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basicswap_miserver/tests/basicswap/test_partblind_xmr.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright (c) 2021-2023 tecnovert
# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.
import json
import random
import logging
import unittest
from urllib import parse
from urllib.request import urlopen
from basicswap.basicswap import (
Coins,
SwapTypes,
BidStates,
DebugTypes,
)
from basicswap.basicswap_util import (
TxLockTypes,
)
from basicswap.util import (
make_int,
format_amount,
)
from tests.basicswap.util import (
post_json_req,
read_json_api,
)
from tests.basicswap.common import (
wait_for_bid,
wait_for_offer,
wait_for_none_active,
wait_for_balance,
wait_for_unspent,
)
from .test_xmr import BaseTest, test_delay_event
logger = logging.getLogger()
class Test(BaseTest):
__test__ = True
test_coin_from = Coins.PART_BLIND
has_segwit = True
@classmethod
def setUpClass(cls):
super(Test, cls).setUpClass()
js_0 = read_json_api(1800, 'wallets/part')
node0_blind_before = js_0['blind_balance'] + js_0['blind_unconfirmed']
post_json = {
'value': 100,
'address': js_0['stealth_address'],
'subfee': False,
'type_to': 'blind',
}
json_rv = json.loads(post_json_req('http://127.0.0.1:1800/json/wallets/part/withdraw', post_json))
assert (len(json_rv['txid']) == 64)
logging.info('Waiting for blind balance')
wait_for_balance(test_delay_event, 'http://127.0.0.1:1800/json/wallets/part', 'blind_balance', 100.0 + node0_blind_before)
js_0 = read_json_api(1800, 'wallets/part')
def ensure_balance(self, coin_type, node_id, amount):
tla = 'PART'
js_w = read_json_api(1800 + node_id, 'wallets')
print('js_w', js_w)
if float(js_w[tla]['blind_balance']) < amount:
post_json = {
'value': amount,
'type_to': 'blind',
'address': js_w[tla]['stealth_address'],
'subfee': False,
}
json_rv = read_json_api(1800, 'wallets/{}/withdraw'.format(tla.lower()), post_json)
assert (len(json_rv['txid']) == 64)
wait_for_balance(test_delay_event, 'http://127.0.0.1:{}/json/wallets/{}'.format(1800 + node_id, tla.lower()), 'blind_balance', amount)
def getBalance(self, js_wallets):
return float(js_wallets[Coins.PART.name]['blind_balance']) + float(js_wallets[Coins.PART.name]['blind_unconfirmed'])
def getXmrBalance(self, js_wallets):
return float(js_wallets[Coins.XMR.name]['unconfirmed']) + float(js_wallets[Coins.XMR.name]['balance'])
def test_010_txn_size(self):
logging.info('---------- Test {} txn_size'.format(self.test_coin_from.name))
self.ensure_balance(self.test_coin_from, 0, 100.0)
swap_clients = self.swap_clients
ci = swap_clients[0].ci(self.test_coin_from)
pi = swap_clients[0].pi(SwapTypes.XMR_SWAP)
def wait_for_unspents(delay_event, iterations=20, delay_time=0.5):
nonlocal ci
i = 0
while not delay_event.is_set():
unspents = ci.rpc_wallet('listunspentblind')
if len(unspents) >= 1:
return
delay_event.wait(delay_time)
i += 1
if i > iterations:
raise ValueError('wait_for_unspents timed out')
wait_for_unspents(test_delay_event)
amount: int = ci.make_int(random.uniform(0.1, 2.0), r=1)
# Record unspents before createSCLockTx as the used ones will be locked
unspents = ci.rpc_wallet('listunspentblind')
locked_utxos_before = ci.rpc_wallet('listlockunspent')
# fee_rate is in sats/kvB
fee_rate: int = 1000
vkbv = ci.getNewSecretKey()
a = ci.getNewSecretKey()
b = ci.getNewSecretKey()
A = ci.getPubkey(a)
B = ci.getPubkey(b)
lock_tx_script = pi.genScriptLockTxScript(ci, A, B)
lock_tx = ci.createSCLockTx(amount, lock_tx_script, vkbv)
