diff options
Diffstat (limited to 'src/wallet/wallet.cpp')
-rw-r--r-- | src/wallet/wallet.cpp | 418 |
1 files changed, 159 insertions, 259 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index e9e18603b3..a8f818a494 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -16,6 +16,7 @@ #include "keystore.h" #include "validation.h" #include "net.h" +#include "policy/fees.h" #include "policy/policy.h" #include "policy/rbf.h" #include "primitives/block.h" @@ -161,7 +162,7 @@ void CWallet::DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret, bool inter secret = childKey.key; metadata.hdMasterKeyID = hdChain.masterKeyID; // update the chain model in the database - if (!CWalletDB(strWalletFile).WriteHDChain(hdChain)) + if (!CWalletDB(*dbw).WriteHDChain(hdChain)) throw std::runtime_error(std::string(__func__) + ": Writing HD chain model failed"); } @@ -180,10 +181,8 @@ bool CWallet::AddKeyPubKey(const CKey& secret, const CPubKey &pubkey) if (HaveWatchOnly(script)) RemoveWatchOnly(script); - if (!fFileBacked) - return true; if (!IsCrypted()) { - return CWalletDB(strWalletFile).WriteKey(pubkey, + return CWalletDB(*dbw).WriteKey(pubkey, secret.GetPrivKey(), mapKeyMetadata[pubkey.GetID()]); } @@ -195,8 +194,6 @@ bool CWallet::AddCryptedKey(const CPubKey &vchPubKey, { if (!CCryptoKeyStore::AddCryptedKey(vchPubKey, vchCryptedSecret)) return false; - if (!fFileBacked) - return true; { LOCK(cs_wallet); if (pwalletdbEncryption) @@ -204,7 +201,7 @@ bool CWallet::AddCryptedKey(const CPubKey &vchPubKey, vchCryptedSecret, mapKeyMetadata[vchPubKey.GetID()]); else - return CWalletDB(strWalletFile).WriteCryptedKey(vchPubKey, + return CWalletDB(*dbw).WriteCryptedKey(vchPubKey, vchCryptedSecret, mapKeyMetadata[vchPubKey.GetID()]); } @@ -240,9 +237,7 @@ bool CWallet::AddCScript(const CScript& redeemScript) { if (!CCryptoKeyStore::AddCScript(redeemScript)) return false; - if (!fFileBacked) - return true; - return CWalletDB(strWalletFile).WriteCScript(Hash160(redeemScript), redeemScript); + return CWalletDB(*dbw).WriteCScript(Hash160(redeemScript), redeemScript); } bool CWallet::LoadCScript(const CScript& redeemScript) @@ -268,9 +263,7 @@ bool CWallet::AddWatchOnly(const CScript& dest) const CKeyMetadata& meta = mapKeyMetadata[CScriptID(dest)]; UpdateTimeFirstKey(meta.nCreateTime); NotifyWatchonlyChanged(true); - if (!fFileBacked) - return true; - return CWalletDB(strWalletFile).WriteWatchOnly(dest, meta); + return CWalletDB(*dbw).WriteWatchOnly(dest, meta); } bool CWallet::AddWatchOnly(const CScript& dest, int64_t nCreateTime) @@ -286,9 +279,8 @@ bool CWallet::RemoveWatchOnly(const CScript &dest) return false; if (!HaveWatchOnly()) NotifyWatchonlyChanged(false); - if (fFileBacked) - if (!CWalletDB(strWalletFile).EraseWatchOnly(dest)) - return false; + if (!CWalletDB(*dbw).EraseWatchOnly(dest)) + return false; return true; } @@ -353,7 +345,7 @@ bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, return false; if (!crypter.Encrypt(_vMasterKey, pMasterKey.second.vchCryptedKey)) return false; - CWalletDB(strWalletFile).WriteMasterKey(pMasterKey.first, pMasterKey.second); + CWalletDB(*dbw).WriteMasterKey(pMasterKey.first, pMasterKey.second); if (fWasLocked) Lock(); return true; @@ -366,7 +358,7 @@ bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, void CWallet::SetBestChain(const CBlockLocator& loc) { - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); walletdb.WriteBestBlock(loc); } @@ -385,9 +377,8 @@ bool CWallet::SetMinVersion(enum WalletFeature nVersion, CWalletDB* pwalletdbIn, if (nVersion > nWalletMaxVersion) nWalletMaxVersion = nVersion; - if (fFileBacked) { - CWalletDB* pwalletdb = pwalletdbIn ? pwalletdbIn : new CWalletDB(strWalletFile); + CWalletDB* pwalletdb = pwalletdbIn ? pwalletdbIn : new CWalletDB(*dbw); if (nWalletVersion > 