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merge bitcoin#30118: improve robustness of connect_nodes()

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UdjinM6 2024-05-23 10:00:00 -04:00 committed by Kittywhiskers Van Gogh
parent ac94de23ae
commit e458adb61c
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2 changed files with 21 additions and 9 deletions
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28
test/functional/test_framework/test_framework.py
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@ -697,23 +697,35 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
from_connection = self.nodes[a]
to_connection = self.nodes[b]
from_num_peers = 1 + len(from_connection.getpeerinfo())
to_num_peers = 1 + len(to_connection.getpeerinfo())
ip_port = "127.0.0.1:" + str(p2p_port(b))
from_connection.addnode(ip_port, "onetry")
# Use subversion as peer id. Test nodes have their node number appended to the user agent string
from_connection_subver = from_connection.getnetworkinfo()['subversion']
to_connection_subver = to_connection.getnetworkinfo()['subversion']
def find_conn(node, peer_subversion, inbound):
return next(filter(lambda peer: peer['subver'] == peer_subversion and peer['inbound'] == inbound, node.getpeerinfo()), None)
# poll until version handshake complete to avoid race conditions
# with transaction relaying
# See comments in net_processing:
# * Must have a version message before anything else
# * Must have a verack message before anything else
self.wait_until(lambda: sum(peer['version'] != 0 for peer in from_connection.getpeerinfo()) == from_num_peers)
self.wait_until(lambda: sum(peer['version'] != 0 for peer in to_connection.getpeerinfo()) == to_num_peers)
self.wait_until(lambda: sum(peer['bytesrecv_per_msg'].pop('verack', 0) == 24 for peer in from_connection.getpeerinfo()) == from_num_peers)
self.wait_until(lambda: sum(peer['bytesrecv_per_msg'].pop('verack', 0) == 24 for peer in to_connection.getpeerinfo()) == to_num_peers)
self.wait_until(lambda: find_conn(from_connection, to_connection_subver, inbound=False) is not None)
self.wait_until(lambda: find_conn(to_connection, from_connection_subver, inbound=True) is not None)
def check_bytesrecv(peer, msg_type, min_bytes_recv):
assert peer is not None, "Error: peer disconnected"
return peer['bytesrecv_per_msg'].pop(msg_type, 0) >= min_bytes_recv
self.wait_until(lambda: check_bytesrecv(find_conn(from_connection, to_connection_subver, inbound=False), 'verack', 24))
self.wait_until(lambda: check_bytesrecv(find_conn(to_connection, from_connection_subver, inbound=True), 'verack', 24))
# The message bytes are counted before processing the message, so make
# sure it was fully processed by waiting for a ping.
self.wait_until(lambda: sum(peer["bytesrecv_per_msg"].pop("pong", 0) >= 32 for peer in from_connection.getpeerinfo()) == from_num_peers)
self.wait_until(lambda: sum(peer["bytesrecv_per_msg"].pop("pong", 0) >= 32 for peer in to_connection.getpeerinfo()) == to_num_peers)
self.wait_until(lambda: check_bytesrecv(find_conn(from_connection, to_connection_subver, inbound=False), 'pong', 32))
self.wait_until(lambda: check_bytesrecv(find_conn(to_connection, from_connection_subver, inbound=True), 'pong', 32))
def disconnect_nodes(self, a, b):
# A node cannot disconnect from itself, bail out early

2
test/functional/test_framework/test_node.py
View File

@ -103,7 +103,7 @@ class TestNode():
"-debug",
"-debugexclude=libevent",
"-debugexclude=leveldb",
"-uacomment=testnode%d" % i,
"-uacomment=testnode%d" % i, # required for subversion uniqueness across peers
]
if self.mocktime != 0:
self.args.append(f"-mocktime={mocktime}")