Updated both Python and POSIX version for minor improvements and code structure. Both files will now download a stats report from ICANN prior to downloading zones.
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85
czds
85
czds
@ -2,60 +2,63 @@
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# ICANN API for the Centralized Zones Data Service - developed by acidvegas (https://git.acid.vegas/czds)
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# Reference: https://czds.icann.org
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# Function to authenticate and get access token
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authenticate() {
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username="$1"
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password="$2"
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# Make an authentication request and inline the URL
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# Main program starts here
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echo "ICANN Zone Data Service Script"
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# Define the current date for data organization
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now=$(date +"%Y-%m-%d")
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# Get username and password (interactive if not set by environment variables)
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username=${CZDS_USER:-$(read -p "ICANN Username: " user && echo "$user")}
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password=${CZDS_PASS:-$(read -sp "ICANN Password: " pass && echo "$pass")}
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echo "Authenticating as $username..."
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# Make an authentication request
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response=$(curl -s -X POST "https://account-api.icann.org/api/authenticate" \
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-H "Content-Type: application/json" \
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-H "Accept: application/json" \
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-d "{\"username\":\"$username\",\"password\":\"$password\"}")
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# Extract and return the access token
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echo "$response" | grep -o '"accessToken":"[^"]*' | cut -d '"' -f 4
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}
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# Function to download a zone file
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download_zone() {
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url="$1"
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token="$2"
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tld=$(basename "$url" .zone)
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# Make the GET request and save the response to a file
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echo "Downloading $url..."
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curl --progress-bar -o zonefiles/$tld.txt.gz -H "Authorization: Bearer $token" "$url"
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echo "Downloaded zone file to zonefiles/$tld.txt.gz"
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}
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# Main program starts here
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echo "ICANN Zone Data Service Script"
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# Get username and password
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username=${CZDS_USER:-$(read -p "ICANN Username: " user && echo "$user")}
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password=${CZDS_PASS:-$(read -sp "ICANN Password: " pass && echo "$pass" && echo)}
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# Authenticate and get token
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echo "Authenticating..."
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token=$(authenticate "$username" "$password")
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# Extract and return the access access_token
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access_token=$(echo "$response" | grep -o '"accessToken":"[^"]*' | cut -d '"' -f 4)
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# Check if authentication was successful
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if [ -z "$token" ]; then
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echo "Authentication failed."
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exit 1
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fi
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[ -z $access_token ] && echo "error: authentication failed" && exit 1
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echo "Authenticated successfully & recieved access_token $access_token"
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# Create output directory
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mkdir -p zonefiles/$now
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echo "Fetching zone report..."
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# Get your zone report stats from the API
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curl --progress-bar -o zonefiles/$now/.stats.csv -H "Authorization: Bearer $access_token" https://czds-api.icann.org/czds/requests/report
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echo "Scrubbing report for privacy..."
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# Redact username from report for privacy
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sed -i 's/$username/nobody@no.name/g' zonefiles/$now/report.csv
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echo "Fetching zone file links..."
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# Fetch zone links with inline URL and download zone files
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zone_links=$(curl -s -H "Authorization: Bearer $token" "https://czds-api.icann.org/czds/downloads/links" | grep -o 'https://[^"]*')
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# Create output directory if it does not exist
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mkdir -p zonefiles
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# Get the zone file links from the API
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zone_links=$(curl -s -H "Authorization: Bearer $access_token" https://czds-api.icann.org/czds/downloads/links | grep -o 'https://[^"]*')
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# Download zone files
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for url in $zone_links; do
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download_zone "$url" "$token"
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tld=$(basename "$url" .zone)
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echo "Downloading $url..."
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# Make the GET request and save the response to a file
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curl --progress-bar -o zonefiles/$now/$tld.txt.gz -H "Authorization: Bearer $access_token" "$url"
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echo "Downloaded $tld zone file to zonefiles/$tld.txt.gz (extracting...)"
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# Unzip the zone file
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gunzip zonefiles/$now/$tld.txt.gz
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done
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echo "All zone files downloaded."
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134
czds.py
134
czds.py
@ -5,13 +5,11 @@
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import argparse
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import concurrent.futures
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import getpass
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import json
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import logging
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import os
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try:
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import requests
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except ImportError:
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raise ImportError('Missing dependency: requests (pip install requests)')
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import time
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import urllib.request
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# Setting up logging
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@ -20,21 +18,64 @@ logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(level
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def authenticate(username: str, password: str) -> str:
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'''
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Authenticate with ICANN's API and return the access token.
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Authenticate with the ICANN API and return the access token.
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:param username: ICANN Username
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:param password: ICANN Password
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'''
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response = requests.post('https://account-api.icann.org/api/authenticate', json={'username': username, 'password': password})
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response.raise_for_status()
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data = json.dumps({'username': username, 'password': password}).encode('utf-8')
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headers = {'Content-Type': 'application/json'}
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request = urllib.request.Request('https://account-api.icann.org/api/authenticate', data=data, headers=headers)
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with urllib.request.urlopen(request) as response:
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response = response.read().decode('utf-8')
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return json.loads(response)['accessToken']
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def fetch_zone_links(token: str) -> list:
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'''
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Fetch the list of zone files available for download.
