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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" >
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< summary >
< span > Expand source code< / span >
< / summary >
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< pre > < code class = "python" > ' ' '
Onionr - Private P2P Communication
This module does the second part of the bootstrap block handshake and creates the API server
' ' '
' ' '
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 < https://www.gnu.org/licenses/> .
' ' '
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(' Peer must be valid base32 ed25519 public key' )
socks = config.get(' tor.socksport' ) # 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((' 127.0.0.1' , 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=' direct_blueprint' )
@service_app.route(' /ping' )
def get_ping():
return " pong!"
@service_app.route(' /close' )
def shutdown_server():
comm_inst.service_greenlets.remove(http_server)
http_server.stop()
return Response(' goodbye' )
@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(' tor.controlPort' )) as controller:
# Connect to the Tor process for Onionr
controller.authenticate(config.get(' tor.controlpassword' ))
# 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=' NEW' , key_content = ' ED25519-V3' )
try:
for x in range(3):
attempt = basicrequests.do_post_request(' http://' + address + ' /bs/' + response.service_id, port=socks)
if attempt == ' success' :
break
else:
raise ConnectionError
except ConnectionError:
# Re-raise
raise ConnectionError(' Could not reach %s bootstrap address %s' % (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(' dc-' + peer, response.service_id)
key_store.flush()
logger.info(' hosting on %s with %s' % (response.service_id, peer))
http_server.serve_forever()
http_server.stop()
key_store.delete(' dc-' + peer)< / code > < / pre >
< / details >
< / section >
< section >
< / section >
< section >
< / section >
< section >
< / section >
< section >
< h2 class = "section-title" id = "header-classes" > Classes< / h2 >
< 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 >
< span > (< / span > < span > peer, address, comm_inst=None)< / span >
< / code > < / dt >
< dd >
< section class = "desc" > < / section >
< details class = "source" >
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< 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(' Peer must be valid base32 ed25519 public key' )
socks = config.get(' tor.socksport' ) # 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((' 127.0.0.1' , 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=' direct_blueprint' )
@service_app.route(' /ping' )
def get_ping():
return " pong!"
@service_app.route(' /close' )
def shutdown_server():
comm_inst.service_greenlets.remove(http_server)
http_server.stop()
return Response(' goodbye' )
@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(' tor.controlPort' )) as controller:
# Connect to the Tor process for Onionr
controller.authenticate(config.get(' tor.controlpassword' ))
# 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=' NEW' , key_content = ' ED25519-V3' )
try:
for x in range(3):
attempt = basicrequests.do_post_request(' http://' + address + ' /bs/' + response.service_id, port=socks)
if attempt == ' success' :
break
else:
raise ConnectionError
except ConnectionError:
# Re-raise
raise ConnectionError(' Could not reach %s bootstrap address %s' % (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(' dc-' + peer, response.service_id)
key_store.flush()
logger.info(' hosting on %s with %s' % (response.service_id, peer))
http_server.serve_forever()
http_server.stop()
key_store.delete(' dc-' + peer)< / code > < / pre >
< / details >
< / dd >
< / dl >
< / section >
< / article >
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< h1 > Index< / h1 >
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< li > < h3 > Super-module< / h3 >
< ul >
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< li > < code > < a title = "src.onionrservices" href = "index.html" > src.onionrservices< / a > < / code > < / 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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