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Merge #13541: wallet/rpc: sendrawtransaction maxfeerate

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7abd2e697c wallet/rpc: add maxfeerate parameter to testmempoolaccept (Karl-Johan Alm)
6c0a6f73e3 wallet/rpc: add maxfeerate parameter to sendrawtransaction (Karl-Johan Alm)
e5efacb941 test: Refactor vout fetches in rpc_rawtransaction (Karl-Johan Alm)

Pull request description:

  This adds a new `maxfeerate` parameter to `sendrawtransaction` which forces the node to reject a transaction whose feerate is above the given fee rate.

  This is a safety harness from shooting yourself in the foot and accidentally overpaying fees.

  See also #12911.

Tree-SHA512: efa50134a7c17c9330cfdfd48ba400e095c0a419cc45e630618d8b44929c25d780d1bb2710c1fbbb6e687eca373505b0338cdaa7f2ff4ca22636d84c31557a2e
This commit is contained in:
MarcoFalke 2019-03-18 13:22:06 -04:00
commit c033c4b5ce
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GPG key ID: D2EA4850E7528B25
15 changed files with 157 additions and 88 deletions
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2
src/rpc/client.cpp
View file

@ -92,8 +92,10 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "signrawtransactionwithkey", 2, "prevtxs" },
{ "signrawtransactionwithwallet", 1, "prevtxs" },
{ "sendrawtransaction", 1, "allowhighfees" },
{ "sendrawtransaction", 1, "maxfeerate" },
{ "testmempoolaccept", 0, "rawtxs" },
{ "testmempoolaccept", 1, "allowhighfees" },
{ "testmempoolaccept", 1, "maxfeerate" },
{ "combinerawtransaction", 0, "txs" },
{ "fundrawtransaction", 1, "options" },
{ "fundrawtransaction", 2, "iswitness" },