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:param token: ICANN access token
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'''
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headers = {'Authorization': f'Bearer {token}'}
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request = urllib.request.Request('https://czds-api.icann.org/czds/downloads/links', headers=headers)
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with urllib.request.urlopen(request) as response:
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if response.status == 200:
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return json.loads(response.read().decode('utf-8'))
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else:
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raise Exception(f'Failed to fetch zone links: {response.status} {response.reason}')
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def download_report(token: str, output_directory: str, username: str):
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'''
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Downloads the zone report stats from the API and scrubs the report for privacy.
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:param token: ICANN access token
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:param output_directory: Directory to save the scrubbed report
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:param username: Username to be redacted
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'''
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filepath = os.path.join(output_directory, '.stats.csv')
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headers = {'Authorization': f'Bearer {token}'}
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request = urllib.request.Request('https://czds-api.icann.org/czds/requests/report', headers=headers)
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with urllib.request.urlopen(request) as response:
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if response.status == 200:
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report_data = response.read().decode('utf-8').replace(username, 'nobody@no.name')
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with open(filepath, 'w') as file:
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file.write(report_data)
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else:
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raise Exception(f'Failed to download the zone stats report: {response.status} {response.reason}')
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return response.json()['accessToken']
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def download_zone(url: str, token: str, output_directory: str):
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'''
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Download a single zone file.
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Download a single zone file using urllib.request.
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:param url: URL to download
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:param token: ICANN access token
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@ -42,15 +83,28 @@ def download_zone(url: str, token: str, output_directory: str):
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'''
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headers = {'Authorization': f'Bearer {token}'}
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response = requests.get(url, headers=headers)
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response.raise_for_status()
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filename = response.headers.get('Content-Disposition').split('filename=')[-1].strip('"')
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request = urllib.request.Request(url, headers=headers)
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with urllib.request.urlopen(request) as response:
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if response.status == 200:
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content_disposition = response.getheader('Content-Disposition')
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if content_disposition:
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filename = content_disposition.split('filename=')[-1].strip('"')
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else:
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raise ValueError(f'Failed to get filename from Content-Disposition header: {content_disposition}')
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filepath = os.path.join(output_directory, filename)
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with open(filepath, 'wb') as file:
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for chunk in response.iter_content(chunk_size=1024):
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while True:
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chunk = response.read(1024)
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if not chunk:
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break
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file.write(chunk)
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return filepath
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else:
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raise Exception(f'Failed to download {url}: {response.status} {response.reason}')
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def main(username: str, password: str, concurrency: int):
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@ -62,23 +116,36 @@ def main(username: str, password: str, concurrency: int):
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:param concurrency: Number of concurrent downloads
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'''
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token = authenticate(username, password)
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headers = {'Authorization': f'Bearer {token}'}
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response = requests.get('https://czds-api.icann.org/czds/downloads/links', headers=headers)
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response.raise_for_status()
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zone_links = response.json()
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output_directory = 'zonefiles'
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now = time.strftime('%Y-%m-%d')
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logging.info(f'Authenticating with ICANN API...')
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try:
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token = authenticate(username, password)
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except Exception as e:
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raise Exception(f'Failed to authenticate with ICANN API: {e}')
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#logging.info(f'Authenticated with token: {token}')
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# The above line is commented out to avoid printing the token to the logs, you can uncomment it for debugging purposes
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output_directory = os.path.join(os.getcwd(), 'zones', now)
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os.makedirs(output_directory, exist_ok=True)
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logging.info('Fetching zone stats report...')
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try:
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download_report(token, output_directory, username)
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except Exception as e:
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raise Exception(f'Failed to download zone stats report: {e}')
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logging.info('Fetching zone links...')
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try:
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zone_links = fetch_zone_links(token)
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except Exception as e:
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raise Exception(f'Failed to fetch zone links: {e}')
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logging.info(f'Fetched {len(zone_links)} zone links')
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with concurrent.futures.ThreadPoolExecutor(max_workers=concurrency) as executor:
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future_to_url = {executor.submit(download_zone, url, token, output_directory): url for url in zone_links}
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for future in concurrent.futures.as_completed(future_to_url):
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url = future_to_url[future]
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try:
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filepath = future.result()
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logging.info(f'Completed downloading {url} to file {filepath}')
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@ -88,24 +155,13 @@ def main(username: str, password: str, concurrency: int):
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description="ICANN Zone Files Downloader")
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parser = argparse.ArgumentParser(description='ICANN API for the Centralized Zones Data Service')
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parser.add_argument('-u', '--username', help='ICANN Username')
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parser.add_argument('-p', '--password', help='ICANN Password')
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parser.add_argument('-c', '--concurrency', type=int, default=5, help='Number of concurrent downloads')
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parser.add_argument('-c', '--concurrency', type=int, default=3, help='Number of concurrent downloads')
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args = parser.parse_args()
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username = args.username or os.getenv('CZDS_USER')
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password = args.password or os.getenv('CZDS_PASS')
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username = args.username or os.getenv('CZDS_USER') or input('ICANN Username: ')
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password = args.password or os.getenv('CZDS_PASS') or getpass.getpass('ICANN Password: ')
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if not username:
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username = input('ICANN Username: ')
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if not password:
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password = getpass.getpass('ICANN Password: ')
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try:
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main(username, password, args.concurrency)
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except requests.HTTPError as e:
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logging.error(f'HTTP error occurred: {e.response.status_code} - {e.response.reason}')
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except Exception as e:
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logging.error(f'An error occurred: {e}')
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