def create_and_mine_tx_from_txids(self, txids, success = True):
tx = CTransaction()
for i in txids:
txtmp = CTransaction()
txraw = self.nodes[0].getrawtransaction(i)
f = BytesIO(hex_str_to_bytes(txraw))
txtmp.deserialize(f)
for j in range(len(txtmp.vout)):
tx.vin.append(CTxIn(COutPoint(int('0x'+i,0), j)))
tx.vout.append(CTxOut(0, CScript()))
tx.rehash()
signresults = self.nodes[0].signrawtransaction(bytes_to_hex_str(tx.serialize_without_witness()))['hex']
self.nodes[0].sendrawtransaction(signresults, True)
self.nodes[0].setgenerate(True, 1)
sync_blocks(self.nodes)
def mine_and_test_listunspent(self, script_list, ismine):
utxo = find_unspent(self.nodes[0], 50)
tx = CTransaction()
tx.vin.append(
CTxIn(COutPoint(int('0x' + utxo['txid'], 0), utxo['vout'])))
for i in script_list:
tx.vout.append(CTxOut(10000000, i))
tx.rehash()
signresults = self.nodes[0].signrawtransaction(
bytes_to_hex_str(tx.serialize_without_witness()))['hex']
txid = self.nodes[0].sendrawtransaction(signresults, True)
self.nodes[0].setgenerate(True, 1)
sync_blocks(self.nodes)
watchcount = 0
spendcount = 0
for i in self.nodes[0].listunspent():
if (i['txid'] == txid):
watchcount += 1
if (i['spendable'] == True):
spendcount += 1
if (ismine == 2):
assert_equal(spendcount, len(script_list))
elif (ismine == 1):
assert_equal(watchcount, len(script_list))
assert_equal(spendcount, 0)
else:
assert_equal(watchcount, 0)
return txid
def create_witnessprogram(version, node, utxo, pubkey, encode_p2sh, amount):
pkscript = witness_script(version, pubkey);
if (encode_p2sh):
p2sh_hash = bytes_to_hex_str(ripemd160(sha256(hex_str_to_bytes(pkscript))))
pkscript = "a914"+p2sh_hash+"87"
inputs = []
outputs = {}
inputs.append({ "txid" : utxo["txid"], "vout" : utxo["vout"]} )
coinbase = CTransaction()
DUMMY_P2SH = "8poAwF24PZJebPTtKJVyvAdFw1u7hX6uVX" # P2SH of "OP_1 OP_DROP"
outputs[DUMMY_P2SH] = amount
tx_to_witness = node.createrawtransaction(inputs,outputs)
#replace dummy output with our own
tx_to_witness = tx_to_witness[0:110] + addlength(pkscript) + tx_to_witness[-8:]
return tx_to_witness
def run_test(self):
self.nodes[0].setgenerate(True, 300) #block 161
balance_presetup = self.nodes[0].getbalance()
self.pubkey = []
p2sh_ids = [
] # p2sh_ids[NODE][VER] is an array of txids that spend to a witness version VER pkscript to an address for NODE embedded in p2sh
wit_ids = [
] # wit_ids[NODE][VER] is an array of txids that spend to a witness version VER pkscript to an address for NODE via bare witness
for i in range(3):
newaddress = self.nodes[i].getnewaddress()
self.pubkey.append(
self.nodes[i].validateaddress(newaddress)["pubkey"])
multiaddress = self.nodes[i].addmultisigaddress(
1, [self.pubkey[-1]])
self.nodes[i].addwitnessaddress(newaddress)
self.nodes[i].addwitnessaddress(multiaddress)
p2sh_ids.append([])
wit_ids.append([])
for v in range(2):
p2sh_ids[i].append([])
wit_ids[i].append([])
for i in range(5):
for n in range(3):
for v in range(2):
utxo0 = find_unspent(self.nodes[0], 6, 7)
wit_ids[n][v].append(
send_to_witness(v, self.nodes[0],
utxo0, self.pubkey[n], False,
Decimal("6.999")))
utxo1 = find_unspent(self.nodes[0], 6, 7)
p2sh_ids[n][v].append(
send_to_witness(v, self.nodes[0],
utxo1, self.pubkey[n], True,
Decimal("6.999")))
self.nodes[0].setgenerate(True, 1) #block 163
sync_blocks(self.nodes)
# Make sure all nodes recognize the transactions as theirs
assert_equal(self.nodes[0].getbalance(),
balance_presetup - 60 * 7 + 20 * Decimal("6.999") + 7)
assert_equal(self.nodes[1].getbalance(), 20 * Decimal("6.999"))
assert_equal(self.nodes[2].getbalance(), 20 * Decimal("6.999"))
self.nodes[0].setgenerate(True, 260) #block 423
sync_blocks(self.nodes)
print(
"Verify default node can't accept any witness format txs before fork"
)
# unsigned, no scriptsig
self.fail_accept(self.nodes[0], wit_ids[NODE_0][WIT_V0][0], False)
self.fail_accept(self.nodes[0], wit_ids[NODE_0][WIT_V1][0], False)
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V0][0], False)
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V1][0], False)
# unsigned with redeem script
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V0][0], False,
addlength(witness_script(0, self.pubkey[0])))
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V1][0], False,
