''' Onionr - Private P2P Communication Bootstrap onion direct connections for the clients ''' ''' This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . ''' import time, threading, uuid, os from gevent.pywsgi import WSGIServer, WSGIHandler from stem.control import Controller from flask import Flask, Response from netcontroller import get_open_port from . import httpheaders from onionrutils import stringvalidators, epoch import logger import config, onionrblocks, filepaths import onionrexceptions import deadsimplekv as simplekv from . import pool def __bootstrap_timeout(server: WSGIServer, timeout: int, signal_object): time.sleep(timeout) signal_object.timed_out = True server.stop() def bootstrap_client_service(peer, comm_inst=None, bootstrap_timeout=300): ''' Bootstrap client services ''' if not stringvalidators.validate_pub_key(peer): raise ValueError('Peer must be valid base32 ed25519 public key') connection_pool = None # here we use a lambda for the timeout thread to set to true timed_out = lambda: None timed_out.timed_out = False bootstrap_port = get_open_port() bootstrap_app = Flask(__name__) bootstrap_app.config['MAX_CONTENT_LENGTH'] = 1 * 1024 http_server = WSGIServer(('127.0.0.1', bootstrap_port), bootstrap_app, log=None) try: assert comm_inst is not None except (AttributeError, AssertionError) as e: pass else: comm_inst.service_greenlets.append(http_server) connection_pool = comm_inst.shared_state.get(pool.ServicePool) bootstrap_address = '' shutdown = False bs_id = str(uuid.uuid4()) key_store = simplekv.DeadSimpleKV(filepaths.cached_storage) @bootstrap_app.route('/ping') def get_ping(): return "pong!" @bootstrap_app.after_request def afterReq(resp): # Security headers resp = httpheaders.set_default_onionr_http_headers(resp) return resp @bootstrap_app.route('/bs/
', methods=['POST']) def get_bootstrap(address): if stringvalidators.validate_transport(address + '.onion'): # Set the bootstrap address then close the server bootstrap_address = address + '.onion' key_store.put(bs_id, bootstrap_address) http_server.stop() return Response("success") else: return Response("") with Controller.from_port(port=config.get('tor.controlPort')) as controller: if not connection_pool is None: connection_pool.bootstrap_pending.append(peer) # Connect to the Tor process for Onionr controller.authenticate(config.get('tor.controlpassword')) # Create the v3 onion service response = controller.create_ephemeral_hidden_service({80: bootstrap_port}, key_type = 'NEW', key_content = 'ED25519-V3', await_publication = True) onionrblocks.insert(response.service_id, header='con', sign=True, encryptType='asym', asymPeer=peer, disableForward=True, expire=(epoch.get_epoch() + bootstrap_timeout)) threading.Thread(target=__bootstrap_timeout, args=[http_server, bootstrap_timeout, timed_out], daemon=True).start() # Run the bootstrap server try: http_server.serve_forever() except TypeError: pass # This line reached when server is shutdown by being bootstrapped # Add the address to the client pool if not comm_inst is None: connection_pool.bootstrap_pending.remove(peer) if timed_out.timed_out: logger.warn('Could not connect to %s due to timeout' % (peer,)) return None comm_inst.direct_connection_clients[peer] = response.service_id # Now that the bootstrap server has received a server, return the address return key_store.get(bs_id)