You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
2336 lines
96 KiB
2336 lines
96 KiB
from fixtures import * # noqa: F401,F403
|
|
from flaky import flaky
|
|
from pyln.client import RpcError
|
|
from shutil import copyfile
|
|
from utils import (
|
|
only_one, sync_blockheight, wait_for, DEVELOPER, TIMEOUT,
|
|
account_balance, first_channel_id, basic_fee
|
|
)
|
|
|
|
import os
|
|
import queue
|
|
import pytest
|
|
import re
|
|
import threading
|
|
import unittest
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "Too slow without --dev-bitcoind-poll")
|
|
def test_closing(node_factory, bitcoind, chainparams):
|
|
l1, l2 = node_factory.line_graph(2)
|
|
chan = l1.get_channel_scid(l2)
|
|
fee = basic_fee(7500) if not chainparams['elements'] else 8955
|
|
|
|
l1.pay(l2, 200000000)
|
|
|
|
assert bitcoind.rpc.getmempoolinfo()['size'] == 0
|
|
|
|
billboard = only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status']
|
|
assert billboard == ['CHANNELD_NORMAL:Funding transaction locked.']
|
|
billboard = only_one(l2.rpc.listpeers(l1.info['id'])['peers'][0]['channels'])['status']
|
|
assert billboard == ['CHANNELD_NORMAL:Funding transaction locked.']
|
|
|
|
bitcoind.generate_block(5)
|
|
|
|
# Only wait for the channels to activate with DEVELOPER=1,
|
|
# otherwise it's going to take too long because of the missing
|
|
# --dev-fast-gossip
|
|
if DEVELOPER:
|
|
wait_for(lambda: len(l1.getactivechannels()) == 2)
|
|
wait_for(lambda: len(l2.getactivechannels()) == 2)
|
|
billboard = only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status']
|
|
# This may either be from a local_update or an announce, so just
|
|
# check for the substring
|
|
assert 'CHANNELD_NORMAL:Funding transaction locked.' in billboard[0]
|
|
|
|
l1.rpc.close(chan)
|
|
|
|
l1.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
|
|
l2.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
|
|
|
|
l1.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
l2.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
|
|
# And should put closing into mempool.
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
# Both nodes should have disabled the channel in their view
|
|
wait_for(lambda: len(l1.getactivechannels()) == 0)
|
|
wait_for(lambda: len(l2.getactivechannels()) == 0)
|
|
|
|
assert bitcoind.rpc.getmempoolinfo()['size'] == 1
|
|
|
|
# Now grab the close transaction
|
|
closetxid = only_one(bitcoind.rpc.getrawmempool(False))
|
|
|
|
billboard = only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status']
|
|
assert billboard == [
|
|
'CLOSINGD_SIGEXCHANGE:We agreed on a closing fee of {} satoshi for tx:{}'.format(fee, closetxid),
|
|
]
|
|
bitcoind.generate_block(1)
|
|
|
|
l1.daemon.wait_for_log(r'Owning output.* \(SEGWIT\).* txid %s.* CONFIRMED' % closetxid)
|
|
l2.daemon.wait_for_log(r'Owning output.* \(SEGWIT\).* txid %s.* CONFIRMED' % closetxid)
|
|
|
|
# Make sure both nodes have grabbed their close tx funds
|
|
assert closetxid in set([o['txid'] for o in l1.rpc.listfunds()['outputs']])
|
|
assert closetxid in set([o['txid'] for o in l2.rpc.listfunds()['outputs']])
|
|
|
|
wait_for(lambda: only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status'] == [
|
|
'CLOSINGD_SIGEXCHANGE:We agreed on a closing fee of {} satoshi for tx:{}'.format(fee, closetxid),
|
|
'ONCHAIN:Tracking mutual close transaction',
|
|
'ONCHAIN:All outputs resolved: waiting 99 more blocks before forgetting channel'
|
|
])
|
|
|
|
bitcoind.generate_block(9)
|
|
wait_for(lambda: only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status'] == [
|
|
'CLOSINGD_SIGEXCHANGE:We agreed on a closing fee of {} satoshi for tx:{}'.format(fee, closetxid),
|
|
'ONCHAIN:Tracking mutual close transaction',
|
|
'ONCHAIN:All outputs resolved: waiting 90 more blocks before forgetting channel'
|
|
])
|
|
|
|
# Make sure both have forgotten about it
|
|
bitcoind.generate_block(90)
|
|
wait_for(lambda: len(l1.rpc.listchannels()['channels']) == 0)
|
|
wait_for(lambda: len(l2.rpc.listchannels()['channels']) == 0)
|
|
|
|
# The entry in the channels table should still be there
|
|
assert l1.db_query("SELECT count(*) as c FROM channels;")[0]['c'] == 1
|
|
assert l2.db_query("SELECT count(*) as c FROM channels;")[0]['c'] == 1
|
|
|
|
|
|
def test_closing_while_disconnected(node_factory, bitcoind, executor):
|
|
l1, l2 = node_factory.line_graph(2, opts={'may_reconnect': True})
|
|
chan = l1.get_channel_scid(l2)
|
|
|
|
l1.pay(l2, 200000000)
|
|
l2.stop()
|
|
|
|
# The close should still be triggered afterwards.
|
|
fut = executor.submit(l1.rpc.close, chan, 0)
|
|
l1.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
|
|
|
|
l2.start()
|
|
fut.result(TIMEOUT)
|
|
|
|
l1.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
l2.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
|
|
# And should put closing into mempool.
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
bitcoind.generate_block(101)
|
|
wait_for(lambda: len(l1.rpc.listchannels()['channels']) == 0)
|
|
wait_for(lambda: len(l2.rpc.listchannels()['channels']) == 0)
|
|
|
|
|
|
def test_closing_id(node_factory):
|
|
"""Test closing using peer ID and full channel ID
|
|
"""
|
|
l1, l2 = node_factory.get_nodes(2)
