forked from bitcoin/bitcoin
-
Notifications
You must be signed in to change notification settings - Fork 0
/
feature_abortnode.py
executable file
·45 lines (35 loc) · 1.69 KB
/
feature_abortnode.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
#!/usr/bin/env python3
# Copyright (c) 2019-2021 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().main()