lock_tx = ci.fundSCLockTx(lock_tx, fee_rate, vkbv)
lock_tx = ci.signTxWithWallet(lock_tx)
unspents_after = ci.rpc_wallet('listunspentblind')
locked_utxos_after = ci.rpc_wallet('listlockunspent')
assert (len(unspents) > len(unspents_after))
assert (len(locked_utxos_after) > len(locked_utxos_before))
lock_tx_decoded = ci.rpc_wallet('decoderawtransaction', [lock_tx.hex()])
txid = lock_tx_decoded['txid']
vsize = lock_tx_decoded['vsize']
expect_fee_int = round(fee_rate * vsize / 1000)
expect_fee = ci.format_amount(expect_fee_int)
ci.rpc_wallet('sendrawtransaction', [lock_tx.hex()])
rv = ci.rpc_wallet('gettransaction', [txid])
wallet_tx_fee = -ci.make_int(rv['details'][0]['fee'])
assert (wallet_tx_fee >= expect_fee_int)
assert (wallet_tx_fee - expect_fee_int < 20)
addr_out = ci.getNewAddress(True)
addrinfo = ci.rpc_wallet('getaddressinfo', [addr_out,])
pk_out = bytes.fromhex(addrinfo['pubkey'])
fee_info = {}
lock_spend_tx = ci.createSCLockSpendTx(lock_tx, lock_tx_script, pk_out, fee_rate, vkbv, fee_info=fee_info)
vsize_estimated: int = fee_info['vsize']
spend_tx_decoded = ci.rpc('decoderawtransaction', [lock_spend_tx.hex()])
txid = spend_tx_decoded['txid']
nonce = ci.getScriptLockTxNonce(vkbv)
output_n, _ = ci.findOutputByNonce(lock_tx_decoded, nonce)
assert (output_n is not None)
valueCommitment = bytes.fromhex(lock_tx_decoded['vout'][output_n]['valueCommitment'])
witness_stack = [
b'',
ci.signTx(a, lock_spend_tx, 0, lock_tx_script, valueCommitment),
ci.signTx(b, lock_spend_tx, 0, lock_tx_script, valueCommitment),
lock_tx_script,
]
lock_spend_tx = ci.setTxSignature(lock_spend_tx, witness_stack)
tx_decoded = ci.rpc('decoderawtransaction', [lock_spend_tx.hex()])
vsize_actual: int = tx_decoded['vsize']
# Note: The fee is set allowing 9 bytes for the encoded fee amount, causing a small overestimate
assert (vsize_actual <= vsize_estimated and vsize_estimated - vsize_actual < 10)
assert (ci.rpc('sendrawtransaction', [lock_spend_tx.hex()]) == txid)
# Test chain b (no-script) lock tx size
v = ci.getNewSecretKey()
s = ci.getNewSecretKey()
S = ci.getPubkey(s)
lock_tx_b_txid = ci.publishBLockTx(v, S, amount, fee_rate)
addr_out = ci.getNewStealthAddress()
lock_tx_b_spend_txid = None
for i in range(20):
try:
lock_tx_b_spend_txid = ci.spendBLockTx(lock_tx_b_txid, addr_out, v, s, amount, fee_rate, 0)
break
except Exception as e:
print('spendBLockTx failed', str(e))
test_delay_event.wait(2)
assert (lock_tx_b_spend_txid is not None)
lock_tx_b_spend = ci.getTransaction(lock_tx_b_spend_txid)
if lock_tx_b_spend is None:
lock_tx_b_spend = ci.getWalletTransaction(lock_tx_b_spend_txid)
lock_tx_b_spend_decoded = ci.rpc('decoderawtransaction', [lock_tx_b_spend.hex()])
expect_vsize: int = ci.xmr_swap_b_lock_spend_tx_vsize()
assert (expect_vsize >= lock_tx_b_spend_decoded['vsize'])
assert (expect_vsize - lock_tx_b_spend_decoded['vsize'] < 10)
def test_01_part_xmr(self):
logging.info('---------- Test PARTct to XMR')
swap_clients = self.swap_clients
js_0 = read_json_api(1800, 'wallets/part')
assert (float(js_0['blind_balance']) > 10.0)
node0_blind_before = js_0['blind_balance'] + js_0['blind_unconfirmed']
js_1 = read_json_api(1801, 'wallets/part')
node1_blind_before = js_1['blind_balance'] + js_1['blind_unconfirmed']
js_0_xmr = read_json_api(1800, 'wallets/xmr')
js_1_xmr = read_json_api(1801, 'wallets/xmr')
amt_swap = make_int(random.uniform(0.1, 2.0), scale=8, r=1)
rate_swap = make_int(random.uniform(0.2, 20.0), scale=12, r=1)
