Onionr/onionr/onionrservices/bootstrapservice.py

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'''
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 <https://www.gnu.org/licenses/>.
'''
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import time, threading, uuid
from gevent.pywsgi import WSGIServer, WSGIHandler
from stem.control import Controller
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from flask import Flask, Response
import core
from netcontroller import getOpenPort
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from . import httpheaders
from onionrutils import stringvalidators, epoch
def bootstrap_client_service(peer, core_inst=None, bootstrap_timeout=300):
'''
Bootstrap client services
'''
if core_inst is None:
core_inst = core.Core()
if not stringvalidators.validate_pub_key(peer):
raise ValueError('Peer must be valid base32 ed25519 public key')
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bootstrap_port = getOpenPort()
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bootstrap_app = Flask(__name__)
http_server = WSGIServer(('127.0.0.1', bootstrap_port), bootstrap_app, log=None)
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try:
assert core_inst.onionrInst.communicatorInst is not None
except (AttributeError, AssertionError) as e:
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pass
else:
core_inst.onionrInst.communicatorInst.service_greenlets.append(http_server)
bootstrap_address = ''
shutdown = False
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bs_id = str(uuid.uuid4())
@bootstrap_app.route('/ping')
def get_ping():
return "pong!"
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@bootstrap_app.after_request
def afterReq(resp):
# Security headers
resp = httpheaders.set_default_onionr_http_headers(resp)
return resp
@bootstrap_app.route('/bs/<address>', methods=['POST'])
def get_bootstrap(address):
if stringvalidators.validate_transport(address + '.onion'):
# Set the bootstrap address then close the server
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bootstrap_address = address + '.onion'
core_inst.keyStore.put(bs_id, bootstrap_address)
http_server.stop()
return Response("success")
else:
return Response("")
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with Controller.from_port(port=core_inst.config.get('tor.controlPort')) as controller:
# Connect to the Tor process for Onionr
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controller.authenticate(core_inst.config.get('tor.controlpassword'))
# Create the v3 onion service
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response = controller.create_ephemeral_hidden_service({80: bootstrap_port}, key_type = 'NEW', key_content = 'ED25519-V3', await_publication = True)
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core_inst.insertBlock(response.service_id, header='con', sign=True, encryptType='asym',
asymPeer=peer, disableForward=True, expire=(epoch.get_epoch() + bootstrap_timeout))
# Run the bootstrap server
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try:
http_server.serve_forever()
except TypeError:
pass
# This line reached when server is shutdown by being bootstrapped
# Now that the bootstrap server has received a server, return the address
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return core_inst.keyStore.get(bs_id)