def assert_tx_format_also_signed(self, utxo, segwit):
raw = self.nodes[0].createrawtransaction(
[{"txid": utxo["txid"], "vout": utxo["vout"]}],
[{self.unknown_addr: "49.9"}, {"fee": "0.1"}]
)
unsigned_decoded = self.nodes[0].decoderawtransaction(raw)
assert_equal(len(unsigned_decoded["vin"]), 1)
assert('txinwitness' not in unsigned_decoded["vin"][0])
# Cross-check python serialization
tx = CTransaction()
tx.deserialize(BytesIO(hex_str_to_bytes(raw)))
assert_equal(tx.vin[0].prevout.hash, int("0x"+utxo["txid"], 0))
assert_equal(len(tx.vin), len(unsigned_decoded["vin"]))
assert_equal(len(tx.vout), len(unsigned_decoded["vout"]))
# assert re-encoding
serialized = bytes_to_hex_str(tx.serialize())
assert_equal(serialized, raw)
# Now sign and repeat tests
signed_raw = self.nodes[0].signrawtransactionwithwallet(raw)["hex"]
signed_decoded = self.nodes[0].decoderawtransaction(signed_raw)
assert_equal(len(signed_decoded["vin"]), 1)
assert(("txinwitness" in signed_decoded["vin"][0]) == segwit)
# Cross-check python serialization
tx = CTransaction()
tx.deserialize(BytesIO(hex_str_to_bytes(signed_raw)))
assert_equal(tx.vin[0].prevout.hash, int("0x"+utxo["txid"], 0))
assert_equal(bytes_to_hex_str(tx.vin[0].scriptSig), signed_decoded["vin"][0]["scriptSig"]["hex"])
# test witness
if segwit:
wit_decoded = signed_decoded["vin"][0]["txinwitness"]
for i in range(len(wit_decoded)):
assert_equal(bytes_to_hex_str(tx.wit.vtxinwit[0].scriptWitness.stack[i]), wit_decoded[i])
# assert re-encoding
serialized = bytes_to_hex_str(tx.serialize())
assert_equal(serialized, signed_raw)
txid = self.nodes[0].sendrawtransaction(serialized)
nodetx = self.nodes[0].getrawtransaction(txid, 1)
assert_equal(nodetx["txid"], tx.rehash())
# cross-check wtxid report from node
wtxid = bytes_to_hex_str(ser_uint256(tx.calc_sha256(True))[::-1])
assert_equal(nodetx["wtxid"], wtxid)
assert_equal(nodetx["hash"], wtxid)
# witness hash stuff
assert_equal(nodetx["withash"], tx.calc_witness_hash())
return (txid, wtxid)
def buildDummySegwitNameUpdate (self, name, value, addr):
"""
Builds a transaction that updates the given name to the given value and
address. We assume that the name is at a native segwit script. The witness
of the transaction will be set to two dummy stack elements so that the
program itself is "well-formed" even if it won't execute successfully.
"""
data = self.node.name_show (name)
u = self.findUnspent (Decimal ('0.01'))
ins = [data, u]
outs = {addr: Decimal ('0.01')}
txHex = self.node.createrawtransaction (ins, outs)
nameOp = {"op": "name_update", "name": name, "value": value}
txHex = self.node.namerawtransaction (txHex, 0, nameOp)['hex']
txHex = self.node.signrawtransactionwithwallet (txHex)['hex']
tx = CTransaction ()
tx.deserialize (io.BytesIO (hex_str_to_bytes (txHex)))
tx.wit = CTxWitness ()
tx.wit.vtxinwit.append (CTxInWitness ())
tx.wit.vtxinwit[0].scriptWitness = CScriptWitness ()
tx.wit.vtxinwit[0].scriptWitness.stack = [b"dummy"] * 2
txHex = tx.serialize ().hex ()
return txHex
def branch(prevout, initial_value, max_txs, tree_width=5, fee=0.0001*COIN, _total_txs=None):
if _total_txs is None:
_total_txs = [0]
if _total_txs[0] >= max_txs:
return
txout_value = (initial_value - fee) // tree_width
if txout_value < fee:
return
vout = [CTxOut(txout_value, CScript([i+1]))
for i in range(tree_width)]
tx = CTransaction()
tx.vin = [CTxIn(prevout, nSequence=0)]
tx.vout = vout
tx_hex = txToHex(tx)
assert(len(tx.serialize()) < 100000)
txid = self.nodes[0].sendrawtransaction(tx_hex, True)
yield tx
_total_txs[0] += 1
txid = int(txid, 16)
for i, txout in enumerate(tx.vout):
for x in branch(COutPoint(txid, i), txout_value,
max_txs,
tree_width=tree_width, fee=fee,
_total_txs=_total_txs):
yield x
def setScriptSigOps (self, txHex, ind, scriptSigOps):
"""
Update the given hex transaction by setting the scriptSig for the
input with the given index.
"""
tx = CTransaction ()
tx.deserialize (io.BytesIO (hex_str_to_bytes (txHex)))
tx.vin[ind].scriptSig = CScript (scriptSigOps)
return tx.serialize ().hex ()
def sign_stake_tx(self, block, stake_in_value, fZPoS=False):
''' signs a coinstake transaction
:param block: (CBlock) block with stake to sign
stake_in_value: (int) staked amount
fZPoS: (bool) zerocoin stake
:return: stake_tx_signed: (CTransaction) signed tx
'''
self.block_sig_key = CECKey()
if fZPoS:
self.log.info("Signing zPoS stake...")
# Create raw zerocoin stake TX (signed)
raw_stake = self.node.createrawzerocoinstake(block.prevoutStake)
stake_tx_signed_raw_hex = raw_stake["hex"]
# Get stake TX private key to sign the block with
stake_pkey = raw_stake["private-key"]
self.block_sig_key.set_compressed(True)
self.block_sig_key.set_secretbytes(bytes.fromhex(stake_pkey))
else:
# Create a new private key and get the corresponding public key
self.block_sig_key.set_secretbytes(hash256(pack('<I', 0xffff)))
pubkey = self.block_sig_key.get_pubkey()
# Create the raw stake TX (unsigned)
scriptPubKey = CScript([pubkey, OP_CHECKSIG])
outNValue = int(stake_in_value + 2*COIN)
stake_tx_unsigned = CTransaction()
stake_tx_unsigned.nTime = block.nTime
stake_tx_unsigned.vin.append(CTxIn(block.prevoutStake))
stake_tx_unsigned.vin[0].nSequence = 0xffffffff
stake_tx_unsigned.vout.append(CTxOut())
stake_tx_unsigned.vout.append(CTxOut(outNValue, scriptPubKey))
# Sign the stake TX
stake_tx_signed_raw_hex = self.node.signrawtransaction(bytes_to_hex_str(stake_tx_unsigned.serialize()))['hex']
# Deserialize the signed raw tx into a CTransaction object and return it
stake_tx_signed = CTransaction()
stake_tx_signed.deserialize(BytesIO(hex_str_to_bytes(stake_tx_signed_raw_hex)))
return stake_tx_signed
def test_multiple_children(self):
node = self.nodes[0]
self.log.info(
"Testmempoolaccept a package in which a transaction has two children within the package"
)
first_coin = self.coins.pop()
value = (first_coin["amount"] - Decimal("0.0002")
) / 2 # Deduct reasonable fee and make 2 outputs
inputs = [{"txid": first_coin["txid"], "vout": 0}]
outputs = [{self.address: value}, {ADDRESS_BCRT1_P2WSH_OP_TRUE: value}]
rawtx = node.createrawtransaction(inputs, outputs)
parent_signed = node.signrawtransactionwithkey(hexstring=rawtx,
privkeys=self.privkeys)
parent_tx = CTransaction()
assert parent_signed["complete"]
parent_tx.deserialize(BytesIO(hex_str_to_bytes(parent_signed["hex"])))
parent_txid = parent_tx.rehash()
assert node.testmempoolaccept([parent_signed["hex"]])[0]["allowed"]
parent_locking_script_a = parent_tx.vout[0].scriptPubKey.hex()
child_value = value - Decimal("0.0001")
# Child A
(_, tx_child_a_hex, _,
_) = self.chain_transaction(parent_txid, child_value, 0,
parent_locking_script_a)
assert not node.testmempoolaccept([tx_child_a_hex])[0]["allowed"]
# Child B
rawtx_b = node.createrawtransaction([{
"txid": parent_txid,
"vout": 1
}], {self.address: child_value})
tx_child_b = CTransaction()
tx_child_b.deserialize(BytesIO(hex_str_to_bytes(rawtx_b)))
tx_child_b.wit.vtxinwit = [CTxInWitness()]
tx_child_b.wit.vtxinwit[0].scriptWitness.stack = [CScript([OP_TRUE])]
tx_child_b_hex = tx_child_b.serialize().hex()
assert not node.testmempoolaccept([tx_child_b_hex])[0]["allowed"]
self.log.info(
"Testmempoolaccept with entire package, should work with children in either order"
)
testres_multiple_ab = node.testmempoolaccept(
rawtxs=[parent_signed["hex"], tx_child_a_hex, tx_child_b_hex])
testres_multiple_ba = node.testmempoolaccept(
rawtxs=[parent_signed["hex"], tx_child_b_hex, tx_child_a_hex])
assert all([
testres["allowed"]
for testres in testres_multiple_ab + testres_multiple_ba
])
testres_single = []
# Test accept and then submit each one individually, which should be identical to package testaccept
for rawtx in [parent_signed["hex"], tx_child_a_hex, tx_child_b_hex]:
testres = node.testmempoolaccept([rawtx])
testres_single.append(testres[0])
# Submit the transaction now so its child should have no problem validating
node.sendrawtransaction(rawtx)
assert_equal(testres_single, testres_multiple_ab)
def decoderawtransaction_asm_sighashtype(self):
"""Test decoding scripts via RPC command "decoderawtransaction".
This test is in with the "decodescript" tests because they are testing the same "asm" script decodes.
"""
# this test case uses a random plain vanilla mainnet transaction with a single P2PKH input and output
tx = '0100000001696a20784a2c70143f634e95227dbdfdf0ecd51647052e70854512235f5986ca010000008a47304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb014104d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536ffffffff0100e1f505000000001976a914eb6c6e0cdb2d256a32d97b8df1fc75d1920d9bca88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb[ALL] 04d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536', rpc_result['vin'][0]['scriptSig']['asm'])
# this test case uses a mainnet transaction that has a P2SH input and both P2PKH and P2SH outputs.
# it's from James D'Angelo's awesome introductory videos about multisig: https://www.youtube.com/watch?v=zIbUSaZBJgU and https://www.youtube.com/watch?v=OSA1pwlaypc
# verify that we have not altered scriptPubKey decoding.
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('8e3730608c3b0bb5df54f09076e196bc292a8e39a78e73b44b6ba08c78f5cbb0', rpc_result['txid'])
assert_equal('0 3045022100ae3b4e589dfc9d48cb82d41008dc5fa6a86f94d5c54f9935531924602730ab8002202f88cf464414c4ed9fa11b773c5ee944f66e9b05cc1e51d97abc22ce098937ea[ALL] 3045022100b44883be035600e9328a01b66c7d8439b74db64187e76b99a68f7893b701d5380220225bf286493e4c4adcf928c40f785422572eb232f84a0b83b0dea823c3a19c75[ALL] 5221020743d44be989540d27b1b4bbbcfd17721c337cb6bc9af20eb8a32520b393532f2102c0120a1dda9e51a938d39ddd9fe0ebc45ea97e1d27a7cbd671d5431416d3dd87210213820eb3d5f509d7438c9eeecb4157b2f595105e7cd564b3cdbb9ead3da41eed53ae', rpc_result['vin'][0]['scriptSig']['asm'])
assert_equal('OP_DUP OP_HASH160 dc863734a218bfe83ef770ee9d41a27f824a6e56 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 2a5edea39971049a540474c6a99edf0aa4074c58 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
txSave = CTransaction()
txSave.deserialize(BytesIO(hex_str_to_bytes(tx)))
# make sure that a specifically crafted op_return value will not pass all the IsDERSignature checks and then get decoded as a sighash type
tx = '01000000015ded05872fdbda629c7d3d02b194763ce3b9b1535ea884e3c8e765d42e316724020000006b48304502204c10d4064885c42638cbff3585915b322de33762598321145ba033fc796971e2022100bb153ad3baa8b757e30a2175bd32852d2e1cb9080f84d7e32fcdfd667934ef1b012103163c0ff73511ea1743fb5b98384a2ff09dd06949488028fd819f4d83f56264efffffffff0200000000000000000b6a0930060201000201000180380100000000001976a9141cabd296e753837c086da7a45a6c2fe0d49d7b7b88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_RETURN 300602010002010001', rpc_result['vout'][0]['scriptPubKey']['asm'])
# verify that we have not altered scriptPubKey processing even of a specially crafted P2PKH pubkeyhash and P2SH redeem script hash that is made to pass the der signature checks
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_DUP OP_HASH160 3011020701010101010101020601010101010101 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 3011020701010101010101020601010101010101 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
# some more full transaction tests of varying specific scriptSigs. used instead of
# tests in decodescript_script_sig because the decodescript RPC is specifically
# for working on scriptPubKeys (argh!).
push_signature = txSave.vin[0].scriptSig.hex()[2:(0x48*2+4)]
signature = push_signature[2:]
der_signature = signature[:-2]
signature_sighash_decoded = der_signature + '[ALL]'
signature_2 = der_signature + '82'
push_signature_2 = '48' + signature_2
signature_2_sighash_decoded = der_signature + '[NONE|ANYONECANPAY]'
# 1) P2PK scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal(signature_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# make sure that the sighash decodes come out correctly for a more complex / lesser used case.
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal(signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 2) multisig scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes('00' + push_signature + push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal('0 ' + signature_sighash_decoded + ' ' + signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 3) test a scriptSig that contains more than push operations.
# in fact, it contains an OP_RETURN with data specially crafted to cause improper decode if the code does not catch it.
txSave.vin[0].scriptSig = hex_str_to_bytes('6a143011020701010101010101020601010101010101')
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal('OP_RETURN 3011020701010101010101020601010101010101', rpc_result['vin'][0]['scriptSig']['asm'])
def run_test(self):
node = self.nodes[0]
self.log.info('Start with empty mempool, and 200 blocks')
self.mempool_size = 0
assert_equal(node.getblockcount(), 200)
assert_equal(node.getmempoolinfo()['size'], self.mempool_size)
coins = node.listunspent()
self.log.info('Should not accept garbage to testmempoolaccept')
assert_raises_rpc_error(-3, 'Expected type array, got string', lambda: node.testmempoolaccept(rawtxs='ff00baar'))
assert_raises_rpc_error(-8, 'Array must contain exactly one raw transaction for now', lambda: node.testmempoolaccept(rawtxs=['ff00baar', 'ff22']))
assert_raises_rpc_error(-22, 'TX decode failed', lambda: node.testmempoolaccept(rawtxs=['ff00baar']))
self.log.info('A transaction already in the blockchain')
coin = coins.pop() # Pick a random coin(base) to spend
raw_tx_in_block = node.signrawtransactionwithwallet(node.createrawtransaction(
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, maxfeerate=0)
node.generate(1)
self.mempool_size = 0
self.check_mempool_result(
result_expected=[{'txid': txid_in_block, 'allowed': False, 'reject-reason': '18: txn-already-known'}],
rawtxs=[raw_tx_in_block],
)
self.log.info('A transaction not in the mempool')
fee = 0.00000700
raw_tx_0 = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{"txid": txid_in_block, "vout": 0, "sequence": BIP125_SEQUENCE_NUMBER}], # RBF is used later
outputs=[{node.getnewaddress(): 0.3 - fee}],
))['hex']
tx = CTransaction()
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
txid_0 = tx.rehash()
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': True}],
rawtxs=[raw_tx_0],
)
self.log.info('A final transaction not in the mempool')
coin = coins.pop() # Pick a random coin(base) to spend
raw_tx_final = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{'txid': coin['txid'], 'vout': coin['vout'], "sequence": 0xffffffff}], # SEQUENCE_FINAL
outputs=[{node.getnewaddress(): 0.025}],
locktime=node.getblockcount() + 2000, # Can be anything
))['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_final)))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': True}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0)
self.mempool_size += 1
self.log.info('A transaction in the mempool')
node.sendrawtransaction(hexstring=raw_tx_0)
self.mempool_size += 1
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': False, 'reject-reason': '18: txn-already-in-mempool'}],
rawtxs=[raw_tx_0],
)
self.log.info('A transaction that replaces a mempool transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vout[0].nValue -= int(fee * COIN) # Double the fee
tx.vin[0].nSequence = BIP125_SEQUENCE_NUMBER + 1 # Now, opt out of RBF
raw_tx_0 = node.signrawtransactionwithwallet(tx.serialize().hex())['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
txid_0 = tx.rehash()
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': True}],
rawtxs=[raw_tx_0],
)
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(), 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
# skip re-signing the tx
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '18: txn-mempool-conflict'}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
self.log.info('A transaction with missing inputs, that never existed')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vin[0].prevout = COutPoint(hash=int('ff' * 32, 16), n=14)
# skip re-signing the tx
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with missing inputs, that existed once in the past')
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, 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=[
{'txid': txid_0, 'vout': 0},
{'txid': txid_1, 'vout': 0},
],
outputs=[{node.getnewaddress(): 0.1}]
))['hex']
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
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[raw_tx_0],
)
self.check_mempool_result(
result_expected=[{'txid': txid_1, 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[raw_tx_1],
)
self.log.info('Create a signed "reference" tx for later use')
raw_tx_reference = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{'txid': txid_spend_both, 'vout': 0}],
outputs=[{node.getnewaddress(): 0.05}],
))['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
# Reference tx should be valid on itself
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': True}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with no outputs')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout = []
# Skip re-signing the transaction for context independent checks from now on
# tx.deserialize(BytesIO(hex_str_to_bytes(node.signrawtransactionwithwallet(tx.serialize().hex())['hex'])))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-vout-empty'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A really large transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin = [tx.vin[0]] * math.ceil(MAX_BLOCK_BASE_SIZE / len(tx.vin[0].serialize()))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-oversize'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with negative output value')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].nValue *= -1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-vout-negative'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with too large output value')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].nValue = 21000000 * COIN + 1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-vout-toolarge'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with too large sum of output values')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout = [tx.vout[0]] * 2
tx.vout[0].nValue = 21000000 * COIN
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-txouttotal-toolarge'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with duplicate inputs')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin = [tx.vin[0]] * 2
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: bad-txns-inputs-duplicate'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A coinbase transaction')
# Pick the input of the first tx we signed, so it has to be a coinbase tx
raw_tx_coinbase_spent = node.getrawtransaction(txid=node.decoderawtransaction(hexstring=raw_tx_in_block)['vin'][0]['txid'])
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_coinbase_spent)))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '16: coinbase'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('Some nonstandard transactions')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.nVersion = 3 # A version currently non-standard
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: version'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].scriptPubKey = CScript([OP_0]) # Some non-standard script
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: scriptpubkey'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].scriptSig = CScript([OP_HASH160]) # Some not-pushonly scriptSig
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: scriptsig-not-pushonly'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
output_p2sh_burn = CTxOut(nValue=540, scriptPubKey=CScript([OP_HASH160, hash160(b'burn'), OP_EQUAL]))
num_scripts = 100000 // len(output_p2sh_burn.serialize()) # Use enough outputs to make the tx too large for our policy
tx.vout = [output_p2sh_burn] * num_scripts
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: tx-size'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0] = output_p2sh_burn
tx.vout[0].nValue -= 1 # Make output smaller, such that it is dust for our policy
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: dust'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].scriptPubKey = CScript([OP_RETURN, b'\xff'])
tx.vout = [tx.vout[0]] * 2
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: multi-op-return'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A timelocked transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].nSequence -= 1 # Should be non-max, so locktime is not ignored
tx.nLockTime = node.getblockcount() + 1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: non-final'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction that is locked by BIP68 sequence logic')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].nSequence = 2 # We could include it in the second block mined from now, but not the very next one
# Can skip re-signing the tx because of early rejection
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': '64: non-BIP68-final'}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
def _test_moveWithCurrency(self):
"""
Sends currency to predefined addresses together with a move and checks
the "out" field produced by the notifications.
"""
self.log.info("Sending move with currency...")
addr1 = self.node.getnewaddress()
addr2 = "dHNvNaqcD7XPDnoRjAoyfcMpHRi5upJD7p"
# Send a move and spend coins in the same transaction. We use a raw
# transaction, so that we can actually send *two* outputs to the *same*
# address. This should work, and return it only once in the notification
# with the total amount. We use amounts with precision down to satoshis
# to check this works correctly.
hex1 = self.node.getaddressinfo(addr1)["scriptPubKey"]
hex2 = self.node.getaddressinfo(addr2)["scriptPubKey"]
scr1 = CScript(hex_str_to_bytes(hex1))
scr2 = CScript(hex_str_to_bytes(hex2))
tx = CTransaction()
name = self.node.name_show("p/x")
tx.vin.append(CTxIn(COutPoint(int(name["txid"], 16), name["vout"])))
tx.vout.append(CTxOut(12345678, scr1))
tx.vout.append(CTxOut(142424242, scr2))
tx.vout.append(CTxOut(COIN, scr1))
tx.vout.append(CTxOut(COIN // 2, CScript([OP_TRUE])))
tx.vout.append(CTxOut(COIN // 100, scr1))
rawtx = tx.serialize().hex()
nameOp = {
"op": "name_update",
"name": "p/x",
"value": json.dumps({"g": {
"a": "move"
}}),
}
rawtx = self.node.namerawtransaction(rawtx, 4, nameOp)["hex"]
rawtx = self.node.fundrawtransaction(rawtx)["hex"]
signed = self.node.signrawtransactionwithwallet(rawtx)
assert signed["complete"]
txid = self.node.sendrawtransaction(signed["hex"])
self.node.generate(1)
_, data = self.games["a"].receive()
assert_equal(len(data["moves"]), 1)
assertMove(data["moves"][0], txid, "x", "move")
assert_equal(data["moves"][0]["burnt"], 0)
out = data["moves"][0]["out"]
assert_equal(len(out), 3)
quant = Decimal('1.00000000')
assert_equal(
Decimal(out[addr1]).quantize(quant), Decimal('1.12345678'))
assert_equal(
Decimal(out[addr2]).quantize(quant), Decimal('1.42424242'))
_, data = self.games["b"].receive()
assert_equal(data["moves"], [])
def test_desc_size_limits(self):
"""Create 3 mempool transactions and 2 package transactions (25KvB each):
Ma
^ ^
Mb Mc
^ ^
Pd Pe
The top ancestor in the package exceeds descendant size limits but only if the in-mempool
and in-package descendants are all considered together.
"""
node = self.nodes[0]
assert_equal(0, node.getmempoolinfo()["size"])
target_weight = 21 * 1000 * WITNESS_SCALE_FACTOR
high_fee = Decimal("0.0021") # 10 sats/vB
self.log.info("Check that in-mempool and in-package descendant sizes are calculated properly in packages")
# Top parent in mempool, Ma
first_coin = self.coins.pop()
parent_value = (first_coin["amount"] - high_fee) / 2 # Deduct fee and make 2 outputs
inputs = [{"txid": first_coin["txid"], "vout": 0}]
outputs = [{self.address : parent_value}, {ADDRESS_BCRT1_P2WSH_OP_TRUE: parent_value}]
rawtx = node.createrawtransaction(inputs, outputs)
parent_tx = bulk_transaction(tx_from_hex(rawtx), node, target_weight, self.privkeys)
node.sendrawtransaction(parent_tx.serialize().hex())
package_hex = []
for j in range(2): # Two legs (left and right)
# Mempool transaction (Mb and Mc)
mempool_tx = CTransaction()
spk = parent_tx.vout[j].scriptPubKey.hex()
value = Decimal(parent_tx.vout[j].nValue) / COIN
txid = parent_tx.rehash()
prevtxs = [{
"txid": txid,
"vout": j,
"scriptPubKey": spk,
"amount": value,
}]
if j == 0: # normal key
(tx_small, _, _, _) = make_chain(node, self.address, self.privkeys, txid, value, j, spk, high_fee)
mempool_tx = bulk_transaction(tx_small, node, target_weight, self.privkeys, prevtxs)
else: # OP_TRUE
inputs = [{"txid": txid, "vout": 1}]
outputs = {self.address: value - high_fee}
small_tx = tx_from_hex(node.createrawtransaction(inputs, outputs))
mempool_tx = bulk_transaction(small_tx, node, target_weight, None, prevtxs)
node.sendrawtransaction(mempool_tx.serialize().hex())
# Package transaction (Pd and Pe)
spk = mempool_tx.vout[0].scriptPubKey.hex()
value = Decimal(mempool_tx.vout[0].nValue) / COIN
txid = mempool_tx.rehash()
(tx_small, _, _, _) = make_chain(node, self.address, self.privkeys, txid, value, 0, spk, high_fee)
prevtxs = [{
"txid": txid,
"vout": 0,
"scriptPubKey": spk,
"amount": value,
}]
package_tx = bulk_transaction(tx_small, node, target_weight, self.privkeys, prevtxs)
package_hex.append(package_tx.serialize().hex())
assert_equal(3, node.getmempoolinfo()["size"])
assert_equal(2, len(package_hex))
testres_too_heavy = node.testmempoolaccept(rawtxs=package_hex)
for txres in testres_too_heavy:
assert_equal(txres["package-error"], "package-mempool-limits")
# Clear mempool and check that the package passes now
node.generate(1)
assert all([res["allowed"] for res in node.testmempoolaccept(rawtxs=package_hex)])
def run_test(self):
node = self.nodes[0]
self.log.info('Start with empty mempool, and 200 blocks')
self.mempool_size = 0
assert_equal(node.getblockcount(), 200)
assert_equal(node.getmempoolinfo()['size'], self.mempool_size)
coins = node.listunspent()
self.log.info('Should not accept garbage to testmempoolaccept')
assert_raises_rpc_error(-3, 'Expected type array, got string', lambda: node.testmempoolaccept(rawtxs='ff00baar'))
assert_raises_rpc_error(-8, 'Array must contain exactly one raw transaction for now', lambda: node.testmempoolaccept(rawtxs=['ff00baar', 'ff22']))
assert_raises_rpc_error(-22, 'TX decode failed', lambda: node.testmempoolaccept(rawtxs=['ff00baar']))
self.log.info('A transaction already in the blockchain')
coin = coins.pop() # Pick a random coin(base) to spend
raw_tx_in_block = node.signrawtransactionwithwallet(node.createrawtransaction(
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, maxfeerate=0)
node.generate(1)
self.mempool_size = 0
self.check_mempool_result(
result_expected=[{'txid': txid_in_block, 'allowed': False, 'reject-reason': 'txn-already-known'}],
rawtxs=[raw_tx_in_block],
)
self.log.info('A transaction not in the mempool')
fee = 0.00000700
raw_tx_0 = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{"txid": txid_in_block, "vout": 0, "sequence": BIP125_SEQUENCE_NUMBER}], # RBF is used later
outputs=[{node.getnewaddress(): 0.3 - fee}],
))['hex']
tx = CTransaction()
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
txid_0 = tx.rehash()
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': True}],
rawtxs=[raw_tx_0],
)
self.log.info('A final transaction not in the mempool')
coin = coins.pop() # Pick a random coin(base) to spend
raw_tx_final = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{'txid': coin['txid'], 'vout': coin['vout'], "sequence": 0xffffffff}], # SEQUENCE_FINAL
outputs=[{node.getnewaddress(): 0.025}],
locktime=node.getblockcount() + 2000, # Can be anything
))['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_final)))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': True}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0)
self.mempool_size += 1
self.log.info('A transaction in the mempool')
node.sendrawtransaction(hexstring=raw_tx_0)
self.mempool_size += 1
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': False, 'reject-reason': 'txn-already-in-mempool'}],
rawtxs=[raw_tx_0],
)
self.log.info('A transaction that replaces a mempool transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vout[0].nValue -= int(fee * COIN) # Double the fee
tx.vin[0].nSequence = BIP125_SEQUENCE_NUMBER + 1 # Now, opt out of RBF
raw_tx_0 = node.signrawtransactionwithwallet(tx.serialize().hex())['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
txid_0 = tx.rehash()
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': True}],
rawtxs=[raw_tx_0],
)
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(), 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
# skip re-signing the tx
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'txn-mempool-conflict'}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
self.log.info('A transaction with missing inputs, that never existed')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_0)))
tx.vin[0].prevout = COutPoint(hash=int('ff' * 32, 16), n=14)
# skip re-signing the tx
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with missing inputs, that existed once in the past')
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, 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=[
{'txid': txid_0, 'vout': 0},
{'txid': txid_1, 'vout': 0},
],
outputs=[{node.getnewaddress(): 0.1}]
))['hex']
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
self.check_mempool_result(
result_expected=[{'txid': txid_0, 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[raw_tx_0],
)
self.check_mempool_result(
result_expected=[{'txid': txid_1, 'allowed': False, 'reject-reason': 'missing-inputs'}],
rawtxs=[raw_tx_1],
)
self.log.info('Create a signed "reference" tx for later use')
raw_tx_reference = node.signrawtransactionwithwallet(node.createrawtransaction(
inputs=[{'txid': txid_spend_both, 'vout': 0}],
outputs=[{node.getnewaddress(): 0.05}],
))['hex']
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
# Reference tx should be valid on itself
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': True}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
self.log.info('A transaction with no outputs')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout = []
# Skip re-signing the transaction for context independent checks from now on
# tx.deserialize(BytesIO(hex_str_to_bytes(node.signrawtransactionwithwallet(tx.serialize().hex())['hex'])))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-empty'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A really large transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin = [tx.vin[0]] * math.ceil(MAX_BLOCK_BASE_SIZE / len(tx.vin[0].serialize()))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-oversize'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with negative output value')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].nValue *= -1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-negative'}],
rawtxs=[tx.serialize().hex()],
)
