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erase the bad chain after disconnecting it

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Satoshi Nakamoto 2010-08-16 20:54:47 +00:00 committed by Gavin Andresen
parent bb3fd02930
commit 21ca2d833b
1 changed files with 12 additions and 0 deletions
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12
db.cpp
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@ -460,9 +460,12 @@ bool CTxDB::LoadBlockIndex()
ReadBestInvalidWork(bnBestInvalidWork); ReadBestInvalidWork(bnBestInvalidWork);
// Verify blocks in the best chain // Verify blocks in the best chain
vector<CBlockIndex*> vChain;
vector<CBlockIndex*> vBad;
CBlockIndex* pindexFork = NULL; CBlockIndex* pindexFork = NULL;
for (CBlockIndex* pindex = pindexBest; pindex && pindex->pprev; pindex = pindex->pprev) for (CBlockIndex* pindex = pindexBest; pindex && pindex->pprev; pindex = pindex->pprev)
{ {
vChain.push_back(pindex);
CBlock block; CBlock block;
if (!block.ReadFromDisk(pindex)) if (!block.ReadFromDisk(pindex))
return error("LoadBlockIndex() : block.ReadFromDisk failed"); return error("LoadBlockIndex() : block.ReadFromDisk failed");
@ -470,6 +473,7 @@ bool CTxDB::LoadBlockIndex()
{ {
printf("LoadBlockIndex() : *** found bad block at %d, hash=%s\n", pindex->nHeight, pindex->GetBlockHash().ToString().c_str()); printf("LoadBlockIndex() : *** found bad block at %d, hash=%s\n", pindex->nHeight, pindex->GetBlockHash().ToString().c_str());
pindexFork = pindex->pprev; pindexFork = pindex->pprev;
vBad = vChain;
} }
} }
if (pindexFork) if (pindexFork)
@ -480,6 +484,14 @@ bool CTxDB::LoadBlockIndex()
return error("LoadBlockIndex() : block.ReadFromDisk failed"); return error("LoadBlockIndex() : block.ReadFromDisk failed");
CTxDB txdb; CTxDB txdb;
block.SetBestChain(txdb, pindexFork); block.SetBestChain(txdb, pindexFork);
// Delete the bad chain
foreach(CBlockIndex* pindex, vBad)
{
txdb.EraseBlockIndex(pindex->GetBlockHash());
mapBlockIndex.erase(pindex->GetBlockHash());
delete pindex;
}
} }
return true; return true;