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wallet: Make fee settings non-static members

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This commit is contained in:
MarcoFalke
2018-04-07 12:12:46 -04:00
parent d5b2e98250
commit fac0db0ff8
16 changed files with 186 additions and 187 deletions
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109
src/wallet/wallet.cpp
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@@ -72,29 +72,8 @@ CWallet* GetWallet(const std::string& name)
return nullptr;
}
/** Transaction fee set by the user */
CFeeRate payTxFee(DEFAULT_TRANSACTION_FEE);
unsigned int nTxConfirmTarget = DEFAULT_TX_CONFIRM_TARGET;
bool bSpendZeroConfChange = DEFAULT_SPEND_ZEROCONF_CHANGE;
bool fWalletRbf = DEFAULT_WALLET_RBF;
bool g_wallet_allow_fallback_fee = true; //<! will be defined via chainparams
const uint32_t BIP32_HARDENED_KEY_LIMIT = 0x80000000;
/**
* Fees smaller than this (in satoshi) are considered zero fee (for transaction creation)
* Override with -mintxfee
*/
CFeeRate CWallet::minTxFee = CFeeRate(DEFAULT_TRANSACTION_MINFEE);
/**
* If fee estimation does not have enough data to provide estimates, use this fee instead.
* Has no effect if not using fee estimation
* Override with -fallbackfee
*/
CFeeRate CWallet::fallbackFee = CFeeRate(DEFAULT_FALLBACK_FEE);
CFeeRate CWallet::m_discard_rate = CFeeRate(DEFAULT_DISCARD_FEE);
const uint256 CMerkleTx::ABANDON_HASH(uint256S("0000000000000000000000000000000000000000000000000000000000000001"));
/** @defgroup mapWallet
@@ -2054,7 +2033,7 @@ bool CWalletTx::IsTrusted() const
return true;
if (nDepth < 0)
return false;
if (!bSpendZeroConfChange || !IsFromMe(ISMINE_ALL)) // using wtx's cached debit
if (!pwallet->m_spend_zero_conf_change || !IsFromMe(ISMINE_ALL)) // using wtx's cached debit
return false;
// Don't trust unconfirmed transactions from us unless they are in the mempool.
@@ -2490,10 +2469,10 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const CoinEligibil
FeeCalculation feeCalc;
CCoinControl temp;
temp.m_confirm_target = 1008;
CFeeRate long_term_feerate = GetMinimumFeeRate(temp, ::mempool, ::feeEstimator, &feeCalc);
CFeeRate long_term_feerate = GetMinimumFeeRate(*this, temp, ::mempool, ::feeEstimator, &feeCalc);
// Calculate cost of change
CAmount cost_of_change = GetDiscardRate(::feeEstimator).GetFee(coin_selection_params.change_spend_size) + coin_selection_params.effective_fee.GetFee(coin_selection_params.change_output_size);
CAmount cost_of_change = GetDiscardRate(*this, ::feeEstimator).GetFee(coin_selection_params.change_spend_size) + coin_selection_params.effective_fee.GetFee(coin_selection_params.change_output_size);
// Filter by the min conf specs and add to utxo_pool and calculate effective value
for (const COutput &output : vCoins)
@@ -2590,11 +2569,11 @@ bool CWallet::SelectCoins(const std::vector<COutput>& vAvailableCoins, const CAm
bool res = nTargetValue <= nValueFromPresetInputs ||
SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(1, 6, 0), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used) ||
SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(1, 1, 0), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used) ||
(bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, 2), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, std::min((size_t)4, nMaxChainLength/3)), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, nMaxChainLength/2), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(bSpendZeroConfChange && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, nMaxChainLength), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(bSpendZeroConfChange && !fRejectLongChains && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, std::numeric_limits<uint64_t>::max()), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used));
(m_spend_zero_conf_change && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, 2), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(m_spend_zero_conf_change && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, std::min((size_t)4, nMaxChainLength/3)), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(m_spend_zero_conf_change && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, nMaxChainLength/2), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(m_spend_zero_conf_change && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, nMaxChainLength), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used)) ||
(m_spend_zero_conf_change && !fRejectLongChains && SelectCoinsMinConf(nTargetValue - nValueFromPresetInputs, CoinEligibilityFilter(0, 1, std::numeric_limits<uint64_t>::max()), vCoins, setCoinsRet, nValueRet, coin_selection_params, bnb_used));
// because SelectCoinsMinConf clears the setCoinsRet, we now add the possible inputs to the coinset
setCoinsRet.insert(setPresetCoins.begin(), setPresetCoins.end());
@@ -2813,10 +2792,10 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac
CTxOut change_prototype_txout(0, scriptChange);
coin_selection_params.change_output_size = GetSerializeSize(change_prototype_txout, SER_DISK, 0);
CFeeRate discard_rate = GetDiscardRate(::feeEstimator);
CFeeRate discard_rate = GetDiscardRate(*this, ::feeEstimator);
// Get the fee rate to use effective values in coin selection
CFeeRate nFeeRateNeeded = GetMinimumFeeRate(coin_control, ::mempool, ::feeEstimator, &feeCalc);
CFeeRate nFeeRateNeeded = GetMinimumFeeRate(*this, coin_control, ::mempool, ::feeEstimator, &feeCalc);
nFeeRet = 0;
bool pick_new_inputs = true;
@@ -2940,8 +2919,8 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac
return false;
}
nFeeNeeded = GetMinimumFee(nBytes, coin_control, ::mempool, ::feeEstimator, &feeCalc);
if (feeCalc.reason == FeeReason::FALLBACK && !g_wallet_allow_fallback_fee) {
nFeeNeeded = GetMinimumFee(*this, nBytes, coin_control, ::mempool, ::feeEstimator, &feeCalc);
if (feeCalc.reason == FeeReason::FALLBACK && !m_allow_fallback_fee) {
// eventually allow a fallback fee
strFailReason = _("Fee estimation failed. Fallbackfee is disabled. Wait a few blocks or enable -fallbackfee.");
return false;
@@ -2968,7 +2947,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac
// change output. Only try this once.