|
|
|
|
# Close by full channel ID.
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 10**6)
|
|
cid = l2.rpc.listpeers()['peers'][0]['channels'][0]['channel_id']
|
|
l2.rpc.close(cid)
|
|
wait_for(lambda: not only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['connected'])
|
|
wait_for(lambda: not only_one(l2.rpc.listpeers(l1.info['id'])['peers'])['connected'])
|
|
|
|
# Close by peer ID.
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l1.daemon.wait_for_log("Handed peer, entering loop")
|
|
l2.fund_channel(l1, 10**6)
|
|
pid = l1.info['id']
|
|
l2.rpc.close(pid)
|
|
wait_for(lambda: not only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['connected'])
|
|
wait_for(lambda: not only_one(l2.rpc.listpeers(l1.info['id'])['peers'])['connected'])
|
|
|
|
|
|
@pytest.mark.slow_test
|
|
def test_closing_torture(node_factory, executor, bitcoind):
|
|
# We set up a fully-connected mesh of N nodes, then try
|
|
# closing them all at once.
|
|
amount = 10**6
|
|
|
|
num_nodes = 10 # => 45 channels (36 seconds on my laptop)
|
|
if node_factory.valgrind:
|
|
num_nodes -= 4 # => 15 (135 seconds)
|
|
|
|
nodes = node_factory.get_nodes(num_nodes)
|
|
|
|
# Make sure bitcoind has plenty of utxos
|
|
bitcoind.generate_block(num_nodes)
|
|
|
|
# Give them all plenty of UTXOs, make sure they see them
|
|
for i in range(len(nodes)):
|
|
for j in range(i + 1, len(nodes)):
|
|
addr = nodes[i].rpc.newaddr()['bech32']
|
|
bitcoind.rpc.sendtoaddress(addr, (amount + 1000000) / 10**8)
|
|
bitcoind.generate_block(1)
|
|
sync_blockheight(bitcoind, nodes)
|
|
|
|
txs = []
|
|
for i in range(len(nodes)):
|
|
for j in range(i + 1, len(nodes)):
|
|
nodes[i].rpc.connect(nodes[j].info['id'], 'localhost', nodes[j].port)
|
|
txs.append(nodes[i].rpc.fundchannel(nodes[j].info['id'], amount)['txid'])
|
|
|
|
# Make sure they're all in, then lock them in.
|
|
bitcoind.generate_block(1, wait_for_mempool=txs)
|
|
|
|
# Wait for them all to be CHANNELD_NORMAL
|
|
for n in nodes:
|
|
wait_for(lambda: all(p['channels'][0]['state'] == 'CHANNELD_NORMAL' for p in n.rpc.listpeers()['peers']))
|
|
|
|
# Start closers: can take a long time under valgrind!
|
|
futures = []
|
|
for i in range(len(nodes)):
|
|
for j in range(i + 1, len(nodes)):
|
|
futures.append(executor.submit(nodes[i].rpc.close, nodes[j].info['id']))
|
|
futures.append(executor.submit(nodes[j].rpc.close, nodes[i].info['id']))
|
|
|
|
# Wait for close to finish
|
|
close_txs = set()
|
|
for f in futures:
|
|
# If one side completes closing, we'll get an error here 'Peer has no active channel'
|
|
try:
|
|
close_txs.add(f.result(TIMEOUT)['txid'])
|
|
except RpcError as err:
|
|
assert err.error['message'] == 'Peer has no active channel'
|
|
|
|
# Should have one close for each open.
|
|
assert len(close_txs) == len(txs)
|
|
# Get closes confirmed
|
|
bitcoind.generate_block(100, wait_for_mempool=list(close_txs))
|
|
|
|
# And make sure they hangup.
|
|
for n in nodes:
|
|
wait_for(lambda: n.rpc.listpeers()['peers'] == [])
|
|
|
|
|
|
@pytest.mark.slow_test
|
|
def test_closing_different_fees(node_factory, bitcoind, executor):
|
|
l1 = node_factory.get_node()
|
|
|
|
# Default feerate = 15000/11000/7500/1000
|
|
# It will start at the second number, accepting anything above the first.
|
|
feerates = [[20000, 11000, 15000, 7400], [8000, 6000, 1001, 100]]
|
|
amounts = [0, 545999, 546000]
|
|
num_peers = len(feerates) * len(amounts)
|
|
|
|
addr = l1.rpc.newaddr()['bech32']
|
|
bitcoind.rpc.sendtoaddress(addr, 1)
|
|
numfunds = len(l1.rpc.listfunds()['outputs'])
|
|
bitcoind.generate_block(1)
|
|
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > numfunds)
|
|
|
|
# Create them in a batch, for speed!
|
|
peers = []
|
|
for feerate in feerates:
|
|
for amount in amounts:
|
|
p = node_factory.get_node(feerates=feerate)
|
|
p.feerate = feerate
|
|
p.amount = amount
|
|
l1.rpc.connect(p.info['id'], 'localhost', p.port)
|
|
peers.append(p)
|
|
|
|
for p in peers:
|
|
p.channel = l1.rpc.fundchannel(p.info['id'], 10**6, minconf=0)['channel_id']
|
|
# Technically, this is async to fundchannel returning.
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
bitcoind.generate_block(6)
|
|
|
|
# Now wait for them all to hit normal state, do payments
|
|
l1.daemon.wait_for_logs(['update for channel .* now ACTIVE'] * num_peers
|
|
+ ['to CHANNELD_NORMAL'] * num_peers)
|
|
for p in peers:
|
|
if p.amount != 0:
|
|
l1.pay(p, 100000000)
|
|
|
|
# Now close all channels (not unilaterally!)
|
|
closes = [executor.submit(l1.rpc.close, p.channel, 0) for p in peers]
|
|
|
|
for c in closes:
|
|
c.result(90)