# The following two validations prevent overflow of the output amounts (see CVE-2010-5139).
self.log.info('A transaction with too large output value')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].nValue = MAX_MONEY + 1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-toolarge'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with too large sum of output values')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout = [tx.vout[0]] * 2
tx.vout[0].nValue = MAX_MONEY
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-txouttotal-toolarge'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction with duplicate inputs')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin = [tx.vin[0]] * 2
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-inputs-duplicate'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A coinbase transaction')
# Pick the input of the first tx we signed, so it has to be a coinbase tx
raw_tx_coinbase_spent = node.getrawtransaction(txid=node.decoderawtransaction(hexstring=raw_tx_in_block)['vin'][0]['txid'])
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_coinbase_spent)))
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'coinbase'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('Some nonstandard transactions')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.nVersion = 3 # A version currently non-standard
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'version'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].scriptPubKey = CScript([OP_0]) # Some non-standard script
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptpubkey'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
key = ECKey()
key.generate()
pubkey = key.get_pubkey().get_bytes()
tx.vout[0].scriptPubKey = CScript([OP_2, pubkey, pubkey, pubkey, OP_3, OP_CHECKMULTISIG]) # Some bare multisig script (2-of-3)
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bare-multisig'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].scriptSig = CScript([OP_HASH160]) # Some not-pushonly scriptSig
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptsig-not-pushonly'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].scriptSig = CScript([b'a' * 1648]) # Some too large scriptSig (>1650 bytes)
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptsig-size'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
output_p2sh_burn = CTxOut(nValue=540, scriptPubKey=CScript([OP_HASH160, hash160(b'burn'), OP_EQUAL]))
num_scripts = 100000 // len(output_p2sh_burn.serialize()) # Use enough outputs to make the tx too large for our policy
tx.vout = [output_p2sh_burn] * num_scripts
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'tx-size'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0] = output_p2sh_burn
tx.vout[0].nValue -= 1 # Make output smaller, such that it is dust for our policy
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'dust'}],
rawtxs=[tx.serialize().hex()],
)
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vout[0].scriptPubKey = CScript([OP_RETURN, b'\xff'])
tx.vout = [tx.vout[0]] * 2
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'multi-op-return'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A timelocked transaction')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].nSequence -= 1 # Should be non-max, so locktime is not ignored
tx.nLockTime = node.getblockcount() + 1
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'non-final'}],
rawtxs=[tx.serialize().hex()],
)
self.log.info('A transaction that is locked by BIP68 sequence logic')
tx.deserialize(BytesIO(hex_str_to_bytes(raw_tx_reference)))
tx.vin[0].nSequence = 2 # We could include it in the second block mined from now, but not the very next one
# Can skip re-signing the tx because of early rejection
self.check_mempool_result(
result_expected=[{'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'non-BIP68-final'}],
rawtxs=[tx.serialize().hex()],
maxfeerate=0,
)
def run_test(self):
self.log.info(
'prepare some coins for multiple *rawtransaction commands')
self.nodes[2].generate(1)
self.sync_all()
self.nodes[0].generate(101)
self.sync_all()
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.5)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 5.0)
self.sync_all()
self.nodes[0].generate(5)
self.sync_all()
self.log.info(
'Test getrawtransaction on genesis block coinbase returns an error'
)
block = self.nodes[0].getblock(self.nodes[0].getblockhash(0))
assert_raises_rpc_error(
-5,
"The genesis block coinbase is not considered an ordinary transaction",
self.nodes[0].getrawtransaction, block['merkleroot'])
self.log.info(
'Check parameter types and required parameters of createrawtransaction'
)
# Test `createrawtransaction` required parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction)
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [])
# Test `createrawtransaction` invalid extra parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [], {}, 0,
'foo')
# Test `createrawtransaction` invalid `inputs`
txid = '1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000'
assert_raises_rpc_error(-3, "Expected type array",
self.nodes[0].createrawtransaction, 'foo', {})
assert_raises_rpc_error(-1, "JSON value is not an object as expected",
self.nodes[0].createrawtransaction, ['foo'],
{})
assert_raises_rpc_error(-1, "JSON value is not a string as expected",
self.nodes[0].createrawtransaction, [{}], {})
assert_raises_rpc_error(
-8, "txid must be of length 64 (not 3, for 'foo')",
self.nodes[0].createrawtransaction, [{
'txid': 'foo'
}], {})
assert_raises_rpc_error(
-8,
"txid must be hexadecimal string (not 'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844')",
self.nodes[0].createrawtransaction, [{
'txid':
'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844'
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key",
self.nodes[0].createrawtransaction,
[{
'txid': txid
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, vout must be a number",
self.nodes[0].createrawtransaction,
[{
'txid': txid,
'vout': 'foo'
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, vout must be positive",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': -1
}], {})
assert_raises_rpc_error(
-8, "Invalid parameter, sequence number is out of range",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': 0,
'sequence': -1
}], {})
# Test `createrawtransaction` invalid `outputs`
address = self.nodes[0].getnewaddress()
address2 = self.nodes[0].getnewaddress()
assert_raises_rpc_error(-1, "JSON value is not an array as expected",
self.nodes[0].createrawtransaction, [], 'foo')
# Should not throw for backwards compatibility
self.nodes[0].createrawtransaction(inputs=[], outputs={})
self.nodes[0].createrawtransaction(inputs=[], outputs=[])
assert_raises_rpc_error(-8, "Data must be hexadecimal string",
self.nodes[0].createrawtransaction, [],
{'data': 'foo'})
assert_raises_rpc_error(-5, "Invalid Bitcoin address",
self.nodes[0].createrawtransaction, [],
{'foo': 0})
assert_raises_rpc_error(-3, "Invalid amount",
self.nodes[0].createrawtransaction, [],
{address: 'foo'})
assert_raises_rpc_error(-3, "Amount out of range",
self.nodes[0].createrawtransaction, [],
{address: -1})
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: {}".format(address),
self.nodes[0].createrawtransaction, [],
multidict([(address, 1), (address, 1)]))
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: {}".format(address),
self.nodes[0].createrawtransaction, [], [{
address: 1
}, {
address: 1
}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data",
self.nodes[0].createrawtransaction, [],
[{
"data": 'aa'
}, {
"data": "bb"
}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data",
self.nodes[0].createrawtransaction, [],
multidict([("data", 'aa'), ("data", "bb")]))
assert_raises_rpc_error(
-8,
"Invalid parameter, key-value pair must contain exactly one key",
self.nodes[0].createrawtransaction, [], [{
'a': 1,
'b': 2
}])
assert_raises_rpc_error(
-8, "Invalid parameter, key-value pair not an object as expected",
self.nodes[0].createrawtransaction, [],
[['key-value pair1'], ['2']])
# Test `createrawtransaction` invalid `locktime`
assert_raises_rpc_error(-3, "Expected type number",
self.nodes[0].createrawtransaction, [], {},
'foo')
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {}, -1)
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {},
4294967296)
self.log.info(
'Check that createrawtransaction accepts an array and object as outputs'
)
tx = CTransaction()
# One output
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}], outputs={address: 99}))))
assert_equal(len(tx.vout), 1)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}]),
)
# Two outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=OrderedDict([(address, 99), (address2, 99)])))))
assert_equal(len(tx.vout), 2)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
address2: 99
}]),
)
# Multiple mixed outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=multidict([(address, 99), (address2, 99),
('data', '99')])))))
assert_equal(len(tx.vout), 3)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
address2: 99
}, {
'data': '99'
}]),
)
self.log.info('sendrawtransaction with missing input')
# won't exists
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1
}]
outputs = {self.nodes[0].getnewaddress(): 4.998}
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
rawtx = pad_raw_tx(rawtx)
rawtx = self.nodes[2].signrawtransactionwithwallet(rawtx)
# This will raise an exception since there are missing inputs
assert_raises_rpc_error(-25, "bad-txns-inputs-missingorspent",
self.nodes[2].sendrawtransaction, rawtx['hex'])
#####################################
# getrawtransaction with block hash #
#####################################
# make a tx by sending then generate 2 blocks; block1 has the tx in it
tx = self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(), 1)
block1, block2 = self.nodes[2].generate(2)
self.sync_all()
# We should be able to get the raw transaction by providing the correct
# block
gottx = self.nodes[0].getrawtransaction(tx, True, block1)
assert_equal(gottx['txid'], tx)
assert_equal(gottx['in_active_chain'], True)
# We should not have the 'in_active_chain' flag when we don't provide a
# block
gottx = self.nodes[0].getrawtransaction(tx, True)
assert_equal(gottx['txid'], tx)
assert 'in_active_chain' not in gottx
# We should not get the tx if we provide an unrelated block
assert_raises_rpc_error(-5, "No such transaction found",
self.nodes[0].getrawtransaction, tx, True,
block2)
# An invalid block hash should raise the correct errors
assert_raises_rpc_error(-1, "JSON value is not a string as expected",
self.nodes[0].getrawtransaction, tx, True,
True)
assert_raises_rpc_error(
-8, "parameter 3 must be of length 64 (not 6, for 'foobar')",
self.nodes[0].getrawtransaction, tx, True, "foobar")
assert_raises_rpc_error(
-8, "parameter 3 must be of length 64 (not 8, for 'abcd1234')",
self.nodes[0].getrawtransaction, tx, True, "abcd1234")
assert_raises_rpc_error(
-8,
"parameter 3 must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')",
self.nodes[0].getrawtransaction, tx, True,
"ZZZ0000000000000000000000000000000000000000000000000000000000000")
assert_raises_rpc_error(
-5, "Block hash not found", self.nodes[0].getrawtransaction, tx,
True,
"0000000000000000000000000000000000000000000000000000000000000000")
# Undo the blocks and check in_active_chain
self.nodes[0].invalidateblock(block1)
gottx = self.nodes[0].getrawtransaction(txid=tx,
verbose=True,
blockhash=block1)
assert_equal(gottx['in_active_chain'], False)
self.nodes[0].reconsiderblock(block1)
assert_equal(self.nodes[0].getbestblockhash(), block2)
#
# RAW TX MULTISIG TESTS #
#
# 2of2 test
addr1 = self.nodes[2].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[2].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
# Tests for createmultisig and addmultisigaddress
assert_raises_rpc_error(-5, "Invalid public key",
self.nodes[0].createmultisig, 1, ["01020304"])
# createmultisig can only take public keys
self.nodes[0].createmultisig(2,
[addr1Obj['pubkey'], addr2Obj['pubkey']])
# addmultisigaddress can take both pubkeys and addresses so long as
# they are in the wallet, which is tested here.
assert_raises_rpc_error(-5, "Invalid public key",
self.nodes[0].createmultisig, 2,
[addr1Obj['pubkey'], addr1])
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr1])['address']
# use balance deltas instead of absolute values
bal = self.nodes[2].getbalance()
# send 1.2 BCH to msig adr
txId = self.nodes[0].sendtoaddress(mSigObj, 1.2)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
# node2 has both keys of the 2of2 ms addr., tx should affect the
# balance
assert_equal(self.nodes[2].getbalance(), bal + Decimal('1.20000000'))
# 2of3 test from different nodes
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr3 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
addr3Obj = self.nodes[2].getaddressinfo(addr3)
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey'], addr3Obj['pubkey']
])['address']
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
# THIS IS AN INCOMPLETE FEATURE
# NODE2 HAS TWO OF THREE KEY AND THE FUNDS SHOULD BE SPENDABLE AND
# COUNT AT BALANCE CALCULATION
# for now, assume the funds of a 2of3 multisig tx are not marked as
# spendable
assert_equal(self.nodes[2].getbalance(), bal)
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx = self.nodes[0].decoderawtransaction(txDetails['hex'])
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'],
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned = self.nodes[1].signrawtransactionwithwallet(
rawTx, inputs)
# node1 only has one key, can't comp. sign the tx
assert_equal(rawTxPartialSigned['complete'], False)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx, inputs)
# node2 can sign the tx compl., own two of three keys
assert_equal(rawTxSigned['complete'], True)
self.nodes[2].sendrawtransaction(rawTxSigned['hex'])
rawTx = self.nodes[0].decoderawtransaction(rawTxSigned['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) # block reward + tx
rawTxBlock = self.nodes[0].getblock(self.nodes[0].getbestblockhash())
# 2of2 test for combining transactions
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
self.nodes[1].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObjValid = self.nodes[2].getaddressinfo(mSigObj)
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx2 = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
# the funds of a 2of2 multisig tx should not be marked as spendable
assert_equal(self.nodes[2].getbalance(), bal)
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx2 = self.nodes[0].decoderawtransaction(txDetails['hex'])
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']
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx2 = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned1 = self.nodes[1].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned1)
# node1 only has one key, can't comp. sign the tx
assert_equal(rawTxPartialSigned1['complete'], False)
rawTxPartialSigned2 = self.nodes[2].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned2)
# node2 only has one key, can't comp. sign the tx
assert_equal(rawTxPartialSigned2['complete'], False)
rawTxComb = self.nodes[2].combinerawtransaction(
[rawTxPartialSigned1['hex'], rawTxPartialSigned2['hex']])
self.log.debug(rawTxComb)
self.nodes[2].sendrawtransaction(rawTxComb)
rawTx2 = self.nodes[0].decoderawtransaction(rawTxComb)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) # block reward + tx
# getrawtransaction tests
# 1. valid parameters - only supply txid
txHash = rawTx["hash"]
assert_equal(self.nodes[0].getrawtransaction(txHash),
rawTxSigned['hex'])
# 2. valid parameters - supply txid and 0 for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, 0),
rawTxSigned['hex'])
# 3. valid parameters - supply txid and False for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, False),
rawTxSigned['hex'])
# 4. valid parameters - supply txid and 1 for verbose.
# We only check the "hex" field of the output so we don't need to
# update this test every time the output format changes.
assert_equal(self.nodes[0].getrawtransaction(txHash, 1)["hex"],
rawTxSigned['hex'])
# 5. valid parameters - supply txid and True for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, True)["hex"],
rawTxSigned['hex'])
# 6. invalid parameters - supply txid and string "Flase"
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash,
"False")
# 7. invalid parameters - supply txid and empty array
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash, [])
# 8. invalid parameters - supply txid and empty dict
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash, {})
# Sanity checks on verbose getrawtransaction output
rawTxOutput = self.nodes[0].getrawtransaction(txHash, True)
assert_equal(rawTxOutput["hex"], rawTxSigned["hex"])
assert_equal(rawTxOutput["txid"], txHash)
assert_equal(rawTxOutput["hash"], txHash)
assert_greater_than(rawTxOutput["size"], 300)
assert_equal(rawTxOutput["version"], 0x02)
assert_equal(rawTxOutput["locktime"], 0)
assert_equal(len(rawTxOutput["vin"]), 1)
assert_equal(len(rawTxOutput["vout"]), 1)
assert_equal(rawTxOutput["blockhash"], rawTxBlock["hash"])
assert_equal(rawTxOutput["confirmations"], 3)
assert_equal(rawTxOutput["time"], rawTxBlock["time"])
assert_equal(rawTxOutput["blocktime"], rawTxBlock["time"])
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'sequence': 1000
}]
outputs = {self.nodes[0].getnewaddress(): 1}
assert_raises_rpc_error(-8, 'Invalid parameter, missing vout key',
self.nodes[0].createrawtransaction, inputs,
outputs)
inputs[0]['vout'] = "1"
assert_raises_rpc_error(-8, 'Invalid parameter, vout must be a number',
self.nodes[0].createrawtransaction, inputs,
outputs)
inputs[0]['vout'] = -1
assert_raises_rpc_error(-8, 'Invalid parameter, vout must be positive',
self.nodes[0].createrawtransaction, inputs,
outputs)
inputs[0]['vout'] = 1
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 1000)
# 9. invalid parameters - sequence number out of range
inputs[0]['sequence'] = -1
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
# 10. invalid parameters - sequence number out of range
inputs[0]['sequence'] = 4294967296
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
inputs[0]['sequence'] = 4294967294
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 4294967294)
####################################
# TRANSACTION VERSION NUMBER TESTS #
####################################
# Test the minimum transaction version number that fits in a signed
# 32-bit integer.
tx = CTransaction()
tx.nVersion = -0x80000000
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], -0x80000000)
# Test the maximum transaction version number that fits in a signed
# 32-bit integer.
tx = CTransaction()
tx.nVersion = 0x7fffffff
rawtx = ToHex(tx)
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']}]
# 1000 sat fee
outputs = {self.nodes[0].getnewaddress(): Decimal("0.99999000")}
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')
##########################################
# Decoding weird scripts in transactions #
##########################################
self.log.info('Decode correctly-formatted but weird transactions')
tx = CTransaction()
# empty
self.nodes[0].decoderawtransaction(ToHex(tx))
# truncated push
tx.vin.append(CTxIn(COutPoint(42, 0), b'\x4e\x00\x00'))
tx.vin.append(CTxIn(COutPoint(42, 0), b'\x4c\x10TRUNC'))
tx.vout.append(CTxOut(0, b'\x4e\x00\x00'))
tx.vout.append(CTxOut(0, b'\x4c\x10TRUNC'))
self.nodes[0].decoderawtransaction(ToHex(tx))
# giant pushes and long scripts
tx.vin.append(CTxIn(COutPoint(42, 0),
CScript([b'giant push' * 10000])))
tx.vout.append(CTxOut(0, CScript([b'giant push' * 10000])))
self.nodes[0].decoderawtransaction(ToHex(tx))
self.log.info('Refuse garbage after transaction')
assert_raises_rpc_error(-22, 'TX decode failed',
self.nodes[0].decoderawtransaction,
ToHex(tx) + '00')
def run_test(self):
# All nodes should start with 6,250 FRAG:
starting_balance = 6250
for i in range(4):
assert_equal(self.nodes[i].getbalance(), starting_balance)
self.nodes[i].getnewaddress(
) # bug workaround, coins generated assigned to first getnewaddress!
self.nodes[0].settxfee(.001)
node0_address1 = self.nodes[0].getnewaddress()
node0_txid1 = self.nodes[0].sendtoaddress(node0_address1, (1219 * 5))
node0_tx1 = self.nodes[0].gettransaction(node0_txid1)
node0_address2 = self.nodes[0].getnewaddress()
node0_txid2 = self.nodes[0].sendtoaddress(node0_address2, (29 * 5))
node0_tx2 = self.nodes[0].gettransaction(node0_txid2)
assert_equal(self.nodes[0].getbalance(),
starting_balance + node0_tx1["fee"] + node0_tx2["fee"])
# Coins are sent to node1_address
node1_address = self.nodes[1].getnewaddress()
tx1_amount = 40 * 5
# Send tx1, and another transaction tx2 that won't be cloned
txid1 = self.nodes[0].sendtoaddress(node1_address, tx1_amount)
txid2 = self.nodes[0].sendtoaddress(node1_address, (20 * 5))
# Construct a clone of tx1, to be malleated
rawtx1 = self.nodes[0].getrawtransaction(txid1, 1)
clone_inputs = [{
"txid": rawtx1["vin"][0]["txid"],
"vout": rawtx1["vin"][0]["vout"]
}]
clone_outputs = {
rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]:
float(rawtx1["vout"][0]["value"]),
rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]:
float(rawtx1["vout"][1]["value"])
}
clone_locktime = rawtx1["locktime"]
clone_raw = self.nodes[0].createrawtransaction(clone_inputs,
clone_outputs,
clone_locktime)
# createrawtransaction randomizes the order of its outputs, so swap them if necessary.
clone_tx = CTransaction()
clone_tx.deserialize(io.BytesIO(bytes.fromhex(clone_raw)))
if (rawtx1["vout"][0]["value"] == tx1_amount
and clone_tx.vout[0].nValue != tx1_amount * COIN
or rawtx1["vout"][0]["value"] != tx1_amount
and clone_tx.vout[0].nValue == tx1_amount * COIN):
(clone_tx.vout[0], clone_tx.vout[1]) = (clone_tx.vout[1],
clone_tx.vout[0])
if (rawtx1 == clone_raw):
print("## !! Equal hex!!")
assert (False)
# Use a different signature hash type to sign. This creates an equivalent but malleated clone.
# Don't send the clone anywhere yet
tx1_clone = self.nodes[0].signrawtransaction(
clone_tx.serialize().hex(), None, None, "ALL|ANYONECANPAY")
assert_equal(tx1_clone["complete"], True)
# Have node0 mine a block, if requested:
if (self.options.mine_block):
self.nodes[0].generate(1)
sync_blocks(self.nodes[0:2])
tx1 = self.nodes[0].gettransaction(txid1)
tx2 = self.nodes[0].gettransaction(txid2)
# Node0's balance should be starting balance, plus 50BTC for another
# matured block, minus tx1 and tx2 amounts, and minus transaction fees:
expected = starting_balance + node0_tx1["fee"] + node0_tx2["fee"]
if self.options.mine_block: expected += 250
expected += tx1["amount"] + tx1["fee"]
expected += tx2["amount"] + tx2["fee"]
assert_equal(self.nodes[0].getbalance(), expected)
if self.options.mine_block:
assert_equal(tx1["confirmations"], 1)
assert_equal(tx2["confirmations"], 1)
else:
assert_equal(tx1["confirmations"], 0)
assert_equal(tx2["confirmations"], 0)
# Send clone and its parent to miner
self.nodes[2].sendrawtransaction(node0_tx1["hex"])
txid1_clone = self.nodes[2].sendrawtransaction(tx1_clone["hex"])
# mine a block...
self.nodes[2].generate(1)
# Reconnect the split network, and sync chain:
connect_nodes(self.nodes[1], 2)
connect_nodes(self.nodes[0], 2)
connect_nodes(self.nodes[2], 0)
connect_nodes(self.nodes[2], 1)
self.nodes[2].sendrawtransaction(node0_tx2["hex"])
self.nodes[2].sendrawtransaction(tx2["hex"])
self.nodes[2].generate(1) # Mine another block to make sure we sync
sync_blocks(self.nodes)
# Re-fetch transaction info:
tx1 = self.nodes[0].gettransaction(txid1)
tx1_clone = self.nodes[0].gettransaction(txid1_clone)
tx2 = self.nodes[0].gettransaction(txid2)
# Verify expected confirmations
assert_equal(tx1["confirmations"], -2)
assert_equal(tx1_clone["confirmations"], 2)
assert_equal(tx2["confirmations"], 1)
# Check node0's total balance; should be same as before the clone, + 100 BTC for 2 matured,
# less possible orphaned matured subsidy
expected += 500
if (self.options.mine_block):
expected -= 250
assert_equal(self.nodes[0].getbalance(), expected)
def _test_coin_stats_index(self):
node = self.nodes[0]
index_node = self.nodes[1]
# Both none and muhash options allow the usage of the index
index_hash_options = ['none', 'muhash']
# Generate a normal transaction and mine it
self.generate(node, COINBASE_MATURITY + 1)
address = self.nodes[0].get_deterministic_priv_key().address
node.sendtoaddress(address=address,
amount=10,
subtractfeefromamount=True)
self.generate(node, 1)
self.sync_blocks(timeout=120)
self.log.info(
"Test that gettxoutsetinfo() output is consistent with or without coinstatsindex option"
)
res0 = node.gettxoutsetinfo('none')
# The fields 'disk_size' and 'transactions' do not exist on the index
del res0['disk_size'], res0['transactions']
for hash_option in index_hash_options:
res1 = index_node.gettxoutsetinfo(hash_option)
# The fields 'block_info' and 'total_unspendable_amount' only exist on the index
del res1['block_info'], res1['total_unspendable_amount']
res1.pop('muhash', None)
# Everything left should be the same
assert_equal(res1, res0)
self.log.info(
"Test that gettxoutsetinfo() can get fetch data on specific heights with index"
)
# Generate a new tip
self.generate(node, 5)
for hash_option in index_hash_options:
# Fetch old stats by height
res2 = index_node.gettxoutsetinfo(hash_option, 102)
del res2['block_info'], res2['total_unspendable_amount']
res2.pop('muhash', None)
assert_equal(res0, res2)
# Fetch old stats by hash
res3 = index_node.gettxoutsetinfo(hash_option, res0['bestblock'])
del res3['block_info'], res3['total_unspendable_amount']
res3.pop('muhash', None)
assert_equal(res0, res3)
# It does not work without coinstatsindex
assert_raises_rpc_error(
-8, "Querying specific block heights requires coinstatsindex",
node.gettxoutsetinfo, hash_option, 102)
self.log.info("Test gettxoutsetinfo() with index and verbose flag")
for hash_option in index_hash_options:
# Genesis block is unspendable
res4 = index_node.gettxoutsetinfo(hash_option, 0)
assert_equal(res4['total_unspendable_amount'], 50)
assert_equal(
res4['block_info'], {
'unspendable': 50,
'prevout_spent': 0,
'new_outputs_ex_coinbase': 0,
'coinbase': 0,
'unspendables': {
'genesis_block': 50,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res4['block_info'])
# Test an older block height that included a normal tx
res5 = index_node.gettxoutsetinfo(hash_option, 102)
assert_equal(res5['total_unspendable_amount'], 50)
assert_equal(
res5['block_info'], {
'unspendable': 0,
'prevout_spent': 50,
'new_outputs_ex_coinbase': Decimal('49.99995560'),
'coinbase': Decimal('50.00004440'),
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res5['block_info'])
# Generate and send a normal tx with two outputs
tx1_inputs = []
tx1_outputs = {
self.nodes[0].getnewaddress(): 21,
self.nodes[0].getnewaddress(): 42
}
raw_tx1 = self.nodes[0].createrawtransaction(tx1_inputs, tx1_outputs)
funded_tx1 = self.nodes[0].fundrawtransaction(raw_tx1)
signed_tx1 = self.nodes[0].signrawtransactionwithwallet(
funded_tx1['hex'])
tx1_txid = self.nodes[0].sendrawtransaction(signed_tx1['hex'])
# Find the right position of the 21 BTC output
tx1_final = self.nodes[0].gettransaction(tx1_txid)
for output in tx1_final['details']:
if output['amount'] == Decimal(
'21.00000000') and output['category'] == 'receive':
n = output['vout']
# Generate and send another tx with an OP_RETURN output (which is unspendable)
tx2 = CTransaction()
tx2.vin.append(CTxIn(COutPoint(int(tx1_txid, 16), n), b''))
tx2.vout.append(
CTxOut(int(Decimal('20.99') * COIN),
CScript([OP_RETURN] + [OP_FALSE] * 30)))
tx2_hex = self.nodes[0].signrawtransactionwithwallet(
tx2.serialize().hex())['hex']
self.nodes[0].sendrawtransaction(tx2_hex)
# Include both txs in a block
self.generate(self.nodes[0], 1)
self.sync_all()
for hash_option in index_hash_options:
# Check all amounts were registered correctly
res6 = index_node.gettxoutsetinfo(hash_option, 108)
assert_equal(res6['total_unspendable_amount'],
Decimal('70.99000000'))
assert_equal(
res6['block_info'], {
'unspendable': Decimal('20.99000000'),
'prevout_spent': 111,
'new_outputs_ex_coinbase': Decimal('89.99993620'),
'coinbase': Decimal('50.01006380'),
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': Decimal('20.99000000'),
'unclaimed_rewards': 0
}
})
self.block_sanity_check(res6['block_info'])
# Create a coinbase that does not claim full subsidy and also
# has two outputs
cb = create_coinbase(109, nValue=35)
cb.vout.append(CTxOut(5 * COIN, CScript([OP_FALSE])))
cb.rehash()
# Generate a block that includes previous coinbase
tip = self.nodes[0].getbestblockhash()
block_time = self.nodes[0].getblock(tip)['time'] + 1
block = create_block(int(tip, 16), cb, block_time)
block.solve()
self.nodes[0].submitblock(block.serialize().hex())
self.sync_all()
for hash_option in index_hash_options:
res7 = index_node.gettxoutsetinfo(hash_option, 109)
assert_equal(res7['total_unspendable_amount'],
Decimal('80.99000000'))
assert_equal(
res7['block_info'], {
'unspendable': 10,
'prevout_spent': 0,
'new_outputs_ex_coinbase': 0,
'coinbase': 40,
'unspendables': {
'genesis_block': 0,
'bip30': 0,
'scripts': 0,
'unclaimed_rewards': 10
}
})
self.block_sanity_check(res7['block_info'])
self.log.info("Test that the index is robust across restarts")
res8 = index_node.gettxoutsetinfo('muhash')
self.restart_node(1, extra_args=self.extra_args[1])
res9 = index_node.gettxoutsetinfo('muhash')
assert_equal(res8, res9)
self.generate(index_node, 1)
res10 = index_node.gettxoutsetinfo('muhash')
assert (res8['txouts'] < res10['txouts'])
def create_block(self,
prev_hash,
staking_prevouts,
height,
node_n,
s_address,
fInvalid=0):
api = self.nodes[node_n]
# Get current time
current_time = int(time.time())
nTime = current_time & 0xfffffff0
# Create coinbase TX
coinbase = create_coinbase(height)
coinbase.vout[0].nValue = 0
coinbase.vout[0].scriptPubKey = b""
coinbase.nTime = nTime
coinbase.rehash()
# Create Block with coinbase
block = create_block(int(prev_hash, 16), coinbase, nTime)
# Find valid kernel hash - Create a new private key used for block signing.
if not block.solve_stake(staking_prevouts):
raise Exception("Not able to solve for any prev_outpoint")
# Create coinstake TX
amount, prev_time, prevScript = staking_prevouts[block.prevoutStake]
outNValue = int(amount + 250 * COIN)
stake_tx_unsigned = CTransaction()
stake_tx_unsigned.nTime = block.nTime
stake_tx_unsigned.vin.append(CTxIn(block.prevoutStake))
stake_tx_unsigned.vin[0].nSequence = 0xffffffff
stake_tx_unsigned.vout.append(CTxOut())
stake_tx_unsigned.vout.append(
CTxOut(outNValue, hex_str_to_bytes(prevScript)))
if fInvalid == 1:
# Create a new private key and get the corresponding public key
block_sig_key = CECKey()
block_sig_key.set_secretbytes(hash256(pack('<I', 0xffff)))
pubkey = block_sig_key.get_pubkey()
stake_tx_unsigned.vout[1].scriptPubKey = CScript(
[pubkey, OP_CHECKSIG])
else:
# Export the staking private key to sign the block with it
privKey, compressed = wif_to_privkey(api.dumpprivkey(s_address))
block_sig_key = CECKey()
block_sig_key.set_compressed(compressed)
block_sig_key.set_secretbytes(bytes.fromhex(privKey))
# check the address
addy = key_to_p2pkh(bytes_to_hex_str(block_sig_key.get_pubkey()),
False, True)
assert (addy == s_address)
if fInvalid == 2:
# add a new output with 100 coins from the pot
new_key = CECKey()
new_key.set_secretbytes(hash256(pack('<I', 0xffff)))
pubkey = new_key.get_pubkey()
stake_tx_unsigned.vout.append(
CTxOut(100 * COIN, CScript([pubkey, OP_CHECKSIG])))
stake_tx_unsigned.vout[1].nValue = outNValue - 100 * COIN
# Sign coinstake TX and add it to the block
stake_tx_signed_raw_hex = api.signrawtransaction(
bytes_to_hex_str(stake_tx_unsigned.serialize()))['hex']
stake_tx_signed = CTransaction()
stake_tx_signed.deserialize(
BytesIO(hex_str_to_bytes(stake_tx_signed_raw_hex)))
block.vtx.append(stake_tx_signed)
# Get correct MerkleRoot and rehash block
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
# sign block with block signing key and return it
block.sign_block(block_sig_key)
return block
def run_test(self):
node = self.nodes[0]
self.log.info('Start with empty mempool and 101 blocks')
# The last 100 coinbase transactions are premature
blockhash = self.generate(node, 101)[0]
txid = node.getblock(blockhash=blockhash, verbosity=2)["tx"][0]["txid"]
assert_equal(node.getmempoolinfo()['size'], 0)
self.log.info("Submit parent with multiple script branches to mempool")
hashlock = hash160(b'Preimage')
witness_script = CScript([
OP_IF, OP_HASH160, hashlock, OP_EQUAL, OP_ELSE, OP_TRUE, OP_ENDIF
])
witness_program = sha256(witness_script)
script_pubkey = CScript([OP_0, witness_program])
parent = CTransaction()
parent.vin.append(CTxIn(COutPoint(int(txid, 16), 0), b""))
parent.vout.append(CTxOut(int(9.99998 * COIN), script_pubkey))
parent.rehash()
privkeys = [node.get_deterministic_priv_key().key]
raw_parent = node.signrawtransactionwithkey(
hexstring=parent.serialize().hex(), privkeys=privkeys)['hex']
parent_txid = node.sendrawtransaction(hexstring=raw_parent,
maxfeerate=0)
self.generate(node, 1)
peer_wtxid_relay = node.add_p2p_connection(P2PTxInvStore())
# Create a new transaction with witness solving first branch
child_witness_script = CScript([OP_TRUE])
child_witness_program = sha256(child_witness_script)
child_script_pubkey = CScript([OP_0, child_witness_program])
child_one = CTransaction()
child_one.vin.append(CTxIn(COutPoint(int(parent_txid, 16), 0), b""))
child_one.vout.append(CTxOut(int(9.99996 * COIN), child_script_pubkey))
child_one.wit.vtxinwit.append(CTxInWitness())
child_one.wit.vtxinwit[0].scriptWitness.stack = [
b'Preimage', b'\x01', witness_script
]
child_one_wtxid = child_one.getwtxid()
child_one_txid = child_one.rehash()
# Create another identical transaction with witness solving second branch
child_two = deepcopy(child_one)
child_two.wit.vtxinwit[0].scriptWitness.stack = [b'', witness_script]
child_two_wtxid = child_two.getwtxid()
child_two_txid = child_two.rehash()
assert_equal(child_one_txid, child_two_txid)
assert child_one_wtxid != child_two_wtxid
self.log.info("Submit child_one to the mempool")
txid_submitted = node.sendrawtransaction(child_one.serialize().hex())
assert_equal(
node.getmempoolentry(txid_submitted)['wtxid'], child_one_wtxid)
peer_wtxid_relay.wait_for_broadcast([child_one_wtxid])
assert_equal(node.getmempoolinfo()["unbroadcastcount"], 0)
# testmempoolaccept reports the "already in mempool" error
assert_equal(node.testmempoolaccept([child_one.serialize().hex()]),
[{
"txid": child_one_txid,
"wtxid": child_one_wtxid,
"allowed": False,
"reject-reason": "txn-already-in-mempool"
}])
assert_equal(
node.testmempoolaccept([child_two.serialize().hex()])[0], {
"txid": child_two_txid,
"wtxid": child_two_wtxid,
"allowed": False,
"reject-reason": "txn-same-nonwitness-data-in-mempool"
})
# sendrawtransaction will not throw but quits early when the exact same transaction is already in mempool
node.sendrawtransaction(child_one.serialize().hex())
self.log.info("Connect another peer that hasn't seen child_one before")
peer_wtxid_relay_2 = node.add_p2p_connection(P2PTxInvStore())
self.log.info("Submit child_two to the mempool")
# sendrawtransaction will not throw but quits early when a transaction with the same non-witness data is already in mempool
node.sendrawtransaction(child_two.serialize().hex())
# The node should rebroadcast the transaction using the wtxid of the correct transaction
# (child_one, which is in its mempool).
peer_wtxid_relay_2.wait_for_broadcast([child_one_wtxid])
assert_equal(node.getmempoolinfo()["unbroadcastcount"], 0)
def decoderawtransaction_asm_sighashtype(self):
"""Test decoding scripts via RPC command "decoderawtransaction".
This test is in with the "decodescript" tests because they are testing the same "asm" script decodes.
