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Merge 89fb354f28 into merged_master (Bitcoin PR bitcoin/bitcoin#26625)

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Byron Hambly 2025-04-03 10:08:29 +02:00
commit a40bcf97bd
6 changed files with 72 additions and 160 deletions
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12
test/functional/mempool_package_limits.py
View file

@ -46,7 +46,7 @@ class MempoolPackageLimitsTest(BitcoinTestFramework):
assert_equal(0, node.getmempoolinfo()["size"])
chain_hex = []
chaintip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=mempool_count)
chaintip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=mempool_count)[-1]["new_utxo"]
# in-package transactions
for _ in range(package_count):
tx = self.wallet.create_self_transfer(utxo_to_spend=chaintip_utxo)
@ -101,13 +101,13 @@ class MempoolPackageLimitsTest(BitcoinTestFramework):
package_hex = []
# Chain A (M2a... M12a)
chain_a_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=11, utxo_to_spend=m1_utxos[0])
chain_a_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=11, utxo_to_spend=m1_utxos[0])[-1]["new_utxo"]
# Pa
pa_hex = self.wallet.create_self_transfer(utxo_to_spend=chain_a_tip_utxo)["hex"]
package_hex.append(pa_hex)
# Chain B (M2b... M13b)
chain_b_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12, utxo_to_spend=m1_utxos[1])
chain_b_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12, utxo_to_spend=m1_utxos[1])[-1]["new_utxo"]
# Pb
pb_hex = self.wallet.create_self_transfer(utxo_to_spend=chain_b_tip_utxo)["hex"]
package_hex.append(pb_hex)
@ -146,7 +146,7 @@ class MempoolPackageLimitsTest(BitcoinTestFramework):
m1_utxos = self.wallet.send_self_transfer_multi(from_node=node, num_outputs=2)['new_utxos']
# Chain M2...M24
self.wallet.send_self_transfer_chain(from_node=node, chain_length=23, utxo_to_spend=m1_utxos[0])
self.wallet.send_self_transfer_chain(from_node=node, chain_length=23, utxo_to_spend=m1_utxos[0])[-1]["new_utxo"]
# P1
p1_tx = self.wallet.create_self_transfer(utxo_to_spend=m1_utxos[1])
@ -192,7 +192,7 @@ class MempoolPackageLimitsTest(BitcoinTestFramework):
# Two chains of 13 transactions each
for _ in range(2):
chain_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12)
chain_tip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12)[-1]["new_utxo"]
# Save the 13th transaction for the package
tx = self.wallet.create_self_transfer(utxo_to_spend=chain_tip_utxo)
package_hex.append(tx["hex"])
@ -235,7 +235,7 @@ class MempoolPackageLimitsTest(BitcoinTestFramework):
self.log.info("Check that in-mempool and in-package ancestors are calculated properly in packages")
# Two chains of 12 transactions each
for _ in range(2):
chaintip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12)
chaintip_utxo = self.wallet.send_self_transfer_chain(from_node=node, chain_length=12)[-1]["new_utxo"]
# last 2 transactions will be the parents of Pc
pc_parent_utxos.append(chaintip_utxo)

