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test: Non-Shy version sender

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MarcoFalke 2024-07-16 13:40:43 +02:00
parent 6f9db1ebca
commit faed5d3870
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1 changed files with 23 additions and 1 deletions
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24
test/functional/p2p_add_connections.py
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@ -1,5 +1,5 @@
#!/usr/bin/env python3
# Copyright (c) 2020-2021 The Bitcoin Core developers
# Copyright (c) 2020-present 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 add_outbound_p2p_connection test framework functionality"""
@ -11,6 +11,14 @@ from test_framework.util import (
check_node_connections,
)
class VersionSender(P2PInterface):
def on_open(self):
assert self.on_connection_send_msg is not None
self.send_version()
assert self.on_connection_send_msg is None
class P2PFeelerReceiver(P2PInterface):
def on_version(self, message):
# The bitcoind node closes feeler connections as soon as a version
@ -106,5 +114,19 @@ class P2PAddConnections(BitcoinTestFramework):
# Feeler connections do not request tx relay
assert_equal(feeler_conn.last_message["version"].relay, 0)
self.log.info("Send version message early to node")
# Normally the test framework would be shy and send the version message
# only after it received one. See the on_version method. Check that
# bitcoind behaves properly when a version is sent unexpectedly (but
# tolerably) early.
#
# This checks that bitcoind sends its own version prior to processing
# the remote version (and replying with a verack). Otherwise it would
# be violating its own rules, such as "non-version message before
# version handshake".
ver_conn = self.nodes[0].add_outbound_p2p_connection(VersionSender(), p2p_idx=6, connection_type="outbound-full-relay", supports_v2_p2p=False, advertise_v2_p2p=False)
ver_conn.sync_with_ping()
if __name__ == '__main__':
P2PAddConnections().main()