"""
# this test case uses a random plain vanilla mainnet transaction with a single P2PKH input and output
tx = '0100000001696a20784a2c70143f634e95227dbdfdf0ecd51647052e70854512235f5986ca010000008a47304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb014104d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536ffffffff0100e1f505000000001976a914eb6c6e0cdb2d256a32d97b8df1fc75d1920d9bca88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal(
'304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb[ALL] 04d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536',
rpc_result['vin'][0]['scriptSig']['asm'])
# this test case uses a mainnet transaction that has a P2SH input and both P2PKH and P2SH outputs.
# it's from James D'Angelo's awesome introductory videos about multisig: https://www.youtube.com/watch?v=zIbUSaZBJgU and https://www.youtube.com/watch?v=OSA1pwlaypc
# verify that we have not altered scriptPubKey decoding.
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal(
'8e3730608c3b0bb5df54f09076e196bc292a8e39a78e73b44b6ba08c78f5cbb0',
rpc_result['txid'])
assert_equal(
'0 3045022100ae3b4e589dfc9d48cb82d41008dc5fa6a86f94d5c54f9935531924602730ab8002202f88cf464414c4ed9fa11b773c5ee944f66e9b05cc1e51d97abc22ce098937ea[ALL] 3045022100b44883be035600e9328a01b66c7d8439b74db64187e76b99a68f7893b701d5380220225bf286493e4c4adcf928c40f785422572eb232f84a0b83b0dea823c3a19c75[ALL] 5221020743d44be989540d27b1b4bbbcfd17721c337cb6bc9af20eb8a32520b393532f2102c0120a1dda9e51a938d39ddd9fe0ebc45ea97e1d27a7cbd671d5431416d3dd87210213820eb3d5f509d7438c9eeecb4157b2f595105e7cd564b3cdbb9ead3da41eed53ae',
rpc_result['vin'][0]['scriptSig']['asm'])
assert_equal(
'OP_DUP OP_HASH160 dc863734a218bfe83ef770ee9d41a27f824a6e56 OP_EQUALVERIFY OP_CHECKSIG',
rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal(
'OP_HASH160 2a5edea39971049a540474c6a99edf0aa4074c58 OP_EQUAL',
rpc_result['vout'][1]['scriptPubKey']['asm'])
txSave = CTransaction()
txSave.deserialize(BytesIO(hex_str_to_bytes(tx)))
# make sure that a specifically crafted op_return value will not pass all the IsDERSignature checks and then get decoded as a sighash type
tx = '01000000015ded05872fdbda629c7d3d02b194763ce3b9b1535ea884e3c8e765d42e316724020000006b48304502204c10d4064885c42638cbff3585915b322de33762598321145ba033fc796971e2022100bb153ad3baa8b757e30a2175bd32852d2e1cb9080f84d7e32fcdfd667934ef1b012103163c0ff73511ea1743fb5b98384a2ff09dd06949488028fd819f4d83f56264efffffffff0200000000000000000b6a0930060201000201000180380100000000001976a9141cabd296e753837c086da7a45a6c2fe0d49d7b7b88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_RETURN 300602010002010001',
rpc_result['vout'][0]['scriptPubKey']['asm'])
# verify that we have not altered scriptPubKey processing even of a specially crafted P2PKH pubkeyhash and P2SH redeem script hash that is made to pass the der signature checks
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal(
'OP_DUP OP_HASH160 3011020701010101010101020601010101010101 OP_EQUALVERIFY OP_CHECKSIG',
rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal(
'OP_HASH160 3011020701010101010101020601010101010101 OP_EQUAL',
rpc_result['vout'][1]['scriptPubKey']['asm'])
# verify that names shorter than 5 bytes aren't interpreted into asm as integers (issue #140)
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal(
'OP_NAME_UPDATE 662f6a 4269746d65737361676520616464726573733a20424d2d3263554755687335436a6973526975514756574447334a514a47717a596771313435 OP_2DROP OP_DROP OP_DUP OP_HASH160 7368feca713f2a9d7780343b74007e26a4fcfcea OP_EQUALVERIFY OP_CHECKSIG',
rpc_result['vout'][1]['scriptPubKey']['asm'])
# some more full transaction tests of varying specific scriptSigs. used instead of
# tests in decodescript_script_sig because the decodescript RPC is specifically
# for working on scriptPubKeys (argh!).
push_signature = bytes_to_hex_str(
txSave.vin[0].scriptSig)[2:(0x48 * 2 + 4)]
signature = push_signature[2:]
der_signature = signature[:-2]
signature_sighash_decoded = der_signature + '[ALL]'
signature_2 = der_signature + '82'
push_signature_2 = '48' + signature_2
signature_2_sighash_decoded = der_signature + '[NONE|ANYONECANPAY]'
# 1) P2PK scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature)
rpc_result = self.nodes[0].decoderawtransaction(
bytes_to_hex_str(txSave.serialize()))
assert_equal(signature_sighash_decoded,
rpc_result['vin'][0]['scriptSig']['asm'])
# make sure that the sighash decodes come out correctly for a more complex / lesser used case.
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(
bytes_to_hex_str(txSave.serialize()))
assert_equal(signature_2_sighash_decoded,
rpc_result['vin'][0]['scriptSig']['asm'])
# 2) multisig scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes('00' + push_signature +
push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(
bytes_to_hex_str(txSave.serialize()))
assert_equal(
'0 ' + signature_sighash_decoded + ' ' +
signature_2_sighash_decoded,
rpc_result['vin'][0]['scriptSig']['asm'])
# 3) test a scriptSig that contains more than push operations.
# in fact, it contains an OP_RETURN with data specially crafted to cause improper decode if the code does not catch it.
txSave.vin[0].scriptSig = hex_str_to_bytes(
'6a143011020701010101010101020601010101010101')
rpc_result = self.nodes[0].decoderawtransaction(
bytes_to_hex_str(txSave.serialize()))
assert_equal('OP_RETURN 3011020701010101010101020601010101010101',
rpc_result['vin'][0]['scriptSig']['asm'])
def run_test(self):
self.log.info(
'prepare some coins for multiple *rawtransaction commands')
self.nodes[2].generate(1)
self.sync_all()
self.nodes[0].generate(101)
self.sync_all()
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.5)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 5.0)
self.sync_all()
self.nodes[0].generate(5)
self.sync_all()
self.log.info(
'Test getrawtransaction on genesis block coinbase returns an error'
)
block = self.nodes[0].getblock(self.nodes[0].getblockhash(0))
assert_raises_rpc_error(
-5,
"The genesis block coinbase is not considered an ordinary transaction",
self.nodes[0].getrawtransaction, block['merkleroot'])
self.log.info(
'Check parameter types and required parameters of createrawtransaction'
)
# Test `createrawtransaction` required parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction)
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [])
# Test `createrawtransaction` invalid extra parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [], {}, 0,
False, 'foo')
# Test `createrawtransaction` invalid `inputs`
txid = '1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000'
assert_raises_rpc_error(-3, "Expected type array",
self.nodes[0].createrawtransaction, 'foo', {})
assert_raises_rpc_error(-1, "JSON value is not an object as expected",
self.nodes[0].createrawtransaction, ['foo'],
{})
assert_raises_rpc_error(-1, "JSON value is not a string as expected",
self.nodes[0].createrawtransaction, [{}], {})
assert_raises_rpc_error(
-8, "txid must be of length 64 (not 3, for 'foo')",
self.nodes[0].createrawtransaction, [{
'txid': 'foo'
}], {})
assert_raises_rpc_error(
-8,
"txid must be hexadecimal string (not 'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844')",
self.nodes[0].createrawtransaction, [{
'txid':
'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844'
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key",
self.nodes[0].createrawtransaction,
[{
'txid': txid
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key",
self.nodes[0].createrawtransaction,
[{
'txid': txid,
'vout': 'foo'
}], {})
assert_raises_rpc_error(-8,
"Invalid parameter, vout cannot be negative",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': -1
}], {})
assert_raises_rpc_error(
-8, "Invalid parameter, sequence number is out of range",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': 0,
'sequence': -1
}], {})
# Test `createrawtransaction` invalid `outputs`
address = self.nodes[0].getnewaddress()
address2 = self.nodes[0].getnewaddress()
assert_raises_rpc_error(-1, "JSON value is not an array as expected",
self.nodes[0].createrawtransaction, [], 'foo')
self.nodes[0].createrawtransaction(
inputs=[],
outputs={}) # Should not throw for backwards compatibility
self.nodes[0].createrawtransaction(inputs=[], outputs=[])
assert_raises_rpc_error(-8, "Data must be hexadecimal string",
self.nodes[0].createrawtransaction, [],
{'data': 'foo'})
assert_raises_rpc_error(-5, "Invalid address",
self.nodes[0].createrawtransaction, [],
{'foo': 0})
assert_raises_rpc_error(-3, "Invalid amount",
self.nodes[0].createrawtransaction, [],
{address: 'foo'})
assert_raises_rpc_error(-3, "Amount out of range",
self.nodes[0].createrawtransaction, [],
{address: -1})
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: %s" % address,
self.nodes[0].createrawtransaction, [],
multidict([(address, 1), (address, 1)]))
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: %s" % address,
self.nodes[0].createrawtransaction, [], [{
address: 1
}, {
address: 1
}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data",
self.nodes[0].createrawtransaction, [],
[{
"data": 'aa'
}, {
"data": "bb"
}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data",
self.nodes[0].createrawtransaction, [],
multidict([("data", 'aa'), ("data", "bb")]))
assert_raises_rpc_error(
-8,
"Invalid parameter, key-value pair must contain exactly one key",
self.nodes[0].createrawtransaction, [], [{
'a': 1,
'b': 2
}])
assert_raises_rpc_error(
-8, "Invalid parameter, key-value pair not an object as expected",
self.nodes[0].createrawtransaction, [],
[['key-value pair1'], ['2']])
# Test `createrawtransaction` invalid `locktime`
assert_raises_rpc_error(-3, "Expected type number",
self.nodes[0].createrawtransaction, [], {},
'foo')
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {}, -1)
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {},
4294967296)
# Test `createrawtransaction` invalid `replaceable`
assert_raises_rpc_error(-3, "Expected type bool",
self.nodes[0].createrawtransaction, [], {}, 0,
'foo')
self.log.info(
'Check that createrawtransaction accepts an array and object as outputs'
)
tx = CTransaction()
# One output
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}], outputs={address: 99}))))
assert_equal(len(tx.vout), 1)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}]),
)
# Two outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=OrderedDict([(address, 99), (address2, 99)])))))
assert_equal(len(tx.vout), 2)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
address2: 99
}]),
)
# Multiple mixed outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=multidict([(address, 99), (address2, 99),
('data', '99')])))))
assert_equal(len(tx.vout), 3)
assert_equal(
tx.serialize().hex(),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
address2: 99
}, {
'data': '99'
}]),
)
for type in ["bech32", "p2sh-segwit", "legacy"]:
addr = self.nodes[0].getnewaddress("", type)
addrinfo = self.nodes[0].getaddressinfo(addr)
pubkey = addrinfo["scriptPubKey"]
self.log.info('sendrawtransaction with missing prevtx info (%s)' %
(type))
# Test `signrawtransactionwithwallet` invalid `prevtxs`
inputs = [{'txid': txid, 'vout': 3, 'sequence': 1000}]
outputs = {self.nodes[0].getnewaddress(): 1}
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
prevtx = dict(txid=txid, scriptPubKey=pubkey, vout=3, amount=1)
succ = self.nodes[0].signrawtransactionwithwallet(rawtx, [prevtx])
assert succ["complete"]
if type == "legacy":
del prevtx["amount"]
succ = self.nodes[0].signrawtransactionwithwallet(
rawtx, [prevtx])
assert succ["complete"]
if type != "legacy":
assert_raises_rpc_error(
-3, "Missing amount",
self.nodes[0].signrawtransactionwithwallet, rawtx,
[{
"txid": txid,
"scriptPubKey": pubkey,
"vout": 3,
}])
assert_raises_rpc_error(-3, "Missing vout",
self.nodes[0].signrawtransactionwithwallet,
rawtx, [{
"txid": txid,
"scriptPubKey": pubkey,
"amount": 1,
}])
assert_raises_rpc_error(-3, "Missing txid",
self.nodes[0].signrawtransactionwithwallet,
rawtx, [{
"scriptPubKey": pubkey,
"vout": 3,
"amount": 1,
}])
assert_raises_rpc_error(-3, "Missing scriptPubKey",
self.nodes[0].signrawtransactionwithwallet,
rawtx, [{
"txid": txid,
"vout": 3,
"amount": 1
}])
#########################################
# sendrawtransaction with missing input #
#########################################
self.log.info('sendrawtransaction with missing input')
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1
}] #won't exists
outputs = {self.nodes[0].getnewaddress(): 4.998}
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
rawtx = self.nodes[2].signrawtransactionwithwallet(rawtx)
# This will raise an exception since there are missing inputs
assert_raises_rpc_error(-25, "bad-txns-inputs-missingorspent",
self.nodes[2].sendrawtransaction, rawtx['hex'])
#####################################
# getrawtransaction with block hash #
#####################################
# make a tx by sending then generate 2 blocks; block1 has the tx in it
tx = self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(), 1)
block1, block2 = self.nodes[2].generate(2)
self.sync_all()
# We should be able to get the raw transaction by providing the correct block
gottx = self.nodes[0].getrawtransaction(tx, True, block1)
assert_equal(gottx['txid'], tx)
assert_equal(gottx['in_active_chain'], True)
# We should not have the 'in_active_chain' flag when we don't provide a block
gottx = self.nodes[0].getrawtransaction(tx, True)
assert_equal(gottx['txid'], tx)
assert 'in_active_chain' not in gottx
# We should not get the tx if we provide an unrelated block
assert_raises_rpc_error(-5, "No such transaction found",
self.nodes[0].getrawtransaction, tx, True,
block2)
# An invalid block hash should raise the correct errors
assert_raises_rpc_error(-1, "JSON value is not a string as expected",
self.nodes[0].getrawtransaction, tx, True,
True)
assert_raises_rpc_error(
-8, "parameter 3 must be of length 64 (not 6, for 'foobar')",
self.nodes[0].getrawtransaction, tx, True, "foobar")
assert_raises_rpc_error(
-8, "parameter 3 must be of length 64 (not 8, for 'abcd1234')",
self.nodes[0].getrawtransaction, tx, True, "abcd1234")
assert_raises_rpc_error(
-8,
"parameter 3 must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')",
self.nodes[0].getrawtransaction, tx, True,
"ZZZ0000000000000000000000000000000000000000000000000000000000000")
assert_raises_rpc_error(
-5, "Block hash not found", self.nodes[0].getrawtransaction, tx,
True,
"0000000000000000000000000000000000000000000000000000000000000000")
# Undo the blocks and check in_active_chain
self.nodes[0].invalidateblock(block1)
gottx = self.nodes[0].getrawtransaction(txid=tx,
verbose=True,
blockhash=block1)
assert_equal(gottx['in_active_chain'], False)
self.nodes[0].reconsiderblock(block1)
assert_equal(self.nodes[0].getbestblockhash(), block2)
#########################
# RAW TX MULTISIG TESTS #
#########################
# 2of2 test
addr1 = self.nodes[2].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[2].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
# Tests for createmultisig and addmultisigaddress
assert_raises_rpc_error(-5, "Invalid public key",
self.nodes[0].createmultisig, 1, ["01020304"])
self.nodes[0].createmultisig(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']
]) # createmultisig can only take public keys
assert_raises_rpc_error(
-5, "Invalid public key", self.nodes[0].createmultisig, 2,
[addr1Obj['pubkey'], addr1]
) # addmultisigaddress can take both pubkeys and addresses so long as they are in the wallet, which is tested here.
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr1])['address']
#use balance deltas instead of absolute values
bal = self.nodes[2].getbalance()
# send 1.2 BTC to msig adr
txId = self.nodes[0].sendtoaddress(mSigObj, 1.2)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(
self.nodes[2].getbalance(), bal + Decimal('1.20000000')
) #node2 has both keys of the 2of2 ms addr., tx should affect the balance
# 2of3 test from different nodes
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr3 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
addr3Obj = self.nodes[2].getaddressinfo(addr3)
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey'], addr3Obj['pubkey']
])['address']
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
#THIS IS AN INCOMPLETE FEATURE
#NODE2 HAS TWO OF THREE KEY AND THE FUNDS SHOULD BE SPENDABLE AND COUNT AT BALANCE CALCULATION
assert_equal(
self.nodes[2].getbalance(), bal
) #for now, assume the funds of a 2of3 multisig tx are not marked as spendable
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx = self.nodes[0].decoderawtransaction(txDetails['hex'])
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']
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned = self.nodes[1].signrawtransactionwithwallet(
rawTx, inputs)
assert_equal(rawTxPartialSigned['complete'],
False) #node1 only has one key, can't comp. sign the tx
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx, inputs)
assert_equal(
rawTxSigned['complete'],
True) #node2 can sign the tx compl., own two of three keys
self.nodes[2].sendrawtransaction(rawTxSigned['hex'])
rawTx = self.nodes[0].decoderawtransaction(rawTxSigned['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) #block reward + tx
# 2of2 test for combining transactions
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
self.nodes[1].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObjValid = self.nodes[2].getaddressinfo(mSigObj)
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx2 = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(
self.nodes[2].getbalance(), bal
) # the funds of a 2of2 multisig tx should not be marked as spendable
txDetails = self.nodes[0].gettransaction(txId, True)
rawTx2 = self.nodes[0].decoderawtransaction(txDetails['hex'])
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']
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx2 = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned1 = self.nodes[1].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned1)
assert_equal(rawTxPartialSigned1['complete'],
False) #node1 only has one key, can't comp. sign the tx
rawTxPartialSigned2 = self.nodes[2].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned2)
assert_equal(rawTxPartialSigned2['complete'],
False) #node2 only has one key, can't comp. sign the tx
rawTxComb = self.nodes[2].combinerawtransaction(
[rawTxPartialSigned1['hex'], rawTxPartialSigned2['hex']])
self.log.debug(rawTxComb)
self.nodes[2].sendrawtransaction(rawTxComb)
rawTx2 = self.nodes[0].decoderawtransaction(rawTxComb)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) #block reward + tx
# decoderawtransaction tests
# witness transaction
encrawtx = "010000000001010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f50500000000000102616100000000"
decrawtx = self.nodes[0].decoderawtransaction(
encrawtx, True) # decode as witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
assert_raises_rpc_error(
-22, 'TX decode failed', self.nodes[0].decoderawtransaction,
encrawtx, False) # force decode as non-witness transaction
# non-witness transaction
encrawtx = "01000000010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f505000000000000000000"
decrawtx = self.nodes[0].decoderawtransaction(
encrawtx, False) # decode as non-witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
# getrawtransaction tests
# 1. valid parameters - only supply txid
txId = rawTx["txid"]
assert_equal(self.nodes[0].getrawtransaction(txId), rawTxSigned['hex'])
# 2. valid parameters - supply txid and 0 for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txId, 0),
rawTxSigned['hex'])
# 3. valid parameters - supply txid and False for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txId, False),
rawTxSigned['hex'])
# 4. valid parameters - supply txid and 1 for verbose.
# We only check the "hex" field of the output so we don't need to update this test every time the output format changes.
assert_equal(self.nodes[0].getrawtransaction(txId, 1)["hex"],
rawTxSigned['hex'])
# 5. valid parameters - supply txid and True for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txId, True)["hex"],
rawTxSigned['hex'])
# 6. invalid parameters - supply txid and string "Flase"
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txId, "Flase")
# 7. invalid parameters - supply txid and empty array
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txId, [])
# 8. invalid parameters - supply txid and empty dict
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txId, {})
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 1000
}]
outputs = {self.nodes[0].getnewaddress(): 1}
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 1000)
# 9. invalid parameters - sequence number out of range
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': -1
}]
outputs = {self.nodes[0].getnewaddress(): 1}
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
# 10. invalid parameters - sequence number out of range
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 4294967296
}]
outputs = {self.nodes[0].getnewaddress(): 1}
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 4294967294
}]
outputs = {self.nodes[0].getnewaddress(): 1}
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 4294967294)
####################################
# TRANSACTION VERSION NUMBER TESTS #
####################################
# Test the minimum transaction version number that fits in a signed 32-bit integer.
# As transaction version is unsigned, this should convert to its unsigned equivalent.
tx = CTransaction()
tx.nVersion = -0x80000000
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], 0x80000000)
# Test the maximum transaction version number that fits in a signed 32-bit integer.
tx = CTransaction()
tx.nVersion = 0x7fffffff
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], 0x7fffffff)
self.log.info('sendrawtransaction/testmempoolaccept with maxfeerate')
# Test a transaction with a small fee.
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']}]
# Fee 10,000 satoshis, (1 - (10000 sat * 0.00000001 BTC/sat)) = 0.9999
outputs = {self.nodes[0].getnewaddress(): Decimal("0.99990000")}
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx)
assert_equal(rawTxSigned['complete'], True)
# Fee 10,000 satoshis, ~100 b transaction, fee rate should land around 100 sat/byte = 0.00100000 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'], 'max-fee-exceeded')
# and sendrawtransaction should throw
assert_raises_rpc_error(
-25,
'Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)',
self.nodes[2].sendrawtransaction, rawTxSigned['hex'], 0.00001000)
# and the following calls should both succeed
testres = self.nodes[2].testmempoolaccept(
rawtxs=[rawTxSigned['hex']])[0]
assert_equal(testres['allowed'], True)
self.nodes[2].sendrawtransaction(hexstring=rawTxSigned['hex'])
# Test a transaction with a large fee.
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']}]
# Fee 2,000,000 satoshis, (1 - (2000000 sat * 0.00000001 BTC/sat)) = 0.98
outputs = {self.nodes[0].getnewaddress(): Decimal("0.98000000")}
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx)
assert_equal(rawTxSigned['complete'], True)
# Fee 2,000,000 satoshis, ~100 b transaction, fee rate should land around 20,000 sat/byte = 0.20000000 BTC/kB
# Thus, testmempoolaccept should reject
testres = self.nodes[2].testmempoolaccept([rawTxSigned['hex']])[0]
assert_equal(testres['allowed'], False)
assert_equal(testres['reject-reason'], 'max-fee-exceeded')
# and sendrawtransaction should throw
assert_raises_rpc_error(
-25,
'Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)',
self.nodes[2].sendrawtransaction, rawTxSigned['hex'])
# and the following calls should both succeed
testres = self.nodes[2].testmempoolaccept(rawtxs=[rawTxSigned['hex']],
maxfeerate='0.20000000')[0]
assert_equal(testres['allowed'], True)
self.nodes[2].sendrawtransaction(hexstring=rawTxSigned['hex'],
maxfeerate='0.20000000')
def test_rbf(self):
node = self.nodes[0]
coin = self.coins.pop()
inputs = [{
"txid": coin["txid"],
"vout": 0,
"sequence": BIP125_SEQUENCE_NUMBER
}]
fee = Decimal('0.00125000')
output = {node.get_deterministic_priv_key().address: 50 - fee}
raw_replaceable_tx = node.createrawtransaction(inputs, output)
signed_replaceable_tx = node.signrawtransactionwithkey(
hexstring=raw_replaceable_tx, privkeys=self.privkeys)
testres_replaceable = node.testmempoolaccept(
[signed_replaceable_tx["hex"]])
replaceable_tx = CTransaction()
replaceable_tx.deserialize(
BytesIO(hex_str_to_bytes(signed_replaceable_tx["hex"])))
assert_equal(testres_replaceable, [{
"txid": replaceable_tx.rehash(),
"wtxid": replaceable_tx.getwtxid(),
"allowed": True,
"vsize": replaceable_tx.get_vsize(),
"fees": {
"base": fee
}
}])
# Replacement transaction is identical except has double the fee
replacement_tx = CTransaction()
replacement_tx.deserialize(
BytesIO(hex_str_to_bytes(signed_replaceable_tx["hex"])))
replacement_tx.vout[0].nValue -= int(fee * COIN) # Doubled fee
signed_replacement_tx = node.signrawtransactionwithkey(
replacement_tx.serialize().hex(), self.privkeys)
replacement_tx.deserialize(
BytesIO(hex_str_to_bytes(signed_replacement_tx["hex"])))
self.log.info(
"Test that transactions within a package cannot replace each other"
)
testres_rbf_conflicting = node.testmempoolaccept(
[signed_replaceable_tx["hex"], signed_replacement_tx["hex"]])
assert_equal(testres_rbf_conflicting,
[{
"txid": replaceable_tx.rehash(),
"wtxid": replaceable_tx.getwtxid(),
"package-error": "conflict-in-package"
}, {
"txid": replacement_tx.rehash(),
"wtxid": replacement_tx.getwtxid(),
"package-error": "conflict-in-package"
}])
self.log.info(
"Test that packages cannot conflict with mempool transactions, even if a valid BIP125 RBF"
)
node.sendrawtransaction(signed_replaceable_tx["hex"])
testres_rbf_single = node.testmempoolaccept(
[signed_replacement_tx["hex"]])
# This transaction is a valid BIP125 replace-by-fee
assert testres_rbf_single[0]["allowed"]
testres_rbf_package = self.independent_txns_testres_blank + [
{
"txid": replacement_tx.rehash(),
"wtxid": replacement_tx.getwtxid(),
"allowed": False,
"reject-reason": "bip125-replacement-disallowed"
}
]
self.assert_testres_equal(
self.independent_txns_hex + [signed_replacement_tx["hex"]],
testres_rbf_package)
def run_test(self):
self.log.info(
'prepare some coins for multiple *rawtransaction commands')
self.nodes[2].generate(1)
self.sync_all()
self.nodes[0].generate(101)
self.sync_all()
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.5)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 5.0)
self.sync_all()
self.nodes[0].generate(5)
self.sync_all()
self.log.info(
'Test getrawtransaction on genesis block coinbase returns an error'
)
block = self.nodes[0].getblock(self.nodes[0].getblockhash(0))
assert_raises_rpc_error(
-5,
"The genesis block coinbase is not considered an ordinary transaction",
self.nodes[0].getrawtransaction, block['merkleroot'])
self.log.info(
'Check parameter types and required parameters of createrawtransaction'
)
# Test `createrawtransaction` required parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction)
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [])
# Test `createrawtransaction` invalid extra parameters
assert_raises_rpc_error(-1, "createrawtransaction",
self.nodes[0].createrawtransaction, [], {}, 0,
False, 'foo')
# Test `createrawtransaction` invalid `inputs`
txid = '1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000'
assert_raises_rpc_error(-3, "Expected type array",
self.nodes[0].createrawtransaction, 'foo', {})
assert_raises_rpc_error(-1, "JSON value is not an object as expected",
self.nodes[0].createrawtransaction, ['foo'],
{})
assert_raises_rpc_error(-8, "txid must be hexadecimal string",
self.nodes[0].createrawtransaction, [{}], {})
assert_raises_rpc_error(-8, "txid must be hexadecimal string",
self.nodes[0].createrawtransaction,
[{
'txid': 'foo'
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key",
self.nodes[0].createrawtransaction,
[{
'txid': txid
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key",
self.nodes[0].createrawtransaction,
[{
'txid': txid,
'vout': 'foo'
}], {})
assert_raises_rpc_error(-8, "Invalid parameter, vout must be positive",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': -1
}], {})
assert_raises_rpc_error(
-8, "Invalid parameter, sequence number is out of range",
self.nodes[0].createrawtransaction, [{
'txid': txid,
'vout': 0,
'sequence': -1
}], {})
# Test `createrawtransaction` invalid `outputs`
address = self.nodes[0].getnewaddress()
address2 = self.nodes[0].getnewaddress()
assert_raises_rpc_error(-1, "JSON value is not an array as expected",
self.nodes[0].createrawtransaction, [], 'foo')
self.nodes[0].createrawtransaction(
inputs=[],
outputs={}) # Should not throw for backwards compatibility
self.nodes[0].createrawtransaction(inputs=[], outputs=[])
assert_raises_rpc_error(-8, "Data must be hexadecimal string",
self.nodes[0].createrawtransaction, [],
{'data': 'foo'})
assert_raises_rpc_error(-5, "Invalid Bitcoin address",
self.nodes[0].createrawtransaction, [],
{'foo': 0})
assert_raises_rpc_error(-3, "Invalid amount",
self.nodes[0].createrawtransaction, [],
{address: 'foo'})
assert_raises_rpc_error(-3, "Amount out of range",
self.nodes[0].createrawtransaction, [],
{address: -1})
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: %s" % address,
self.nodes[0].createrawtransaction, [],
multidict([(address, 1), (address, 1)]))
assert_raises_rpc_error(
-8, "Invalid parameter, duplicated address: %s" % address,
self.nodes[0].createrawtransaction, [], [{
address: 1
}, {
address: 1
}])
assert_raises_rpc_error(
-8,
"Invalid parameter, key-value pair must contain exactly one key",
self.nodes[0].createrawtransaction, [], [{
'a': 1,
'b': 2
}])
assert_raises_rpc_error(
-8, "Invalid parameter, key-value pair not an object as expected",
self.nodes[0].createrawtransaction, [],
[['key-value pair1'], ['2']])
# Test `createrawtransaction` invalid `locktime`
assert_raises_rpc_error(-3, "Expected type number",
self.nodes[0].createrawtransaction, [], {},
'foo')
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {}, -1)
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range",
self.nodes[0].createrawtransaction, [], {},
4294967296)
# Test `createrawtransaction` invalid `replaceable`
assert_raises_rpc_error(-3, "Expected type bool",
self.nodes[0].createrawtransaction, [], {}, 0,
'foo')
self.log.info(
'Check that createrawtransaction accepts an array and object as outputs'
)
tx = CTransaction()
# One output
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}], outputs={address: 99}))))
assert_equal(len(tx.vout), 1)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}]),
)
# Two outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=OrderedDict([(address, 99), (address2, 99)])))))
assert_equal(len(tx.vout), 2)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
address2: 99
}]),
)
# Two data outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=multidict([('data', '99'), ('data', '99')])))))
assert_equal(len(tx.vout), 2)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
'data': '99'
}, {
'data': '99'
}]),
)
# Multiple mixed outputs
tx.deserialize(
BytesIO(
hex_str_to_bytes(self.nodes[2].createrawtransaction(
inputs=[{
'txid': txid,
'vout': 9
}],
outputs=multidict([(address, 99), ('data', '99'),
('data', '99')])))))
assert_equal(len(tx.vout), 3)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{
'txid': txid,
'vout': 9
}],
outputs=[{
address: 99
}, {
'data': '99'
}, {
'data': '99'
}]),
)
self.log.info('sendrawtransaction with missing input')
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1
}] #won't exists
outputs = {self.nodes[0].getnewaddress(): 4.998}
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
rawtx = self.nodes[2].signrawtransactionwithwallet(rawtx)
# This will raise an exception since there are missing inputs
assert_raises_rpc_error(-25, "Missing inputs",
self.nodes[2].sendrawtransaction, rawtx['hex'])
#####################################
# getrawtransaction with block hash #
#####################################
# make a tx by sending then generate 2 blocks; block1 has the tx in it
tx = self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(), 1)
block1, block2 = self.nodes[2].generate(2)
self.sync_all()
# We should be able to get the raw transaction by providing the correct block
gottx = self.nodes[0].getrawtransaction(tx, True, block1)
assert_equal(gottx['txid'], tx)
assert_equal(gottx['in_active_chain'], True)
# We should not have the 'in_active_chain' flag when we don't provide a block
gottx = self.nodes[0].getrawtransaction(tx, True)
assert_equal(gottx['txid'], tx)
assert 'in_active_chain' not in gottx
# We should not get the tx if we provide an unrelated block
assert_raises_rpc_error(-5, "No such transaction found",
self.nodes[0].getrawtransaction, tx, True,
block2)
# An invalid block hash should raise the correct errors
assert_raises_rpc_error(-8, "parameter 3 must be hexadecimal",
self.nodes[0].getrawtransaction, tx, True,
True)
assert_raises_rpc_error(-8, "parameter 3 must be hexadecimal",
self.nodes[0].getrawtransaction, tx, True,
"foobar")
assert_raises_rpc_error(-8, "parameter 3 must be of length 64",
self.nodes[0].getrawtransaction, tx, True,
"abcd1234")
assert_raises_rpc_error(
-5, "Block hash not found", self.nodes[0].getrawtransaction, tx,
True,
"0000000000000000000000000000000000000000000000000000000000000000")
# Undo the blocks and check in_active_chain
self.nodes[0].invalidateblock(block1)
gottx = self.nodes[0].getrawtransaction(txid=tx,
verbose=True,
blockhash=block1)
assert_equal(gottx['in_active_chain'], False)
self.nodes[0].reconsiderblock(block1)
assert_equal(self.nodes[0].getbestblockhash(), block2)
#########################
# RAW TX MULTISIG TESTS #
#########################
# 2of2 test
addr1 = self.nodes[2].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[2].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
# Tests for createmultisig and addmultisigaddress
assert_raises_rpc_error(-5, "Invalid public key",
self.nodes[0].createmultisig, 1, ["01020304"])
self.nodes[0].createmultisig(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']
]) # createmultisig can only take public keys
assert_raises_rpc_error(
-5, "Invalid public key", self.nodes[0].createmultisig, 2,
[addr1Obj['pubkey'], addr1]
) # addmultisigaddress can take both pubkeys and addresses so long as they are in the wallet, which is tested here.