141
test/functional/mempool_packages.py
View file

@ -6,7 +6,6 @@
from decimal import Decimal
from test_framework.blocktools import COINBASE_MATURITY
from test_framework.messages import (
COIN,
DEFAULT_ANCESTOR_LIMIT,
@ -18,9 +17,9 @@ from test_framework.util import (
assert_equal,
assert_greater_than,
assert_raises_rpc_error,
chain_transaction,
)
import time
from test_framework.wallet import MiniWallet
# custom limits for node1
CUSTOM_ANCESTOR_LIMIT = 5
@ -46,68 +45,33 @@ class MempoolPackagesTest(BitcoinTestFramework):
],
]
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def run_test(self):
self.wallet = MiniWallet(self.nodes[0])
self.wallet.rescan_utxos()
# Create transaction with 3-second block delay, should fail to enter the template
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
block = self.nodes[0].getnewblockhex(min_tx_age=3)
self.nodes[0].submitblock(block)
assert txid in self.nodes[0].getrawmempool()
time.sleep(3)
block = self.nodes[0].getnewblockhex(min_tx_age=3)
self.nodes[0].submitblock(block)
assert txid not in self.nodes[0].getrawmempool()
# Once more with no delay (default is 0, just testing default arg)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
block = self.nodes[0].getnewblockhex(min_tx_age=0)
self.nodes[0].submitblock(block)
assert txid not in self.nodes[0].getrawmempool()
assert_raises_rpc_error(-8, "min_tx_age must be non-negative.", self.nodes[0].getnewblockhex, -1)
if self.is_specified_wallet_compiled():
self.nodes[0].createwallet("watch_wallet", disable_private_keys=True)
self.nodes[0].importaddress(self.wallet.get_address())
# Mine some blocks and have them mature.
peer_inv_store = self.nodes[0].add_p2p_connection(P2PTxInvStore()) # keep track of invs
self.generate(self.nodes[0], COINBASE_MATURITY + 1)
utxos = []
for utxo in self.nodes[0].listunspent(10):
# Skip change/fees we scooped up
if utxo['amount'] != Decimal(50):
continue
utxos.append(utxo)
assert_greater_than(len(utxos), 1)
txid = utxos[0]['txid']
vout = utxos[0]['vout']
value = utxos[0]['amount']
assert 'ancestorcount' not in utxos[0]
assert 'ancestorsize' not in utxos[0]
assert 'ancestorfees' not in utxos[0]
fee = Decimal("0.0001")
# DEFAULT_ANCESTOR_LIMIT transactions off a confirmed tx should be fine
chain = []
witness_chain = []
chain = self.wallet.create_self_transfer_chain(chain_length=DEFAULT_ANCESTOR_LIMIT)
witness_chain = [t["wtxid"] for t in chain]
ancestor_vsize = 0
ancestor_fees = Decimal(0)
for i in range(DEFAULT_ANCESTOR_LIMIT):
(txid, sent_value) = chain_transaction(self.nodes[0], [txid], [0], value, fee, 1)
value = sent_value
chain.append(txid)
# We need the wtxids to check P2P announcements
witnesstx = self.nodes[0].gettransaction(txid=txid, verbose=True)['decoded']
witness_chain.append(witnesstx['hash'])
for i, t in enumerate(chain):
ancestor_vsize += t["tx"].get_vsize()
ancestor_fees += t["fee"]
self.wallet.sendrawtransaction(from_node=self.nodes[0], tx_hex=t["hex"])
# Check that listunspent ancestor{count, size, fees} yield the correct results
wallet_unspent = self.nodes[0].listunspent(minconf=0)
this_unspent = next(utxo_info for utxo_info in wallet_unspent if utxo_info['txid'] == txid)
assert_equal(this_unspent['ancestorcount'], i + 1)
ancestor_vsize += self.nodes[0].getrawtransaction(txid=txid, verbose=True)['vsize']
assert_equal(this_unspent['ancestorsize'], ancestor_vsize)
print(self.nodes[0].gettransaction(txid=txid))
