def run_test(self):
block_count = 0
# Create a P2P connections
node0 = NodeConnCB()
connection = NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node0)
node0.add_connection(connection)
node1 = NodeConnCB()
connection = NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node1)
node1.add_connection(connection)
NetworkThread().start()
# wait_for_verack ensures that the P2P connection is fully up.
node0.wait_for_verack()
node1.wait_for_verack()
self.chain.set_genesis_hash(int(self.nodes[0].getbestblockhash(), 16))
block = self.chain.next_block(block_count)
block_count += 1
self.chain.save_spendable_output()
node0.send_message(msg_block(block))
for i in range(100):
block = self.chain.next_block(block_count)
block_count += 1
self.chain.save_spendable_output()
node0.send_message(msg_block(block))
out = self.chain.get_spendable_output()
self.log.info("waiting for block height 101 via rpc")
self.nodes[0].waitforblockheight(101)
tip_block_num = block_count - 1
# adding extra transactions to get different block hashes
block2_hard = self.chain.next_block(block_count,
spend=out,
extra_txns=8)
block_count += 1
self.chain.set_tip(tip_block_num)
block3_easier = self.chain.next_block(block_count,
spend=out,
extra_txns=2)
block_count += 1
mining_candidate = self.nodes[0].getminingcandidate()
block4_hard = self.chain.next_block(block_count)
block4_hard.hashPrevBlock = int(mining_candidate["prevhash"], 16)
block4_hard.nTime = mining_candidate["time"]
block4_hard.nVersion = mining_candidate["version"]
block4_hard.solve()
mining_solution = {
"id": mining_candidate["id"],
"nonce": block4_hard.nNonce,
"coinbase": ToHex(block4_hard.vtx[0]),
"time": mining_candidate["time"],
"version": mining_candidate["version"]
}
# send three "hard" blocks, with waitaftervalidatingblock we artificially
# extend validation time.
self.log.info(f"hard block2 hash: {block2_hard.hash}")
self.nodes[0].waitaftervalidatingblock(block2_hard.hash, "add")
self.log.info(f"hard block4 hash: {block4_hard.hash}")
self.nodes[0].waitaftervalidatingblock(block4_hard.hash, "add")
# make sure block hashes are in waiting list
wait_for_waiting_blocks({block2_hard.hash, block4_hard.hash},
self.nodes[0], self.log)
# send one block via p2p and one via rpc
node0.send_message(msg_block(block2_hard))
# making rpc call submitminingsolution in a separate thread because waitaftervalidation is blocking
# the return of submitminingsolution
submitminingsolution_thread = threading.Thread(
target=self.nodes[0].submitminingsolution,
args=(mining_solution, ))
submitminingsolution_thread.start()
# because self.nodes[0] rpc is blocked we use another rpc client
rpc_client = get_rpc_proxy(rpc_url(
get_datadir_path(self.options.tmpdir, 0), 0),
0,
coveragedir=self.options.coveragedir)
wait_for_validating_blocks({block2_hard.hash, block4_hard.hash},
rpc_client, self.log)
self.log.info(f"easy block3 hash: {block3_easier.hash}")
node1.send_message(msg_block(block3_easier))
rpc_client.waitforblockheight(102)
assert_equal(block3_easier.hash, rpc_client.getbestblockhash())
# now we can remove waiting status from blocks and finish their validation
rpc_client.waitaftervalidatingblock(block2_hard.hash, "remove")
rpc_client.waitaftervalidatingblock(block4_hard.hash, "remove")
submitminingsolution_thread.join()
# wait till validation of block or blocks finishes
node0.sync_with_ping()
# easier block should still be on tip
assert_equal(block3_easier.hash, self.nodes[0].getbestblockhash())
def run_test(self):
# Mine some coins
self.nodes[0].generate(110)
# Get some addresses from the two nodes
addr1 = [self.nodes[1].getnewaddress() for i in range(3)]
addr2 = [self.nodes[2].getnewaddress() for i in range(3)]
addrs = addr1 + addr2
# Send 1 + 0.5 coin to each address
[self.nodes[0].sendtoaddress(addr, 1.0) for addr in addrs]
[self.nodes[0].sendtoaddress(addr, 0.5) for addr in addrs]
self.nodes[0].generate(1)
self.sync_all()
# For each node, send 0.2 coins back to 0;
# - node[1] should pick one 0.5 UTXO and leave the rest
# - node[2] should pick one (1.0 + 0.5) UTXO group corresponding to a
# given address, and leave the rest
txid1 = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 0.2)
tx1 = self.nodes[1].getrawtransaction(txid1, True)
# txid1 should have 1 input and 2 outputs
assert_equal(1, len(tx1["vin"]))
assert_equal(2, len(tx1["vout"]))
# one output should be 0.2, the other should be ~0.3
v = [vout["value"] for vout in tx1["vout"]]
v.sort()
assert_approx(v[0], 0.2)
assert_approx(v[1], 0.3, 0.0001)
txid2 = self.nodes[2].sendtoaddress(self.nodes[0].getnewaddress(), 0.2)
tx2 = self.nodes[2].getrawtransaction(txid2, True)
# txid2 should have 2 inputs and 2 outputs
assert_equal(2, len(tx2["vin"]))
assert_equal(2, len(tx2["vout"]))
# one output should be 0.2, the other should be ~1.3
v = [vout["value"] for vout in tx2["vout"]]
v.sort()
assert_approx(v[0], 0.2)
assert_approx(v[1], 1.3, 0.0001)
# Empty out node2's wallet
self.nodes[2].sendtoaddress(address=self.nodes[0].getnewaddress(),
amount=self.nodes[2].getbalance(),
subtractfeefromamount=True)
self.sync_all()
self.nodes[0].generate(1)
# Fill node2's wallet with 10000 outputs corresponding to the same
# scriptPubKey
for i in range(5):
raw_tx = self.nodes[0].createrawtransaction([{
"txid": "0" * 64,
"vout": 0
}], [{
addr2[0]: 0.05
}])
tx = FromHex(CTransaction(), raw_tx)
tx.vin = []
tx.vout = [tx.vout[0]] * 2000
funded_tx = self.nodes[0].fundrawtransaction(ToHex(tx))
signed_tx = self.nodes[0].signrawtransactionwithwallet(
funded_tx['hex'])
self.nodes[0].sendrawtransaction(signed_tx['hex'])
self.nodes[0].generate(1)
self.sync_all()
# Check that we can create a transaction that only requires ~100 of our
# utxos, without pulling in all outputs and creating a transaction that
# is way too big.
assert self.nodes[2].sendtoaddress(address=addr2[0], amount=5)
def run_test(self):
self.nodes[0].generate(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({})
assert(tmpl['sizelimit'] == 1000000)
assert('weightlimit' not in tmpl)
assert(tmpl['sigoplimit'] == 20000)
assert(tmpl['transactions'][0]['hash'] == txid)
assert(tmpl['transactions'][0]['sigops'] == 2)
tmpl = self.nodes[0].getblocktemplate({'rules':['segwit']})
assert(tmpl['sizelimit'] == 1000000)
assert('weightlimit' not in tmpl)
assert(tmpl['sigoplimit'] == 20000)
assert(tmpl['transactions'][0]['hash'] == txid)
assert(tmpl['transactions'][0]['sigops'] == 2)
self.nodes[0].generate(1) #block 162
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"])
multiscript = CScript([OP_1, hex_str_to_bytes(self.pubkey[-1]), OP_1, OP_CHECKMULTISIG])
p2sh_addr = self.nodes[i].addwitnessaddress(newaddress)
bip173_addr = self.nodes[i].addwitnessaddress(newaddress, False)
p2sh_ms_addr = self.nodes[i].addmultisigaddress(1, [self.pubkey[-1]], '', 'p2sh-segwit')['address']
bip173_ms_addr = self.nodes[i].addmultisigaddress(1, [self.pubkey[-1]], '', 'bech32')['address']
assert_equal(p2sh_addr, key_to_p2sh_p2wpkh(self.pubkey[-1]))
assert_equal(bip173_addr, key_to_p2wpkh(self.pubkey[-1]))
assert_equal(p2sh_ms_addr, script_to_p2sh_p2wsh(multiscript))
assert_equal(bip173_ms_addr, script_to_p2wsh(multiscript))
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):
wit_ids[n][v].append(send_to_witness(v, self.nodes[0], find_unspent(self.nodes[0], 50), self.pubkey[n], False, Decimal("49.999")))
p2sh_ids[n][v].append(send_to_witness(v, self.nodes[0], find_unspent(self.nodes[0], 50), self.pubkey[n], True, Decimal("49.999")))
self.nodes[0].generate(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*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.nodes[0].generate(260) #block 423
sync_blocks(self.nodes)
self.log.info("Verify default node can't accept any witness format txs before fork")
# unsigned, no scriptsig
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V0][0], False)
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", wit_ids[NODE_0][WIT_V1][0], False)
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False)
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False)
# unsigned with redeem script
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V0][0], False, witness_script(False, self.pubkey[0]))
self.fail_accept(self.nodes[0], "mandatory-script-verify-flag", p2sh_ids[NODE_0][WIT_V1][0], False, witness_script(True, self.pubkey[0]))
# signed
self.fail_accept(self.nodes[0], "no-witness-yet", wit_ids[NODE_0][WIT_V0][0], True)
self.fail_accept(self.nodes[0], "no-witness-yet", wit_ids[NODE_0][WIT_V1][0], True)
self.fail_accept(self.nodes[0], "no-witness-yet", p2sh_ids[NODE_0][WIT_V0][0], True)
self.fail_accept(self.nodes[0], "no-witness-yet", p2sh_ids[NODE_0][WIT_V1][0], True)
self.log.info("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
# TODO: An old node would see these txs without witnesses and be able to mine them
self.log.info("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
self.log.info("Verify unsigned p2sh witness txs without a redeem script are invalid")
self.fail_accept(self.nodes[2], "mandatory-script-verify-flag", p2sh_ids[NODE_2][WIT_V0][1], False)
self.fail_accept(self.nodes[2], "mandatory-script-verify-flag", p2sh_ids[NODE_2][WIT_V1][1], False)
self.log.info("Verify unsigned p2sh witness txs with a redeem script in versionbits-settings blocks are valid before the fork")
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False, witness_script(False, self.pubkey[2])) #block 430
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False, witness_script(True, self.pubkey[2])) #block 431
self.log.info("Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
block = self.nodes[2].generate(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)
self.log.info("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()))
self.log.info("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, witness_script(False, self.pubkey[2]))
self.fail_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][2], False, 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][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
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)
tmpl = self.nodes[0].getblocktemplate({'rules':['segwit']})
assert(tmpl['sizelimit'] >= 3999577) # actual maximum size is lower due to minimum mandatory non-witness data
assert(tmpl['weightlimit'] == 4000000)
assert(tmpl['sigoplimit'] == 80000)
assert(tmpl['transactions'][0]['txid'] == txid)
assert(tmpl['transactions'][0]['sigops'] == 8)
self.nodes[0].generate(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_unspent(self.nodes[0], 50), self.pubkey[0], False, Decimal("49.996"))
hex_tx = self.nodes[0].gettransaction(txid)['hex']
tx = FromHex(CTransaction(), hex_tx)
assert(tx.wit.is_null()) # This should not be a segwit input
assert(txid1 in self.nodes[0].getrawmempool())
# 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].signrawtransaction(ToHex(tx))['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = FromHex(CTransaction(), tx2_hex)
assert(not tx.wit.is_null())
# 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(ToHex(tx))
assert(tx.wit.is_null())
assert(txid3 in self.nodes[0].getrawmempool())
# Now try calling getblocktemplate() without segwit support.
template = self.nodes[0].getblocktemplate()
# Check that tx1 is the only transaction of the 3 in the template.
template_txids = [ t['txid'] for t in template['transactions'] ]
assert(txid2 not in template_txids and txid3 not in template_txids)
assert(txid1 in template_txids)