|
|
|
|
# close does *not* wait for the sendrawtransaction, so do that!
|
|
# Note that since they disagree on the ideal fee, they may conflict
|
|
# (first one in will win), so we cannot look at logs, we need to
|
|
# wait for mempool.
|
|
wait_for(lambda: bitcoind.rpc.getmempoolinfo()['size'] == num_peers)
|
|
|
|
bitcoind.generate_block(1)
|
|
for p in peers:
|
|
p.daemon.wait_for_log(' to ONCHAIN')
|
|
wait_for(lambda: 'ONCHAIN:Tracking mutual close transaction' in only_one(p.rpc.listpeers(l1.info['id'])['peers'][0]['channels'])['status'])
|
|
|
|
l1.daemon.wait_for_logs([' to ONCHAIN'] * num_peers)
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_closing_negotiation_reconnect(node_factory, bitcoind):
|
|
disconnects = ['-WIRE_CLOSING_SIGNED',
|
|
'@WIRE_CLOSING_SIGNED',
|
|
'+WIRE_CLOSING_SIGNED']
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'disconnect': disconnects,
|
|
'may_reconnect': True},
|
|
{'may_reconnect': True}])
|
|
l1.pay(l2, 200000000)
|
|
|
|
assert bitcoind.rpc.getmempoolinfo()['size'] == 0
|
|
|
|
l1.rpc.close(l2.info['id'])
|
|
|
|
l1.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
|
|
l2.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
|
|
|
|
l1.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
l2.daemon.wait_for_log(' to CLOSINGD_SIGEXCHANGE')
|
|
|
|
# And should put closing into mempool (happens async, so
|
|
# CLOSINGD_COMPLETE may come first).
|
|
l1.daemon.wait_for_logs(['sendrawtx exit 0', ' to CLOSINGD_COMPLETE'])
|
|
l2.daemon.wait_for_logs(['sendrawtx exit 0', ' to CLOSINGD_COMPLETE'])
|
|
assert bitcoind.rpc.getmempoolinfo()['size'] == 1
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_closing_specified_destination(node_factory, bitcoind, chainparams):
|
|
l1, l2, l3, l4 = node_factory.get_nodes(4)
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.rpc.connect(l3.info['id'], 'localhost', l3.port)
|
|
l1.rpc.connect(l4.info['id'], 'localhost', l4.port)
|
|
|
|
chan12 = l1.fund_channel(l2, 10**6)
|
|
chan13 = l1.fund_channel(l3, 10**6)
|
|
chan14 = l1.fund_channel(l4, 10**6)
|
|
|
|
l1.pay(l2, 100000000)
|
|
l1.pay(l3, 100000000)
|
|
l1.pay(l4, 100000000)
|
|
|
|
bitcoind.generate_block(5)
|
|
addr = chainparams['example_addr']
|
|
l1.rpc.close(chan12, None, addr)
|
|
l1.rpc.call('close', {'id': chan13, 'destination': addr})
|
|
l1.rpc.call('close', [chan14, None, addr])
|
|
|
|
l1.daemon.wait_for_logs([' to CLOSINGD_SIGEXCHANGE'] * 3)
|
|
|
|
# Both nodes should have disabled the channel in their view
|
|
wait_for(lambda: len(l1.getactivechannels()) == 0)
|
|
|
|
wait_for(lambda: bitcoind.rpc.getmempoolinfo()['size'] == 3)
|
|
|
|
# Now grab the close transaction
|
|
closetxs = {}
|
|
for i, n in enumerate([l2, l3, l4]):
|
|
billboard = only_one(l1.rpc.listpeers(n.info['id'])['peers'][0]['channels'])['status'][0]
|
|
m = re.search(r'CLOSINGD_SIGEXCHANGE.* tx:([a-f0-9]{64})', billboard)
|
|
closetxs[n] = m.group(1)
|
|
|
|
bitcoind.generate_block(1)
|
|
sync_blockheight(bitcoind, [l1, l2, l3, l4])
|
|
|
|
# l1 can't spent the output to addr.
|
|
for txid in closetxs.values():
|
|
assert not l1.daemon.is_in_log(r'Owning output.* \(SEGWIT\).* txid {}.* CONFIRMED'.format(txid))
|
|
|
|
# Check the txid has at least 1 confirmation
|
|
for n, txid in closetxs.items():
|
|
n.daemon.wait_for_log(r'Owning output.* \(SEGWIT\).* txid {}.* CONFIRMED'.format(txid))
|
|
|
|
for n in [l2, l3, l4]:
|
|
# Make sure both nodes have grabbed their close tx funds
|
|
closetx = closetxs[n]
|
|
outputs = n.rpc.listfunds()['outputs']
|
|
assert closetx in set([o['txid'] for o in outputs])
|
|
output_num2 = [o for o in outputs if o['txid'] == closetx][0]['output']
|
|
output_num1 = 0 if output_num2 == 1 else 1
|
|
# Check the another address is addr
|
|
assert addr == bitcoind.rpc.gettxout(closetx, output_num1)['scriptPubKey']['addresses'][0]
|
|
assert 1 == bitcoind.rpc.gettxout(closetx, output_num1)['confirmations']
|
|
|
|
|
|
def closing_negotiation_step(node_factory, bitcoind, chainparams, opts):
|
|
def feerate_for(target, minimum=0, maximum=10000000):
|
|
"""Binary search to find feerate"""
|
|
assert minimum != maximum
|
|
mid = (minimum + maximum) // 2
|
|
mid_fee = basic_fee(mid)
|
|
if mid_fee > target:
|
|
return feerate_for(target, minimum, mid)
|
|
elif mid_fee < target:
|
|
return feerate_for(target, mid, maximum)
|
|
else:
|
|
return mid
|
|
|
|
orate = feerate_for(21000) # closing fee negotiation starts at 21000
|
|
prate = feerate_for(20000) # closing fee negotiation starts at 20000
|
|
opener, peer = node_factory.line_graph(2, opts=[{'feerates': (orate, orate, orate, orate)},
|
|
{'feerates': (prate, prate, prate, prate)}])
|
|
|
|
opener_id = opener.info['id']
|
|
peer_id = peer.info['id']
|
|
|
|
assert bitcoind.rpc.getmempoolinfo()['size'] == 0
|
|
|
|
if opts['close_initiated_by'] == 'opener':
|
|
opener.rpc.close(peer_id=peer_id, fee_negotiation_step=opts['fee_negotiation_step'])
|
|
else:
|
|
assert opts['close_initiated_by'] == 'peer'
|
|
peer.rpc.close(peer_id=opener_id, fee_negotiation_step=opts['fee_negotiation_step'])
|
|
|
|
# Get the proclaimed closing fee from the two nodes' statuses
|
|
|
|
