mirror of
https://github.com/Nighthawk42/bnet_auth_tool.git
synced 2026-08-30 06:22:27 +00:00
367 lines
14 KiB
Python
367 lines
14 KiB
Python
import json
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import base64
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import binascii
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import requests
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from pathlib import Path
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import sys
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import qrcode
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from typing import Any, Dict
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print(r"""
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____ _ _ _ _
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| __ ) __ _ | |_ | |_ | | ___ _ __ ___ | |_
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| _ \ / _` || __|| __|| | / _ \ | '_ \ / _ \| __|
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| |_) || (_| || |_ | |_ | || __/ _ | | | || __/| |_
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|____/ \__,_| \__| \__||_| \___|(_)|_| |_| \___| \__|
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_ _ _ _ _ _
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/ \ _ _ | |_ | |__ ___ _ __ | |_ (_) ___ __ _ | |_ ___ _ __
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/ _ \ | | | || __|| '_ \ / _ \| '_ \ | __|| | / __| / _` || __| / _ \ | '__|
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/ ___ \ | |_| || |_ | | | || __/| | | || |_ | || (__ | (_| || |_ | (_) || |
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/_/ \_\ \__,_| \__||_| |_| \___||_| |_| \__||_| \___| \__,_| \__| \___/ |_|
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_____ _
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|_ _| ___ ___ | |
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| | / _ \ / _ \ | |
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| | | (_) || (_) || |
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|_| \___/ \___/ |_|
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""")
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print("Battle.net Authenticator Tool - by Nighthawk42 - Version 1.1 (01/21/2025)")
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class Title:
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"""Console/Window Title."""
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if sys.platform == "win32":
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os.system('title Battle.net Authenticator Tool')
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else:
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sys.stdout.write("\x1b]2;Battle.net Authenticator Tool\x07")
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class Config:
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"""Configuration for Battle.net Authenticator API."""
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BASE_URL = "https://authenticator-rest-api.bnet-identity.blizzard.net/v1/authenticator"
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SSO_URL = "https://oauth.battle.net/oauth/sso"
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CLIENT_ID = "baedda12fe054e4abdfc3ad7bdea970a"
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class BattleNetAuthenticator:
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"""
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Handles Battle.net Authenticator operations, including attaching an authenticator,
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retrieving device secrets, and generating TOTP keys.
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"""
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def __init__(self):
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self.bearer_token = None
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@staticmethod
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def save_plain_json(filename: str, data: Dict[str, Any]) -> None:
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"""
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Saves data to a JSON file, prompting to overwrite if the file already exists.
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"""
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if Path(filename).exists():
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while True:
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overwrite = input(f"{filename} already exists. Do you want to overwrite it? (y/n): ").strip().lower()
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if overwrite in {"y", "n"}:
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break
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print("Invalid input. Please enter 'y' or 'n'.")
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if overwrite != "y":
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print("Data not saved.")
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return
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try:
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with open(filename, "w") as f:
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json.dump(data, f, indent=4)
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print(f"Data saved to {filename}.")
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print("IMPORTANT: Ensure you securely back up this file and its contents.")
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except IOError as e:
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print(f"Failed to save data to {filename}: {e}")
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@staticmethod
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def load_json(filename: str) -> Dict[str, Any]:
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"""
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Loads data from a JSON file.
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"""
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try:
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with open(filename, "r") as f:
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data = json.load(f)
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return data
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except IOError as e:
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print(f"Failed to load data from {filename}: {e}")
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return {}
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@staticmethod
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def convert_secret_to_base32(secret: str) -> str:
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"""
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Converts a device secret to base32 encoding.
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"""
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try:
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hex_secret = binascii.unhexlify(secret)
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return base64.b32encode(hex_secret).decode("utf-8").replace("=", "")
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except (binascii.Error, TypeError) as e:
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raise Exception(f"Failed to convert secret: {e}")
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@staticmethod
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def generate_qr_code(totp_url: str, filename: str) -> None:
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"""
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Generates a QR code for the TOTP URL and saves it as an image file.