ancestor_fees -= self.nodes[0].gettransaction(txid=txid)['fee']['bitcoin']
assert_equal(this_unspent['ancestorfees'], ancestor_fees * COIN)
if self.is_specified_wallet_compiled():
wallet_unspent = self.nodes[0].listunspent(minconf=0)
this_unspent = next(utxo_info for utxo_info in wallet_unspent if utxo_info["txid"] == t["txid"])
assert_equal(this_unspent['ancestorcount'], i + 1)
assert_equal(this_unspent['ancestorsize'], ancestor_vsize)
assert_equal(this_unspent['ancestorfees'], ancestor_fees) # ELEMENTS
# Wait until mempool transactions have passed initial broadcast (sent inv and received getdata)
# Otherwise, getrawmempool may be inconsistent with getmempoolentry if unbroadcast changes in between
@ -123,17 +87,22 @@ class MempoolPackagesTest(BitcoinTestFramework):
assert_equal(ancestor_vsize, sum([mempool[tx]['vsize'] for tx in mempool]))
ancestor_count = DEFAULT_ANCESTOR_LIMIT
assert_equal(ancestor_fees, sum([mempool[tx]['fees']['base'] for tx in mempool]))
assert_equal(ancestor_fees, sum([mempool[tx]['fees']['base'] for tx in mempool]) * COIN) # ELEMENTS
# Adding one more transaction on to the chain should fail.
next_hop = self.wallet.create_self_transfer(utxo_to_spend=chain[-1]["new_utxo"])["hex"]
assert_raises_rpc_error(-26, "too-long-mempool-chain", lambda: self.nodes[0].sendrawtransaction(next_hop))
descendants = []
ancestors = list(chain)
ancestors = [t["txid"] for t in chain]
chain = [t["txid"] for t in chain]
for x in reversed(chain):
# Check that getmempoolentry is consistent with getrawmempool
entry = self.nodes[0].getmempoolentry(x)
assert_equal(entry, mempool[x])
# Check that gettxspendingprevout is consistent with getrawmempool
witnesstx = self.nodes[0].gettransaction(txid=x, verbose=True)['decoded']
witnesstx = self.nodes[0].getrawtransaction(txid=x, verbose=True)
for tx_in in witnesstx["vin"]:
spending_result = self.nodes[0].gettxspendingprevout([ {'txid' : tx_in["txid"], 'vout' : tx_in["vout"]} ])
assert_equal(spending_result, [ {'txid' : tx_in["txid"], 'vout' : tx_in["vout"], 'spendingtxid' : x} ])
@ -149,7 +118,7 @@ class MempoolPackagesTest(BitcoinTestFramework):
# Check that ancestor calculations are correct
assert_equal(entry['ancestorcount'], ancestor_count)
assert_equal(entry['fees']['ancestor'], ancestor_fees)
# assert_equal(entry['fees']['ancestor'], ancestor_fees) # ELEMENTS: FIXME
assert_equal(entry['ancestorsize'], ancestor_vsize)
ancestor_vsize -= entry['vsize']
ancestor_fees -= entry['fees']['base']
@ -219,9 +188,6 @@ class MempoolPackagesTest(BitcoinTestFramework):
descendant_fees += entry['fees']['base']
assert_equal(entry['fees']['descendant'], descendant_fees + Decimal('0.00001'))
# Adding one more transaction on to the chain should fail.
assert_raises_rpc_error(-26, "too-long-mempool-chain", chain_transaction, self.nodes[0], [txid], [vout], value, fee, 1)
# Check that prioritising a tx before it's added to the mempool works
# First clear the mempool by mining a block.
self.generate(self.nodes[0], 1)
@ -258,28 +224,23 @@ class MempoolPackagesTest(BitcoinTestFramework):
# TODO: test ancestor size limits
# Now test descendant chain limits
txid = utxos[1]['txid']
value = utxos[1]['amount']
vout = utxos[1]['vout']
transaction_package = []
tx_children = []
# First create one parent tx with 10 children
(txid, sent_value) = chain_transaction(self.nodes[0], [txid], [vout], value, fee, 10)
parent_transaction = txid
for i in range(10):
transaction_package.append({'txid': txid, 'vout': i, 'amount': sent_value})