56
src/rpc/rawtransaction.cpp
View file

@ -28,6 +28,7 @@
#include <script/standard.h>
#include <uint256.h>
#include <util/bip32.h>
#include <util/moneystr.h>
#include <util/strencodings.h>
#include <validation.h>
#include <validationinterface.h>
@ -1039,7 +1040,7 @@ static UniValue sendrawtransaction(const JSONRPCRequest& request)
"\nAlso see createrawtransaction and signrawtransactionwithkey calls.\n",
{
{"hexstring", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "The hex string of the raw transaction"},
{"allowhighfees", RPCArg::Type::BOOL, /* default */ "false", "Allow high fees"},
{"maxfeerate", RPCArg::Type::AMOUNT, /* default */ FormatMoney(maxTxFee), "Reject transactions whose fee rate is higher than the specified value, expressed in " + CURRENCY_UNIT + "/kB\n"},
},
RPCResult{
"\"hex\" (string) The transaction hash in hex\n"
@ -1056,7 +1057,10 @@ static UniValue sendrawtransaction(const JSONRPCRequest& request)
},
}.ToString());
RPCTypeCheck(request.params, {UniValue::VSTR, UniValue::VBOOL});
RPCTypeCheck(request.params, {
UniValue::VSTR,
UniValueType(), // NUM or BOOL, checked later
});
// parse hex string from parameter
CMutableTransaction mtx;
@ -1064,12 +1068,24 @@ static UniValue sendrawtransaction(const JSONRPCRequest& request)
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
CTransactionRef tx(MakeTransactionRef(std::move(mtx)));
bool allowhighfees = false;
if (!request.params[1].isNull()) allowhighfees = request.params[1].get_bool();
const CAmount highfee{allowhighfees ? 0 : ::maxTxFee};
CAmount max_raw_tx_fee = maxTxFee;
// TODO: temporary migration code for old clients. Remove in v0.20
if (request.params[1].isBool()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Second argument must be numeric (maxfeerate) and no longer supports a boolean. To allow a transaction with high fees, set maxfeerate to 0.");
} else if (request.params[1].isNum()) {
size_t weight = GetTransactionWeight(*tx);
CFeeRate fr(AmountFromValue(request.params[1]));
// the +3/4 part rounds the value up, and is the same formula used when
// calculating the fee for a transaction
// (see GetVirtualTransactionSize)
max_raw_tx_fee = fr.GetFee((weight+3)/4);
} else if (!request.params[1].isNull()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "second argument (maxfeerate) must be numeric");
}
uint256 txid;
std::string err_string;
const TransactionError err = BroadcastTransaction(tx, txid, err_string, highfee);
const TransactionError err = BroadcastTransaction(tx, txid, err_string, max_raw_tx_fee);
if (TransactionError::OK != err) {
throw JSONRPCTransactionError(err, err_string);
}
@ -1092,7 +1108,7 @@ static UniValue testmempoolaccept(const JSONRPCRequest& request)
{"rawtx", RPCArg::Type::STR_HEX, RPCArg::Optional::OMITTED, ""},
},
},
{"allowhighfees", RPCArg::Type::BOOL, /* default */ "false", "Allow high fees"},
{"maxfeerate", RPCArg::Type::AMOUNT, /* default */ FormatMoney(maxTxFee), "Reject transactions whose fee rate is higher than the specified value, expressed in " + CURRENCY_UNIT + "/kB\n"},
},
RPCResult{
"[ (array) The result of the mempool acceptance test for each raw transaction in the input array.\n"
@ -1117,7 +1133,11 @@ static UniValue testmempoolaccept(const JSONRPCRequest& request)
}.ToString());
}
RPCTypeCheck(request.params, {UniValue::VARR, UniValue::VBOOL});
RPCTypeCheck(request.params, {
UniValue::VARR,
UniValueType(), // NUM or BOOL, checked later
});
if (request.params[0].get_array().size() != 1) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Array must contain exactly one raw transaction for now");
}
@ -1129,9 +1149,19 @@ static UniValue testmempoolaccept(const JSONRPCRequest& request)
CTransactionRef tx(MakeTransactionRef(std::move(mtx)));
const uint256& tx_hash = tx->GetHash();
CAmount max_raw_tx_fee = ::maxTxFee;
if (!request.params[1].isNull() && request.params[1].get_bool()) {
max_raw_tx_fee = 0;
CAmount max_raw_tx_fee = maxTxFee;
// TODO: temporary migration code for old clients. Remove in v0.20
if (request.params[1].isBool()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Second argument must be numeric (maxfeerate) and no longer supports a boolean. To allow a transaction with high fees, set maxfeerate to 0.");
} else if (request.params[1].isNum()) {
size_t weight = GetTransactionWeight(*tx);
CFeeRate fr(AmountFromValue(request.params[1]));
// the +3/4 part rounds the value up, and is the same formula used when
// calculating the fee for a transaction
// (see GetVirtualTransactionSize)
max_raw_tx_fee = fr.GetFee((weight+3)/4);
} else if (!request.params[1].isNull()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "second argument (maxfeerate) must be numeric");
}
UniValue result(UniValue::VARR);
@ -2048,11 +2078,11 @@ static const CRPCCommand commands[] =
{ "rawtransactions", "createrawtransaction", &createrawtransaction, {"inputs","outputs","locktime","replaceable"} },
{ "rawtransactions", "decoderawtransaction", &decoderawtransaction, {"hexstring","iswitness"} },
{ "rawtransactions", "decodescript", &decodescript, {"hexstring"} },
{ "rawtransactions", "sendrawtransaction", &sendrawtransaction, {"hexstring","allowhighfees"} },
{ "rawtransactions", "sendrawtransaction", &sendrawtransaction, {"hexstring","allowhighfees|maxfeerate"} },
{ "rawtransactions", "combinerawtransaction", &combinerawtransaction, {"txs"} },
{ "hidden", "signrawtransaction", &signrawtransaction, {"hexstring","prevtxs","privkeys","sighashtype"} },
{ "rawtransactions", "signrawtransactionwithkey", &signrawtransactionwithkey, {"hexstring","privkeys","prevtxs","sighashtype"} },
{ "rawtransactions", "testmempoolaccept", &testmempoolaccept, {"rawtxs","allowhighfees"} },
{ "rawtransactions", "testmempoolaccept", &testmempoolaccept, {"rawtxs","allowhighfees|maxfeerate"} },
{ "rawtransactions", "decodepsbt", &decodepsbt, {"psbt"} },
{ "rawtransactions", "combinepsbt", &combinepsbt, {"txs"} },
{ "rawtransactions", "finalizepsbt", &finalizepsbt, {"psbt", "extract"} },