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr1])['address']
#use balance deltas instead of absolute values
bal = self.nodes[2].getbalance()
# send 1.2 PTC to msig adr
txId = self.nodes[0].sendtoaddress(mSigObj, 1.2)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(
self.nodes[2].getbalance(), bal + Decimal('1.20000000')
) #node2 has both keys of the 2of2 ms addr., tx should affect the balance
# 2of3 test from different nodes
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr3 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
addr3Obj = self.nodes[2].getaddressinfo(addr3)
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey'], addr3Obj['pubkey']
])['address']
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
#THIS IS AN INCOMPLETE FEATURE
#NODE2 HAS TWO OF THREE KEY AND THE FUNDS SHOULD BE SPENDABLE AND COUNT AT BALANCE CALCULATION
assert_equal(
self.nodes[2].getbalance(), bal
) #for now, assume the funds of a 2of3 multisig tx are not marked as spendable
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
bal = self.nodes[0].getbalance()
inputs = [{
"txid": txId,
"vout": vout['n'],
"scriptPubKey": vout['scriptPubKey']['hex'],
"amount": vout['value']
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned = self.nodes[1].signrawtransactionwithwallet(
rawTx, inputs)
assert_equal(rawTxPartialSigned['complete'],
False) #node1 only has one key, can't comp. sign the tx
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx, inputs)
assert_equal(
rawTxSigned['complete'],
True) #node2 can sign the tx compl., own two of three keys
self.nodes[2].sendrawtransaction(rawTxSigned['hex'])
rawTx = self.nodes[0].decoderawtransaction(rawTxSigned['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) #block reward + tx
# 2of2 test for combining transactions
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
self.nodes[1].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObj = self.nodes[2].addmultisigaddress(
2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObjValid = self.nodes[2].getaddressinfo(mSigObj)
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx2 = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(
self.nodes[2].getbalance(), bal
) # the funds of a 2of2 multisig tx should not be marked as spendable
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
bal = self.nodes[0].getbalance()
inputs = [{
"txid": txId,
"vout": vout['n'],
"scriptPubKey": vout['scriptPubKey']['hex'],
"redeemScript": mSigObjValid['hex'],
"amount": vout['value']
}]
outputs = {self.nodes[0].getnewaddress(): 2.19}
rawTx2 = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned1 = self.nodes[1].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned1)
assert_equal(rawTxPartialSigned1['complete'],
False) #node1 only has one key, can't comp. sign the tx
rawTxPartialSigned2 = self.nodes[2].signrawtransactionwithwallet(
rawTx2, inputs)
self.log.debug(rawTxPartialSigned2)
assert_equal(rawTxPartialSigned2['complete'],
False) #node2 only has one key, can't comp. sign the tx
rawTxComb = self.nodes[2].combinerawtransaction(
[rawTxPartialSigned1['hex'], rawTxPartialSigned2['hex']])
self.log.debug(rawTxComb)
self.nodes[2].sendrawtransaction(rawTxComb)
rawTx2 = self.nodes[0].decoderawtransaction(rawTxComb)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal + Decimal('50.00000000') +
Decimal('2.19000000')) #block reward + tx
# decoderawtransaction tests
# witness transaction
encrawtx = "010000000001010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f50500000000000000000000"
decrawtx = self.nodes[0].decoderawtransaction(
encrawtx, True) # decode as witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
assert_raises_rpc_error(
-22, 'TX decode failed', self.nodes[0].decoderawtransaction,
encrawtx, False) # force decode as non-witness transaction
# non-witness transaction
encrawtx = "01000000010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f505000000000000000000"
decrawtx = self.nodes[0].decoderawtransaction(
encrawtx, False) # decode as non-witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
# getrawtransaction tests
# 1. valid parameters - only supply txid
txHash = rawTx["hash"]
assert_equal(self.nodes[0].getrawtransaction(txHash),
rawTxSigned['hex'])
# 2. valid parameters - supply txid and 0 for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, 0),
rawTxSigned['hex'])
# 3. valid parameters - supply txid and False for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, False),
rawTxSigned['hex'])
# 4. valid parameters - supply txid and 1 for verbose.
# We only check the "hex" field of the output so we don't need to update this test every time the output format changes.
assert_equal(self.nodes[0].getrawtransaction(txHash, 1)["hex"],
rawTxSigned['hex'])
# 5. valid parameters - supply txid and True for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, True)["hex"],
rawTxSigned['hex'])
# 6. invalid parameters - supply txid and string "Flase"
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash,
"Flase")
# 7. invalid parameters - supply txid and empty array
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash, [])
# 8. invalid parameters - supply txid and empty dict
assert_raises_rpc_error(-1, "not a boolean",
self.nodes[0].getrawtransaction, txHash, {})
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 1000
}]
outputs = {self.nodes[0].getnewaddress(): 1}
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 1000)
# 9. invalid parameters - sequence number out of range
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': -1
}]
outputs = {self.nodes[0].getnewaddress(): 1}
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
# 10. invalid parameters - sequence number out of range
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 4294967296
}]
outputs = {self.nodes[0].getnewaddress(): 1}
assert_raises_rpc_error(
-8, 'Invalid parameter, sequence number is out of range',
self.nodes[0].createrawtransaction, inputs, outputs)
inputs = [{
'txid':
"1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000",
'vout': 1,
'sequence': 4294967294
}]
outputs = {self.nodes[0].getnewaddress(): 1}
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 4294967294)
####################################
# TRANSACTION VERSION NUMBER TESTS #
####################################
# Test the minimum transaction version number that fits in a signed 32-bit integer.
tx = CTransaction()
tx.nVersion = -0x80000000
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], -0x80000000)
# Test the maximum transaction version number that fits in a signed 32-bit integer.
tx = CTransaction()
tx.nVersion = 0x7fffffff
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], 0x7fffffff)
def test_sequence_lock_confirmed_inputs(self):
# Create lots of confirmed utxos, and use them to generate lots of random
# transactions.
max_outputs = 50
addresses = []
while len(addresses) < max_outputs:
addresses.append(self.nodes[0].getnewaddress())
while len(self.nodes[0].listunspent()) < 200:
import random
random.shuffle(addresses)
num_outputs = random.randint(1, max_outputs)
outputs = {}
for i in range(num_outputs):
outputs[addresses[i]] = random.randint(1, 20) * 0.01
self.nodes[0].sendmany("", outputs)
self.generate(self.nodes[0], 1)
utxos = self.nodes[0].listunspent()
# Try creating a lot of random transactions.
# Each time, choose a random number of inputs, and randomly set
# some of those inputs to be sequence locked (and randomly choose
# between height/time locking). Small random chance of making the locks
# all pass.
for _ in range(400):
# Randomly choose up to 10 inputs
num_inputs = random.randint(1, 10)
random.shuffle(utxos)
# Track whether any sequence locks used should fail
should_pass = True
# Track whether this transaction was built with sequence locks
using_sequence_locks = False
tx = CTransaction()
tx.nVersion = 2
value = 0
for j in range(num_inputs):
sequence_value = 0xfffffffe # this disables sequence locks
# 50% chance we enable sequence locks
if random.randint(0, 1):
using_sequence_locks = True
# 10% of the time, make the input sequence value pass
input_will_pass = (random.randint(1, 10) == 1)
sequence_value = utxos[j]["confirmations"]
if not input_will_pass:
sequence_value += 1
should_pass = False
# Figure out what the median-time-past was for the confirmed input
# Note that if an input has N confirmations, we're going back N blocks
# from the tip so that we're looking up MTP of the block
# PRIOR to the one the input appears in, as per the BIP68 spec.
orig_time = self.get_median_time_past(
utxos[j]["confirmations"])
cur_time = self.get_median_time_past(0) # MTP of the tip
# can only timelock this input if it's not too old -- otherwise use height
can_time_lock = True
if ((cur_time - orig_time) >> SEQUENCE_LOCKTIME_GRANULARITY
) >= SEQUENCE_LOCKTIME_MASK:
can_time_lock = False
# if time-lockable, then 50% chance we make this a time lock
if random.randint(0, 1) and can_time_lock:
# Find first time-lock value that fails, or latest one that succeeds
time_delta = sequence_value << SEQUENCE_LOCKTIME_GRANULARITY
if input_will_pass and time_delta > cur_time - orig_time:
sequence_value = ((cur_time - orig_time) >>
SEQUENCE_LOCKTIME_GRANULARITY)
elif (not input_will_pass
and time_delta <= cur_time - orig_time):
sequence_value = (
(cur_time - orig_time) >>
SEQUENCE_LOCKTIME_GRANULARITY) + 1
sequence_value |= SEQUENCE_LOCKTIME_TYPE_FLAG
tx.vin.append(
CTxIn(COutPoint(int(utxos[j]["txid"], 16),
utxos[j]["vout"]),
nSequence=sequence_value))
value += utxos[j]["amount"] * COIN
# Overestimate the size of the tx - signatures should be less than 120 bytes, and leave 50 for the output
tx_size = len(tx.serialize().hex()) // 2 + 120 * num_inputs + 50
tx.vout.append(
CTxOut(int(value - self.relayfee * tx_size * COIN / 1000),
DUMMY_P2WPKH_SCRIPT))
rawtx = self.nodes[0].signrawtransactionwithwallet(
tx.serialize().hex())["hex"]
if (using_sequence_locks and not should_pass):
# This transaction should be rejected
assert_raises_rpc_error(-26, NOT_FINAL_ERROR,
self.nodes[0].sendrawtransaction,
rawtx)
else:
# This raw transaction should be accepted
self.nodes[0].sendrawtransaction(rawtx)
utxos = self.nodes[0].listunspent()
def decoderawtransaction_asm_sighashtype(self):
"""Test decoding scripts via RPC command "decoderawtransaction".
This test is in with the "decodescript" tests because they are testing the same "asm" script decodes.
"""
# this test case uses a random plain vanilla mainnet transaction with a single P2PKH input and output
tx = '0100000001696a20784a2c70143f634e95227dbdfdf0ecd51647052e70854512235f5986ca010000008a47304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb014104d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536ffffffff0100e1f505000000001976a914eb6c6e0cdb2d256a32d97b8df1fc75d1920d9bca88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb[ALL] 04d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536', rpc_result['vin'][0]['scriptSig']['asm'])
# this test case uses a mainnet transaction that has a P2SH input and both P2PKH and P2SH outputs.
# it's from James D'Angelo's awesome introductory videos about multisig: https://www.youtube.com/watch?v=zIbUSaZBJgU and https://www.youtube.com/watch?v=OSA1pwlaypc
# verify that we have not altered scriptPubKey decoding.
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('8e3730608c3b0bb5df54f09076e196bc292a8e39a78e73b44b6ba08c78f5cbb0', rpc_result['txid'])
assert_equal('0 3045022100ae3b4e589dfc9d48cb82d41008dc5fa6a86f94d5c54f9935531924602730ab8002202f88cf464414c4ed9fa11b773c5ee944f66e9b05cc1e51d97abc22ce098937ea[ALL] 3045022100b44883be035600e9328a01b66c7d8439b74db64187e76b99a68f7893b701d5380220225bf286493e4c4adcf928c40f785422572eb232f84a0b83b0dea823c3a19c75[ALL] 5221020743d44be989540d27b1b4bbbcfd17721c337cb6bc9af20eb8a32520b393532f2102c0120a1dda9e51a938d39ddd9fe0ebc45ea97e1d27a7cbd671d5431416d3dd87210213820eb3d5f509d7438c9eeecb4157b2f595105e7cd564b3cdbb9ead3da41eed53ae', rpc_result['vin'][0]['scriptSig']['asm'])
assert_equal('OP_DUP OP_HASH160 dc863734a218bfe83ef770ee9d41a27f824a6e56 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 2a5edea39971049a540474c6a99edf0aa4074c58 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
txSave = CTransaction()
txSave.deserialize(BytesIO(hex_str_to_bytes(tx)))
# make sure that a specifically crafted op_return value will not pass all the IsDERSignature checks and then get decoded as a sighash type
tx = '01000000015ded05872fdbda629c7d3d02b194763ce3b9b1535ea884e3c8e765d42e316724020000006b48304502204c10d4064885c42638cbff3585915b322de33762598321145ba033fc796971e2022100bb153ad3baa8b757e30a2175bd32852d2e1cb9080f84d7e32fcdfd667934ef1b012103163c0ff73511ea1743fb5b98384a2ff09dd06949488028fd819f4d83f56264efffffffff0200000000000000000b6a0930060201000201000180380100000000001976a9141cabd296e753837c086da7a45a6c2fe0d49d7b7b88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_RETURN 300602010002010001', rpc_result['vout'][0]['scriptPubKey']['asm'])
# verify that we have not altered scriptPubKey processing even of a specially crafted P2PKH pubkeyhash and P2SH redeem script hash that is made to pass the der signature checks
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_DUP OP_HASH160 3011020701010101010101020601010101010101 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 3011020701010101010101020601010101010101 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
# some more full transaction tests of varying specific scriptSigs. used instead of
# tests in decodescript_script_sig because the decodescript RPC is specifically
# for working on scriptPubKeys (argh!).
push_signature = bytes_to_hex_str(txSave.vin[0].scriptSig)[2:(0x48*2+4)]
signature = push_signature[2:]
der_signature = signature[:-2]
signature_sighash_decoded = der_signature + '[ALL]'
signature_2 = der_signature + '82'
push_signature_2 = '48' + signature_2
signature_2_sighash_decoded = der_signature + '[NONE|ANYONECANPAY]'
# 1) P2PK scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature)
rpc_result = self.nodes[0].decoderawtransaction(bytes_to_hex_str(txSave.serialize()))
assert_equal(signature_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# make sure that the sighash decodes come out correctly for a more complex / lesser used case.
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(bytes_to_hex_str(txSave.serialize()))
assert_equal(signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 2) multisig scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes('00' + push_signature + push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(bytes_to_hex_str(txSave.serialize()))
assert_equal('0 ' + signature_sighash_decoded + ' ' + signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 3) test a scriptSig that contains more than push operations.
# in fact, it contains an OP_RETURN with data specially crafted to cause improper decode if the code does not catch it.
txSave.vin[0].scriptSig = hex_str_to_bytes('6a143011020701010101010101020601010101010101')
rpc_result = self.nodes[0].decoderawtransaction(bytes_to_hex_str(txSave.serialize()))
assert_equal('OP_RETURN 3011020701010101010101020601010101010101', rpc_result['vin'][0]['scriptSig']['asm'])
def test_sequence_lock_unconfirmed_inputs(self):
# Store height so we can easily reset the chain at the end of the test
cur_height = self.nodes[0].getblockcount()
# Create a mempool tx.
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 2)
tx1 = tx_from_hex(self.nodes[0].getrawtransaction(txid))
tx1.rehash()
# Anyone-can-spend mempool tx.
# Sequence lock of 0 should pass.
tx2 = CTransaction()
tx2.nVersion = 2
tx2.vin = [CTxIn(COutPoint(tx1.sha256, 0), nSequence=0)]
tx2.vout = [
CTxOut(int(tx1.vout[0].nValue - self.relayfee * COIN),
DUMMY_P2WPKH_SCRIPT)
]
tx2_raw = self.nodes[0].signrawtransactionwithwallet(
tx2.serialize().hex())["hex"]
tx2 = tx_from_hex(tx2_raw)
tx2.rehash()
self.nodes[0].sendrawtransaction(tx2_raw)
# Create a spend of the 0th output of orig_tx with a sequence lock
# of 1, and test what happens when submitting.
# orig_tx.vout[0] must be an anyone-can-spend output
def test_nonzero_locks(orig_tx, node, relayfee, use_height_lock):
sequence_value = 1
if not use_height_lock:
sequence_value |= SEQUENCE_LOCKTIME_TYPE_FLAG
tx = CTransaction()
tx.nVersion = 2
tx.vin = [
CTxIn(COutPoint(orig_tx.sha256, 0), nSequence=sequence_value)
]
tx.vout = [
CTxOut(int(orig_tx.vout[0].nValue - relayfee * COIN),
DUMMY_P2WPKH_SCRIPT)
]
tx.rehash()
if (orig_tx.hash in node.getrawmempool()):
# sendrawtransaction should fail if the tx is in the mempool
assert_raises_rpc_error(-26, NOT_FINAL_ERROR,
node.sendrawtransaction,
tx.serialize().hex())
else:
# sendrawtransaction should succeed if the tx is not in the mempool
node.sendrawtransaction(tx.serialize().hex())
return tx
test_nonzero_locks(tx2,
self.nodes[0],
self.relayfee,
use_height_lock=True)
test_nonzero_locks(tx2,
self.nodes[0],
self.relayfee,
use_height_lock=False)
# Now mine some blocks, but make sure tx2 doesn't get mined.
# Use prioritisetransaction to lower the effective feerate to 0
self.nodes[0].prioritisetransaction(txid=tx2.hash,
fee_delta=int(-self.relayfee *
COIN))
cur_time = int(time.time())
for _ in range(10):
self.nodes[0].setmocktime(cur_time + 600)
self.generate(self.nodes[0], 1, sync_fun=self.no_op)
cur_time += 600
assert tx2.hash in self.nodes[0].getrawmempool()
test_nonzero_locks(tx2,
self.nodes[0],
self.relayfee,
use_height_lock=True)
test_nonzero_locks(tx2,
self.nodes[0],
self.relayfee,
use_height_lock=False)
# Mine tx2, and then try again
self.nodes[0].prioritisetransaction(txid=tx2.hash,
fee_delta=int(self.relayfee *
COIN))
# Advance the time on the node so that we can test timelocks
self.nodes[0].setmocktime(cur_time + 600)
# Save block template now to use for the reorg later
tmpl = self.nodes[0].getblocktemplate(NORMAL_GBT_REQUEST_PARAMS)
self.generate(self.nodes[0], 1)
assert tx2.hash not in self.nodes[0].getrawmempool()
# Now that tx2 is not in the mempool, a sequence locked spend should
# succeed
tx3 = test_nonzero_locks(tx2,
self.nodes[0],
self.relayfee,
use_height_lock=False)
assert tx3.hash in self.nodes[0].getrawmempool()
self.generate(self.nodes[0], 1)
assert tx3.hash not in self.nodes[0].getrawmempool()
# One more test, this time using height locks
tx4 = test_nonzero_locks(tx3,
self.nodes[0],
self.relayfee,
use_height_lock=True)
assert tx4.hash in self.nodes[0].getrawmempool()
# Now try combining confirmed and unconfirmed inputs
tx5 = test_nonzero_locks(tx4,
self.nodes[0],
self.relayfee,
use_height_lock=True)
assert tx5.hash not in self.nodes[0].getrawmempool()
utxos = self.nodes[0].listunspent()
tx5.vin.append(
CTxIn(COutPoint(int(utxos[0]["txid"], 16), utxos[0]["vout"]),
nSequence=1))
tx5.vout[0].nValue += int(utxos[0]["amount"] * COIN)
raw_tx5 = self.nodes[0].signrawtransactionwithwallet(
tx5.serialize().hex())["hex"]
assert_raises_rpc_error(-26, NOT_FINAL_ERROR,
self.nodes[0].sendrawtransaction, raw_tx5)
# Test mempool-BIP68 consistency after reorg
#
# State of the transactions in the last blocks:
# ... -> [ tx2 ] -> [ tx3 ]
# tip-1 tip
# And currently tx4 is in the mempool.
#
# If we invalidate the tip, tx3 should get added to the mempool, causing
# tx4 to be removed (fails sequence-lock).
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
assert tx4.hash not in self.nodes[0].getrawmempool()
assert tx3.hash in self.nodes[0].getrawmempool()
# Now mine 2 empty blocks to reorg out the current tip (labeled tip-1 in
# diagram above).
# This would cause tx2 to be added back to the mempool, which in turn causes
# tx3 to be removed.
for i in range(2):
block = create_block(tmpl=tmpl, ntime=cur_time)
block.solve()
tip = block.sha256
assert_equal(None if i == 1 else 'inconclusive',
self.nodes[0].submitblock(block.serialize().hex()))
tmpl = self.nodes[0].getblocktemplate(NORMAL_GBT_REQUEST_PARAMS)
tmpl['previousblockhash'] = '%x' % tip
tmpl['transactions'] = []
cur_time += 1
mempool = self.nodes[0].getrawmempool()
assert tx3.hash not in mempool
assert tx2.hash in mempool
# Reset the chain and get rid of the mocktimed-blocks
self.nodes[0].setmocktime(0)
self.nodes[0].invalidateblock(self.nodes[0].getblockhash(cur_height +
1))
self.generate(self.nodes[0], 10, sync_fun=self.no_op)
def test_namescript_p2sh (self):
"""
Tests how name prefixes interact with P2SH outputs and redeem scripts.
"""
self.log.info ("Testing name prefix and P2SH interactions...")
# This test only needs a single node and no syncing.
node = self.nodes[0]
name = "d/p2sh"
value = "value"
new = node.name_new (name)
node.generate (12)
self.firstupdateName (0, name, new, value)
node.generate (1)
baseHeight = node.getblockcount ()
self.checkNameWithHeight (0, name, value, baseHeight)
# Prepare some scripts and P2SH addresses we use later. We build the
# name script prefix for an update to our testname, so that we can build
# P2SH redeem scripts with (or without) it.
nameBytes = codecs.encode (name, 'ascii')
valueBytes = codecs.encode (value, 'ascii')
updOps = [OP_NAME_UPDATE, nameBytes, valueBytes, OP_2DROP, OP_DROP]
anyoneOps = [OP_TRUE]
updScript = CScript (updOps)
anyoneScript = CScript (anyoneOps)
updAndAnyoneScript = CScript (updOps + anyoneOps)
anyoneAddr = self.getP2SH (0, anyoneScript)
updAndAnyoneAddr = self.getP2SH (0, updAndAnyoneScript)
# Send the name to the anyone-can-spend name-update script directly.
# This is expected to update the name (verifies the update script is good).
tx = CTransaction ()
tx.nVersion = NAMECOIN_TX_VERSION
data = node.name_show (name)
tx.vin.append (CTxIn (COutPoint (int (data['txid'], 16), data['vout'])))
tx.vout.append (CTxOut (COIN // 100, updAndAnyoneScript))
txHex = tx.serialize ().hex ()
txHex = node.fundrawtransaction (txHex)['hex']
signed = node.signrawtransactionwithwallet (txHex)
assert signed['complete']
node.sendrawtransaction (signed['hex'])
node.generate (1)
self.checkNameWithHeight (0, name, value, baseHeight + 1)
# Send the name to the anyone-can-spend P2SH address. This should just
# work fine and update the name.
self.updateAnyoneCanSpendName (0, name, "value2", anyoneAddr, [])
node.generate (1)
self.checkNameWithHeight (0, name, "value2", baseHeight + 2)
# Send a coin to the P2SH address with name prefix. This should just
# work fine but not update the name. We should be able to spend the coin
# again from that address.
txid = node.sendtoaddress (updAndAnyoneAddr, 2)
tx = node.getrawtransaction (txid)
ind = self.rawtxOutputIndex (0, tx, updAndAnyoneAddr)
node.generate (1)
ins = [{"txid": txid, "vout": ind}]
addr = node.getnewaddress ()
out = {addr: 1}
tx = node.createrawtransaction (ins, out)
tx = self.setScriptSigOps (tx, 0, [updAndAnyoneScript])
node.sendrawtransaction (tx, 0)
node.generate (1)
self.checkNameWithHeight (0, name, "value2", baseHeight + 2)
found = False
for u in node.listunspent ():
if u['address'] == addr and u['amount'] == 1:
found = True
break
if not found:
raise AssertionError ("Coin not sent to expected address")
# Send the name to the P2SH address with name prefix and then spend it
# again. Spending should work fine, and the name should just be updated
# ordinarily; the name prefix of the redeem script should have no effect.
self.updateAnyoneCanSpendName (0, name, "value3", updAndAnyoneAddr,
[anyoneScript])
node.generate (1)
self.checkNameWithHeight (0, name, "value3", baseHeight + 5)
self.updateAnyoneCanSpendName (0, name, "value4", anyoneAddr,
[updAndAnyoneScript])
node.generate (1)
self.checkNameWithHeight (0, name, "value4", baseHeight + 6)
def test_namescript_p2sh(self):
"""
Tests how name prefixes interact with P2SH outputs and redeem scripts.
"""
self.log.info("Testing name prefix and P2SH interactions...")
# This test only needs a single node and no syncing.
node = self.nodes[0]
name = "d/p2sh"
value = val("value")
node.name_register(name, value)
node.generate(1)
baseHeight = node.getblockcount()
self.checkNameWithHeight(0, name, value, baseHeight)
# Prepare some scripts and P2SH addresses we use later. We build the
# name script prefix for an update to our testname, so that we can build
# P2SH redeem scripts with (or without) it.
nameBytes = codecs.encode(name, 'ascii')
valueBytes = codecs.encode(value, 'ascii')
updOps = [OP_NAME_UPDATE, nameBytes, valueBytes, OP_2DROP, OP_DROP]
anyoneOps = [OP_TRUE]
updScript = CScript(updOps)
anyoneScript = CScript(anyoneOps)
updAndAnyoneScript = CScript(updOps + anyoneOps)
anyoneAddr = self.getP2SH(0, anyoneScript)
updAndAnyoneAddr = self.getP2SH(0, updAndAnyoneScript)
# Send the name to the anyone-can-spend name-update script directly.
# This is expected to update the name (verifies the update script is good).
tx = CTransaction()
data = node.name_show(name)
tx.vin.append(CTxIn(COutPoint(int(data['txid'], 16), data['vout'])))
tx.vout.append(CTxOut(COIN // 100, updAndAnyoneScript))
txHex = tx.serialize().hex()
txHex = node.fundrawtransaction(txHex)['hex']
signed = node.signrawtransactionwithwallet(txHex)
assert signed['complete']
node.sendrawtransaction(signed['hex'])
node.generate(1)
self.checkNameWithHeight(0, name, value, baseHeight + 1)
# Send the name to the anyone-can-spend P2SH address. This should just
# work fine and update the name.
self.updateAnyoneCanSpendName(0, name, val("value2"), anyoneAddr, [])
node.generate(1)
self.checkNameWithHeight(0, name, val("value2"), baseHeight + 2)
# Send a coin to the P2SH address with name prefix. This should just
# work fine but not update the name. We should be able to spend the coin
# again from that address.
txid = node.sendtoaddress(updAndAnyoneAddr, 2)
tx = node.getrawtransaction(txid)
ind = self.rawtxOutputIndex(0, tx, updAndAnyoneAddr)
node.generate(1)
ins = [{"txid": txid, "vout": ind}]
addr = node.getnewaddress()
out = {addr: 1}
tx = node.createrawtransaction(ins, out)
tx = self.setScriptSigOps(tx, 0, [updAndAnyoneScript])
node.sendrawtransaction(tx, 0)
node.generate(1)
self.checkNameWithHeight(0, name, val("value2"), baseHeight + 2)
found = False
for u in node.listunspent():
if u['address'] == addr and u['amount'] == 1:
found = True
break
if not found:
raise AssertionError("Coin not sent to expected address")
# Send the name to the P2SH address with name prefix and then spend it
# again. Spending should work fine, and the name should just be updated
# ordinarily; the name prefix of the redeem script should have no effect.
self.updateAnyoneCanSpendName(0, name, val("value3"), updAndAnyoneAddr,
[anyoneScript])
node.generate(1)
self.checkNameWithHeight(0, name, val("value3"), baseHeight + 5)
self.updateAnyoneCanSpendName(0, name, val("value4"), anyoneAddr,
[updAndAnyoneScript])
node.generate(1)
self.checkNameWithHeight(0, name, val("value4"), baseHeight + 6)
def decoderawtransaction_asm_sighashtype(self):
"""Test decoding scripts via RPC command "decoderawtransaction".
This test is in with the "decodescript" tests because they are testing the same "asm" script decodes.
"""
# this test case uses a random plain vanilla mainnet transaction with a single P2PKH input and output
tx = '0100000001696a20784a2c70143f634e95227dbdfdf0ecd51647052e70854512235f5986ca010000008a47304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb014104d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536ffffffff0100e1f505000000001976a914eb6c6e0cdb2d256a32d97b8df1fc75d1920d9bca88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('304402207174775824bec6c2700023309a168231ec80b82c6069282f5133e6f11cbb04460220570edc55c7c5da2ca687ebd0372d3546ebc3f810516a002350cac72dfe192dfb[ALL] 04d3f898e6487787910a690410b7a917ef198905c27fb9d3b0a42da12aceae0544fc7088d239d9a48f2828a15a09e84043001f27cc80d162cb95404e1210161536', rpc_result['vin'][0]['scriptSig']['asm'])
# this test case uses a mainnet transaction that has a P2SH input and both P2PKH and P2SH outputs.
# it's from James D'Angelo's awesome introductory videos about multisig: https://www.youtube.com/watch?v=zIbUSaZBJgU and https://www.youtube.com/watch?v=OSA1pwlaypc
# verify that we have not altered scriptPubKey decoding.
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('8e3730608c3b0bb5df54f09076e196bc292a8e39a78e73b44b6ba08c78f5cbb0', rpc_result['txid'])
assert_equal('0 3045022100ae3b4e589dfc9d48cb82d41008dc5fa6a86f94d5c54f9935531924602730ab8002202f88cf464414c4ed9fa11b773c5ee944f66e9b05cc1e51d97abc22ce098937ea[ALL] 3045022100b44883be035600e9328a01b66c7d8439b74db64187e76b99a68f7893b701d5380220225bf286493e4c4adcf928c40f785422572eb232f84a0b83b0dea823c3a19c75[ALL] 5221020743d44be989540d27b1b4bbbcfd17721c337cb6bc9af20eb8a32520b393532f2102c0120a1dda9e51a938d39ddd9fe0ebc45ea97e1d27a7cbd671d5431416d3dd87210213820eb3d5f509d7438c9eeecb4157b2f595105e7cd564b3cdbb9ead3da41eed53ae', rpc_result['vin'][0]['scriptSig']['asm'])
assert_equal('OP_DUP OP_HASH160 dc863734a218bfe83ef770ee9d41a27f824a6e56 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 2a5edea39971049a540474c6a99edf0aa4074c58 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
txSave = CTransaction()
txSave.deserialize(BytesIO(hex_str_to_bytes(tx)))
# make sure that a specifically crafted op_return value will not pass all the IsDERSignature checks and then get decoded as a sighash type
tx = '01000000015ded05872fdbda629c7d3d02b194763ce3b9b1535ea884e3c8e765d42e316724020000006b48304502204c10d4064885c42638cbff3585915b322de33762598321145ba033fc796971e2022100bb153ad3baa8b757e30a2175bd32852d2e1cb9080f84d7e32fcdfd667934ef1b012103163c0ff73511ea1743fb5b98384a2ff09dd06949488028fd819f4d83f56264efffffffff0200000000000000000b6a0930060201000201000180380100000000001976a9141cabd296e753837c086da7a45a6c2fe0d49d7b7b88ac00000000'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_RETURN 300602010002010001', rpc_result['vout'][0]['scriptPubKey']['asm'])
# verify that we have not altered scriptPubKey processing even of a specially crafted P2PKH pubkeyhash and P2SH redeem script hash that is made to pass the der signature checks
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_DUP OP_HASH160 3011020701010101010101020601010101010101 OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][0]['scriptPubKey']['asm'])
assert_equal('OP_HASH160 3011020701010101010101020601010101010101 OP_EQUAL', rpc_result['vout'][1]['scriptPubKey']['asm'])
# verify that names shorter than 5 bytes aren't interpreted into asm as integers (issue #140)
tx = '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'
rpc_result = self.nodes[0].decoderawtransaction(tx)
assert_equal('OP_NAME_UPDATE 662f6a 4269746d65737361676520616464726573733a20424d2d3263554755687335436a6973526975514756574447334a514a47717a596771313435 OP_2DROP OP_DROP OP_DUP OP_HASH160 7368feca713f2a9d7780343b74007e26a4fcfcea OP_EQUALVERIFY OP_CHECKSIG', rpc_result['vout'][1]['scriptPubKey']['asm'])
# some more full transaction tests of varying specific scriptSigs. used instead of
# tests in decodescript_script_sig because the decodescript RPC is specifically
# for working on scriptPubKeys (argh!).
push_signature = txSave.vin[0].scriptSig.hex()[2:(0x48*2+4)]
signature = push_signature[2:]
der_signature = signature[:-2]
signature_sighash_decoded = der_signature + '[ALL]'
signature_2 = der_signature + '82'
push_signature_2 = '48' + signature_2
signature_2_sighash_decoded = der_signature + '[NONE|ANYONECANPAY]'
# 1) P2PK scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal(signature_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# make sure that the sighash decodes come out correctly for a more complex / lesser used case.
