检查阿里云ssl证书到期情况

 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 # @Time    : 2019-06-10 16:00
 # @Author  : Anthony.long
 # @Site    :
 # @File    : check_ssl_dated.py
 # @Software: PyCharm
 
 # 查询域名证书到期情况
 
 import re
 import time
 import subprocess
 from datetime import datetime
 from io import StringIO
 
 def main(domain):
     f = StringIO()
     start_time = time.strftime("%Y-%m-%d %X", time.localtime())
 
     comm = f"curl -Ivs https://{domain} --connect-timeout 5"
     result = subprocess.getstatusoutput(comm)
     f.write(result[1])
 
     end_time = time.strftime("%Y-%m-%d %X", time.localtime())
 
     start_date = re.search('(start date:.*?\n)', f.getvalue(), re.S).group().strip().split(': ')[1]
     expire_date = re.search('(expire date:.*?\n)', f.getvalue(), re.S).group().strip().split(': ')[1]
     subjectAltName_name = re.search('(subjectAltName:.*?\n)', f.getvalue(), re.S).group().strip().split(': ')[1]
     issuer = re.search('(issuer:.*?\n)', f.getvalue(), re.S).group().strip().split(': ')[1]
 
     # # time 字符串转时间数组
     start_date = time.strptime(start_date, "%b %d %H:%M:%S %Y GMT")
     start_date_st = time.strftime("%Y-%m-%d %H:%M:%S", start_date)
     # # datetime 字符串转时间数组
     expire_date = datetime.strptime(expire_date, "%b %d %H:%M:%S %Y GMT")
     expire_date_st = datetime.strftime(expire_date, "%Y-%m-%d %H:%M:%S")
 
     # # 剩余天数
     remaining = (expire_date - datetime.now()).days
 
     print('域名:', domain)
     print('通用名:', subjectAltName_name)
     print('证书开始使用时间:', start_date_st)
     print('证书到期时间:', expire_date_st)
     print(f'证书剩余可用时间: {remaining}天')
     print('颁发机构:', issuer)
     print('*' * 30)
 
     time.sleep(0.5)
 
 if __name__ == "__main__":
     with open('domains.txt','r',encoding="utf-8") as file:
     # with open('onlineDomains.txt', 'r', encoding="utf-8") as file:
         for domain in file:
             main(domain.strip())