20
src/validation.cpp
View file

@ -3159,6 +3159,26 @@ static int GetWitnessCommitmentIndex(const CBlock& block)
return commitpos;
}
// Compute at which vout of the block's coinbase transaction the signet
// signature occurs, or -1 if not found.
static int GetSignetSignatureIndex(const CBlock& block)
{
if (!block.vtx.empty()) {
for (size_t o = 0; o < block.vtx[0]->vout.size(); o++) {
if (block.vtx[0]->vout[o].scriptPubKey.size() >= 68 // at minimum 64 byte signature plus script/header data
&& block.vtx[0]->vout[o].scriptPubKey[0] == OP_RETURN // unspendable
&& block.vtx[0]->vout[o].scriptPubKey[1] == block.vtx[0]->vout[o].scriptPubKey.size() - 1 // push the rest
&& block.vtx[0]->vout[o].scriptPubKey[2] == 0xec // 's' ^ 0x9f
&& block.vtx[0]->vout[o].scriptPubKey[3] == 0xc7 // 'i' ^ 0xae
&& block.vtx[0]->vout[o].scriptPubKey[4] == 0xda // 'g' ^ 0xbd
&& block.vtx[0]->vout[o].scriptPubKey[5] == 0xa2) { // 'n' ^ 0xcc
return (int)o;
}
}
}
return -1;
}
void UpdateUncommittedBlockStructures(CBlock& block, const CBlockIndex* pindexPrev, const Consensus::Params& consensusParams)
{
int commitpos = GetWitnessCommitmentIndex(block);

2
test/functional/feature_cltv.py
View file

@ -113,7 +113,7 @@ class BIP65Test(BitcoinTestFramework):
# rejected from the mempool for exactly that reason.
assert_equal(
[{'txid': spendtx.hash, 'allowed': False, 'reject-reason': '64: non-mandatory-script-verify-flag (Negative locktime)'}],
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()], allowhighfees=True)
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()], maxfeerate=0)
)
# Now we verify that a block with this transaction is also invalid.

2
test/functional/feature_dersig.py
View file

@ -102,7 +102,7 @@ class BIP66Test(BitcoinTestFramework):
# rejected from the mempool for exactly that reason.
assert_equal(
[{'txid': spendtx.hash, 'allowed': False, 'reject-reason': '64: non-mandatory-script-verify-flag (Non-canonical DER signature)'}],
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()], allowhighfees=True)
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()], maxfeerate=0)
)
# Now we verify that a block with this transaction is also invalid.

4
test/functional/feature_fee_estimation.py
View file

@ -65,7 +65,7 @@ def small_txpuzzle_randfee(from_node, conflist, unconflist, amount, min_fee, fee
# the ScriptSig that will satisfy the ScriptPubKey.
for inp in tx.vin:
inp.scriptSig = SCRIPT_SIG[inp.prevout.n]
txid = from_node.sendrawtransaction(ToHex(tx), True)
txid = from_node.sendrawtransaction(hexstring=ToHex(tx), maxfeerate=0)
unconflist.append({"txid": txid, "vout": 0, "amount": total_in - amount - fee})
unconflist.append({"txid": txid, "vout": 1, "amount": amount})
@ -95,7 +95,7 @@ def split_inputs(from_node, txins, txouts, initial_split=False):
else:
tx.vin[0].scriptSig = SCRIPT_SIG[prevtxout["vout"]]
completetx = ToHex(tx)
txid = from_node.sendrawtransaction(completetx, True)
txid = from_node.sendrawtransaction(hexstring=completetx, maxfeerate=0)
txouts.append({"txid": txid, "vout": 0, "amount": half_change})
txouts.append({"txid": txid, "vout": 1, "amount": rem_change})

