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#!/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 addrv2 relay
"""
import time
from test_framework.messages import (
CAddress,
msg_addrv2,
NODE_NETWORK,
NODE_WITNESS,
)
from test_framework.p2p import P2PInterface
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal
ADDRS = []
for i in range(10):
addr = CAddress()
addr.time = int(time.time()) + i
addr.nServices = NODE_NETWORK | NODE_WITNESS
addr.ip = "123.123.123.{}".format(i % 256)
addr.port = 8333 + i
ADDRS.append(addr)
class AddrReceiver(P2PInterface):
addrv2_received_and_checked = False
def __init__(self):
super().__init__(support_addrv2 = True)
def on_addrv2(self, message):
for addr in message.addrs:
assert_equal(addr.nServices, NODE_NETWORK | NODE_WITNESS)
assert addr.ip.startswith('123.123.123.')
assert (8333 <= addr.port < 8343)
self.addrv2_received_and_checked = True
def wait_for_addrv2(self):
self.wait_until(lambda: "addrv2" in self.last_message)
class AddrTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 1
def run_test(self):
self.log.info('Create connection that sends addrv2 messages')
addr_source = self.nodes[0].add_p2p_connection(P2PInterface())
msg = msg_addrv2()
self.log.info('Send too-large addrv2 message')
msg.addrs = ADDRS * 101
with self.nodes[0].assert_debug_log(['addrv2 message size = 1010']):
addr_source.send_and_ping(msg)
self.log.info('Check that addrv2 message content is relayed and added to addrman')
addr_receiver = self.nodes[0].add_p2p_connection(AddrReceiver())
msg.addrs = ADDRS
with self.nodes[0].assert_debug_log([
'Added 10 addresses from 127.0.0.1: 0 tried',
'received: addrv2 (131 bytes) peer=0',
'sending addrv2 (131 bytes) peer=1',
]):
addr_source.send_and_ping(msg)
self.nodes[0].setmocktime(int(time.time()) + 30 * 60)
addr_receiver.wait_for_addrv2()
assert addr_receiver.addrv2_received_and_checked
if __name__ == '__main__':
AddrTest().main()
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