# Check that running with segwit support results in all 3 being included.
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 wtxid is properly reported in mempool entry
assert_equal(int(self.nodes[0].getmempoolentry(txid3)["wtxid"], 16), tx.calc_sha256(True))
# Mine a block to clear the gbt cache again.
self.nodes[0].generate(1)
self.log.info("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 = ["xnwGxzXj98igqyKoiY2FTJhaNo6yuC3rFy"]
self.nodes[0].importprivkey("cNC8eQ5dg3mFAVePDX4ddmPYpPbw41r9bm2jd1nLJT77e6RrzTRR")
compressed_spendable_address = ["xddhVXtzyeMUm9JzRFs5CfrUVMHiU6AmDK"]
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])]
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'])
unknown_address = ["xkScZjLMmdFkimbA7SNBSVoXq1SMGJVA38", "cksuPcK3Zy5jtMf7vqsHrZQDuYm4zED9bB"]
# 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 = CScript([OP_2, hex_str_to_bytes(pubkeys[3]), hex_str_to_bytes(pubkeys[4]), OP_2, OP_CHECKMULTISIG])
solvable_after_importaddress.append(CScript([OP_HASH160, hash160(script), OP_EQUAL]))
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with compressed keys should always be spendable
spendable_anytime.extend([bare, p2sh])
# 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].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with uncompressed keys should always be spendable
spendable_anytime.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 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].validateaddress(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].validateaddress(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])
# cer8CGxn2aGb2dw525CTVqhRzW665Ue5Yb is the P2SH(P2PKH) version of xbvWdoVdkzhdcwh2SX2muLULtd9ky98WVy
unsolvable_address = ["xbvWdoVdkzhdcwh2SX2muLULtd9ky98WVy", "cer8CGxn2aGb2dw525CTVqhRzW665Ue5Yb", script_to_p2sh(op1), script_to_p2sh(op0)]
unsolvable_address_key = hex_str_to_bytes("02341AEC7587A51CDE5279E0630A531AEA2615A9F80B17E8D9376327BAEAA59E3D")
unsolvablep2pkh = CScript([OP_DUP, OP_HASH160, hash160(unsolvable_address_key), OP_EQUALVERIFY, OP_CHECKSIG])
unsolvablep2wshp2pkh = CScript([OP_0, sha256(unsolvablep2pkh)])
p2shop0 = CScript([OP_HASH160, hash160(op0), OP_EQUAL])
p2wshop1 = CScript([OP_0, sha256(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].validateaddress(i)
if (v['isscript']):
bare = hex_str_to_bytes(v['hex'])
importlist.append(bytes_to_hex_str(bare))
importlist.append(bytes_to_hex_str(CScript([OP_0, sha256(bare)])))
else:
pubkey = hex_str_to_bytes(v['pubkey'])
p2pk = CScript([pubkey, OP_CHECKSIG])
p2pkh = CScript([OP_DUP, OP_HASH160, hash160(pubkey), OP_EQUALVERIFY, OP_CHECKSIG])
importlist.append(bytes_to_hex_str(p2pk))
importlist.append(bytes_to_hex_str(p2pkh))
importlist.append(bytes_to_hex_str(CScript([OP_0, hash160(pubkey)])))
importlist.append(bytes_to_hex_str(CScript([OP_0, sha256(p2pk)])))
importlist.append(bytes_to_hex_str(CScript([OP_0, sha256(p2pkh)])))
importlist.append(bytes_to_hex_str(unsolvablep2pkh))
importlist.append(bytes_to_hex_str(unsolvablep2wshp2pkh))
importlist.append(bytes_to_hex_str(op1))
importlist.append(bytes_to_hex_str(p2wshop1))
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)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used
# note that no witness address should be returned by unsolvable addresses
for i in uncompressed_spendable_address + uncompressed_solvable_address + unknown_address + unsolvable_address:
assert_raises_rpc_error(-4, "Public key or redeemscript not known to wallet, or the key is uncompressed", self.nodes[0].addwitnessaddress, i)
# addwitnessaddress should return a witness addresses even if keys are not in the wallet
self.nodes[0].addwitnessaddress(multisig_without_privkey_address)
for i in compressed_spendable_address + compressed_solvable_address:
witaddress = self.nodes[0].addwitnessaddress(i)
# addwitnessaddress should return the same address if it is a known P2SH-witness address
assert_equal(witaddress, self.nodes[0].addwitnessaddress(witaddress))
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 = ["xZ2ecrRDN6zMBZ4vC8A72vPnZZXPQ731tX"]
self.nodes[0].importprivkey("cMcrXaaUC48ZKpcyydfFo8PxHAjpsYLhdsp6nmtB3E2ER9UUHWnw")
compressed_spendable_address = ["xsbfMkpNfLop4bHtC3uTreje35PKicBsft"]
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])]
spendable_after_addwitnessaddress = [] # These outputs should be seen after importaddress
solvable_after_addwitnessaddress=[] # These outputs should be seen after importaddress but not spendable
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].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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].validateaddress(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].validateaddress(i)
if (v['isscript']):
# P2WSH multisig without private key are seen after addwitnessaddress
[bare, p2sh, p2wsh, p2sh_p2wsh] = self.p2sh_address_to_script(v)
solvable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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(spendable_after_addwitnessaddress + solvable_after_addwitnessaddress + unseen_anytime, 0)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used
# note that a multisig address returned by addmultisigaddress is not solvable until it is added with importaddress
# premature_witaddress are not accepted until the script is added with addwitnessaddress first
for i in uncompressed_spendable_address + uncompressed_solvable_address + premature_witaddress:
# This will raise an exception
assert_raises_rpc_error(-4, "Public key or redeemscript not known to wallet, or the key is uncompressed", self.nodes[0].addwitnessaddress, i)
# after importaddress it should pass addwitnessaddress
v = self.nodes[0].validateaddress(compressed_solvable_address[1])
self.nodes[0].importaddress(v['hex'],"",False,True)
for i in compressed_spendable_address + compressed_solvable_address + premature_witaddress:
witaddress = self.nodes[0].addwitnessaddress(i)
assert_equal(witaddress, self.nodes[0].addwitnessaddress(witaddress))
spendable_txid.append(self.mine_and_test_listunspent(spendable_after_addwitnessaddress + spendable_anytime, 2))
solvable_txid.append(self.mine_and_test_listunspent(solvable_after_addwitnessaddress + 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']['addresses'][0], 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].signrawtransaction(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.stop_node(1)
self.start_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):
self.log.info("Mining blocks...")
self.nodes[0].generate(105)
self.sync_all()
chain_height = self.nodes[1].getblockcount()
assert_equal(chain_height, 105)
assert_equal(self.nodes[1].getbalance(), 0)
assert_equal(self.nodes[2].getbalance(), 0)
node0utxos = self.nodes[0].listunspent(1)
tx1 = self.nodes[0].createrawtransaction(
[node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99})
txid1 = self.nodes[0].sendrawtransaction(
self.nodes[0].signrawtransactionwithwallet(tx1)["hex"])
tx2 = self.nodes[0].createrawtransaction(
[node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99})
txid2 = self.nodes[0].sendrawtransaction(
self.nodes[0].signrawtransactionwithwallet(tx2)["hex"])
# This will raise an exception because the transaction is not yet in a block
assert_raises_rpc_error(-5, "Transaction not yet in block",
self.nodes[0].gettxoutproof, [txid1])
self.nodes[0].generate(1)
blockhash = self.nodes[0].getblockhash(chain_height + 1)
self.sync_all()
txlist = []
blocktxn = self.nodes[0].getblock(blockhash, True)["tx"]
txlist.append(blocktxn[1])
txlist.append(blocktxn[2])
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1
])),
[txid1])
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid1, txid2])), txlist)
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid1, txid2], blockhash)), txlist)
txin_spent = self.nodes[1].listunspent(1).pop()
tx3 = self.nodes[1].createrawtransaction(
[txin_spent], {self.nodes[0].getnewaddress(): 49.98})
txid3 = self.nodes[0].sendrawtransaction(
self.nodes[1].signrawtransactionwithwallet(tx3)["hex"])
self.nodes[0].generate(1)
self.sync_all()
txid_spent = txin_spent["txid"]
txid_unspent = txid1 if txin_spent["txid"] != txid1 else txid2
# We can't find the block from a fully-spent tx
assert_raises_rpc_error(-5, "Transaction not yet in block",
self.nodes[2].gettxoutproof, [txid_spent])
# We can get the proof if we specify the block
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid_spent], blockhash)), [txid_spent])
# We can't get the proof if we specify a non-existent block
assert_raises_rpc_error(-5, "Block not found",
self.nodes[2].gettxoutproof, [txid_spent],
"00000000000000000000000000000000")
# We can get the proof if the transaction is unspent
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid_unspent])), [txid_unspent])
# We can get the proof if we provide a list of transactions and one of them is unspent. The ordering of the list should not matter.
assert_equal(
sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid1, txid2]))), sorted(txlist))
assert_equal(
sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof(
[txid2, txid1]))), sorted(txlist))
# We can always get a proof if we have a -txindex
assert_equal(
self.nodes[2].verifytxoutproof(self.nodes[3].gettxoutproof(
[txid_spent])), [txid_spent])
# We can't get a proof if we specify transactions from different blocks
assert_raises_rpc_error(
-5, "Not all transactions found in specified or retrieved block",
self.nodes[2].gettxoutproof, [txid1, txid3])
# Now we'll try tweaking a proof.
proof = self.nodes[3].gettxoutproof([txid1, txid2])
assert txid1 in self.nodes[0].verifytxoutproof(proof)
assert txid2 in self.nodes[1].verifytxoutproof(proof)
tweaked_proof = FromHex(CMerkleBlock(), proof)
# Make sure that our serialization/deserialization is working
assert txid1 in self.nodes[2].verifytxoutproof(ToHex(tweaked_proof))
# Check to see if we can go up the merkle tree and pass this off as a
# single-transaction block
tweaked_proof.txn.nTransactions = 1
tweaked_proof.txn.vHash = [tweaked_proof.header.hashMerkleRoot]
tweaked_proof.txn.vBits = [True] + [False] * 7
for n in self.nodes:
assert not n.verifytxoutproof(ToHex(tweaked_proof))
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.nodes[0].generate(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 i 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(ToHex(tx)) // 2 + 120 * num_inputs + 50
tx.vout.append(
CTxOut(int(value - self.relayfee * tx_size * COIN / 1000),
CScript([b'a'])))
rawtx = self.nodes[0].signrawtransaction(ToHex(tx))["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 run_scenario6(self,
conn,
num_of_chains,
chain_length,
spend,
allowhighfees=False,
dontcheckfee=False,
timeout=30):
# Create and send tx chains.
txchains, bad, orphan = self.get_txchains_n(num_of_chains,
chain_length,
spend,
num_of_bad_chains=0)
to_mine = []
# Prepare inputs for sendrawtransactions
rpc_txs_bulk_input = []
for tx in range(len(txchains)):
# Collect txn input data for bulk submit through rpc interface.
rpc_txs_bulk_input.append({
'hex': ToHex(txchains[tx]),
'allowhighfees': allowhighfees,
'dontcheckfee': dontcheckfee
})
if tx < len(txchains) // 2:
