Fix CheckBlockIndex for reindex.

Some tests in CheckBlockIndex require chainActive.Tip(), but when reindexing, chainActive has not been set on the first call to CheckBlockIndex.

reindex.py starts a node, mines 3 blocks, stops, and reindexes with CheckBlockIndex enabled.

Rebased-From: 0421c18f3a
Github-Pull: #6012
This commit is contained in:
mrbandrews 2015-04-09 11:08:39 -04:00 committed by Wladimir J. van der Laan
parent eae305f4c4
commit 57d1f46952
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2 changed files with 42 additions and 0 deletions

34
qa/rpc-tests/reindex.py Executable file
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@ -0,0 +1,34 @@
#!/usr/bin/env python2
# Copyright (c) 2014 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 -reindex with CheckBlockIndex
#
from test_framework import BitcoinTestFramework
from bitcoinrpc.authproxy import AuthServiceProxy, JSONRPCException
from util import *
import os.path
class ReindexTest(BitcoinTestFramework):
def setup_chain(self):
print("Initializing test directory "+self.options.tmpdir)
initialize_chain_clean(self.options.tmpdir, 1)
def setup_network(self):
self.nodes = []
self.is_network_split = False
self.nodes.append(start_node(0, self.options.tmpdir))
def run_test(self):
self.nodes[0].generate(3)
stop_node(self.nodes[0], 0)
wait_bitcoinds()
self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug", "-reindex", "-checkblockindex=1"])
assert_equal(self.nodes[0].getblockcount(), 3)
print "Success"
if __name__ == '__main__':
ReindexTest().main()

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@ -3227,6 +3227,14 @@ void static CheckBlockIndex()
LOCK(cs_main);
// During a reindex, we read the genesis block and call CheckBlockIndex before ActivateBestChain,
// so we have the genesis block in mapBlockIndex but no active chain. (A few of the tests when
// iterating the block tree require that chainActive has been initialized.)
if (chainActive.Height() < 0) {
assert(mapBlockIndex.size() <= 1);
return;
}
// Build forward-pointing map of the entire block tree.
std::multimap<CBlockIndex*,CBlockIndex*> forward;
for (BlockMap::iterator it = mapBlockIndex.begin(); it != mapBlockIndex.end(); it++) {