You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
107 lines
3.3 KiB
107 lines
3.3 KiB
#!/usr/bin/env python3
|
|
# Copyright (c) 2020 The Bitcoin Core developers
|
|
# Distributed under the MIT software license, see the accompanying
|
|
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
"""
|
|
Test addr relay
|
|
"""
|
|
|
|
from test_framework.messages import (
|
|
CAddress,
|
|
NODE_NETWORK,
|
|
NODE_WITNESS,
|
|
msg_addr,
|
|
)
|
|
from test_framework.p2p import P2PInterface
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_equal,
|
|
)
|
|
import time
|
|
|
|
|
|
class AddrReceiver(P2PInterface):
|
|
num_ipv4_received = 0
|
|
|
|
def on_addr(self, message):
|
|
for addr in message.addrs:
|
|
assert_equal(addr.nServices, 9)
|
|
if not 8333 <= addr.port < 8343:
|
|
raise AssertionError("Invalid addr.port of {} (8333-8342 expected)".format(addr.port))
|
|
assert addr.ip.startswith('123.123.123.')
|
|
self.num_ipv4_received += 1
|
|
|
|
|
|
class AddrTest(BitcoinTestFramework):
|
|
counter = 0
|
|
mocktime = int(time.time())
|
|
|
|
def set_test_params(self):
|
|
self.num_nodes = 1
|
|
|
|
def run_test(self):
|
|
self.oversized_addr_test()
|
|
self.relay_tests()
|
|
|
|
def setup_addr_msg(self, num):
|
|
addrs = []
|
|
for i in range(num):
|
|
addr = CAddress()
|
|
addr.time = self.mocktime + i
|
|
addr.nServices = NODE_NETWORK | NODE_WITNESS
|
|
addr.ip = f"123.123.123.{self.counter % 256}"
|
|
addr.port = 8333 + i
|
|
addrs.append(addr)
|
|
self.counter += 1
|
|
|
|
msg = msg_addr()
|
|
msg.addrs = addrs
|
|
return msg
|
|
|
|
def oversized_addr_test(self):
|
|
self.log.info('Send an addr message that is too large')
|
|
addr_source = self.nodes[0].add_p2p_connection(P2PInterface())
|
|
|
|
msg = self.setup_addr_msg(1010)
|
|
with self.nodes[0].assert_debug_log(['addr message size = 1010']):
|
|
addr_source.send_and_ping(msg)
|
|
|
|
self.nodes[0].disconnect_p2ps()
|
|
|
|
def relay_tests(self):
|
|
self.log.info('Check that addr message content is relayed and added to addrman')
|
|
addr_source = self.nodes[0].add_p2p_connection(P2PInterface())
|
|
num_receivers = 7
|
|
receivers = []
|
|
for _ in range(num_receivers):
|
|
receivers.append(self.nodes[0].add_p2p_connection(AddrReceiver()))
|
|
|
|
# Keep this with length <= 10. Addresses from larger messages are not
|
|
# relayed.
|
|
num_ipv4_addrs = 10
|
|
msg = self.setup_addr_msg(num_ipv4_addrs)
|
|
with self.nodes[0].assert_debug_log(
|
|
[
|
|
'Added {} addresses from 127.0.0.1: 0 tried'.format(num_ipv4_addrs),
|
|
'received: addr (301 bytes) peer=1',
|
|
]
|
|
):
|
|
addr_source.send_and_ping(msg)
|
|
self.mocktime += 30 * 60
|
|
self.nodes[0].setmocktime(self.mocktime)
|
|
for receiver in receivers:
|
|
receiver.sync_with_ping()
|
|
|
|
total_ipv4_received = sum(r.num_ipv4_received for r in receivers)
|
|
|
|
# Every IPv4 address must be relayed to two peers, other than the
|
|
# originating node (addr_source).
|
|
ipv4_branching_factor = 2
|
|
assert_equal(total_ipv4_received, num_ipv4_addrs * ipv4_branching_factor)
|
|
|
|
self.nodes[0].disconnect_p2ps()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
AddrTest().main()
|