#!/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.mininode import ( P2PInterface, ) from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, ) import time 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): def on_addr(self, message): for addr in message.addrs: assert_equal(addr.nServices, 9) assert addr.ip.startswith('123.123.123.') assert (8333 <= addr.port < 8343) class AddrTest(BitcoinTestFramework): def set_test_params(self): self.setup_clean_chain = False self.num_nodes = 1 def run_test(self): self.log.info('Create connection that sends addr messages') addr_source = self.nodes[0].add_p2p_connection(P2PInterface()) msg = msg_addr() self.log.info('Send too-large addr message') msg.addrs = ADDRS * 101 with self.nodes[0].assert_debug_log(['addr message size = 1010']): addr_source.send_and_ping(msg) self.log.info('Check that addr 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: addr (301 bytes) peer=0', 'sending addr (301 bytes) peer=1', ]): addr_source.send_and_ping(msg) self.nodes[0].setmocktime(int(time.time()) + 30 * 60) addr_receiver.sync_with_ping() if __name__ == '__main__': AddrTest().main()