aboutsummaryrefslogtreecommitdiff
path: root/src/rpc
diff options
context:
space:
mode:
Diffstat (limited to 'src/rpc')
-rw-r--r--src/rpc/client.cpp2
-rw-r--r--src/rpc/mining.cpp75
-rw-r--r--src/rpc/misc.cpp8
-rw-r--r--src/rpc/net.cpp2
-rw-r--r--src/rpc/rawtransaction.cpp135
5 files changed, 153 insertions, 69 deletions
diff --git a/src/rpc/client.cpp b/src/rpc/client.cpp
index 775ad4b6c9..7c75586d03 100644
--- a/src/rpc/client.cpp
+++ b/src/rpc/client.cpp
@@ -95,6 +95,7 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "signrawtransaction", 1, "prevtxs" },
{ "signrawtransaction", 2, "privkeys" },
{ "sendrawtransaction", 1, "allowhighfees" },
+ { "combinerawtransaction", 0, "txs" },
{ "fundrawtransaction", 1, "options" },
{ "gettxout", 1, "n" },
{ "gettxout", 2, "include_mempool" },
@@ -114,7 +115,6 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "getrawmempool", 0, "verbose" },
{ "estimatefee", 0, "nblocks" },
{ "estimatesmartfee", 0, "nblocks" },
- { "estimatesmartfee", 1, "conservative" },
{ "estimaterawfee", 0, "nblocks" },
{ "estimaterawfee", 1, "threshold" },
{ "prioritisetransaction", 1, "dummy" },
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 26f4378718..7d292a4635 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -24,6 +24,7 @@
#include "util.h"
#include "utilstrencodings.h"
#include "validationinterface.h"
+#include "warnings.h"
#include <memory>
#include <stdint.h>
@@ -806,42 +807,59 @@ UniValue estimatesmartfee(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
throw std::runtime_error(
- "estimatesmartfee nblocks (conservative)\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)\n"
- "2. conservative (bool, optional, default=true) Whether to return a more conservative estimate which\n"
- " also satisfies a longer history. A conservative estimate potentially returns a higher\n"
- " feerate and is more likely to be sufficient for the desired target, but is not as\n"
- " responsive to short term drops in the prevailing fee market\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"
+ " higher feerate and is more likely to be sufficient for the desired\n"
+ " target, but is not as responsive to short term drops in the\n"
+ " prevailing fee market. Must be one of:\n"
+ " \"UNSET\" (defaults to CONSERVATIVE)\n"
+ " \"ECONOMICAL\"\n"
+ " \"CONSERVATIVE\"\n"
"\nResult:\n"
"{\n"
- " \"feerate\" : x.x, (numeric) estimate fee-per-kilobyte (in BTC)\n"
+ " \"feerate\" : x.x, (numeric, optional) estimate fee-per-kilobyte (in BTC)\n"
+ " \"errors\": [ str... ] (json array of strings, optional) Errors encountered during processing\n"
" \"blocks\" : n (numeric) block number where estimate was found\n"
"}\n"
"\n"
- "A negative value is returned if not enough transactions and blocks\n"
+ "The request target will be clamped between 2 and the highest target\n"
+ "fee estimation is able to return based on how long it has been running.\n"
+ "An error is returned if not enough transactions and blocks\n"
"have been observed to make an estimate for any number of blocks.\n"
"\nExample:\n"
+ HelpExampleCli("estimatesmartfee", "6")
);
- RPCTypeCheck(request.params, {UniValue::VNUM});
-
- int nBlocks = request.params[0].get_int();
+ RPCTypeCheck(request.params, {UniValue::VNUM, UniValue::VSTR});
+ RPCTypeCheckArgument(request.params[0], UniValue::VNUM);
+ unsigned int conf_target = ParseConfirmTarget(request.params[0]);
bool conservative = true;
if (request.params.size() > 1 && !request.params[1].isNull()) {
- RPCTypeCheckArgument(request.params[1], UniValue::VBOOL);
- conservative = request.params[1].get_bool();
+ FeeEstimateMode fee_mode;
+ if (!FeeModeFromString(request.params[1].get_str(), fee_mode)) {
+ throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid estimate_mode parameter");
+ }