14
test/functional/feature_nulldummy.py
View file

@ -64,17 +64,17 @@ class NULLDUMMYTest(BitcoinTestFramework):
self.log.info("Test 1: NULLDUMMY compliant base transactions should be accepted to mempool and mined before activation [430]")
test1txs = [create_transaction(self.nodes[0], coinbase_txid[0], self.ms_address, amount=49)]
txid1 = self.nodes[0].sendrawtransaction(test1txs[0].serialize_with_witness().hex(), True)
txid1 = self.nodes[0].sendrawtransaction(test1txs[0].serialize_with_witness().hex(), 0)
test1txs.append(create_transaction(self.nodes[0], txid1, self.ms_address, amount=48))
txid2 = self.nodes[0].sendrawtransaction(test1txs[1].serialize_with_witness().hex(), True)
txid2 = self.nodes[0].sendrawtransaction(test1txs[1].serialize_with_witness().hex(), 0)
test1txs.append(create_transaction(self.nodes[0], coinbase_txid[1], self.wit_ms_address, amount=49))
txid3 = self.nodes[0].sendrawtransaction(test1txs[2].serialize_with_witness().hex(), True)
txid3 = self.nodes[0].sendrawtransaction(test1txs[2].serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], test1txs, False, True)
self.log.info("Test 2: Non-NULLDUMMY base multisig transaction should not be accepted to mempool before activation")
test2tx = create_transaction(self.nodes[0], txid2, self.ms_address, amount=47)
trueDummy(test2tx)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test2tx.serialize_with_witness().hex(), True)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test2tx.serialize_with_witness().hex(), 0)
self.log.info("Test 3: Non-NULLDUMMY base transactions should be accepted in a block before activation [431]")
self.block_submit(self.nodes[0], [test2tx], False, True)
@ -83,19 +83,19 @@ class NULLDUMMYTest(BitcoinTestFramework):
test4tx = create_transaction(self.nodes[0], test2tx.hash, self.address, amount=46)
test6txs = [CTransaction(test4tx)]
trueDummy(test4tx)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test4tx.serialize_with_witness().hex(), True)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test4tx.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], [test4tx])
self.log.info("Test 5: Non-NULLDUMMY P2WSH multisig transaction invalid after activation")
test5tx = create_transaction(self.nodes[0], txid3, self.wit_address, amount=48)
test6txs.append(CTransaction(test5tx))
test5tx.wit.vtxinwit[0].scriptWitness.stack[0] = b'\x01'
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test5tx.serialize_with_witness().hex(), True)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test5tx.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], [test5tx], True)
self.log.info("Test 6: NULLDUMMY compliant base/witness transactions should be accepted to mempool and in block after activation [432]")
for i in test6txs:
self.nodes[0].sendrawtransaction(i.serialize_with_witness().hex(), True)
self.nodes[0].sendrawtransaction(i.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], test6txs, True, True)
def block_submit(self, node, txs, witness=False, accept=False):

