diff options
Diffstat (limited to 'src/wallet/wallet.cpp')
| -rw-r--r-- | src/wallet/wallet.cpp | 442 |
1 files changed, 236 insertions, 206 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index cee2f2214c..6b7d05fdf3 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -33,6 +33,8 @@ #include <wallet/coincontrol.h> #include <wallet/fees.h> +#include <univalue.h> + #include <algorithm> #include <assert.h> @@ -54,6 +56,42 @@ static RecursiveMutex cs_wallets; static std::vector<std::shared_ptr<CWallet>> vpwallets GUARDED_BY(cs_wallets); static std::list<LoadWalletFn> g_load_wallet_fns GUARDED_BY(cs_wallets); +bool AddWalletSetting(interfaces::Chain& chain, const std::string& wallet_name) +{ + util::SettingsValue setting_value = chain.getRwSetting("wallet"); + if (!setting_value.isArray()) setting_value.setArray(); + for (const util::SettingsValue& value : setting_value.getValues()) { + if (value.isStr() && value.get_str() == wallet_name) return true; + } + setting_value.push_back(wallet_name); + return chain.updateRwSetting("wallet", setting_value); +} + +bool RemoveWalletSetting(interfaces::Chain& chain, const std::string& wallet_name) +{ + util::SettingsValue setting_value = chain.getRwSetting("wallet"); + if (!setting_value.isArray()) return true; + util::SettingsValue new_value(util::SettingsValue::VARR); + for (const util::SettingsValue& value : setting_value.getValues()) { + if (!value.isStr() || value.get_str() != wallet_name) new_value.push_back(value); + } + if (new_value.size() == setting_value.size()) return true; + return chain.updateRwSetting("wallet", new_value); +} + +static void UpdateWalletSetting(interfaces::Chain& chain, + const std::string& wallet_name, + Optional<bool> load_on_startup, + std::vector<bilingual_str>& warnings) +{ + if (load_on_startup == nullopt) return; + if (load_on_startup.get() && !AddWalletSetting(chain, wallet_name)) { + warnings.emplace_back(Untranslated("Wallet load on startup setting could not be updated, so wallet may not be loaded next node startup.")); + } else if (!load_on_startup.get() && !RemoveWalletSetting(chain, wallet_name)) { + warnings.emplace_back(Untranslated("Wallet load on startup setting could not be updated, so wallet may still be loaded next node startup.")); + } +} + bool AddWallet(const std::shared_ptr<CWallet>& wallet) { LOCK(cs_wallets); @@ -65,18 +103,32 @@ bool AddWallet(const std::shared_ptr<CWallet>& wallet) return true; } -bool RemoveWallet(const std::shared_ptr<CWallet>& wallet) +bool RemoveWallet(const std::shared_ptr<CWallet>& wallet, Optional<bool> load_on_start, std::vector<bilingual_str>& warnings) { assert(wallet); + + interfaces::Chain& chain = wallet->chain(); + std::string name = wallet->GetName(); + // Unregister with the validation interface which also drops shared ponters. wallet->m_chain_notifications_handler.reset(); LOCK(cs_wallets); std::vector<std::shared_ptr<CWallet>>::iterator i = std::find(vpwallets.begin(), vpwallets.end(), wallet); if (i == vpwallets.end()) return false; vpwallets.erase(i); + + // Write the wallet setting + UpdateWalletSetting(chain, name, load_on_start, warnings); + return true; } +bool RemoveWallet(const std::shared_ptr<CWallet>& wallet, Optional<bool> load_on_start) +{ + std::vector<bilingual_str> warnings; + return RemoveWallet(wallet, load_on_start, warnings); +} + std::vector<std::shared_ptr<CWallet>> GetWallets() { LOCK(cs_wallets); @@ -148,48 +200,56 @@ void UnloadWallet(std::shared_ptr<CWallet>&& wallet) } namespace { -std::shared_ptr<CWallet> LoadWalletInternal(interfaces::Chain& chain, const WalletLocation& location, bilingual_str& error, std::vector<bilingual_str>& warnings) +std::shared_ptr<CWallet> LoadWalletInternal(interfaces::Chain& chain, const std::string& name, Optional<bool> load_on_start, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings) { try { - if (!CWallet::Verify(chain, location, error, warnings)) { + std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(name, options, status, error); + if (!database) { error = Untranslated("Wallet file verification failed.") + Untranslated(" ") + error; return nullptr; } - std::shared_ptr<CWallet> wallet = CWallet::CreateWalletFromFile(chain, location, error, warnings); + std::shared_ptr<CWallet> wallet = CWallet::Create(chain, name, std::move(database), options.create_flags, error, warnings); if (!wallet) { error = Untranslated("Wallet loading failed.") + Untranslated(" ") + error; + status = DatabaseStatus::FAILED_LOAD; return