txSave.vin[0].scriptSig = hex_str_to_bytes(push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal(signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 2) multisig scriptSig
txSave.vin[0].scriptSig = hex_str_to_bytes('00' + push_signature + push_signature_2)
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal('0 ' + signature_sighash_decoded + ' ' + signature_2_sighash_decoded, rpc_result['vin'][0]['scriptSig']['asm'])
# 3) test a scriptSig that contains more than push operations.
# in fact, it contains an OP_RETURN with data specially crafted to cause improper decode if the code does not catch it.
txSave.vin[0].scriptSig = hex_str_to_bytes('6a143011020701010101010101020601010101010101')
rpc_result = self.nodes[0].decoderawtransaction(txSave.serialize().hex())
assert_equal('OP_RETURN 3011020701010101010101020601010101010101', rpc_result['vin'][0]['scriptSig']['asm'])
def test_doublespend_tree(self):
"""Doublespend of a big tree of transactions"""
initial_nValue = 50 * COIN
tx0_outpoint = make_utxo(self.nodes[0], initial_nValue)
def branch(prevout, initial_value, max_txs, tree_width=5, fee=0.0001 * COIN, _total_txs=None):
if _total_txs is None:
_total_txs = [0]
if _total_txs[0] >= max_txs:
return
txout_value = (initial_value - fee) // tree_width
if txout_value < fee:
return
vout = [CTxOut(txout_value, CScript([i+1]))
for i in range(tree_width)]
tx = CTransaction()
tx.vin = [CTxIn(prevout, nSequence=0)]
tx.vout = vout
tx_hex = tx.serialize().hex()
assert len(tx.serialize()) < 100000
txid = self.nodes[0].sendrawtransaction(tx_hex, 0)
yield tx
_total_txs[0] += 1
txid = int(txid, 16)
for i, txout in enumerate(tx.vout):
for x in branch(COutPoint(txid, i), txout_value,
max_txs,
tree_width=tree_width, fee=fee,
_total_txs=_total_txs):
yield x
fee = int(0.0001 * COIN)
n = MAX_REPLACEMENT_LIMIT
tree_txs = list(branch(tx0_outpoint, initial_nValue, n, fee=fee))
assert_equal(len(tree_txs), n)
# Attempt double-spend, will fail because too little fee paid
dbl_tx = CTransaction()
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(initial_nValue - fee * n, DUMMY_P2WPKH_SCRIPT)]
dbl_tx_hex = dbl_tx.serialize().hex()
# This will raise an exception due to insufficient fee
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, DUMMY_P2WPKH_SCRIPT)]
dbl_tx_hex = dbl_tx.serialize().hex()
self.nodes[0].sendrawtransaction(dbl_tx_hex, 0)
mempool = self.nodes[0].getrawmempool()
for tx in tree_txs:
tx.rehash()
assert tx.hash not in mempool
# Try again, but with more total transactions than the "max txs
# double-spent at once" anti-DoS limit.
for n in (MAX_REPLACEMENT_LIMIT + 1, MAX_REPLACEMENT_LIMIT * 2):
fee = int(0.0001 * COIN)
tx0_outpoint = make_utxo(self.nodes[0], initial_nValue)
tree_txs = list(branch(tx0_outpoint, initial_nValue, n, fee=fee))
assert_equal(len(tree_txs), n)
dbl_tx = CTransaction()
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(initial_nValue - 2 * fee * n, DUMMY_P2WPKH_SCRIPT)]
dbl_tx_hex = dbl_tx.serialize().hex()
# This will raise an exception
assert_raises_rpc_error(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, dbl_tx_hex, 0)
for tx in tree_txs:
tx.rehash()
self.nodes[0].getrawtransaction(tx.hash)
def run_test(self):
if self.options.segwit:
output_type = "p2sh-segwit"
else:
output_type = "legacy"
# All nodes should start with 1,250 BTC:
starting_balance = 1250
for i in range(4):
assert_equal(self.nodes[i].getbalance()['bitcoin'], starting_balance)
self.nodes[i].getnewaddress() # bug workaround, coins generated assigned to first getnewaddress!
self.nodes[0].settxfee(.001)
node0_address1 = self.nodes[0].getnewaddress(address_type=output_type)
node0_txid1 = self.nodes[0].sendtoaddress(node0_address1, 1219)
node0_tx1 = self.nodes[0].gettransaction(node0_txid1)
node0_address2 = self.nodes[0].getnewaddress(address_type=output_type)
node0_txid2 = self.nodes[0].sendtoaddress(node0_address2, 29)
node0_tx2 = self.nodes[0].gettransaction(node0_txid2)
assert_equal(self.nodes[0].getbalance()['bitcoin'],
starting_balance + node0_tx1["fee"]['bitcoin'] + node0_tx2["fee"]['bitcoin'])
# Coins are sent to node1_address
node1_address = self.nodes[1].getnewaddress()
# Send tx1, and another transaction tx2 that won't be cloned
txid1 = self.nodes[0].sendtoaddress(node1_address, 40)
txid2 = self.nodes[0].sendtoaddress(node1_address, 20)
# Construct a clone of tx1, to be malleated
rawtx1 = self.nodes[0].getrawtransaction(txid1, 1)
clone_inputs = [{"txid": rawtx1["vin"][0]["txid"], "vout": rawtx1["vin"][0]["vout"]}]
clone_outputs = {rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][0]["value"],
rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][1]["value"]}
assert_equal(rawtx1["vout"][2]["scriptPubKey"]["type"], "fee")
clone_outputs["fee"] = rawtx1["vout"][2]["value"]
clone_locktime = rawtx1["locktime"]
clone_raw = self.nodes[0].createrawtransaction(clone_inputs, clone_outputs, clone_locktime)
# createrawtransaction randomizes the order of its outputs, so swap them if necessary.
clone_tx = CTransaction()
clone_tx.deserialize(io.BytesIO(bytes.fromhex(clone_raw)))
if (rawtx1["vout"][0]["value"] == 40 and clone_tx.vout[0].nValue.getAmount() != 40*COIN or rawtx1["vout"][0]["value"] != 40 and clone_tx.vout[0].nValue.getAmount() == 40*COIN):
(clone_tx.vout[0], clone_tx.vout[1]) = (clone_tx.vout[1], clone_tx.vout[0])
# Use a different signature hash type to sign. This creates an equivalent but malleated clone.
# Don't send the clone anywhere yet
tx1_clone = self.nodes[0].signrawtransactionwithwallet(clone_tx.serialize().hex(), None, "ALL|ANYONECANPAY")
assert_equal(tx1_clone["complete"], True)
# Have node0 mine a block, if requested:
if (self.options.mine_block):
self.nodes[0].generate(1)
sync_blocks(self.nodes[0:2])
tx1 = self.nodes[0].gettransaction(txid1)
tx2 = self.nodes[0].gettransaction(txid2)
# Node0's balance should be starting balance, plus 50BTC for another
# matured block, minus tx1 and tx2 amounts, and minus transaction fees:
expected = starting_balance + node0_tx1["fee"]['bitcoin'] + node0_tx2["fee"]['bitcoin']
if self.options.mine_block:
expected += 50
expected += tx1["amount"]['bitcoin'] + tx1["fee"]['bitcoin']
expected += tx2["amount"]['bitcoin'] + tx2["fee"]['bitcoin']
assert_equal(self.nodes[0].getbalance()['bitcoin'], expected)
if self.options.mine_block:
assert_equal(tx1["confirmations"], 1)
assert_equal(tx2["confirmations"], 1)
else:
assert_equal(tx1["confirmations"], 0)
assert_equal(tx2["confirmations"], 0)
# Send clone and its parent to miner
self.nodes[2].sendrawtransaction(node0_tx1["hex"])
txid1_clone = self.nodes[2].sendrawtransaction(tx1_clone["hex"])
if self.options.segwit:
assert_equal(txid1, txid1_clone)
return
# ... mine a block...
self.nodes[2].generate(1)
# Reconnect the split network, and sync chain:
connect_nodes(self.nodes[1], 2)
self.nodes[2].sendrawtransaction(node0_tx2["hex"])
self.nodes[2].sendrawtransaction(tx2["hex"])
self.nodes[2].generate(1) # Mine another block to make sure we sync
sync_blocks(self.nodes)
# Re-fetch transaction info:
tx1 = self.nodes[0].gettransaction(txid1)
tx1_clone = self.nodes[0].gettransaction(txid1_clone)
tx2 = self.nodes[0].gettransaction(txid2)
# Verify expected confirmations
assert_equal(tx1["confirmations"], -2)
assert_equal(tx1_clone["confirmations"], 2)
assert_equal(tx2["confirmations"], 1)
# Check node0's total balance; should be same as before the clone, + 100 BTC for 2 matured,
# less possible orphaned matured subsidy
expected += 100
if (self.options.mine_block):
expected -= 50
assert_equal(self.nodes[0].getbalance()['bitcoin'], expected)
def test_opt_in(self):
"""Replacing should only work if orig tx opted in"""
tx0_outpoint = make_utxo(self.nodes[0], int(1.1 * COIN))
# Create a non-opting in transaction
tx1a = CTransaction()
tx1a.vin = [CTxIn(tx0_outpoint, nSequence=0xffffffff)]
tx1a.vout = [CTxOut(1 * COIN, DUMMY_P2WPKH_SCRIPT)]
tx1a_hex = tx1a.serialize().hex()
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)
# Shouldn't be able to double-spend
tx1b = CTransaction()
tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1b.vout = [CTxOut(int(0.9 * COIN), DUMMY_P2WPKH_SCRIPT)]
tx1b_hex = tx1b.serialize().hex()
# This will raise an exception
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))
# Create a different non-opting in transaction
tx2a = CTransaction()
tx2a.vin = [CTxIn(tx1_outpoint, nSequence=0xfffffffe)]
tx2a.vout = [CTxOut(1 * COIN, DUMMY_P2WPKH_SCRIPT)]
tx2a_hex = tx2a.serialize().hex()
tx2a_txid = self.nodes[0].sendrawtransaction(tx2a_hex, 0)
# Still shouldn't be able to double-spend
tx2b = CTransaction()
tx2b.vin = [CTxIn(tx1_outpoint, nSequence=0)]
tx2b.vout = [CTxOut(int(0.9 * COIN), DUMMY_P2WPKH_SCRIPT)]
tx2b_hex = tx2b.serialize().hex()
# This will raise an exception
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
# Transaction should be replaceable on either input
tx1a_txid = int(tx1a_txid, 16)
tx2a_txid = int(tx2a_txid, 16)
tx3a = CTransaction()
tx3a.vin = [CTxIn(COutPoint(tx1a_txid, 0), nSequence=0xffffffff),
CTxIn(COutPoint(tx2a_txid, 0), nSequence=0xfffffffd)]
tx3a.vout = [CTxOut(int(0.9 * COIN), CScript([b'c'])), CTxOut(int(0.9 * COIN), CScript([b'd']))]
tx3a_hex = tx3a.serialize().hex()
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)
tx3b = CTransaction()
tx3b.vin = [CTxIn(COutPoint(tx1a_txid, 0), nSequence=0)]
tx3b.vout = [CTxOut(int(0.5 * COIN), DUMMY_P2WPKH_SCRIPT)]
tx3b_hex = tx3b.serialize().hex()
tx3c = CTransaction()
tx3c.vin = [CTxIn(COutPoint(tx2a_txid, 0), nSequence=0)]
tx3c.vout = [CTxOut(int(0.5 * COIN), DUMMY_P2WPKH_SCRIPT)]
tx3c_hex = tx3c.serialize().hex()
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, 0)
def run_test(self):
print("Testing wallet secret recovery")
self.test_wallet_recovery()
print("Test blech32 python roundtrip")
# blech/bech are aliased, both are blech32
for addrtype in ["bech32", "blech32"]:
addr_to_rt = self.nodes[0].getnewaddress("", addrtype)
hrp = addr_to_rt[:2]
assert_equal(hrp, "el")
(witver, witprog) = decode(hrp, addr_to_rt)
assert_equal(encode(hrp, witver, witprog), addr_to_rt)
# Test that "blech32" gives a blinded segwit address.
blech32_addr = self.nodes[0].getnewaddress("", "blech32")
blech32_addr_info = self.nodes[0].getaddressinfo(blech32_addr)
assert_equal(blech32_addr_info["iswitness"], True)
assert_equal(blech32_addr_info["confidential"], blech32_addr)
print("General Confidential tests")
# Running balances
node0 = self.nodes[0].getbalance()["bitcoin"]
assert_equal(node0,
21000000) # just making sure initialfreecoins is working
node1 = 0
node2 = 0
self.nodes[0].generate(101)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(),
node0, "", "", True)
self.nodes[0].generate(101)
self.sync_all()
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, False, "bitcoin"),
node1)
assert_equal(self.nodes[2].getbalance("*", 1, False, False, "bitcoin"),
node2)
# Send 3 BTC from 0 to a new unconfidential address of 2 with
# the sendtoaddress call
address = self.nodes[2].getnewaddress()
unconfidential_address = self.nodes[2].validateaddress(
address)["unconfidential"]
value0 = 3
self.nodes[0].sendtoaddress(unconfidential_address, value0)
self.nodes[0].generate(101)
self.sync_all()
node0 = node0 - value0
node2 = node2 + value0
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, False, "bitcoin"),
node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Send 5 BTC from 0 to a new address of 2 with the sendtoaddress call
address2 = self.nodes[2].getnewaddress()
unconfidential_address2 = self.nodes[2].validateaddress(
address2)["unconfidential"]
value1 = 5
confidential_tx_id = self.nodes[0].sendtoaddress(address2, value1)
self.nodes[0].generate(101)
self.sync_all()
node0 = node0 - value1
node2 = node2 + value1
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, False, "bitcoin"),
node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Send 7 BTC from 0 to the unconfidential address of 2 and 11 BTC to the
# confidential address using the raw transaction interface
change_address = self.nodes[0].getnewaddress()
value2 = 7
value3 = 11
value23 = value2 + value3
unspent = self.nodes[0].listunspent(1, 9999999, [], True,
{"asset": "bitcoin"})
unspent = [i for i in unspent if i['amount'] > value23]
assert_equal(len(unspent), 1)
fee = Decimal('0.0001')
tx = self.nodes[0].createrawtransaction(
[{
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]
}], {
unconfidential_address: value2,
address2: value3,
change_address: unspent[0]["amount"] - value2 - value3 - fee,
"fee": fee
})
tx = self.nodes[0].blindrawtransaction(tx)
tx_signed = self.nodes[0].signrawtransactionwithwallet(tx)
raw_tx_id = self.nodes[0].sendrawtransaction(tx_signed['hex'])
self.nodes[0].generate(101)
self.sync_all()
node0 -= (value2 + value3)
node2 += value2 + value3
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, False, "bitcoin"),
node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Check 2's listreceivedbyaddress
received_by_address = self.nodes[2].listreceivedbyaddress(
0, False, False, "", "bitcoin")
validate_by_address = [(address2, value1 + value3),
(address, value0 + value2)]
assert_equal(
sorted([(ele['address'], ele['amount'])
for ele in received_by_address],
key=lambda t: t[0]),
sorted(validate_by_address, key=lambda t: t[0]))
received_by_address = self.nodes[2].listreceivedbyaddress(
0, False, False, "")
validate_by_address = [(address2, {
"bitcoin": value1 + value3
}), (address, {
"bitcoin": value0 + value2
})]
assert_equal(
sorted([(ele['address'], ele['amount'])
for ele in received_by_address],
key=lambda t: t[0]),
sorted(validate_by_address, key=lambda t: t[0]))
# Give an auditor (node 1) a blinding key to allow her to look at
# transaction values
self.nodes[1].importaddress(address2)
received_by_address = self.nodes[1].listreceivedbyaddress(
1, False, True)
#Node sees nothing unless it understands the values
assert_equal(len(received_by_address), 0)
assert_equal(
len(self.nodes[1].listunspent(1, 9999999, [], True,
{"asset": "bitcoin"})), 0)
# Import the blinding key
blindingkey = self.nodes[2].dumpblindingkey(address2)
self.nodes[1].importblindingkey(address2, blindingkey)
# Check the auditor's gettransaction and listreceivedbyaddress
# Needs rescan to update wallet txns
conf_tx = self.nodes[1].gettransaction(confidential_tx_id, True)
assert_equal(conf_tx['amount']["bitcoin"], value1)
# Make sure wallet can now deblind part of transaction
deblinded_tx = self.nodes[1].unblindrawtransaction(
conf_tx['hex'])['hex']
for output in self.nodes[1].decoderawtransaction(deblinded_tx)["vout"]:
if "value" in output and output["scriptPubKey"]["type"] != "fee":
assert_equal(
output["scriptPubKey"]["addresses"][0],
self.nodes[1].validateaddress(address2)['unconfidential'])
found_unblinded = True
assert found_unblinded
assert_equal(
self.nodes[1].gettransaction(raw_tx_id, True)['amount']["bitcoin"],
value3)
assert_equal(
self.nodes[1].gettransaction(raw_tx_id, True, False,
"bitcoin")['amount'], value3)
list_unspent = self.nodes[1].listunspent(1, 9999999, [], True,
{"asset": "bitcoin"})
assert_equal(list_unspent[0]['amount'] + list_unspent[1]['amount'],
value1 + value3)
received_by_address = self.nodes[1].listreceivedbyaddress(
1, False, True)
assert_equal(len(received_by_address), 1)
assert_equal((received_by_address[0]['address'],
received_by_address[0]['amount']['bitcoin']),
(unconfidential_address2, value1 + value3))
# Spending a single confidential output and sending it to a
# unconfidential output is not possible with CT. Test the
# correct behavior of blindrawtransaction.
unspent = self.nodes[0].listunspent(1, 9999999, [], True,
{"asset": "bitcoin"})
unspent = [i for i in unspent if i['amount'] > value23]
assert_equal(len(unspent), 1)
tx = self.nodes[0].createrawtransaction(
[{
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]
}], {
unconfidential_address: unspent[0]["amount"] - fee,
"fee": fee
})
# Test that blindrawtransaction adds an OP_RETURN output to balance blinders
temptx = self.nodes[0].blindrawtransaction(tx)
decodedtx = self.nodes[0].decoderawtransaction(temptx)
assert_equal(decodedtx["vout"][-1]["scriptPubKey"]["asm"], "OP_RETURN")
assert_equal(len(decodedtx["vout"]), 3)
# Create same transaction but with a change/dummy output.
# It should pass the blinding step.
value4 = 17
change_address = self.nodes[0].getrawchangeaddress()
tx = self.nodes[0].createrawtransaction(
[{
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]
}], {
unconfidential_address: value4,
change_address: unspent[0]["amount"] - value4 - fee,
"fee": fee
})
tx = self.nodes[0].blindrawtransaction(tx)
tx_signed = self.nodes[0].signrawtransactionwithwallet(tx)
txid = self.nodes[0].sendrawtransaction(tx_signed['hex'])
decodedtx = self.nodes[0].decoderawtransaction(tx_signed["hex"])
self.nodes[0].generate(101)
self.sync_all()
unblindfound = False
for i in range(len(decodedtx["vout"])):
txout = self.nodes[0].gettxout(txid, i)
if txout is not None and "asset" in txout:
unblindfound = True
if unblindfound == False:
raise Exception(
"No unconfidential output detected when one should exist")
node0 -= value4
node2 += value4
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, False, "bitcoin"),
node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Testing wallet's ability to deblind its own outputs
addr = self.nodes[0].getnewaddress()
addr2 = self.nodes[0].getnewaddress()
# We add two to-blind outputs, fundraw adds an already-blinded change output
# If we only add one, the newly blinded will be 0-blinded because input = -output
raw = self.nodes[0].createrawtransaction([], {
addr: Decimal('1.1'),
addr2: 1
})
funded = self.nodes[0].fundrawtransaction(raw)
# fund again to make sure no blinded outputs were created (would fail)
funded = self.nodes[0].fundrawtransaction(funded["hex"])
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
# blind again to make sure we know output blinders
blinded2 = self.nodes[0].blindrawtransaction(blinded)
# then sign and send
signed = self.nodes[0].signrawtransactionwithwallet(blinded2)
self.nodes[0].sendrawtransaction(signed["hex"])
# Aside: Check all outputs after fundraw are properly marked for blinding
fund_decode = self.nodes[0].decoderawtransaction(funded["hex"])
for output in fund_decode["vout"][:-1]:
assert "asset" in output
assert "value" in output
assert output["scriptPubKey"]["type"] != "fee"
assert output["commitmentnonce_fully_valid"]
assert fund_decode["vout"][-1]["scriptPubKey"]["type"] == "fee"
assert not fund_decode["vout"][-1]["commitmentnonce_fully_valid"]
# Also check that all fundraw outputs marked for blinding are blinded later
for blind_tx in [blinded, blinded2]:
blind_decode = self.nodes[0].decoderawtransaction(blind_tx)
for output in blind_decode["vout"][:-1]:
assert "asset" not in output
assert "value" not in output
assert output["scriptPubKey"]["type"] != "fee"
assert output["commitmentnonce_fully_valid"]
assert blind_decode["vout"][-1]["scriptPubKey"]["type"] == "fee"
assert "asset" in blind_decode["vout"][-1]
assert "value" in blind_decode["vout"][-1]
assert not blind_decode["vout"][-1]["commitmentnonce_fully_valid"]
# Check createblindedaddress functionality
blinded_addr = self.nodes[0].getnewaddress()
validated_addr = self.nodes[0].validateaddress(blinded_addr)
blinding_pubkey = self.nodes[0].validateaddress(
blinded_addr)["confidential_key"]
blinding_key = self.nodes[0].dumpblindingkey(blinded_addr)
assert_equal(
blinded_addr, self.nodes[1].createblindedaddress(
validated_addr["unconfidential"], blinding_pubkey))
# If a blinding key is over-ridden by a newly imported one, funds may be unaccounted for
new_addr = self.nodes[0].getnewaddress()
new_validated = self.nodes[0].validateaddress(new_addr)
self.nodes[2].sendtoaddress(new_addr, 1)
self.sync_all()
diff_blind = self.nodes[1].createblindedaddress(
new_validated["unconfidential"], blinding_pubkey)
assert_equal(
len(self.nodes[0].listunspent(0, 0,
[new_validated["unconfidential"]])),
1)
self.nodes[0].importblindingkey(diff_blind, blinding_key)
# CT values for this wallet transaction have been cached via importblindingkey
# therefore result will be same even though we change blinding keys
assert_equal(
len(self.nodes[0].listunspent(0, 0,
[new_validated["unconfidential"]])),
1)
# Confidential Assets Tests
print("Assets tests...")
# Bitcoin is the first issuance
assert_equal(self.nodes[0].listissuances()[0]["assetlabel"], "bitcoin")
assert_equal(len(self.nodes[0].listissuances()), 1)
# Unblinded issuance of asset
issued = self.nodes[0].issueasset(1, 1, False)
self.nodes[0].reissueasset(issued["asset"], 1)
# Compare resulting fields with getrawtransaction
raw_details = self.nodes[0].getrawtransaction(issued["txid"], 1)
assert_equal(
issued["entropy"],
raw_details["vin"][issued["vin"]]["issuance"]["assetEntropy"])
assert_equal(issued["asset"],
raw_details["vin"][issued["vin"]]["issuance"]["asset"])
assert_equal(issued["token"],
raw_details["vin"][issued["vin"]]["issuance"]["token"])
self.nodes[0].generate(1)
self.sync_all()
issued2 = self.nodes[0].issueasset(2, 1)
test_asset = issued2["asset"]
assert_equal(self.nodes[0].getwalletinfo()['balance'][test_asset],
Decimal(2))
assert test_asset not in self.nodes[1].getwalletinfo()['balance']
# Assets balance checking, note that accounts are completely ignored because
# balance queries with accounts are horrifically broken upstream
assert_equal(self.nodes[0].getbalance("*", 0, False, False, "bitcoin"),
self.nodes[0].getbalance("*", 0, False, False, "bitcoin"))
assert_equal(self.nodes[0].getbalance("*", 0, False, False)["bitcoin"],
self.nodes[0].getbalance("*", 0, False, False, "bitcoin"))
assert_equal(self.nodes[0].getwalletinfo()['balance']['bitcoin'],
self.nodes[0].getbalance("*", 0, False, False, "bitcoin"))
# Send some bitcoin and other assets over as well to fund wallet
addr = self.nodes[2].getnewaddress()
txid = self.nodes[0].sendtoaddress(addr, 5)
# Make sure we're doing 52 bits of hiding which covers 21M BTC worth
assert_equal(
self.nodes[0].getrawtransaction(txid, 1)["vout"][0]["ct-bits"], 52)
self.nodes[0].sendmany("", {
addr: 1,
self.nodes[2].getnewaddress(): 13
}, 0, "", [], False, 1, "UNSET", {addr: test_asset})
self.sync_all()
# Should have exactly 1 in change(trusted, though not confirmed) after sending one off
assert_equal(
self.nodes[0].getbalance("*", 0, False, False, test_asset), 1)
assert_equal(self.nodes[2].getunconfirmedbalance()[test_asset],
Decimal(1))
b_utxos = self.nodes[2].listunspent(0, 0, [], True,
{"asset": "bitcoin"})
t_utxos = self.nodes[2].listunspent(0, 0, [], True,
{"asset": test_asset})
assert_equal(len(self.nodes[2].listunspent(0, 0, [])),
len(b_utxos) + len(t_utxos))
# Now craft a blinded transaction via raw api
rawaddrs = []
for i in range(2):
rawaddrs.append(self.nodes[1].getnewaddress())
raw_assets = self.nodes[2].createrawtransaction(
[{
"txid": b_utxos[0]['txid'],
"vout": b_utxos[0]['vout'],
"nValue": b_utxos[0]['amount']
}, {
"txid": b_utxos[1]['txid'],
"vout": b_utxos[1]['vout'],
"nValue": b_utxos[1]['amount'],
"asset": b_utxos[1]['asset']
}, {
"txid": t_utxos[0]['txid'],
"vout": t_utxos[0]['vout'],
"nValue": t_utxos[0]['amount'],
"asset": t_utxos[0]['asset']
}], {
rawaddrs[1]:
Decimal(t_utxos[0]['amount']),
rawaddrs[0]:
Decimal(b_utxos[0]['amount'] + b_utxos[1]['amount'] -
Decimal("0.01")),
"fee":
Decimal("0.01")
}, 0, False, {
rawaddrs[0]: b_utxos[0]['asset'],
rawaddrs[1]: t_utxos[0]['asset'],
"fee": b_utxos[0]['asset']
})
# Sign unblinded, then blinded
signed_assets = self.nodes[2].signrawtransactionwithwallet(raw_assets)
blind_assets = self.nodes[2].blindrawtransaction(raw_assets)
signed_assets = self.nodes[2].signrawtransactionwithwallet(
blind_assets)
# And finally send
self.nodes[2].sendrawtransaction(signed_assets['hex'])
self.nodes[2].generate(101)
self.sync_all()
issuancedata = self.nodes[2].issueasset(
0, Decimal('0.00000006')) #0 of asset, 6 reissuance token
# Node 2 will send node 1 a reissuance token, both will generate assets
self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(),
Decimal('0.00000001'), "", "", False,
False, 1, "UNSET", False,
issuancedata["token"])
# node 1 needs to know about a (re)issuance to reissue itself
self.nodes[1].importaddress(self.nodes[2].gettransaction(
issuancedata["txid"])["details"][0]["address"])
# also send some bitcoin
self.nodes[2].generate(1)
self.sync_all()
self.nodes[1].reissueasset(issuancedata["asset"], Decimal('0.05'))
self.nodes[2].reissueasset(issuancedata["asset"], Decimal('0.025'))
self.nodes[1].generate(1)
self.sync_all()
# Check for value accounting when asset issuance is null but token not, ie unblinded
# HACK: Self-send to sweep up bitcoin inputs into blinded output.
# We were hitting https://github.com/ElementsProject/elements/issues/473 for the following issuance
self.nodes[0].sendtoaddress(
self.nodes[0].getnewaddress(),
self.nodes[0].getwalletinfo()["balance"]["bitcoin"], "", "", True)
issued = self.nodes[0].issueasset(0, 1, False)
walletinfo = self.nodes[0].getwalletinfo()
assert issued["asset"] not in walletinfo["balance"]
assert_equal(walletinfo["balance"][issued["token"]], Decimal(1))
assert issued["asset"] not in walletinfo["unconfirmed_balance"]
assert issued["token"] not in walletinfo["unconfirmed_balance"]
# Check for value when receiving different assets by same address.
self.nodes[0].sendtoaddress(unconfidential_address2,
Decimal('0.00000001'), "", "", False,
False, 1, "UNSET", False, test_asset)
self.nodes[0].sendtoaddress(unconfidential_address2,
Decimal('0.00000002'), "", "", False,
False, 1, "UNSET", False, test_asset)
self.nodes[0].generate(1)
self.sync_all()
received_by_address = self.nodes[1].listreceivedbyaddress(
0, False, True)
multi_asset_amount = [
x for x in received_by_address
if x['address'] == unconfidential_address2
][0]['amount']
assert_equal(multi_asset_amount['bitcoin'], value1 + value3)
assert_equal(multi_asset_amount[test_asset], Decimal('0.00000003'))
# Check blinded multisig functionality and partial blinding functionality
# Get two pubkeys
blinded_addr = self.nodes[0].getnewaddress()
pubkey = self.nodes[0].getaddressinfo(blinded_addr)["pubkey"]
blinded_addr2 = self.nodes[1].getnewaddress()
pubkey2 = self.nodes[1].getaddressinfo(blinded_addr2)["pubkey"]
pubkeys = [pubkey, pubkey2]
# Add multisig address
unconfidential_addr = self.nodes[0].addmultisigaddress(
2, pubkeys)["address"]
self.nodes[1].addmultisigaddress(2, pubkeys)
self.nodes[0].importaddress(unconfidential_addr)
self.nodes[1].importaddress(unconfidential_addr)
# Use blinding key from node 0's original getnewaddress call
blinding_pubkey = self.nodes[0].getaddressinfo(
blinded_addr)["confidential_key"]
blinding_key = self.nodes[0].dumpblindingkey(blinded_addr)
# Create blinded address from p2sh address and import corresponding privkey
blinded_multisig_addr = self.nodes[0].createblindedaddress(
unconfidential_addr, blinding_pubkey)
self.nodes[0].importblindingkey(blinded_multisig_addr, blinding_key)
# Issue new asset, to use different assets in one transaction when doing
# partial blinding. Just to make these tests a bit more elaborate :-)
issued3 = self.nodes[2].issueasset(1, 0)
self.nodes[2].generate(1)
self.sync_all()
node2_balance = self.nodes[2].getbalance()
assert issued3['asset'] in node2_balance
assert_equal(node2_balance[issued3['asset']], Decimal(1))
# Send asset to blinded multisig address and check that it was received
self.nodes[2].sendtoaddress(address=blinded_multisig_addr,
amount=1,
assetlabel=issued3['asset'])
self.sync_all()
# We will use this multisig UTXO in our partially-blinded transaction,
# and will also check that multisig UTXO can be successfully spent
# after the transaction is signed by node1 and node0 in succession.
unspent_asset = self.nodes[0].listunspent(0, 0, [unconfidential_addr],
True,
{"asset": issued3['asset']})
assert_equal(len(unspent_asset), 1)
assert issued3['asset'] not in self.nodes[2].getbalance()
# Create new UTXO on node0 to be used in our partially-blinded transaction
blinded_addr = self.nodes[0].getnewaddress()
addr = self.nodes[0].validateaddress(blinded_addr)["unconfidential"]
self.nodes[0].sendtoaddress(blinded_addr, 0.1)
unspent = self.nodes[0].listunspent(0, 0, [addr])
assert_equal(len(unspent), 1)
# Create new UTXO on node1 to be used in our partially-blinded transaction
blinded_addr2 = self.nodes[1].getnewaddress()
addr2 = self.nodes[1].validateaddress(blinded_addr2)["unconfidential"]
self.nodes[1].sendtoaddress(blinded_addr2, 0.11)
unspent2 = self.nodes[1].listunspent(0, 0, [addr2])
assert_equal(len(unspent2), 1)
# The transaction will have three non-fee outputs
dst_addr = self.nodes[0].getnewaddress()
dst_addr2 = self.nodes[1].getnewaddress()
dst_addr3 = self.nodes[2].getnewaddress()
# Inputs are selected up front
inputs = [{
"txid": unspent2[0]["txid"],
"vout": unspent2[0]["vout"]
}, {
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"]
}, {
"txid": unspent_asset[0]["txid"],
"vout": unspent_asset[0]["vout"]
}]
# Create one part of the transaction to partially blind
rawtx = self.nodes[0].createrawtransaction(
inputs[:1], {dst_addr2: Decimal("0.01")})
# Create another part of the transaction to partially blind
rawtx2 = self.nodes[0].createrawtransaction(
inputs[1:], {
dst_addr: Decimal("0.1"),
dst_addr3: Decimal("1.0")
}, 0, False, {
dst_addr: unspent[0]['asset'],
dst_addr3: unspent_asset[0]['asset']
})
sum_i = unspent2[0]["amount"] + unspent[0]["amount"]
sum_o = 0.01 + 0.10 + 0.1
assert_equal(int(round(sum_i * COIN)), int(round(sum_o * COIN)))
# Blind the first part of the transaction - we need to supply the
# assetcommmitments for all of the inputs, for the surjectionproof
# to be valid after we combine the transactions
blindtx = self.nodes[1].blindrawtransaction(rawtx, True, [
unspent2[0]['assetcommitment'], unspent[0]['assetcommitment'],
unspent_asset[0]['assetcommitment']
])
# Combine the transactions
# Blinded, but incomplete transaction.
# 1 inputs and 1 output, but no fee output, and
# it was blinded with 3 asset commitments, that means
# the final transaction should have 3 inputs.
btx = CTransaction()
btx.deserialize(io.BytesIO(hex_str_to_bytes(blindtx)))
# Unblinded transaction, with 2 inputs and 2 outputs.
# We will add them to the other transaction to make it complete.
ubtx = CTransaction()
ubtx.deserialize(io.BytesIO(hex_str_to_bytes(rawtx2)))