status_agreed_regex = re.compile("agreed on a closing fee of ([0-9]+) satoshi")
|
|
|
|
# [fee_from_opener_status, fee_from_peer_status]
|
|
fees_from_status = [None, None]
|
|
|
|
def get_fee_from_status(node, peer_id, i):
|
|
nonlocal fees_from_status
|
|
status = only_one(only_one(node.rpc.listpeers(peer_id)['peers'][0]['channels'])['status'])
|
|
m = status_agreed_regex.search(status)
|
|
if not m:
|
|
return False
|
|
fees_from_status[i] = int(m.group(1))
|
|
return True
|
|
|
|
wait_for(lambda: get_fee_from_status(opener, peer_id, 0))
|
|
wait_for(lambda: get_fee_from_status(peer, opener_id, 1))
|
|
|
|
assert opts['expected_close_fee'] == fees_from_status[0]
|
|
assert opts['expected_close_fee'] == fees_from_status[1]
|
|
|
|
# Get the closing transaction from the bitcoind mempool and get its fee
|
|
|
|
mempool = None
|
|
mempool_tx_ids = None
|
|
|
|
def get_mempool_when_size_1():
|
|
nonlocal mempool, mempool_tx_ids
|
|
mempool = bitcoind.rpc.getrawmempool(True)
|
|
mempool_tx_ids = list(mempool.keys())
|
|
return len(mempool_tx_ids) == 1
|
|
|
|
wait_for(get_mempool_when_size_1)
|
|
|
|
close_tx_id = mempool_tx_ids[0]
|
|
fee_mempool = round(mempool[close_tx_id]['fee'] * 10**8)
|
|
|
|
assert opts['expected_close_fee'] == fee_mempool
|
|
|
|
|
|
def test_closing_negotiation_step_30pct(node_factory, bitcoind, chainparams):
|
|
"""Test that the closing fee negotiation step works, 30%"""
|
|
opts = {}
|
|
opts['fee_negotiation_step'] = '30%'
|
|
|
|
opts['close_initiated_by'] = 'opener'
|
|
opts['expected_close_fee'] = 20537 if not chainparams['elements'] else 33870
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
opts['close_initiated_by'] = 'peer'
|
|
opts['expected_close_fee'] = 20233 if not chainparams['elements'] else 33366
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
|
|
def test_closing_negotiation_step_50pct(node_factory, bitcoind, chainparams):
|
|
"""Test that the closing fee negotiation step works, 50%, the default"""
|
|
opts = {}
|
|
opts['fee_negotiation_step'] = '50%'
|
|
|
|
opts['close_initiated_by'] = 'opener'
|
|
opts['expected_close_fee'] = 20334 if not chainparams['elements'] else 33533
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
opts['close_initiated_by'] = 'peer'
|
|
opts['expected_close_fee'] = 20334 if not chainparams['elements'] else 33533
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
|
|
def test_closing_negotiation_step_100pct(node_factory, bitcoind, chainparams):
|
|
"""Test that the closing fee negotiation step works, 100%"""
|
|
opts = {}
|
|
opts['fee_negotiation_step'] = '100%'
|
|
|
|
opts['close_initiated_by'] = 'opener'
|
|
opts['expected_close_fee'] = 20001 if not chainparams['elements'] else 32985
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
# The close fee of 20499 looks strange in this case - one would expect
|
|
# to have a number close to 21000. This is because
|
|
# * the range is initially set to [20000 (peer), 21000 (opener)]
|
|
# * the opener is always first to propose, he uses 50% step, so he proposes 20500
|
|
# * the range is narrowed to [20001, 20499] and the peer proposes 20499
|
|
opts['close_initiated_by'] = 'peer'
|
|
opts['expected_close_fee'] = 20499 if not chainparams['elements'] else 33808
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
|
|
def test_closing_negotiation_step_1sat(node_factory, bitcoind, chainparams):
|
|
"""Test that the closing fee negotiation step works, 1sat"""
|
|
opts = {}
|
|
opts['fee_negotiation_step'] = '1'
|
|
|
|
opts['close_initiated_by'] = 'opener'
|
|
opts['expected_close_fee'] = 20989 if not chainparams['elements'] else 34621
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
opts['close_initiated_by'] = 'peer'
|
|
opts['expected_close_fee'] = 20010 if not chainparams['elements'] else 32995
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
|
|
def test_closing_negotiation_step_700sat(node_factory, bitcoind, chainparams):
|
|
"""Test that the closing fee negotiation step works, 700sat"""
|
|
opts = {}
|
|
opts['fee_negotiation_step'] = '700'
|
|
|
|
opts['close_initiated_by'] = 'opener'
|
|
opts['expected_close_fee'] = 20151 if not chainparams['elements'] else 33459
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
opts['close_initiated_by'] = 'peer'
|
|
opts['expected_close_fee'] = 20499 if not chainparams['elements'] else 33746
|
|
closing_negotiation_step(node_factory, bitcoind, chainparams, opts)
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_penalty_inhtlc(node_factory, bitcoind, executor, chainparams):
|
|
"""Test penalty transaction with an incoming HTLC"""
|
|
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
# We suppress each one after first commit; HTLC gets added not fulfilled.
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'disconnect': ['=WIRE_COMMITMENT_SIGNED-nocommit'],
|
|
'may_fail': True,
|
|
'feerates': (7500, 7500, 7500, 7500),
|
|
'allow_broken_log': True,
|
|
'plugin': coin_mvt_plugin},
|
|
{'disconnect': ['=WIRE_COMMITMENT_SIGNED-nocommit'],
|
|
'plugin': coin_mvt_plugin}])
|
|
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# Now, this will get stuck due to l1 commit being disabled..