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"""
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qr = qrcode.QRCode(
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version=1,
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error_correction=qrcode.constants.ERROR_CORRECT_L,
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box_size=10,
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border=4,
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)
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qr.add_data(totp_url)
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qr.make(fit=True)
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img = qr.make_image(fill='black', back_color='white')
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img.save(f"{filename}.png")
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print(f"QR code saved as {filename}.png")
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def reconstruct_totp_from_json(self) -> None:
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"""
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Reconstructs the TOTP key and QR code from a JSON file or prompts the user for information.
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"""
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json_files = list(Path('.').glob('*.json'))
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if len(json_files) == 1:
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filename = json_files[0]
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elif len(json_files) > 1:
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print("Multiple JSON files found:")
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for i, file in enumerate(json_files, 1):
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print(f"{i}. {file}")
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choice = input("Enter the number of the file to use, or type 'manual' to enter information manually: ").strip()
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if choice.lower() == 'manual':
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filename = None
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else:
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try:
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index = int(choice) - 1
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filename = json_files[index]
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except (ValueError, IndexError):
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print("Invalid choice.")
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return
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else:
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filename = None
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if filename:
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data = self.load_json(filename)
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if not data:
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print("Failed to load JSON file. Prompting for manual input.")
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data = {}
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else:
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data = {}
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serial = data.get("serial") or input("Enter Serial: ").strip()
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restore_code = data.get("restoreCode") or input("Enter Restore Code: ").strip()
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device_secret = data.get("deviceSecret") or input("Enter Device Secret: ").strip()
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if not serial or not restore_code or not device_secret:
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print("Incomplete data provided.")
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return
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base32_secret = self.convert_secret_to_base32(device_secret)
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totp_url = f"otpauth://totp/Battle.net?secret={base32_secret}&digits=8"
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print(f"TOTP URL: {totp_url}")
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print("\nImportant: When importing the key, use these settings:")
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print(" - Digits: 8")
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print(" - Algorithm: SHA1")
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print(" - Timeout: 30 seconds")
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self.generate_qr_code(totp_url, f"reconstructed_{serial}")
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input("\nPress any key to return to the main menu...")
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def get_bearer_token(self, session_token):
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"""
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Retrieves the Bearer Token using the provided Session Token.
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"""
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payload = {
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"client_id": Config.CLIENT_ID,
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"grant_type": "client_sso",
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"scope": "auth.authenticator",
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"token": session_token,
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}
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headers = {"content-type": "application/x-www-form-urlencoded; charset=utf-8"}
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try:
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response = requests.post(Config.SSO_URL, data=payload, headers=headers)
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response.raise_for_status()
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self.bearer_token = response.json().get("access_token")
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return self.bearer_token
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except requests.exceptions.RequestException as e:
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raise Exception(f"Failed to fetch bearer token: {e}")
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def attach_authenticator(self):
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"""
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Attaches a new authenticator and returns its details.
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"""
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headers = {
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"accept": "application/json",
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"Authorization": f"Bearer {self.bearer_token}",
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}
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try:
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response = requests.post(Config.BASE_URL, headers=headers)
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response.raise_for_status()
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return response.json()
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except requests.exceptions.RequestException as e:
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raise Exception(f"Failed to attach authenticator: {e}")
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def retrieve_device_secret(self, serial, restore_code):
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"""
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Retrieves the device secret for an existing authenticator using its serial and restore code.
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"""
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headers = {
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"accept": "application/json",
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"Content-Type": "application/json",
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"Authorization": f"Bearer {self.bearer_token}",
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}
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payload = {"serial": serial, "restoreCode": restore_code}
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try:
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response = requests.post(f"{Config.BASE_URL}/device", headers=headers, json=payload)
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response.raise_for_status()
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return response.json()
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except requests.exceptions.RequestException as e:
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raise Exception(f"Failed to retrieve device secret: {e}")
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def show_session_token_instructions():
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"""
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Displays instructions for retrieving the Battle.net Session Token.
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"""
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print("\nHow to Get the Session Token:")
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print("1. Open your web browser and navigate to:")
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print(" https://account.battle.net/login/en/?ref=localhost")
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print("2. Log in to your Battle.net account.")
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print("3. After logging in, you'll see a 404 error page.")
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print("4. Look at the URL in your browser's address bar.")
