stem_examples/src/stem_examples/list_circuits.py

#!/usr/local/bin/python3.sh
# -*-mode: python; py-indent-offset: 2; indent-tabs-mode: nil; coding: utf-8-unix -*-

# http://vt5hknv6sblkgf22.onion/tutorials/examples/list_circuits.html

import sys
import os
import getpass
from stem import CircStatus
from tor_controller import get_controller

def iMain():
    if os.path.exists('/run/tor/control'):
        controller = get_controller(unix='/run/tor/control')
    else:
        controller = get_controller(port=9051)

    password = os.environ.get('TOR_CONTROLLER_PASSWORD', '')
    try:
        controller.authenticate(password)

        for circ in sorted(controller.get_circuits()):
          if circ.status != CircStatus.BUILT:
            continue

          print("")
          print("Circuit %s (%s)" % (circ.id, circ.purpose))

          for i, entry in enumerate(circ.path):
            div = '+' if (i == len(circ.path) - 1) else '|'
            fingerprint, nickname = entry

            desc = controller.get_network_status(fingerprint, None)
            address = desc.address if desc else 'unknown'

            print(" %s- %s (%s, %s)" % (div, fingerprint, nickname, address))

    except Exception as e:
        print(e)
    finally:
        del controller
    return 0

if __name__ == '__main__':
    sys.exit(    iMain()  )