|
|
t = executor.submit(l1.pay, l2, 100000000)
|
|
|
|
assert len(l1.getactivechannels()) == 2
|
|
assert len(l2.getactivechannels()) == 2
|
|
|
|
# They should both have commitments blocked now.
|
|
l1.daemon.wait_for_log('=WIRE_COMMITMENT_SIGNED-nocommit')
|
|
l2.daemon.wait_for_log('=WIRE_COMMITMENT_SIGNED-nocommit')
|
|
|
|
# Make sure l1 got l2's commitment to the HTLC, and sent to master.
|
|
l1.daemon.wait_for_log('got commitsig')
|
|
|
|
# Take our snapshot.
|
|
tx = l1.rpc.dev_sign_last_tx(l2.info['id'])['tx']
|
|
|
|
# Let them continue
|
|
l1.rpc.dev_reenable_commit(l2.info['id'])
|
|
l2.rpc.dev_reenable_commit(l1.info['id'])
|
|
|
|
# Should fulfill.
|
|
l1.daemon.wait_for_log('peer_in WIRE_UPDATE_FULFILL_HTLC')
|
|
l1.daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')
|
|
|
|
l2.daemon.wait_for_log('peer_out WIRE_UPDATE_FULFILL_HTLC')
|
|
l1.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
|
|
# Payment should now complete.
|
|
t.result(timeout=10)
|
|
|
|
# Now we really mess things up!
|
|
bitcoind.rpc.sendrawtransaction(tx)
|
|
bitcoind.generate_block(1)
|
|
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# FIXME: l1 should try to stumble along!
|
|
wait_for(lambda: len(l2.getactivechannels()) == 0)
|
|
|
|
# l2 should spend all of the outputs (except to-us).
|
|
# Could happen in any order, depending on commitment tx.
|
|
needle = l2.daemon.logsearch_start
|
|
l2.wait_for_onchaind_broadcast('OUR_PENALTY_TX',
|
|
'THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM')
|
|
l2.daemon.logsearch_start = needle
|
|
l2.wait_for_onchaind_broadcast('OUR_PENALTY_TX',
|
|
'THEIR_REVOKED_UNILATERAL/THEIR_HTLC')
|
|
|
|
# FIXME: test HTLC tx race!
|
|
|
|
bitcoind.generate_block(100)
|
|
|
|
sync_blockheight(bitcoind, [l2])
|
|
wait_for(lambda: len(l2.rpc.listpeers()['peers']) == 0)
|
|
|
|
# Do one last pass over the logs to extract the reactions l2 sent
|
|
l2.daemon.logsearch_start = needle
|
|
needles = [
|
|
# The first needle will match, but since we don't have a direct output
|
|
# for l2 it won't result in an output, hence the comment:
|
|
# r'Resolved FUNDING_TRANSACTION/FUNDING_OUTPUT by THEIR_REVOKED_UNILATERAL .([a-f0-9]{64}).',
|
|
r'Resolved THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM by our proposal OUR_PENALTY_TX .([a-f0-9]{64}).',
|
|
r'Resolved THEIR_REVOKED_UNILATERAL/THEIR_HTLC by our proposal OUR_PENALTY_TX .([a-f0-9]{64}).',
|
|
]
|
|
matches = list(map(l2.daemon.is_in_log, needles))
|
|
|
|
# Now extract the txids for these responses
|
|
txids = set([re.search(r'\(([0-9a-f]{64})\)', m).group(1) for m in matches])
|
|
|
|
# We should have one confirmed output for each of the above reactions in
|
|
# the list of funds we own.
|
|
outputs = l2.rpc.listfunds()['outputs']
|
|
|
|
assert [o['status'] for o in outputs] == ['confirmed'] * 2
|
|
assert set([o['txid'] for o in outputs]) == txids
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_penalty_outhtlc(node_factory, bitcoind, executor, chainparams):
|
|
"""Test penalty transaction with an outgoing HTLC"""
|
|
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
# First we need to get funds to l2, so suppress after second.
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1, l2 = node_factory.line_graph(2,
|
|
opts=[{'disconnect': ['=WIRE_COMMITMENT_SIGNED*3-nocommit'],
|
|
'may_fail': True,
|
|
'feerates': (7500, 7500, 7500, 7500),
|
|
'allow_broken_log': True,
|
|
'plugin': coin_mvt_plugin},
|
|
{'disconnect': ['=WIRE_COMMITMENT_SIGNED*3-nocommit'],
|
|
'plugin': coin_mvt_plugin}])
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# Move some across to l2.
|
|
l1.pay(l2, 200000000)
|
|
|
|
assert not l1.daemon.is_in_log('=WIRE_COMMITMENT_SIGNED')
|
|
assert not l2.daemon.is_in_log('=WIRE_COMMITMENT_SIGNED')
|
|
|
|
# Now, this will get stuck due to l1 commit being disabled..
|
|
t = executor.submit(l2.pay, l1, 100000000)
|
|
|
|
# Make sure we get signature from them.
|
|
l1.daemon.wait_for_log('peer_in WIRE_UPDATE_ADD_HTLC')
|
|
l1.daemon.wait_for_log('peer_in WIRE_COMMITMENT_SIGNED')
|
|
|
|
# They should both have commitments blocked now.
|
|
l1.daemon.wait_for_log('dev_disconnect: =WIRE_COMMITMENT_SIGNED')
|
|
l2.daemon.wait_for_log('dev_disconnect: =WIRE_COMMITMENT_SIGNED')
|
|
|
|
# Make sure both sides got revoke_and_ack for that commitment.
|
|
l1.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
l2.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
|
|
# Take our snapshot.
|
|
tx = l1.rpc.dev_sign_last_tx(l2.info['id'])['tx']
|
|
|
|
# Let them continue
|
|
l1.rpc.dev_reenable_commit(l2.info['id'])
|
|
l2.rpc.dev_reenable_commit(l1.info['id'])
|
|
|
|
# Thread should complete.
|
|
t.result(timeout=10)
|
|
|
|
# Make sure both sides got revoke_and_ack for final.
|
|
l1.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
l2.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
|
|
# Now we really mess things up!
|
|
bitcoind.rpc.sendrawtransaction(tx)
|
|
bitcoind.generate_block(1)
