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author | MarcoFalke <falke.marco@gmail.com> | 2020-04-14 13:24:18 -0400 |
---|---|---|
committer | MarcoFalke <falke.marco@gmail.com> | 2020-06-19 07:25:36 -0400 |
commit | fa3365430c5fb57d7c0b5f2bce9fbbe290be93c3 (patch) | |
tree | 4395ac07b8f72de675cf1675a392e10abe068175 /test/functional | |
parent | faab4aaf2fa1153c6d76efc8113fa01b06943ece (diff) | |
download | bitcoin-fa3365430c5fb57d7c0b5f2bce9fbbe290be93c3.tar.xz |
net: Use mockable time for ping/pong, add tests
Diffstat (limited to 'test/functional')
-rwxr-xr-x | test/functional/feature_bip68_sequence.py | 5 | ||||
-rwxr-xr-x | test/functional/feature_maxuploadtarget.py | 6 | ||||
-rwxr-xr-x | test/functional/p2p_ping.py | 123 | ||||
-rwxr-xr-x | test/functional/test_runner.py | 1 |
4 files changed, 133 insertions, 2 deletions
diff --git a/test/functional/feature_bip68_sequence.py b/test/functional/feature_bip68_sequence.py index 549e8b2029..19cdc10935 100755 --- a/test/functional/feature_bip68_sequence.py +++ b/test/functional/feature_bip68_sequence.py @@ -30,7 +30,10 @@ class BIP68Test(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 2 self.extra_args = [ - ["-acceptnonstdtxn=1"], + [ + "-acceptnonstdtxn=1", + "-peertimeout=9999", # bump because mocktime might cause a disconnect otherwise + ], ["-acceptnonstdtxn=0"], ] diff --git a/test/functional/feature_maxuploadtarget.py b/test/functional/feature_maxuploadtarget.py index 7eabf86cad..ffcc65d5bb 100755 --- a/test/functional/feature_maxuploadtarget.py +++ b/test/functional/feature_maxuploadtarget.py @@ -35,7 +35,11 @@ class MaxUploadTest(BitcoinTestFramework): def set_test_params(self): self.setup_clean_chain = True self.num_nodes = 1 - self.extra_args = [["-maxuploadtarget=800", "-acceptnonstdtxn=1"]] + self.extra_args = [[ + "-maxuploadtarget=800", + "-acceptnonstdtxn=1", + "-peertimeout=9999", # bump because mocktime might cause a disconnect otherwise + ]] self.supports_cli = False # Cache for utxos, as the listunspent may take a long time later in the test diff --git a/test/functional/p2p_ping.py b/test/functional/p2p_ping.py new file mode 100755 index 0000000000..e00af88cc4 --- /dev/null +++ b/test/functional/p2p_ping.py @@ -0,0 +1,123 @@ +#!/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 ping message +""" + +import time + +from test_framework.messages import ( + msg_pong, +) +from test_framework.mininode import ( + P2PInterface, + wait_until, +) +from test_framework.test_framework import BitcoinTestFramework +from test_framework.util import assert_equal + +PING_INTERVAL = 2 * 60 + + +class msg_pong_corrupt(msg_pong): + def serialize(self): + return b"" + + +class NodePongAdd1(P2PInterface): + def on_ping(self, message): + self.send_message(msg_pong(message.nonce + 1)) + + +class NodeNoPong(P2PInterface): + def on_ping(self, message): + pass + + +class PingPongTest(BitcoinTestFramework): + def set_test_params(self): + self.setup_clean_chain = True + self.num_nodes = 1 + self.extra_args = [['-peertimeout=3']] + + def check_peer_info(self, *, pingtime, minping, pingwait): + stats = self.nodes[0].getpeerinfo()[0] + assert_equal(stats.pop('pingtime', None), pingtime) + assert_equal(stats.pop('minping', None), minping) + assert_equal(stats.pop('pingwait', None), pingwait) + + def mock_forward(self, delta): + self.mock_time += delta + self.nodes[0].setmocktime(self.mock_time) + + def run_test(self): + self.mock_time = int(time.time()) + self.mock_forward(0) + + self.log.info('Check that ping is sent after connection is established') + no_pong_node = self.nodes[0].add_p2p_connection(NodeNoPong()) + self.mock_forward(3) + assert no_pong_node.last_message.pop('ping').nonce != 0 + self.check_peer_info(pingtime=None, minping=None, pingwait=3) + + self.log.info('Reply without nonce cancels ping') + with self.nodes[0].assert_debug_log(['pong peer=0: Short payload']): + no_pong_node.send_and_ping(msg_pong_corrupt()) + self.check_peer_info(pingtime=None, minping=None, pingwait=None) + + self.log.info('Reply without ping') + with self.nodes[0].assert_debug_log([ + 'pong peer=0: Unsolicited pong without ping, 0 expected, 0 received, 8 bytes', + ]): + no_pong_node.send_and_ping(msg_pong()) + self.check_peer_info(pingtime=None, minping=None, pingwait=None) + + self.log.info('Reply with wrong nonce does not cancel ping') + assert 'ping' not in no_pong_node.last_message + with self.nodes[0].assert_debug_log(['pong peer=0: Nonce mismatch']): + # mock time PING_INTERVAL ahead to trigger node into sending a ping + self.mock_forward(PING_INTERVAL + 1) + wait_until(lambda: 'ping' in no_pong_node.last_message) + self.mock_forward(9) + # Send the wrong pong + no_pong_node.send_and_ping(msg_pong(no_pong_node.last_message.pop('ping').nonce - 1)) + self.check_peer_info(pingtime=None, minping=None, pingwait=9) + + self.log.info('Reply with zero nonce does cancel ping') + with self.nodes[0].assert_debug_log(['pong peer=0: Nonce zero']): + no_pong_node.send_and_ping(msg_pong(0)) + self.check_peer_info(pingtime=None, minping=None, pingwait=None) + + self.log.info('Check that ping is properly reported on RPC') + assert 'ping' not in no_pong_node.last_message + # mock time PING_INTERVAL ahead to trigger node into sending a ping + self.mock_forward(PING_INTERVAL + 1) + wait_until(lambda: 'ping' in no_pong_node.last_message) + ping_delay = 29 + self.mock_forward(ping_delay) + wait_until(lambda: 'ping' in no_pong_node.last_message) + no_pong_node.send_and_ping(msg_pong(no_pong_node.last_message.pop('ping').nonce)) + self.check_peer_info(pingtime=ping_delay, minping=ping_delay, pingwait=None) + + self.log.info('Check that minping is decreased after a fast roundtrip') + # mock time PING_INTERVAL ahead to trigger node into sending a ping + self.mock_forward(PING_INTERVAL + 1) + wait_until(lambda: 'ping' in no_pong_node.last_message) + ping_delay = 9 + self.mock_forward(ping_delay) + wait_until(lambda: 'ping' in no_pong_node.last_message) + no_pong_node.send_and_ping(msg_pong(no_pong_node.last_message.pop('ping').nonce)) + self.check_peer_info(pingtime=ping_delay, minping=ping_delay, pingwait=None) + + self.log.info('Check that peer is disconnected after ping timeout') + assert 'ping' not in no_pong_node.last_message + self.nodes[0].ping() + wait_until(lambda: 'ping' in no_pong_node.last_message) + with self.nodes[0].assert_debug_log(['ping timeout: 1201.000000s']): + self.mock_forward(20 * 60 + 1) + time.sleep(4) # peertimeout + 1 + + +if __name__ == '__main__': + PingPongTest().main() diff --git a/test/functional/test_runner.py b/test/functional/test_runner.py index 79a172706c..f94c7e35a4 100755 --- a/test/functional/test_runner.py +++ b/test/functional/test_runner.py @@ -236,6 +236,7 @@ BASE_SCRIPTS = [ 'mempool_compatibility.py', 'rpc_deriveaddresses.py', 'rpc_deriveaddresses.py --usecli', + 'p2p_ping.py', 'rpc_scantxoutset.py', 'feature_logging.py', 'p2p_node_network_limited.py', |