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Merge #9602: Remove coin age priority and free transactions - implementation

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b421e6d Update example bitcoin.conf (Alex Morcos)
7d4e950 Allow setting minrelaytxfee to 0 (Alex Morcos)
359e8a0 [cleanup] Remove coin age priority completely. (Alex Morcos)
f9b9371 [rpc] Remove priorityDelta from prioritisetransaction (Alex Morcos)
49be7e1 [rpc] Remove priority information from mempool RPC calls (Alex Morcos)
0315888 [test] Remove priority from tests (Alex Morcos)
f838005 No longer allow "free" transactions (Alex Morcos)
ad727f4 [rpc] sendrawtransaction no longer bypasses minRelayTxFee (Alex Morcos)
fe282ac [cleanup] Remove estimatePriority and estimateSmartPriority (Alex Morcos)
400b151 [debug] Change -printpriority option (Alex Morcos)
272b25a [mining] Remove -blockprioritysize. (Alex Morcos)
12839cd [rpc] Remove estimatepriority and estimatesmartpriority. (Alex Morcos)
ddf58c7 wallet: Remove sendfree (MarcoFalke)

Tree-SHA512: a9a4499405923ce794ef18f9e334dbbd59dfc73a3dc2df6f85cc9c62af6f353ec2eed9c2d5e58e904f918d0d7ab738f403dd4939d9bc2276136864fe63710782
This commit is contained in:
Wladimir J. van der Laan
2017-03-07 19:12:58 +01:00
parent 3178b2c740 b421e6ddcf
commit 30ff3a2fc9
40 changed files with 119 additions and 682 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
src/wallet/wallet.cpp
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@@ -40,7 +40,6 @@ CWallet* pwalletMain = NULL;
CFeeRate payTxFee(DEFAULT_TRANSACTION_FEE);
unsigned int nTxConfirmTarget = DEFAULT_TX_CONFIRM_TARGET;
bool bSpendZeroConfChange = DEFAULT_SPEND_ZEROCONF_CHANGE;
bool fSendFreeTransactions = DEFAULT_SEND_FREE_TRANSACTIONS;
bool fWalletRbf = DEFAULT_WALLET_RBF;
const char * DEFAULT_WALLET_DAT = "wallet.dat";
@@ -2379,7 +2378,6 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
CAmount nValueToSelect = nValue;
if (nSubtractFeeFromAmount == 0)
nValueToSelect += nFeeRet;
double dPriority = 0;
// vouts to the payees
for (const auto& recipient : vecSend)
{
@@ -2420,19 +2418,6 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
strFailReason = _("Insufficient funds");
return false;
}
for (const auto& pcoin : setCoins)
{
CAmount nCredit = pcoin.first->tx->vout[pcoin.second].nValue;
//The coin age after the next block (depth+1) is used instead of the current,
//reflecting an assumption the user would accept a bit more delay for
//a chance at a free transaction.
//But mempool inputs might still be in the mempool, so their age stays 0
int age = pcoin.first->GetDepthInMainChain();
assert(age >= 0);
if (age != 0)
age += 1;
dPriority += (double)nCredit * age;
}
const CAmount nChange = nValueIn - nValueToSelect;
if (nChange > 0)
@@ -2544,7 +2529,6 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
unsigned int nBytes = GetVirtualTransactionSize(txNew);
CTransaction txNewConst(txNew);
dPriority = txNewConst.ComputePriority(dPriority, nBytes);
// Remove scriptSigs to eliminate the fee calculation dummy signatures
for (auto& vin : txNew.vin) {
@@ -2557,16 +2541,6 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
if (coinControl && coinControl->nConfirmTarget > 0)
currentConfirmationTarget = coinControl->nConfirmTarget;
// Can we complete this as a free transaction?
if (fSendFreeTransactions && nBytes <= MAX_FREE_TRANSACTION_CREATE_SIZE)
{
// Not enough fee: enough priority?
double dPriorityNeeded = mempool.estimateSmartPriority(currentConfirmationTarget);
// Require at least hard-coded AllowFree.
if (dPriority >= dPriorityNeeded && AllowFree(dPriority))
break;
}
CAmount nFeeNeeded = GetMinimumFee(nBytes, currentConfirmationTarget, mempool);
if (coinControl && nFeeNeeded > 0 && coinControl->nMinimumTotalFee > nFeeNeeded) {
nFeeNeeded = coinControl->nMinimumTotalFee;
@@ -2655,7 +2629,7 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
if (GetBoolArg("-walletrejectlongchains", DEFAULT_WALLET_REJECT_LONG_CHAINS)) {
// Lastly, ensure this tx will pass the mempool's chain limits
LockPoints lp;
CTxMemPoolEntry entry(wtxNew.tx, 0, 0, 0, 0, 0, false, 0, lp);
CTxMemPoolEntry entry(wtxNew.tx, 0, 0, 0, false, 0, lp);
CTxMemPool::setEntries setAncestors;
size_t nLimitAncestors = GetArg("-limitancestorcount", DEFAULT_ANCESTOR_LIMIT);
size_t nLimitAncestorSize = GetArg("-limitancestorsize", DEFAULT_ANCESTOR_SIZE_LIMIT)*1000;
@@ -3548,8 +3522,6 @@ std::string CWallet::GetWalletHelpString(bool showDebug)
CURRENCY_UNIT, FormatMoney(payTxFee.GetFeePerK())));
strUsage += HelpMessageOpt("-rescan", _("Rescan the block chain for missing wallet transactions on startup"));
strUsage += HelpMessageOpt("-salvagewallet", _("Attempt to recover private keys from a corrupt wallet on startup"));
if (showDebug)
strUsage += HelpMessageOpt("-sendfreetransactions", strprintf(_("Send transactions as zero-fee transactions if possible (default: %u)"), DEFAULT_SEND_FREE_TRANSACTIONS));
strUsage += HelpMessageOpt("-spendzeroconfchange", strprintf(_("Spend unconfirmed change when sending transactions (default: %u)"), DEFAULT_SPEND_ZEROCONF_CHANGE));
strUsage += HelpMessageOpt("-txconfirmtarget=<n>", strprintf(_("If paytxfee is not set, include enough fee so transactions begin confirmation on average within n blocks (default: %u)"), DEFAULT_TX_CONFIRM_TARGET));
strUsage += HelpMessageOpt("-usehd", _("Use hierarchical deterministic key generation (HD) after BIP32. Only has effect during wallet creation/first start") + " " + strprintf(_("(default: %u)"), DEFAULT_USE_HD_WALLET));
@@ -3870,12 +3842,8 @@ bool CWallet::ParameterInteraction()
}
nTxConfirmTarget = GetArg("-txconfirmtarget", DEFAULT_TX_CONFIRM_TARGET);
bSpendZeroConfChange = GetBoolArg("-spendzeroconfchange", DEFAULT_SPEND_ZEROCONF_CHANGE);
fSendFreeTransactions = GetBoolArg("-sendfreetransactions", DEFAULT_SEND_FREE_TRANSACTIONS);
fWalletRbf = GetBoolArg("-walletrbf", DEFAULT_WALLET_RBF);
if (fSendFreeTransactions && GetArg("-limitfreerelay", DEFAULT_LIMITFREERELAY) <= 0)
return InitError("Creation of free transactions with their relay disabled is not supported.");
return true;
}