|
|
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
# FIXME: l1 should try to stumble along!
|
|
|
|
# l2 should spend all of the outputs (except to-us).
|
|
# Could happen in any order, depending on commitment tx.
|
|
needle = l2.daemon.logsearch_start
|
|
l2.wait_for_onchaind_broadcast('OUR_PENALTY_TX',
|
|
'THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM')
|
|
l2.daemon.logsearch_start = needle
|
|
l2.wait_for_onchaind_broadcast('OUR_PENALTY_TX',
|
|
'THEIR_REVOKED_UNILATERAL/OUR_HTLC')
|
|
|
|
l2.daemon.logsearch_start = needle
|
|
l2.daemon.wait_for_log('Ignoring output.*: THEIR_REVOKED_UNILATERAL/OUTPUT_TO_US')
|
|
|
|
# FIXME: test HTLC tx race!
|
|
|
|
# 100 blocks later, all resolved.
|
|
bitcoind.generate_block(100)
|
|
|
|
sync_blockheight(bitcoind, [l2])
|
|
wait_for(lambda: len(l2.rpc.listpeers()['peers']) == 0)
|
|
|
|
# Do one last pass over the logs to extract the reactions l2 sent
|
|
l2.daemon.logsearch_start = needle
|
|
needles = [
|
|
r'Resolved FUNDING_TRANSACTION/FUNDING_OUTPUT by THEIR_REVOKED_UNILATERAL .([a-f0-9]{64}).',
|
|
r'Resolved THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM by our proposal OUR_PENALTY_TX .([a-f0-9]{64}).',
|
|
r'Resolved THEIR_REVOKED_UNILATERAL/OUR_HTLC by our proposal OUR_PENALTY_TX .([a-f0-9]{64}).',
|
|
]
|
|
matches = list(map(l2.daemon.is_in_log, needles))
|
|
|
|
# Now extract the txids for these responses
|
|
txids = set([re.search(r'\(([0-9a-f]{64})\)', m).group(1) for m in matches])
|
|
|
|
# We should have one confirmed output for each of the above reactions in
|
|
# the list of funds we own.
|
|
outputs = l2.rpc.listfunds()['outputs']
|
|
|
|
assert [o['status'] for o in outputs] == ['confirmed'] * 3
|
|
assert set([o['txid'] for o in outputs]) == txids
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
@unittest.skipIf(os.getenv('TEST_DB_PROVIDER', 'sqlite3') != 'sqlite3', "Makes use of the sqlite3 db")
|
|
@pytest.mark.slow_test
|
|
def test_penalty_htlc_tx_fulfill(node_factory, bitcoind, chainparams):
|
|
""" Test that the penalizing node claims any published
|
|
HTLC transactions
|
|
|
|
Node topology:
|
|
l1 <-> l2 <-> l3 <-> l4
|
|
|
|
l4 pushes money to l1, who doesn't fulfill (freezing htlc across l2-l3)
|
|
we snapshot l2
|
|
l2 pushes money to l3 (updating state)
|
|
l2 + l3 go offline; l2 is backed up from snapshot
|
|
l1 fails the channel with l2, fulfilling the stranded htlc onchain
|
|
l2 comes back online, force closes channel with l3
|
|
|
|
block chain advances, l2 broadcasts their htlc fulfill tx
|
|
l3 comes back online, sees l2's cheat. takes funds from htlc fulfill tx.
|
|
some blocks are mined. the dust settles.
|
|
|
|
we check the accounting.
|
|
"""
|
|
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
l1, l2, l3, l4 = node_factory.line_graph(4,
|
|
opts=[{'disconnect': ['-WIRE_UPDATE_FULFILL_HTLC'],
|
|
'may_reconnect': True,
|
|
'dev-no-reconnect': None},
|
|
{'plugin': coin_mvt_plugin,
|
|
'disable-mpp': None,
|
|
'dev-no-reconnect': None,
|
|
'may_reconnect': True,
|
|
'allow_broken_log': True},
|
|
{'plugin': coin_mvt_plugin,
|
|
'dev-no-reconnect': None,
|
|
'may_reconnect': True,
|
|
'allow_broken_log': True},
|
|
{'dev-no-reconnect': None,
|
|
'may_reconnect': True}],
|
|
wait_for_announce=True)
|
|
|
|
channel_id = first_channel_id(l2, l3)
|
|
|
|
# push some money so that 1 + 4 can both send htlcs
|
|
inv = l2.rpc.invoice(10**9 // 2, '1', 'balancer')
|
|
l1.rpc.pay(inv['bolt11'])
|
|
l1.rpc.waitsendpay(inv['payment_hash'])
|
|
|
|
inv = l4.rpc.invoice(10**9 // 2, '1', 'balancer')
|
|
l2.rpc.pay(inv['bolt11'])
|
|
l2.rpc.waitsendpay(inv['payment_hash'])
|
|
|
|
# now we send one 'sticky' htlc: l4->l1
|
|
amt = 10**8 // 2
|
|
sticky_inv = l1.rpc.invoice(amt, '2', 'sticky')
|
|
route = l4.rpc.getroute(l1.info['id'], amt, 1)['route']
|
|
l4.rpc.sendpay(route, sticky_inv['payment_hash'])
|
|
l1.daemon.wait_for_log('dev_disconnect: -WIRE_UPDATE_FULFILL_HTLC')
|
|
|
|
wait_for(lambda: len(l2.rpc.listpeers(l3.info['id'])['peers'][0]['channels'][0]['htlcs']) == 1)
|
|
|
|
# make database snapshot of l2
|
|
l2.stop()
|
|
l2_db_path = os.path.join(l2.daemon.lightning_dir, chainparams['name'], 'lightningd.sqlite3')
