onionr/src/onionrstatistics/transports/tor/__init__.py

66 lines
2.3 KiB
Python

"""Onionr - Private P2P Communication.
tor stats info
"""
import ujson as json
from stem import CircStatus
import logger
from netcontroller.torcontrol.torcontroller import get_controller
"""
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/>.
"""
class TorStats:
def __init__(self):
self.circuits = {}
self.json_data = ""
self.controller = None
def get_json(self):
"""Refresh circuits then serialize them into form:
"nodes": list of tuples containing fingerprint and nickname strings"
"purpose": https://stem.torproject.org/api/control.html#stem.CircPurpose
"""
if self.controller is None:
self.controller = get_controller()
if not self.controller.is_alive():
logger.info(f'{__name__} reconnecting to tor control')
self.controller = get_controller()
self.get_circuits()
json_serialized = {}
for circuit in self.circuits.keys():
json_serialized[circuit] = {
"nodes": [],
"purpose": self.circuits[circuit][1]
}
for entry in self.circuits[circuit][0]:
json_serialized[circuit]["nodes"].append({'finger': entry[0],
'nick': entry[1]})
self.json_data = json.dumps(json_serialized)
return self.json_data
def get_circuits(self):
"""Update the circuit dictionary"""
circuits = {}
for circ in list(sorted(self.controller.get_circuits())):
if circ.status != CircStatus.BUILT:
continue
circuits[circ.id] = (circ.path, circ.purpose)
self.circuits = circuits