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38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
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#!/usr/bin/env python3
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# Copyright (c) 2023-present The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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import threading
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from test_framework.messages import MAX_PROTOCOL_MESSAGE_LENGTH
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import random_bytes
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class NetDeadlockTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 2
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def run_test(self):
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node0 = self.nodes[0]
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node1 = self.nodes[1]
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self.log.info("Simultaneously send a large message on both sides")
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rand_msg = random_bytes(MAX_PROTOCOL_MESSAGE_LENGTH).hex()
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thread0 = threading.Thread(target=node0.sendmsgtopeer, args=(0, "unknown", rand_msg))
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thread1 = threading.Thread(target=node1.sendmsgtopeer, args=(0, "unknown", rand_msg))
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thread0.start()
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thread1.start()
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thread0.join()
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thread1.join()
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self.log.info("Check whether a deadlock happened")
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self.nodes[0].generate(1)
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self.sync_blocks()
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if __name__ == '__main__':
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NetDeadlockTest().main()
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