|
|
l2_db_path_bak = os.path.join(l2.daemon.lightning_dir, chainparams['name'], 'lightningd.sqlite3.bak')
|
|
copyfile(l2_db_path, l2_db_path_bak)
|
|
l2.start()
|
|
sync_blockheight(bitcoind, [l2])
|
|
|
|
# push some money from l3->l2, so that the commit counter advances
|
|
l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
|
|
inv = l3.rpc.invoice(10**4, '1', 'push')
|
|
# Make sure gossipd in l2 knows it's active
|
|
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels(l2.get_channel_scid(l3))['channels']] == [True, True])
|
|
l2.rpc.pay(inv['bolt11'])
|
|
|
|
# stop both nodes, roll back l2's database
|
|
l2.stop()
|
|
l3.stop()
|
|
copyfile(l2_db_path_bak, l2_db_path)
|
|
|
|
# start l2 and force close channel with l3 while l3 is still offline
|
|
l2.start()
|
|
sync_blockheight(bitcoind, [l2])
|
|
l2.rpc.close(l3.info['id'], 1)
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
# reconnect with l1, which will fulfill the payment
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l2.daemon.wait_for_log('got commitsig .*: feerate 15000, 0 added, 1 fulfilled, 0 failed, 0 changed')
|
|
l2.daemon.wait_for_log('coins payment_hash: {}'.format(sticky_inv['payment_hash']))
|
|
|
|
# l2 moves on for closed l3
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('to ONCHAIN')
|
|
l2.daemon.wait_for_logs(['Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks',
|
|
'Propose handling OUR_UNILATERAL/THEIR_HTLC by OUR_HTLC_SUCCESS_TX .* after 0 blocks'])
|
|
|
|
l2.wait_for_onchaind_broadcast('OUR_HTLC_SUCCESS_TX',
|
|
'OUR_UNILATERAL/THEIR_HTLC')
|
|
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('Propose handling OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
|
|
|
|
# l3 comes back up, sees cheat, penalizes l2 (revokes the htlc they've offered;
|
|
# notes that they've successfully claimed to_local and the fulfilled htlc)
|
|
l3.start()
|
|
sync_blockheight(bitcoind, [l3])
|
|
l3.daemon.wait_for_logs(['Propose handling THEIR_REVOKED_UNILATERAL/OUR_HTLC by OUR_PENALTY_TX',
|
|
'Propose handling THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by OUR_PENALTY_TX',
|
|
'Resolved THEIR_REVOKED_UNILATERAL/OUR_HTLC by OUR_HTLC_FULFILL_TO_THEM',
|
|
'Propose handling OUR_HTLC_FULFILL_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM'
|
|
' by OUR_PENALTY_TX'])
|
|
l3.wait_for_onchaind_broadcast('OUR_PENALTY_TX',
|
|
'OUR_HTLC_FULFILL_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM')
|
|
bitcoind.generate_block(1)
|
|
l3.daemon.wait_for_log('Resolved OUR_HTLC_FULFILL_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by our proposal OUR_PENALTY_TX')
|
|
l2.daemon.wait_for_log('Unknown spend of OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 100 blocks later, l3+l2 are both done
|
|
bitcoind.generate_block(100)
|
|
l3.daemon.wait_for_log('{}.*: onchaind complete, forgetting peer'.format(l2.info['id']))
|
|
l2.daemon.wait_for_log('{}.*: onchaind complete, forgetting peer'.format(l3.info['id']))
|
|
|
|
assert account_balance(l3, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
@unittest.skipIf(os.getenv('TEST_DB_PROVIDER', 'sqlite3') != 'sqlite3', "Makes use of the sqlite3 db")
|
|
@pytest.mark.slow_test
|
|
def test_penalty_htlc_tx_timeout(node_factory, bitcoind, chainparams):
|
|
""" Test that the penalizing node claims any published
|
|
HTLC transactions
|
|
|
|
Node topology:
|
|
l1 <-> l2 <-> l3 <-> l4
|
|
^---> l5
|
|
|
|
l1 pushes money to l5, who doesn't fulfill (freezing htlc across l2-l3)
|
|
l4 pushes money to l1, who doesn't fulfill (freezing htlc across l2-l3)
|
|
we snapshot l2
|
|
l2 pushes money to l3 (updating state)
|
|
l2 + l3 go offline; l2 is backed up from snapshot
|
|
l1 fails the channel with l2, fulfilling the stranded htlc onchain
|
|
l2 comes back online, force closes channel with l3
|
|
|
|
block chain advances, l2 broadcasts the timeout htlc_tx + fulfill htlc_tx
|
|
both of which have a delay. l2 goes ahead and 'steals back' their
|
|
output + the htlc they fulfill
|
|
|
|
l3 comes back online, sees l2's cheat. takes funds from htlc timeout tx
|
|
some blocks are mined. the dust settles.
|
|
|
|
we check the accounting.