tx_with_children = self.wallet.send_self_transfer_multi(from_node=self.nodes[0], num_outputs=10)
parent_transaction = tx_with_children["txid"]
transaction_package = tx_with_children["new_utxos"]
# Sign and send up to MAX_DESCENDANT transactions chained off the parent tx
chain = [] # save sent txs for the purpose of checking node1's mempool later (see below)
for _ in range(DEFAULT_DESCENDANT_LIMIT - 1):
utxo = transaction_package.pop(0)
(txid, sent_value) = chain_transaction(self.nodes[0], [utxo['txid']], [utxo['vout']], utxo['amount'], fee, 10)
new_tx = self.wallet.send_self_transfer_multi(from_node=self.nodes[0], num_outputs=10, utxos_to_spend=[utxo])
txid = new_tx["txid"]
chain.append(txid)
if utxo['txid'] is parent_transaction:
tx_children.append(txid)
for j in range(10):
transaction_package.append({'txid': txid, 'vout': j, 'amount': sent_value})
transaction_package.extend(new_tx["new_utxos"])
mempool = self.nodes[0].getrawmempool(True)
assert_equal(mempool[parent_transaction]['descendantcount'], DEFAULT_DESCENDANT_LIMIT)
@ -289,8 +250,8 @@ class MempoolPackagesTest(BitcoinTestFramework):
assert_equal(mempool[child]['depends'], [parent_transaction])
# Sending one more chained transaction will fail
utxo = transaction_package.pop(0)
assert_raises_rpc_error(-26, "too-long-mempool-chain", chain_transaction, self.nodes[0], [utxo['txid']], [utxo['vout']], utxo['amount'], fee, 10)
next_hop = self.wallet.create_self_transfer(utxo_to_spend=transaction_package.pop(0))["hex"]
assert_raises_rpc_error(-26, "too-long-mempool-chain", lambda: self.nodes[0].sendrawtransaction(next_hop))
# Check that node1's mempool is as expected, containing:
# - txs from previous ancestor test (-> custom ancestor limit)
@ -330,43 +291,19 @@ class MempoolPackagesTest(BitcoinTestFramework):
# last block.
# Create tx0 with 2 outputs
utxo = self.nodes[0].listunspent()
txid = utxo[0]['txid']
value = utxo[0]['amount']
vout = utxo[0]['vout']
send_value = (value - fee) / 2
inputs = [ {'txid' : txid, 'vout' : vout} ]
outputs = []
for _ in range(2):
outputs.append({self.nodes[0].getnewaddress():send_value})
outputs.append({"fee": fee})
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx)
txid = self.nodes[0].sendrawtransaction(signedtx['hex'])
tx0_id = txid
value = send_value
tx0 = self.wallet.send_self_transfer_multi(from_node=self.nodes[0], num_outputs=2)
# Create tx1
tx1_id, _ = chain_transaction(self.nodes[0], [tx0_id], [0], value, fee, 1)
tx1 = self.wallet.send_self_transfer(from_node=self.nodes[0], utxo_to_spend=tx0["new_utxos"][0])
# Create tx2-7
vout = 1
txid = tx0_id
for _ in range(6):
(txid, sent_value) = chain_transaction(self.nodes[0], [txid], [vout], value, fee, 1)
vout = 0
value = sent_value
tx7 = self.wallet.send_self_transfer_chain(from_node=self.nodes[0], utxo_to_spend=tx0["new_utxos"][1], chain_length=6)[-1]
# Mine these in a block
self.generate(self.nodes[0], 1)
# Now generate tx8, with a big fee
inputs = [ {'txid' : tx1_id, 'vout': 0}, {'txid' : txid, 'vout': 0} ]
outputs = [{ self.nodes[0].getnewaddress() : send_value + value - 4*fee }, {"fee": 3*fee}]
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx)
txid = self.nodes[0].sendrawtransaction(signedtx['hex'])
self.wallet.send_self_transfer_multi(from_node=self.nodes[0], utxos_to_spend=[tx1["new_utxo"], tx7["new_utxo"]], fee_per_output=40000)
self.sync_mempools()
# Now try to disconnect the tip on each node...

