micropython tp-link wr 840n v6

router.py

import socket
import requests
import re
import binascii
import hashlib

def get_salt(ip):
    response = requests.get(f"http://{ip}/cgi/getParm", headers={"Referer": f"http://{ip}/"})
    match = re.search(r'var ss="([^"]+)"', response.text)
    return match.group(1)

def encrypt(text, salt):
    base64_str = binascii.b2a_base64(text.encode('utf-8')).strip().decode('utf-8')
    input_str = salt + base64_str + salt
    md5_hash = hashlib.md5(input_str.encode('utf-8')).digest()
    return binascii.hexlify(md5_hash).decode('utf-8')

def get_session(ip, username, password, salt):
    username_enc = encrypt(username, salt)
    password_enc = encrypt(password, salt)
    
    url = f"http://{ip}/cgi/login?UserName={username_enc}&Passwd={password_enc}&Action=1&LoginStatus=0"
    response = requests.get(url, headers={"Referer": f"http://{ip}/"})
    
    set_cookie = response.headers.get('Set-Cookie', '')
    jsessionid_match = re.search(r'JSESSIONID=([^;]+)', set_cookie)
    return jsessionid_match.group(1) if jsessionid_match else None

def get_token(ip, session):
    response = requests.get(f"http://{ip}", headers={"Referer": f"http://{ip}/", "Cookie": f"loginErrorShow=1; JSESSIONID={session}"})

    token_match = re.search(r'var token="([^"]+)"', response.text)
    return token_match.group(1) if token_match else None

def post_router(ip, session, token, post_data):
    host, _, port = ip.partition(':')
    port = int(port or 80)
    
    addr = socket.getaddrinfo(host, port)[0][-1]
    s = socket.socket()
    
    s.connect(addr)
    s.settimeout(0.01)
    
    request = (
        "POST /cgi?5 HTTP/1.1\r\n"
        f"Content-Length: {len(post_data)}\r\n"
        f"Cookie: JSESSIONID={session}\r\n"
        f"Referer: http://{ip}/\r\n"
        f"TokenID: {token}\r\n"
        "Connection: close\r\n"
        "\r\n"
        f"{post_data}"
    )
    
    s.send(request.encode())
    
    response = s.read().decode('utf-8')
    return response

def main():
    ip = "192.168.0.1"
    username = "admin"
    password = "2121"
    
    salt = get_salt(ip)
    jsessionid = get_session(ip, username, password, salt)
    token = get_token(ip, jsessionid)

    post_data = "[LAN_WLAN#0,0,0,0,0,0#0,0,0,0,0,0]0,19\r\nname\r\nStandard\r\nSSID\r\nX_TP_Band\r\nEnable\r\nRegulatoryDomain\r\nSSIDAdvertisementEnabled\r\nBeaconType\r\nBasicEncryptionModes\r\nWPAEncryptionModes\r\nIEEE11iEncryptionModes\r\nbeaconType\r\nBasicEncryptionModes\r\nBasicAuthenticationMode\r\nWPAEncryptionModes\r\nWPAAuthenticationMode\r\nIEEE11iEncryptionModes\r\nIEEE11iAuthenticationMode\r\nX_TP_PreSharedKey\r\n"
    print (post_router(ip, jsessionid, token, post_data))

if __name__ == "__main__":
    main()