Onionr/src/onionrservices/__init__.py

65 lines
2.6 KiB
Python
Raw Normal View History

'''
Onionr - Private P2P Communication
Onionr services provide the server component to direct connections
'''
'''
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/>.
'''
2019-03-19 05:09:53 +00:00
import time
import stem
2019-08-21 08:03:24 +00:00
from . import connectionserver, bootstrapservice, serverexists
from onionrutils import stringvalidators, basicrequests
2019-07-19 19:49:56 +00:00
import config
2019-08-21 08:03:24 +00:00
server_exists = serverexists.server_exists
class OnionrServices:
'''
Create a client or server for connecting to peer interfaces
'''
2019-07-19 19:49:56 +00:00
def __init__(self):
self.servers = {}
self.clients = {}
2019-03-19 05:09:53 +00:00
self.shutdown = False
2019-07-28 05:33:26 +00:00
def create_server(self, peer, address, comm_inst):
'''
When a client wants to connect, contact their bootstrap address and tell them our
ephemeral address for our service by creating a new ConnectionServer instance
'''
if not stringvalidators.validate_transport(address): raise ValueError('address must be valid')
BOOTSTRAP_TRIES = 10 # How many times to attempt contacting the bootstrap server
TRY_WAIT = 3 # Seconds to wait before trying bootstrap again
# HTTP is fine because .onion/i2p is encrypted/authenticated
base_url = 'http://%s/' % (address,)
2019-07-19 19:49:56 +00:00
socks = config.get('tor.socksport')
2019-03-19 05:09:53 +00:00
for x in range(BOOTSTRAP_TRIES):
2019-07-19 19:49:56 +00:00
if basicrequests.do_get_request(base_url + 'ping', port=socks, ignoreAPI=True) == 'pong!':
# if bootstrap sever is online, tell them our service address
2019-07-28 05:33:26 +00:00
connectionserver.ConnectionServer(peer, address, comm_inst=comm_inst)
2019-03-19 05:09:53 +00:00
else:
time.sleep(TRY_WAIT)
else:
return False
@staticmethod
def create_client(peer, comm_inst=None):
2019-08-25 08:08:09 +00:00
# Create ephemeral onion service to bootstrap connection to server
2019-08-21 08:03:24 +00:00
if not comm_inst == None:
try:
return comm_inst.direct_connection_clients[peer]
except KeyError:
pass
2019-08-16 22:40:17 +00:00
address = bootstrapservice.bootstrap_client_service(peer, comm_inst)
return address