76
test/functional/feature_rbf.py
View file

@ -46,7 +46,7 @@ def make_utxo(node, amount, confirmed=True, scriptPubKey=CScript([1])):
signed_tx = node.signrawtransactionwithwallet(txToHex(tx2))
txid = node.sendrawtransaction(signed_tx['hex'], True)
txid = node.sendrawtransaction(signed_tx['hex'], 0)
# If requested, ensure txouts are confirmed.
if confirmed:
@ -136,7 +136,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, 0)
self.sync_all()
@ -147,9 +147,9 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b_hex = txToHex(tx1b)
# This will raise an exception due to insufficient fee
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, 0)
# This will raise an exception due to transaction replacement being disabled
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, 0)
# Extra 0.1 BTC fee
tx1b = CTransaction()
@ -157,9 +157,9 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b.vout = [CTxOut(int(0.9 * COIN), CScript([b'b' * 35]))]
tx1b_hex = txToHex(tx1b)
# Replacement still disabled even with "enough fee"
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, 0)
# Works when enabled
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, 0)
mempool = self.nodes[0].getrawmempool()
@ -188,7 +188,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx.vin = [CTxIn(prevout, nSequence=0)]
tx.vout = [CTxOut(remaining_value, CScript([1, OP_DROP] * 15 + [1]))]
tx_hex = txToHex(tx)
txid = self.nodes[0].sendrawtransaction(tx_hex, True)
txid = self.nodes[0].sendrawtransaction(tx_hex, 0)
chain_txids.append(txid)
prevout = COutPoint(int(txid, 16), 0)
@ -200,14 +200,14 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx_hex = txToHex(dbl_tx)
# This will raise an exception due to insufficient fee
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, 0)
# Accepted with sufficient fee
dbl_tx = CTransaction()
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(1 * COIN, CScript([1] * 35))]
dbl_tx_hex = txToHex(dbl_tx)
self.nodes[0].sendrawtransaction(dbl_tx_hex, True)
self.nodes[0].sendrawtransaction(dbl_tx_hex, 0)
mempool = self.nodes[0].getrawmempool()
for doublespent_txid in chain_txids:
@ -237,7 +237,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx_hex = txToHex(tx)
assert len(tx.serialize()) < 100000
txid = self.nodes[0].sendrawtransaction(tx_hex, True)
txid = self.nodes[0].sendrawtransaction(tx_hex, 0)
yield tx
_total_txs[0] += 1
@ -261,14 +261,14 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx.vout = [CTxOut(initial_nValue - fee * n, CScript([1] * 35))]
dbl_tx_hex = txToHex(dbl_tx)
# This will raise an exception due to insufficient fee
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, 0)
# 1 BTC fee is enough
dbl_tx = CTransaction()
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(initial_nValue - fee * n - 1 * COIN, CScript([1] * 35))]
dbl_tx_hex = txToHex(dbl_tx)
self.nodes[0].sendrawtransaction(dbl_tx_hex, True)
self.nodes[0].sendrawtransaction(dbl_tx_hex, 0)
mempool = self.nodes[0].getrawmempool()
@ -289,7 +289,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx.vout = [CTxOut(initial_nValue - 2 * fee * n, CScript([1] * 35))]
dbl_tx_hex = txToHex(dbl_tx)
# This will raise an exception
assert_raises_rpc_error(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
assert_raises_rpc_error(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, dbl_tx_hex, 0)
for tx in tree_txs:
tx.rehash()
@ -303,7 +303,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1a_hex = txToHex(tx1a)
self.nodes[0].sendrawtransaction(tx1a_hex, True)
self.nodes[0].sendrawtransaction(tx1a_hex, 0)
# Higher fee, but the fee per KB is much lower, so the replacement is
# rejected.
@ -313,7 +313,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b_hex = txToHex(tx1b)
# This will raise an exception due to insufficient fee
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, 0)
def test_spends_of_conflicting_outputs(self):
"""Replacements that spend conflicting tx outputs are rejected"""
@ -324,7 +324,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a.vin = [CTxIn(utxo1, nSequence=0)]
tx1a.vout = [CTxOut(int(1.1 * COIN), CScript([b'a' * 35]))]
tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, 0)
tx1a_txid = int(tx1a_txid, 16)
@ -336,14 +336,14 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2_hex = txToHex(tx2)
# This will raise an exception
assert_raises_rpc_error(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, True)
assert_raises_rpc_error(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, 0)
# Spend tx1a's output to test the indirect case.
tx1b = CTransaction()
tx1b.vin = [CTxIn(COutPoint(tx1a_txid, 0), nSequence=0)]
tx1b.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1b_hex = txToHex(tx1b)
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, 0)
tx1b_txid = int(tx1b_txid, 16)
tx2 = CTransaction()
@ -353,7 +353,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2_hex = txToHex(tx2)
# This will raise an exception
assert_raises_rpc_error(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, True)
assert_raises_rpc_error(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, 0)
def test_new_unconfirmed_inputs(self):
"""Replacements that add new unconfirmed inputs are rejected"""
@ -364,7 +364,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1.vin = [CTxIn(confirmed_utxo)]
tx1.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1_hex = txToHex(tx1)
self.nodes[0].sendrawtransaction(tx1_hex, True)
self.nodes[0].sendrawtransaction(tx1_hex, 0)
tx2 = CTransaction()
tx2.vin = [CTxIn(confirmed_utxo), CTxIn(unconfirmed_utxo)]
@ -372,7 +372,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2_hex = txToHex(tx2)