# First half of txns will be mined in a block submitted through p2p interface.
to_mine.append(txchains[tx])
root_block_info = conn.rpc.getblock(conn.rpc.getbestblockhash())
root_hash = root_block_info["hash"]
root_height = root_block_info["height"]
root_time = root_block_info["time"]
# create the block
block = self.make_block(to_mine, root_hash, root_height, root_time)
conn.send_message(msg_block(block))
wait_until(lambda: conn.rpc.getbestblockhash() == block.hash,
check_interval=0.3)
# Check if there is an expected number of transactions in the mempool
assert_equal(conn.rpc.getmempoolinfo()['size'], 0)
# Submit a batch of txns through rpc interface.
rejected_txns = conn.rpc.sendrawtransactions(rpc_txs_bulk_input)
# There should be to_mine rejected transactions.
assert_equal(len(rejected_txns['invalid']), len(to_mine))
# bitcoind knows about the outputs of the last already mined transaction
assert_equal(
len([
tx for tx in rejected_txns['invalid']
if tx['reject_reason'] == 'txn-already-known'
]), 1)
# bitcoind knows nothing about the previous already mined transactions so it considers them orphans
assert_equal(
len([
tx for tx in rejected_txns['invalid']
if tx['reject_reason'] == 'missing-inputs'
]),
len(to_mine) - 1)
# No transactions that were already mined should be in the mempool. The rest should be
assert_equal(conn.rpc.getmempoolinfo()['size'],
len(txchains) - len(to_mine))
def send_generic_input_tx(self, node, coinbases):
amount = Decimal("499.99")
return node.sendrawtransaction(ToHex(self.sign_transaction(node, self.create_transaction(node, node.getblock(coinbases.pop())['tx'][0], self.nodeaddress, amount))))
def run_test(self):
# Mine blocks to get spendable utxos
self.nodes[0].generate(103)
# Check that the first node has 3 utxos
utxos = self.nodes[0].listunspent()
assert_equal(len(utxos), 3)
# Compare gettxouts results to results from gettxout RPC function
gettxout_results = []
for i in range(len(utxos)):
gettxout_results.append(self.nodes[0].gettxout(txid=utxos[i]["txid"], n=utxos[i]["vout"],
include_mempool=True))
utxos_list = []
for utxo in utxos:
utxos_list.append({"txid": utxo["txid"], "n": utxo["vout"]})
for i in range(len(utxos)):
gettxouts_res = self.nodes[0].gettxouts(utxos_list[:i+1], ["*"], True)
# compare values for each result
for j in range(i+1):
assert_equal(gettxouts_res["txouts"][j]["confirmations"], gettxout_results[j]["confirmations"])
assert_equal(gettxouts_res["txouts"][j]["scriptPubKey"], gettxout_results[j]["scriptPubKey"]["hex"])
assert_equal(gettxouts_res["txouts"][j]["scriptPubKeyLen"], len(gettxout_results[j]["scriptPubKey"]["hex"])/2)
assert_equal(gettxouts_res["txouts"][j]["value"], gettxout_results[j]["value"])
assert_equal(gettxouts_res["txouts"][j]["isStandard"], True) # all transactions above are standard
# Empty list of txid, n pairs should return empty list
gettxouts = self.nodes[0].gettxouts([], ["*"], True)
assert_equal(len(gettxouts["txouts"]), 0)
# Check various combinations of return types
gettxouts_res = self.nodes[0].gettxouts([{"txid": utxos[0]["txid"], "n": utxos[0]["vout"]}],
["scriptPubKey"], True)
assert_equal(set(gettxouts_res["txouts"][0].keys()), {"scriptPubKey"})
gettxouts_res = self.nodes[0].gettxouts([{"txid": utxos[0]["txid"], "n": utxos[0]["vout"]}],
["scriptPubKey", "value", "confirmations"], True)
assert_equal(set(gettxouts_res["txouts"][0].keys()), {"scriptPubKey", "value", "confirmations"})
gettxouts_res = self.nodes[0].gettxouts([{"txid": utxos[0]["txid"], "n": utxos[0]["vout"]}],
["*"], True)
assert_equal(set(gettxouts_res["txouts"][0].keys()),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
assert_raises_rpc_error(
-32602, "No return fields set",
self.nodes[0].gettxouts, [{"txid": utxos[0]["txid"], "n": utxos[0]["vout"]}], [], True)
# TXOs from mempool
assert_equal(len(self.nodes[0].getrawmempool()), 0)
# Create, sign and send transaction (from utxos[1])
spent_utxo = utxos[1] # utxo that we want to spend
inputs = []
outputs = {}
inputs.append({"txid": spent_utxo["txid"], "vout": spent_utxo["vout"]})
outputs[self.nodes[0].getnewaddress()] = spent_utxo["amount"] - 3
raw_tx = self.nodes[0].createrawtransaction(inputs, outputs)
signed_tx = self.nodes[0].signrawtransaction(raw_tx)
self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
# new transaction should appear in the mempool
assert_equal(len(self.nodes[0].getrawmempool()), 1)
new_utxo_txid = self.nodes[0].getrawmempool()[0]
spent_utxo_txid = spent_utxo["txid"]
# Check if new_utxo_txid which is in mempool is discovered for mempool=True and not for mempool=Flase
gettxouts_res = self.nodes[0].gettxouts([{"txid": new_utxo_txid, "n": 0}], ["*"], False)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
gettxouts_res = self.nodes[0].gettxouts([{"txid": new_utxo_txid, "n": 0}], ["*"], True)
assert_equal(set(gettxouts_res["txouts"][0].keys()),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
# Check if spent_utxo_txid which is spent, but transaction that spends it is in mempool (and not in block)
gettxouts_res = self.nodes[0].gettxouts([{"txid": spent_utxo_txid, "n": 0}], ["*"], False)
assert_equal(set(gettxouts_res["txouts"][0].keys()),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
gettxouts_res = self.nodes[0].gettxouts([{"txid": spent_utxo_txid, "n": 0}], ["*"], True)
assert_equal(gettxouts_res["txouts"][0]["error"], "spent")
assert_equal(gettxouts_res["txouts"][0]["collidedWith"]["txid"], new_utxo_txid)
# Check for multiple errors (missing, spent) and utxo that we can obtain
gettxouts_res = self.nodes[0].gettxouts([{"txid": spent_utxo_txid, "n": 0}, {"txid": "abc", "n": 0},
{"txid": utxos[2]["txid"], "n": utxos[2]["vout"]}], ["*"], True)
assert_equal(gettxouts_res["txouts"][0]["error"], "spent")
assert_equal(gettxouts_res["txouts"][1]["error"], "missing")
assert_equal(gettxouts_res["txouts"][2].keys(),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
# now generate block - transaction with txid: new_utxo_txid is now in block
# it should be returned regardles of include_mempool parameter value
self.nodes[0].generate(1)
gettxouts_res = self.nodes[0].gettxouts([{"txid": new_utxo_txid, "n": 0}], ["*"], False)
assert_equal(set(gettxouts_res["txouts"][0].keys()),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
gettxouts_res = self.nodes[0].gettxouts([{"txid": new_utxo_txid, "n": 0}], ["*"], True)
assert_equal(set(gettxouts_res["txouts"][0].keys()),
{"scriptPubKey", "scriptPubKeyLen", "value", "isStandard", "confirmations"})
# It should not be found after it is spent
gettxouts_res = self.nodes[0].gettxouts([{"txid": spent_utxo_txid, "n": 0}], ["*"], False)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
gettxouts_res = self.nodes[0].gettxouts([{"txid": spent_utxo_txid, "n": 0}], ["*"], True)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
# Invalid TXOs (incorrect syntax on input)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{"abc": utxos[0]["txid"], "n": utxos[0]["vout"]}], ["*"], True)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{"txid": utxos[0]["txid"], "abc": utxos[0]["vout"]}], ["*"], True)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{"txid": utxos[0]["txid"]}], ["*"], True)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{"n": utxos[0]["vout"]}], ["*"], True)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{utxos[0]["txid"]: utxos[0]["vout"]}], ["*"], True)
assert_raises_rpc_error(
-32602, "Wrong format. Exactly \"txid\" and \"n\" are required fields.",
self.nodes[0].gettxouts, [{}], ["*"], True)
assert_raises_rpc_error(
-32602, "\"*\" should not be used with other return fields",
self.nodes[0].gettxouts, [{"abc": utxos[0]["txid"], "n": utxos[0]["vout"]}], ["*", "value"], True)
assert_raises_rpc_error(
-1, "JSON value is not an object as expected",
self.nodes[0].gettxouts, [utxos[0]["txid"]], ["*"], True)
assert_raises_rpc_error(
-1, "JSON value is not an object as expected",
self.nodes[0].gettxouts, [0], ["*"], True)
assert_raises_rpc_error(
-1, "JSON value is not an object as expected",
self.nodes[0].gettxouts, [None], ["*"], True)
# Missing/non-existing TXOs
gettxouts_res = self.nodes[0].gettxouts([{"txid": "abc", "n": utxos[0]["vout"]}], ["*"], True)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
gettxouts_res = self.nodes[0].gettxouts([{"txid": utxos[0]["txid"], "n": len(utxos[0]) + 1}], ["*"], True)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
# Check with non hex string for txid
gettxouts_res = self.nodes[0].gettxouts([{"txid": "z._", "n": utxos[0]["vout"]}], ["*"], True)
assert_equal(gettxouts_res["txouts"], [{'error': 'missing'}])
# check non standard transaction
utxo = self.nodes[0].listunspent()[0]
tx1 = CTransaction()
tx1.vout = [CTxOut(450000, CScript([OP_TRUE]))] # This is not a standard transactions
tx1.vin = [CTxIn(COutPoint(int(utxo["txid"], 16), 0))]
tx_hex = self.nodes[0].signrawtransaction(ToHex(tx1))['hex']
self.nodes[0].sendrawtransaction(tx_hex, True)
assert_equal(len(self.nodes[0].getrawmempool()), 1)
new_tx = self.nodes[0].getrawmempool()[0]
gettxouts_res = self.nodes[0].gettxouts([{"txid": new_tx, "n": 0}], ["*"], True)
assert_equal(gettxouts_res["txouts"][0]["isStandard"], False)
def bloat_raw_tx(rawtx_hex, min_size=None):
tx = CTransaction()
FromHex(tx, rawtx_hex)
bloat_tx(tx, min_size)
return ToHex(tx)
def sign_transaction(self, node, unsignedtx):
rawtx = ToHex(unsignedtx)
signresult = node.signrawtransaction(rawtx)
return CTransaction().deserialize(signresult['hex'])
def run_test(self):
block_count = 0
# Create a P2P connections
node0 = NodeConnCB()
connection0 = NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node0)
node0.add_connection(connection0)
node1 = NodeConnCB()
connection1 = NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node1)
node1.add_connection(connection1)
# *** Prepare node connection for early announcements testing
node2 = NodeConnCB()
node2.add_connection(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node2))
NetworkThread().start()