# We will add outputs of unblinded transaction
# on top of inputs and outputs of the blinded, but incomplete transaction.
# We also append empty witness instances to make witness arrays match
# vin/vout arrays
btx.vin.append(ubtx.vin[0])
btx.wit.vtxinwit.append(CTxInWitness())
btx.vout.append(ubtx.vout[0])
btx.wit.vtxoutwit.append(CTxOutWitness())
btx.vin.append(ubtx.vin[1])
btx.wit.vtxinwit.append(CTxInWitness())
btx.vout.append(ubtx.vout[1])
btx.wit.vtxoutwit.append(CTxOutWitness())
# Add explicit fee output
btx.vout.append(
CTxOut(nValue=CTxOutValue(10000000),
nAsset=CTxOutAsset(BITCOIN_ASSET_OUT)))
btx.wit.vtxoutwit.append(CTxOutWitness())
# Input 0 is bitcoin asset (already blinded)
# Input 1 is also bitcoin asset
# Input 2 is our new asset
# Blind with wrong order of assetcommitments - such transaction should be rejected
blindtx = self.nodes[0].blindrawtransaction(
btx.serialize().hex(), True, [
unspent_asset[0]['assetcommitment'],
unspent[0]['assetcommitment'], unspent2[0]['assetcommitment']
])
stx2 = self.nodes[1].signrawtransactionwithwallet(blindtx)
stx = self.nodes[0].signrawtransactionwithwallet(stx2['hex'])
self.sync_all()
assert_raises_rpc_error(-26, "bad-txns-in-ne-out",
self.nodes[2].sendrawtransaction, stx['hex'])
# Blind with correct order of assetcommitments
blindtx = self.nodes[0].blindrawtransaction(
btx.serialize().hex(), True, [
unspent2[0]['assetcommitment'], unspent[0]['assetcommitment'],
unspent_asset[0]['assetcommitment']
])
stx2 = self.nodes[1].signrawtransactionwithwallet(blindtx)
stx = self.nodes[0].signrawtransactionwithwallet(stx2['hex'])
txid = self.nodes[2].sendrawtransaction(stx['hex'])
self.nodes[2].generate(1)
assert self.nodes[2].gettransaction(txid)['confirmations'] == 1
self.sync_all()
# Check that the sent asset has reached its destination
unconfidential_dst_addr3 = self.nodes[2].validateaddress(
dst_addr3)["unconfidential"]
unspent_asset2 = self.nodes[2].listunspent(1, 1,
[unconfidential_dst_addr3],
True,
{"asset": issued3['asset']})
assert_equal(len(unspent_asset2), 1)
assert_equal(unspent_asset2[0]['amount'], Decimal(1))
# And that the balance was correctly updated
assert_equal(self.nodes[2].getbalance()[issued3['asset']], Decimal(1))
# Basic checks of rawblindrawtransaction functionality
blinded_addr = self.nodes[0].getnewaddress()
addr = self.nodes[0].validateaddress(blinded_addr)["unconfidential"]
self.nodes[0].sendtoaddress(blinded_addr, 1)
self.nodes[0].sendtoaddress(blinded_addr, 3)
unspent = self.nodes[0].listunspent(0, 0)
rawtx = self.nodes[0].createrawtransaction(
[{
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"]
}, {
"txid": unspent[1]["txid"],
"vout": unspent[1]["vout"]
}], {
addr:
unspent[0]["amount"] + unspent[1]["amount"] - Decimal("0.2"),
"fee": Decimal("0.2")
})
# Blinding will fail with 2 blinded inputs and 0 blinded outputs
# since it has no notion of a wallet to fill in a 0-value OP_RETURN output
try:
self.nodes[0].rawblindrawtransaction(
rawtx,
[unspent[0]["amountblinder"], unspent[1]["amountblinder"]],
[unspent[0]["amount"], unspent[1]["amount"]],
[unspent[0]["asset"], unspent[1]["asset"]],
[unspent[0]["assetblinder"], unspent[1]["assetblinder"]])
raise AssertionError(
"Shouldn't be able to blind 2 input 0 output transaction via rawblindraw"
)
except JSONRPCException:
pass
# Blinded destination added, can blind, sign and send
rawtx = self.nodes[0].createrawtransaction(
[{
"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"]
}, {
"txid": unspent[1]["txid"],
"vout": unspent[1]["vout"]
}], {
blinded_addr:
unspent[0]["amount"] + unspent[1]["amount"] - Decimal("0.002"),
"fee":
Decimal("0.002")
})
signtx = self.nodes[0].signrawtransactionwithwallet(rawtx)
try:
self.nodes[0].sendrawtransaction(signtx["hex"])
raise AssertionError(
"Shouldn't be able to send unblinded tx with emplaced pubkey in output without additional argument"
)
except JSONRPCException:
pass
# Make sure RPC throws when an invalid blinding factor is provided.
bad_blinder = 'FF' * 32
assert_raises_rpc_error(
-8,
"Unable to blind transaction: Are you sure each asset type to blind is represented in the inputs?",
self.nodes[0].rawblindrawtransaction, rawtx,
[unspent[0]["amountblinder"], bad_blinder],
[unspent[0]["amount"], unspent[1]["amount"]],
[unspent[0]["asset"], unspent[1]["asset"]],
[unspent[0]["assetblinder"], unspent[1]["assetblinder"]])
assert_raises_rpc_error(
-8,
"Unable to blind transaction: Are you sure each asset type to blind is represented in the inputs?",
self.nodes[0].rawblindrawtransaction, rawtx,
[unspent[0]["amountblinder"], unspent[1]["amountblinder"]],
[unspent[0]["amount"], unspent[1]["amount"]],
[unspent[0]["asset"], unspent[1]["asset"]],
[unspent[0]["assetblinder"], bad_blinder])
blindtx = self.nodes[0].rawblindrawtransaction(
rawtx, [unspent[0]["amountblinder"], unspent[1]["amountblinder"]],
[unspent[0]["amount"], unspent[1]["amount"]],
[unspent[0]["asset"], unspent[1]["asset"]],
[unspent[0]["assetblinder"], unspent[1]["assetblinder"]])
signtx = self.nodes[0].signrawtransactionwithwallet(blindtx)
txid = self.nodes[0].sendrawtransaction(signtx["hex"])
for output in self.nodes[0].decoderawtransaction(blindtx)["vout"]:
if "asset" in output and output["scriptPubKey"]["type"] != "fee":
raise AssertionError("An unblinded output exists")
# Test fundrawtransaction with multiple assets
issue = self.nodes[0].issueasset(1, 0)
assetaddr = self.nodes[0].getnewaddress()
rawtx = self.nodes[0].createrawtransaction(
[], {
assetaddr: 1,
self.nodes[0].getnewaddress(): 2
}, 0, False, {assetaddr: issue["asset"]})
funded = self.nodes[0].fundrawtransaction(rawtx)
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
signed = self.nodes[0].signrawtransactionwithwallet(blinded)
txid = self.nodes[0].sendrawtransaction(signed["hex"])
# Test fundrawtransaction with multiple inputs, creating > vout.size change
rawtx = self.nodes[0].createrawtransaction(
[{
"txid": txid,
"vout": 0
}, {
"txid": txid,
"vout": 1
}], {self.nodes[0].getnewaddress(): 5})
funded = self.nodes[0].fundrawtransaction(rawtx)
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
signed = self.nodes[0].signrawtransactionwithwallet(blinded)
txid = self.nodes[0].sendrawtransaction(signed["hex"])
# Test corner case where wallet appends a OP_RETURN output, yet doesn't blind it
# due to the fact that the output value is 0-value and input pedersen commitments
# self-balance. This is rare corner case, but ok.
unblinded = self.nodes[0].validateaddress(
self.nodes[0].getnewaddress())["unconfidential"]
self.nodes[0].sendtoaddress(unblinded,
self.nodes[0].getbalance()["bitcoin"], "",
"", True)
# Make tx with blinded destination and change outputs only
self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(),
self.nodes[0].getbalance()["bitcoin"] / 2)
# Send back again, this transaction should have 3 outputs, all unblinded
txid = self.nodes[0].sendtoaddress(
unblinded, self.nodes[0].getbalance()["bitcoin"], "", "", True)
outputs = self.nodes[0].getrawtransaction(txid, 1)["vout"]
assert_equal(len(outputs), 3)
assert "value" in outputs[0] and "value" in outputs[
1] and "value" in outputs[2]
assert_equal(outputs[2]["scriptPubKey"]["type"], 'nulldata')
# Test burn argument in createrawtransaction
raw_burn1 = self.nodes[0].createrawtransaction(
[], {
self.nodes[0].getnewaddress(): 1,
"burn": 2
})
decode_burn1 = self.nodes[0].decoderawtransaction(raw_burn1)
assert_equal(len(decode_burn1["vout"]), 2)
found_pay = False
found_burn = False
for output in decode_burn1["vout"]:
if output["scriptPubKey"]["asm"] == "OP_RETURN":
found_burn = True
if output["asset"] != self.nodes[0].dumpassetlabels(
)["bitcoin"]:
raise Exception(
"Burn should have been bitcoin(policyAsset)")
if output["scriptPubKey"]["type"] == "witness_v0_keyhash":
found_pay = True
assert found_pay and found_burn
raw_burn2 = self.nodes[0].createrawtransaction(
[], {
self.nodes[0].getnewaddress(): 1,
"burn": 2
}, 101, False, {"burn": "deadbeef" * 8})
decode_burn2 = self.nodes[0].decoderawtransaction(raw_burn2)
assert_equal(len(decode_burn2["vout"]), 2)
found_pay = False
found_burn = False
for output in decode_burn2["vout"]:
if output["scriptPubKey"]["asm"] == "OP_RETURN":
found_burn = True
if output["asset"] != "deadbeef" * 8:
raise Exception("Burn should have been deadbeef")
if output["scriptPubKey"]["type"] == "witness_v0_keyhash":
found_pay = True
assert found_pay and found_burn
def run_test(self):
self.generate(self.nodes[0], 161) # block 161
self.log.info(
"Verify sigops are counted in GBT with pre-BIP141 rules before the fork"
)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert_equal(tmpl['sizelimit'], 1000000)
assert 'weightlimit' not in tmpl
assert_equal(tmpl['sigoplimit'], 20000)
assert_equal(tmpl['transactions'][0]['hash'], txid)
assert_equal(tmpl['transactions'][0]['sigops'], 2)
assert '!segwit' not in tmpl['rules']
self.generate(self.nodes[0], 1) # block 162
balance_presetup = self.nodes[0].getbalance()
self.pubkey = []
p2sh_ids = [
] # p2sh_ids[NODE][TYPE] is an array of txids that spend to P2WPKH (TYPE=0) or P2WSH (TYPE=1) scripts to an address for NODE embedded in p2sh
wit_ids = [
] # wit_ids[NODE][TYPE] is an array of txids that spend to P2WPKH (TYPE=0) or P2WSH (TYPE=1) scripts to an address for NODE via bare witness
for i in range(3):
key = get_generate_key()
self.pubkey.append(key.pubkey)
multiscript = keys_to_multisig_script([self.pubkey[-1]])
p2sh_ms_addr = self.nodes[i].createmultisig(
1, [self.pubkey[-1]], 'p2sh-segwit')['address']
bip173_ms_addr = self.nodes[i].createmultisig(
1, [self.pubkey[-1]], 'bech32')['address']
assert_equal(p2sh_ms_addr, script_to_p2sh_p2wsh(multiscript))
assert_equal(bip173_ms_addr, script_to_p2wsh(multiscript))
p2sh_ms_desc = descsum_create(f"sh(wsh(multi(1,{key.privkey})))")
bip173_ms_desc = descsum_create(f"wsh(multi(1,{key.privkey}))")
assert_equal(self.nodes[i].deriveaddresses(p2sh_ms_desc)[0],
p2sh_ms_addr)
assert_equal(self.nodes[i].deriveaddresses(bip173_ms_desc)[0],
bip173_ms_addr)
sh_wpkh_desc = descsum_create(f"sh(wpkh({key.privkey}))")
wpkh_desc = descsum_create(f"wpkh({key.privkey})")
assert_equal(self.nodes[i].deriveaddresses(sh_wpkh_desc)[0],
key.p2sh_p2wpkh_addr)
assert_equal(self.nodes[i].deriveaddresses(wpkh_desc)[0],
key.p2wpkh_addr)
if self.options.descriptors:
res = self.nodes[i].importdescriptors([
{
"desc": p2sh_ms_desc,
"timestamp": "now"
},
{
"desc": bip173_ms_desc,
"timestamp": "now"
},
{
"desc": sh_wpkh_desc,
"timestamp": "now"
},
{
"desc": wpkh_desc,
"timestamp": "now"
},
])
else:
# The nature of the legacy wallet is that this import results in also adding all of the necessary scripts
res = self.nodes[i].importmulti([
{
"desc": p2sh_ms_desc,
"timestamp": "now"
},
])
assert all([r["success"] for r in res])
p2sh_ids.append([])
wit_ids.append([])
for _ in range(2):
p2sh_ids[i].append([])
wit_ids[i].append([])
for _ in range(5):
for n in range(3):
for v in range(2):
wit_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_spendable_utxo(self.nodes[0], 50),
self.pubkey[n], False,
Decimal("49.999")))
p2sh_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_spendable_utxo(self.nodes[0], 50),
self.pubkey[n], True,
Decimal("49.999")))
self.generate(self.nodes[0], 1) # block 163
# Make sure all nodes recognize the transactions as theirs
assert_equal(self.nodes[0].getbalance(),
balance_presetup - 60 * 50 + 20 * Decimal("49.999") + 50)
assert_equal(self.nodes[1].getbalance(), 20 * Decimal("49.999"))
assert_equal(self.nodes[2].getbalance(), 20 * Decimal("49.999"))
self.generate(self.nodes[0], 260) # block 423
self.log.info(
"Verify witness txs are skipped for mining before the fork")
self.skip_mine(self.nodes[2], wit_ids[NODE_2][P2WPKH][0],
True) # block 424
self.skip_mine(self.nodes[2], wit_ids[NODE_2][P2WSH][0],
True) # block 425
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][P2WPKH][0],
True) # block 426
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][P2WSH][0],
True) # block 427
self.log.info(
"Verify unsigned p2sh witness txs without a redeem script are invalid"
)
self.fail_accept(
self.nodes[2],
"mandatory-script-verify-flag-failed (Operation not valid with the current stack size)",
p2sh_ids[NODE_2][P2WPKH][1],
sign=False)
self.fail_accept(
self.nodes[2],
"mandatory-script-verify-flag-failed (Operation not valid with the current stack size)",
p2sh_ids[NODE_2][P2WSH][1],
sign=False)
self.generate(self.nodes[2], 4) # blocks 428-431
self.log.info(
"Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
blockhash = self.generate(
self.nodes[2],
1)[0] # block 432 (first block with new rules; 432 = 144 * 3)
assert_equal(len(self.nodes[2].getrawmempool()), 0)
segwit_tx_list = self.nodes[2].getblock(blockhash)["tx"]
assert_equal(len(segwit_tx_list), 5)
self.log.info(
"Verify default node can't accept txs with missing witness")
# unsigned, no scriptsig
self.fail_accept(
self.nodes[0],
"non-mandatory-script-verify-flag (Witness program hash mismatch)",
wit_ids[NODE_0][P2WPKH][0],
sign=False)
self.fail_accept(
self.nodes[0],
"non-mandatory-script-verify-flag (Witness program was passed an empty witness)",
wit_ids[NODE_0][P2WSH][0],
sign=False)
self.fail_accept(
self.nodes[0],
"mandatory-script-verify-flag-failed (Operation not valid with the current stack size)",
p2sh_ids[NODE_0][P2WPKH][0],
sign=False)
self.fail_accept(
self.nodes[0],
"mandatory-script-verify-flag-failed (Operation not valid with the current stack size)",
p2sh_ids[NODE_0][P2WSH][0],
sign=False)
# unsigned with redeem script
self.fail_accept(
self.nodes[0],
"non-mandatory-script-verify-flag (Witness program hash mismatch)",
p2sh_ids[NODE_0][P2WPKH][0],
sign=False,
redeem_script=witness_script(False, self.pubkey[0]))
self.fail_accept(
self.nodes[0],
"non-mandatory-script-verify-flag (Witness program was passed an empty witness)",
p2sh_ids[NODE_0][P2WSH][0],
sign=False,
redeem_script=witness_script(True, self.pubkey[0]))
self.log.info(
"Verify block and transaction serialization rpcs return differing serializations depending on rpc serialization flag"
)
assert self.nodes[2].getblock(
blockhash, False) != self.nodes[0].getblock(blockhash, False)
assert self.nodes[1].getblock(blockhash,
False) == self.nodes[2].getblock(
blockhash, False)
for tx_id in segwit_tx_list:
tx = tx_from_hex(self.nodes[2].gettransaction(tx_id)["hex"])
assert self.nodes[2].getrawtransaction(
tx_id, False, blockhash) != self.nodes[0].getrawtransaction(
tx_id, False, blockhash)
assert self.nodes[1].getrawtransaction(
tx_id, False, blockhash) == self.nodes[2].getrawtransaction(
tx_id, False, blockhash)
assert self.nodes[0].getrawtransaction(
tx_id, False,
blockhash) != self.nodes[2].gettransaction(tx_id)["hex"]
assert self.nodes[1].getrawtransaction(
tx_id, False,
blockhash) == self.nodes[2].gettransaction(tx_id)["hex"]
assert self.nodes[0].getrawtransaction(
tx_id, False,
blockhash) == tx.serialize_without_witness().hex()
# Coinbase contains the witness commitment nonce, check that RPC shows us
coinbase_txid = self.nodes[2].getblock(blockhash)['tx'][0]
coinbase_tx = self.nodes[2].gettransaction(txid=coinbase_txid,
verbose=True)
witnesses = coinbase_tx["decoded"]["vin"][0]["txinwitness"]
assert_equal(len(witnesses), 1)
assert_is_hex_string(witnesses[0])
assert_equal(witnesses[0], '00' * 32)
self.log.info(
"Verify witness txs without witness data are invalid after the fork"
)
self.fail_accept(
self.nodes[2],
'non-mandatory-script-verify-flag (Witness program hash mismatch)',
wit_ids[NODE_2][P2WPKH][2],
sign=False)
self.fail_accept(
self.nodes[2],
'non-mandatory-script-verify-flag (Witness program was passed an empty witness)',
wit_ids[NODE_2][P2WSH][2],
sign=False)
self.fail_accept(
self.nodes[2],
'non-mandatory-script-verify-flag (Witness program hash mismatch)',
p2sh_ids[NODE_2][P2WPKH][2],
sign=False,
redeem_script=witness_script(False, self.pubkey[2]))
self.fail_accept(
self.nodes[2],
'non-mandatory-script-verify-flag (Witness program was passed an empty witness)',
p2sh_ids[NODE_2][P2WSH][2],
sign=False,
redeem_script=witness_script(True, self.pubkey[2]))
self.log.info("Verify default node can now use witness txs")
self.success_mine(self.nodes[0], wit_ids[NODE_0][P2WPKH][0],
True) # block 432
self.success_mine(self.nodes[0], wit_ids[NODE_0][P2WSH][0],
True) # block 433
self.success_mine(self.nodes[0], p2sh_ids[NODE_0][P2WPKH][0],
True) # block 434
self.success_mine(self.nodes[0], p2sh_ids[NODE_0][P2WSH][0],
True) # block 435
self.log.info(
"Verify sigops are counted in GBT with BIP141 rules after the fork"
)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
raw_tx = self.nodes[0].getrawtransaction(txid, True)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert_greater_than_or_equal(
tmpl['sizelimit'], 3999577
) # actual maximum size is lower due to minimum mandatory non-witness data
assert_equal(tmpl['weightlimit'], 4000000)
assert_equal(tmpl['sigoplimit'], 80000)
assert_equal(tmpl['transactions'][0]['txid'], txid)
expected_sigops = 9 if 'txinwitness' in raw_tx["vin"][0] else 8
assert_equal(tmpl['transactions'][0]['sigops'], expected_sigops)
assert '!segwit' in tmpl['rules']
self.generate(self.nodes[0], 1) # Mine a block to clear the gbt cache
self.log.info(
"Non-segwit miners are able to use GBT response after activation.")
# Create a 3-tx chain: tx1 (non-segwit input, paying to a segwit output) ->
# tx2 (segwit input, paying to a non-segwit output) ->
# tx3 (non-segwit input, paying to a non-segwit output).
# tx1 is allowed to appear in the block, but no others.
txid1 = send_to_witness(1, self.nodes[0],
find_spendable_utxo(self.nodes[0], 50),
self.pubkey[0], False, Decimal("49.996"))
hex_tx = self.nodes[0].gettransaction(txid)['hex']
tx = tx_from_hex(hex_tx)
assert tx.wit.is_null() # This should not be a segwit input
assert txid1 in self.nodes[0].getrawmempool()
tx1_hex = self.nodes[0].gettransaction(txid1)['hex']
tx1 = tx_from_hex(tx1_hex)
# Check that hash and wtxid are properly reported in mempool entry (txid1)
assert_equal(int(self.nodes[0].getmempoolentry(txid1)["hash"], 16),
tx1.calc_sha256(True))
assert_equal(int(self.nodes[0].getmempoolentry(txid1)["wtxid"], 16),
tx1.calc_sha256(True))
# Check that weight and vsize are properly reported in mempool entry (txid1)
assert_equal(self.nodes[0].getmempoolentry(txid1)["vsize"],
tx1.get_vsize())
assert_equal(self.nodes[0].getmempoolentry(txid1)["weight"],
tx1.get_weight())
# Now create tx2, which will spend from txid1.
tx = CTransaction()
tx.vin.append(CTxIn(COutPoint(int(txid1, 16), 0), b''))
tx.vout.append(
CTxOut(int(49.99 * COIN),
CScript([OP_TRUE, OP_DROP] * 15 + [OP_TRUE])))
tx2_hex = self.nodes[0].signrawtransactionwithwallet(
tx.serialize().hex())['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = tx_from_hex(tx2_hex)
assert not tx.wit.is_null()
# Check that hash and wtxid are properly reported in mempool entry (txid2)
assert_equal(int(self.nodes[0].getmempoolentry(txid2)["hash"], 16),
tx.calc_sha256(True))
assert_equal(int(self.nodes[0].getmempoolentry(txid2)["wtxid"], 16),
tx.calc_sha256(True))
# Check that weight and vsize are properly reported in mempool entry (txid2)
assert_equal(self.nodes[0].getmempoolentry(txid2)["vsize"],
tx.get_vsize())
assert_equal(self.nodes[0].getmempoolentry(txid2)["weight"],
tx.get_weight())
# Now create tx3, which will spend from txid2
tx = CTransaction()
tx.vin.append(CTxIn(COutPoint(int(txid2, 16), 0), b""))
tx.vout.append(
CTxOut(int(49.95 * COIN),
CScript([OP_TRUE, OP_DROP] * 15 + [OP_TRUE]))) # Huge fee
tx.calc_sha256()
txid3 = self.nodes[0].sendrawtransaction(
hexstring=tx.serialize().hex(), maxfeerate=0)
assert tx.wit.is_null()
assert txid3 in self.nodes[0].getrawmempool()
# Check that getblocktemplate includes all transactions.
template = self.nodes[0].getblocktemplate({"rules": ["segwit"]})
template_txids = [t['txid'] for t in template['transactions']]
assert txid1 in template_txids
assert txid2 in template_txids
assert txid3 in template_txids
# Check that hash and wtxid are properly reported in mempool entry (txid3)
assert_equal(int(self.nodes[0].getmempoolentry(txid3)["hash"], 16),
tx.calc_sha256(True))
assert_equal(int(self.nodes[0].getmempoolentry(txid3)["wtxid"], 16),
tx.calc_sha256(True))
# Check that weight and vsize are properly reported in mempool entry (txid3)
assert_equal(self.nodes[0].getmempoolentry(txid3)["vsize"],
tx.get_vsize())
assert_equal(self.nodes[0].getmempoolentry(txid3)["weight"],
tx.get_weight())
# Mine a block to clear the gbt cache again.
self.generate(self.nodes[0], 1)
self.log.info("Signing with all-segwit inputs reveals fee rate")
addr = self.nodes[0].getnewaddress(address_type='p2sh-segwit')
txid = self.nodes[0].sendtoaddress(addr, 1)
tx = self.nodes[0].getrawtransaction(txid, True)
n = -1
value = -1
for o in tx["vout"]:
if o["scriptPubKey"]["address"] == addr:
n = o["n"]
value = Decimal(o["value"])
break
assert n > -1 # failure means we could not find the address in the outputs despite sending to it
assert_equal(
value, 1
) # failure means we got an unexpected amount of coins, despite trying to send 1
fee = Decimal("0.00010000")
value_out = value - fee
self.generatetoaddress(self.nodes[0], 1, self.nodes[0].getnewaddress())
raw = self.nodes[0].createrawtransaction([{
"txid": txid,
"vout": n
}], [{
self.nodes[0].getnewaddress(): value_out
}])
signed = self.nodes[0].signrawtransactionwithwallet(raw)
assert_equal(signed["complete"], True)
txsize = self.nodes[0].decoderawtransaction(signed['hex'])['vsize']
exp_feerate = 1000 * fee / Decimal(txsize)
assert_approx(signed["feerate"], exp_feerate, Decimal("0.00000010"))
# discrepancy = 100000000 * (exp_feerate - signed["feerate"])
# assert -10 < discrepancy < 10
assert_equal(Decimal(signed["fee"]), fee)
if not self.options.descriptors:
self.log.info("Verify behaviour of importaddress and listunspent")
# Some public keys to be used later
pubkeys = [
"0363D44AABD0F1699138239DF2F042C3282C0671CC7A76826A55C8203D90E39242", # cPiM8Ub4heR9NBYmgVzJQiUH1if44GSBGiqaeJySuL2BKxubvgwb
"02D3E626B3E616FC8662B489C123349FECBFC611E778E5BE739B257EAE4721E5BF", # cPpAdHaD6VoYbW78kveN2bsvb45Q7G5PhaPApVUGwvF8VQ9brD97
"04A47F2CBCEFFA7B9BCDA184E7D5668D3DA6F9079AD41E422FA5FD7B2D458F2538A62F5BD8EC85C2477F39650BD391EA6250207065B2A81DA8B009FC891E898F0E", # 91zqCU5B9sdWxzMt1ca3VzbtVm2YM6Hi5Rxn4UDtxEaN9C9nzXV
"02A47F2CBCEFFA7B9BCDA184E7D5668D3DA6F9079AD41E422FA5FD7B2D458F2538", # cPQFjcVRpAUBG8BA9hzr2yEzHwKoMgLkJZBBtK9vJnvGJgMjzTbd
"036722F784214129FEB9E8129D626324F3F6716555B603FFE8300BBCB882151228", # cQGtcm34xiLjB1v7bkRa4V3aAc9tS2UTuBZ1UnZGeSeNy627fN66
"0266A8396EE936BF6D99D17920DB21C6C7B1AB14C639D5CD72B300297E416FD2EC", # cTW5mR5M45vHxXkeChZdtSPozrFwFgmEvTNnanCW6wrqwaCZ1X7K
"0450A38BD7F0AC212FEBA77354A9B036A32E0F7C81FC4E0C5ADCA7C549C4505D2522458C2D9AE3CEFD684E039194B72C8A10F9CB9D4764AB26FCC2718D421D3B84", # 92h2XPssjBpsJN5CqSP7v9a7cf2kgDunBC6PDFwJHMACM1rrVBJ
]
# Import a compressed key and an uncompressed key, generate some multisig addresses
self.nodes[0].importprivkey(
"92e6XLo5jVAVwrQKPNTs93oQco8f8sDNBcpv73Dsrs397fQtFQn")
uncompressed_spendable_address = [
"mvozP4UwyGD2mGZU4D2eMvMLPB9WkMmMQu"
]
self.nodes[0].importprivkey(
"cNC8eQ5dg3mFAVePDX4ddmPYpPbw41r9bm2jd1nLJT77e6RrzTRR")
compressed_spendable_address = [
"mmWQubrDomqpgSYekvsU7HWEVjLFHAakLe"
]
assert not self.nodes[0].getaddressinfo(
uncompressed_spendable_address[0])['iscompressed']
assert self.nodes[0].getaddressinfo(
compressed_spendable_address[0])['iscompressed']
self.nodes[0].importpubkey(pubkeys[0])
compressed_solvable_address = [key_to_p2pkh(pubkeys[0])]
self.nodes[0].importpubkey(pubkeys[1])
compressed_solvable_address.append(key_to_p2pkh(pubkeys[1]))
self.nodes[0].importpubkey(pubkeys[2])
uncompressed_solvable_address = [key_to_p2pkh(pubkeys[2])]
spendable_anytime = [
] # These outputs should be seen anytime after importprivkey and addmultisigaddress
spendable_after_importaddress = [
] # These outputs should be seen after importaddress
solvable_after_importaddress = [
] # These outputs should be seen after importaddress but not spendable
unsolvable_after_importaddress = [
] # These outputs should be unsolvable after importaddress
solvable_anytime = [
] # These outputs should be solvable after importpubkey
unseen_anytime = [] # These outputs should never be seen
uncompressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
uncompressed_spendable_address[0],
compressed_spendable_address[0]
])['address'])
uncompressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
])['address'])
compressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_spendable_address[0],
compressed_spendable_address[0]
])['address'])
uncompressed_solvable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_spendable_address[0],
uncompressed_solvable_address[0]
])['address'])
compressed_solvable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_spendable_address[0],
compressed_solvable_address[0]
])['address'])
compressed_solvable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_solvable_address[0],
compressed_solvable_address[1]
])['address'])