40000) pwalletdb->WriteMinVersion(nWalletVersion); if (!pwalletdbIn) @@ -441,7 +432,7 @@ bool CWallet::HasWalletSpend(const uint256& txid) const void CWallet::Flush(bool shutdown) { - bitdb.Flush(shutdown); + dbw->Flush(shutdown); } bool CWallet::Verify() @@ -594,24 +585,19 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) { LOCK(cs_wallet); mapMasterKeys[++nMasterKeyMaxID] = kMasterKey; - if (fFileBacked) - { - assert(!pwalletdbEncryption); - pwalletdbEncryption = new CWalletDB(strWalletFile); - if (!pwalletdbEncryption->TxnBegin()) { - delete pwalletdbEncryption; - pwalletdbEncryption = NULL; - return false; - } - pwalletdbEncryption->WriteMasterKey(nMasterKeyMaxID, kMasterKey); + assert(!pwalletdbEncryption); + pwalletdbEncryption = new CWalletDB(*dbw); + if (!pwalletdbEncryption->TxnBegin()) { + delete pwalletdbEncryption; + pwalletdbEncryption = NULL; + return false; } + pwalletdbEncryption->WriteMasterKey(nMasterKeyMaxID, kMasterKey); if (!EncryptKeys(_vMasterKey)) { - if (fFileBacked) { - pwalletdbEncryption->TxnAbort(); - delete pwalletdbEncryption; - } + pwalletdbEncryption->TxnAbort(); + delete pwalletdbEncryption; // We now probably have half of our keys encrypted in memory, and half not... // die and let the user reload the unencrypted wallet. assert(false); @@ -620,19 +606,16 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) // Encryption was introduced in version 0.4.0 SetMinVersion(FEATURE_WALLETCRYPT, pwalletdbEncryption, true); - if (fFileBacked) - { - if (!pwalletdbEncryption->TxnCommit()) { - delete pwalletdbEncryption; - // We now have keys encrypted in memory, but not on disk... - // die to avoid confusion and let the user reload the unencrypted wallet. - assert(false); - } - + if (!pwalletdbEncryption->TxnCommit()) { delete pwalletdbEncryption; - pwalletdbEncryption = NULL; + // We now have keys encrypted in memory, but not on disk... + // die to avoid confusion and let the user reload the unencrypted wallet. + assert(false); } + delete pwalletdbEncryption; + pwalletdbEncryption = NULL; + Lock(); Unlock(strWalletPassphrase); @@ -651,7 +634,7 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) // Need to completely rewrite the wallet file; if we don't, bdb might keep // bits of the unencrypted private key in slack space in the database file. - CDB::Rewrite(strWalletFile); + dbw->Rewrite(); } NotifyStatusChanged(this); @@ -662,7 +645,7 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) DBErrors CWallet::ReorderTransactions() { LOCK(cs_wallet); - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); // Old wallets didn't have any defined order for transactions // Probably a bad idea to change the output of this @@ -743,14 +726,14 @@ int64_t CWallet::IncOrderPosNext(CWalletDB *pwalletdb) if (pwalletdb) { pwalletdb->WriteOrderPosNext(nOrderPosNext); } else { - CWalletDB(strWalletFile).WriteOrderPosNext(nOrderPosNext); + CWalletDB(*dbw).WriteOrderPosNext(nOrderPosNext); } return nRet; } bool CWallet::AccountMove(std::string strFrom, std::string strTo, CAmount nAmount, std::string strComment) { - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); if (!walletdb.TxnBegin()) return false; @@ -784,7 +767,7 @@ bool CWallet::AccountMove(std::string strFrom, std::string strTo, CAmount nAmoun bool CWallet::GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bForceNew) { - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); CAccount account; walletdb.ReadAccount(strAccount, account); @@ -845,7 +828,7 @@ bool CWallet::MarkReplaced(const uint256& originalHash, const uint256& newHash) wtx.mapValue["replaced_by_txid"] = newHash.ToString(); - CWalletDB walletdb(strWalletFile, "r+"); + CWalletDB walletdb(*dbw, "r+"); bool success = true; if (!walletdb.WriteTx(wtx)) { @@ -862,7 +845,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFlushOnClose) { LOCK(cs_wallet); - CWalletDB walletdb(strWalletFile, "r+", fFlushOnClose); + CWalletDB walletdb(*dbw, "r+", fFlushOnClose); uint256 hash = wtxIn.GetHash(); @@ -1006,7 +989,7 @@ bool CWallet::AbandonTransaction(const uint256& hashTx) { LOCK2(cs_main, cs_wallet); - CWalletDB walletdb(strWalletFile, "r+"); + CWalletDB walletdb(*dbw, "r+"); std::set<uint256> todo; std::set<uint256> done; @@ -1078,7 +1061,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx) return; // Do not flush the wallet here for performance reasons - CWalletDB walletdb(strWalletFile, "r+", false); + CWalletDB walletdb(*dbw, "r+", false); std::set<uint256> todo; std::set<uint256> done; @@ -1141,12 +1124,12 @@ void CWallet::TransactionAddedToMempool(const CTransactionRef& ptx) { void CWallet::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex *pindex, const std::vector<CTransactionRef>& vtxConflicted) { LOCK2(cs_main, cs_wallet); - // TODO: Tempoarily ensure that mempool removals are notified before + // TODO: Temporarily ensure that mempool removals are notified before // connected transactions. This shouldn't matter, but the abandoned // state of transactions in our wallet is currently cleared when we // receive another notification and there is a race condition where // notification of a connected conflict might cause an outside process - // to abandon a transaction and then have it inadvertantly cleared by + // to abandon a transaction and then have it inadvertently cleared by // the notification that the conflicted transaction was evicted. for (const CTransactionRef& ptx : vtxConflicted) { @@ -1155,33 +1138,6 @@ void CWallet::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const for (size_t i = 0; i < pblock->vtx.size(); i++) { SyncTransaction(pblock->vtx[i], pindex, i); } - - // The GUI expects a NotifyTransactionChanged when a coinbase tx - // which is in our wallet moves from in-the-best-block to - // 2-confirmations (as it only displays them at that time). - // We do that here. - if (hashPrevBestCoinbase.IsNull()) { - // Immediately after restart we have no idea what the coinbase - // transaction from the previous block is. - // For correctness we scan over the entire wallet, looking for - // the previous block's coinbase, just in case it is ours, so - // that we can notify the UI that it should now be displayed. - if (pindex->pprev) { - for (const std::pair<uint256, CWalletTx>& p : mapWallet) { - if (p.second.IsCoinBase() && p.second.hashBlock == pindex->pprev->GetBlockHash()) { - NotifyTransactionChanged(this, p.first, CT_UPDATED); - break; - } - } - } - } else { - std::map<uint256, CWalletTx>::const_iterator mi = mapWallet.find(hashPrevBestCoinbase); - if (mi != mapWallet.end()) { - NotifyTransactionChanged(this, hashPrevBestCoinbase, CT_UPDATED); - } - } - - hashPrevBestCoinbase = pblock->vtx[0]->GetHash(); } void CWallet::BlockDisconnected(const std::shared_ptr<const CBlock>& pblock) { @@ -1388,7 +1344,7 @@ bool CWallet::SetHDMasterKey(const CPubKey& pubkey, CHDChain *possibleOldChain) bool CWallet::SetHDChain(const CHDChain& chain, bool memonly) { LOCK(cs_wallet); - if (!memonly && !CWalletDB(strWalletFile).WriteHDChain(chain)) + if (!memonly && !CWalletDB(*dbw).WriteHDChain(chain)) throw std::runtime_error(std::string(__func__) + ": writing chain failed"); hdChain = chain; @@ -1501,59 +1457,27 @@ void CWalletTx::GetAmounts(std::list<COutputEntry>& listReceived, } -void CWalletTx::GetAccountAmounts(const std::string& strAccount, CAmount& nReceived, - CAmount& nSent, CAmount& nFee, const isminefilter& filter) const -{ - nReceived = nSent = nFee = 0; - - CAmount allFee; - std::string strSentAccount; - std::list<COutputEntry> listReceived; - std::list<COutputEntry> listSent; - GetAmounts(listReceived, listSent, allFee, strSentAccount, filter); - - if (strAccount == strSentAccount) - { - BOOST_FOREACH(const COutputEntry& s, listSent) - nSent += s.amount; - nFee = allFee; - } - { - LOCK(pwallet->cs_wallet); - BOOST_FOREACH(const COutputEntry& r, listReceived) - { - if (pwallet->mapAddressBook.count(r.destination)) - { - std::map<CTxDestination, CAddressBookData>::const_iterator mi = pwallet->mapAddressBook.find(r.destination); - if (mi != pwallet->mapAddressBook.end() && (*mi).second.name == strAccount) - nReceived += r.amount; - } - else if (strAccount.empty()) - { - nReceived += r.amount; - } - } - } -} - /** * Scan the block chain (starting in pindexStart) for transactions * from or to us. If fUpdate is true, found transactions that already * exist in the wallet will be updated. * * Returns pointer to the first block in the last contiguous range that was - * successfully scanned. - * + * successfully scanned or elided (elided if pIndexStart points at a block + * before CWallet::nTimeFirstKey). Returns null if there is no such range, or + * the range doesn't include chainActive.Tip(). */ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate) { - CBlockIndex* ret = nullptr; int64_t nNow = GetTime(); const CChainParams& chainParams = Params(); CBlockIndex* pindex = pindexStart; + CBlockIndex* ret = pindexStart; { LOCK2(cs_main, cs_wallet); + fAbortRescan = false; + fScanningWallet = true; // no need to read and scan block, if block was created before // our wallet birthday (as adjusted for block time variability) @@ -1563,10 +1487,14 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f ShowProgress(_("Rescanning..."), 0); // show rescan progress in GUI as dialog or on splashscreen, if -rescan on startup double dProgressStart = GuessVerificationProgress(chainParams.TxData(), pindex); double dProgressTip = GuessVerificationProgress(chainParams.TxData(), chainActive.Tip()); - while (pindex) + while (pindex && !fAbortRescan) { if (pindex->nHeight % 100 == 0 && dProgressTip - dProgressStart > 0.0) ShowProgress(_("Rescanning..."), std::max(1, std::min(99, (int)((GuessVerificationProgress(chainParams.TxData(), pindex) - dProgressStart) / (dProgressTip - dProgressStart) * 100)))); + if (GetTime() >= nNow + 60) { + nNow = GetTime(); + LogPrintf("Still rescanning. At block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex)); + } CBlock block; if (ReadBlockFromDisk(block, pindex, Params().GetConsensus())) { @@ -1580,12 +1508,13 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f ret = nullptr; } pindex = chainActive.Next(pindex); - if (GetTime() >= nNow + 60) { - nNow = GetTime(); - LogPrintf("Still rescanning. At block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex)); - } + } + if (pindex && fAbortRescan) { + LogPrintf("Rescan aborted at block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex)); } ShowProgress(_("Rescanning..."), 100); // hide progress dialog in GUI + + fScanningWallet = false; } return ret; } @@ -2011,6 +1940,49 @@ CAmount CWallet::GetImmatureWatchOnlyBalance() const return nTotal; } +// Calculate total balance in a different way from GetBalance. The biggest +// difference is that GetBalance sums up all unspent TxOuts paying to the +// wallet, while this sums up both spent and unspent TxOuts paying to the +// wallet, and then subtracts the values of TxIns spending from the wallet. This +// also has fewer restrictions on which unconfirmed transactions are considered +// trusted. +CAmount CWallet::GetLegacyBalance(const isminefilter& filter, int minDepth, const std::string* account) const +{ + LOCK2(cs_main, cs_wallet); + + CAmount balance = 0; + for (const auto& entry : mapWallet) { + const CWalletTx& wtx = entry.second; + const int depth = wtx.GetDepthInMainChain(); + if (depth < 0 || !CheckFinalTx(*wtx.tx) || wtx.GetBlocksToMaturity() > 