# wait_for_verack ensures that the P2P connection is fully up.
node0.wait_for_verack()
node1.wait_for_verack()
# *** Activate early announcement functionality for this connection
# After this point the early announcements are not received yet -
# we still need to set latest announced block (CNode::pindexBestKnownBlock)
# which is set for e.g. by calling best headers message with locator
# set to non-null
node2.wait_for_verack()
node2.send_message(msg_sendcmpct(announce=True))
self.chain.set_genesis_hash(int(self.nodes[0].getbestblockhash(), 16))
block = self.chain.next_block(block_count)
block_count += 1
self.chain.save_spendable_output()
node0.send_message(msg_block(block))
for i in range(100):
block = self.chain.next_block(block_count)
block_count += 1
self.chain.save_spendable_output()
node0.send_message(msg_block(block))
out = self.chain.get_spendable_output()
self.log.info("waiting for block height 101 via rpc")
self.nodes[0].waitforblockheight(101)
tip_block_num = block_count - 1
# adding extra transactions to get different block hashes
block2_hard = self.chain.next_block(block_count, spend=out, extra_txns=8)
block_count += 1
self.chain.set_tip(tip_block_num)
block3_easier = self.chain.next_block(block_count, spend=out, extra_txns=2)
block_count += 1
self.chain.set_tip(tip_block_num)
block4_hard = self.chain.next_block(block_count, spend=out, extra_txns=10)
block_count += 1
# send three "hard" blocks, with waitaftervalidatingblock we artificially
# extend validation time.
self.log.info(f"hard block2 hash: {block2_hard.hash}")
self.nodes[0].waitaftervalidatingblock(block2_hard.hash, "add")
self.log.info(f"hard block4 hash: {block4_hard.hash}")
self.nodes[0].waitaftervalidatingblock(block4_hard.hash, "add")
# make sure block hashes are in waiting list
wait_for_waiting_blocks({block2_hard.hash, block4_hard.hash}, self.nodes[0], self.log)
# *** Complete early announcement setup by sending getheaders message
# with a non-null locator (pointing to the last block that we know
# of on python side - we claim that we know of all the blocks that
# bitcoind node knows of)
#
# We also set on_cmpctblock handler as early announced blocks are
# announced via compact block messages instead of inv messages
node2.send_and_ping(msg_getheaders(locator_have=[int(self.nodes[0].getbestblockhash(), 16)]))
receivedAnnouncement = False
waiting_for_announcement_block_hash = block2_hard.sha256
def on_cmpctblock(conn, message):
nonlocal receivedAnnouncement
message.header_and_shortids.header.calc_sha256()
if message.header_and_shortids.header.sha256 == waiting_for_announcement_block_hash:
receivedAnnouncement = True
node2.on_cmpctblock = on_cmpctblock
# send one block via p2p and one via rpc
node0.send_message(msg_block(block2_hard))
# *** make sure that we receive announcement of the block before it has
# been validated
wait_until(lambda: receivedAnnouncement)
# making rpc call submitblock in a separate thread because waitaftervalidation is blocking
# the return of submitblock
submitblock_thread = threading.Thread(target=self.nodes[0].submitblock, args=(ToHex(block4_hard),))
submitblock_thread.start()
# because self.nodes[0] rpc is blocked we use another rpc client
rpc_client = get_rpc_proxy(rpc_url(get_datadir_path(self.options.tmpdir, 0), 0), 0,
coveragedir=self.options.coveragedir)
wait_for_validating_blocks({block2_hard.hash, block4_hard.hash}, rpc_client, self.log)
# *** prepare to intercept block3_easier announcement - it will not be
# announced before validation is complete as early announcement is
# limited to announcing one block per height (siblings are ignored)
# but after validation is complete we should still get the announcing
# compact block message
receivedAnnouncement = False
waiting_for_announcement_block_hash = block3_easier.sha256
self.log.info(f"easy block3 hash: {block3_easier.hash}")
node1.send_message(msg_block(block3_easier))
# *** Make sure that we receive compact block announcement of the block
# after the validation is complete even though it was not the first
# block that was received by bitcoind node.
#
# Also make sure that we receive inv announcement of the block after
# the validation is complete by the nodes that are not using early
# announcement functionality.
wait_until(lambda: receivedAnnouncement)
node0.wait_for_inv([CInv(2, block3_easier.sha256)]) # 2 == GetDataMsg::MSG_BLOCK
# node 1 was the sender but receives inv for block non the less
# (with early announcement that's not the case - sender does not receive the announcement)
node1.wait_for_inv([CInv(2, block3_easier.sha256)]) # 2 == GetDataMsg::MSG_BLOCK
rpc_client.waitforblockheight(102)
assert_equal(block3_easier.hash, rpc_client.getbestblockhash())
# now we can remove waiting status from blocks and finish their validation
rpc_client.waitaftervalidatingblock(block2_hard.hash, "remove")
rpc_client.waitaftervalidatingblock(block4_hard.hash, "remove")
submitblock_thread.join()
# wait till validation of block or blocks finishes
node0.sync_with_ping()
# easier block should still be on tip
assert_equal(block3_easier.hash, self.nodes[0].getbestblockhash())
def run_test(self):
# Create a P2P connection to the first node
node0 = NodeConnCB()
connections = []
connections.append(
NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node0))
node0.add_connection(connections[0])
# Start up network handling in another thread. This needs to be called
# after the P2P connections have been created.
NetworkThread().start()
# wait_for_verack ensures that the P2P connection is fully up.
node0.wait_for_verack()
# Out of IBD
self.nodes[0].generate(1)
# First create funding transaction that pays to output that does not require signatures.
out_value = 10000
ftx = CTransaction()
ftx.vout.append(CTxOut(out_value, CScript([OP_TRUE])))
ftxHex = self.nodes[0].fundrawtransaction(
ToHex(ftx), {'changePosition': len(ftx.vout)})['hex']
ftxHex = self.nodes[0].signrawtransaction(ftxHex)['hex']
ftx = FromHex(CTransaction(), ftxHex)
ftx.rehash()
# Allow coinbase to mature
self.nodes[0].generate(101)
# Feed in funding txn and wait for both nodes to see it
connections[0].send_message(msg_tx(ftx))
wait_until(lambda: ftx.hash in self.nodes[0].getrawmempool(),
timeout=5)
wait_until(lambda: ftx.hash in self.nodes[1].getrawmempool(),
timeout=5)
# Create non-final txn.
parent_txid = ftx.sha256
send_value = out_value - 500
tx = CTransaction()
tx.vin.append(CTxIn(COutPoint(parent_txid, 0), b'', 0x01))
tx.vout.append(CTxOut(int(send_value), CScript([OP_TRUE])))
tx.nLockTime = int(time.time()) + 300
tx.rehash()
# Send non-final txn to node0. It should be forwarded over P2P to node1.
connections[0].send_message(msg_tx(tx))
wait_until(lambda: tx.hash in self.nodes[0].getrawnonfinalmempool(),
timeout=5)
wait_until(lambda: tx.hash in self.nodes[1].getrawnonfinalmempool(),
timeout=5)
assert (tx.hash not in self.nodes[0].getrawmempool())
assert (tx.hash not in self.nodes[1].getrawmempool())
# Create finalising txn.
finaltx = copy.deepcopy(tx)
finaltx.vin[0].nSequence = 0xFFFFFFFF
finaltx.rehash()
# Send finalising txn to node0. It should be forwarded over P2P to node1.
connections[0].send_message(msg_tx(finaltx))
wait_until(lambda: finaltx.hash in self.nodes[0].getrawmempool(),
timeout=5)
wait_until(lambda: finaltx.hash in self.nodes[1].getrawmempool(),
timeout=5)
assert (tx.hash not in self.nodes[0].getrawnonfinalmempool())
assert (tx.hash not in self.nodes[1].getrawnonfinalmempool())
def _process_rpc_accepts(self, connection, to_accept):
for tx in to_accept:
connection.rpc.sendrawtransaction(ToHex(tx)) # will raise if not successful
def _process_rpc_rejects(self, connection, to_reject, reasons, error_codes, test_label, height_label):
for tx, reason, error_code in zip(to_reject, reasons, error_codes):
exception_rised = try_rpc(error_code, reason, connection.rpc.sendrawtransaction, ToHex(tx))
assert exception_rised, f"Exception should be raised for {test_label}, {height_label}"
def run_test(self):
self.nodes[0].generate(161) #block 161
print(
"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({})
assert (tmpl['sizelimit'] == 1000000)
assert ('weightlimit' not in tmpl)
assert (tmpl['sigoplimit'] == 20000)
assert (tmpl['transactions'][0]['hash'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 2)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert (tmpl['sizelimit'] == 1000000)
assert ('weightlimit' not in tmpl)
assert (tmpl['sigoplimit'] == 20000)
assert (tmpl['transactions'][0]['hash'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 2)
self.nodes[0].generate(1) #block 162
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):
wit_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_unspent(self.nodes[0],
50), self.pubkey[n],
False, Decimal("49.999")))
p2sh_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_unspent(self.nodes[0],
50), self.pubkey[n], True,
Decimal("49.999")))
self.nodes[0].generate(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 * 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.nodes[0].generate(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
# 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)
print(
"Verify unsigned p2sh witness txs with a redeem script in versionbits-settings blocks are valid before the fork"
)
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False,
addlength(witness_script(
0, self.pubkey[2]))) #block 430
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False,
addlength(witness_script(
1, self.pubkey[2]))) #block 431
print(
"Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
block = self.nodes[2].generate(
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 sigops are counted in GBT with BIP141 rules after the fork"
)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert (
tmpl['sizelimit'] >= 3999577
) # actual maximum size is lower due to minimum mandatory non-witness data
assert (tmpl['weightlimit'] == 4000000)
assert (tmpl['sigoplimit'] == 80000)
assert (tmpl['transactions'][0]['txid'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 8)
self.nodes[0].generate(1) # Mine a block to clear the gbt cache
print(
"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_unspent(self.nodes[0], 50),
self.pubkey[0], False, Decimal("49.996"))
hex_tx = self.nodes[0].gettransaction(txid)['hex']
tx = FromHex(CTransaction(), hex_tx)
assert (tx.wit.is_null()) # This should not be a segwit input
assert (txid1 in self.nodes[0].getrawmempool())
# 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])))
tx2_hex = self.nodes[0].signrawtransaction(ToHex(tx))['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = FromHex(CTransaction(), tx2_hex)
assert (not tx.wit.is_null())
# 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]))) # Huge fee
tx.calc_sha256()
txid3 = self.nodes[0].sendrawtransaction(ToHex(tx))
assert (tx.wit.is_null())
assert (txid3 in self.nodes[0].getrawmempool())
# Now try calling getblocktemplate() without segwit support.
template = self.nodes[0].getblocktemplate()
# Check that tx1 is the only transaction of the 3 in the template.
template_txids = [t['txid'] for t in template['transactions']]
assert (txid2 not in template_txids and txid3 not in template_txids)
assert (txid1 in template_txids)