+ if (fee_mode == FeeEstimateMode::ECONOMICAL) conservative = false;
}
UniValue result(UniValue::VOBJ);
+ UniValue errors(UniValue::VARR);
FeeCalculation feeCalc;
- CFeeRate feeRate = ::feeEstimator.estimateSmartFee(nBlocks, &feeCalc, conservative);
- result.push_back(Pair("feerate", feeRate == CFeeRate(0) ? -1.0 : ValueFromAmount(feeRate.GetFeePerK())));
+ CFeeRate feeRate = ::feeEstimator.estimateSmartFee(conf_target, &feeCalc, conservative);
+ if (feeRate != CFeeRate(0)) {
+ result.push_back(Pair("feerate", ValueFromAmount(feeRate.GetFeePerK())));
+ } else {
+ errors.push_back("Insufficient data or no feerate found");
+ result.push_back(Pair("errors", errors));
+ }
result.push_back(Pair("blocks", feeCalc.returnedTarget));
return result;
}
@@ -850,18 +868,18 @@ 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"
@@ -889,12 +907,9 @@ UniValue estimaterawfee(const JSONRPCRequest& request)
+ HelpExampleCli("estimaterawfee", "6 0.9")
);
- RPCTypeCheck(request.params, {UniValue::VNUM, UniValue::VNUM, UniValue::VNUM}, true);
+ 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();
@@ -910,9 +925,9 @@ 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);
@@ -963,9 +978,9 @@ static const CRPCCommand commands[] =
{ "generating", "generatetoaddress", &generatetoaddress, true, {"nblocks","address","maxtries"} },
{ "util", "estimatefee", &estimatefee, true, {"nblocks"} },
- { "util", "estimatesmartfee", &estimatesmartfee, true, {"nblocks", "conservative"} },
+ { "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)
diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp
index fcbbe1ceed..f3c86038a3 100644
--- a/src/rpc/misc.cpp
+++ b/src/rpc/misc.cpp
@@ -21,6 +21,7 @@
#include "wallet/wallet.h"
#include "wallet/walletdb.h"
#endif
+#include "warnings.h"
#include <stdint.h>
#ifdef HAVE_MALLOC_INFO
@@ -50,6 +51,7 @@ UniValue getinfo(const JSONRPCRequest& request)
"\nDEPRECATED. Returns an object containing various state info.\n"
"\nResult:\n"
"{\n"
+ " \"deprecation-warning\": \"...\" (string) warning that the getinfo command is deprecated and will be removed in 0.16\n"
" \"version\": xxxxx, (numeric) the server version\n"
" \"protocolversion\": xxxxx, (numeric) the protocol version\n"
" \"walletversion\": xxxxx, (numeric) the wallet version\n"
@@ -57,7 +59,7 @@ UniValue getinfo(const JSONRPCRequest& request)
" \"blocks\": xxxxxx, (numeric) the current number of blocks processed in the server\n"
" \"timeoffset\": xxxxx, (numeric) the time offset\n"
" \"connections\": xxxxx, (numeric) the number of connections\n"
- " \"proxy\": \"host:port\", (string, optional) the proxy used by the server\n"
+ " \"proxy\": \"host:port\", (string, optional) the proxy used by the server\n"
" \"difficulty\": xxxxxx, (numeric) the current difficulty\n"
" \"testnet\": true|false, (boolean) if the server is using testnet or not\n"
" \"keypoololdest\": xxxxxx, (numeric) the timestamp (seconds since Unix epoch) of the oldest pre-generated key in the key pool\n"
@@ -65,7 +67,7 @@ UniValue getinfo(const JSONRPCRequest& request)
" \"unlocked_until\": ttt, (numeric) the timestamp in seconds since epoch (midnight Jan 1 1970 GMT) that the wallet is unlocked for transfers, or 0 if the wallet is locked\n"
" \"paytxfee\": x.xxxx, (numeric) the transaction fee set in " + CURRENCY_UNIT + "/kB\n"
" \"relayfee\": x.xxxx, (numeric) minimum relay fee for transactions in " + CURRENCY_UNIT + "/kB\n"
- " \"errors\": \"...\" (string) any error messages\n"
+ " \"errors\": \"...\" (string) any error messages\n"
"}\n"
"\nExamples:\n"
+ HelpExampleCli("getinfo", "")
@@ -84,6 +86,8 @@ UniValue getinfo(const JSONRPCRequest& request)
GetProxy(NET_IPV4, proxy);
UniValue obj(UniValue::VOBJ);
+ obj.push_back(Pair("deprecation-warning", "WARNING: getinfo is deprecated and will be fully removed in 0.16."