0) { + continue; + } + + // Loop through tx outputs and add incoming payments. For outgoing txs, + // treat change outputs specially, as part of the amount debited. + CAmount debit = wtx.GetDebit(filter); + const bool outgoing = debit > 0; + for (const CTxOut& out : wtx.tx->vout) { + if (outgoing && IsChange(out)) { + debit -= out.nValue; + } else if (IsMine(out) & filter && depth >= minDepth && (!account || *account == GetAccountName(out.scriptPubKey))) { + balance += out.nValue; + } + } + + // For outgoing txs, subtract amount debited. + if (outgoing && (!account || *account == wtx.strFromAccount)) { + balance -= debit; + } + } + + if (account) { + balance += CWalletDB(*dbw).GetAccountCreditDebit(*account); + } + + return balance; +} + void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe, const CCoinControl *coinControl, bool fIncludeZeroValue) const { vCoins.clear(); @@ -2113,7 +2085,7 @@ static void ApproximateBestSubset(const std::vector<CInputCoin>& vValue, const C //that the rng is fast. We do not use a constant random sequence, //because there may be some privacy improvement by making //the selection random. - if (nPass == 0 ? insecure_rand.rand32()&1 : !vfIncluded[i]) + if (nPass == 0 ? insecure_rand.randbool() : !vfIncluded[i]) { nTotal += vValue[i].txout.nValue; vfIncluded[i] = true; @@ -2591,9 +2563,10 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT std::vector<CTxOut>::iterator position = txNew.vout.begin()+nChangePosInOut; txNew.vout.insert(position, newTxOut); } - } - else + } else { reservekey.ReturnKey(); + nChangePosInOut = -1; + } // Fill vin // @@ -2631,7 +2604,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT if (coinControl && coinControl->nConfirmTarget > 0) currentConfirmationTarget = coinControl->nConfirmTarget; - CAmount nFeeNeeded = GetMinimumFee(nBytes, currentConfirmationTarget, mempool); + CAmount nFeeNeeded = GetMinimumFee(nBytes, currentConfirmationTarget, ::mempool, ::feeEstimator); if (coinControl && nFeeNeeded > 0 && coinControl->nMinimumTotalFee > nFeeNeeded) { nFeeNeeded = coinControl->nMinimumTotalFee; } @@ -2777,13 +2750,13 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CCon } void CWallet::ListAccountCreditDebit(const std::string& strAccount, std::list<CAccountingEntry>& entries) { - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); return walletdb.ListAccountCreditDebit(strAccount, entries); } bool CWallet::AddAccountingEntry(const CAccountingEntry& acentry) { - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); return AddAccountingEntry(acentry, &walletdb); } @@ -2805,19 +2778,14 @@ CAmount CWallet::GetRequiredFee(unsigned int nTxBytes) return std::max(minTxFee.GetFee(nTxBytes), ::minRelayTxFee.GetFee(nTxBytes)); } -CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool) +CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator, bool ignoreUserSetFee) { // payTxFee is the user-set global for desired feerate - return GetMinimumFee(nTxBytes, nConfirmTarget, pool, payTxFee.GetFee(nTxBytes)); -} - -CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, CAmount targetFee) -{ - CAmount nFeeNeeded = targetFee; + CAmount nFeeNeeded = payTxFee.GetFee(nTxBytes); // User didn't set: use -txconfirmtarget to estimate... - if (nFeeNeeded == 0) { + if (nFeeNeeded == 0 || ignoreUserSetFee) { int estimateFoundTarget = nConfirmTarget; - nFeeNeeded = pool.estimateSmartFee(nConfirmTarget, &estimateFoundTarget).GetFee(nTxBytes); + nFeeNeeded = estimator.estimateSmartFee(nConfirmTarget, &estimateFoundTarget, pool).GetFee(nTxBytes); // ... unless we don't have enough mempool data for estimatefee, then use fallbackFee if (nFeeNeeded == 0) nFeeNeeded = fallbackFee.GetFee(nTxBytes); @@ -2835,13 +2803,11 @@ CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarge DBErrors CWallet::LoadWallet(bool& fFirstRunRet) { - if (!fFileBacked) - return DB_LOAD_OK; fFirstRunRet = false; - DBErrors nLoadWalletRet = CWalletDB(strWalletFile,"cr+").LoadWallet(this); + DBErrors nLoadWalletRet = CWalletDB(*dbw,"cr+").LoadWallet(this); if (nLoadWalletRet == DB_NEED_REWRITE) { - if (CDB::Rewrite(strWalletFile, "\x04pool")) + if (dbw->Rewrite("\x04pool")) { LOCK(cs_wallet); setKeyPool.clear(); @@ -2862,17 +2828,15 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet) DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut) { - if (!fFileBacked) - return DB_LOAD_OK; AssertLockHeld(cs_wallet); // mapWallet vchDefaultKey = CPubKey(); - DBErrors nZapSelectTxRet = CWalletDB(strWalletFile,"cr+").ZapSelectTx(vHashIn, vHashOut); + DBErrors nZapSelectTxRet = CWalletDB(*dbw,"cr+").ZapSelectTx(vHashIn, vHashOut); for (uint256 hash : vHashOut) mapWallet.erase(hash); if (nZapSelectTxRet == DB_NEED_REWRITE) { - if (CDB::Rewrite(strWalletFile, "\x04pool")) + if (dbw->Rewrite("\x04pool")) { setKeyPool.clear(); // Note: can't top-up keypool here, because wallet is locked. @@ -2892,13 +2856,11 @@ DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256 DBErrors CWallet::ZapWalletTx(std::vector<CWalletTx>& vWtx) { - if (!fFileBacked) - return DB_LOAD_OK; vchDefaultKey = CPubKey(); - DBErrors nZapWalletTxRet = CWalletDB(strWalletFile,"cr+").ZapWalletTx(vWtx); + DBErrors nZapWalletTxRet = CWalletDB(*dbw,"cr+").ZapWalletTx(vWtx); if (nZapWalletTxRet == DB_NEED_REWRITE) { - if (CDB::Rewrite(strWalletFile, "\x04pool")) + if (dbw->Rewrite("\x04pool")) { LOCK(cs_wallet); setKeyPool.clear(); @@ -2928,11 +2890,9 @@ bool CWallet::SetAddressBook(const CTxDestination& address, const std::string& s } NotifyAddressBookChanged(this, address, strName, ::IsMine(*this, address) != ISMINE_NO, strPurpose, (fUpdated ? CT_UPDATED : CT_NEW) ); - if (!fFileBacked) - return false; - if (!strPurpose.empty() && !CWalletDB(strWalletFile).WritePurpose(CBitcoinAddress(address).ToString(), strPurpose)) + if (!strPurpose.empty() && !CWalletDB(*dbw).WritePurpose(CBitcoinAddress(address).ToString(), strPurpose)) return false; - return CWalletDB(strWalletFile).WriteName(CBitcoinAddress(address).ToString(), strName); + return CWalletDB(*dbw).WriteName(CBitcoinAddress(address).ToString(), strName); } bool CWallet::DelAddressBook(const CTxDestination& address) @@ -2940,33 +2900,40 @@ bool CWallet::DelAddressBook(const CTxDestination& address) { LOCK(cs_wallet); // mapAddressBook - if(fFileBacked) + // Delete destdata tuples associated with address + std::string strAddress = CBitcoinAddress(address).ToString(); + BOOST_FOREACH(const PAIRTYPE(std::string, std::string) &item, mapAddressBook[address].destdata) { - // Delete destdata tuples associated with address - std::string strAddress = CBitcoinAddress(address).ToString(); - BOOST_FOREACH(const PAIRTYPE(std::string, std::string) &item, mapAddressBook[address].destdata) - { - CWalletDB(strWalletFile).EraseDestData(strAddress, item.first); - } + CWalletDB(*dbw).EraseDestData(strAddress, item.first); } mapAddressBook.erase(address); } NotifyAddressBookChanged(this, address, "", ::IsMine(*this, address) != ISMINE_NO, "", CT_DELETED); - if (!fFileBacked) - return false; - CWalletDB(strWalletFile).ErasePurpose(CBitcoinAddress(address).ToString()); - return CWalletDB(strWalletFile).EraseName(CBitcoinAddress(address).ToString()); + CWalletDB(*dbw).ErasePurpose(CBitcoinAddress(address).ToString()); + return CWalletDB(*dbw).EraseName(CBitcoinAddress(address).ToString()); } -bool CWallet::SetDefaultKey(const CPubKey &vchPubKey) +const std::string& CWallet::GetAccountName(const CScript& scriptPubKey) const { - if (fFileBacked) - { - if (!CWalletDB(strWalletFile).WriteDefaultKey(vchPubKey)) - return false; + CTxDestination