offer_id = swap_clients[0].postOffer(Coins.PART_BLIND, Coins.XMR, amt_swap, rate_swap, amt_swap, SwapTypes.XMR_SWAP)
wait_for_offer(test_delay_event, swap_clients[1], offer_id)
offers = swap_clients[0].listOffers(filters={'offer_id': offer_id})
offer = offers[0]
bid_id = swap_clients[1].postXmrBid(offer_id, offer.amount_from)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.BID_RECEIVED)
swap_clients[0].acceptXmrBid(bid_id)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.SWAP_COMPLETED, wait_for=180)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, BidStates.SWAP_COMPLETED, sent=True)
amount_from = float(format_amount(amt_swap, 8))
js_1 = read_json_api(1801, 'wallets/part')
node1_blind_after = js_1['blind_balance'] + js_1['blind_unconfirmed']
assert (node1_blind_after > node1_blind_before + (amount_from - 0.05))
js_0 = read_json_api(1800, 'wallets/part')
node0_blind_after = js_0['blind_balance'] + js_0['blind_unconfirmed']
assert (node0_blind_after < node0_blind_before - amount_from)
js_0_xmr_after = read_json_api(1800, 'wallets/xmr')
js_1_xmr_after = read_json_api(1801, 'wallets/xmr')
scale_from = 8
amount_to = int((amt_swap * rate_swap) // (10 ** scale_from))
amount_to_float = float(format_amount(amount_to, 12))
node1_xmr_after = float(js_1_xmr_after['unconfirmed']) + float(js_1_xmr_after['balance'])
node1_xmr_before = float(js_1_xmr['unconfirmed']) + float(js_1_xmr['balance'])
assert (node1_xmr_after > node1_xmr_before + (amount_to_float - 0.02))
def test_02_leader_recover_a_lock_tx(self):
logging.info('---------- Test PARTct to XMR leader recovers coin a lock tx')
swap_clients = self.swap_clients
js_w0_before = read_json_api(1800, 'wallets')
node0_blind_before = self.getBalance(js_w0_before)
amt_swap = make_int(random.uniform(0.1, 2.0), scale=8, r=1)
rate_swap = make_int(random.uniform(0.2, 20.0), scale=12, r=1)
offer_id = swap_clients[0].postOffer(
Coins.PART_BLIND, Coins.XMR, amt_swap, rate_swap, amt_swap, SwapTypes.XMR_SWAP,
lock_type=TxLockTypes.SEQUENCE_LOCK_BLOCKS, lock_value=12)
wait_for_offer(test_delay_event, swap_clients[1], offer_id)
offer = swap_clients[1].getOffer(offer_id)
bid_id = swap_clients[1].postXmrBid(offer_id, offer.amount_from)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.BID_RECEIVED)
bid, xmr_swap = swap_clients[0].getXmrBid(bid_id)
assert (xmr_swap)
swap_clients[1].setBidDebugInd(bid_id, DebugTypes.BID_STOP_AFTER_COIN_A_LOCK)
swap_clients[0].acceptXmrBid(bid_id)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.XMR_SWAP_FAILED_REFUNDED, wait_for=180)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, [BidStates.BID_STALLED_FOR_TEST, BidStates.XMR_SWAP_FAILED], sent=True)
js_w0_after = read_json_api(1800, 'wallets')
node0_blind_after = self.getBalance(js_w0_after)
assert (node0_blind_before - node0_blind_after < 0.02)
def test_03_follower_recover_a_lock_tx(self):
logging.info('---------- Test PARTct to XMR follower recovers coin a lock tx')
swap_clients = self.swap_clients
js_w0_before = read_json_api(1800, 'wallets')
js_w1_before = read_json_api(1801, 'wallets')
amt_swap = make_int(random.uniform(0.1, 2.0), scale=8, r=1)
rate_swap = make_int(random.uniform(0.2, 20.0), scale=12, r=1)
offer_id = swap_clients[0].postOffer(
Coins.PART_BLIND, Coins.XMR, amt_swap, rate_swap, amt_swap, SwapTypes.XMR_SWAP,
lock_type=TxLockTypes.SEQUENCE_LOCK_BLOCKS, lock_value=32)
wait_for_offer(test_delay_event, swap_clients[1], offer_id)
offer = swap_clients[1].getOffer(offer_id)