# Test multisig_without_privkey
# We have 2 public keys without private keys, use addmultisigaddress to add to wallet.
# Money sent to P2SH of multisig of this should only be seen after importaddress with the BASE58 P2SH address.
multisig_without_privkey_address = self.nodes[
0].addmultisigaddress(2, [pubkeys[3], pubkeys[4]])['address']
script = keys_to_multisig_script([pubkeys[3], pubkeys[4]])
solvable_after_importaddress.append(script_to_p2sh_script(script))
for i in compressed_spendable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# p2sh multisig with compressed keys should always be spendable
spendable_anytime.extend([p2sh])
# bare multisig can be watched and signed, but is not treated as ours
solvable_after_importaddress.extend([bare])
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([p2wsh, p2sh_p2wsh])
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# normal P2PKH and P2PK with compressed keys should always be spendable
spendable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK, P2SH_P2PKH with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([
p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh,
p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
# P2WPKH and P2SH_P2WPKH with compressed keys should always be spendable
spendable_anytime.extend([p2wpkh, p2sh_p2wpkh])
for i in uncompressed_spendable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# p2sh multisig with uncompressed keys should always be spendable
spendable_anytime.extend([p2sh])
# bare multisig can be watched and signed, but is not treated as ours
solvable_after_importaddress.extend([bare])
# P2WSH and P2SH(P2WSH) multisig with uncompressed keys are never seen
unseen_anytime.extend([p2wsh, p2sh_p2wsh])
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# normal P2PKH and P2PK with uncompressed keys should always be spendable
spendable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK and P2SH_P2PKH are spendable after direct importaddress
spendable_after_importaddress.extend(
[p2sh_p2pk, p2sh_p2pkh])
# Witness output types with uncompressed keys are never seen
unseen_anytime.extend([
p2wpkh, p2sh_p2wpkh, p2wsh_p2pk, p2wsh_p2pkh,
p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in compressed_solvable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
# Multisig without private is not seen after addmultisigaddress, but seen after importaddress
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
solvable_after_importaddress.extend(
[bare, p2sh, p2wsh, p2sh_p2wsh])
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# normal P2PKH, P2PK, P2WPKH and P2SH_P2WPKH with compressed keys should always be seen
solvable_anytime.extend([p2pkh, p2pk, p2wpkh, p2sh_p2wpkh])
# P2SH_P2PK, P2SH_P2PKH with compressed keys are seen after direct importaddress
solvable_after_importaddress.extend([
p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh,
p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_solvable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# Base uncompressed multisig without private is not seen after addmultisigaddress, but seen after importaddress
solvable_after_importaddress.extend([bare, p2sh])
# P2WSH and P2SH(P2WSH) multisig with uncompressed keys are never seen
unseen_anytime.extend([p2wsh, p2sh_p2wsh])
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# normal P2PKH and P2PK with uncompressed keys should always be seen
solvable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK, P2SH_P2PKH with uncompressed keys are seen after direct importaddress
solvable_after_importaddress.extend(
[p2sh_p2pk, p2sh_p2pkh])
# Witness output types with uncompressed keys are never seen
unseen_anytime.extend([
p2wpkh, p2sh_p2wpkh, p2wsh_p2pk, p2wsh_p2pkh,
p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
op1 = CScript([OP_1])
op0 = CScript([OP_0])
# 2N7MGY19ti4KDMSzRfPAssP6Pxyuxoi6jLe is the P2SH(P2PKH) version of mjoE3sSrb8ByYEvgnC3Aox86u1CHnfJA4V
unsolvable_address_key = bytes.fromhex(
"02341AEC7587A51CDE5279E0630A531AEA2615A9F80B17E8D9376327BAEAA59E3D"
)
unsolvablep2pkh = key_to_p2pkh_script(unsolvable_address_key)
unsolvablep2wshp2pkh = script_to_p2wsh_script(unsolvablep2pkh)
p2shop0 = script_to_p2sh_script(op0)
p2wshop1 = script_to_p2wsh_script(op1)
unsolvable_after_importaddress.append(unsolvablep2pkh)
unsolvable_after_importaddress.append(unsolvablep2wshp2pkh)
unsolvable_after_importaddress.append(
op1) # OP_1 will be imported as script
unsolvable_after_importaddress.append(p2wshop1)
unseen_anytime.append(
op0
) # OP_0 will be imported as P2SH address with no script provided
unsolvable_after_importaddress.append(p2shop0)
spendable_txid = []
solvable_txid = []
spendable_txid.append(
self.mine_and_test_listunspent(spendable_anytime, 2))
solvable_txid.append(
self.mine_and_test_listunspent(solvable_anytime, 1))
self.mine_and_test_listunspent(
spendable_after_importaddress + solvable_after_importaddress +
unseen_anytime + unsolvable_after_importaddress, 0)
importlist = []
for i in compressed_spendable_address + uncompressed_spendable_address + compressed_solvable_address + uncompressed_solvable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
bare = bytes.fromhex(v['hex'])
importlist.append(bare.hex())
importlist.append(script_to_p2wsh_script(bare).hex())
else:
pubkey = bytes.fromhex(v['pubkey'])
p2pk = key_to_p2pk_script(pubkey)
p2pkh = key_to_p2pkh_script(pubkey)
importlist.append(p2pk.hex())
importlist.append(p2pkh.hex())
importlist.append(key_to_p2wpkh_script(pubkey).hex())
importlist.append(script_to_p2wsh_script(p2pk).hex())
importlist.append(script_to_p2wsh_script(p2pkh).hex())
importlist.append(unsolvablep2pkh.hex())
importlist.append(unsolvablep2wshp2pkh.hex())
importlist.append(op1.hex())
importlist.append(p2wshop1.hex())
for i in importlist:
# import all generated addresses. The wallet already has the private keys for some of these, so catch JSON RPC
# exceptions and continue.
try_rpc(
-4,
"The wallet already contains the private key for this address or script",
self.nodes[0].importaddress, i, "", False, True)
self.nodes[0].importaddress(
script_to_p2sh(op0)) # import OP_0 as address only
self.nodes[0].importaddress(multisig_without_privkey_address
) # Test multisig_without_privkey
spendable_txid.append(
self.mine_and_test_listunspent(
spendable_anytime + spendable_after_importaddress, 2))
solvable_txid.append(
self.mine_and_test_listunspent(
solvable_anytime + solvable_after_importaddress, 1))
self.mine_and_test_listunspent(unsolvable_after_importaddress, 1)
self.mine_and_test_listunspent(unseen_anytime, 0)
spendable_txid.append(
self.mine_and_test_listunspent(
spendable_anytime + spendable_after_importaddress, 2))
solvable_txid.append(
self.mine_and_test_listunspent(
solvable_anytime + solvable_after_importaddress, 1))
self.mine_and_test_listunspent(unsolvable_after_importaddress, 1)
self.mine_and_test_listunspent(unseen_anytime, 0)
# Repeat some tests. This time we don't add witness scripts with importaddress
# Import a compressed key and an uncompressed key, generate some multisig addresses
self.nodes[0].importprivkey(
"927pw6RW8ZekycnXqBQ2JS5nPyo1yRfGNN8oq74HeddWSpafDJH")
uncompressed_spendable_address = [
"mguN2vNSCEUh6rJaXoAVwY3YZwZvEmf5xi"
]
self.nodes[0].importprivkey(
"cMcrXaaUC48ZKpcyydfFo8PxHAjpsYLhdsp6nmtB3E2ER9UUHWnw")
compressed_spendable_address = [
"n1UNmpmbVUJ9ytXYXiurmGPQ3TRrXqPWKL"
]
self.nodes[0].importpubkey(pubkeys[5])
compressed_solvable_address = [key_to_p2pkh(pubkeys[5])]
self.nodes[0].importpubkey(pubkeys[6])
uncompressed_solvable_address = [key_to_p2pkh(pubkeys[6])]
unseen_anytime = [] # These outputs should never be seen
solvable_anytime = [
] # These outputs should be solvable after importpubkey
unseen_anytime = [] # These outputs should never be seen
uncompressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
uncompressed_spendable_address[0],
compressed_spendable_address[0]
])['address'])
uncompressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
])['address'])
compressed_spendable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_spendable_address[0],
compressed_spendable_address[0]
])['address'])
uncompressed_solvable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_solvable_address[0],
uncompressed_solvable_address[0]
])['address'])
compressed_solvable_address.append(
self.nodes[0].addmultisigaddress(2, [
compressed_spendable_address[0],
compressed_solvable_address[0]
])['address'])
premature_witaddress = []
for i in compressed_spendable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
premature_witaddress.append(script_to_p2sh(p2wsh))
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# P2WPKH, P2SH_P2WPKH are always spendable
spendable_anytime.extend([p2wpkh, p2sh_p2wpkh])
for i in uncompressed_spendable_address + uncompressed_solvable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# P2WSH and P2SH(P2WSH) multisig with uncompressed keys are never seen
unseen_anytime.extend([p2wsh, p2sh_p2wsh])
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# P2WPKH, P2SH_P2WPKH with uncompressed keys are never seen
unseen_anytime.extend([p2wpkh, p2sh_p2wpkh])
for i in compressed_solvable_address:
v = self.nodes[0].getaddressinfo(i)
if v['isscript']:
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
premature_witaddress.append(script_to_p2sh(p2wsh))
else:
[
p2wpkh, p2sh_p2wpkh, p2pk, p2pkh, p2sh_p2pk,
p2sh_p2pkh, p2wsh_p2pk, p2wsh_p2pkh, p2sh_p2wsh_p2pk,
p2sh_p2wsh_p2pkh
] = self.p2pkh_address_to_script(v)
# P2SH_P2PK, P2SH_P2PKH with compressed keys are always solvable
solvable_anytime.extend([p2wpkh, p2sh_p2wpkh])
self.mine_and_test_listunspent(spendable_anytime, 2)
self.mine_and_test_listunspent(solvable_anytime, 1)
self.mine_and_test_listunspent(unseen_anytime, 0)
# Check that createrawtransaction/decoderawtransaction with non-v0 Bech32 works
v1_addr = program_to_witness(1, [3, 5])
v1_tx = self.nodes[0].createrawtransaction(
[getutxo(spendable_txid[0])], {v1_addr: 1})
v1_decoded = self.nodes[1].decoderawtransaction(v1_tx)
assert_equal(v1_decoded['vout'][0]['scriptPubKey']['address'],
v1_addr)
assert_equal(v1_decoded['vout'][0]['scriptPubKey']['hex'],
"51020305")
# Check that spendable outputs are really spendable
self.create_and_mine_tx_from_txids(spendable_txid)
# import all the private keys so solvable addresses become spendable
self.nodes[0].importprivkey(
"cPiM8Ub4heR9NBYmgVzJQiUH1if44GSBGiqaeJySuL2BKxubvgwb")
self.nodes[0].importprivkey(
"cPpAdHaD6VoYbW78kveN2bsvb45Q7G5PhaPApVUGwvF8VQ9brD97")
self.nodes[0].importprivkey(
"91zqCU5B9sdWxzMt1ca3VzbtVm2YM6Hi5Rxn4UDtxEaN9C9nzXV")
self.nodes[0].importprivkey(
"cPQFjcVRpAUBG8BA9hzr2yEzHwKoMgLkJZBBtK9vJnvGJgMjzTbd")
self.nodes[0].importprivkey(
"cQGtcm34xiLjB1v7bkRa4V3aAc9tS2UTuBZ1UnZGeSeNy627fN66")
self.nodes[0].importprivkey(
"cTW5mR5M45vHxXkeChZdtSPozrFwFgmEvTNnanCW6wrqwaCZ1X7K")
self.create_and_mine_tx_from_txids(solvable_txid)
# Test that importing native P2WPKH/P2WSH scripts works
for use_p2wsh in [False, True]:
if use_p2wsh:
scriptPubKey = "00203a59f3f56b713fdcf5d1a57357f02c44342cbf306ffe0c4741046837bf90561a"
transaction = "01000000000100e1f505000000002200203a59f3f56b713fdcf5d1a57357f02c44342cbf306ffe0c4741046837bf90561a00000000"
else:
scriptPubKey = "a9142f8c469c2f0084c48e11f998ffbe7efa7549f26d87"
transaction = "01000000000100e1f5050000000017a9142f8c469c2f0084c48e11f998ffbe7efa7549f26d8700000000"
self.nodes[1].importaddress(scriptPubKey, "", False)
rawtxfund = self.nodes[1].fundrawtransaction(
transaction)['hex']
rawtxfund = self.nodes[1].signrawtransactionwithwallet(
rawtxfund)["hex"]
txid = self.nodes[1].sendrawtransaction(rawtxfund)
assert_equal(self.nodes[1].gettransaction(txid, True)["txid"],
txid)
assert_equal(
self.nodes[1].listtransactions("*", 1, 0, True)[0]["txid"],
txid)
# Assert it is properly saved
self.restart_node(1)
assert_equal(self.nodes[1].gettransaction(txid, True)["txid"],
txid)
assert_equal(
self.nodes[1].listtransactions("*", 1, 0, True)[0]["txid"],
txid)
def run_test(self):
print("Testing wallet secret recovery")
self.test_wallet_recovery()
print("General Confidential tests")
# Running balances
node0 = self.nodes[0].getbalance()["bitcoin"]
assert_equal(node0, 21000000) # just making sure initialfreecoins is working
node1 = 0
node2 = 0
self.nodes[0].generate(101)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), node0, "", "", True)
self.nodes[0].generate(101)
self.sync_all()
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, "bitcoin"), node1)
assert_equal(self.nodes[2].getbalance("*", 1, False, "bitcoin"), node2)
# Send 3 BTC from 0 to a new unconfidential address of 2 with
# the sendtoaddress call
address = self.nodes[2].getnewaddress()
unconfidential_address = self.nodes[2].validateaddress(address)["unconfidential"]
value0 = 3
self.nodes[0].sendtoaddress(unconfidential_address, value0)
self.nodes[0].generate(101)
self.sync_all()
node0 = node0 - value0
node2 = node2 + value0
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, "bitcoin"), node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Send 5 BTC from 0 to a new address of 2 with the sendtoaddress call
address2 = self.nodes[2].getnewaddress()
unconfidential_address2 = self.nodes[2].validateaddress(address2)["unconfidential"]
value1 = 5
confidential_tx_id = self.nodes[0].sendtoaddress(address2, value1)
self.nodes[0].generate(101)
self.sync_all()
node0 = node0 - value1
node2 = node2 + value1
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, "bitcoin"), node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Send 7 BTC from 0 to the unconfidential address of 2 and 11 BTC to the
# confidential address using the raw transaction interface
change_address = self.nodes[0].getnewaddress()
value2 = 7
value3 = 11
value23 = value2 + value3
unspent = self.nodes[0].listunspent(1, 9999999, [], True, {"asset": "bitcoin"})
unspent = [i for i in unspent if i['amount'] > value23]
assert_equal(len(unspent), 1)
fee = Decimal('0.0001')
tx = self.nodes[0].createrawtransaction([{"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]}],
{unconfidential_address: value2, address2: value3,
change_address: unspent[0]["amount"] - value2 - value3 - fee, "fee":fee})
tx = self.nodes[0].blindrawtransaction(tx)
tx_signed = self.nodes[0].signrawtransactionwithwallet(tx)
raw_tx_id = self.nodes[0].sendrawtransaction(tx_signed['hex'])
self.nodes[0].generate(101)
self.sync_all()
node0 -= (value2 + value3)
node2 += value2 + value3
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, "bitcoin"), node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Check 2's listreceivedbyaddress
received_by_address = self.nodes[2].listreceivedbyaddress(0, False, False, "", "bitcoin")
validate_by_address = [(address2, {"bitcoin": value1 + value3}), (address, {"bitcoin": value0 + value2})]
assert_equal(sorted([(ele['address'], ele['amount']) for ele in received_by_address], key=lambda t: t[0]),
sorted(validate_by_address, key = lambda t: t[0]))
# Give an auditor (node 1) a blinding key to allow her to look at
# transaction values
self.nodes[1].importaddress(address2)
received_by_address = self.nodes[1].listreceivedbyaddress(1, False, True)
#Node sees nothing unless it understands the values
assert_equal(len(received_by_address), 0)
assert_equal(len(self.nodes[1].listunspent(1, 9999999, [], True, {"asset": "bitcoin"})), 0)
# Import the blinding key
blindingkey = self.nodes[2].dumpblindingkey(address2)
self.nodes[1].importblindingkey(address2, blindingkey)
# Check the auditor's gettransaction and listreceivedbyaddress
# Needs rescan to update wallet txns
conf_tx = self.nodes[1].gettransaction(confidential_tx_id, True)
assert_equal(conf_tx['amount']["bitcoin"], value1)
# Make sure wallet can now deblind part of transaction
deblinded_tx = self.nodes[1].unblindrawtransaction(conf_tx['hex'])['hex']
for output in self.nodes[1].decoderawtransaction(deblinded_tx)["vout"]:
if "value" in output and output["scriptPubKey"]["type"] != "fee":
assert_equal(output["scriptPubKey"]["addresses"][0], self.nodes[1].validateaddress(address2)['unconfidential'])
found_unblinded = True
assert(found_unblinded)
assert_equal(self.nodes[1].gettransaction(raw_tx_id, True)['amount']["bitcoin"], value3)
list_unspent = self.nodes[1].listunspent(1, 9999999, [], True, {"asset": "bitcoin"})
assert_equal(list_unspent[0]['amount']+list_unspent[1]['amount'], value1+value3)
received_by_address = self.nodes[1].listreceivedbyaddress(1, False, True)
assert_equal(len(received_by_address), 1)
assert_equal((received_by_address[0]['address'], received_by_address[0]['amount']['bitcoin']),
(unconfidential_address2, value1 + value3))
# Spending a single confidential output and sending it to a
# unconfidential output is not possible with CT. Test the
# correct behavior of blindrawtransaction.
unspent = self.nodes[0].listunspent(1, 9999999, [], True, {"asset": "bitcoin"})
unspent = [i for i in unspent if i['amount'] > value23]
assert_equal(len(unspent), 1)
tx = self.nodes[0].createrawtransaction([{"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]}],
{unconfidential_address: unspent[0]["amount"] - fee, "fee":fee})
# Test that blindrawtransaction adds an OP_RETURN output to balance blinders
temptx = self.nodes[0].blindrawtransaction(tx)
decodedtx = self.nodes[0].decoderawtransaction(temptx)
assert_equal(decodedtx["vout"][-1]["scriptPubKey"]["asm"], "OP_RETURN")
assert_equal(len(decodedtx["vout"]), 3)
# Create same transaction but with a change/dummy output.
# It should pass the blinding step.
value4 = 17
change_address = self.nodes[0].getrawchangeaddress()
tx = self.nodes[0].createrawtransaction([{"txid": unspent[0]["txid"],
"vout": unspent[0]["vout"],
"nValue": unspent[0]["amount"]}],
{unconfidential_address: value4,
change_address: unspent[0]["amount"] - value4 - fee, "fee":fee})
tx = self.nodes[0].blindrawtransaction(tx)
tx_signed = self.nodes[0].signrawtransactionwithwallet(tx)
txid = self.nodes[0].sendrawtransaction(tx_signed['hex'])
decodedtx = self.nodes[0].decoderawtransaction(tx_signed["hex"])
self.nodes[0].generate(101)
self.sync_all()
unblindfound = False
for i in range(len(decodedtx["vout"])):
txout = self.nodes[0].gettxout(txid, i)
if txout is not None and "asset" in txout:
unblindfound = True
if unblindfound == False:
raise Exception("No unconfidential output detected when one should exist")
node0 -= value4
node2 += value4
assert_equal(self.nodes[0].getbalance()["bitcoin"], node0)
assert_equal(self.nodes[1].getbalance("*", 1, False, "bitcoin"), node1)
assert_equal(self.nodes[2].getbalance()["bitcoin"], node2)
# Testing wallet's ability to deblind its own outputs
addr = self.nodes[0].getnewaddress()
addr2 = self.nodes[0].getnewaddress()
# We add two to-blind outputs, fundraw adds an already-blinded change output
# If we only add one, the newly blinded will be 0-blinded because input = -output
raw = self.nodes[0].createrawtransaction([], {addr:Decimal('1.1'), addr2:1})
funded = self.nodes[0].fundrawtransaction(raw)
# fund again to make sure no blinded outputs were created (would fail)
funded = self.nodes[0].fundrawtransaction(funded["hex"])
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
# blind again to make sure we know output blinders
blinded2 = self.nodes[0].blindrawtransaction(blinded)
# then sign and send
signed = self.nodes[0].signrawtransactionwithwallet(blinded2)
self.nodes[0].sendrawtransaction(signed["hex"])
# Aside: Check all outputs after fundraw are properly marked for blinding
fund_decode = self.nodes[0].decoderawtransaction(funded["hex"])
for output in fund_decode["vout"][:-1]:
assert "asset" in output
assert "value" in output
assert output["scriptPubKey"]["type"] != "fee"
assert output["commitmentnonce_fully_valid"]
assert fund_decode["vout"][-1]["scriptPubKey"]["type"] == "fee"
assert not fund_decode["vout"][-1]["commitmentnonce_fully_valid"]
# Also check that all fundraw outputs marked for blinding are blinded later
for blind_tx in [blinded, blinded2]:
blind_decode = self.nodes[0].decoderawtransaction(blind_tx)
for output in blind_decode["vout"][:-1]:
assert "asset" not in output
assert "value" not in output
assert output["scriptPubKey"]["type"] != "fee"
assert output["commitmentnonce_fully_valid"]
assert blind_decode["vout"][-1]["scriptPubKey"]["type"] == "fee"
assert "asset" in blind_decode["vout"][-1]
assert "value" in blind_decode["vout"][-1]
assert not blind_decode["vout"][-1]["commitmentnonce_fully_valid"]
# Check createblindedaddress functionality
blinded_addr = self.nodes[0].getnewaddress()
validated_addr = self.nodes[0].validateaddress(blinded_addr)
blinding_pubkey = self.nodes[0].validateaddress(blinded_addr)["confidential_key"]
blinding_key = self.nodes[0].dumpblindingkey(blinded_addr)
assert_equal(blinded_addr, self.nodes[1].createblindedaddress(validated_addr["unconfidential"], blinding_pubkey))
# If a blinding key is over-ridden by a newly imported one, funds may be unaccounted for
new_addr = self.nodes[0].getnewaddress()
new_validated = self.nodes[0].validateaddress(new_addr)
self.nodes[2].sendtoaddress(new_addr, 1)
self.sync_all()
diff_blind = self.nodes[1].createblindedaddress(new_validated["unconfidential"], blinding_pubkey)
assert_equal(len(self.nodes[0].listunspent(0, 0, [new_validated["unconfidential"]])), 1)
self.nodes[0].importblindingkey(diff_blind, blinding_key)
# CT values for this wallet transaction have been cached via importblindingkey
# therefore result will be same even though we change blinding keys
assert_equal(len(self.nodes[0].listunspent(0, 0, [new_validated["unconfidential"]])), 1)
# Confidential Assets Tests
print("Assets tests...")
# Bitcoin is the first issuance
assert_equal(self.nodes[0].listissuances()[0]["assetlabel"], "bitcoin")
assert_equal(len(self.nodes[0].listissuances()), 1)
# Unblinded issuance of asset
issued = self.nodes[0].issueasset(1, 1, False)
self.nodes[0].reissueasset(issued["asset"], 1)
# Compare resulting fields with getrawtransaction
raw_details = self.nodes[0].getrawtransaction(issued["txid"], 1)
assert_equal(issued["entropy"], raw_details["vin"][issued["vin"]]["issuance"]["assetEntropy"])
assert_equal(issued["asset"], raw_details["vin"][issued["vin"]]["issuance"]["asset"])
assert_equal(issued["token"], raw_details["vin"][issued["vin"]]["issuance"]["token"])
self.nodes[0].generate(1)
self.sync_all()
issued2 = self.nodes[0].issueasset(2, 1)
test_asset = issued2["asset"]
assert_equal(self.nodes[0].getwalletinfo()['balance'][test_asset], Decimal(2))
assert(test_asset not in self.nodes[1].getwalletinfo()['balance'])
# Assets balance checking, note that accounts are completely ignored because
# balance queries with accounts are horrifically broken upstream
assert_equal(self.nodes[0].getbalance("*", 0, False, "bitcoin"), self.nodes[0].getbalance("*", 0, False, "bitcoin"))
assert_equal(self.nodes[0].getwalletinfo()['balance']['bitcoin'], self.nodes[0].getbalance("*", 0, False, "bitcoin"))
# Send some bitcoin and other assets over as well to fund wallet
addr = self.nodes[2].getnewaddress()
self.nodes[0].sendtoaddress(addr, 5)
self.nodes[0].sendmany("", {addr: 1, self.nodes[2].getnewaddress(): 13}, 0, "", [], False, 1, "UNSET", {addr: test_asset})
self.sync_all()
# Should have exactly 1 in change(trusted, though not confirmed) after sending one off
assert_equal(self.nodes[0].getbalance("*", 0, False, test_asset), 1)
assert_equal(self.nodes[2].getunconfirmedbalance()[test_asset], Decimal(1))
b_utxos = self.nodes[2].listunspent(0, 0, [], True, {"asset": "bitcoin"})
t_utxos = self.nodes[2].listunspent(0, 0, [], True, {"asset": test_asset})
assert_equal(len(self.nodes[2].listunspent(0, 0, [])), len(b_utxos)+len(t_utxos))
# Now craft a blinded transaction via raw api
rawaddrs = []
for i in range(2):
rawaddrs.append(self.nodes[1].getnewaddress())
raw_assets = self.nodes[2].createrawtransaction([{"txid":b_utxos[0]['txid'], "vout":b_utxos[0]['vout'], "nValue":b_utxos[0]['amount']}, {"txid":b_utxos[1]['txid'], "vout":b_utxos[1]['vout'], "nValue":b_utxos[1]['amount'], "asset":b_utxos[1]['asset']}, {"txid":t_utxos[0]['txid'], "vout":t_utxos[0]['vout'], "nValue":t_utxos[0]['amount'], "asset":t_utxos[0]['asset']}], {rawaddrs[1]:Decimal(t_utxos[0]['amount']), rawaddrs[0]:Decimal(b_utxos[0]['amount']+b_utxos[1]['amount']-Decimal("0.01")), "fee":Decimal("0.01")}, 0, False, {rawaddrs[0]:b_utxos[0]['asset'], rawaddrs[1]:t_utxos[0]['asset'], "fee":b_utxos[0]['asset']})
# Sign unblinded, then blinded
signed_assets = self.nodes[2].signrawtransactionwithwallet(raw_assets)
blind_assets = self.nodes[2].blindrawtransaction(raw_assets)
signed_assets = self.nodes[2].signrawtransactionwithwallet(blind_assets)
# And finally send
self.nodes[2].sendrawtransaction(signed_assets['hex'])
self.nodes[2].generate(101)
self.sync_all()
issuancedata = self.nodes[2].issueasset(0, Decimal('0.00000006')) #0 of asset, 6 reissuance token
# Node 2 will send node 1 a reissuance token, both will generate assets
self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(), Decimal('0.00000001'), "", "", False, False, 1, "UNSET", issuancedata["token"])
# node 1 needs to know about a (re)issuance to reissue itself
self.nodes[1].importaddress(self.nodes[2].gettransaction(issuancedata["txid"])["details"][0]["address"])
# also send some bitcoin
self.nodes[2].generate(1)
self.sync_all()
self.nodes[1].reissueasset(issuancedata["asset"], Decimal('0.05'))
self.nodes[2].reissueasset(issuancedata["asset"], Decimal('0.025'))
self.nodes[1].generate(1)
self.sync_all()
# Check for value accounting when asset issuance is null but token not, ie unblinded
# HACK: Self-send to sweep up bitcoin inputs into blinded output.
# We were hitting https://github.com/ElementsProject/elements/issues/473 for the following issuance
self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), self.nodes[0].getwalletinfo()["balance"]["bitcoin"], "", "", True)
issued = self.nodes[0].issueasset(0, 1, False)
walletinfo = self.nodes[0].getwalletinfo()
assert(issued["asset"] not in walletinfo["balance"])
assert_equal(walletinfo["balance"][issued["token"]], Decimal(1))
assert(issued["asset"] not in walletinfo["unconfirmed_balance"])
assert(issued["token"] not in walletinfo["unconfirmed_balance"])
# Check for value when receiving different assets by same address.
self.nodes[0].sendtoaddress(unconfidential_address2, Decimal('0.00000001'), "", "", False, False, 1, "UNSET", test_asset)
self.nodes[0].sendtoaddress(unconfidential_address2, Decimal('0.00000002'), "", "", False, False, 1, "UNSET", test_asset)
self.nodes[0].generate(1)
self.sync_all()
received_by_address = self.nodes[1].listreceivedbyaddress(0, False, True)
multi_asset_amount = [x for x in received_by_address if x['address'] == unconfidential_address2][0]['amount']
assert_equal(multi_asset_amount['bitcoin'], value1 + value3)
assert_equal(multi_asset_amount[test_asset], Decimal('0.00000003'))
# Check blinded multisig functionality and partial blinding functionality
# Get two pubkeys
blinded_addr = self.nodes[0].getnewaddress()
pubkey = self.nodes[0].getaddressinfo(blinded_addr)["pubkey"]
blinded_addr2 = self.nodes[1].getnewaddress()
pubkey2 = self.nodes[1].getaddressinfo(blinded_addr2)["pubkey"]
pubkeys = [pubkey, pubkey2]
# Add multisig address
unconfidential_addr = self.nodes[0].addmultisigaddress(2, pubkeys)["address"]
self.nodes[1].addmultisigaddress(2, pubkeys)
self.nodes[0].importaddress(unconfidential_addr)
self.nodes[1].importaddress(unconfidential_addr)
# Use blinding key from node 0's original getnewaddress call
blinding_pubkey = self.nodes[0].getaddressinfo(blinded_addr)["confidential_key"]
blinding_key = self.nodes[0].dumpblindingkey(blinded_addr)
# Create blinded address from p2sh address and import corresponding privkey
blinded_multisig_addr = self.nodes[0].createblindedaddress(unconfidential_addr, blinding_pubkey)
self.nodes[0].importblindingkey(blinded_multisig_addr, blinding_key)
# Issue new asset, to use different assets in one transaction when doing
# partial blinding. Just to make these tests a bit more elaborate :-)
issued3 = self.nodes[2].issueasset(1, 0)
self.nodes[2].generate(1)
self.sync_all()
node2_balance = self.nodes[2].getbalance()
assert(issued3['asset'] in node2_balance)
assert_equal(node2_balance[issued3['asset']], Decimal(1))
# Send asset to blinded multisig address and check that it was received
self.nodes[2].sendtoaddress(address=blinded_multisig_addr, amount=1, assetlabel=issued3['asset'])
self.sync_all()
# We will use this multisig UTXO in our partially-blinded transaction,
# and will also check that multisig UTXO can be successfully spent
# after the transaction is signed by node1 and node0 in succession.
unspent_asset = self.nodes[0].listunspent(0, 0, [unconfidential_addr], True, {"asset":issued3['asset']})
assert_equal(len(unspent_asset), 1)
assert(issued3['asset'] not in self.nodes[2].getbalance())
# Create new UTXO on node0 to be used in our partially-blinded transaction
blinded_addr = self.nodes[0].getnewaddress()
addr = self.nodes[0].validateaddress(blinded_addr)["unconfidential"]
self.nodes[0].sendtoaddress(blinded_addr, 0.1)
unspent = self.nodes[0].listunspent(0, 0, [addr])
assert_equal(len(unspent), 1)
# Create new UTXO on node1 to be used in our partially-blinded transaction
blinded_addr2 = self.nodes[1].getnewaddress()
addr2 = self.nodes[1].validateaddress(blinded_addr2)["unconfidential"]
self.nodes[1].sendtoaddress(blinded_addr2, 0.11)
unspent2 = self.nodes[1].listunspent(0, 0, [addr2])
assert_equal(len(unspent2), 1)
# The transaction will have three non-fee outputs
dst_addr = self.nodes[0].getnewaddress()
dst_addr2 = self.nodes[1].getnewaddress()
dst_addr3 = self.nodes[2].getnewaddress()
# Inputs are selected up front
inputs = [{"txid": unspent2[0]["txid"], "vout": unspent2[0]["vout"]}, {"txid": unspent[0]["txid"], "vout": unspent[0]["vout"]}, {"txid": unspent_asset[0]["txid"], "vout": unspent_asset[0]["vout"]}]
# Create one part of the transaction to partially blind
rawtx = self.nodes[0].createrawtransaction(
inputs, {dst_addr2: Decimal("0.01")})
# Create another part of the transaction to partially blind
rawtx2 = self.nodes[0].createrawtransaction(
inputs,
{dst_addr: Decimal("0.1"), dst_addr3: Decimal("1.0")},
0,
False,
{dst_addr: unspent[0]['asset'], dst_addr3: unspent_asset[0]['asset']})
sum_i = unspent2[0]["amount"] + unspent[0]["amount"]
sum_o = 0.01 + 0.10 + 0.1
assert_equal(int(round(sum_i*COIN)), int(round(sum_o*COIN)))
# Blind the first part of the transaction - we need to supply the
# assetcommmitments for all of the inputs, for the surjectionproof
# to be valid after we combine the transactions
blindtx = self.nodes[1].blindrawtransaction(
rawtx, True, [
unspent2[0]['assetcommitment'],
unspent[0]['assetcommitment'],
unspent_asset[0]['assetcommitment']
])
# Combine the transactions
# Blinded, but incomplete transaction.
# 3 inputs and 1 output, but no fee output, and
# it was blinded with 3 asset commitments, that means
# the final transaction should have 3 inputs.
btx = CTransaction()
btx.deserialize(io.BytesIO(hex_str_to_bytes(blindtx)))
# Unblinded transaction, with 3 inputs and 2 outputs.
# We will add them to the other transaction to make it complete.
ubtx = CTransaction()
ubtx.deserialize(io.BytesIO(hex_str_to_bytes(rawtx2)))