nullptr; } AddWallet(wallet); wallet->postInitProcess(); + + // Write the wallet setting + UpdateWalletSetting(chain, name, load_on_start, warnings); + return wallet; } catch (const std::runtime_error& e) { error = Untranslated(e.what()); + status = DatabaseStatus::FAILED_LOAD; return nullptr; } } } // namespace -std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const WalletLocation& location, bilingual_str& error, std::vector<bilingual_str>& warnings) +std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const std::string& name, Optional<bool> load_on_start, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings) { - auto result = WITH_LOCK(g_loading_wallet_mutex, return g_loading_wallet_set.insert(location.GetName())); + auto result = WITH_LOCK(g_loading_wallet_mutex, return g_loading_wallet_set.insert(name)); if (!result.second) { error = Untranslated("Wallet already being loading."); + status = DatabaseStatus::FAILED_LOAD; return nullptr; } - auto wallet = LoadWalletInternal(chain, location, error, warnings); + auto wallet = LoadWalletInternal(chain, name, load_on_start, options, status, error, warnings); WITH_LOCK(g_loading_wallet_mutex, g_loading_wallet_set.erase(result.first)); return wallet; } -std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const std::string& name, bilingual_str& error, std::vector<bilingual_str>& warnings) +std::shared_ptr<CWallet> CreateWallet(interfaces::Chain& chain, const std::string& name, Optional<bool> load_on_start, DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error, std::vector<bilingual_str>& warnings) { - return LoadWallet(chain, WalletLocation(name), error, warnings); -} + uint64_t wallet_creation_flags = options.create_flags; + const SecureString& passphrase = options.create_passphrase; + + if (wallet_creation_flags & WALLET_FLAG_DESCRIPTORS) options.require_format = DatabaseFormat::SQLITE; -WalletCreationStatus CreateWallet(interfaces::Chain& chain, const SecureString& passphrase, uint64_t wallet_creation_flags, const std::string& name, bilingual_str& error, std::vector<bilingual_str>& warnings, std::shared_ptr<CWallet>& result) -{ // Indicate that the wallet is actually supposed to be blank and not just blank to make it encrypted bool create_blank = (wallet_creation_flags & WALLET_FLAG_BLANK_WALLET); @@ -198,43 +258,42 @@ WalletCreationStatus CreateWallet(interfaces::Chain& chain, const SecureString& wallet_creation_flags |= WALLET_FLAG_BLANK_WALLET; } - // Check the wallet file location - WalletLocation location(name); - if (location.Exists()) { - error = strprintf(Untranslated("Wallet %s already exists."), location.GetName()); - return WalletCreationStatus::CREATION_FAILED; - } - // Wallet::Verify will check if we're trying to create a wallet with a duplicate name. - if (!CWallet::Verify(chain, location, error, warnings)) { + std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(name, options, status, error); + if (!database) { error = Untranslated("Wallet file verification failed.") + Untranslated(" ") + error; - return WalletCreationStatus::CREATION_FAILED; + status = DatabaseStatus::FAILED_VERIFY; + return nullptr; } // Do not allow a passphrase when private keys are disabled if (!passphrase.empty() && (wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) { error = Untranslated("Passphrase provided but private keys are disabled. A passphrase is only used to encrypt private keys, so cannot be used for wallets with private keys disabled."); - return WalletCreationStatus::CREATION_FAILED; + status = DatabaseStatus::FAILED_CREATE; + return nullptr; } // Make the wallet - std::shared_ptr<CWallet> wallet = CWallet::CreateWalletFromFile(chain, location, error, warnings, wallet_creation_flags); + std::shared_ptr<CWallet> wallet = CWallet::Create(chain, name, std::move(database), wallet_creation_flags, error, warnings); if (!wallet) { error = Untranslated("Wallet creation failed.") + Untranslated(" ") + error; - return WalletCreationStatus::CREATION_FAILED; + status = DatabaseStatus::FAILED_CREATE; + return nullptr; } // Encrypt the wallet if (!passphrase.empty() && !(wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) { if (!wallet->EncryptWallet(passphrase)) { error = Untranslated("Error: Wallet created but failed to encrypt."); - return WalletCreationStatus::ENCRYPTION_FAILED; + status = DatabaseStatus::FAILED_ENCRYPT; + return nullptr; } if (!create_blank) { // Unlock the wallet if (!wallet->Unlock(passphrase)) { error = Untranslated("Error: Wallet was encrypted but could not be unlocked"); - return WalletCreationStatus::ENCRYPTION_FAILED; + status = DatabaseStatus::FAILED_ENCRYPT; + return nullptr; } // Set a seed for the wallet @@ -246,7 +305,8 @@ WalletCreationStatus CreateWallet(interfaces::Chain& chain, const SecureString& for (auto spk_man : wallet->GetActiveScriptPubKeyMans()) { if (!spk_man->SetupGeneration()) { error = Untranslated("Unable to generate initial keys"); - return WalletCreationStatus::CREATION_FAILED; + status = DatabaseStatus::FAILED_CREATE; + return nullptr; } } } @@ -258,11 +318,13 @@ WalletCreationStatus CreateWallet(interfaces::Chain& chain, const SecureString& } AddWallet(wallet); wallet->postInitProcess(); - result = wallet; - return WalletCreationStatus::SUCCESS; -} -const uint256 CWalletTx::ABANDON_HASH(UINT256_ONE()); + // Write the wallet settings + UpdateWalletSetting(chain, name, load_on_start, warnings); + + status = DatabaseStatus::SUCCESS; + return wallet; +} /** @defgroup mapWallet * @@ -276,7 +338,7 @@ std::string COutput::ToString() const const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const { - LOCK(cs_wallet); + AssertLockHeld(cs_wallet); std::map<uint256, CWalletTx>::const_iterator it = mapWallet.find(hash); if (it == mapWallet.end()) return nullptr; @@ -731,7 +793,7 @@ bool CWallet::MarkReplaced(const uint256& originalHash, const uint256& newHash) wtx.mapValue["replaced_by_txid"] = newHash.ToString(); - WalletBatch batch(*database, "r+"); + WalletBatch batch(*database); bool success = true; if (!batch.WriteTx(wtx)) { @@ -803,7 +865,7 @@ CWalletTx* CWallet::AddToWallet(CTransactionRef tx, const CWalletTx::Confirmatio { LOCK(cs_wallet); - WalletBatch batch(*database, "r+", fFlushOnClose); + WalletBatch batch(*database, fFlushOnClose); uint256 hash = tx->GetHash(); @@ -1002,7 +1064,7 @@ bool CWallet::AbandonTransaction(const uint256& hashTx) { LOCK(cs_wallet); - WalletBatch batch(*database, "r+"); + WalletBatch batch(*database); std::set<uint256> todo; std::set<uint256> done; @@ -1065,7 +1127,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, int conflicting_height, c return; // Do not flush the wallet here for performance reasons - WalletBatch batch(*database, "r+", false); + WalletBatch batch(*database, false); std::set<uint256> todo; std::set<uint256> done; @@ -1115,7 +1177,7 @@ void CWallet::SyncTransaction(const CTransactionRef& ptx, CWalletTx::Confirmatio MarkInputsDirty(ptx); } -void CWallet::transactionAddedToMempool(const CTransactionRef& tx) { +void CWallet::transactionAddedToMempool(const CTransactionRef& tx, uint64_t mempool_sequence) { LOCK(cs_wallet); SyncTransaction(tx, {CWalletTx::Status::UNCONFIRMED, /* block height */ 0, /* block hash */ {}, /* index */ 0}); @@ -1125,7 +1187,7 @@ void CWallet::transactionAddedToMempool(const CTransactionRef& tx) { } } -void CWallet::transactionRemovedFromMempool(const CTransactionRef& tx, MemPoolRemovalReason reason) { +void CWallet::transactionRemovedFromMempool(const CTransactionRef& tx, MemPoolRemovalReason reason, uint64_t mempool_sequence) { LOCK(cs_wallet); auto it = mapWallet.find(tx->GetHash()); if (it != mapWallet.end()) { @@ -1172,7 +1234,7 @@ void CWallet::blockConnected(const CBlock& block, int height) m_last_block_processed = block_hash; for (size_t index = 0; index < block.vtx.size(); index++) { SyncTransaction(block.vtx[index], {CWalletTx::Status::CONFIRMED, height, block_hash, (int)index}); - transactionRemovedFromMempool(block.vtx[index], MemPoolRemovalReason::BLOCK); + transactionRemovedFromMempool(block.vtx[index], MemPoolRemovalReason::BLOCK, 0 /* mempool_sequence */); } } @@ -1210,15 +1272,13 @@ void CWallet::BlockUntilSyncedToCurrentChain() const { isminetype CWallet::IsMine(const CTxIn &txin) const { + AssertLockHeld(cs_wallet); + std::map<uint256, CWalletTx>::const_iterator mi = mapWallet.find(txin.prevout.hash); + if (mi != mapWallet.end()) { - LOCK(cs_wallet); - std::map<uint256, CWalletTx>::const_iterator mi = mapWallet.find(txin.prevout.hash); - if (mi != mapWallet.end()) - { - const CWalletTx& prev = (*mi).second; - if (txin.prevout.n < prev.tx->vout.size()) - return IsMine(prev.tx->vout[txin.prevout.n]); - } + const CWalletTx& prev = (*mi).second; + if (txin.prevout.n < prev.tx->vout.size()) + return IsMine(prev.tx->vout[txin.prevout.n]); } return ISMINE_NO; } @@ -1243,16 +1303,19 @@ CAmount CWallet::GetDebit(const CTxIn &txin, const isminefilter& filter) const isminetype CWallet::IsMine(const CTxOut& txout) const { + AssertLockHeld(cs_wallet); return