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October 24, 2021 13:13
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bjut_network.py
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#!/usr/bin/env python3 | |
import os | |
import json | |
import sys | |
import argparse | |
import requests | |
import re | |
from os.path import expanduser | |
def main(): | |
parser = argparse.ArgumentParser() | |
parser.add_argument('--username') | |
parser.add_argument('--password') | |
parser.add_argument('--logout', dest='logout', action='store_true') | |
parser.set_defaults(logout=False) | |
parser.add_argument('--remember', dest='remember', action='store_true') | |
parser.set_defaults(remember=False) | |
args = parser.parse_args() | |
if not args.logout: | |
username = "" | |
password = "" | |
if args.username: | |
username = args.username | |
if args.password: | |
password = args.password | |
if not (args.username and args.password): | |
try: | |
with open(expanduser("~/.bjut_network")) as f: | |
data = json.load(f) | |
username = data['username'] | |
password = data['password'] | |
except OSError: | |
pass | |
except KeyError: | |
pass | |
except json.JSONDecodeError: | |
pass | |
if not username: | |
username = input("Username:") | |
if not password: | |
password = input("Password:") | |
if args.remember: | |
with open(expanduser("~/.bjut_network"), "w") as f: | |
json.dump({ | |
'username': username, | |
'password': password | |
}, f) | |
resp = requests.post("https://lgn6.bjut.edu.cn/V6?https://lgn.bjut.edu.cn", data={ | |
'DDDDD': username, | |
'upass': password, | |
'v46s': 0, | |
'v6ip': '', | |
'f4serip': '172.30.201.2', | |
'0MKKey': '' | |
}) | |
v6 = r"(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))" | |
address = re.search(v6, resp.text) | |
if address: | |
address = address.group() | |
else: | |
print("Failed!") | |
exit(-1) | |
# wget 'https://lgn.bjut.edu.cn/' -qO- --post-data "DDDDD=$user&upass=$pwd&0MKKey=Login&v6ip=$r1" | |
print(address) | |
resp =requests.post('https://lgn.bjut.edu.cn/', data={ | |
'DDDDD': username, | |
'upass': password, | |
'v6ip': address, | |
'0MKKey': 'Login' | |
}) | |
if resp.text.find("successfully") != -1: | |
print("Succeed!") | |
exit(0) | |
else: | |
requests.get("http://lgn.bjut.edu.cn/F.htm") | |
print("Logout succeeed!") | |
exit(0) | |
if __name__ == '__main__': | |
main() |
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