# This will raise an exception
assert_raises_rpc_error(-26, "replacement-adds-unconfirmed", self.nodes[0].sendrawtransaction, tx2_hex, True)
assert_raises_rpc_error(-26, "replacement-adds-unconfirmed", self.nodes[0].sendrawtransaction, tx2_hex, 0)
def test_too_many_replacements(self):
"""Replacements that evict too many transactions are rejected"""
@ -394,7 +394,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
splitting_tx.vout = outputs
splitting_tx_hex = txToHex(splitting_tx)
txid = self.nodes[0].sendrawtransaction(splitting_tx_hex, True)
txid = self.nodes[0].sendrawtransaction(splitting_tx_hex, 0)
txid = int(txid, 16)
# Now spend each of those outputs individually
@ -403,7 +403,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx_i.vin = [CTxIn(COutPoint(txid, i), nSequence=0)]
tx_i.vout = [CTxOut(split_value - fee, CScript([b'a' * 35]))]
tx_i_hex = txToHex(tx_i)
self.nodes[0].sendrawtransaction(tx_i_hex, True)
self.nodes[0].sendrawtransaction(tx_i_hex, 0)
# Now create doublespend of the whole lot; should fail.
# Need a big enough fee to cover all spending transactions and have
@ -418,14 +418,14 @@ class ReplaceByFeeTest(BitcoinTestFramework):
double_tx_hex = txToHex(double_tx)
# This will raise an exception
assert_raises_rpc_error(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, double_tx_hex, True)
assert_raises_rpc_error(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, double_tx_hex, 0)
# If we remove an input, it should pass
double_tx = CTransaction()
double_tx.vin = inputs[0:-1]
double_tx.vout = [CTxOut(double_spend_value, CScript([b'a']))]
double_tx_hex = txToHex(double_tx)
self.nodes[0].sendrawtransaction(double_tx_hex, True)
self.nodes[0].sendrawtransaction(double_tx_hex, 0)
def test_opt_in(self):
"""Replacing should only work if orig tx opted in"""
@ -436,7 +436,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a.vin = [CTxIn(tx0_outpoint, nSequence=0xffffffff)]
tx1a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, 0)
# This transaction isn't shown as replaceable
assert_equal(self.nodes[0].getmempoolentry(tx1a_txid)['bip125-replaceable'], False)
@ -448,7 +448,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b_hex = txToHex(tx1b)
# This will raise an exception
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx1b_hex, 0)
tx1_outpoint = make_utxo(self.nodes[0], int(1.1*COIN))
@ -457,7 +457,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2a.vin = [CTxIn(tx1_outpoint, nSequence=0xfffffffe)]
tx2a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx2a_hex = txToHex(tx2a)
tx2a_txid = self.nodes[0].sendrawtransaction(tx2a_hex, True)
tx2a_txid = self.nodes[0].sendrawtransaction(tx2a_hex, 0)
# Still shouldn't be able to double-spend
tx2b = CTransaction()
@ -466,7 +466,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2b_hex = txToHex(tx2b)
# This will raise an exception
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx2b_hex, True)
assert_raises_rpc_error(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx2b_hex, 0)
# Now create a new transaction that spends from tx1a and tx2a
# opt-in on one of the inputs
@ -481,7 +481,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx3a.vout = [CTxOut(int(0.9*COIN), CScript([b'c'])), CTxOut(int(0.9*COIN), CScript([b'd']))]
tx3a_hex = txToHex(tx3a)
tx3a_txid = self.nodes[0].sendrawtransaction(tx3a_hex, True)
tx3a_txid = self.nodes[0].sendrawtransaction(tx3a_hex, 0)
# This transaction is shown as replaceable
assert_equal(self.nodes[0].getmempoolentry(tx3a_txid)['bip125-replaceable'], True)
@ -496,10 +496,10 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx3c.vout = [CTxOut(int(0.5 * COIN), CScript([b'f' * 35]))]
tx3c_hex = txToHex(tx3c)
self.nodes[0].sendrawtransaction(tx3b_hex, True)
self.nodes[0].sendrawtransaction(tx3b_hex, 0)
# If tx3b was accepted, tx3c won't look like a replacement,
# but make sure it is accepted anyway
self.nodes[0].sendrawtransaction(tx3c_hex, True)
self.nodes[0].sendrawtransaction(tx3c_hex, 0)
def test_prioritised_transactions(self):
# Ensure that fee deltas used via prioritisetransaction are
@ -512,7 +512,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, 0)
# Higher fee, but the actual fee per KB is much lower.
tx1b = CTransaction()
@ -521,13 +521,13 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b_hex = txToHex(tx1b)
# Verify tx1b cannot replace tx1a.
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, 0)
# Use prioritisetransaction to set tx1a's fee to 0.
self.nodes[0].prioritisetransaction(txid=tx1a_txid, fee_delta=int(-0.1*COIN))
# Now tx1b should be able to replace tx1a
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, 0)
assert tx1b_txid in self.nodes[0].getrawmempool()
@ -538,7 +538,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2a.vin = [CTxIn(tx1_outpoint, nSequence=0)]
tx2a.vout = [CTxOut(1 * COIN, CScript([b'a' * 35]))]
tx2a_hex = txToHex(tx2a)
self.nodes[0].sendrawtransaction(tx2a_hex, True)
self.nodes[0].sendrawtransaction(tx2a_hex, 0)
# Lower fee, but we'll prioritise it
tx2b = CTransaction()
@ -548,13 +548,13 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2b_hex = txToHex(tx2b)
# Verify tx2b cannot replace tx2a.
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx2b_hex, True)
assert_raises_rpc_error(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx2b_hex, 0)
# Now prioritise tx2b to have a higher modified fee
self.nodes[0].prioritisetransaction(txid=tx2b.hash, fee_delta=int(0.1*COIN))
# tx2b should now be accepted
tx2b_txid = self.nodes[0].sendrawtransaction(tx2b_hex, True)
tx2b_txid = self.nodes[0].sendrawtransaction(tx2b_hex, 0)
assert tx2b_txid in self.nodes[0].getrawmempool()