IsMine(txout.scriptPubKey); } isminetype CWallet::IsMine(const CTxDestination& dest) const { + AssertLockHeld(cs_wallet); return IsMine(GetScriptForDestination(dest)); } isminetype CWallet::IsMine(const CScript& script) const { + AssertLockHeld(cs_wallet); isminetype result = ISMINE_NO; for (const auto& spk_man_pair : m_spk_managers) { result = std::max(result, spk_man_pair.second->IsMine(script)); @@ -1264,6 +1327,7 @@ CAmount CWallet::GetCredit(const CTxOut& txout, const isminefilter& filter) cons { if (!MoneyRange(txout.nValue)) throw std::runtime_error(std::string(__func__) + ": value out of range"); + LOCK(cs_wallet); return ((IsMine(txout) & filter) ? txout.nValue : 0); } @@ -1281,13 +1345,12 @@ bool CWallet::IsChange(const CScript& script) const // a better way of identifying which outputs are 'the send' and which are // 'the change' will need to be implemented (maybe extend CWalletTx to remember // which output, if any, was change). + AssertLockHeld(cs_wallet); if (IsMine(script)) { CTxDestination address; if (!ExtractDestination(script, address)) return true; - - LOCK(cs_wallet); if (!FindAddressBookEntry(address)) { return true; } @@ -1297,6 +1360,7 @@ bool CWallet::IsChange(const CScript& script) const CAmount CWallet::GetChange(const CTxOut& txout) const { + AssertLockHeld(cs_wallet); if (!MoneyRange(txout.nValue)) throw std::runtime_error(std::string(__func__) + ": value out of range"); return (IsChange(txout) ? txout.nValue : 0); @@ -1304,6 +1368,7 @@ CAmount CWallet::GetChange(const CTxOut& txout) const bool CWallet::IsMine(const CTransaction& tx) const { + AssertLockHeld(cs_wallet); for (const CTxOut& txout : tx.vout) if (IsMine(txout)) return true; @@ -1362,6 +1427,7 @@ CAmount CWallet::GetCredit(const CTransaction& tx, const isminefilter& filter) c CAmount CWallet::GetChange(const CTransaction& tx) const { + LOCK(cs_wallet); CAmount nChange = 0; for (const CTxOut& txout : tx.vout) { @@ -1597,6 +1663,7 @@ void CWalletTx::GetAmounts(std::list<COutputEntry>& listReceived, nFee = nDebit - nValueOut; } + LOCK(pwallet->cs_wallet); // Sent/received. for (unsigned int i = 0; i < tx->vout.size(); ++i) { @@ -1965,36 +2032,38 @@ bool CWalletTx::InMempool() const bool CWalletTx::IsTrusted() const { - std::set<uint256> s; - return IsTrusted(s); + std::set<uint256> trusted_parents; + LOCK(pwallet->cs_wallet); + return pwallet->IsTrusted(*this, trusted_parents); } -bool CWalletTx::IsTrusted(std::set<uint256>& trusted_parents) const +bool CWallet::IsTrusted(const CWalletTx& wtx, std::set<uint256>& trusted_parents) const { + AssertLockHeld(cs_wallet); // Quick answer in most cases - if (!pwallet->chain().checkFinalTx(*tx)) return false; - int nDepth = GetDepthInMainChain(); + if (!chain().checkFinalTx(*wtx.tx)) return false; + int nDepth = wtx.GetDepthInMainChain(); if (nDepth >= 1) return true; if (nDepth < 0) return false; // using wtx's cached debit - if (!pwallet->m_spend_zero_conf_change || !IsFromMe(ISMINE_ALL)) return false; + if (!m_spend_zero_conf_change || !wtx.IsFromMe(ISMINE_ALL)) return false; // Don't trust unconfirmed transactions from us unless they are in the mempool. - if (!InMempool()) return false; + if (!wtx.InMempool()) return false; // Trusted if all inputs are from us and are in the mempool: - for (const CTxIn& txin : tx->vin) + for (const CTxIn& txin : wtx.tx->vin) { // Transactions not sent by us: not trusted - const CWalletTx* parent = pwallet->GetWalletTx(txin.prevout.hash); + const CWalletTx* parent = GetWalletTx(txin.prevout.hash); if (parent == nullptr) return false; const CTxOut& parentOut = parent->tx->vout[txin.prevout.n]; // Check that this specific input being spent is trusted - if (pwallet->IsMine(parentOut) != ISMINE_SPENDABLE) return false; + if (IsMine(parentOut) != ISMINE_SPENDABLE) return false; // If we've already trusted this parent, continue if (trusted_parents.count(parent->GetHash())) continue; // Recurse to check that the parent is also trusted - if (!parent->IsTrusted(trusted_parents)) return false; + if (!IsTrusted(*parent, trusted_parents)) return false; trusted_parents.insert(parent->GetHash()); } return true; @@ -2080,7 +2149,7 @@ CWallet::Balance CWallet::GetBalance(const int min_depth, bool avoid_reuse) cons for (const auto& entry : mapWallet) { const CWalletTx& wtx = entry.second; - const bool is_trusted{wtx.IsTrusted(trusted_parents)}; + const bool is_trusted{IsTrusted(wtx, trusted_parents)}; const int tx_depth{wtx.GetDepthInMainChain()}; const CAmount