bid_id = swap_clients[1].postXmrBid(offer_id, offer.amount_from)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.BID_RECEIVED)
bid, xmr_swap = swap_clients[0].getXmrBid(bid_id)
assert (xmr_swap)
swap_clients[1].setBidDebugInd(bid_id, DebugTypes.CREATE_INVALID_COIN_B_LOCK)
swap_clients[0].setBidDebugInd(bid_id, DebugTypes.BID_DONT_SPEND_COIN_A_LOCK_REFUND)
swap_clients[0].acceptXmrBid(bid_id)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.BID_STALLED_FOR_TEST, wait_for=180)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, BidStates.XMR_SWAP_FAILED_SWIPED, wait_for=80, sent=True)
js_w1_after = read_json_api(1801, 'wallets')
node1_blind_before = self.getBalance(js_w1_before)
node1_blind_after = self.getBalance(js_w1_after)
amount_from = float(format_amount(amt_swap, 8))
assert (node1_blind_after - node1_blind_before > (amount_from - 0.02))
swap_clients[0].abandonBid(bid_id)
swap_clients[1].abandonBid(bid_id)
wait_for_none_active(test_delay_event, 1800)
wait_for_none_active(test_delay_event, 1801)
data = parse.urlencode({
'chainbkeysplit': True
}).encode()
offerer_key = json.loads(urlopen('http://127.0.0.1:1800/json/bids/{}'.format(bid_id.hex()), data=data).read())['splitkey']
data = parse.urlencode({
'spendchainblocktx': True,
'remote_key': offerer_key
}).encode()
redeemed_txid = json.loads(urlopen('http://127.0.0.1:1801/json/bids/{}'.format(bid_id.hex()), data=data).read())['txid']
assert (len(redeemed_txid) == 64)
def do_test_04_follower_recover_b_lock_tx(self, coin_from, coin_to):
logging.info('---------- Test {} to {} follower recovers coin b lock tx'.format(coin_from.name, coin_to.name))
swap_clients = self.swap_clients
ci_from = swap_clients[0].ci(coin_from)
ci_to = swap_clients[0].ci(coin_to)
amt_swap = ci_from.make_int(random.uniform(0.1, 2.0), r=1)
rate_swap = ci_to.make_int(random.uniform(0.2, 20.0), r=1)
offer_id = swap_clients[0].postOffer(
coin_from, coin_to, amt_swap, rate_swap, amt_swap, SwapTypes.XMR_SWAP,
lock_type=TxLockTypes.SEQUENCE_LOCK_BLOCKS, lock_value=28)
wait_for_offer(test_delay_event, swap_clients[1], offer_id)
offer = swap_clients[1].getOffer(offer_id)
bid_id = swap_clients[1].postXmrBid(offer_id, offer.amount_from)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.BID_RECEIVED)
bid, xmr_swap = swap_clients[0].getXmrBid(bid_id)
assert (xmr_swap)
swap_clients[1].setBidDebugInd(bid_id, DebugTypes.CREATE_INVALID_COIN_B_LOCK)
swap_clients[0].acceptXmrBid(bid_id)
wait_for_bid(test_delay_event, swap_clients[0], bid_id, BidStates.XMR_SWAP_FAILED_REFUNDED, wait_for=180)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, BidStates.XMR_SWAP_FAILED_REFUNDED, sent=True)
def test_04_follower_recover_b_lock_tx(self):
js_w0_before = read_json_api(1800, 'wallets')
js_w1_before = read_json_api(1801, 'wallets')
self.do_test_04_follower_recover_b_lock_tx(self.test_coin_from, Coins.XMR)
js_w0_after = read_json_api(1800, 'wallets')
js_w1_after = read_json_api(1801, 'wallets')
node0_blind_before = self.getBalance(js_w0_before)
node0_blind_after = self.getBalance(js_w0_after)
assert (node0_blind_before - node0_blind_after < 0.02)
node1_xmr_before = self.getXmrBalance(js_w1_before)
node1_xmr_after = self.getXmrBalance(js_w1_after)
assert (node1_xmr_before - node1_xmr_after < 0.02)
def test_04_follower_recover_b_lock_tx_from_part(self):
self.ensure_balance(self.test_coin_from, 1, 50.0)
self.do_test_04_follower_recover_b_lock_tx(Coins.PART, self.test_coin_from)
def do_test_05_self_bid(self, coin_from, coin_to):
