79 lines
2.2 KiB
Python
79 lines
2.2 KiB
Python
import shelve
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from threading import Thread
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from time import sleep
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import os
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import dbm
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import traceback
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from typing import Callable
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from gossip.peer import Peer
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from gossip.peerset import gossip_peer_set
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from utils.identifyhome import identify_home
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from logger import log as logging
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import config
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from getsocks import get_socks
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from torpeer import TorPeer
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from torfilepaths import control_socket, peer_database_file
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bootstrap_file = f'{os.path.dirname(os.path.realpath(__file__))}/bootstrap.txt'
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def load_existing_peers(callback: Callable):
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"""Load peers saved to disk"""
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peer_address: str = ''
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# the peers here are saved on clean shutdown
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with shelve.open(peer_database_file, 'r') as tor_peer_db:
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peer_address: str = tor_peer_db.nextkey()
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while peer_address:
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Thread(
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target=callback,
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args=[tor_peer_db[peer_address]],
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name=f'{peer_address} connection attempt',
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daemon=True).start()
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def on_bootstrap(api, data):
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callback_func = data['callback']
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try:
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load_existing_peers(callback_func)
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except dbm.error:
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try:
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with open(bootstrap_file, 'r') as bootstrap_file_obj:
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bootstrap_nodes = set(bootstrap_file_obj.read().split(','))
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except FileNotFoundError:
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bootstrap_nodes = set()
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except Exception as _:
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logging.warn(traceback.format_exc())
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return
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else:
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return
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while not os.path.exists(control_socket):
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sleep(0.1)
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while not config.get('tor.transport_address'):
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sleep(1)
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try:
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config.reload()
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except Exception:
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logging.error(traceback.format_exc())
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socks_address, socks_port = get_socks()[0]
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for address in bootstrap_nodes:
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if address == config.get('tor.transport_address').replace('.onion', '') or not address:
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continue
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assert not address.endswith('.onion')
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address += '.onion'
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# Tell the gossip logic that this peer is ready to connect
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# it will add it to data['peer_set'] if it responds to ping
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Thread(
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target=callback_func,
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args=[TorPeer(socks_address, socks_port, address)],
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daemon=True).start()
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