tx_credit_mine{wtx.GetAvailableCredit(/* fUseCache */ true, ISMINE_SPENDABLE | reuse_filter)}; const CAmount tx_credit_watchonly{wtx.GetAvailableCredit(/* fUseCache */ true, ISMINE_WATCH_ONLY | reuse_filter)}; @@ -2148,7 +2217,7 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe, const if (nDepth == 0 && !wtx.InMempool()) continue; - bool safeTx = wtx.IsTrusted(trusted_parents); + bool safeTx = IsTrusted(wtx, trusted_parents); // We should not consider coins from transactions that are replacing // other transactions. @@ -2284,6 +2353,7 @@ std::map<CTxDestination, std::vector<COutput>> CWallet::ListCoins() const const CTxOut& CWallet::FindNonChangeParentOutput(const CTransaction& tx, int output) const { + AssertLockHeld(cs_wallet); const CTransaction* ptx = &tx; int n = output; while (IsChange(ptx->vout[n]) && ptx->vin.size() > 0) { @@ -2320,27 +2390,15 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const CoinEligibil for (OutputGroup& group : groups) { if (!group.EligibleForSpending(eligibility_filter)) continue; - group.fee = 0; - group.long_term_fee = 0; - group.effective_value = 0; - for (auto it = group.m_outputs.begin(); it != group.m_outputs.end(); ) { - const CInputCoin& coin = *it; - CAmount effective_value = coin.txout.nValue - (coin.m_input_bytes < 0 ? 0 : coin_selection_params.effective_fee.GetFee(coin.m_input_bytes)); - // Only include outputs that are positive effective value (i.e. not dust) - if (effective_value > 0) { - group.fee += coin.m_input_bytes < 0 ? 0 : coin_selection_params.effective_fee.GetFee(coin.m_input_bytes); - group.long_term_fee += coin.m_input_bytes < 0 ? 0 : long_term_feerate.GetFee(coin.m_input_bytes); - if (coin_selection_params.m_subtract_fee_outputs) { - group.effective_value += coin.txout.nValue; - } else { - group.effective_value += effective_value; - } - ++it; - } else { - it = group.Discard(coin); - } + if (coin_selection_params.m_subtract_fee_outputs) { + // Set the effective feerate to 0 as we don't want to use the effective value since the fees will be deducted from the output + group.SetFees(CFeeRate(0) /* effective_feerate */, long_term_feerate); + } else { + group.SetFees(coin_selection_params.effective_fee, long_term_feerate); } - if (group.effective_value > 0) utxo_pool.push_back(group); + + OutputGroup pos_group = group.GetPositiveOnlyGroup(); + if (pos_group.effective_value > 0) utxo_pool.push_back(pos_group); } // Calculate the fees for things that aren't inputs CAmount not_input_fees = coin_selection_params.effective_fee.GetFee(coin_selection_params.tx_noinputs_size); @@ -2486,23 +2544,6 @@ bool CWallet::SignTransaction(CMutableTransaction& tx, const std::map<COutPoint, } // At this point, one input was not fully signed otherwise we would have exited already - // Find that input and figure out what went wrong. - for (unsigned int i = 0; i < tx.vin.size(); i++) { - // Get the prevout - CTxIn& txin = tx.vin[i]; - auto coin = coins.find(txin.prevout); - if (coin == coins.end() || coin->second.IsSpent()) { - input_errors[i] = "Input not found or already spent"; - continue; - } - - // Check if this input is complete - SignatureData sigdata = DataFromTransaction(tx, i, coin->second.out); - if (!sigdata.complete) { - input_errors[i] = "Unable to sign input, missing keys"; - continue; - } - } return false; } @@ -2590,7 +2631,8 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC LOCK(cs_wallet); CTransactionRef tx_new; - if (!CreateTransaction(vecSend, tx_new, nFeeRet, nChangePosInOut, error, coinControl, false)) { + FeeCalculation fee_calc_out; + if (!CreateTransaction(vecSend, tx_new, nFeeRet, nChangePosInOut, error, coinControl, fee_calc_out, false)) { return false; } @@ -2609,10 +2651,11 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC if (!coinControl.IsSelected(txin.prevout)) { tx.vin.push_back(txin); - if (lockUnspents) { - LockCoin(txin.prevout); - } } + if (lockUnspents) { + LockCoin(txin.prevout); + } + } return true; @@ -2706,7 +2749,15 @@ OutputType CWallet::TransactionChangeType(const Optional<OutputType>& change_typ return m_default_address_type; } -bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransactionRef& tx, CAmount& nFeeRet, int& nChangePosInOut, bilingual_str& error, const CCoinControl& coin_control, bool sign) +bool CWallet::CreateTransactionInternal( + const std::vector<CRecipient>& vecSend, + CTransactionRef& tx, + CAmount& nFeeRet, + int& nChangePosInOut, + bilingual_str& error, + const CCoinControl& coin_control, + FeeCalculation& fee_calc_out, + bool