czds/czdz.py
2023-11-03 02:12:13 -04:00

101 lines
3.5 KiB
Python

#!/usr/bin/env python
# ICANN API for the Centralized Zones Data Service - developed by acidvegas (https://git.acid.vegas/czds)
'''
References:
- https://czds.icann.org
- https://czds.icann.org/sites/default/files/czds-api-documentation.pdf
'''
import argparse
import concurrent.futures
import getpass
import os
try:
import requests
except ImportError:
raise ImportError('Missing dependency: requests (pip install requests)')
def authenticate(username: str, password: str) -> str:
'''
Authenticate with ICANN's API and return the access token.
:param username: ICANN Username
:param password: ICANN Password
'''
response = requests.post('https://account-api.icann.org/api/authenticate', json={'username': username, 'password': password})
response.raise_for_status()
return response.json()['accessToken']
def download_zone(url: str, token: str, output_directory: str):
'''
Download a single zone file.
:param url: URL to download
:param token: ICANN access token
:param output_directory: Directory to save the zone file
'''
headers = {'Authorization': f'Bearer {token}'}
response = requests.get(url, headers=headers)
response.raise_for_status()
filename = response.headers.get('Content-Disposition').split('filename=')[-1].strip('"')
filepath = os.path.join(output_directory, filename)
with open(filepath, 'wb') as file:
for chunk in response.iter_content(chunk_size=1024):
file.write(chunk)
return filepath
def main(username: str, password: str, concurrency: int):
'''
Main function to download all zone files.
:param username: ICANN Username
:param password: ICANN Password
:param concurrency: Number of concurrent downloads
'''
token = authenticate(username, password)
headers = {'Authorization': f'Bearer {token}'}
response = requests.get('https://czds-api.icann.org/czds/downloads/links', headers=headers)
response.raise_for_status()
zone_links = response.json()
output_directory = 'zonefiles'
os.makedirs(output_directory, exist_ok=True)
with concurrent.futures.ThreadPoolExecutor(max_workers=concurrency) as executor:
future_to_url = {executor.submit(download_zone, url, token, output_directory): url for url in zone_links}
for future in concurrent.futures.as_completed(future_to_url):
url = future_to_url[future]
try:
filepath = future.result()
print(f'Completed downloading {url} to file {filepath}')
except Exception as e:
print(f'{url} generated an exception: {e}')
if __name__ == '__main__':
parser = argparse.ArgumentParser(description="ICANN Zone Files Downloader")
parser.add_argument('-u', '--username', help='ICANN Username')
parser.add_argument('-p', '--password', help='ICANN Password')
parser.add_argument('-c', '--concurrency', type=int, default=5, help='Number of concurrent downloads')
args = parser.parse_args()
username = args.username or os.getenv('CZDS_USER')
password = args.password or os.getenv('CZDS_PASS')
if not username:
username = input('ICANN Username: ')
if not password:
password = getpass.getpass('ICANN Password: ')
try:
main(username, password, args.concurrency)
except requests.HTTPError as e:
print(f'HTTP error occurred: {e.response.status_code} - {e.response.reason}')
except Exception as e:
print(f'An error occurred: {e}')