addlength(witness_script(1, self.pubkey[0])))
# signed
self.fail_accept(self.nodes[0], wit_ids[NODE_0][WIT_V0][0], True)
self.fail_accept(self.nodes[0], wit_ids[NODE_0][WIT_V1][0], True)
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V0][0], True)
self.fail_accept(self.nodes[0], p2sh_ids[NODE_0][WIT_V1][0], True)
print("Verify witness txs are skipped for mining before the fork")
self.skip_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][0],
True) #block 424
self.skip_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][0],
True) #block 425
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][0],
True) #block 426
self.skip_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][0],
True) #block 427
# Phore: since witness won't be enabled until the fork, we don't care
# TODO: An old node would see these txs without witnesses and be able to mine them
print(
"Verify unsigned bare witness txs in versionbits-setting blocks are valid before the fork"
)
self.success_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][1],
False) #block 428
self.success_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][1],
False) #block 429
print(
"Verify unsigned p2sh witness txs without a redeem script are invalid"
)
self.fail_accept(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False)
self.fail_accept(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False)
# enable segwit through spork system
for node in self.nodes:
node.spork("SPORK_17_SEGWIT_ACTIVATION", int(time.time() - 100))
print(
"Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
block = self.nodes[2].setgenerate(
True, 1) #block 432 (first block with new rules; 432 = 144 * 3)
sync_blocks(self.nodes)
assert_equal(len(self.nodes[2].getrawmempool()), 0)
segwit_tx_list = self.nodes[2].getblock(block[0])["tx"]
assert_equal(len(segwit_tx_list), 5)
print(
"Verify block and transaction serialization rpcs return differing serializations depending on rpc serialization flag"
)
assert (self.nodes[2].getblock(block[0], False) !=
self.nodes[0].getblock(block[0], False))
assert (self.nodes[1].getblock(block[0],
False) == self.nodes[2].getblock(
block[0], False))
for i in range(len(segwit_tx_list)):
tx = FromHex(
CTransaction(),
self.nodes[2].gettransaction(segwit_tx_list[i])["hex"])
assert (self.nodes[2].getrawtransaction(segwit_tx_list[i]) !=
self.nodes[0].getrawtransaction(segwit_tx_list[i]))
assert (self.nodes[1].getrawtransaction(
segwit_tx_list[i],
0) == self.nodes[2].getrawtransaction(segwit_tx_list[i]))
assert (self.nodes[0].getrawtransaction(segwit_tx_list[i]) !=
self.nodes[2].gettransaction(segwit_tx_list[i])["hex"])
assert (self.nodes[1].getrawtransaction(
segwit_tx_list[i]) == self.nodes[2].gettransaction(
segwit_tx_list[i])["hex"])
assert (self.nodes[0].getrawtransaction(
segwit_tx_list[i]) == bytes_to_hex_str(
tx.serialize_without_witness()))
print(
"Verify witness txs without witness data are invalid after the fork"
)
self.fail_mine(self.nodes[2], wit_ids[NODE_2][WIT_V0][2], False)
self.fail_mine(self.nodes[2], wit_ids[NODE_2][WIT_V1][2], False)
self.fail_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][2], False,
addlength(witness_script(0, self.pubkey[2])))
self.fail_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][2], False,
addlength(witness_script(1, self.pubkey[2])))
print("Verify default node can now use witness txs")
self.success_mine(self.nodes[0], wit_ids[NODE_0][WIT_V0][0],
True) #block 432
self.success_mine(self.nodes[0], wit_ids[NODE_0][WIT_V1][0],
True) #block 433
self.success_mine(self.nodes[0], p2sh_ids[NODE_0][WIT_V0][0],
True) #block 434
self.success_mine(self.nodes[0], p2sh_ids[NODE_0][WIT_V1][0],
True) #block 435
print(
"Verify behaviour of importaddress, addwitnessaddress 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 = ["yCGsx6q1rKBZfQTtjxMZwRyN1JMvYuASSt"]
self.nodes[0].importprivkey(
"cNC8eQ5dg3mFAVePDX4ddmPYpPbw41r9bm2jd1nLJT77e6RrzTRR")
compressed_spendable_address = ["y2yJUeCHgppMaaT5SgCPgo8G7rYfBexA1v"]
assert ((self.nodes[0].validateaddress(
uncompressed_spendable_address[0])['iscompressed'] == False))
assert ((self.nodes[0].validateaddress(
compressed_spendable_address[0])['iscompressed'] == True))
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])]