address; + if (ExtractDestination(scriptPubKey, address) && !scriptPubKey.IsUnspendable()) { + auto mi = mapAddressBook.find(address); + if (mi != mapAddressBook.end()) { + return mi->second.name; + } } + // A scriptPubKey that doesn't have an entry in the address book is + // associated with the default account (""). + const static std::string DEFAULT_ACCOUNT_NAME; + return DEFAULT_ACCOUNT_NAME; +} + +bool CWallet::SetDefaultKey(const CPubKey &vchPubKey) +{ + if (!CWalletDB(*dbw).WriteDefaultKey(vchPubKey)) + return false; vchDefaultKey = vchPubKey; return true; } @@ -2979,7 +2946,7 @@ bool CWallet::NewKeyPool() { { LOCK(cs_wallet); - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); BOOST_FOREACH(int64_t nIndex, setKeyPool) walletdb.ErasePool(nIndex); setKeyPool.clear(); @@ -3000,7 +2967,7 @@ size_t CWallet::KeypoolCountExternalKeys() if (!IsHDEnabled() || !CanSupportFeature(FEATURE_HD_SPLIT)) return setKeyPool.size(); - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); // count amount of external keys size_t amountE = 0; @@ -3043,7 +3010,7 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize) missingInternal = 0; } bool internal = false; - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); for (int64_t i = missingInternal + missingExternal; i--;) { int64_t nEnd = 1; @@ -3074,7 +3041,7 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool int if(setKeyPool.empty()) return; - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); // try to find a key that matches the internal/external filter for(const int64_t& id : setKeyPool) @@ -3100,11 +3067,8 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool int void CWallet::KeepKey(int64_t nIndex) { // Remove from key pool - if (fFileBacked) - { - CWalletDB walletdb(strWalletFile); - walletdb.ErasePool(nIndex); - } + CWalletDB walletdb(*dbw); + walletdb.ErasePool(nIndex); LogPrintf("keypool keep %d\n", nIndex); } @@ -3146,7 +3110,7 @@ int64_t CWallet::GetOldestKeyPoolTime() return GetTime(); CKeyPool keypool; - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); if (IsHDEnabled() && CanSupportFeature(FEATURE_HD_SPLIT)) { @@ -3312,37 +3276,6 @@ std::set< std::set<CTxDestination> > CWallet::GetAddressGroupings() return ret; } -CAmount CWallet::GetAccountBalance(const std::string& strAccount, int nMinDepth, const isminefilter& filter) -{ - CWalletDB walletdb(strWalletFile); - return GetAccountBalance(walletdb, strAccount, nMinDepth, filter); -} - -CAmount CWallet::GetAccountBalance(CWalletDB& walletdb, const std::string& strAccount, int nMinDepth, const isminefilter& filter) -{ - CAmount nBalance = 0; - - // Tally wallet transactions - for (std::map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it) - { - const CWalletTx& wtx = (*it).second; - if (!CheckFinalTx(wtx) || wtx.GetBlocksToMaturity() > 0 || wtx.GetDepthInMainChain() < 0) - continue; - - CAmount nReceived, nSent, nFee; - wtx.GetAccountAmounts(strAccount, nReceived, nSent, nFee, filter); - - if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth) - nBalance += nReceived; - nBalance -= nSent + nFee; - } - - // Tally internal accounting entries - nBalance += walletdb.GetAccountCreditDebit(strAccount); - - return nBalance; -} - std::set<CTxDestination> CWallet::GetAccountAddresses(const std::string& strAccount) const { LOCK(cs_wallet); @@ -3394,7 +3327,7 @@ void CWallet::GetAllReserveKeys(std::set<CKeyID>& setAddress) const { setAddress.clear(); - CWalletDB walletdb(strWalletFile); + CWalletDB walletdb(*dbw); LOCK2(cs_main, cs_wallet); BOOST_FOREACH(const int64_t& id, setKeyPool) @@ -3616,18 +3549,14 @@ bool CWallet::AddDestData(const CTxDestination &dest, const std::string &key, co return false; mapAddressBook[dest].destdata.insert(std::make_pair(key, value)); - if (!fFileBacked) - return true; - return