# Check that running with segwit support results in all 3 being included.
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)
# Mine a block to clear the gbt cache again.
self.nodes[0].generate(1)
print(
"Verify behaviour of importaddress, addwitnessaddress and listunspent"
)
# Some public keys to be used later
pubkeys = [
"0363D44AABD0F1699138239DF2F042C3282C0671CC7A76826A55C8203D90E39242", # 7qoenL3SuybcJJzWwsowm8DGyrt9wW6srTcRee7B8yZoz5VsnHxB
"02D3E626B3E616FC8662B489C123349FECBFC611E778E5BE739B257EAE4721E5BF", # 7quUH92bJpz1XdYt2JU1P1cvZCJVzVk6HKA1ppc1BZnm9WgqctJi
"04A47F2CBCEFFA7B9BCDA184E7D5668D3DA6F9079AD41E422FA5FD7B2D458F2538A62F5BD8EC85C2477F39650BD391EA6250207065B2A81DA8B009FC891E898F0E", # 2YqA9iT1gm6owfCm3jnCR6tRkkAwtBeiD5HzyZTt6mHWu52zBJ8
"02A47F2CBCEFFA7B9BCDA184E7D5668D3DA6F9079AD41E422FA5FD7B2D458F2538", # 7qVZPTwp2VeeCFcuR5pVPNyzG5YuEv1StHx2teHeYSTtxo1Mws6Z
"036722F784214129FEB9E8129D626324F3F6716555B603FFE8300BBCB882151228", # 7rNCGcVTB3XC79Mrs8FDQtna8kNzKG9AUvKrV7gzt6C1dCdwMkWa
"0266A8396EE936BF6D99D17920DB21C6C7B1AB14C639D5CD72B300297E416FD2EC", # 7ubPRGXjGR6ktfCPU5PHEr8oxzV38vRwWC9db7LELbQUbgpAypUp
"0450A38BD7F0AC212FEBA77354A9B036A32E0F7C81FC4E0C5ADCA7C549C4505D2522458C2D9AE3CEFD684E039194B72C8A10F9CB9D4764AB26FCC2718D421D3B84", # 2ZXMUeFiG5JAH2v5sZbGqFreseBADKGnJqRc8MBHRssM6xPA2vN
]
# Import a compressed key and an uncompressed key, generate some multisig addresses
self.nodes[0].importprivkey(
"2ZURUbAvGNdnvXFCRVg24A5wsnH4fxaNKGA928Ts1PkHsgiyrQm")
uncompressed_spendable_address = ["pkBDGpZxwXTAVJY5E9MskoFqnhx7f1E3aD"]
self.nodes[0].importprivkey(
"7pHSJFY1tNwi6d68UttGzB8YnXq2wFWrBVoadLv4Y6ekJD3L1iKs")
compressed_spendable_address = ["pasdoMwEn35xQUXFvsChWAQjuG8rEKJQW9"]
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])]
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2, [
compressed_spendable_address[0],
uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], compressed_solvable_address[1]]))
unknown_address = [
"phgYsZNba1zEN6oRd3hojzMoEvHV4RSHjT",
"rSNQsJSqi6qXh6Q4m7C8LpeyJhX9AuvSvP"
]
# 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]])
script = CScript([
OP_2,
hex_str_to_bytes(pubkeys[3]),
hex_str_to_bytes(pubkeys[4]), OP_2, OP_CHECKMULTISIG
])
solvable_after_importaddress.append(
CScript([OP_HASH160, hash160(script), OP_EQUAL]))
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with compressed keys should always be spendable
spendable_anytime.extend([bare, p2sh])
# 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, and witness with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with uncompressed keys should always be spendable
spendable_anytime.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 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 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].validateaddress(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 and P2PK with compressed keys should always be seen
solvable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK, P2SH_P2PKH, and witness with compressed keys are seen after direct importaddress
solvable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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 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 = [
"pZASwdXsZPS7GGuHx8NQCq2cJXztmRQJyS",
"rLLdfy6aAi2NqNg1rLXHz6xBPerADifjuc",
script_to_p2sh(op1),
script_to_p2sh(op0)
]
unsolvable_address_key = hex_str_to_bytes(
"02341AEC7587A51CDE5279E0630A531AEA2615A9F80B17E8D9376327BAEAA59E3D"
)
unsolvablep2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(unsolvable_address_key), OP_EQUALVERIFY, OP_CHECKSIG
])
unsolvablep2wshp2pkh = CScript([OP_0, sha256(unsolvablep2pkh)])
p2shop0 = CScript([OP_HASH160, hash160(op0), OP_EQUAL])
p2wshop1 = CScript([OP_0, sha256(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].validateaddress(i)
if (v['isscript']):
bare = hex_str_to_bytes(v['hex'])
importlist.append(bytes_to_hex_str(bare))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(bare)])))
else:
pubkey = hex_str_to_bytes(v['pubkey'])
p2pk = CScript([pubkey, OP_CHECKSIG])
p2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(pubkey), OP_EQUALVERIFY, OP_CHECKSIG
])
importlist.append(bytes_to_hex_str(p2pk))
importlist.append(bytes_to_hex_str(p2pkh))
importlist.append(
bytes_to_hex_str(CScript([OP_0, hash160(pubkey)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pk)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pkh)])))
importlist.append(bytes_to_hex_str(unsolvablep2pkh))
importlist.append(bytes_to_hex_str(unsolvablep2wshp2pkh))
importlist.append(bytes_to_hex_str(op1))
importlist.append(bytes_to_hex_str(p2wshop1))
for i in importlist:
try:
self.nodes[0].importaddress(i, "", False, True)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"The wallet already contains the private key for this address or script"
)
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)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used or the address is
# not in the wallet
# note that no witness address should be returned by unsolvable addresses
# the multisig_without_privkey_address will fail because its keys were not added with importpubkey
for i in uncompressed_spendable_address + uncompressed_solvable_address + unknown_address + unsolvable_address + [
multisig_without_privkey_address
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
for i in compressed_spendable_address + compressed_solvable_address:
witaddress = self.nodes[0].addwitnessaddress(i)
# addwitnessaddress should return the same address if it is a known P2SH-witness address
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
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(
"2Yx9tLoLfT83xHdQsJcBDYNKexwRWX2GW1U2kCJGoALfCnUsLdT")
uncompressed_spendable_address = ["pWGavgTTAVipptHBhjVjLQx3yUNXBN5Ktt"]
self.nodes[0].importprivkey(
"7oiABS2rQPK2Fx4jF1Uu9Y8xFJxvkn1QDcawo71uGsZs5G5BGsPq")
compressed_spendable_address = ["ppqbfarcTjYHhvW9hfF6A9HuSzETX6g66Y"]
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])]
spendable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress
solvable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress but not spendable
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
premature_witaddress = []
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
for i in uncompressed_spendable_address + uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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].validateaddress(i)
if (v['isscript']):
# P2WSH multisig without private key are seen after addwitnessaddress
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
solvable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 seen after addwitnessaddress
solvable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
self.mine_and_test_listunspent(
spendable_after_addwitnessaddress +
solvable_after_addwitnessaddress + unseen_anytime, 0)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used
# note that a multisig address returned by addmultisigaddress is not solvable until it is added with importaddress
# premature_witaddress are not accepted until the script is added with addwitnessaddress first
for i in uncompressed_spendable_address + uncompressed_solvable_address + premature_witaddress + [
compressed_solvable_address[1]
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
# after importaddress it should pass addwitnessaddress
v = self.nodes[0].validateaddress(compressed_solvable_address[1])
self.nodes[0].importaddress(v['hex'], "", False, True)
for i in compressed_spendable_address + compressed_solvable_address + premature_witaddress:
witaddress = self.nodes[0].addwitnessaddress(i)
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
spendable_txid.append(
self.mine_and_test_listunspent(spendable_after_addwitnessaddress,
2))
solvable_txid.append(
self.mine_and_test_listunspent(solvable_after_addwitnessaddress,
1))
self.mine_and_test_listunspent(unseen_anytime, 0)
# 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(
"7qoenL3SuybcJJzWwsowm8DGyrt9wW6srTcRee7B8yZoz5VsnHxB")
self.nodes[0].importprivkey(
"7quUH92bJpz1XdYt2JU1P1cvZCJVzVk6HKA1ppc1BZnm9WgqctJi")
self.nodes[0].importprivkey(
"2YqA9iT1gm6owfCm3jnCR6tRkkAwtBeiD5HzyZTt6mHWu52zBJ8")
self.nodes[0].importprivkey(
"7qVZPTwp2VeeCFcuR5pVPNyzG5YuEv1StHx2teHeYSTtxo1Mws6Z")
self.nodes[0].importprivkey(
"7rNCGcVTB3XC79Mrs8FDQtna8kNzKG9AUvKrV7gzt6C1dCdwMkWa")
self.nodes[0].importprivkey(
"7ubPRGXjGR6ktfCPU5PHEr8oxzV38vRwWC9db7LELbQUbgpAypUp")
self.create_and_mine_tx_from_txids(solvable_txid)
def get_tests(self):
node = self.nodes[0]
self.chain.set_genesis_hash(int(node.getbestblockhash(), 16))
# shorthand for functions
block = self.chain.next_block
block(0)
yield self.accepted()
test, _, _ = prepare_init_chain(self.chain, 99, 0)
yield test
block_size = 100000
block = block(1,
spend=self.chain.get_spendable_output(),
block_size=block_size)
yield self.accepted()
#rest json
self.getBlock(block, block_size, "json")
#rest binary
self.getBlock(block, block_size, "bin")
#rest hex
self.getBlock(block, block_size, "hex")
#rpc hex
assert_equal(ToHex(block), self.nodes[0].getblock(block.hash, 0))
#rpc json with no tx details
checkJsonBlock(self.nodes[0].getblock(block.hash, 1), False,
block.hash)
#rpc json with tx details
checkJsonBlock(self.nodes[0].getblock(block.hash, 2), True, block.hash)
#check help
getblockHelpMessage = "getblock \"blockhash\" ( verbosity )"
assert_equal(getblockHelpMessage in self.nodes[0].help("getblock"),
True)
#check help when wrong parameters are used
assert_raises_rpc_error(-1, getblockHelpMessage,
self.nodes[0].getblock, "a", "b", "c")
#check getblock errors still work
assert_raises_rpc_error(-5, "Block not found", self.nodes[0].getblock,
"somehash")
#check errors still work
batch = self.nodes[0].batch([
self.nodes[0].getblock.get_request(block.hash),
self.nodes[0].getblock.get_request("somehash"),
self.nodes[0].getblockcount.get_request(),
self.nodes[0].undefinedmethod.get_request()
])
checkJsonBlock(batch[0]["result"], False, block.hash)
assert_equal(batch[0]["error"], None)
assert_equal(batch[1]["result"], None)
assert_equal(batch[1]["error"]["message"], "Block not found")
assert_equal(batch[2]["error"], None)
assert_equal(batch[3]["result"], None)
assert_equal(batch[3]["error"]["message"], "Method not found")
def run_scenario1(self,
conn,
num_of_chains,
chain_length,
spend,
allowhighfees=False,
dontcheckfee=False,
listunconfirmedancestors=False,
useRpcWithDefaults=False,
shuffle_txs=False,
timeout=30):
# Create and send tx chains.
txchains, bad, orphan = self.get_txchains_n(num_of_chains,
chain_length,
spend,
num_of_bad_chains=0)
# Shuffle txs if it is required
if shuffle_txs:
random.shuffle(txchains)
# Prepare inputs for sendrawtransactions
rpc_txs_bulk_input = []
for tx in range(len(txchains)):
# Collect txn input data for bulk submit through rpc interface.
if useRpcWithDefaults:
rpc_txs_bulk_input.append({'hex': ToHex(txchains[tx])})
else:
rpc_txs_bulk_input.append({
'hex':
ToHex(txchains[tx]),
'allowhighfees':
allowhighfees,
'dontcheckfee':
dontcheckfee,
'listunconfirmedancestors':
listunconfirmedancestors
})