# We will add outputs of unblinded transaction
# on top of inputs and outputs of the blinded, but incomplete transaction.
# We also append empty witness instances to make witness arrays match
# vin/vout arrays
btx.wit.vtxinwit.append(CTxInWitness())
btx.vout.append(ubtx.vout[0])
btx.wit.vtxoutwit.append(CTxOutWitness())
btx.wit.vtxinwit.append(CTxInWitness())
btx.vout.append(ubtx.vout[1])
btx.wit.vtxoutwit.append(CTxOutWitness())
# Add explicit fee output
btx.vout.append(CTxOut(nValue=CTxOutValue(10000000),
nAsset=CTxOutAsset(BITCOIN_ASSET_OUT)))
btx.wit.vtxoutwit.append(CTxOutWitness())
# Input 0 is bitcoin asset (already blinded)
# Input 1 is also bitcoin asset
# Input 2 is our new asset
# Blind with wrong order of assetcommitments - such transaction should be rejected
blindtx = self.nodes[0].blindrawtransaction(
bytes_to_hex_str(btx.serialize()), True, [
unspent_asset[0]['assetcommitment'],
unspent[0]['assetcommitment'],
unspent2[0]['assetcommitment']
])
stx2 = self.nodes[1].signrawtransactionwithwallet(blindtx)
stx = self.nodes[0].signrawtransactionwithwallet(stx2['hex'])
self.sync_all()
assert_raises_rpc_error(-26, "bad-txns-in-ne-out", self.nodes[2].sendrawtransaction, stx['hex'])
# Blind with correct order of assetcommitments
blindtx = self.nodes[0].blindrawtransaction(
bytes_to_hex_str(btx.serialize()), True, [
unspent2[0]['assetcommitment'],
unspent[0]['assetcommitment'],
unspent_asset[0]['assetcommitment']
])
stx2 = self.nodes[1].signrawtransactionwithwallet(blindtx)
stx = self.nodes[0].signrawtransactionwithwallet(stx2['hex'])
txid = self.nodes[2].sendrawtransaction(stx['hex'])
self.nodes[2].generate(1)
assert self.nodes[2].getrawtransaction(txid, 1)['confirmations'] == 1
self.sync_all()
# Check that the sent asset has reached its destination
unconfidential_dst_addr3 = self.nodes[2].validateaddress(dst_addr3)["unconfidential"]
unspent_asset2 = self.nodes[2].listunspent(1, 1, [unconfidential_dst_addr3], True, {"asset":issued3['asset']})
assert_equal(len(unspent_asset2), 1)
assert_equal(unspent_asset2[0]['amount'], Decimal(1))
# And that the balance was correctly updated
assert_equal(self.nodes[2].getbalance()[issued3['asset']], Decimal(1))
# Basic checks of rawblindrawtransaction functionality
blinded_addr = self.nodes[0].getnewaddress()
addr = self.nodes[0].validateaddress(blinded_addr)["unconfidential"]
self.nodes[0].sendtoaddress(blinded_addr, 1)
self.nodes[0].sendtoaddress(blinded_addr, 3)
unspent = self.nodes[0].listunspent(0, 0)
rawtx = self.nodes[0].createrawtransaction([{"txid":unspent[0]["txid"], "vout":unspent[0]["vout"]}, {"txid":unspent[1]["txid"], "vout":unspent[1]["vout"]}], {addr:unspent[0]["amount"]+unspent[1]["amount"]-Decimal("0.2"), "fee":Decimal("0.2")})
# Blinding will fail with 2 blinded inputs and 0 blinded outputs
# since it has no notion of a wallet to fill in a 0-value OP_RETURN output
try:
self.nodes[0].rawblindrawtransaction(rawtx, [unspent[0]["amountblinder"], unspent[1]["amountblinder"]], [unspent[0]["amount"], unspent[1]["amount"]], [unspent[0]["asset"], unspent[1]["asset"]], [unspent[0]["assetblinder"], unspent[1]["assetblinder"]])
raise AssertionError("Shouldn't be able to blind 2 input 0 output transaction via rawblindraw")
except JSONRPCException:
pass
# Blinded destination added, can blind, sign and send
rawtx = self.nodes[0].createrawtransaction([{"txid":unspent[0]["txid"], "vout":unspent[0]["vout"]}, {"txid":unspent[1]["txid"], "vout":unspent[1]["vout"]}], {blinded_addr:unspent[0]["amount"]+unspent[1]["amount"]-Decimal("0.002"), "fee":Decimal("0.002")})
signtx = self.nodes[0].signrawtransactionwithwallet(rawtx)
try:
self.nodes[0].sendrawtransaction(signtx["hex"])
raise AssertionError("Shouldn't be able to send unblinded tx with emplaced pubkey in output without additional argument")
except JSONRPCException:
pass
blindtx = self.nodes[0].rawblindrawtransaction(rawtx, [unspent[0]["amountblinder"], unspent[1]["amountblinder"]], [unspent[0]["amount"], unspent[1]["amount"]], [unspent[0]["asset"], unspent[1]["asset"]], [unspent[0]["assetblinder"], unspent[1]["assetblinder"]])
signtx = self.nodes[0].signrawtransactionwithwallet(blindtx)
txid = self.nodes[0].sendrawtransaction(signtx["hex"])
for output in self.nodes[0].decoderawtransaction(blindtx)["vout"]:
if "asset" in output and output["scriptPubKey"]["type"] != "fee":
raise AssertionError("An unblinded output exists")
# Test fundrawtransaction with multiple assets
issue = self.nodes[0].issueasset(1, 0)
assetaddr = self.nodes[0].getnewaddress()
rawtx = self.nodes[0].createrawtransaction([], {assetaddr:1, self.nodes[0].getnewaddress():2}, 0, False, {assetaddr:issue["asset"]})
funded = self.nodes[0].fundrawtransaction(rawtx)
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
signed = self.nodes[0].signrawtransactionwithwallet(blinded)
txid = self.nodes[0].sendrawtransaction(signed["hex"])
# Test fundrawtransaction with multiple inputs, creating > vout.size change
rawtx = self.nodes[0].createrawtransaction([{"txid":txid, "vout":0}, {"txid":txid, "vout":1}], {self.nodes[0].getnewaddress():5})
funded = self.nodes[0].fundrawtransaction(rawtx)
blinded = self.nodes[0].blindrawtransaction(funded["hex"])
signed = self.nodes[0].signrawtransactionwithwallet(blinded)
txid = self.nodes[0].sendrawtransaction(signed["hex"])
# Test corner case where wallet appends a OP_RETURN output, yet doesn't blind it
# due to the fact that the output value is 0-value and input pedersen commitments
# self-balance. This is rare corner case, but ok.
unblinded = self.nodes[0].validateaddress(self.nodes[0].getnewaddress())["unconfidential"]
self.nodes[0].sendtoaddress(unblinded, self.nodes[0].getbalance()["bitcoin"], "", "", True)
# Make tx with blinded destination and change outputs only
self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), self.nodes[0].getbalance()["bitcoin"]/2)
# Send back again, this transaction should have 3 outputs, all unblinded
txid = self.nodes[0].sendtoaddress(unblinded, self.nodes[0].getbalance()["bitcoin"], "", "", True)
outputs = self.nodes[0].getrawtransaction(txid, 1)["vout"]
assert_equal(len(outputs), 3)
assert("value" in outputs[0] and "value" in outputs[1] and "value" in outputs[2])
assert_equal(outputs[2]["scriptPubKey"]["type"], 'nulldata')
# Test burn argument in createrawtransaction
raw_burn1 = self.nodes[0].createrawtransaction([], {self.nodes[0].getnewaddress():1, "burn":2})
decode_burn1 = self.nodes[0].decoderawtransaction(raw_burn1)
assert_equal(len(decode_burn1["vout"]), 2)
found_pay = False
found_burn = False
for output in decode_burn1["vout"]:
if output["scriptPubKey"]["asm"] == "OP_RETURN":
found_burn = True
if output["asset"] != self.nodes[0].dumpassetlabels()["bitcoin"]:
raise Exception("Burn should have been bitcoin(policyAsset)")
if output["scriptPubKey"]["type"] == "scripthash":
found_pay = True
assert(found_pay and found_burn)
raw_burn2 = self.nodes[0].createrawtransaction([], {self.nodes[0].getnewaddress():1, "burn":2}, 101, False, {"burn":"deadbeef"*8})
decode_burn2 = self.nodes[0].decoderawtransaction(raw_burn2)
assert_equal(len(decode_burn2["vout"]), 2)
found_pay = False
found_burn = False
for output in decode_burn2["vout"]:
if output["scriptPubKey"]["asm"] == "OP_RETURN":
found_burn = True
if output["asset"] != "deadbeef"*8:
raise Exception("Burn should have been deadbeef")
if output["scriptPubKey"]["type"] == "scripthash":
found_pay = True
assert(found_pay and found_burn)
def run_test(self):
node = self.nodes[0]
# Generate 6 keys.
rawkeys = []
pubkeys = []
for i in range(6):
raw_key = CECKey()
raw_key.set_secretbytes(('privkey%d' % i).encode('ascii'))
rawkeys.append(raw_key)
pubkeys = [CPubKey(key.get_pubkey()) for key in rawkeys]
# Create a 4-of-6 multi-sig wallet with CLTV.
height = 210
redeem_script = CScript(
[CScriptNum(height), OP_CHECKLOCKTIMEVERIFY, OP_DROP
] # CLTV (lock_time >= 210)
+ [OP_4] + pubkeys + [OP_6, OP_CHECKMULTISIG]) # multi-sig
hex_redeem_script = bytes_to_hex_str(redeem_script)
p2sh_address = script_to_p2sh(redeem_script, main=False)
# Send 1 coin to the mult-sig wallet.
txid = node.sendtoaddress(p2sh_address, 1.0)
raw_tx = node.getrawtransaction(txid, True)
try:
node.importaddress(hex_redeem_script, 'cltv', True, True)
except Exception:
pass
assert_equal(
sig(node.getreceivedbyaddress(p2sh_address, 0) - Decimal(1.0)), 0)
# Mine one block to confirm the transaction.
node.generate(1) # block 201
assert_equal(
sig(node.getreceivedbyaddress(p2sh_address, 1) - Decimal(1.0)), 0)
# Try to spend the coin.
addr_to = node.getnewaddress('')
# (1) Find the UTXO
for vout in raw_tx['vout']:
if vout['scriptPubKey']['addresses'] == [p2sh_address]:
vout_n = vout['n']
hex_script_pubkey = raw_tx['vout'][vout_n]['scriptPubKey']['hex']
value = raw_tx['vout'][vout_n]['value']
# (2) Create a tx
inputs = [{
"txid": txid,
"vout": vout_n,
"scriptPubKey": hex_script_pubkey,
"redeemScript": hex_redeem_script,
"amount": value,
}]
outputs = {addr_to: 0.999}
lock_time = height
hex_spend_raw_tx = node.createrawtransaction(inputs, outputs,
lock_time)
hex_funding_raw_tx = node.getrawtransaction(txid, False)
# (3) Try to sign the spending tx.
tx0 = CTransaction()
tx0.deserialize(io.BytesIO(hex_str_to_bytes(hex_funding_raw_tx)))
tx1 = CTransaction()
tx1.deserialize(io.BytesIO(hex_str_to_bytes(hex_spend_raw_tx)))
self.sign_tx(tx1, tx0, vout_n, redeem_script, 0,
rawkeys[:4]) # Sign with key[0:4]
# Mine some blocks to pass the lock time.
node.generate(10)
# Spend the CLTV multi-sig coins.
raw_tx1 = tx1.serialize()
hex_raw_tx1 = bytes_to_hex_str(raw_tx1)
node.sendrawtransaction(hex_raw_tx1)
# Check the tx is accepted by mempool but not confirmed.
assert_equal(
sig(node.getreceivedbyaddress(addr_to, 0) - Decimal(0.999)), 0)
assert_equal(sig(node.getreceivedbyaddress(addr_to, 1)), 0)
# Mine a block to confirm the tx.
node.generate(1)
assert_equal(
sig(node.getreceivedbyaddress(addr_to, 1) - Decimal(0.999)), 0)
def run_test(self):
self.log.info('prepare some coins for multiple *rawtransaction commands')
self.nodes[2].generate(1)
self.sync_all()
self.nodes[0].generate(101)
self.sync_all()
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(),1.5)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(),1.0)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(),5.0)
self.sync_all()
self.nodes[0].generate(5)
self.sync_all()
self.log.info('Test getrawtransaction on genesis block coinbase returns an error')
block = self.nodes[0].getblock(self.nodes[0].getblockhash(0))
assert_raises_rpc_error(-5, "The genesis block coinbase is not considered an ordinary transaction", self.nodes[0].getrawtransaction, block['merkleroot'])
self.log.info('Check parameter types and required parameters of createrawtransaction')
# Test `createrawtransaction` required parameters
assert_raises_rpc_error(-1, "createrawtransaction", self.nodes[0].createrawtransaction)
assert_raises_rpc_error(-1, "createrawtransaction", self.nodes[0].createrawtransaction, [])
# Test `createrawtransaction` invalid extra parameters
assert_raises_rpc_error(-1, "createrawtransaction", self.nodes[0].createrawtransaction, [], {}, 0, False, 'foo')
# Test `createrawtransaction` invalid `inputs`
txid = '1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000'
assert_raises_rpc_error(-3, "Expected type array", self.nodes[0].createrawtransaction, 'foo', {})
assert_raises_rpc_error(-1, "JSON value is not an object as expected", self.nodes[0].createrawtransaction, ['foo'], {})
assert_raises_rpc_error(-1, "JSON value is not a string as expected", self.nodes[0].createrawtransaction, [{}], {})
assert_raises_rpc_error(-8, "txid must be of length 64 (not 3, for 'foo')", self.nodes[0].createrawtransaction, [{'txid': 'foo'}], {})
assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844')", self.nodes[0].createrawtransaction, [{'txid': 'ZZZ7bb8b1697ea987f3b223ba7819250cae33efacb068d23dc24859824a77844'}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key", self.nodes[0].createrawtransaction, [{'txid': txid}], {})
assert_raises_rpc_error(-8, "Invalid parameter, missing vout key", self.nodes[0].createrawtransaction, [{'txid': txid, 'vout': 'foo'}], {})
assert_raises_rpc_error(-8, "Invalid parameter, vout must be positive", self.nodes[0].createrawtransaction, [{'txid': txid, 'vout': -1}], {})
assert_raises_rpc_error(-8, "Invalid parameter, sequence number is out of range", self.nodes[0].createrawtransaction, [{'txid': txid, 'vout': 0, 'sequence': -1}], {})
# Test `createrawtransaction` invalid `outputs`
address = self.nodes[0].getnewaddress()
address2 = self.nodes[0].getnewaddress()
assert_raises_rpc_error(-1, "JSON value is not an array as expected", self.nodes[0].createrawtransaction, [], 'foo')
self.nodes[0].createrawtransaction(inputs=[], outputs={}) # Should not throw for backwards compatibility
self.nodes[0].createrawtransaction(inputs=[], outputs=[])
assert_raises_rpc_error(-8, "Data must be hexadecimal string", self.nodes[0].createrawtransaction, [], {'data': 'foo'})
assert_raises_rpc_error(-5, "Invalid Bitcoin address", self.nodes[0].createrawtransaction, [], {'foo': 0})
assert_raises_rpc_error(-3, "Invalid amount", self.nodes[0].createrawtransaction, [], {address: 'foo'})
assert_raises_rpc_error(-3, "Amount out of range", self.nodes[0].createrawtransaction, [], {address: -1})
assert_raises_rpc_error(-8, "Invalid parameter, duplicated address: %s" % address, self.nodes[0].createrawtransaction, [], multidict([(address, 1), (address, 1)]))
assert_raises_rpc_error(-8, "Invalid parameter, duplicated address: %s" % address, self.nodes[0].createrawtransaction, [], [{address: 1}, {address: 1}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data", self.nodes[0].createrawtransaction, [], [{"data": 'aa'}, {"data": "bb"}])
assert_raises_rpc_error(-8, "Invalid parameter, duplicate key: data", self.nodes[0].createrawtransaction, [], multidict([("data", 'aa'), ("data", "bb")]))
assert_raises_rpc_error(-8, "Invalid parameter, key-value pair must contain exactly one key", self.nodes[0].createrawtransaction, [], [{'a': 1, 'b': 2}])
assert_raises_rpc_error(-8, "Invalid parameter, key-value pair not an object as expected", self.nodes[0].createrawtransaction, [], [['key-value pair1'], ['2']])
# Test `createrawtransaction` invalid `locktime`
assert_raises_rpc_error(-3, "Expected type number", self.nodes[0].createrawtransaction, [], {}, 'foo')
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range", self.nodes[0].createrawtransaction, [], {}, -1)
assert_raises_rpc_error(-8, "Invalid parameter, locktime out of range", self.nodes[0].createrawtransaction, [], {}, 4294967296)
# Test `createrawtransaction` invalid `replaceable`
assert_raises_rpc_error(-3, "Expected type bool", self.nodes[0].createrawtransaction, [], {}, 0, 'foo')
self.log.info('Check that createrawtransaction accepts an array and object as outputs')
tx = CTransaction()
# One output
tx.deserialize(BytesIO(hex_str_to_bytes(self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs={address: 99}))))
assert_equal(len(tx.vout), 1)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs=[{address: 99}]),
)
# Two outputs
tx.deserialize(BytesIO(hex_str_to_bytes(self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs=OrderedDict([(address, 99), (address2, 99)])))))
assert_equal(len(tx.vout), 2)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs=[{address: 99}, {address2: 99}]),
)
# Multiple mixed outputs
tx.deserialize(BytesIO(hex_str_to_bytes(self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs=multidict([(address, 99), (address2, 99), ('data', '99')])))))
assert_equal(len(tx.vout), 3)
assert_equal(
bytes_to_hex_str(tx.serialize()),
self.nodes[2].createrawtransaction(inputs=[{'txid': txid, 'vout': 9}], outputs=[{address: 99}, {address2: 99}, {'data': '99'}]),
)
for type in ["bech32", "p2sh-segwit", "legacy"]:
addr = self.nodes[0].getnewaddress("", type)
addrinfo = self.nodes[0].getaddressinfo(addr)
pubkey = addrinfo["scriptPubKey"]
self.log.info('sendrawtransaction with missing prevtx info (%s)' %(type))
# Test `signrawtransactionwithwallet` invalid `prevtxs`
inputs = [ {'txid' : txid, 'vout' : 3, 'sequence' : 1000}]
outputs = { self.nodes[0].getnewaddress() : 1 }
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
prevtx = dict(txid=txid, scriptPubKey=pubkey, vout=3, amount=1)
succ = self.nodes[0].signrawtransactionwithwallet(rawtx, [prevtx])
assert succ["complete"]
if type == "legacy":
del prevtx["amount"]
succ = self.nodes[0].signrawtransactionwithwallet(rawtx, [prevtx])
assert succ["complete"]
if type != "legacy":
assert_raises_rpc_error(-3, "Missing amount", self.nodes[0].signrawtransactionwithwallet, rawtx, [
{
"txid": txid,
"scriptPubKey": pubkey,
"vout": 3,
}
])
assert_raises_rpc_error(-3, "Missing vout", self.nodes[0].signrawtransactionwithwallet, rawtx, [
{
"txid": txid,
"scriptPubKey": pubkey,
"amount": 1,
}
])
assert_raises_rpc_error(-3, "Missing txid", self.nodes[0].signrawtransactionwithwallet, rawtx, [
{
"scriptPubKey": pubkey,
"vout": 3,
"amount": 1,
}
])
assert_raises_rpc_error(-3, "Missing scriptPubKey", self.nodes[0].signrawtransactionwithwallet, rawtx, [
{
"txid": txid,
"vout": 3,
"amount": 1
}
])
#########################################
# sendrawtransaction with missing input #
#########################################
self.log.info('sendrawtransaction with missing input')
inputs = [ {'txid' : "1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000", 'vout' : 1}] #won't exists
outputs = { self.nodes[0].getnewaddress() : 4.998 }
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
rawtx = self.nodes[2].signrawtransactionwithwallet(rawtx)
# This will raise an exception since there are missing inputs
assert_raises_rpc_error(-25, "Missing inputs", self.nodes[2].sendrawtransaction, rawtx['hex'])
#####################################
# getrawtransaction with block hash #
#####################################
# make a tx by sending then generate 2 blocks; block1 has the tx in it
tx = self.nodes[2].sendtoaddress(self.nodes[1].getnewaddress(), 1)
block1, block2 = self.nodes[2].generate(2)
self.sync_all()
# We should be able to get the raw transaction by providing the correct block
gottx = self.nodes[0].getrawtransaction(tx, True, block1)
assert_equal(gottx['txid'], tx)
assert_equal(gottx['in_active_chain'], True)
# We should not have the 'in_active_chain' flag when we don't provide a block
gottx = self.nodes[0].getrawtransaction(tx, True)
assert_equal(gottx['txid'], tx)
assert 'in_active_chain' not in gottx
# We should not get the tx if we provide an unrelated block
assert_raises_rpc_error(-5, "No such transaction found", self.nodes[0].getrawtransaction, tx, True, block2)
# An invalid block hash should raise the correct errors
assert_raises_rpc_error(-1, "JSON value is not a string as expected", self.nodes[0].getrawtransaction, tx, True, True)
assert_raises_rpc_error(-8, "parameter 3 must be of length 64 (not 6, for 'foobar')", self.nodes[0].getrawtransaction, tx, True, "foobar")
assert_raises_rpc_error(-8, "parameter 3 must be of length 64 (not 8, for 'abcd1234')", self.nodes[0].getrawtransaction, tx, True, "abcd1234")
assert_raises_rpc_error(-8, "parameter 3 must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[0].getrawtransaction, tx, True, "ZZZ0000000000000000000000000000000000000000000000000000000000000")
assert_raises_rpc_error(-5, "Block hash not found", self.nodes[0].getrawtransaction, tx, True, "0000000000000000000000000000000000000000000000000000000000000000")
# Undo the blocks and check in_active_chain
self.nodes[0].invalidateblock(block1)
gottx = self.nodes[0].getrawtransaction(txid=tx, verbose=True, blockhash=block1)
assert_equal(gottx['in_active_chain'], False)
self.nodes[0].reconsiderblock(block1)
assert_equal(self.nodes[0].getbestblockhash(), block2)
#########################
# RAW TX MULTISIG TESTS #
#########################
# 2of2 test
addr1 = self.nodes[2].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[2].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
# Tests for createmultisig and addmultisigaddress
assert_raises_rpc_error(-5, "Invalid public key", self.nodes[0].createmultisig, 1, ["01020304"])
self.nodes[0].createmultisig(2, [addr1Obj['pubkey'], addr2Obj['pubkey']]) # createmultisig can only take public keys
assert_raises_rpc_error(-5, "Invalid public key", self.nodes[0].createmultisig, 2, [addr1Obj['pubkey'], addr1]) # addmultisigaddress can take both pubkeys and addresses so long as they are in the wallet, which is tested here.
mSigObj = self.nodes[2].addmultisigaddress(2, [addr1Obj['pubkey'], addr1])['address']
#use balance deltas instead of absolute values
bal = self.nodes[2].getbalance()
# send 1.2 BTC to msig adr
txId = self.nodes[0].sendtoaddress(mSigObj, 1.2)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[2].getbalance(), bal+Decimal('1.20000000')) #node2 has both keys of the 2of2 ms addr., tx should affect the balance
# 2of3 test from different nodes
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr3 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
addr3Obj = self.nodes[2].getaddressinfo(addr3)
mSigObj = self.nodes[2].addmultisigaddress(2, [addr1Obj['pubkey'], addr2Obj['pubkey'], addr3Obj['pubkey']])['address']
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
#THIS IS AN INCOMPLETE FEATURE
#NODE2 HAS TWO OF THREE KEY AND THE FUNDS SHOULD BE SPENDABLE AND COUNT AT BALANCE CALCULATION
assert_equal(self.nodes[2].getbalance(), bal) #for now, assume the funds of a 2of3 multisig tx are not marked as spendable
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
bal = self.nodes[0].getbalance()
inputs = [{ "txid" : txId, "vout" : vout['n'], "scriptPubKey" : vout['scriptPubKey']['hex'], "amount" : vout['value']}]
outputs = { self.nodes[0].getnewaddress() : 2.19 }
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned = self.nodes[1].signrawtransactionwithwallet(rawTx, inputs)
assert_equal(rawTxPartialSigned['complete'], False) #node1 only has one key, can't comp. sign the tx
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx, inputs)
assert_equal(rawTxSigned['complete'], True) #node2 can sign the tx compl., own two of three keys
self.nodes[2].sendrawtransaction(rawTxSigned['hex'])
rawTx = self.nodes[0].decoderawtransaction(rawTxSigned['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal+Decimal('50.00000000')+Decimal('2.19000000')) #block reward + tx
# 2of2 test for combining transactions
bal = self.nodes[2].getbalance()
addr1 = self.nodes[1].getnewaddress()
addr2 = self.nodes[2].getnewaddress()
addr1Obj = self.nodes[1].getaddressinfo(addr1)
addr2Obj = self.nodes[2].getaddressinfo(addr2)
self.nodes[1].addmultisigaddress(2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObj = self.nodes[2].addmultisigaddress(2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
mSigObjValid = self.nodes[2].getaddressinfo(mSigObj)
txId = self.nodes[0].sendtoaddress(mSigObj, 2.2)
decTx = self.nodes[0].gettransaction(txId)
rawTx2 = self.nodes[0].decoderawtransaction(decTx['hex'])
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[2].getbalance(), bal) # the funds of a 2of2 multisig tx should not be marked as spendable
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
bal = self.nodes[0].getbalance()
inputs = [{ "txid" : txId, "vout" : vout['n'], "scriptPubKey" : vout['scriptPubKey']['hex'], "redeemScript" : mSigObjValid['hex'], "amount" : vout['value']}]
outputs = { self.nodes[0].getnewaddress() : 2.19 }
rawTx2 = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxPartialSigned1 = self.nodes[1].signrawtransactionwithwallet(rawTx2, inputs)
self.log.debug(rawTxPartialSigned1)
assert_equal(rawTxPartialSigned1['complete'], False) #node1 only has one key, can't comp. sign the tx
rawTxPartialSigned2 = self.nodes[2].signrawtransactionwithwallet(rawTx2, inputs)
self.log.debug(rawTxPartialSigned2)
assert_equal(rawTxPartialSigned2['complete'], False) #node2 only has one key, can't comp. sign the tx
rawTxComb = self.nodes[2].combinerawtransaction([rawTxPartialSigned1['hex'], rawTxPartialSigned2['hex']])
self.log.debug(rawTxComb)
self.nodes[2].sendrawtransaction(rawTxComb)
rawTx2 = self.nodes[0].decoderawtransaction(rawTxComb)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
assert_equal(self.nodes[0].getbalance(), bal+Decimal('50.00000000')+Decimal('2.19000000')) #block reward + tx
# decoderawtransaction tests
# witness transaction
encrawtx = "010000000001010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f50500000000000102616100000000"
decrawtx = self.nodes[0].decoderawtransaction(encrawtx, True) # decode as witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
assert_raises_rpc_error(-22, 'TX decode failed', self.nodes[0].decoderawtransaction, encrawtx, False) # force decode as non-witness transaction
# non-witness transaction
encrawtx = "01000000010000000000000072c1a6a246ae63f74f931e8365e15a089c68d61900000000000000000000ffffffff0100e1f505000000000000000000"
decrawtx = self.nodes[0].decoderawtransaction(encrawtx, False) # decode as non-witness transaction
assert_equal(decrawtx['vout'][0]['value'], Decimal('1.00000000'))
# getrawtransaction tests
# 1. valid parameters - only supply txid
txHash = rawTx["hash"]
assert_equal(self.nodes[0].getrawtransaction(txHash), rawTxSigned['hex'])
# 2. valid parameters - supply txid and 0 for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, 0), rawTxSigned['hex'])
# 3. valid parameters - supply txid and False for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, False), rawTxSigned['hex'])
# 4. valid parameters - supply txid and 1 for verbose.
# We only check the "hex" field of the output so we don't need to update this test every time the output format changes.
assert_equal(self.nodes[0].getrawtransaction(txHash, 1)["hex"], rawTxSigned['hex'])
# 5. valid parameters - supply txid and True for non-verbose
assert_equal(self.nodes[0].getrawtransaction(txHash, True)["hex"], rawTxSigned['hex'])
# 6. invalid parameters - supply txid and string "Flase"
assert_raises_rpc_error(-1, "not a boolean", self.nodes[0].getrawtransaction, txHash, "Flase")
# 7. invalid parameters - supply txid and empty array
assert_raises_rpc_error(-1, "not a boolean", self.nodes[0].getrawtransaction, txHash, [])
# 8. invalid parameters - supply txid and empty dict
assert_raises_rpc_error(-1, "not a boolean", self.nodes[0].getrawtransaction, txHash, {})
inputs = [ {'txid' : "1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000", 'vout' : 1, 'sequence' : 1000}]
outputs = { self.nodes[0].getnewaddress() : 1 }
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx= self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 1000)
# 9. invalid parameters - sequence number out of range
inputs = [ {'txid' : "1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000", 'vout' : 1, 'sequence' : -1}]
outputs = { self.nodes[0].getnewaddress() : 1 }
assert_raises_rpc_error(-8, 'Invalid parameter, sequence number is out of range', self.nodes[0].createrawtransaction, inputs, outputs)
# 10. invalid parameters - sequence number out of range
inputs = [ {'txid' : "1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000", 'vout' : 1, 'sequence' : 4294967296}]
outputs = { self.nodes[0].getnewaddress() : 1 }
assert_raises_rpc_error(-8, 'Invalid parameter, sequence number is out of range', self.nodes[0].createrawtransaction, inputs, outputs)
inputs = [ {'txid' : "1d1d4e24ed99057e84c3f80fd8fbec79ed9e1acee37da269356ecea000000000", 'vout' : 1, 'sequence' : 4294967294}]
outputs = { self.nodes[0].getnewaddress() : 1 }
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
decrawtx= self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['vin'][0]['sequence'], 4294967294)
####################################
# TRANSACTION VERSION NUMBER TESTS #
####################################
# Test the minimum transaction version number that fits in a signed 32-bit integer.
tx = CTransaction()
tx.nVersion = -0x80000000
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], -0x80000000)
# Test the maximum transaction version number that fits in a signed 32-bit integer.
tx = CTransaction()
tx.nVersion = 0x7fffffff
rawtx = ToHex(tx)
decrawtx = self.nodes[0].decoderawtransaction(rawtx)
assert_equal(decrawtx['version'], 0x7fffffff)
def run_test(self):
node = self.nodes[0]
node.add_p2p_connection(P2PDataStore())
# Allocate as many UTXOs as are needed
num_utxos = sum(
len(test_case['sig_hash_types']) for test_case in TESTCASES
if isinstance(test_case, dict))
value = int(SUBSIDY * 1_000_000)
fee = 10_000
max_utxo_value = (value - fee) // num_utxos
private_keys = []
public_keys = []
spendable_outputs = []
executed_scripts = []
utxo_idx = 0
# Prepare UTXOs for the tests below
for test_case in TESTCASES:
if test_case == 'ENABLE_REPLAY_PROTECTION':
continue
for _ in test_case['sig_hash_types']:
private_key = ECKey()
private_key.generate()
private_keys.append(private_key)
public_key = private_key.get_pubkey()
public_keys.append(public_key)
utxo_value = max_utxo_value - utxo_idx * 100 # deduct 100*i coins for unique amounts
if test_case.get('opcodes', False):
opcodes = test_case['opcodes']
redeem_script = CScript(
opcodes + [public_key.get_bytes(), OP_CHECKSIG])
executed_scripts.append(redeem_script)
utxo_script = CScript(
[OP_HASH160,
hash160(redeem_script), OP_EQUAL])
elif test_case.get('is_p2pk', False):
utxo_script = CScript(
[public_key.get_bytes(), OP_CHECKSIG])
executed_scripts.append(utxo_script)
else:
utxo_script = CScript([
OP_DUP, OP_HASH160,
hash160(public_key.get_bytes()), OP_EQUALVERIFY,
OP_CHECKSIG
])
executed_scripts.append(utxo_script)
spendable_outputs.append(CTxOut(utxo_value, utxo_script))
utxo_idx += 1
anyonecanspend_address = node.decodescript('51')['p2sh']
burn_address = node.decodescript('00')['p2sh']
p2sh_script = CScript([OP_HASH160, bytes(20), OP_EQUAL])
node.generatetoaddress(1, anyonecanspend_address)
node.generatetoaddress(100, burn_address)
# Build and send fan-out transaction creating all the UTXOs
block_hash = node.getblockhash(1)
coin = int(node.getblock(block_hash)['tx'][0], 16)
tx_fan_out = CTransaction()
tx_fan_out.vin.append(CTxIn(COutPoint(coin, 1), CScript([b'\x51'])))
tx_fan_out.vout = spendable_outputs
tx_fan_out.rehash()
node.p2p.send_txs_and_test([tx_fan_out], node)
utxo_idx = 0
key_idx = 0
for test_case in TESTCASES:
if test_case == 'ENABLE_REPLAY_PROTECTION':
node.setmocktime(ACTIVATION_TIME)
node.generatetoaddress(11, burn_address)
continue
# Build tx for this test, will broadcast later
tx = CTransaction()
num_inputs = len(test_case['sig_hash_types'])
spent_outputs = spendable_outputs[:num_inputs]
del spendable_outputs[:num_inputs]
assert len(spent_outputs) == num_inputs
total_input_amount = sum(output.nValue for output in spent_outputs)
max_output_amount = (total_input_amount -
fee) // test_case['outputs']
for i in range(test_case['outputs']):
output_amount = max_output_amount - i * 77
output_script = CScript(
[OP_HASH160, i.to_bytes(20, 'big'), OP_EQUAL])
tx.vout.append(CTxOut(output_amount, output_script))
for _ in test_case['sig_hash_types']:
tx.vin.append(
CTxIn(COutPoint(tx_fan_out.txid, utxo_idx), CScript()))
utxo_idx += 1
# Keep unsigned tx for signrawtransactionwithkey below
unsigned_tx = tx.serialize().hex()
private_keys_wif = []
sign_inputs = []
# Make list of inputs for signrawtransactionwithkey
for i, spent_output in enumerate(spent_outputs):
sign_inputs.append({
'txid':
tx_fan_out.txid_hex,
'vout':
key_idx + i,
'amount':
Decimal(spent_output.nValue) / COIN,
'scriptPubKey':
spent_output.scriptPubKey.hex(),
})
for i, sig_hash_type in enumerate(test_case['sig_hash_types']):
# Compute sighash for this input; we sign it manually using sign_ecdsa/sign_schnorr
# and then broadcast the complete transaction
sighash = SignatureHashLotus(
tx_to=tx,
spent_utxos=spent_outputs,
sig_hash_type=sig_hash_type,
input_index=i,
executed_script_hash=hash256(executed_scripts[key_idx]),
codeseparator_pos=test_case.get('codesep', 0xffff_ffff),
)
if test_case.get('schnorr', False):
signature = private_keys[key_idx].sign_schnorr(sighash)
else:
signature = private_keys[key_idx].sign_ecdsa(sighash)
signature += bytes(
[test_case.get('suffix', sig_hash_type & 0xff)])
# Build correct scriptSig
if test_case.get('opcodes'):
tx.vin[i].scriptSig = CScript(
[signature, executed_scripts[key_idx]])
elif test_case.get('is_p2pk'):
tx.vin[i].scriptSig = CScript([signature])
else:
tx.vin[i].scriptSig = CScript(
[signature, public_keys[key_idx].get_bytes()])
sig_hash_type_str = self.get_sig_hash_type_str(sig_hash_type)
if sig_hash_type_str is not None and 'opcodes' not in test_case and 'error' not in test_case:
# If we're a simple output type (P2PKH or P2KH) and aren't supposed to fail,
# we sign using signrawtransactionwithkey and verify the transaction signed
# the expected sighash. We won't broadcast it though.
# Note: signrawtransactionwithkey will not sign using replay-protection.
private_key_wif = bytes_to_wif(
private_keys[key_idx].get_bytes())
raw_tx_signed = self.nodes[0].signrawtransactionwithkey(
unsigned_tx, [private_key_wif], sign_inputs,
sig_hash_type_str)['hex']
# Extract signature from signed
signed_tx = CTransaction()
signed_tx.deserialize(
io.BytesIO(bytes.fromhex(raw_tx_signed)))
sig = list(CScript(signed_tx.vin[i].scriptSig))[0]
pubkey = private_keys[key_idx].get_pubkey()
sighash = SignatureHashLotus(
tx_to=tx,
spent_utxos=spent_outputs,
sig_hash_type=sig_hash_type & 0xff,
input_index=i,
executed_script_hash=hash256(
executed_scripts[key_idx]),
)
# Verify sig signs the above sighash and has the expected sighash type
assert pubkey.verify_ecdsa(sig[:-1], sighash)
assert sig[-1] == sig_hash_type & 0xff
key_idx += 1
# Broadcast transaction and check success/failure
tx.rehash()
if 'error' not in test_case:
node.p2p.send_txs_and_test([tx], node)
else:
node.p2p.send_txs_and_test([tx],
node,
success=False,
reject_reason=test_case['error'])
