Files
bitcoin/test/functional/feature_abortnode.py
MarcoFalke fa5f297748 scripted-diff: [doc] Unify stale copyright headers
-BEGIN VERIFY SCRIPT-

 sed --in-place --regexp-extended \
   's;( 20[0-2][0-9])(-20[0-2][0-9])? The Bitcoin Core developers;\1-present The Bitcoin Core developers;g' \
   $( git grep -l 'The Bitcoin Core developers' -- ':(exclude)COPYING' ':(exclude)src/ipc/libmultiprocess' ':(exclude)src/minisketch' )

-END VERIFY SCRIPT-
2025-12-16 22:21:15 +01:00

46 lines
1.7 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2019-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 bitcoind aborts if can't disconnect a block.
- Start a single node and generate 3 blocks.
- Delete the undo data.
- Mine a fork that requires disconnecting the tip.
- Verify that bitcoind AbortNode's.
"""
from test_framework.test_framework import BitcoinTestFramework
class AbortNodeTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
def setup_network(self):
self.setup_nodes()
# We'll connect the nodes later
def run_test(self):
self.generate(self.nodes[0], 3, sync_fun=self.no_op)
# Deleting the undo file will result in reorg failure
(self.nodes[0].blocks_path / "rev00000.dat").unlink()
# Connecting to a node with a more work chain will trigger a reorg
# attempt.
self.generate(self.nodes[1], 3, sync_fun=self.no_op)
with self.nodes[0].assert_debug_log(["Failed to disconnect block"]):
self.connect_nodes(0, 1)
self.generate(self.nodes[1], 1, sync_fun=self.no_op)
# Check that node0 aborted
self.log.info("Waiting for crash")
self.nodes[0].wait_until_stopped(timeout=5, expect_error=True, expected_stderr="Error: A fatal internal error occurred, see debug.log for details: Failed to disconnect block.")
self.log.info("Node crashed - now verifying restart fails")
self.nodes[0].assert_start_raises_init_error()
if __name__ == '__main__':
AbortNodeTest(__file__).main()