
    else:
    self.smtp = smtplib.SMTP()
    self.smtp.connect(self.args.host,self.args.port)
    self.smtp.login(self.args.user_name,self.args.user_pass) 
    except Exception as e:
    print('login fail! Error:'+str(e))
    raise 
    def logout(self):
    try:
    self.smtp.close() 
    except Exception as e:
    print('logout fail! Error:'+str(e))
    raise
    def main(args):
    print(args)
    file_dir = os.getcwd()
    send_num = args.send_num
    while send_num > 0:
    random_mail = files_list[random.randint(0, len(files_list)-1)]
    mail_client = SmtpClient(args,file_dir,random_mail)
    mail_client.login()
    mail_client.send_mail()
    mail_client.logout()
    send_num -= 1
    print('remain mail num is [{0}]'.format(send_num))
    time.sleep(1)
    if __name__ == '__main__': 
    args = argparse.ArgumentParser( __version__)
    args.add_argument('host', default='localhost', 
    help='mail server hostanme')
    args.add_argument('port', default=25,type=int, 
    help='server port')
    args.add_argument('user_name', default='xxx@xxx.com', 
    help='user name')
    args.add_argument('user_pass', default='123456', 
    help='user pass')
    args.add_argument('recv_name_file', default='recv_name', 
    help='recv name') 
    args.add_argument('--send_num',default=1,type=int, 
    help='mail send num') 
    args.add_argument('--ssl', action='store_true', 
    help='Use SSL') 
    args.add_argument('--debug', type=int, 
    help='Debug level 1-5')
    args.add_argument('--verbose', action='store_true', default=False, 
    help='Disable verbose mode') 
    main(args.parse_args())

关键字：python 发送邮件 透明加密

[https_mail.tyyunan.com]: https://mail.tyyunan.com/