sign) { CAmount nValue = 0; const OutputType change_type = TransactionChangeType(coin_control.m_change_type ? *coin_control.m_change_type : m_default_change_type, vecSend); @@ -3049,6 +3100,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac // Before we return success, we assume any change key will be used to prevent // accidental re-use. reservedest.KeepDestination(); + fee_calc_out = feeCalc; WalletLogPrintf("Fee Calculation: Fee:%d Bytes:%u Needed:%d Tgt:%d (requested %d) Reason:\"%s\" Decay %.5f: Estimation: (%g - %g) %.2f%% %.1f/(%.1f %d mem %.1f out) Fail: (%g - %g) %.2f%% %.1f/(%.1f %d mem %.1f out)\n", nFeeRet, nBytes, nFeeNeeded, feeCalc.returnedTarget, feeCalc.desiredTarget, StringForFeeReason(feeCalc.reason), feeCalc.est.decay, @@ -3061,6 +3113,40 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac return true; } +bool CWallet::CreateTransaction( + const std::vector<CRecipient>& vecSend, + CTransactionRef& tx, + CAmount& nFeeRet, + int& nChangePosInOut, + bilingual_str& error, + const CCoinControl& coin_control, + FeeCalculation& fee_calc_out, + bool sign) +{ + int nChangePosIn = nChangePosInOut; + CTransactionRef tx2 = tx; + bool res = CreateTransactionInternal(vecSend, tx, nFeeRet, nChangePosInOut, error, coin_control, fee_calc_out, sign); + // try with avoidpartialspends unless it's enabled already + if (res && nFeeRet > 0 /* 0 means non-functional fee rate estimation */ && m_max_aps_fee > -1 && !coin_control.m_avoid_partial_spends) { + CCoinControl tmp_cc = coin_control; + tmp_cc.m_avoid_partial_spends = true; + CAmount nFeeRet2; + int nChangePosInOut2 = nChangePosIn; + bilingual_str error2; // fired and forgotten; if an error occurs, we discard the results + if (CreateTransactionInternal(vecSend, tx2, nFeeRet2, nChangePosInOut2, error2, tmp_cc, fee_calc_out, sign)) { + // if fee of this alternative one is within the range of the max fee, we use this one + const bool use_aps = nFeeRet2 <= nFeeRet + m_max_aps_fee; + WalletLogPrintf("Fee non-grouped = %lld, grouped = %lld, using %s\n", nFeeRet, nFeeRet2, use_aps ? "grouped" : "non-grouped"); + if (use_aps) { + tx = tx2; + nFeeRet = nFeeRet2; + nChangePosInOut = nChangePosInOut2; + } + } + } + return res; +} + void CWallet::CommitTransaction(CTransactionRef tx, mapValue_t mapValue, std::vector<std::pair<std::string, std::string>> orderForm) { LOCK(cs_wallet); @@ -3106,7 +3192,7 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet) LOCK(cs_wallet); fFirstRunRet = false; - DBErrors nLoadWalletRet = WalletBatch(*database,"cr+").LoadWallet(this); + DBErrors nLoadWalletRet = WalletBatch(*database).LoadWallet(this); if (nLoadWalletRet == DBErrors::NEED_REWRITE) { if (database->Rewrite("\x04pool")) @@ -3133,7 +3219,7 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet) DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256>& vHashOut) { AssertLockHeld(cs_wallet); - DBErrors nZapSelectTxRet = WalletBatch(*database, "cr+").ZapSelectTx(vHashIn, vHashOut); + DBErrors nZapSelectTxRet = WalletBatch(*database).ZapSelectTx(vHashIn, vHashOut); for (const uint256& hash : vHashOut) { const auto& it = mapWallet.find(hash); wtxOrdered.erase(it->second.m_it_wtxOrdered); @@ -3161,28 +3247,10 @@ DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256 return DBErrors::LOAD_OK; } -DBErrors CWallet::ZapWalletTx(std::list<CWalletTx>& vWtx) -{ - DBErrors nZapWalletTxRet = WalletBatch(*database,"cr+").ZapWalletTx(vWtx); - if (nZapWalletTxRet == DBErrors::NEED_REWRITE) - { - if (database->Rewrite("\x04pool")) - { - for (const auto& spk_man_pair : m_spk_managers) { - spk_man_pair.second->RewriteDB(); - } - } - } - - if (nZapWalletTxRet != DBErrors::LOAD_OK) - return nZapWalletTxRet; - - return DBErrors::LOAD_OK; -} - bool CWallet::SetAddressBookWithDB(WalletBatch& batch, const CTxDestination& address, const std::string& strName, const std::string& strPurpose) { bool fUpdated = false; + bool is_mine; { LOCK(cs_wallet); std::map<CTxDestination, CAddressBookData>::iterator mi = m_address_book.find(address); @@ -3190,8 +3258,9 @@ bool CWallet::SetAddressBookWithDB(WalletBatch& batch, const CTxDestination& add m_address_book[address].SetLabel(strName); if (!strPurpose.empty()) /* update purpose only if requested */ m_address_book[address].purpose = strPurpose; + is_mine = IsMine(address) != ISMINE_NO; } - NotifyAddressBookChanged(this, address, strName, IsMine(address) != ISMINE_NO, + NotifyAddressBookChanged(this, address, strName, is_mine, strPurpose, (fUpdated ? CT_UPDATED : CT_NEW) ); if (!strPurpose.empty() && !batch.WritePurpose(EncodeDestination(address), strPurpose)) return false; @@ -3206,30 +3275,31 @@ bool CWallet::SetAddressBook(const CTxDestination& address, const std::string& s bool CWallet::DelAddressBook(const CTxDestination& address) { - // If we want to delete receiving addresses, we need to take care that DestData "used" (and possibly newer DestData) gets preserved (and the "deleted" address transformed into a change entry instead of actually being deleted) - // NOTE: This isn't a problem for sending addresses because they never have any DestData yet! - // When adding new DestData, it should be considered here whether to retain or delete it (or move it?). - if (IsMine(address)) { - WalletLogPrintf("%s called with IsMine address, NOT SUPPORTED. Please report this bug! %s\n", __func__, PACKAGE_BUGREPORT); - return false; - } - + bool is_mine; + WalletBatch batch(*database); { LOCK(cs_wallet); - + // If we want to delete receiving addresses, we need to take care that DestData "used" (and possibly newer DestData) gets preserved (and the "deleted" address transformed into a change entry instead of actually being deleted) + // NOTE: This isn't a problem for sending addresses because they never have any DestData yet! + // When adding new DestData, it should be considered here whether to retain or delete it (or move it?). + if (IsMine(address)) { + WalletLogPrintf("%s called with IsMine address, NOT SUPPORTED. Please report this bug! %s\n", __func__, PACKAGE_BUGREPORT); + return false; + } // Delete destdata tuples associated with address std::string strAddress = EncodeDestination(address); for (const std::pair<const std::string, std::string> &item : m_address_book[address].destdata) { - WalletBatch(*database).EraseDestData(strAddress, item.first); + batch.EraseDestData(strAddress, item.first); } m_address_book.erase(address); + is_mine = IsMine(address) != ISMINE_NO; } - NotifyAddressBookChanged(this, address, "", IsMine(address) != ISMINE_NO, "", CT_DELETED); + NotifyAddressBookChanged(this, address, "", is_mine, "", CT_DELETED); - WalletBatch(*database).ErasePurpose(EncodeDestination(address)); - return WalletBatch(*database).EraseName(EncodeDestination(address)); + batch.ErasePurpose(EncodeDestination(address)); + return batch.EraseName(EncodeDestination(address)); } size_t CWallet::KeypoolCountExternalKeys() const @@ -3334,7 +3404,7 @@ std::map<CTxDestination, CAmount> CWallet::GetAddressBalances() const { const CWalletTx& wtx = walletEntry.second; - if (!wtx.IsTrusted(trusted_parents)) + if (!IsTrusted(wtx, trusted_parents)) continue; if (wtx.IsImmatureCoinBase()) @@ -3353,9 +3423,6 @@ std::map<CTxDestination, CAmount> CWallet::GetAddressBalances() const continue; CAmount n = IsSpent(walletEntry.first, i) ? 0 : wtx.tx->vout[i].nValue; - - if (!balances.count(addr)) - balances[addr] = 0; balances[addr] += n; } } @@ -3716,7 +3783,7 @@ std::vector<std::string> CWallet::GetDestValues(const std::string& prefix) const return values; } -bool CWallet::Verify(interfaces::Chain& chain, const WalletLocation& location, bilingual_str& error_string, std::vector<bilingual_str>& warnings) +std::unique_ptr<WalletDatabase> MakeWalletDatabase(const std::string& name, const DatabaseOptions& options, DatabaseStatus& status, bilingual_str& error_string) { // Do some checking on wallet path. It should be either a: // @@ -3724,54 +3791,25 @@ bool CWallet::Verify(interfaces::Chain& chain, const WalletLocation& location, b // 2. Path to an existing directory. // 3. Path to a symlink to a directory. // 4. For backwards compatibility, the name of a data file in -walletdir. - LOCK(cs_wallets); - const fs::path& wallet_path = location.GetPath(); + const fs::path& wallet_path = fs::absolute(name, GetWalletDir()); fs::file_type path_type = fs::symlink_status(wallet_path).type(); if (!