def test_timelocked_output_signing(setup_wallet):
jm_single().config.set('BLOCKCHAIN', 'network', 'testnet')
ensure_bip65_activated()
storage = VolatileStorage()
SegwitLegacyWalletFidelityBonds.initialize(storage, get_network())
wallet = SegwitLegacyWalletFidelityBonds(storage)
index = 0
timenumber = 0
script = wallet.get_script_and_update_map(
FidelityBondMixin.FIDELITY_BOND_MIXDEPTH,
FidelityBondMixin.BIP32_TIMELOCK_ID, index, timenumber)
utxo = fund_wallet_addr(wallet, wallet.script_to_addr(script))
timestamp = wallet._time_number_to_timestamp(timenumber)
tx = btc.mktx([utxo], [{
"address":
str(
btc.CCoinAddress.from_scriptPubKey(
btc.standard_scripthash_scriptpubkey(btc.Hash160(b"\x00")))),
"value":
10**8 - 9000
}],
locktime=timestamp + 1)
success, msg = wallet.sign_tx(tx, {0: (script, 10**8)})
assert success, msg
txout = jm_single().bc_interface.pushtx(tx.serialize())
assert txout
def test_spend_freeze_script(setup_tx_creation):
ensure_bip65_activated()
wallet_service = make_wallets(1, [[3, 0, 0, 0, 0]], 3)[0]['wallet']
wallet_service.sync_wallet(fast=True)
mediantime = jm_single().bc_interface.rpc("getblockchaininfo",
[])["mediantime"]
timeoffset_success_tests = [(2, False), (-60 * 60 * 24 * 30, True),
(60 * 60 * 24 * 30, False)]
for timeoffset, required_success in timeoffset_success_tests:
#generate keypair
priv = b"\xaa" * 32 + b"\x01"
pub = bitcoin.privkey_to_pubkey(priv)
addr_locktime = mediantime + timeoffset
redeem_script = bitcoin.mk_freeze_script(pub, addr_locktime)
script_pub_key = bitcoin.redeem_script_to_p2wsh_script(redeem_script)
# cannot convert to address within wallet service, as not known
# to wallet; use engine directly:
addr = wallet_service._ENGINE.script_to_address(script_pub_key)
#fund frozen funds address
amount = 100000000
funding_ins_full = wallet_service.select_utxos(0, amount)
funding_txid = make_sign_and_push(funding_ins_full,
wallet_service,
amount,
output_addr=addr)
assert funding_txid
#spend frozen funds
frozen_in = (funding_txid, 0)
output_addr = wallet_service.get_internal_addr(1)
miner_fee = 5000
outs = [{'value': amount - miner_fee, 'address': output_addr}]
tx = bitcoin.mktx([frozen_in], outs, locktime=addr_locktime + 1)
i = 0
sig, success = bitcoin.sign(tx,
i,
priv,
amount=amount,
native=redeem_script)
assert success
push_success = jm_single().bc_interface.pushtx(tx.serialize())
assert push_success == required_success
def test_spend_freeze_script(setup_tx_creation):
ensure_bip65_activated()
wallet_service = make_wallets(1, [[3, 0, 0, 0, 0]], 3)[0]['wallet']
wallet_service.sync_wallet(fast=True)
mediantime = jm_single().bc_interface.rpc("getblockchaininfo", [])["mediantime"]
timeoffset_success_tests = [(2, False), (-60*60*24*30, True), (60*60*24*30, False)]
for timeoffset, required_success in timeoffset_success_tests:
#generate keypair
priv = "aa"*32 + "01"
pub = unhexlify(bitcoin.privkey_to_pubkey(priv))
addr_locktime = mediantime + timeoffset
redeem_script = bitcoin.mk_freeze_script(pub, addr_locktime)
script_pub_key = bitcoin.redeem_script_to_p2wsh_script(redeem_script)
regtest_vbyte = 100
addr = bitcoin.script_to_address(script_pub_key, vbyte=regtest_vbyte)
#fund frozen funds address
amount = 100000000
funding_ins_full = wallet_service.select_utxos(0, amount)
funding_txid = make_sign_and_push(funding_ins_full, wallet_service, amount, output_addr=addr)
assert funding_txid
#spend frozen funds
frozen_in = funding_txid + ":0"
output_addr = wallet_service.get_internal_addr(1)
miner_fee = 5000
outs = [{'value': amount - miner_fee, 'address': output_addr}]
tx = bitcoin.mktx([frozen_in], outs, locktime=addr_locktime+1)
i = 0
sig = bitcoin.get_p2sh_signature(tx, i, redeem_script, priv, amount)
assert bitcoin.verify_tx_input(tx, i, script_pub_key, sig, pub,
scriptCode=redeem_script, amount=amount)
tx = bitcoin.apply_freeze_signature(tx, i, redeem_script, sig)
push_success = jm_single().bc_interface.pushtx(tx)
assert push_success == required_success
def test_timelocked_output_signing(setup_wallet):
jm_single().config.set('BLOCKCHAIN', 'network', 'testnet')
ensure_bip65_activated()
storage = VolatileStorage()
SegwitLegacyWalletFidelityBonds.initialize(storage, get_network())
wallet = SegwitLegacyWalletFidelityBonds(storage)
index = 0
timenumber = 0
script = wallet.get_script_and_update_map(
FidelityBondMixin.FIDELITY_BOND_MIXDEPTH,
FidelityBondMixin.BIP32_TIMELOCK_ID, index, timenumber)
utxo = fund_wallet_addr(wallet, wallet.script_to_addr(script))
timestamp = wallet._time_number_to_timestamp(timenumber)
tx = btc.deserialize(btc.mktx(['{}:{}'.format(
hexlify(utxo[0]).decode('ascii'), utxo[1])],
[btc.p2sh_scriptaddr(b"\x00",magicbyte=196) + ':' + str(10**8 - 9000)],
locktime=timestamp+1))
tx = wallet.sign_tx(tx, {0: (script, 10**8)})
txout = jm_single().bc_interface.pushtx(btc.serialize(tx))
assert txout