150 lines
4.8 KiB
Python
150 lines
4.8 KiB
Python
'''
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Onionr - P2P Microblogging Platform & Social network
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Netcontroller library, used to control/work with Tor/I2P and send requests through them
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'''
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'''
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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import subprocess, os, random, sys, logger, time, signal, config
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from onionrblockapi import Block
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class NetController:
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'''
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This class handles hidden service setup on Tor and I2P
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'''
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def __init__(self, hsPort):
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self.torConfigLocation = 'data/torrc'
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self.readyState = False
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self.socksPort = random.randint(1024, 65535)
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self.hsPort = hsPort
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self._torInstnace = ''
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self.myID = ''
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config.reload()
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'''
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if os.path.exists(self.torConfigLocation):
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torrc = open(self.torConfigLocation, 'r')
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if not str(self.hsPort) in torrc.read():
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os.remove(self.torConfigLocation)
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torrc.close()
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'''
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return
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def generateTorrc(self):
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'''
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Generate a torrc file for our tor instance
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'''
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hsVer = '# v2 onions'
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if config.get('tor.v3_onions'):
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hsVer = 'HiddenServiceVersion 3'
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logger.info('Using v3 onions :)')
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if os.path.exists(self.torConfigLocation):
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os.remove(self.torConfigLocation)
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torrcData = '''SocksPort ''' + str(self.socksPort) + '''
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HiddenServiceDir data/hs/
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\n''' + hsVer + '''\n
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HiddenServicePort 80 127.0.0.1:''' + str(self.hsPort) + '''
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DataDirectory data/tordata/
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'''
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torrc = open(self.torConfigLocation, 'w')
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torrc.write(torrcData)
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torrc.close()
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return
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def startTor(self):
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'''
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Start Tor with onion service on port 80 & socks proxy on random port
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'''
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self.generateTorrc()
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if os.path.exists('./tor'):
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torBinary = './tor'
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elif os.path.exists('/usr/bin/tor'):
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torBinary = '/usr/bin/tor'
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else:
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torBinary = 'tor'
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try:
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tor = subprocess.Popen([torBinary, '-f', self.torConfigLocation], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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except FileNotFoundError:
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logger.fatal("Tor was not found in your path or the Onionr directory. Please install Tor and try again.")
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sys.exit(1)
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else:
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# Test Tor Version
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torVersion = subprocess.Popen([torBinary, '--version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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for line in iter(torVersion.stdout.readline, b''):
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if 'Tor 0.2.' in line.decode():
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logger.warn("Running 0.2.x Tor series, no support for v3 onion peers")
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break
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torVersion.kill()
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# wait for tor to get to 100% bootstrap
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try:
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for line in iter(tor.stdout.readline, b''):
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if 'Bootstrapped 100%: Done' in line.decode():
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break
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elif 'Opening Socks listener' in line.decode():
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logger.debug(line.decode().replace('\n', ''))
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else:
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logger.fatal('Failed to start Tor. Maybe a stray instance of Tor used by Onionr is still running?')
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return False
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except KeyboardInterrupt:
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logger.fatal("Got keyboard interrupt.")
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return False
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logger.debug('Finished starting Tor.', timestamp=True)
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self.readyState = True
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myID = open('data/hs/hostname', 'r')
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self.myID = myID.read().replace('\n', '')
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myID.close()
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torPidFile = open('data/torPid.txt', 'w')
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torPidFile.write(str(tor.pid))
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torPidFile.close()
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return True
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def killTor(self):
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'''
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Properly kill tor based on pid saved to file
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'''
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try:
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pid = open('data/torPid.txt', 'r')
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pidN = pid.read()
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pid.close()
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except FileNotFoundError:
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return
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try:
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int(pidN)
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except:
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return
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try:
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os.kill(int(pidN), signal.SIGTERM)
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os.remove('data/torPid.txt')
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except ProcessLookupError:
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pass
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except FileNotFoundError:
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pass
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return
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