# Submit bulk tranactions.
result = conn.rpc.sendrawtransactions(rpc_txs_bulk_input)
if listunconfirmedancestors:
assert_equal(len(result), 1)
assert_equal(len(result['unconfirmed']),
num_of_chains * chain_length)
first_in_chain = 0
expected_ancestors = []
# A map of transactions and their known parents to be checked in 'vin'
parentsMap = {}
parentTxId = ""
# All transactions and their unconfirmed ancestors are part of sendrawtransactions inputs
# First transaction in each chain should not have any unconfirmed ancestors
# Next transactions in the chain have increasing number of unconfirmed ancestors
for tx in result['unconfirmed']:
if len(tx['ancestors']) == 0:
first_in_chain += 1
# reset, since this is a new chain
expected_ancestors = []
parentsMap = {}
parentTxId = ""
else:
# we expect to have increasing number of unconfirmed ancestors by each transaction in this chain
assert_equal(len(tx['ancestors']), len(expected_ancestors))
for ancestor in tx['ancestors']:
assert (ancestor['txid'] in expected_ancestors)
# each ancestor has 1 input
assert_equal(len(ancestor['vin']), 1)
# check input
if ancestor['txid'] in parentsMap:
assert_equal(ancestor['vin'][0]['txid'],
parentsMap[ancestor['txid']])
expected_ancestors.append(tx['txid'])
if parentTxId:
parentsMap[tx['txid']] = parentTxId
# Each chain should have one transaction (first in chain) without any unconfirmed ancestors
assert_equal(first_in_chain, num_of_chains)
else:
# There should be no rejected transactions.
assert_equal(len(result), 0)
# Check if required transactions are accepted by the mempool.
self.check_mempool(conn.rpc, txchains, timeout)
def run_test(self):
self.nodes[0].generate(10)
self.nodes[0].generate(100)
self.nodes[0].generate(51) #block 161
print(
"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({})
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)
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)
self.nodes[0].generate(1) #block 162
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([])
amounts = []
for n in range(3):
amounts.append(0)
for i in range(5):
for n in range(3):
for v in range(2):
utxo = find_unspent(self.nodes[0])
amounts[n] += utxo['amount'] - Decimal("0.001")
wit_ids[n][v].append(
send_to_witness(v, self.nodes[0], utxo, self.pubkey[n],
False,
utxo['amount'] - Decimal("0.001")))
utxo = find_unspent(self.nodes[0])
amounts[n] += utxo['amount'] - Decimal("0.001")
p2sh_ids[n][v].append(
send_to_witness(v, self.nodes[0], utxo, self.pubkey[n],
True,
utxo['amount'] - Decimal("0.001")))
self.nodes[0].generate(1) #block 163
sync_blocks(self.nodes)
# Make sure all nodes recognize the transactions as theirs
# unknown fee
assert_equal(self.nodes[1].getbalance(),
amounts[1]) # 20*Decimal("49.999"))
assert_equal(self.nodes[2].getbalance(),
amounts[2]) # 20*Decimal("49.999"))
self.nodes[0].generate(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
# 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)
print(
"Verify unsigned p2sh witness txs with a redeem script in versionbits-settings blocks are valid before the fork"
)
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False,
addlength(witness_script(
0, self.pubkey[2]))) #block 430
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False,
addlength(witness_script(
1, self.pubkey[2]))) #block 431
print(
"Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
block = self.nodes[2].generate(
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 txid in segwit_tx_list:
tx = FromHex(CTransaction(),
self.nodes[2].gettransaction(txid)["hex"])
assert (self.nodes[2].getrawtransaction(txid) !=
self.nodes[0].getrawtransaction(txid))
assert (self.nodes[1].getrawtransaction(
txid, 0) == self.nodes[2].getrawtransaction(txid))
assert (self.nodes[0].getrawtransaction(txid) !=
self.nodes[2].gettransaction(txid)["hex"])
assert (self.nodes[1].getrawtransaction(txid) ==
self.nodes[2].gettransaction(txid)["hex"])
assert (self.nodes[0].getrawtransaction(txid) == 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 sigops are counted in GBT with BIP141 rules after the fork"
)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
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)
#assert_equal(tmpl['transactions'][0]['sigops'], 8)
self.nodes[0].generate(1) # Mine a block to clear the gbt cache
print(
"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_unspent(self.nodes[0], 6000000),
self.pubkey[0], False, Decimal('5999999.99'))
hex_tx = self.nodes[0].gettransaction(txid)['hex']
tx = FromHex(CTransaction(), hex_tx)
assert (tx.wit.is_null()) # This should not be a segwit input
assert (txid1 in self.nodes[0].getrawmempool())
# 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(5999999.98 * COIN), CScript([OP_TRUE])))
tx2_hex = self.nodes[0].signrawtransaction(ToHex(tx))['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = FromHex(CTransaction(), tx2_hex)
assert (not tx.wit.is_null())
# 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(5999999.95 * COIN),
CScript([OP_TRUE]))) # Huge fee
tx.calc_sha256()
txid3 = self.nodes[0].sendrawtransaction(ToHex(tx))
assert (tx.wit.is_null())
assert (txid3 in self.nodes[0].getrawmempool())
# Now try calling getblocktemplate() without segwit support.
template = self.nodes[0].getblocktemplate()
# Check that tx1 is the only transaction of the 3 in the template.
template_txids = [t['txid'] for t in template['transactions']]
assert (txid2 not in template_txids and txid3 not in template_txids)
assert (txid1 in template_txids)
# Check that running with segwit support results in all 3 being included.
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)
# Mine a block to clear the gbt cache again.
self.nodes[0].generate(1)
print(
"Verify behaviour of importaddress, addwitnessaddress and listunspent"
)
# Some public keys to be used later
pubkeys = [
"03d7a1cfe0ab9dd0d05fc6900ec42cac0848829157207b951eee4e42d815b41f64", # P4snHKyksXnxK1fwZgXmZjFqWrFQM3emdmaB
"022280b488da63c7b8417da714add9c32a9fd0174fc263fd24b9e979604b9625d3", # P4sce5u5MUNvb8pfSYMCdvBKSSEb3HcdmKth
"043d5584722f39263001cbbeb7405c4cf67518a6d4935815ef5077d5faf1e6e2f9a018175e69cad3b9eb715ebda6a3f0cb63fcf631b948b2715cff64ea57eaa967", # P4saDbBzHSya3WDHE9Y5LuAXqd6A6WU7nRqr
"0228313c98766f455f52d500fe7aa304a7ea4de9058d7f4b1ab8aa1eff287f53a1", # P4serm2Ujghxiv4SujLUhwWq1X1Qb5CUet58
"02f58eb34e2963698641a82b7c117396d71ff8381e79bf1d7d7e9f6ca7298bb106", # P4sd831Fridto9UPfHvSdg3t6NCVNHMdtcRZ
"0288c1e7d39af0dd1007c782f61bbf9857b9ad8201e742b6832228b0efe62c334b", # P4soJxqqVJckwfUmfwhZR7pNjGLCFMB6f1fn
"046b7f10e220adf082ff4f68e7b4102ce875e22e7822d41107ae288ed04295d264acf8665d8b864daa8daa52d642aad3d41ab62462e78750e4a2102381b8018b47", # P4sbmSFoKPv4dXMPKdzitWF54GbBntWgo58y
]
# Import a compressed key and an uncompressed key, generate some multisig addresses
self.nodes[0].importprivkey(
"2qeWAQhPFzkVpGF1PhrAmEHH1uNqHn33ofTAdadwvTmDxyay4a8Fa")
uncompressed_spendable_address = [
"P4siJTivGLuDE3yZjz8a4mRdxhsvmLDNoW7x"
]
self.nodes[0].importprivkey(
"97iVW1Hj95pPwaWzg5WB6opDzExu413G8vRqgHaVQv5qqsC6JHK4Wj")
compressed_spendable_address = ["P4sdEZYVrButUSE8nF6XFFWatamEPc7XzrV7"]
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])]
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2, [
compressed_spendable_address[0],
uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], compressed_solvable_address[1]]))
unknown_address = [
"P4smB3h7Ep9m8wb8ybp4c5xKAcgjXyZvmg3W",
"P4tGp8vqTE2Jf65iNZMxr3LBH8Yzpw1jD3L5"
]
# 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]])
script = CScript([
OP_2,
hex_str_to_bytes(pubkeys[3]),
hex_str_to_bytes(pubkeys[4]), OP_2, OP_CHECKMULTISIG
])
solvable_after_importaddress.append(
CScript([OP_HASH160, hash160(script), OP_EQUAL]))
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with compressed keys should always be spendable
spendable_anytime.extend([bare, p2sh])
# 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, and witness with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with uncompressed keys should always be spendable
spendable_anytime.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 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 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].validateaddress(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 and P2PK with compressed keys should always be seen
solvable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK, P2SH_P2PKH, and witness with compressed keys are seen after direct importaddress
solvable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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 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])
unsolvable_address = [
"P4srB1NDJkwyJ6LgTfyHM5kcx9aYuc3HJALg",
"P4tGp8vqTE2Jf65iNZMxr3LBH8Yzpw1jD3L5",
script_to_p2sh(op1),
script_to_p2sh(op0)
]
unsolvable_address_key = hex_str_to_bytes(
"02341AEC7587A51CDE5279E0630A531AEA2615A9F80B17E8D9376327BAEAA59E3D"
)
unsolvablep2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(unsolvable_address_key), OP_EQUALVERIFY, OP_CHECKSIG
])
unsolvablep2wshp2pkh = CScript([OP_0, sha256(unsolvablep2pkh)])
p2shop0 = CScript([OP_HASH160, hash160(op0), OP_EQUAL])
p2wshop1 = CScript([OP_0, sha256(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].validateaddress(i)
if (v['isscript']):
bare = hex_str_to_bytes(v['hex'])
importlist.append(bytes_to_hex_str(bare))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(bare)])))
else:
pubkey = hex_str_to_bytes(v['pubkey'])
p2pk = CScript([pubkey, OP_CHECKSIG])
p2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(pubkey), OP_EQUALVERIFY, OP_CHECKSIG
])
importlist.append(bytes_to_hex_str(p2pk))
importlist.append(bytes_to_hex_str(p2pkh))
importlist.append(
bytes_to_hex_str(CScript([OP_0, hash160(pubkey)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pk)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pkh)])))
importlist.append(bytes_to_hex_str(unsolvablep2pkh))
importlist.append(bytes_to_hex_str(unsolvablep2wshp2pkh))
importlist.append(bytes_to_hex_str(op1))
importlist.append(bytes_to_hex_str(p2wshop1))
for i in importlist:
try:
self.nodes[0].importaddress(i, "", False, True)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"The wallet already contains the private key for this address or script"
)
