Files
LorenEteval_Furious/Furious/Core/TorRelay.py
T
2023-08-30 23:41:07 +08:00

148 lines
3.8 KiB
Python

from Furious.Core.Core import Core
from Furious.Utility.Constants import (
APP,
DATA_DIR,
DEFAULT_TOR_SOCKS_PORT,
DEFAULT_TOR_HTTPS_PORT,
)
from Furious.Utility.Utility import AsyncSubprocessMessage
from PySide6 import QtCore
import re
import signal
import logging
import threading
import subprocess
logger = logging.getLogger(__name__)
class TorRelayStarter(AsyncSubprocessMessage):
BOOTSTRAP_STATUS = re.compile('Bootstrapped ([0-9]+)%')
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.connectTimeoutCallback(self.processLine)
self.torRelay = None
self.bootstrapPercentage = 0
@property
def torRelayStorageObj(self):
# Handy reference
return APP().torRelaySettingsWidget.StorageObj
def launch(self, proxyServer):
self.torRelay = subprocess.Popen(
['tor', '-f', '-'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
creationflags=subprocess.CREATE_NO_WINDOW,
)
torConfig = (
f'SocksPort {self.torRelayStorageObj.get("socksTunnelPort", DEFAULT_TOR_SOCKS_PORT)}\n'
f'HTTPTunnelPort {self.torRelayStorageObj.get("httpsTunnelPort", DEFAULT_TOR_HTTPS_PORT)}\n'
f'Log {self.torRelayStorageObj.get("logLevel", "notice")} stdout\n'
f'DataDirectory {DATA_DIR / "tordata"}\n'
)
if proxyServer:
logger.info(f'{TorRelay.name()} uses proxy server {proxyServer}')
# Use proxy
self.torRelay.stdin.write(f'{torConfig}HTTPSProxy {proxyServer}\n'.encode())
else:
self.torRelay.stdin.write(torConfig.encode())
self.torRelay.stdin.close()
self.startDaemonThread(self.torRelay.stdout)
# Begin get message
self.startTimer()
@QtCore.Slot()
def processLine(self):
line = self.getLineNoWait()
if line:
APP().torViewerWidget.textBrowser.append(line)
match = TorRelayStarter.BOOTSTRAP_STATUS.search(line)
if match:
percentage = int(match.group(1))
self.bootstrapPercentage = percentage
logger.info(f'{TorRelay.name()} bootstrapped {percentage}%')
def getTorRelayVersion():
try:
result = subprocess.run(
['tor', '--version'],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
check=True,
creationflags=subprocess.CREATE_NO_WINDOW,
)
# First line, 3rd param...
return result.stdout.decode().split('\n')[0].split()[2]
except Exception:
# Any non-exit exceptions
return '0.0.0'
CACHED_VERSION = getTorRelayVersion()
class TorRelay(Core):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.starter = TorRelayStarter()
@staticmethod
def checkIfExists():
return CACHED_VERSION != '0.0.0'
@staticmethod
def name():
return 'Tor Relay'
@staticmethod
def version():
return CACHED_VERSION
@property
def bootstrapPercentage(self):
return self.starter.bootstrapPercentage
def start(self, *args, **kwargs):
logger.info(f'{self.name()} {self.version()} started')
self.starter.launch(kwargs.get('proxyServer', ''))
def stop(self):
if isinstance(self.starter.torRelay, subprocess.Popen):
# Stop timer
self.starter.stopTimer()
# Terminated by signal SIGTERM
self.starter.torRelay.send_signal(signal.SIGTERM)
exitcode = self.starter.torRelay.wait()
logger.info(f'{self.name()} terminated with exitcode {exitcode}')
self.starter.bootstrapPercentage = 0
# Reset relay
self.starter.torRelay = None