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#!/usr/bin/env python3
# Copyright (c) 2021 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 p2p addr-fetch connections
"""
import time
from test_framework.messages import msg_addr, CAddress, NODE_NETWORK, NODE_WITNESS
from test_framework.p2p import P2PInterface, p2p_lock
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal
ADDR = CAddress()
ADDR.time = int(time.time())
ADDR.nServices = NODE_NETWORK | NODE_WITNESS
ADDR.ip = "192.0.0.8"
ADDR.port = 18444
class P2PAddrFetch(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 1
def run_test(self):
node = self.nodes[0]
self.log.info("Connect to an addr-fetch peer")
peer = node.add_outbound_p2p_connection(P2PInterface(), p2p_idx=0, connection_type="addr-fetch")
info = node.getpeerinfo()
assert_equal(len(info), 1)
assert_equal(info[0]['connection_type'], 'addr-fetch')
self.log.info("Check that we send getaddr but don't try to sync headers with the addr-fetch peer")
peer.sync_send_with_ping()
with p2p_lock:
assert peer.message_count['getaddr'] == 1
assert peer.message_count['getheaders'] == 0
self.log.info("Check that answering the getaddr with a single address does not lead to disconnect")
# This prevents disconnecting on self-announcements
msg = msg_addr()
msg.addrs = [ADDR]
peer.send_and_ping(msg)
assert_equal(len(node.getpeerinfo()), 1)
self.log.info("Check that answering with larger addr messages leads to disconnect")
msg.addrs = [ADDR] * 2
peer.send_message(msg)
peer.wait_for_disconnect(timeout=5)
self.log.info("Check timeout for addr-fetch peer that does not send addrs")
peer = node.add_outbound_p2p_connection(P2PInterface(), p2p_idx=1, connection_type="addr-fetch")
node.setmocktime(int(time.time()) + 301) # Timeout: 5 minutes
peer.wait_for_disconnect(timeout=5)
if __name__ == '__main__':
P2PAddrFetch().main()
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