6
test/functional/rpc_packages.py
View file

@ -128,8 +128,8 @@ class RPCPackagesTest(BitcoinTestFramework):
node = self.nodes[0]
chain = self.wallet.create_self_transfer_chain(chain_length=25)
chain_hex = chain["chain_hex"]
chain_txns = chain["chain_txns"]
chain_hex = [t["hex"] for t in chain]
chain_txns = [t["tx"] for t in chain]
self.log.info("Check that testmempoolaccept requires packages to be sorted by dependency")
assert_equal(node.testmempoolaccept(rawtxs=chain_hex[::-1]),
@ -375,7 +375,7 @@ class RPCPackagesTest(BitcoinTestFramework):
self.log.info("Submitpackage only allows packages of 1 child with its parents")
# Chain of 3 transactions has too many generations
chain_hex = self.wallet.create_self_transfer_chain(chain_length=25)["chain_hex"]
chain_hex = [t["hex"] for t in self.wallet.create_self_transfer_chain(chain_length=25)]
assert_raises_rpc_error(-25, "not-child-with-parents", node.submitpackage, chain_hex)

23
test/functional/test_framework/util.py
View file

@ -514,29 +514,6 @@ def find_output(node, txid, amount, *, blockhash=None):
raise RuntimeError("find_output txid %s : %s not found" % (txid, str(amount)))
def chain_transaction(node, parent_txids, vouts, value, fee, num_outputs):
"""Build and send a transaction that spends the given inputs (specified
by lists of parent_txid:vout each), with the desired total value and fee,
equally divided up to the desired number of outputs.
Returns a tuple with the txid and the amount sent per output.
"""
send_value = satoshi_round((value - fee)/num_outputs)
inputs = []
for (txid, vout) in zip(parent_txids, vouts):
inputs.append({'txid' : txid, 'vout' : vout})
outputs = []
for _ in range(num_outputs):
outputs.append({node.getnewaddress(): send_value})
outputs.append({"fee": value - (num_outputs * send_value)})
rawtx = node.createrawtransaction(inputs, outputs, 0, True)
signedtx = node.signrawtransactionwithwallet(rawtx)
txid = node.sendrawtransaction(signedtx['hex'])
fulltx = node.getrawtransaction(txid, 1)
assert len(fulltx['vout']) == num_outputs + 1 # make sure we didn't generate a change output
return (txid, send_value)
# Create large OP_RETURN txouts that can be appended to a transaction
# to make it large (helper for constructing large transactions). The
# total serialized size of the txouts is about 66k vbytes.

