113 lines
4.2 KiB
Python
113 lines
4.2 KiB
Python
import os
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import configparser
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import requests
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class Ipgw_login(object):
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def __init__(self):
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self.stu_ID = ""
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self.stu_password = ""
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self.login_url = 'https://pass.neu.edu.cn/tpass/login?service=http://ipgw.neu.edu.cn/srun_portal_sso?ac_id={}'
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def config(self,Fname="config.ini"):
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# 获取当前的路径
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filepath = os.path.split(os.path.realpath(__file__))[0]
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filename = os.path.join(filepath, Fname)
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# print(filename)
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# 获取账号，密码
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conf = configparser.ConfigParser()
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conf.read(filename)
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self.stu_ID = conf.get("info","StudentID")
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self.stu_password = conf.get("info","password")
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# print(self.stu_ID,self.stu_password)
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def login_with_acid(self,ac_id):
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# 访问统一登录获取lt
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session = requests.Session()
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get_pass_page = session.get(self.login_url.format(ac_id))
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if get_pass_page.status_code != 200:
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return False, f'访问pass.neu.edu.cn失败，状态码：{get_pass_page.status_code}'
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# text = ...<input type="hidden" id="lt" name="lt" value="LT-29360-**********-tpass" />\r\n\t\t\t
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text = get_pass_page.text
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# 获取lt (login token)
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target = '<input type="hidden" id="lt" name="lt" value="'
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# half = LT-29360-**********-tpass" />\r\n\t\t\t
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half = text[text.index(target) + len(target):]
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# lt = LT-29360-**********-tpass
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lt = half[:half.index('"')]
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# 获取execution
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target = '<input type="hidden" name="execution" value="'
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half = text[text.index(target) + len(target):]
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execution = half[:half.index('"')]
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# 拼接rsa
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rsa = self.stu_ID + self.stu_password + lt
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ul = len(self.stu_ID)
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pl = len(self.stu_password)
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# 获取用于sso链接，其中含有ticket
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get_sso_href = session.post(self.login_url.format(ac_id),
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allow_redirects=False, # 禁用转跳
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data={'rsa': rsa,
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'ul': ul,
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'pl': pl,
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'lt': lt,
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'execution': execution,
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'_eventId': 'submit'})
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text = get_sso_href.text
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# 检测是否账号错误
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if '账号不存在' in text:
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return False, '可能是①账号或密码错误 ③登录流程需要更新'
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# 获取ticket
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target = 'ticket='
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half = text[text.index(target) + len(target):]
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href = half[:half.index('"')]
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sso_login = session.get(f'http://ipgw.neu.edu.cn/v1/srun_portal_sso?ac_id={ac_id}&ticket=' + href)
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if 'success' in sso_login.text:
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return True, None
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else:
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return False, f'sso登录返回{sso_login.text}'
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def login(self):
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"""
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登录ipgw，要点：
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① 以get方式访问https://pass.neu.edu.cn页面，响应中含有lt (login token)
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② 以post方式访问https://pass.neu.edu.cn页面，提交学号密码lt等参数，响应中含有用于单点登录(sso)的ticket
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③ 访问http://ipgw.neu.edu.cn/v1/srun_portal_sso?ac_id=xx&ticket=xxx，提交ticket即可上网
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其中使用无线网时ac_id=15，使用有线连接时ac_id=1
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:param student_id: 学号
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:param password: 密码
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:return: (bool,reason) 若第一项为True则登录成功，否则登录失败，此时第二项会说明原因
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"""
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wifi_acid = 15 # 无线网登录
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lan_acid = 1 # 有线网登录
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results = {}
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for acid in [wifi_acid, lan_acid]:
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print("acid:",acid)
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result, message = self.login_with_acid(acid)
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if result:
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return True, message
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results[acid] = message
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return False, results
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def main():
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_login = Ipgw_login()
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_login.config()
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result, message = _login.login()
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# print(result, message)
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if __name__ == '__main__':
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main() |