4
test/functional/feature_segwit.py
View file

@ -536,7 +536,7 @@ class SegWitTest(BitcoinTestFramework):
tx.vout.append(CTxOut(10000000, i))
tx.rehash()
signresults = self.nodes[0].signrawtransactionwithwallet(tx.serialize_without_witness().hex())['hex']
txid = self.nodes[0].sendrawtransaction(signresults, True)
txid = self.nodes[0].sendrawtransaction(signresults, 0)
txs_mined[txid] = self.nodes[0].generate(1)[0]
sync_blocks(self.nodes)
watchcount = 0
@ -588,7 +588,7 @@ class SegWitTest(BitcoinTestFramework):
tx.vout.append(CTxOut(0, CScript()))
tx.rehash()
signresults = self.nodes[0].signrawtransactionwithwallet(tx.serialize_without_witness().hex())['hex']
self.nodes[0].sendrawtransaction(signresults, True)
self.nodes[0].sendrawtransaction(signresults, 0)
self.nodes[0].generate(1)
sync_blocks(self.nodes)

16
test/functional/mempool_accept.py
View file

@ -68,7 +68,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
inputs=[{'txid': coin['txid'], 'vout': coin['vout']}],
outputs=[{node.getnewaddress(): 0.3}, {node.getnewaddress(): 49}],
))['hex']
txid_in_block = node.sendrawtransaction(hexstring=raw_tx_in_block, allowhighfees=True)
txid_in_block = node.sendrawtransaction(hexstring=raw_tx_in_block, maxfeerate=0)
node.generate(1)
self.mempool_size = 0
self.check_mempool_result(
@ -101,9 +101,9 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': True}],
rawtxs=[tx.serialize().hex()],
allowhighfees=True,
maxfeerate=0,
)
node.sendrawtransaction(hexstring=raw_tx_final, allowhighfees=True)
node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0)
self.mempool_size += 1
self.log.info('A transaction in the mempool')
@ -128,7 +128,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
self.log.info('A transaction that conflicts with an unconfirmed tx')
# Send the transaction that replaces the mempool transaction and opts out of replaceability
node.sendrawtransaction(hexstring=tx.serialize().hex(), allowhighfees=True)
node.sendrawtransaction(hexstring=tx.serialize().hex(), maxfeerate=0)
# take original raw_tx_0
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vout[0].nValue -= int(4 * fee * COIN) # Set more fee
@ -136,7 +136,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '18: txn-mempool-conflict'}],
rawtxs=[tx.serialize().hex()],
allowhighfees=True,
maxfeerate=0,
)
self.log.info('A transaction with missing inputs, that never existed')
@ -152,7 +152,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vin[0].prevout.n = 1 # Set vout to 1, to spend the other outpoint (49 coins) of the in-chain-tx we want to double spend
raw_tx_1 = node.signrawtransactionwithwallet(tx.serialize().hex())['hex']
txid_1 = node.sendrawtransaction(hexstring=raw_tx_1, allowhighfees=True)
txid_1 = node.sendrawtransaction(hexstring=raw_tx_1, maxfeerate=0)
# Now spend both to "clearly hide" the outputs, ie. remove the coins from the utxo set by spending them
raw_tx_spend_both = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[
@ -161,7 +161,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
],
outputs=[{node.getnewaddress(): 0.1}]
))['hex']
txid_spend_both = node.sendrawtransaction(hexstring=raw_tx_spend_both, allowhighfees=True)
txid_spend_both = node.sendrawtransaction(hexstring=raw_tx_spend_both, maxfeerate=0)
node.generate(1)
self.mempool_size = 0
# Now see if we can add the coins back to the utxo set by sending the exact txs again
@ -304,7 +304,7 @@ class MempoolAcceptanceTest(BitcoinTestFramework):
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: non-BIP68-final'}],
rawtxs=[tx.serialize().hex()],
allowhighfees=True,
maxfeerate=0,
)

2
test/functional/rpc_createmultisig.py
View file

@ -90,7 +90,7 @@ class RpcCreateMultiSigTest(BitcoinTestFramework):
rawtx3 = node2.signrawtransactionwithkey(rawtx2["hex"], [self.priv[-1]], prevtxs)
self.moved += outval
tx = node0.sendrawtransaction(rawtx3["hex"], True)
tx = node0.sendrawtransaction(rawtx3["hex"], 0)
blk = node0.generate(1)[0]
assert tx in node0.getblock(blk)["tx"]

