85165d4332
-BEGIN VERIFY SCRIPT- sed -i 's/\.mininode/\.p2p/g' $(git grep -l "mininode") git mv test/functional/test_framework/mininode.py test/functional/test_framework/p2p.py -END VERIFY SCRIPT-
110 lines
3.6 KiB
Python
Executable file
110 lines
3.6 KiB
Python
Executable file
#!/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 response caching"""
|
|
|
|
import time
|
|
from test_framework.messages import (
|
|
CAddress,
|
|
NODE_NETWORK,
|
|
NODE_WITNESS,
|
|
msg_addr,
|
|
msg_getaddr,
|
|
)
|
|
from test_framework.p2p import (
|
|
P2PInterface,
|
|
p2p_lock
|
|
)
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_equal,
|
|
)
|
|
|
|
MAX_ADDR_TO_SEND = 1000
|
|
|
|
def gen_addrs(n):
|
|
addrs = []
|
|
for i in range(n):
|
|
addr = CAddress()
|
|
addr.time = int(time.time())
|
|
addr.nServices = NODE_NETWORK | NODE_WITNESS
|
|
# Use first octets to occupy different AddrMan buckets
|
|
first_octet = i >> 8
|
|
second_octet = i % 256
|
|
addr.ip = "{}.{}.1.1".format(first_octet, second_octet)
|
|
addr.port = 8333
|
|
addrs.append(addr)
|
|
return addrs
|
|
|
|
class AddrReceiver(P2PInterface):
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
self.received_addrs = None
|
|
|
|
def get_received_addrs(self):
|
|
with p2p_lock:
|
|
return self.received_addrs
|
|
|
|
def on_addr(self, message):
|
|
self.received_addrs = []
|
|
for addr in message.addrs:
|
|
self.received_addrs.append(addr.ip)
|
|
|
|
def addr_received(self):
|
|
return self.received_addrs is not None
|
|
|
|
|
|
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 and requests addr messages')
|
|
addr_source = self.nodes[0].add_p2p_connection(P2PInterface())
|
|
|
|
msg_send_addrs = msg_addr()
|
|
self.log.info('Fill peer AddrMan with a lot of records')
|
|
# Since these addrs are sent from the same source, not all of them will be stored,
|
|
# because we allocate a limited number of AddrMan buckets per addr source.
|
|
total_addrs = 10000
|
|
addrs = gen_addrs(total_addrs)
|
|
for i in range(int(total_addrs/MAX_ADDR_TO_SEND)):
|
|
msg_send_addrs.addrs = addrs[i * MAX_ADDR_TO_SEND:(i + 1) * MAX_ADDR_TO_SEND]
|
|
addr_source.send_and_ping(msg_send_addrs)
|
|
|
|
responses = []
|
|
self.log.info('Send many addr requests within short time to receive same response')
|
|
N = 5
|
|
cur_mock_time = int(time.time())
|
|
for i in range(N):
|
|
addr_receiver = self.nodes[0].add_p2p_connection(AddrReceiver())
|
|
addr_receiver.send_and_ping(msg_getaddr())
|
|
# Trigger response
|
|
cur_mock_time += 5 * 60
|
|
self.nodes[0].setmocktime(cur_mock_time)
|
|
addr_receiver.wait_until(addr_receiver.addr_received)
|
|
responses.append(addr_receiver.get_received_addrs())
|
|
for response in responses[1:]:
|
|
assert_equal(response, responses[0])
|
|
assert(len(response) < MAX_ADDR_TO_SEND)
|
|
|
|
cur_mock_time += 3 * 24 * 60 * 60
|
|
self.nodes[0].setmocktime(cur_mock_time)
|
|
|
|
self.log.info('After time passed, see a new response to addr request')
|
|
last_addr_receiver = self.nodes[0].add_p2p_connection(AddrReceiver())
|
|
last_addr_receiver.send_and_ping(msg_getaddr())
|
|
# Trigger response
|
|
cur_mock_time += 5 * 60
|
|
self.nodes[0].setmocktime(cur_mock_time)
|
|
last_addr_receiver.wait_until(last_addr_receiver.addr_received)
|
|
# new response is different
|
|
assert(set(responses[0]) != set(last_addr_receiver.get_received_addrs()))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
AddrTest().main()
|