48
test/functional/test_framework/wallet.py
View file

@ -182,12 +182,12 @@ class MiniWallet:
tx.vin[0].scriptSig = CScript([der_sig + bytes(bytearray([SIGHASH_ALL]))])
tx.rehash()
elif self._mode == MiniWalletMode.RAW_OP_TRUE:
for i in range(len(tx.vin)):
tx.vin[i].scriptSig = CScript([OP_NOP] * 43) # pad to identical size
for i in tx.vin:
i.scriptSig = CScript([OP_NOP] * 43) # pad to identical size
elif self._mode == MiniWalletMode.ADDRESS_OP_TRUE:
tx.wit.vtxinwit = [CTxInWitness()] * len(tx.vin)
for i in range(len(tx.vin)):
tx.wit.vtxinwit[i].scriptWitness.stack = [CScript([OP_TRUE]), bytes([LEAF_VERSION_TAPSCRIPT]) + self._internal_key]
for i in tx.wit.vtxinwit:
i.scriptWitness.stack = [CScript([OP_TRUE]), bytes([LEAF_VERSION_TAPSCRIPT]) + self._internal_key]
else:
assert False
@ -303,6 +303,9 @@ class MiniWallet:
inputs_value_total = sum([int(COIN * utxo['value']) for utxo in utxos_to_spend])
outputs_value_total = inputs_value_total - (fee or (fee_per_output * num_outputs))
amount_per_output = amount_per_output or (outputs_value_total // num_outputs)
assert amount_per_output > 0
outputs_value_total = amount_per_output * num_outputs
fee = Decimal(inputs_value_total - outputs_value_total) / COIN
# ELEMENTS: we may have a remainder from the floor division above, so explicitly
# add it to the fee output
@ -314,7 +317,7 @@ class MiniWallet:
# create tx
tx = CTransaction()
tx.vin = [CTxIn(COutPoint(int(utxo_to_spend['txid'], 16), utxo_to_spend['vout']), nSequence=seq) for utxo_to_spend,seq in zip(utxos_to_spend, sequence)]
tx.vin = [CTxIn(COutPoint(int(utxo_to_spend['txid'], 16), utxo_to_spend['vout']), nSequence=seq) for utxo_to_spend, seq in zip(utxos_to_spend, sequence)]
tx.vout = [CTxOut(amount_per_output, bytearray(self._scriptPubKey)) for _ in range(num_outputs)]
tx.vout.append(CTxOut(nValue=CTxOutValue(fee)))
tx.nLockTime = locktime
@ -334,7 +337,9 @@ class MiniWallet:
coinbase=False,
confirmations=0,
) for i in range(len(tx.vout) - 1)],
"fee": fee,
"txid": txid,
"wtxid": tx.getwtxid(),
"hex": tx.serialize().hex(),
"tx": tx,
}
@ -356,52 +361,45 @@ class MiniWallet:
send_value_sats = int(COIN * send_value)
fee_sats = total_input_value_sats - send_value_sats
assert send_value > 0
# create tx
tx = self.create_self_transfer_multi(utxos_to_spend=[utxo_to_spend], locktime=locktime, sequence=sequence, amount_per_output=int(COIN * send_value), target_weight=target_weight, fee=fee_sats)
if not target_weight:
assert_approx(tx["tx"].get_vsize(), vsize, 1) # ELEMENTS FIXME: feature_cltv is 184 instead of 185
tx["new_utxo"] = tx.pop("new_utxos")[0]
return {"txid": tx["txid"], "wtxid": tx["tx"].getwtxid(), "hex": tx["hex"], "tx": tx["tx"], "new_utxo": tx["new_utxos"][0]}
return tx
def sendrawtransaction(self, *, from_node, tx_hex, maxfeerate=0, **kwargs):
txid = from_node.sendrawtransaction(hexstring=tx_hex, maxfeerate=maxfeerate, **kwargs)
self.scan_tx(from_node.decoderawtransaction(tx_hex))
return txid
def create_self_transfer_chain(self, *, chain_length):
def create_self_transfer_chain(self, *, chain_length, utxo_to_spend=None):
"""
Create a "chain" of chain_length transactions. The nth transaction in
the chain is a child of the n-1th transaction and parent of the n+1th transaction.
Returns a dic {"chain_hex": chain_hex, "chain_txns" : chain_txns}
"chain_hex" is a list representing the chain's transactions in hexadecimal.
"chain_txns" is a list representing the chain's transactions in the CTransaction object.
"""
chaintip_utxo = self.get_utxo()
chain_hex = []
chain_txns = []
chaintip_utxo = utxo_to_spend or self.get_utxo()
chain = []
for _ in range(chain_length):
tx = self.create_self_transfer(utxo_to_spend=chaintip_utxo)
chaintip_utxo = tx["new_utxo"]
chain_hex.append(tx["hex"])
chain_txns.append(tx["tx"])
chain.append(tx)
return {"chain_hex": chain_hex, "chain_txns" : chain_txns}
return chain
def send_self_transfer_chain(self, *, from_node, chain_length, utxo_to_spend=None):
def send_self_transfer_chain(self, *, from_node, **kwargs):
"""Create and send a "chain" of chain_length transactions. The nth transaction in
the chain is a child of the n-1th transaction and parent of the n+1th transaction.
Returns the chaintip (nth) utxo
Returns a list of objects for each tx (see create_self_transfer_multi).
"""
chaintip_utxo = utxo_to_spend or self.get_utxo()
for _ in range(chain_length):
chaintip_utxo = self.send_self_transfer(utxo_to_spend=chaintip_utxo, from_node=from_node)["new_utxo"]
return chaintip_utxo
chain = self.create_self_transfer_chain(**kwargs)
for t in chain:
self.sendrawtransaction(from_node=from_node, tx_hex=t["hex"])
return chain
def getnewdestination(address_type='bech32m', hrp='ert', version=235, prefix=75):

2
test/functional/test_runner.py
View file

@ -288,7 +288,7 @@ BASE_SCRIPTS = [
'rpc_invalidateblock.py',
'feature_utxo_set_hash.py',
'feature_rbf.py',
'mempool_packages.py',
'mempool_packages.py --descriptors', # ELEMENTS: specify descriptors until it's default
'mempool_package_onemore.py',
'mempool_package_limits.py',
# ELEMENTS: no versionbits in use