+ " Projects should transition to using getblockchaininfo, getnetworkinfo, and getwalletinfo before upgrading to 0.16"));
obj.push_back(Pair("version", CLIENT_VERSION));
obj.push_back(Pair("protocolversion", PROTOCOL_VERSION));
#ifdef ENABLE_WALLET
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
index fde0b27a33..b4d6795e62 100644
--- a/src/rpc/net.cpp
+++ b/src/rpc/net.cpp
@@ -18,7 +18,7 @@
#include "util.h"
#include "utilstrencodings.h"
#include "version.h"
-
+#include "warnings.h"
#include <univalue.h>
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 185bc7fd3d..b967f2dbf8 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -554,6 +554,93 @@ static void TxInErrorToJSON(const CTxIn& txin, UniValue& vErrorsRet, const std::
vErrorsRet.push_back(entry);
}
+UniValue combinerawtransaction(const JSONRPCRequest& request)
+{
+
+ if (request.fHelp || request.params.size() != 1)
+ throw std::runtime_error(
+ "combinerawtransaction [\"hexstring\",...]\n"
+ "\nCombine multiple partially signed transactions into one transaction.\n"
+ "The combined transaction may be another partially signed transaction or a \n"
+ "fully signed transaction."
+
+ "\nArguments:\n"
+ "1. \"txs\" (string) A json array of hex strings of partially signed transactions\n"
+ " [\n"
+ " \"hexstring\" (string) A transaction hash\n"
+ " ,...\n"
+ " ]\n"
+
+ "\nResult:\n"
+ "\"hex\" : \"value\", (string) The hex-encoded raw transaction with signature(s)\n"
+
+ "\nExamples:\n"
+ + HelpExampleCli("combinerawtransaction", "[\"myhex1\", \"myhex2\", \"myhex3\"]")
+ );
+
+
+ UniValue txs = request.params[0].get_array();
+ std::vector<CMutableTransaction> txVariants(txs.size());
+
+ for (unsigned int idx = 0; idx < txs.size(); idx++) {
+ if (!DecodeHexTx(txVariants[idx], txs[idx].get_str(), true)) {
+ throw JSONRPCError(RPC_DESERIALIZATION_ERROR, strprintf("TX decode failed for tx %d", idx));
+ }
+ }
+
+ if (txVariants.empty()) {
+ throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Missing transactions");
+ }
+
+ // mergedTx will end up with all the signatures; it
+ // starts as a clone of the rawtx:
+ CMutableTransaction mergedTx(txVariants[0]);
+
+ // Fetch previous transactions (inputs):
+ CCoinsView viewDummy;
+ CCoinsViewCache view(&viewDummy);
+ {
+ LOCK(cs_main);
+ LOCK(mempool.cs);
+ CCoinsViewCache &viewChain = *pcoinsTip;
+ CCoinsViewMemPool viewMempool(&viewChain, mempool);
+ view.SetBackend(viewMempool); // temporarily switch cache backend to db+mempool view
+
+ for (const CTxIn& txin : mergedTx.vin) {
+ view.AccessCoin(txin.prevout); // Load entries from viewChain into view; can fail.
+ }
+
+ view.SetBackend(viewDummy); // switch back to avoid locking mempool for too long
+ }
+
+ // Use CTransaction for the constant parts of the
+ // transaction to avoid rehashing.