logging.info('---------- Test {} to {} same client'.format(coin_from.name, coin_to.name))
swap_clients = self.swap_clients
ci_to = swap_clients[0].ci(coin_to)
self.ensure_balance(coin_from, 1, 50.0)
amt_swap = make_int(random.uniform(0.1, 2.0), scale=8, r=1)
rate_swap = ci_to.make_int(random.uniform(0.2, 20.0), r=1)
offer_id = swap_clients[1].postOffer(coin_from, coin_to, amt_swap, rate_swap, amt_swap, SwapTypes.XMR_SWAP, auto_accept_bids=True)
bid_id = swap_clients[1].postXmrBid(offer_id, amt_swap)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, BidStates.SWAP_COMPLETED, wait_for=180)
def test_05_self_bid(self):
if not self.has_segwit:
return
self.do_test_05_self_bid(self.test_coin_from, Coins.XMR)
def test_05_self_bid_to_part(self):
if not self.has_segwit:
return
self.do_test_05_self_bid(self.test_coin_from, Coins.PART)
def test_05_self_bid_from_part(self):
self.do_test_05_self_bid(Coins.PART, self.test_coin_from)
def test_06_preselect_inputs(self):
raise ValueError('TODO')
tla_from = self.test_coin_from.name
logging.info('---------- Test {} Preselected inputs'.format(tla_from))
swap_clients = self.swap_clients
# Prepare balance
self.ensure_balance(self.test_coin_from, 2, 100.0)
js_w2 = read_json_api(1802, 'wallets')
post_json = {
'value': float(js_w2['PART']['blind_balance']),
'type_from': 'blind',
'type_to': 'blind',
'address': js_w2['PART']['stealth_address'],
'subfee': True,
}
json_rv = read_json_api(1802, 'wallets/{}/withdraw'.format('part'), post_json)
wait_for_balance(test_delay_event, 'http://127.0.0.1:1802/json/wallets/{}'.format('part'), 'blind_balance', 10.0)
assert (len(json_rv['txid']) == 64)
# Create prefunded ITX
ci = swap_clients[2].ci(self.test_coin_from)
ci_to = swap_clients[2].ci(Coins.XMR)
pi = swap_clients[2].pi(SwapTypes.XMR_SWAP)
js_w2 = read_json_api(1802, 'wallets')
swap_value = ci.make_int(js_w2['PART']['blind_balance'])
assert (swap_value > ci.make_int(95))
itx = pi.getFundedInitiateTxTemplate(ci, swap_value, True)
itx_decoded = ci.describeTx(itx.hex())
n = pi.findMockVout(ci, itx_decoded)
value_after_subfee = ci.make_int(itx_decoded['vout'][n]['value'])
assert (value_after_subfee < swap_value)
swap_value = value_after_subfee
wait_for_unspent(test_delay_event, ci, swap_value)
extra_options = {'prefunded_itx': itx}
rate_swap = ci_to.make_int(random.uniform(0.2, 20.0))
offer_id = swap_clients[2].postOffer(self.test_coin_from, Coins.XMR, swap_value, rate_swap, swap_value, SwapTypes.XMR_SWAP, extra_options=extra_options)
wait_for_offer(test_delay_event, swap_clients[1], offer_id)
offer = swap_clients[1].getOffer(offer_id)
bid_id = swap_clients[1].postBid(offer_id, offer.amount_from)
wait_for_bid(test_delay_event, swap_clients[2], bid_id, BidStates.BID_RECEIVED)
swap_clients[2].acceptBid(bid_id)
wait_for_bid(test_delay_event, swap_clients[2], bid_id, BidStates.SWAP_COMPLETED, wait_for=120)
wait_for_bid(test_delay_event, swap_clients[1], bid_id, BidStates.SWAP_COMPLETED, sent=True, wait_for=120)
# Verify expected inputs were used
bid, _, _, _, _ = swap_clients[2].getXmrBidAndOffer(bid_id)
assert (bid.xmr_a_lock_tx)
wtx = ci.rpc_wallet('gettransaction', [bid.xmr_a_lock_tx.txid.hex(),])
itx_after = ci.describeTx(wtx['hex'])
assert (len(itx_after['vin']) == len(itx_decoded['vin']))
for i, txin in enumerate(itx_decoded['vin']):
txin_after = itx_after['vin'][i]
assert (txin['txid'] == txin_after['txid'])
assert (txin['vout'] == txin_after['vout'])
if __name__ == '__main__':
unittest.main()