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[Wallet] Do not flush the wallet in AddToWalletIfInvolvingMe(..)

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This commit is contained in:
Cozz Lovan 2014-08-31 05:55:27 +02:00
parent 29f96e8bc6
commit 44bc988e7b
8 changed files with 30 additions and 19 deletions
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4
src/db.cpp
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@ -218,10 +218,11 @@ void CDBEnv::CheckpointLSN(const std::string& strFile)
}
CDB::CDB(const std::string& strFilename, const char* pszMode) : pdb(NULL), activeTxn(NULL)
CDB::CDB(const std::string& strFilename, const char* pszMode, bool fFlushOnCloseIn) : pdb(NULL), activeTxn(NULL)
{
int ret;
fReadOnly = (!strchr(pszMode, '+') && !strchr(pszMode, 'w'));
fFlushOnClose = fFlushOnCloseIn;
if (strFilename.empty())
return;
@ -298,6 +299,7 @@ void CDB::Close()
activeTxn = NULL;
pdb = NULL;
if (fFlushOnClose)
Flush();
{

3
src/db.h
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@ -97,8 +97,9 @@ protected:
std::string strFile;
DbTxn* activeTxn;
bool fReadOnly;
bool fFlushOnClose;
explicit CDB(const std::string& strFilename, const char* pszMode = "r+");
explicit CDB(const std::string& strFilename, const char* pszMode = "r+", bool fFlushOnCloseIn=true);
~CDB() { Close(); }
public:

4
src/init.cpp
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@ -1177,6 +1177,8 @@ bool AppInit2(boost::thread_group& threadGroup)
// Restore wallet transaction metadata after -zapwallettxes=1
if (GetBoolArg("-zapwallettxes", false) && GetArg("-zapwallettxes", "1") != "2")
{
CWalletDB walletdb(strWalletFile);
BOOST_FOREACH(const CWalletTx& wtxOld, vWtx)
{
uint256 hash = wtxOld.GetHash();
@ -1192,7 +1194,7 @@ bool AppInit2(boost::thread_group& threadGroup)
copyTo->fFromMe = copyFrom->fFromMe;
copyTo->strFromAccount = copyFrom->strFromAccount;
copyTo->nOrderPos = copyFrom->nOrderPos;
copyTo->WriteToDisk();
copyTo->WriteToDisk(&walletdb);
}
}
}

6
src/test/accounting_tests.cpp
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@ -46,7 +46,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade)
walletdb.WriteAccountingEntry(ae);
wtx.mapValue["comment"] = "z";
pwalletMain->AddToWallet(wtx);
pwalletMain->AddToWallet(wtx, false, &walletdb);
vpwtx.push_back(&pwalletMain->mapWallet[wtx.GetHash()]);
vpwtx[0]->nTimeReceived = (unsigned int)1333333335;
vpwtx[0]->nOrderPos = -1;
@ -88,7 +88,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade)
--tx.nLockTime; // Just to change the hash :)
*static_cast<CTransaction*>(&wtx) = CTransaction(tx);
}
pwalletMain->AddToWallet(wtx);
pwalletMain->AddToWallet(wtx, false, &walletdb);
vpwtx.push_back(&pwalletMain->mapWallet[wtx.GetHash()]);
vpwtx[1]->nTimeReceived = (unsigned int)1333333336;
@ -98,7 +98,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade)
--tx.nLockTime; // Just to change the hash :)
*static_cast<CTransaction*>(&wtx) = CTransaction(tx);
}
pwalletMain->AddToWallet(wtx);
pwalletMain->AddToWallet(wtx, false, &walletdb);
vpwtx.push_back(&pwalletMain->mapWallet[wtx.GetHash()]);
vpwtx[2]->nTimeReceived = (unsigned int)1333333329;
vpwtx[2]->nOrderPos = -1;