+ const CTransaction txConst(mergedTx);
+ // Sign what we can:
+ for (unsigned int i = 0; i < mergedTx.vin.size(); i++) {
+ CTxIn& txin = mergedTx.vin[i];
+ const Coin& coin = view.AccessCoin(txin.prevout);
+ if (coin.IsSpent()) {
+ throw JSONRPCError(RPC_VERIFY_ERROR, "Input not found or already spent");
+ }
+ const CScript& prevPubKey = coin.out.scriptPubKey;
+ const CAmount& amount = coin.out.nValue;
+
+ SignatureData sigdata;
+
+ // ... and merge in other signatures:
+ for (const CMutableTransaction& txv : txVariants) {
+ if (txv.vin.size() > i) {
+ sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(txv, i));
+ }
+ }
+
+ UpdateTransaction(mergedTx, i, sigdata);
+ }
+
+ return EncodeHexTx(mergedTx);
+}
+
UniValue signrawtransaction(const JSONRPCRequest& request)
{
#ifdef ENABLE_WALLET
@@ -626,26 +713,9 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
#endif
RPCTypeCheck(request.params, {UniValue::VSTR, UniValue::VARR, UniValue::VARR, UniValue::VSTR}, true);
- std::vector<unsigned char> txData(ParseHexV(request.params[0], "argument 1"));
- CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION);
- std::vector<CMutableTransaction> txVariants;
- while (!ssData.empty()) {
- try {
- CMutableTransaction tx;
- ssData >> tx;
- txVariants.push_back(tx);
- }
- catch (const std::exception&) {
- throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
- }
- }
-
- if (txVariants.empty())
- throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Missing transaction");
-
- // mergedTx will end up with all the signatures; it
- // starts as a clone of the rawtx:
- CMutableTransaction mergedTx(txVariants[0]);
+ CMutableTransaction mtx;
+ if (!DecodeHexTx(mtx, request.params[0].get_str(), true))
+ throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
// Fetch previous transactions (inputs):
CCoinsView viewDummy;
@@ -656,7 +726,7 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
CCoinsViewMemPool viewMempool(&viewChain, mempool);
view.SetBackend(viewMempool); // temporarily switch cache backend to db+mempool view
- for (const CTxIn& txin : mergedTx.vin) {
+ for (const CTxIn& txin : mtx.vin) {
view.AccessCoin(txin.prevout); // Load entries from viewChain into view; can fail.
}
@@ -781,10 +851,10 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
// Use CTransaction for the constant parts of the
// transaction to avoid rehashing.
- const CTransaction txConst(mergedTx);
+ const CTransaction txConst(mtx);
// Sign what we can:
- for (unsigned int i = 0; i < mergedTx.vin.size(); i++) {
- CTxIn& txin = mergedTx.vin[i];
+ for (unsigned int i = 0; i < mtx.vin.size(); i++) {
+ CTxIn& txin = mtx.vin[i];
const Coin& coin = view.AccessCoin(txin.prevout);
if (coin.IsSpent()) {
TxInErrorToJSON(txin, vErrors, "Input not found or already spent");
@@ -795,17 +865,11 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
SignatureData sigdata;
// Only sign SIGHASH_SINGLE if there's a corresponding output:
- if (!fHashSingle || (i < mergedTx.vout.size()))
- ProduceSignature(MutableTransactionSignatureCreator(&keystore, &mergedTx, i, amount, nHashType), prevPubKey, sigdata);
+ if (!fHashSingle || (i < mtx.vout.size()))
+ ProduceSignature(MutableTransactionSignatureCreator(&keystore, &mtx, i, amount, nHashType), prevPubKey, sigdata);
+ sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(mtx, i));
- // ... and merge in other signatures:
- for (const CMutableTransaction& txv : txVariants) {
- if (txv.vin.size() > i) {
- sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(txv, i));
- }
- }
-
- UpdateTransaction(mergedTx, i, sigdata);
+ UpdateTransaction(mtx, i, sigdata);
ScriptError serror = SCRIPT_ERR_OK;
if (!VerifyScript(txin.scriptSig, prevPubKey, &txin.scriptWitness, STANDARD_SCRIPT_VERIFY_FLAGS, TransactionSignatureChecker(&txConst, i, amount), &serror)) {
@@ -815,7 +879,7 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
bool fComplete = vErrors.empty();
UniValue result(UniValue::VOBJ);
- result.push_back(Pair("hex", EncodeHexTx(mergedTx)));
+ result.push_back(Pair("hex", EncodeHexTx(mtx)));
result.push_back(Pair("complete", fComplete));
if (!vErrors.empty()) {
result.push_back(Pair("errors", vErrors));
@@ -905,6 +969,7 @@ static const CRPCCommand commands[] =
{ "rawtransactions", "decoderawtransaction", &decoderawtransaction, true, {"hexstring"} },
{ "rawtransactions", "decodescript", &decodescript, true, {"hexstring"} },
{ "rawtransactions", "sendrawtransaction", &sendrawtransaction, false, {"hexstring","allowhighfees"} },
+ { "rawtransactions", "combinerawtransaction", &combinerawtransaction, true, {"txs"} },
{ "rawtransactions", "signrawtransaction", &signrawtransaction, false, {"hexstring","prevtxs","privkeys","sighashtype"} }, /* uses wallet if enabled */
{ "blockchain", "gettxoutproof", &gettxoutproof, true, {"txids", "blockhash"} },
generated by cgit v1.2.3 (git 2.26.2) at 2024-08-21 04:09:49 +0000