(path_type == fs::file_not_found || path_type == fs::directory_file || (path_type == fs::symlink_file && fs::is_directory(wallet_path)) || - (path_type == fs::regular_file && fs::path(location.GetName()).filename() == location.GetName()))) { + (path_type == fs::regular_file && fs::path(name).filename() == name))) { error_string = Untranslated(strprintf( "Invalid -wallet path '%s'. -wallet path should point to a directory where wallet.dat and " "database/log.?????????? files can be stored, a location where such a directory could be created, " "or (for backwards compatibility) the name of an existing data file in -walletdir (%s)", - location.GetName(), GetWalletDir())); - return false; - } - - // Make sure that the wallet path doesn't clash with an existing wallet path - if (IsWalletLoaded(wallet_path)) { - error_string = Untranslated(strprintf("Error loading wallet %s. Duplicate -wallet filename specified.", location.GetName())); - return false; - } - - // Keep same database environment instance across Verify/Recover calls below. - std::unique_ptr<WalletDatabase> database = CreateWalletDatabase(wallet_path); - - try { - return database->Verify(error_string); - } catch (const fs::filesystem_error& e) { - error_string = Untranslated(strprintf("Error loading wallet %s. %s", location.GetName(), fsbridge::get_filesystem_error_message(e))); - return false; + name, GetWalletDir())); + status = DatabaseStatus::FAILED_BAD_PATH; + return nullptr; } + return MakeDatabase(wallet_path, options, status, error_string); } -std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain, const WalletLocation& location, bilingual_str& error, std::vector<bilingual_str>& warnings, uint64_t wallet_creation_flags) +std::shared_ptr<CWallet> CWallet::Create(interfaces::Chain& chain, const std::string& name, std::unique_ptr<WalletDatabase> database, uint64_t wallet_creation_flags, bilingual_str& error, std::vector<bilingual_str>& warnings) { - const std::string walletFile = WalletDataFilePath(location.GetPath()).string(); - - // needed to restore wallet transaction meta data after -zapwallettxes - std::list<CWalletTx> vWtx; - - if (gArgs.GetBoolArg("-zapwallettxes", false)) { - chain.initMessage(_("Zapping all transactions from wallet...").translated); - - std::unique_ptr<CWallet> tempWallet = MakeUnique<CWallet>(&chain, location, CreateWalletDatabase(location.GetPath())); - DBErrors nZapWalletRet = tempWallet->ZapWalletTx(vWtx); - if (nZapWalletRet != DBErrors::LOAD_OK) { - error = strprintf(_("Error loading %s: Wallet corrupted"), walletFile); - return nullptr; - } - } + const std::string& walletFile = database->Filename(); chain.initMessage(_("Loading wallet...").translated); @@ -3779,7 +3817,7 @@ std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain, bool fFirstRun = true; // TODO: Can't use std::make_shared because we need a custom deleter but // should be possible to use std::allocate_shared. - std::shared_ptr<CWallet> walletInstance(new CWallet(&chain, location, CreateWalletDatabase(location.GetPath())), ReleaseWallet); + std::shared_ptr<CWallet> walletInstance(new CWallet(&chain, name, std::move(database)), ReleaseWallet); DBErrors nLoadWalletRet = walletInstance->LoadWallet(fFirstRun); if (nLoadWalletRet != DBErrors::LOAD_OK) { if (nLoadWalletRet == DBErrors::CORRUPT) { @@ -3878,6 +3916,22 @@ std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain, walletInstance->m_min_fee = CFeeRate(n); } + if (gArgs.IsArgSet("-maxapsfee")) { + const std::string max_aps_fee{gArgs.GetArg("-maxapsfee", "")}; + CAmount n = 0; + if (max_aps_fee == "-1") { + n = -1; + } else if (!ParseMoney(max_aps_fee, n)) { + error = AmountErrMsg("maxapsfee", max_aps_fee); + return nullptr; + } + if (n > HIGH_APS_FEE) { + warnings.push_back(AmountHighWarn("-maxapsfee") + Untranslated(" ") + + _("This is the maximum transaction fee you pay (in addition to the normal fee) to prioritize partial spend avoidance over regular coin selection.")); + } + walletInstance->m_max_aps_fee = n; + } + if (gArgs.IsArgSet("-fallbackfee")) { CAmount nFeePerK = 0; if (!ParseMoney(gArgs.GetArg("-fallbackfee", ""), nFeePerK)) { @@ -4033,30 +4087,6 @@ std::shared_ptr<CWallet> CWallet::CreateWalletFromFile(interfaces::Chain& chain, } walletInstance->chainStateFlushed(chain.getTipLocator()); walletInstance->database->IncrementUpdateCounter(); - - // Restore wallet transaction metadata after -zapwallettxes=1 - if (gArgs.GetBoolArg("-zapwallettxes", false) && gArgs.GetArg("-zapwallettxes", "1") != "2") - { - WalletBatch batch(*walletInstance->database); - - for (const CWalletTx& wtxOld : vWtx) - { - uint256 hash = wtxOld.GetHash(); - std::map<uint256, CWalletTx>::iterator mi = walletInstance->mapWallet.find(hash); - if (mi != walletInstance->mapWallet.end()) - { - const CWalletTx* copyFrom = &wtxOld; - CWalletTx* copyTo = &mi->second; - copyTo->mapValue = copyFrom->mapValue; - copyTo->vOrderForm = copyFrom->vOrderForm; - copyTo->nTimeReceived = copyFrom->nTimeReceived; - copyTo->nTimeSmart = copyFrom->nTimeSmart; - copyTo->fFromMe = copyFrom->fFromMe; - copyTo->nOrderPos = copyFrom->nOrderPos; - batch.WriteTx(*copyTo); - } - } - } } { |