CWalletDB(strWalletFile).WriteDestData(CBitcoinAddress(dest).ToString(), key, value); + return CWalletDB(*dbw).WriteDestData(CBitcoinAddress(dest).ToString(), key, value); } bool CWallet::EraseDestData(const CTxDestination &dest, const std::string &key) { if (!mapAddressBook[dest].destdata.erase(key)) return false; - if (!fFileBacked) - return true; - return CWalletDB(strWalletFile).EraseDestData(CBitcoinAddress(dest).ToString(), key); + return CWalletDB(*dbw).EraseDestData(CBitcoinAddress(dest).ToString(), key); } bool CWallet::LoadDestData(const CTxDestination &dest, const std::string &key, const std::string &value) @@ -3697,7 +3626,8 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) if (GetBoolArg("-zapwallettxes", false)) { uiInterface.InitMessage(_("Zapping all transactions from wallet...")); - CWallet *tempWallet = new CWallet(walletFile); + std::unique_ptr<CWalletDBWrapper> dbw(new CWalletDBWrapper(&bitdb, walletFile)); + CWallet *tempWallet = new CWallet(std::move(dbw)); DBErrors nZapWalletRet = tempWallet->ZapWalletTx(vWtx); if (nZapWalletRet != DB_LOAD_OK) { InitError(strprintf(_("Error loading %s: Wallet corrupted"), walletFile)); @@ -3712,7 +3642,8 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) int64_t nStart = GetTimeMillis(); bool fFirstRun = true; - CWallet *walletInstance = new CWallet(walletFile); + std::unique_ptr<CWalletDBWrapper> dbw(new CWalletDBWrapper(&bitdb, walletFile)); + CWallet *walletInstance = new CWallet(std::move(dbw)); DBErrors nLoadWalletRet = walletInstance->LoadWallet(fFirstRun); if (nLoadWalletRet != DB_LOAD_OK) { @@ -3803,7 +3734,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) CBlockIndex *pindexRescan = chainActive.Genesis(); if (!GetBoolArg("-rescan", false)) { - CWalletDB walletdb(walletFile); + CWalletDB walletdb(*walletInstance->dbw); CBlockLocator locator; if (walletdb.ReadBestBlock(locator)) pindexRescan = FindForkInGlobalIndex(chainActive, locator); @@ -3836,7 +3767,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) // Restore wallet transaction metadata after -zapwallettxes=1 if (GetBoolArg("-zapwallettxes", false) && GetArg("-zapwallettxes", "1") != "2") { - CWalletDB walletdb(walletFile); + CWalletDB walletdb(*walletInstance->dbw); BOOST_FOREACH(const CWalletTx& wtxOld, vWtx) { @@ -3880,7 +3811,7 @@ bool CWallet::InitLoadWallet() std::string walletFile = GetArg("-wallet", DEFAULT_WALLET_DAT); - if (walletFile.find_first_of("/\\") != std::string::npos) { + if (boost::filesystem::path(walletFile).filename() != walletFile) { return InitError(_("-wallet parameter must only specify a filename (not a path)")); } else if (SanitizeString(walletFile, SAFE_CHARS_FILENAME) != walletFile) { return InitError(_("Invalid characters in -wallet filename")); @@ -3996,38 +3927,7 @@ bool CWallet::ParameterInteraction() bool CWallet::BackupWallet(const std::string& strDest) { - if (!fFileBacked) - return false; - while (true) - { - { - LOCK(bitdb.cs_db); - if (!bitdb.mapFileUseCount.count(strWalletFile) || bitdb.mapFileUseCount[strWalletFile] == 0) - { - // Flush log data to the dat file - bitdb.CloseDb(strWalletFile); - bitdb.CheckpointLSN(strWalletFile); - bitdb.mapFileUseCount.erase(strWalletFile); - - // Copy wallet file - fs::path pathSrc = GetDataDir() / strWalletFile; - fs::path pathDest(strDest); - if (fs::is_directory(pathDest)) - pathDest /= strWalletFile; - - try { - fs::copy_file(pathSrc, pathDest, fs::copy_option::overwrite_if_exists); - LogPrintf("copied %s to %s\n", strWalletFile, pathDest.string()); - return true; - } catch (const fs::filesystem_error& e) { - LogPrintf("error copying %s to %s - %s\n", strWalletFile, pathDest.string(), e.what()); - return false; - } - } - } - MilliSleep(100); - } - return false; + return dbw->Backup(strDest); } CKeyPool::CKeyPool() |