37
test/functional/rpc_rawtransaction.py
View file

@ -285,11 +285,7 @@ class RawTransactionsTest(BitcoinTestFramework):
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx = self.nodes[0].decoderawtransaction(txDetails['hex'])
vout = False
for outpoint in rawTx['vout']:
if outpoint['value'] == Decimal('2.20000000'):
vout = outpoint
break
vout = next(o for o in rawTx['vout'] if o['value'] == Decimal('2.20000000'))
bal = self.nodes[0].getbalance()
inputs = [{ "txid" : txId, "vout" : vout['n'], "scriptPubKey" : vout['scriptPubKey']['hex'], "amount" : vout['value']}]
@ -330,11 +326,7 @@ class RawTransactionsTest(BitcoinTestFramework):
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx2 = self.nodes[0].decoderawtransaction(txDetails['hex'])
vout = False
for outpoint in rawTx2['vout']:
if outpoint['value'] == Decimal('2.20000000'):
vout = outpoint
break
vout = next(o for o in rawTx2['vout'] if o['value'] == Decimal('2.20000000'))
bal = self.nodes[0].getbalance()
inputs = [{ "txid" : txId, "vout" : vout['n'], "scriptPubKey" : vout['scriptPubKey']['hex'], "redeemScript" : mSigObjValid['hex'], "amount" : vout['value']}]
@ -434,5 +426,30 @@ class RawTransactionsTest(BitcoinTestFramework):
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], 0x7fffffff)
self.log.info('sendrawtransaction/testmempoolaccept with maxfeerate')
txId = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
rawTx = self.nodes[0].getrawtransaction(txId, True)
vout = next(o for o in rawTx['vout'] if o['value'] == Decimal('1.00000000'))
self.sync_all()
inputs = [{ "txid" : txId, "vout" : vout['n'] }]
outputs = { self.nodes[0].getnewaddress() : Decimal("0.99999000") } # 1000 sat fee
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx)
assert_equal(rawTxSigned['complete'], True)
# 1000 sat fee, ~200 b transaction, fee rate should land around 5 sat/b = 0.00005000 BTC/kB
# Thus, testmempoolaccept should reject
testres = self.nodes[2].testmempoolaccept([rawTxSigned['hex']], 0.00001000)[0]
assert_equal(testres['allowed'], False)
assert_equal(testres['reject-reason'], '256: absurdly-high-fee')
# and sendrawtransaction should throw
assert_raises_rpc_error(-26, "absurdly-high-fee", self.nodes[2].sendrawtransaction, rawTxSigned['hex'], 0.00001000)
# And below calls should both succeed
testres = self.nodes[2].testmempoolaccept(rawtxs=[rawTxSigned['hex']], maxfeerate=0.00007000)[0]
assert_equal(testres['allowed'], True)
self.nodes[2].sendrawtransaction(hexstring=rawTxSigned['hex'], maxfeerate=0.00007000)
if __name__ == '__main__':
RawTransactionsTest().main()

4
test/functional/test_framework/util.py
View file

@ -467,7 +467,7 @@ def random_transaction(nodes, amount, min_fee, fee_increment, fee_variants):
rawtx = from_node.createrawtransaction(inputs, outputs)
signresult = from_node.signrawtransactionwithwallet(rawtx)
txid = from_node.sendrawtransaction(signresult["hex"], True)
txid = from_node.sendrawtransaction(signresult["hex"], 0)
return (txid, signresult["hex"], fee)
@ -539,7 +539,7 @@ def create_lots_of_big_transactions(node, txouts, utxos, num, fee):
newtx = newtx + txouts
newtx = newtx + rawtx[94:]
signresult = node.signrawtransactionwithwallet(newtx, None, "NONE")
txid = node.sendrawtransaction(signresult["hex"], True)
txid = node.sendrawtransaction(signresult["hex"], 0)
txids.append(txid)
return txids

4
test/functional/wallet_basic.py
View file

@ -168,8 +168,8 @@ class WalletTest(BitcoinTestFramework):
txns_to_send.append(self.nodes[0].signrawtransactionwithwallet(raw_tx))
# Have node 1 (miner) send the transactions
self.nodes[1].sendrawtransaction(txns_to_send[0]["hex"], True)
self.nodes[1].sendrawtransaction(txns_to_send[1]["hex"], True)
self.nodes[1].sendrawtransaction(txns_to_send[0]["hex"], 0)
self.nodes[1].sendrawtransaction(txns_to_send[1]["hex"], 0)
# Have node1 mine a block to confirm transactions:
self.nodes[1].generate(1)

2
test/functional/wallet_listtransactions.py
View file

@ -185,7 +185,7 @@ class ListTransactionsTest(BitcoinTestFramework):
tx3_b.vout[0].nValue -= int(Decimal("0.004") * COIN) # bump the fee
tx3_b = tx3_b.serialize().hex()
tx3_b_signed = self.nodes[0].signrawtransactionwithwallet(tx3_b)['hex']
txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True)
txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, 0)
assert is_opt_in(self.nodes[0], txid_3b)
assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable": "unknown"})