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)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used or the address is
# not in the wallet
# note that no witness address should be returned by unsolvable addresses
# the multisig_without_privkey_address will fail because its keys were not added with importpubkey
for i in uncompressed_spendable_address + uncompressed_solvable_address + unknown_address + unsolvable_address + [
multisig_without_privkey_address
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
for i in compressed_spendable_address + compressed_solvable_address:
witaddress = self.nodes[0].addwitnessaddress(i)
# addwitnessaddress should return the same address if it is a known P2SH-witness address
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
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(
"2qeWqR7wYKpDXZYFhhEZcbFBfYiJ2VaXeb3CaHwz77PWdDVrtVh4M")
uncompressed_spendable_address = [
"P4spbfVFFbVQU22zMnWDKPsTzLemSht46WSn"
]
self.nodes[0].importprivkey(
"97ibzCsyKePb9mFBxJbx9KeQUkRQGGMrquwSqxAvqzUXT4vP4saF3s")
compressed_spendable_address = ["P4shb6vM4PfZBo7RKRgw7xvcYh2MeEWXHCWH"]
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])]
spendable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress
solvable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress but not spendable
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
premature_witaddress = []
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
for i in uncompressed_spendable_address + uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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].validateaddress(i)
if (v['isscript']):
# P2WSH multisig without private key are seen after addwitnessaddress
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
solvable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 seen after addwitnessaddress
solvable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
self.mine_and_test_listunspent(
spendable_after_addwitnessaddress +
solvable_after_addwitnessaddress + unseen_anytime, 0)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used
# note that a multisig address returned by addmultisigaddress is not solvable until it is added with importaddress
# premature_witaddress are not accepted until the script is added with addwitnessaddress first
for i in uncompressed_spendable_address + uncompressed_solvable_address + premature_witaddress + [
compressed_solvable_address[1]
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
# after importaddress it should pass addwitnessaddress
v = self.nodes[0].validateaddress(compressed_solvable_address[1])
self.nodes[0].importaddress(v['hex'], "", False, True)
for i in compressed_spendable_address + compressed_solvable_address + premature_witaddress:
witaddress = self.nodes[0].addwitnessaddress(i)
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
spendable_txid.append(
self.mine_and_test_listunspent(spendable_after_addwitnessaddress,
2))
solvable_txid.append(
self.mine_and_test_listunspent(solvable_after_addwitnessaddress,
1))
self.mine_and_test_listunspent(unseen_anytime, 0)
# Check that spendable outputs are really spendable
self.create_and_mine_tx_from_txids(spendable_txid)
addresses = [
"P4snHKyksXnxK1fwZgXmZjFqWrFQM3emdmaB",
"P4sce5u5MUNvb8pfSYMCdvBKSSEb3HcdmKth",
"P4saDbBzHSya3WDHE9Y5LuAXqd6A6WU7nRqr",
"P4serm2Ujghxiv4SujLUhwWq1X1Qb5CUet58",
"P4sd831Fridto9UPfHvSdg3t6NCVNHMdtcRZ",
"P4soJxqqVJckwfUmfwhZR7pNjGLCFMB6f1fn",
"P4sbmSFoKPv4dXMPKdzitWF54GbBntWgo58y"
]
privkeys = [
"97iW9ERfdVAZRbCMPneNfWX4pJ9Pu93qsef9ZyrDrgakoU4G3XW2ZB",
"97ibzrMqyK2ZqRW6YudqxLDuxGtsp6XEx1WbWvYvtfPEFAV7mKcJam",
"2qeXGKi3b1o594iNGn6kdU1ttFEMF2RaRW7hkxm66kRwhKqFsAh4F",
"97iZMyZ8Akww5wtEYJRrtS5toKrQ47oYoeD9zwA6d2PH93FdqFP31Q",
"97iVXTiaYvgnt7z3bWZkoQEad8JMjvyekzNtixHwpgGC88oC1n7x78",
"97iWSxXceNFydyrG6VhsKN1QJge2iaUSVMUFMrJKysJiEBmCpnpMqh",
"2qeXVU9TSmKkzSBaodDbMF6PM7AsDRjoc9GfCv5dSCg6rtUNXgqoS"
]
# import all the private keys so solvable addresses become spendable
for key in privkeys:
self.nodes[0].importprivkey(key)
# Check accordance between addresses, pubkeys and privkeys:
assert_equal(len(addresses), len(pubkeys))
assert_equal(len(addresses), len(privkeys))
for i in range(len(addresses)):
v = self.nodes[0].validateaddress(addresses[i])
assert_equal(v['address'], addresses[i])
assert_equal(v['pubkey'], pubkeys[i])
assert_equal(v['isvalid'], True)
assert_equal(v['ismine'], True)
assert_equal(self.nodes[0].dumpprivkey(addresses[i]), privkeys[i])
self.create_and_mine_tx_from_txids(solvable_txid)
def send_generic_input_tx(self, node, coinbases):
amount = INITIAL_BLOCK_REWARD - Decimal("0.01")
return node.sendrawtransaction(ToHex(self.sign_transaction(node, self.create_transaction(node, node.getblock(coinbases.pop())['tx'][0], self.nodeaddress, amount))))
def run_test(self):
blocks = []
self.bl_count = 0
blocks.append(self.nodes[0].getblockhash(0))
small_target_h = 3
self.mark_logs("Node0 generates %d blocks" %
(CBH_DELTA_HEIGHT + small_target_h - 1))
blocks.extend(self.nodes[0].generate(CBH_DELTA_HEIGHT +
small_target_h - 1))
self.sync_all()
amount_node1 = Decimal("1002.0")
self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(),
amount_node1)
self.sync_all()
self.mark_logs("Node0 generates 1 blocks")
blocks.extend(self.nodes[0].generate(1))
self.sync_all()
self.mark_logs(
"Trying to send a tx with a scriptPubKey referencing a block too recent..."
)
# Create a tx having in its scriptPubKey a custom referenced block in the CHECKBLOCKATHEIGHT part
# select necessary utxos for doing the PAYMENT
usp = self.nodes[0].listunspent()
payment = Decimal('1.0')
fee = Decimal('0.00005')
amount = Decimal('0')
inputs = []
for x in usp:
amount += Decimal(x['amount'])
inputs.append({"txid": x['txid'], "vout": x['vout']})
if amount >= payment + fee:
break
outputs = {
self.nodes[0].getnewaddress(): (Decimal(amount) - payment - fee),
self.nodes[2].getnewaddress(): payment
}
rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
# build an object from the raw tx in order to be able to modify it
tx_01 = CTransaction()
f = cStringIO.StringIO(unhexlify(rawTx))
tx_01.deserialize(f)
decodedScriptOrig = self.nodes[0].decodescript(
binascii.hexlify(tx_01.vout[1].scriptPubKey))
scriptOrigAsm = decodedScriptOrig['asm']
# store the hashed script, it is reused
params = scriptOrigAsm.split()
hash160 = hex_str_to_bytes(params[2])
# new referenced block height
modTargetHeigth = CBH_DELTA_HEIGHT + small_target_h - FINALITY_MIN_AGE + 5
# new referenced block hash
modTargetHash = hex_str_to_bytes(swap_bytes(blocks[modTargetHeigth]))
# build modified script
modScriptPubKey = CScript([
OP_DUP, OP_HASH160, hash160, OP_EQUALVERIFY, OP_CHECKSIG,
modTargetHash, modTargetHeigth, OP_CHECKBLOCKATHEIGHT
])
tx_01.vout[1].scriptPubKey = modScriptPubKey
tx_01.rehash()
decodedScriptMod = self.nodes[0].decodescript(
binascii.hexlify(tx_01.vout[1].scriptPubKey))
print " Modified scriptPubKey in tx 1: ", decodedScriptMod['asm']
signedRawTx = self.nodes[0].signrawtransaction(ToHex(tx_01))
h = self.nodes[0].getblockcount()
assert_greater_than(FINALITY_MIN_AGE, h - modTargetHeigth)
print " Node0 sends %f coins to Node2" % payment
try:
txid = self.nodes[0].sendrawtransaction(signedRawTx['hex'])
print " Tx sent: ", txid
# should fail, therefore force test failure
assert_equal(True, False)
except JSONRPCException, e:
print " ==> tx has been rejected as expected:"
print " referenced block height=%d, chainActive.height=%d, minimumAge=%d" % (
modTargetHeigth, h, FINALITY_MIN_AGE)
print
def mine_block(self,
node,
vtx=[],
miner_address=None,
mn_payee=None,
mn_amount=None,
use_mnmerkleroot_from_tip=False,
expected_error=None):
bt = node.getblocktemplate()
height = bt['height']
tip_hash = bt['previousblockhash']
tip_block = node.getblock(tip_hash)
coinbasevalue = bt['coinbasevalue']
if miner_address is None:
miner_address = node.getnewaddress()
if mn_payee is None:
if isinstance(bt['masternode'], list):
mn_payee = bt['masternode'][0]['payee']
else:
mn_payee = bt['masternode']['payee']
# we can't take the masternode payee amount from the template here as we might have additional fees in vtx
# calculate fees that the block template included (we'll have to remove it from the coinbase as we won't
# include the template's transactions
bt_fees = 0
for tx in bt['transactions']:
bt_fees += tx['fee']
new_fees = 0
for tx in vtx:
in_value = 0
out_value = 0
for txin in tx.vin:
txout = node.gettxout("%064x" % txin.prevout.hash,
txin.prevout.n, False)
in_value += int(txout['value'] * COIN)
for txout in tx.vout:
out_value += txout.nValue
new_fees += in_value - out_value
# fix fees
coinbasevalue -= bt_fees
coinbasevalue += new_fees
if mn_amount is None:
mn_amount = get_masternode_payment(height, coinbasevalue)
miner_amount = coinbasevalue - mn_amount
outputs = {miner_address: str(Decimal(miner_amount) / COIN)}
if mn_amount > 0:
outputs[mn_payee] = str(Decimal(mn_amount) / COIN)
coinbase = FromHex(CTransaction(),
node.createrawtransaction([], outputs))
coinbase.vin = create_coinbase(height).vin
# We can't really use this one as it would result in invalid merkle roots for masternode lists
if len(bt['coinbase_payload']) != 0:
cbtx = FromHex(CCbTx(version=1), bt['coinbase_payload'])
if use_mnmerkleroot_from_tip:
if 'cbTx' in tip_block:
cbtx.merkleRootMNList = int(
tip_block['cbTx']['merkleRootMNList'], 16)
else:
cbtx.merkleRootMNList = 0
coinbase.nVersion = 3
coinbase.nType = 5 # CbTx
coinbase.vExtraPayload = cbtx.serialize()
coinbase.calc_sha256()
block = create_block(int(tip_hash, 16), coinbase)
block.vtx += vtx
# Add quorum commitments from template
for tx in bt['transactions']:
tx2 = FromHex(CTransaction(), tx['data'])
if tx2.nType == 6:
block.vtx.append(tx2)
block.hashMerkleRoot = block.calc_merkle_root()
block.solve()
result = node.submitblock(ToHex(block))
if expected_error is not None and result != expected_error:
raise AssertionError(
'mining the block should have failed with error %s, but submitblock returned %s'
% (expected_error, result))
elif expected_error is None and result is not None:
raise AssertionError('submitblock returned %s' % (result))
def get_tests(self):
node = self.nodes[0]
self.chain.set_genesis_hash(int(node.getbestblockhash(), 16))
# shorthand for functions
block = self.chain.next_block
# Create a new block
block(0)
self.chain.save_spendable_output()
yield self.accepted()
