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<main>
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<article id="content">
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<header>
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<h1 class="title">Module <code>src.onionrservices.connectionserver</code></h1>
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</header>
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<section id="section-intro">
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<p>Onionr - Private P2P Communication</p>
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<p>This module does the second part of the bootstrap block handshake and creates the API server</p>
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">'''
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Onionr - Private P2P Communication
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This module does the second part of the bootstrap block handshake and creates the API server
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'''
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'''
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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from gevent.pywsgi import WSGIServer
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from stem.control import Controller
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from flask import Flask
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import logger, httpapi
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import onionrexceptions, config, filepaths
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from netcontroller import get_open_port
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from httpapi import apiutils
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from onionrutils import stringvalidators, basicrequests, bytesconverter
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from . import httpheaders
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import deadsimplekv as simplekv
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class ConnectionServer:
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def __init__(self, peer, address, comm_inst=None):
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if not stringvalidators.validate_pub_key(peer):
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raise ValueError('Peer must be valid base32 ed25519 public key')
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socks = config.get('tor.socksport') # Load config for Tor socks port for proxy
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service_app = Flask(__name__) # Setup Flask app for server.
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service_port = get_open_port()
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service_ip = apiutils.setbindip.set_bind_IP()
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http_server = WSGIServer(('127.0.0.1', service_port), service_app, log=None)
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comm_inst.service_greenlets.append(http_server)
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key_store = simplekv.DeadSimpleKV(filepaths.cached_storage)
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# TODO define basic endpoints useful for direct connections like stats
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httpapi.load_plugin_blueprints(service_app, blueprint='direct_blueprint')
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@service_app.route('/ping')
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def get_ping():
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return "pong!"
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@service_app.route('/close')
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def shutdown_server():
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comm_inst.service_greenlets.remove(http_server)
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http_server.stop()
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return Response('goodbye')
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@service_app.after_request
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def afterReq(resp):
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# Security headers
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resp = httpheaders.set_default_onionr_http_headers(resp)
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return resp
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with Controller.from_port(port=config.get('tor.controlPort')) as controller:
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# Connect to the Tor process for Onionr
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controller.authenticate(config.get('tor.controlpassword'))
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# Create the v3 onion service for the peer to connect to
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response = controller.create_ephemeral_hidden_service({80: service_port}, await_publication = True, key_type='NEW', key_content = 'ED25519-V3')
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try:
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for x in range(3):
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attempt = basicrequests.do_post_request('http://' + address + '/bs/' + response.service_id, port=socks)
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if attempt == 'success':
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break
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else:
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raise ConnectionError
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except ConnectionError:
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# Re-raise
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raise ConnectionError('Could not reach %s bootstrap address %s' % (peer, address))
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else:
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# If no connection error, create the service and save it to local global key store
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peer = bytesconverter.bytes_to_str(peer)
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key_store.put('dc-' + peer, response.service_id)
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key_store.flush()
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logger.info('hosting on %s with %s' % (response.service_id, peer))
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http_server.serve_forever()
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http_server.stop()
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key_store.delete('dc-' + peer)</code></pre>
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</details>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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<h2 class="section-title" id="header-classes">Classes</h2>
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<dl>
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<dt id="src.onionrservices.connectionserver.ConnectionServer"><code class="flex name class">
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<span>class <span class="ident">ConnectionServer</span></span>
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<span>(</span><span>peer, address, comm_inst=None)</span>
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</code></dt>
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<dd>
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<section class="desc"></section>
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">class ConnectionServer:
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def __init__(self, peer, address, comm_inst=None):
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if not stringvalidators.validate_pub_key(peer):
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raise ValueError('Peer must be valid base32 ed25519 public key')
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socks = config.get('tor.socksport') # Load config for Tor socks port for proxy
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service_app = Flask(__name__) # Setup Flask app for server.
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service_port = get_open_port()
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service_ip = apiutils.setbindip.set_bind_IP()
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http_server = WSGIServer(('127.0.0.1', service_port), service_app, log=None)
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comm_inst.service_greenlets.append(http_server)
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key_store = simplekv.DeadSimpleKV(filepaths.cached_storage)
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# TODO define basic endpoints useful for direct connections like stats
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httpapi.load_plugin_blueprints(service_app, blueprint='direct_blueprint')
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@service_app.route('/ping')
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def get_ping():
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return "pong!"
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@service_app.route('/close')
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def shutdown_server():
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comm_inst.service_greenlets.remove(http_server)
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http_server.stop()
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return Response('goodbye')
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@service_app.after_request
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def afterReq(resp):
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# Security headers
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resp = httpheaders.set_default_onionr_http_headers(resp)
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return resp
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with Controller.from_port(port=config.get('tor.controlPort')) as controller:
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# Connect to the Tor process for Onionr
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controller.authenticate(config.get('tor.controlpassword'))
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# Create the v3 onion service for the peer to connect to
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response = controller.create_ephemeral_hidden_service({80: service_port}, await_publication = True, key_type='NEW', key_content = 'ED25519-V3')
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try:
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for x in range(3):
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attempt = basicrequests.do_post_request('http://' + address + '/bs/' + response.service_id, port=socks)
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if attempt == 'success':
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break
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else:
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raise ConnectionError
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except ConnectionError:
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# Re-raise
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raise ConnectionError('Could not reach %s bootstrap address %s' % (peer, address))
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else:
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# If no connection error, create the service and save it to local global key store
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peer = bytesconverter.bytes_to_str(peer)
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key_store.put('dc-' + peer, response.service_id)
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key_store.flush()
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logger.info('hosting on %s with %s' % (response.service_id, peer))
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http_server.serve_forever()
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http_server.stop()
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key_store.delete('dc-' + peer)</code></pre>
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</details>
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</dd>
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</dl>
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</section>
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</article>
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<nav id="sidebar">
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<h1>Index</h1>
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<div class="toc">
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<ul></ul>
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</div>
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<ul id="index">
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<li><h3>Super-module</h3>
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<ul>
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<li><code><a title="src.onionrservices" href="index.html">src.onionrservices</a></code></li>
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</ul>
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</li>
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<li><h3><a href="#header-classes">Classes</a></h3>
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<ul>
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<li>
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<h4><code><a title="src.onionrservices.connectionserver.ConnectionServer" href="#src.onionrservices.connectionserver.ConnectionServer">ConnectionServer</a></code></h4>
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</li>
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</ul>
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</li>
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</ul>
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</nav>
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