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Last active May 29, 2021 14:58
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模拟 Gwifi 网页版,登陆 Gwifi
from typing import Any
from re import compile
from random import randint
from base64 import b64encode
from socket import socket, AF_INET, SOCK_DGRAM
from time import sleep
from requests import Session
from Crypto.Cipher.AES import MODE_CBC
from Crypto.Cipher import AES
class LoginGiwifi:
"""登陆 Giwifi 流程"""
HOST = ""
LOGIN_PAGE = f"{HOST}/gportal/web/login?account_type=2"
AUTH_PAGE = f"{HOST}/gportal/web/authLogin?round={randint(0, 1000)}"
USER_AGENT = "Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0"
KEY = b"1234567887654321"
sign_re = compile('<input type="hidden" name="sign" value="(.+)"/>')
iv_re = compile('<input type="hidden" name="iv" id="iv" value="(.+)"/>')
sess = Session()
sess.headers["User-Agent"] = USER_AGENT
def __init__(self, username: str, password: str):
print(f"[*] sign: {self.sign}, iv: {self.iv}")
login_data = self.gene_login_form(username, password)
print(f"[*] login_data: {login_data}")
encrypted_data = self.encrypt_data(login_data.encode())
print(f"[*] send_data: {encrypted_data}")
auth_info = self.auth(encrypted_data)
print(f'[+] {auth_info["info"]}')
if (
"reasoncode" in auth_info["data"].keys()
and auth_info["data"]["reasoncode"] == 43
rebind_status = self.rebind_device(
username, password, auth_info["data"]["bindmac"]
print(f'[*] {rebind_status["info"]}')
reauth_info = self.auth(encrypted_data)
print(f'[+] {reauth_info["info"]}')
def get_ip() -> str:
"""获取到本机的 IP 地址"""
s = socket(AF_INET, SOCK_DGRAM)
s.connect(("", 53))
ip = s.getsockname()[0]
except Exception as e:
ip = ""
return ip
def get_sign(self):
"""获取登陆页面的密钥和 IV"""
login_resp = self.sess.get(self.LOGIN_PAGE)
sign_matched =
iv_matched =
assert sign_matched is not None and iv_matched is not None
self.sign = sign_matched[1]
self.iv = iv_matched[1]
def gene_login_form(
self, username: str, password: str, user_mac: str = None
) -> str:
login_form = {
"nasName": "SR8808-X",
"userIp": LoginGiwifi.get_ip(),
"pid": "20",
"sign": self.sign,
"iv": self.iv,
"name": username,
"password": password,
if user_mac:
login_form["userMac"] = user_mac
login_data = "&".join(f"{k}={v}" for k, v in login_form.items())
return login_data
def encrypt_data(self, login_data: bytes) -> bytes:
"""用 AES 加密表单"""
aes =, MODE_CBC, self.iv.encode())
padding_len = 16 - len(login_data) % 16 + len(login_data)
encrypted_data = aes.encrypt(login_data.ljust(padding_len, b"\x00"))
send_data = b64encode(encrypted_data)
return send_data
def auth(self, send_data: bytes) -> Any:
# POST encoded form
auth_resp =
self.AUTH_PAGE, data={"data": send_data, "iv": self.iv}
return auth_resp.json()
def rebind_device(self, username: str, password: str, mac: str) -> Any:
form_data = self.gene_login_form(username, password, mac)
encrypted_data = self.encrypt_data(form_data.encode())
rebind_resp =
f"{self.HOST}/gportal/web/reBindMac?round={randint(0, 1000)}",
data={"data": encrypted_data, "iv": self.iv},
return rebind_resp.json()
if __name__ == "__main__":
LoginGiwifi('这里填帐号', '这里填密码')
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