# Now we need that block to mature so we can spend the coinbase.
test = TestInstance(sync_every_block=False)
for i in range(99):
block(5000 + i)
test.blocks_and_transactions.append([self.chain.tip, True])
self.chain.save_spendable_output()
yield test
block_size = 100000
block = block(1,
spend=self.chain.get_spendable_output(),
block_size=block_size)
yield self.accepted()
#rest json
self.getBlock(block, block_size, "json")
#rest binary
self.getBlock(block, block_size, "bin")
#rest hex
self.getBlock(block, block_size, "hex")
#rpc hex
assert_equal(ToHex(block), self.nodes[0].getblock(block.hash, 0))
#rpc json with no tx details
checkJsonBlock(self.nodes[0].getblock(block.hash, 1), False,
block.hash)
#rpc json with tx details
checkJsonBlock(self.nodes[0].getblock(block.hash, 2), True, block.hash)
#check help
getblockHelpMessage = "getblock \"blockhash\" ( verbosity )"
assert_equal(getblockHelpMessage in self.nodes[0].help("getblock"),
True)
#check help when wrong parameters are used
assert_raises_rpc_error(-1, getblockHelpMessage,
self.nodes[0].getblock, "a", "b", "c")
#check getblock errors still work
assert_raises_rpc_error(-5, "Block not found", self.nodes[0].getblock,
"somehash")
#check errors still work
batch = self.nodes[0].batch([
self.nodes[0].getblock.get_request(block.hash),
self.nodes[0].getblock.get_request("somehash"),
self.nodes[0].getblockcount.get_request(),
self.nodes[0].undefinedmethod.get_request()
])
checkJsonBlock(batch[0]["result"], False, block.hash)
assert_equal(batch[0]["error"], None)
assert_equal(batch[1]["result"], None)
assert_equal(batch[1]["error"]["message"], "Block not found")
assert_equal(batch[2]["error"], None)
assert_equal(batch[3]["result"], None)
assert_equal(batch[3]["error"]["message"], "Method not found")
def run_test(self):
self.nodes[0].generate(161) #block 161
print(
"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({})
assert (tmpl['sizelimit'] == 1000000)
assert ('weightlimit' not in tmpl)
assert (tmpl['sigoplimit'] == 20000)
assert (tmpl['transactions'][0]['hash'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 2)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert (tmpl['sizelimit'] == 1000000)
assert ('weightlimit' not in tmpl)
assert (tmpl['sigoplimit'] == 20000)
assert (tmpl['transactions'][0]['hash'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 2)
self.nodes[0].generate(1) #block 162
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):
wit_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_unspent(self.nodes[0],
50), self.pubkey[n],
False, Decimal("49.999")))
p2sh_ids[n][v].append(
send_to_witness(v, self.nodes[0],
find_unspent(self.nodes[0],
50), self.pubkey[n], True,
Decimal("49.999")))
self.nodes[0].generate(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 * 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.nodes[0].generate(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
# 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)
print(
"Verify unsigned p2sh witness txs with a redeem script in versionbits-settings blocks are valid before the fork"
)
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V0][1], False,
addlength(witness_script(
0, self.pubkey[2]))) #block 430
self.success_mine(self.nodes[2], p2sh_ids[NODE_2][WIT_V1][1], False,
addlength(witness_script(
1, self.pubkey[2]))) #block 431
print(
"Verify previous witness txs skipped for mining can now be mined")
assert_equal(len(self.nodes[2].getrawmempool()), 4)
block = self.nodes[2].generate(
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 sigops are counted in GBT with BIP141 rules after the fork"
)
txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
tmpl = self.nodes[0].getblocktemplate({'rules': ['segwit']})
assert (
tmpl['sizelimit'] >= 3999577
) # actual maximum size is lower due to minimum mandatory non-witness data
assert (tmpl['weightlimit'] == 4000000)
assert (tmpl['sigoplimit'] == 80000)
assert (tmpl['transactions'][0]['txid'] == txid)
assert (tmpl['transactions'][0]['sigops'] == 8)
self.nodes[0].generate(1) # Mine a block to clear the gbt cache
print(
"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_unspent(self.nodes[0], 50),
self.pubkey[0], False, Decimal("49.996"))
hex_tx = self.nodes[0].gettransaction(txid)['hex']
tx = FromHex(CTransaction(), hex_tx)
assert (tx.wit.is_null()) # This should not be a segwit input
assert (txid1 in self.nodes[0].getrawmempool())
# 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])))
tx2_hex = self.nodes[0].signrawtransaction(ToHex(tx))['hex']
txid2 = self.nodes[0].sendrawtransaction(tx2_hex)
tx = FromHex(CTransaction(), tx2_hex)
assert (not tx.wit.is_null())
# 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]))) # Huge fee
tx.calc_sha256()
txid3 = self.nodes[0].sendrawtransaction(ToHex(tx))
assert (tx.wit.is_null())
assert (txid3 in self.nodes[0].getrawmempool())
# Now try calling getblocktemplate() without segwit support.
template = self.nodes[0].getblocktemplate()
# Check that tx1 is the only transaction of the 3 in the template.
template_txids = [t['txid'] for t in template['transactions']]
assert (txid2 not in template_txids and txid3 not in template_txids)
assert (txid1 in template_txids)
# Check that running with segwit support results in all 3 being included.
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)
# Mine a block to clear the gbt cache again.
self.nodes[0].generate(1)
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
"0450A38BD7F0AC212FEBA77354A9B036A32E0F7C81FC4E0C5TDKA7C549C4505D2522458C2D9AE3CEFD684E039194B72C8A10F9CB9D4764AB26FCC2718D421D3B84", # 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 ((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])]
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2, [
compressed_spendable_address[0],
uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], compressed_solvable_address[1]]))
unknown_address = [
"mtKKyoHabkk6e4ppT7NaM7THqPUt7AzPrT",
"2NDP3jLWAFT8NDAiUa9qiE6oBt2awmMq7Dx"
]
# 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]])
script = CScript([
OP_2,
hex_str_to_bytes(pubkeys[3]),
hex_str_to_bytes(pubkeys[4]), OP_2, OP_CHECKMULTISIG
])
solvable_after_importaddress.append(
CScript([OP_HASH160, hash160(script), OP_EQUAL]))
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with compressed keys should always be spendable
spendable_anytime.extend([bare, p2sh])
# 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, and witness with compressed keys are spendable after direct importaddress
spendable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# bare and p2sh multisig with uncompressed keys should always be spendable
spendable_anytime.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 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 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].validateaddress(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 and P2PK with compressed keys should always be seen
solvable_anytime.extend([p2pkh, p2pk])
# P2SH_P2PK, P2SH_P2PKH, and witness with compressed keys are seen after direct importaddress
solvable_after_importaddress.extend([
p2wpkh, p2sh_p2wpkh, p2sh_p2pk, p2sh_p2pkh, p2wsh_p2pk,
p2wsh_p2pkh, p2sh_p2wsh_p2pk, p2sh_p2wsh_p2pkh
])
for i in uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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 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 = [
"mjoE3sSrb8ByYEvgnC3Aox86u1CHnfJA4V",
"2N7MGY19ti4KDMSzRfPAssP6Pxyuxoi6jLe",
script_to_p2sh(op1),
script_to_p2sh(op0)
]
unsolvable_address_key = hex_str_to_bytes(
"02341AEC7587A51CDE5279E0630A531AEA2615A9F80B17E8D9376327BAEAA59E3D"
)
unsolvablep2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(unsolvable_address_key), OP_EQUALVERIFY, OP_CHECKSIG
])
unsolvablep2wshp2pkh = CScript([OP_0, sha256(unsolvablep2pkh)])
p2shop0 = CScript([OP_HASH160, hash160(op0), OP_EQUAL])
p2wshop1 = CScript([OP_0, sha256(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].validateaddress(i)
if (v['isscript']):
bare = hex_str_to_bytes(v['hex'])
importlist.append(bytes_to_hex_str(bare))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(bare)])))
else:
pubkey = hex_str_to_bytes(v['pubkey'])
p2pk = CScript([pubkey, OP_CHECKSIG])
p2pkh = CScript([
OP_DUP, OP_HASH160,
hash160(pubkey), OP_EQUALVERIFY, OP_CHECKSIG
])
importlist.append(bytes_to_hex_str(p2pk))
importlist.append(bytes_to_hex_str(p2pkh))
importlist.append(
bytes_to_hex_str(CScript([OP_0, hash160(pubkey)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pk)])))
importlist.append(
bytes_to_hex_str(CScript([OP_0, sha256(p2pkh)])))
importlist.append(bytes_to_hex_str(unsolvablep2pkh))
importlist.append(bytes_to_hex_str(unsolvablep2wshp2pkh))
importlist.append(bytes_to_hex_str(op1))
importlist.append(bytes_to_hex_str(p2wshop1))
for i in importlist:
try:
self.nodes[0].importaddress(i, "", False, True)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"The wallet already contains the private key for this address or script"
)
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)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used or the address is
# not in the wallet
# note that no witness address should be returned by unsolvable addresses
# the multisig_without_privkey_address will fail because its keys were not added with importpubkey
for i in uncompressed_spendable_address + uncompressed_solvable_address + unknown_address + unsolvable_address + [
multisig_without_privkey_address
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
for i in compressed_spendable_address + compressed_solvable_address:
witaddress = self.nodes[0].addwitnessaddress(i)
# addwitnessaddress should return the same address if it is a known P2SH-witness address
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
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])]
spendable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress
solvable_after_addwitnessaddress = [
] # These outputs should be seen after importaddress but not spendable
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]
]))
uncompressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2, [
uncompressed_spendable_address[0],
uncompressed_spendable_address[0]
]))
compressed_spendable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_spendable_address[0]
]))
uncompressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_solvable_address[0], uncompressed_solvable_address[0]
]))
compressed_solvable_address.append(self.nodes[0].addmultisigaddress(
2,
[compressed_spendable_address[0], compressed_solvable_address[0]]))
premature_witaddress = []
for i in compressed_spendable_address:
v = self.nodes[0].validateaddress(i)
if (v['isscript']):
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
# P2WSH and P2SH(P2WSH) multisig with compressed keys are spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 spendable after addwitnessaddress
spendable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
for i in uncompressed_spendable_address + uncompressed_solvable_address:
v = self.nodes[0].validateaddress(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].validateaddress(i)
if (v['isscript']):
# P2WSH multisig without private key are seen after addwitnessaddress
[bare, p2sh, p2wsh,
p2sh_p2wsh] = self.p2sh_address_to_script(v)
solvable_after_addwitnessaddress.extend([p2wsh, p2sh_p2wsh])
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 seen after addwitnessaddress
solvable_after_addwitnessaddress.extend([p2wpkh, p2sh_p2wpkh])
premature_witaddress.append(script_to_p2sh(p2wpkh))
self.mine_and_test_listunspent(
spendable_after_addwitnessaddress +
solvable_after_addwitnessaddress + unseen_anytime, 0)
# addwitnessaddress should refuse to return a witness address if an uncompressed key is used
# note that a multisig address returned by addmultisigaddress is not solvable until it is added with importaddress
# premature_witaddress are not accepted until the script is added with addwitnessaddress first
for i in uncompressed_spendable_address + uncompressed_solvable_address + premature_witaddress + [
compressed_solvable_address[1]
]:
try:
self.nodes[0].addwitnessaddress(i)
except JSONRPCException as exp:
assert_equal(
exp.error["message"],
"Public key or redeemscript not known to wallet, or the key is uncompressed"
)
else:
assert (False)
# after importaddress it should pass addwitnessaddress
v = self.nodes[0].validateaddress(compressed_solvable_address[1])
self.nodes[0].importaddress(v['hex'], "", False, True)
for i in compressed_spendable_address + compressed_solvable_address + premature_witaddress:
witaddress = self.nodes[0].addwitnessaddress(i)
assert_equal(witaddress,
self.nodes[0].addwitnessaddress(witaddress))
spendable_txid.append(
self.mine_and_test_listunspent(spendable_after_addwitnessaddress,
2))
solvable_txid.append(
self.mine_and_test_listunspent(solvable_after_addwitnessaddress,
1))
self.mine_and_test_listunspent(unseen_anytime, 0)
# 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)
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 = from_hex(CTransaction(), 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),
CScript([b'a']))
]
tx2_raw = self.nodes[0].signrawtransaction(ToHex(tx2))["hex"]
tx2 = from_hex(tx2, 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),
CScript([b'a']))
]
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, ToHex(tx))
else:
# sendrawtransaction should succeed if the tx is not in the mempool
node.sendrawtransaction(ToHex(tx))
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.nodes[0].generate(1)
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)
self.nodes[0].generate(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.nodes[0].generate(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].signrawtransaction(ToHex(tx5))["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.
tip = int(
self.nodes[0].getblockhash(self.nodes[0].getblockcount() - 1), 16)
height = self.nodes[0].getblockcount()
for _ in range(2):
block = create_block(tip, create_coinbase(height), cur_time)
block.nVersion = 3
block.rehash()
block.solve()
tip = block.sha256
height += 1
self.nodes[0].submitblock(ToHex(block))
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.nodes[0].generate(10)
