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Merge #7967: [RPC] add feerate option to fundrawtransaction

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04eaa90 Add more clear interface for CoinControl.h regarding individual feerate (Jonas Schnelli)
3b35e48 [RPC] add feerate option to fundrawtransaction (Jonas Schnelli)
This commit is contained in:
Wladimir J. van der Laan 2016-06-03 15:31:49 +02:00
parent c141c14c9f 04eaa90958
commit 8c1e49ba13
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GPG key ID: 74810B012346C9A6
5 changed files with 34 additions and 6 deletions
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8
qa/rpc-tests/fundrawtransaction.py
View file

@ -678,6 +678,14 @@ class RawTransactionsTest(BitcoinTestFramework):
assert(signedtx["complete"])
self.nodes[0].sendrawtransaction(signedtx["hex"])
inputs = []
outputs = {self.nodes[2].getnewaddress() : 1}
rawtx = self.nodes[3].createrawtransaction(inputs, outputs)
result = self.nodes[3].fundrawtransaction(rawtx, )
result2 = self.nodes[3].fundrawtransaction(rawtx, {"feeRate": 2000})
result3 = self.nodes[3].fundrawtransaction(rawtx, {"feeRate": 10000})
assert_equal(result['fee']*2, result2['fee'])
assert_equal(result['fee']*10, result3['fee'])
if __name__ == '__main__':
RawTransactionsTest().main()

6
src/coincontrol.h
View file

@ -18,6 +18,10 @@ public:
bool fAllowWatchOnly;
//! Minimum absolute fee (not per kilobyte)
CAmount nMinimumTotalFee;
//! Override estimated feerate
bool fOverrideFeeRate;
//! Feerate to use if overrideFeeRate is true
CFeeRate nFeeRate;
CCoinControl()
{
@ -31,6 +35,8 @@ public:
fAllowWatchOnly = false;
setSelected.clear();
nMinimumTotalFee = 0;
nFeeRate = CFeeRate(0);
fOverrideFeeRate = false;
}
bool HasSelected() const

17
src/wallet/rpcwallet.cpp
View file

@ -2421,6 +2421,7 @@ UniValue fundrawtransaction(const UniValue& params, bool fHelp)
" \"changePosition\" (numeric, optional, default random) The index of the change output\n"
" \"includeWatching\" (boolean, optional, default false) Also select inputs which are watch only\n"
" \"lockUnspents\" (boolean, optional, default false) Lock selected unspent outputs\n"
" \"feeRate\" (numeric, optional, default 0=estimate) Set a specific feerate (fee per KB)\n"
" }\n"
" for backward compatibility: passing in a true instead of an object will result in {\"includeWatching\":true}\n"
"\nResult:\n"
@ -2447,6 +2448,8 @@ UniValue fundrawtransaction(const UniValue& params, bool fHelp)
int changePosition = -1;
bool includeWatching = false;
bool lockUnspents = false;
CFeeRate feeRate = CFeeRate(0);
bool overrideEstimatedFeerate = false;
if (params.size() > 1) {
if (params[1].type() == UniValue::VBOOL) {
@ -2458,7 +2461,7 @@ UniValue fundrawtransaction(const UniValue& params, bool fHelp)
UniValue options = params[1];
RPCTypeCheckObj(options, boost::assign::map_list_of("changeAddress", UniValue::VSTR)("changePosition", UniValue::VNUM)("includeWatching", UniValue::VBOOL)("lockUnspents", UniValue::VBOOL), true, true);
RPCTypeCheckObj(options, boost::assign::map_list_of("changeAddress", UniValue::VSTR)("changePosition", UniValue::VNUM)("includeWatching", UniValue::VBOOL)("lockUnspents", UniValue::VBOOL)("feeRate", UniValue::VNUM), true, true);
if (options.exists("changeAddress")) {
CBitcoinAddress address(options["changeAddress"].get_str());
@ -2477,6 +2480,12 @@ UniValue fundrawtransaction(const UniValue& params, bool fHelp)
if (options.exists("lockUnspents"))
lockUnspents = options["lockUnspents"].get_bool();
if (options.exists("feeRate"))
{
feeRate = CFeeRate(options["feeRate"].get_real());
overrideEstimatedFeerate = true;
}
}
}
@ -2492,16 +2501,16 @@ UniValue fundrawtransaction(const UniValue& params, bool fHelp)
throw JSONRPCError(RPC_INVALID_PARAMETER, "changePosition out of bounds");
CMutableTransaction tx(origTx);
CAmount nFee;
CAmount nFeeOut;
string strFailReason;
if(!pwalletMain->FundTransaction(tx, nFee, changePosition, strFailReason, includeWatching, lockUnspents, changeAddress))
if(!pwalletMain->FundTransaction(tx, nFeeOut, overrideEstimatedFeerate, feeRate, changePosition, strFailReason, includeWatching, lockUnspents, changeAddress))
throw JSONRPCError(RPC_INTERNAL_ERROR, strFailReason);
UniValue result(UniValue::VOBJ);
result.push_back(Pair("hex", EncodeHexTx(tx)));
result.push_back(Pair("changepos", changePosition));
result.push_back(Pair("fee", ValueFromAmount(nFee)));
result.push_back(Pair("fee", ValueFromAmount(nFeeOut)));
return result;
}

7
src/wallet/wallet.cpp
View file

@ -1909,7 +1909,7 @@ bool CWallet::SelectCoins(const vector<COutput>& vAvailableCoins, const CAmount&
return res;
}
bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const CTxDestination& destChange)
bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const CTxDestination& destChange)
{
vector<CRecipient> vecSend;
@ -1924,6 +1924,9 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC
coinControl.destChange = destChange;
coinControl.fAllowOtherInputs = true;
coinControl.fAllowWatchOnly = includeWatching;
coinControl.fOverrideFeeRate = overrideEstimatedFeeRate;
coinControl.nFeeRate = specificFeeRate;
BOOST_FOREACH(const CTxIn& txin, tx.vin)
coinControl.Select(txin.prevout);
@ -2233,6 +2236,8 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
if (coinControl && nFeeNeeded > 0 && coinControl->nMinimumTotalFee > nFeeNeeded) {
nFeeNeeded = coinControl->nMinimumTotalFee;
}
if (coinControl && coinControl->fOverrideFeeRate)
nFeeNeeded = coinControl->nFeeRate.GetFee(nBytes);
// If we made it here and we aren't even able to meet the relay fee on the next pass, give up
// because we must be at the maximum allowed fee.

2
src/wallet/wallet.h
View file

@ -738,7 +738,7 @@ public:
* Insert additional inputs into the transaction by
* calling CreateTransaction();
*/
bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const CTxDestination& destChange = CNoDestination());
bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, bool overrideEstimatedFeeRate, const CFeeRate& specificFeeRate, int& nChangePosInOut, std::string& strFailReason, bool includeWatching, bool lockUnspents, const CTxDestination& destChange = CNoDestination());
/**
* Create a new transaction paying the recipients with a set of coins