if (nChangePosInOut == -1 && nSubtractFeeFromAmount == 0 && pick_new_inputs) {
unsigned int tx_size_with_change = nBytes + coin_selection_params.change_output_size + 2; // Add 2 as a buffer in case increasing # of outputs changes compact size
CAmount fee_needed_with_change = GetMinimumFee(tx_size_with_change, coin_control, ::mempool, ::feeEstimator, nullptr);
CAmount fee_needed_with_change = GetMinimumFee(*this, tx_size_with_change, coin_control, ::mempool, ::feeEstimator, nullptr);
CAmount minimum_value_for_change = GetDustThreshold(change_prototype_txout, discard_rate);
if (nFeeRet >= fee_needed_with_change + minimum_value_for_change) {
pick_new_inputs = false;
@@ -3035,7 +3014,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CTransac
// to avoid conflicting with other possible uses of nSequence,
// and in the spirit of "smallest possible change from prior
// behavior."
const uint32_t nSequence = coin_control.signalRbf ? MAX_BIP125_RBF_SEQUENCE : (CTxIn::SEQUENCE_FINAL - 1);
const uint32_t nSequence = coin_control.m_signal_bip125_rbf.get_value_or(m_signal_rbf) ? MAX_BIP125_RBF_SEQUENCE : (CTxIn::SEQUENCE_FINAL - 1);
for (const auto& coin : selected_coins) {
txNew.vin.push_back(CTxIn(coin.outpoint, CScript(), nSequence));
}
@@ -4080,6 +4059,66 @@ CWallet* CWallet::CreateWalletFromFile(const std::string& name, const fs::path&
return nullptr;
}
if (gArgs.IsArgSet("-mintxfee")) {
CAmount n = 0;
if (!ParseMoney(gArgs.GetArg("-mintxfee", ""), n) || 0 == n) {
InitError(AmountErrMsg("mintxfee", gArgs.GetArg("-mintxfee", "")));
return nullptr;
}
if (n > HIGH_TX_FEE_PER_KB) {
InitWarning(AmountHighWarn("-mintxfee") + " " +
_("This is the minimum transaction fee you pay on every transaction."));
}
walletInstance->m_min_fee = CFeeRate(n);
}
walletInstance->m_allow_fallback_fee = Params().IsFallbackFeeEnabled();
if (gArgs.IsArgSet("-fallbackfee")) {
CAmount nFeePerK = 0;
if (!ParseMoney(gArgs.GetArg("-fallbackfee", ""), nFeePerK)) {
InitError(strprintf(_("Invalid amount for -fallbackfee=<amount>: '%s'"), gArgs.GetArg("-fallbackfee", "")));
return nullptr;
}
if (nFeePerK > HIGH_TX_FEE_PER_KB) {
InitWarning(AmountHighWarn("-fallbackfee") + " " +
_("This is the transaction fee you may pay when fee estimates are not available."));
}
walletInstance->m_fallback_fee = CFeeRate(nFeePerK);
walletInstance->m_allow_fallback_fee = nFeePerK != 0; //disable fallback fee in case value was set to 0, enable if non-null value
}
if (gArgs.IsArgSet("-discardfee")) {
CAmount nFeePerK = 0;
if (!ParseMoney(gArgs.GetArg("-discardfee", ""), nFeePerK)) {
InitError(strprintf(_("Invalid amount for -discardfee=<amount>: '%s'"), gArgs.GetArg("-discardfee", "")));
return nullptr;
}
if (nFeePerK > HIGH_TX_FEE_PER_KB) {
InitWarning(AmountHighWarn("-discardfee") + " " +
_("This is the transaction fee you may discard if change is smaller than dust at this level"));
}
walletInstance->m_discard_rate = CFeeRate(nFeePerK);
}
if (gArgs.IsArgSet("-paytxfee")) {
CAmount nFeePerK = 0;
if (!ParseMoney(gArgs.GetArg("-paytxfee", ""), nFeePerK)) {
InitError(AmountErrMsg("paytxfee", gArgs.GetArg("-paytxfee", "")));
return nullptr;
}
if (nFeePerK > HIGH_TX_FEE_PER_KB) {
InitWarning(AmountHighWarn("-paytxfee") + " " +
_("This is the transaction fee you will pay if you send a transaction."));
}
walletInstance->m_pay_tx_fee = CFeeRate(nFeePerK, 1000);
if (walletInstance->m_pay_tx_fee < ::minRelayTxFee) {
InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s' (must be at least %s)"),
gArgs.GetArg("-paytxfee", ""), ::minRelayTxFee.ToString()));
return nullptr;
}
}
walletInstance->m_confirm_target = gArgs.GetArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET);
walletInstance->m_spend_zero_conf_change = gArgs.GetBoolArg("-spendzeroconfchange", DEFAULT_SPEND_ZEROCONF_CHANGE);
walletInstance->m_signal_rbf = gArgs.GetBoolArg("-walletrbf", DEFAULT_WALLET_RBF);
LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart);
// Try to top up keypool. No-op if the wallet is locked.