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print(" The Session Token is the value after `ST=`.")
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print(" Example: US-abcdef12345678 or EU-12345678abcdef")
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print("5. Copy the Session Token and paste it into this tool when prompted.\n")
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def graceful_exit():
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"""
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Gracefully exits the program with a backup reminder.
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"""
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print("\nExiting the program. Ensure you have securely backed up your data.")
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sys.exit(0)
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def interactive_cli():
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"""
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Main interactive CLI for the Battle.net Authenticator Tool.
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"""
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authenticator = BattleNetAuthenticator()
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while True:
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print("\nChoose an action:")
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print("1. Attach a new authenticator")
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print("2. Retrieve existing device secret")
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print("3. Reconstruct TOTP from JSON")
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print("4. Exit")
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choice = input("Enter your choice (1/2/3/4): ").strip()
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if choice == "1":
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show_session_token_instructions()
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session_token = input("Enter your Session Token (or type 'exit' to quit): ").strip()
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if session_token.lower() == "exit":
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graceful_exit()
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if not session_token:
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print("Session Token is required!")
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continue
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try:
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print("Fetching Bearer Token...")
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bearer_token = authenticator.get_bearer_token(session_token)
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print(f"Bearer Token: {bearer_token}")
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print("Attaching Authenticator...")
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device_info = authenticator.attach_authenticator()
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serial = device_info["serial"]
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restore_code = device_info["restoreCode"]
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device_secret = device_info["deviceSecret"]
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print(f"Serial: {serial}")
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print(f"Restore Code: {restore_code}")
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print("Generating TOTP URL...")
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base32_secret = authenticator.convert_secret_to_base32(device_secret)
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totp_url = f"otpauth://totp/Battle.net?secret={base32_secret}&digits=8"
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print(f"TOTP URL: {totp_url}")
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print("\nImportant: When importing the key, use these settings:")
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print(" - Digits: 8")
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print(" - Algorithm: SHA1")
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print(" - Timeout: 30 seconds")
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# Save data and generate QR code
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filename = f"authenticator_{serial}"
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authenticator.save_plain_json(f"{filename}.json", device_info)
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authenticator.generate_qr_code(totp_url, filename)
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except Exception as e:
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print(f"Error: {e}")
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graceful_exit()
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elif choice == "2":
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show_session_token_instructions()
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session_token = input("Enter your Session Token (or type 'exit' to quit): ").strip()
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if session_token.lower() == "exit":
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graceful_exit()
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if not session_token:
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print("Session Token is required!")
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continue
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try:
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print("Fetching Bearer Token...")
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bearer_token = authenticator.get_bearer_token(session_token)
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print(f"Bearer Token: {bearer_token}")
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serial = input("Enter Serial: ").strip()
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restore_code = input("Enter Restore Code: ").strip()
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if not serial or not restore_code:
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print("Serial and Restore Code are required!")
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continue
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print("Retrieving Device Secret...")
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device_info = authenticator.retrieve_device_secret(serial, restore_code)
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device_secret = device_info["deviceSecret"]
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print(f"Device Secret: {device_secret}")
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print("Generating TOTP URL...")
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base32_secret = authenticator.convert_secret_to_base32(device_secret)
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totp_url = f"otpauth://totp/Battle.net?secret={base32_secret}&digits=8"
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print(f"TOTP URL: {totp_url}")
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print("\nImportant: When importing the key, use these settings:")
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print(" - Digits: 8")
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print(" - Algorithm: SHA1")
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print(" - Timeout: 30 seconds")
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# Save data and generate QR code
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filename = f"authenticator_{serial}"
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authenticator.save_plain_json(f"{filename}.json", {"serial": serial, "restoreCode": restore_code, "deviceSecret": device_secret})
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authenticator.generate_qr_code(totp_url, filename)
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except Exception as e:
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print(f"Error: {e}")
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graceful_exit()
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elif choice == "3":
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authenticator.reconstruct_totp_from_json()
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elif choice == "4":
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graceful_exit()
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else:
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print("Invalid choice!")
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graceful_exit()
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if __name__ == "__main__":
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try:
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interactive_cli()
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except KeyboardInterrupt:
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graceful_exit()
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