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| author | Pieter Wuille <pieter.wuille@gmail.com> | 2012-09-06 03:21:18 +0200 |
|---|---|---|
| committer | Pieter Wuille <pieter.wuille@gmail.com> | 2012-10-20 23:08:57 +0200 |
| commit | 44d40f26dcc73469bfbfda5f981c2c528d592ac7 (patch) | |
| tree | 94e27888554f534d352d9b90ca955464516411c8 /src | |
| parent | d979e6e36ac6be0d40b2a6bb70c668f9e6989ff9 (diff) | |
| download | bitcoin-44d40f26dcc73469bfbfda5f981c2c528d592ac7.tar.xz | |
Flush and sync block data
Diffstat (limited to 'src')
| -rw-r--r-- | src/main.cpp | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/src/main.cpp b/src/main.cpp index 6395a25415..44e690b959 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1498,6 +1498,23 @@ bool CBlock::DisconnectBlock(CBlockIndex *pindex, CCoinsViewCache &view) return true; } +void static FlushBlockFile() +{ + LOCK(cs_LastBlockFile); + + CDiskBlockPos posOld; + posOld.nFile = nLastBlockFile; + posOld.nPos = 0; + + FILE *fileOld = OpenBlockFile(posOld); + FileCommit(fileOld); + fclose(fileOld); + + fileOld = OpenUndoFile(posOld); + FileCommit(fileOld); + fclose(fileOld); +} + bool FindUndoPos(int nFile, CDiskBlockPos &pos, unsigned int nAddSize); bool CBlock::ConnectBlock(CBlockIndex* pindex, CCoinsViewCache &view, bool fJustCheck) @@ -1700,9 +1717,11 @@ bool SetBestChain(CBlockIndex* pindexNew) // Make sure it's successfully written to disk before changing memory structure bool fIsInitialDownload = IsInitialBlockDownload(); - if (!fIsInitialDownload || view.GetCacheSize()>5000) + if (!fIsInitialDownload || view.GetCacheSize()>5000) { + FlushBlockFile(); if (!view.Flush()) return false; + } // At this point, all changes have been done to the database. // Proceed by updating the memory structures. @@ -1823,7 +1842,6 @@ bool CBlock::AddToBlockIndex(const CDiskBlockPos &pos) } - bool FindBlockPos(CDiskBlockPos &pos, unsigned int nAddSize, unsigned int nHeight, uint64 nTime) { bool fUpdatedLast = false; @@ -1832,12 +1850,7 @@ bool FindBlockPos(CDiskBlockPos &pos, unsigned int nAddSize, unsigned int nHeigh while (infoLastBlockFile.nSize + nAddSize >= MAX_BLOCKFILE_SIZE) { printf("Leaving block file %i: %s\n", nLastBlockFile, infoLastBlockFile.ToString().c_str()); - FILE *file = OpenBlockFile(pos); - FileCommit(file); - fclose(file); - file = OpenUndoFile(pos); - FileCommit(file); - fclose(file); + FlushBlockFile(); nLastBlockFile++; infoLastBlockFile.SetNull(); pblocktree->ReadBlockFileInfo(nLastBlockFile, infoLastBlockFile); // check whether data for the new file somehow already exist; can fail just fine |