Onionr/docs/html/src/onionrservices/connectionserver.html

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<h1 class="title">Module <code>src.onionrservices.connectionserver</code></h1>
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</header>
<section id="section-intro">
<p>Onionr - Private P2P Communication</p>
<p>This module does the second part of the bootstrap block handshake and creates the API server</p>
<details class="source">
<summary>
<span>Expand source code</span>
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<pre><code class="python">&#39;&#39;&#39;
Onionr - Private P2P Communication
This module does the second part of the bootstrap block handshake and creates the API server
&#39;&#39;&#39;
&#39;&#39;&#39;
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 &lt;https://www.gnu.org/licenses/&gt;.
&#39;&#39;&#39;
from gevent.pywsgi import WSGIServer
from stem.control import Controller
from flask import Flask
import logger, httpapi
import onionrexceptions, config, filepaths
from netcontroller import get_open_port
from httpapi import apiutils
from onionrutils import stringvalidators, basicrequests, bytesconverter
from . import httpheaders
import deadsimplekv as simplekv
class ConnectionServer:
def __init__(self, peer, address, comm_inst=None):
if not stringvalidators.validate_pub_key(peer):
raise ValueError(&#39;Peer must be valid base32 ed25519 public key&#39;)
socks = config.get(&#39;tor.socksport&#39;) # Load config for Tor socks port for proxy
service_app = Flask(__name__) # Setup Flask app for server.
service_port = get_open_port()
service_ip = apiutils.setbindip.set_bind_IP()
http_server = WSGIServer((&#39;127.0.0.1&#39;, service_port), service_app, log=None)
comm_inst.service_greenlets.append(http_server)
key_store = simplekv.DeadSimpleKV(filepaths.cached_storage)
# TODO define basic endpoints useful for direct connections like stats
httpapi.load_plugin_blueprints(service_app, blueprint=&#39;direct_blueprint&#39;)
@service_app.route(&#39;/ping&#39;)
def get_ping():
return &#34;pong!&#34;
@service_app.route(&#39;/close&#39;)
def shutdown_server():
comm_inst.service_greenlets.remove(http_server)
http_server.stop()
return Response(&#39;goodbye&#39;)
@service_app.after_request
def afterReq(resp):
# Security headers
resp = httpheaders.set_default_onionr_http_headers(resp)
return resp
with Controller.from_port(port=config.get(&#39;tor.controlPort&#39;)) as controller:
# Connect to the Tor process for Onionr
controller.authenticate(config.get(&#39;tor.controlpassword&#39;))
# Create the v3 onion service for the peer to connect to
response = controller.create_ephemeral_hidden_service({80: service_port}, await_publication = True, key_type=&#39;NEW&#39;, key_content = &#39;ED25519-V3&#39;)
try:
for x in range(3):
attempt = basicrequests.do_post_request(&#39;http://&#39; + address + &#39;/bs/&#39; + response.service_id, port=socks)
if attempt == &#39;success&#39;:
break
else:
raise ConnectionError
except ConnectionError:
# Re-raise
raise ConnectionError(&#39;Could not reach %s bootstrap address %s&#39; % (peer, address))
else:
# If no connection error, create the service and save it to local global key store
peer = bytesconverter.bytes_to_str(peer)
key_store.put(&#39;dc-&#39; + peer, response.service_id)
key_store.flush()
logger.info(&#39;hosting on %s with %s&#39; % (response.service_id, peer))
http_server.serve_forever()
http_server.stop()
key_store.delete(&#39;dc-&#39; + peer)</code></pre>
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<section>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-classes">Classes</h2>
<dl>
<dt id="src.onionrservices.connectionserver.ConnectionServer"><code class="flex name class">
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<span>class <span class="ident">ConnectionServer</span></span>
<span>(</span><span>peer, address, comm_inst=None)</span>
</code></dt>
<dd>
<section class="desc"></section>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
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<pre><code class="python">class ConnectionServer:
def __init__(self, peer, address, comm_inst=None):
if not stringvalidators.validate_pub_key(peer):
raise ValueError(&#39;Peer must be valid base32 ed25519 public key&#39;)
socks = config.get(&#39;tor.socksport&#39;) # Load config for Tor socks port for proxy
service_app = Flask(__name__) # Setup Flask app for server.
service_port = get_open_port()
service_ip = apiutils.setbindip.set_bind_IP()
http_server = WSGIServer((&#39;127.0.0.1&#39;, service_port), service_app, log=None)
comm_inst.service_greenlets.append(http_server)
key_store = simplekv.DeadSimpleKV(filepaths.cached_storage)
# TODO define basic endpoints useful for direct connections like stats
httpapi.load_plugin_blueprints(service_app, blueprint=&#39;direct_blueprint&#39;)
@service_app.route(&#39;/ping&#39;)
def get_ping():
return &#34;pong!&#34;
@service_app.route(&#39;/close&#39;)
def shutdown_server():
comm_inst.service_greenlets.remove(http_server)
http_server.stop()
return Response(&#39;goodbye&#39;)
@service_app.after_request
def afterReq(resp):
# Security headers
resp = httpheaders.set_default_onionr_http_headers(resp)
return resp
with Controller.from_port(port=config.get(&#39;tor.controlPort&#39;)) as controller:
# Connect to the Tor process for Onionr
controller.authenticate(config.get(&#39;tor.controlpassword&#39;))
# Create the v3 onion service for the peer to connect to
response = controller.create_ephemeral_hidden_service({80: service_port}, await_publication = True, key_type=&#39;NEW&#39;, key_content = &#39;ED25519-V3&#39;)
try:
for x in range(3):
attempt = basicrequests.do_post_request(&#39;http://&#39; + address + &#39;/bs/&#39; + response.service_id, port=socks)
if attempt == &#39;success&#39;:
break
else:
raise ConnectionError
except ConnectionError:
# Re-raise
raise ConnectionError(&#39;Could not reach %s bootstrap address %s&#39; % (peer, address))
else:
# If no connection error, create the service and save it to local global key store
peer = bytesconverter.bytes_to_str(peer)
key_store.put(&#39;dc-&#39; + peer, response.service_id)
key_store.flush()
logger.info(&#39;hosting on %s with %s&#39; % (response.service_id, peer))
http_server.serve_forever()
http_server.stop()
key_store.delete(&#39;dc-&#39; + peer)</code></pre>
</details>
</dd>
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</article>
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<h1>Index</h1>
<div class="toc">
<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="src.onionrservices" href="index.html">src.onionrservices</a></code></li>
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</ul>
</li>
<li><h3><a href="#header-classes">Classes</a></h3>
<ul>
<li>
<h4><code><a title="src.onionrservices.connectionserver.ConnectionServer" href="#src.onionrservices.connectionserver.ConnectionServer">ConnectionServer</a></code></h4>
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