22
src/wallet.cpp
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@ -512,7 +512,7 @@ void CWallet::MarkDirty()
}
}
bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet)
bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletDB* pwalletdb)
{
uint256 hash = wtxIn.GetHash();
@ -533,7 +533,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet)
if (fInsertedNew)
{
wtx.nTimeReceived = GetAdjustedTime();
wtx.nOrderPos = IncOrderPosNext();
wtx.nOrderPos = IncOrderPosNext(pwalletdb);
wtx.nTimeSmart = wtx.nTimeReceived;
if (wtxIn.hashBlock != 0)
@ -610,7 +610,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet)
// Write to disk
if (fInsertedNew || fUpdated)
if (!wtx.WriteToDisk())
if (!wtx.WriteToDisk(pwalletdb))
return false;
// Break debit/credit balance caches:
@ -644,10 +644,16 @@ bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pbl
if (fExisted || IsMine(tx) || IsFromMe(tx))
{
CWalletTx wtx(this,tx);
// Get merkle branch if transaction was found in a block
if (pblock)
wtx.SetMerkleBranch(*pblock);
return AddToWallet(wtx);
// Do not flush the wallet here for performance reasons
// this is safe, as in case of a crash, we rescan the necessary blocks on startup through our SetBestChain-mechanism
CWalletDB walletdb(strWalletFile, "r+", false);
return AddToWallet(wtx, false, &walletdb);
}
}
return false;
@ -871,9 +877,9 @@ void CWalletTx::GetAccountAmounts(const string& strAccount, CAmount& nReceived,
}
bool CWalletTx::WriteToDisk()
bool CWalletTx::WriteToDisk(CWalletDB *pwalletdb)
{
return CWalletDB(pwallet->strWalletFile).WriteTx(GetHash(), *this);
return pwalletdb->WriteTx(GetHash(), *this);
}
// Scan the block chain (starting in pindexStart) for transactions
@ -1499,14 +1505,14 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey)
// This is only to keep the database open to defeat the auto-flush for the
// duration of this scope. This is the only place where this optimization
// maybe makes sense; please don't do it anywhere else.
CWalletDB* pwalletdb = fFileBacked ? new CWalletDB(strWalletFile,"r") : NULL;
CWalletDB* pwalletdb = fFileBacked ? new CWalletDB(strWalletFile,"r+") : NULL;
// Take key pair from key pool so it won't be used again
reservekey.KeepKey();
// Add tx to wallet, because if it has change it's also ours,
// otherwise just for transaction history.
AddToWallet(wtxNew);
AddToWallet(wtxNew, false, pwalletdb);
// Notify that old coins are spent
set<CWalletTx*> setCoins;

4
src/wallet.h
View File

@ -246,7 +246,7 @@ public:
TxItems OrderedTxItems(std::list<CAccountingEntry>& acentries, std::string strAccount = "");
void MarkDirty();
bool AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet=false);
bool AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletDB* pwalletdb);
void SyncTransaction(const CTransaction& tx, const CBlock* pblock);
bool AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate);
void EraseFromWallet(const uint256 &hash);
@ -849,7 +849,7 @@ public:
return true;
}
bool WriteToDisk();
bool WriteToDisk(CWalletDB *pwalletdb);
int64_t GetTxTime() const;
int GetRequestCount() const;

2
src/walletdb.cpp
View File

@ -390,7 +390,7 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
if (wtx.nOrderPos == -1)
wss.fAnyUnordered = true;
pwallet->AddToWallet(wtx, true);
pwallet->AddToWallet(wtx, true, NULL);
}
else if (strType == "acentry")
{

2
src/walletdb.h
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@ -76,7 +76,7 @@ public:
class CWalletDB : public CDB
{
public:
CWalletDB(const std::string& strFilename, const char* pszMode = "r+") : CDB(strFilename, pszMode)
CWalletDB(const std::string& strFilename, const char* pszMode = "r+", bool fFlushOnClose = true) : CDB(strFilename, pszMode, fFlushOnClose)
{
}