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Convert named argument from nblocks to conf_target

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in estimatesmartfee and estimaterawfee.  Also reuse existing bounds checking.
This commit is contained in:
Alex Morcos 2017-07-12 15:10:16 -04:00
parent 439c4e8ad5
commit 06bcdb8da6
1 changed files with 15 additions and 21 deletions
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36
src/rpc/mining.cpp
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@ -806,13 +806,13 @@ UniValue estimatesmartfee(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
throw std::runtime_error(
"estimatesmartfee nblocks (\"estimate_mode\")\n"
"estimatesmartfee conf_target (\"estimate_mode\")\n"
"\nEstimates the approximate fee per kilobyte needed for a transaction to begin\n"
"confirmation within nblocks blocks if possible and return the number of blocks\n"
"confirmation within conf_target blocks if possible and return the number of blocks\n"
"for which the estimate is valid. Uses virtual transaction size as defined\n"
"in BIP 141 (witness data is discounted).\n"
"\nArguments:\n"
"1. nblocks (numeric) Confirmation target in blocks (1 - 1008)\n"
"1. conf_target (numeric) Confirmation target in blocks (1 - 1008)\n"
"2. \"estimate_mode\" (string, optional, default=CONSERVATIVE) The fee estimate mode.\n"
" Whether to return a more conservative estimate which also satisfies\n"
" a longer history. A conservative estimate potentially returns a\n"
@ -839,10 +839,7 @@ UniValue estimatesmartfee(const JSONRPCRequest& request)
RPCTypeCheck(request.params, {UniValue::VNUM, UniValue::VSTR});
RPCTypeCheckArgument(request.params[0], UniValue::VNUM);
int nBlocks = request.params[0].get_int();
if (nBlocks < 1 || (unsigned int)nBlocks > ::feeEstimator.HighestTargetTracked(FeeEstimateHorizon::LONG_HALFLIFE)) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid nblocks");
}
unsigned int conf_target = ParseConfirmTarget(request.params[0]);
bool conservative = true;
if (request.params.size() > 1 && !request.params[1].isNull()) {
FeeEstimateMode fee_mode;
@ -855,7 +852,7 @@ UniValue estimatesmartfee(const JSONRPCRequest& request)
UniValue result(UniValue::VOBJ);
UniValue errors(UniValue::VARR);
FeeCalculation feeCalc;
CFeeRate feeRate = ::feeEstimator.estimateSmartFee(nBlocks, &feeCalc, conservative);
CFeeRate feeRate = ::feeEstimator.estimateSmartFee(conf_target, &feeCalc, conservative);
if (feeRate != CFeeRate(0)) {
result.push_back(Pair("feerate", ValueFromAmount(feeRate.GetFeePerK())));
} else {
@ -870,18 +867,18 @@ UniValue estimaterawfee(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
throw std::runtime_error(
"estimaterawfee nblocks (threshold)\n"
"estimaterawfee conf_target (threshold)\n"
"\nWARNING: This interface is unstable and may disappear or change!\n"
"\nWARNING: This is an advanced API call that is tightly coupled to the specific\n"
" implementation of fee estimation. The parameters it can be called with\n"
" and the results it returns will change if the internal implementation changes.\n"
"\nEstimates the approximate fee per kilobyte needed for a transaction to begin\n"
"confirmation within nblocks blocks if possible. Uses virtual transaction size as defined\n"
"in BIP 141 (witness data is discounted).\n"
"confirmation within conf_target blocks if possible. Uses virtual transaction size as\n"
"defined in BIP 141 (witness data is discounted).\n"
"\nArguments:\n"
"1. nblocks (numeric) Confirmation target in blocks (1 - 1008)\n"
"1. conf_target (numeric) Confirmation target in blocks (1 - 1008)\n"
"2. threshold (numeric, optional) The proportion of transactions in a given feerate range that must have been\n"
" confirmed within nblocks in order to consider those feerates as high enough and proceed to check\n"
" confirmed within conf_target in order to consider those feerates as high enough and proceed to check\n"
" lower buckets. Default: 0.95\n"
"\nResult:\n"
"{\n"
@ -911,10 +908,7 @@ UniValue estimaterawfee(const JSONRPCRequest& request)
RPCTypeCheck(request.params, {UniValue::VNUM, UniValue::VNUM}, true);
RPCTypeCheckArgument(request.params[0], UniValue::VNUM);
int nBlocks = request.params[0].get_int();
if (nBlocks < 1 || (unsigned int)nBlocks > ::feeEstimator.HighestTargetTracked(FeeEstimateHorizon::LONG_HALFLIFE)) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid nblocks");
}
unsigned int conf_target = ParseConfirmTarget(request.params[0]);
double threshold = 0.95;
if (!request.params[1].isNull()) {
threshold = request.params[1].get_real();
@ -930,9 +924,9 @@ UniValue estimaterawfee(const JSONRPCRequest& request)
EstimationResult buckets;
// Only output results for horizons which track the target
if ((unsigned int)nBlocks > ::feeEstimator.HighestTargetTracked(horizon)) continue;
if (conf_target > ::feeEstimator.HighestTargetTracked(horizon)) continue;
feeRate = ::feeEstimator.estimateRawFee(nBlocks, threshold, horizon, &buckets);
feeRate = ::feeEstimator.estimateRawFee(conf_target, threshold, horizon, &buckets);
UniValue horizon_result(UniValue::VOBJ);
UniValue errors(UniValue::VARR);
UniValue passbucket(UniValue::VOBJ);
@ -983,9 +977,9 @@ static const CRPCCommand commands[] =
{ "generating", "generatetoaddress", &generatetoaddress, true, {"nblocks","address","maxtries"} },
{ "util", "estimatefee", &estimatefee, true, {"nblocks"} },
{ "util", "estimatesmartfee", &estimatesmartfee, true, {"nblocks", "estimate_mode"} },
{ "util", "estimatesmartfee", &estimatesmartfee, true, {"conf_target", "estimate_mode"} },
{ "hidden", "estimaterawfee", &estimaterawfee, true, {"nblocks", "threshold"} },
{ "hidden", "estimaterawfee", &estimaterawfee, true, {"conf_target", "threshold"} },
};
void RegisterMiningRPCCommands(CRPCTable &t)