|
|
"""
|
|
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
l1, l2, l3, l4, l5 = node_factory.get_nodes(5,
|
|
opts=[{'disconnect': ['-WIRE_UPDATE_FULFILL_HTLC'],
|
|
'may_reconnect': True,
|
|
'dev-no-reconnect': None},
|
|
{'plugin': coin_mvt_plugin,
|
|
'dev-no-reconnect': None,
|
|
'may_reconnect': True,
|
|
'allow_broken_log': True},
|
|
{'plugin': coin_mvt_plugin,
|
|
'dev-no-reconnect': None,
|
|
'may_reconnect': True,
|
|
'allow_broken_log': True},
|
|
{'dev-no-reconnect': None},
|
|
{'disconnect': ['-WIRE_UPDATE_FULFILL_HTLC'],
|
|
'may_reconnect': True,
|
|
'dev-no-reconnect': None}])
|
|
|
|
node_factory.join_nodes([l1, l2, l3, l4], wait_for_announce=True)
|
|
node_factory.join_nodes([l3, l5], wait_for_announce=True)
|
|
|
|
channel_id = first_channel_id(l2, l3)
|
|
|
|
# push some money so that 1 + 4 can both send htlcs
|
|
inv = l2.rpc.invoice(10**9 // 2, '1', 'balancer')
|
|
l1.rpc.pay(inv['bolt11'])
|
|
|
|
inv = l4.rpc.invoice(10**9 // 2, '1', 'balancer')
|
|
l2.rpc.pay(inv['bolt11'])
|
|
|
|
# now we send two 'sticky' htlcs, l1->l5 + l4->l1
|
|
amt = 10**8 // 2
|
|
sticky_inv_1 = l5.rpc.invoice(amt, '2', 'sticky')
|
|
route = l1.rpc.getroute(l5.info['id'], amt, 1)['route']
|
|
l1.rpc.sendpay(route, sticky_inv_1['payment_hash'])
|
|
l5.daemon.wait_for_log('dev_disconnect: -WIRE_UPDATE_FULFILL_HTLC')
|
|
|
|
sticky_inv_2 = l1.rpc.invoice(amt, '2', 'sticky')
|
|
route = l4.rpc.getroute(l1.info['id'], amt, 1)['route']
|
|
l4.rpc.sendpay(route, sticky_inv_2['payment_hash'])
|
|
l1.daemon.wait_for_log('dev_disconnect: -WIRE_UPDATE_FULFILL_HTLC')
|
|
|
|
wait_for(lambda: len(l2.rpc.listpeers(l3.info['id'])['peers'][0]['channels'][0]['htlcs']) == 2)
|
|
|
|
# make database snapshot of l2
|
|
l2.stop()
|
|
l2_db_path = os.path.join(l2.daemon.lightning_dir, chainparams['name'], 'lightningd.sqlite3')
|
|
l2_db_path_bak = os.path.join(l2.daemon.lightning_dir, chainparams['name'], 'lightningd.sqlite3.bak')
|
|
copyfile(l2_db_path, l2_db_path_bak)
|
|
l2.start()
|
|
sync_blockheight(bitcoind, [l2])
|
|
|
|
# push some money from l3->l2, so that the commit counter advances
|
|
l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
|
|
|
|
inv = l3.rpc.invoice(10**4, '1', 'push')
|
|
# Make sure gossipd in l2 knows it's active
|
|
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels(l2.get_channel_scid(l3))['channels']] == [True, True])
|
|
l2.rpc.pay(inv['bolt11'])
|
|
|
|
# stop both nodes, roll back l2's database
|
|
l2.stop()
|
|
l3.stop()
|
|
copyfile(l2_db_path_bak, l2_db_path)
|
|
|
|
# start l2, now back a bit. force close channel with l3 while l3 is still offline
|
|
l2.start()
|
|
sync_blockheight(bitcoind, [l2])
|
|
l2.rpc.close(l3.info['id'], 1)
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
# reconnect with l1, which will fulfill the payment
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l2.daemon.wait_for_log('got commitsig .*: feerate 15000, 0 added, 1 fulfilled, 0 failed, 0 changed')
|
|
l2.daemon.wait_for_log('coins payment_hash: {}'.format(sticky_inv_2['payment_hash']))
|
|
|
|
# l2 moves on for closed l3
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('to ONCHAIN')
|
|
l2.daemon.wait_for_logs(['Propose handling OUR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TX .* after 16 blocks',
|
|
'Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks',
|
|
'Propose handling OUR_UNILATERAL/THEIR_HTLC by OUR_HTLC_SUCCESS_TX .* after 0 blocks'])
|
|
|
|
l2.wait_for_onchaind_broadcast('OUR_HTLC_SUCCESS_TX',
|
|
'OUR_UNILATERAL/THEIR_HTLC')
|
|
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('Propose handling OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
|
|
|
|
# after 5 blocks, l2 reclaims both their DELAYED_OUTPUT_TO_US and their delayed output
|
|
bitcoind.generate_block(5)
|
|
sync_blockheight(bitcoind, [l2])
|
|
l2.daemon.wait_for_logs(['Broadcasting OUR_DELAYED_RETURN_TO_WALLET .* to resolve OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US',
|
|
'Broadcasting OUR_DELAYED_RETURN_TO_WALLET .* to resolve OUR_UNILATERAL/DELAYED_OUTPUT_TO_US'])
|
|
|
|
bitcoind.generate_block(10)
|
|
l2.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('Propose handling OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
|
|
|
|
# l3 comes back up, sees cheat, penalizes l2 (revokes the htlc they've offered;
|
|
# notes that they've successfully claimed to_local and the fulfilled htlc)
|
|
l3.start()
|
|
sync_blockheight(bitcoind, [l3])
|
|
l3.daemon.wait_for_logs(['Propose handling THEIR_REVOKED_UNILATERAL/OUR_HTLC by OUR_PENALTY_TX',
|
|
'Propose handling THEIR_REVOKED_UNILATERAL/THEIR_HTLC by OUR_PENALTY_TX',
|
|
'Propose handling THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by OUR_PENALTY_TX',
|
|
'Resolved THEIR_REVOKED_UNILATERAL/OUR_HTLC by OUR_HTLC_FULFILL_TO_THEM',
|
|
'Propose handling OUR_HTLC_FULFILL_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM'
|
|
' by OUR_PENALTY_TX',
|
|
'Resolved OUR_HTLC_FULFILL_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by THEIR_DELAYED_CHEAT',
|
|
'Resolved THEIR_REVOKED_UNILATERAL/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by THEIR_DELAYED_CHEAT',
|
|
'Resolved THEIR_REVOKED_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM',
|
|
'Propose handling THEIR_HTLC_TIMEOUT_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM by OUR_PENALTY_TX'])
|
|
bitcoind.generate_block(1)
|
|
l3.daemon.wait_for_log('Resolved THEIR_HTLC_TIMEOUT_TO_THEM/DELAYED_CHEAT_OUTPUT_TO_THEM '
|
|
'by our proposal OUR_PENALTY_TX')
|
|
l2.daemon.wait_for_log('Unknown spend of OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 100 blocks later, l3+l2 are both done
|
|
bitcoind.generate_block(100)
|
|
l3.daemon.wait_for_log('{}.*: onchaind complete, forgetting peer'.format(l2.info['id']))
|
|
l2.daemon.wait_for_log('{}.*: onchaind complete, forgetting peer'.format(l3.info['id']))
|
|
|
|
assert account_balance(l3, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_first_commit(node_factory, bitcoind):
|
|
"""Onchain handling where opener immediately drops to chain"""
|
|
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
# HTLC 1->2, 1 fails just after funding.
|
|
disconnects = ['+WIRE_FUNDING_LOCKED', 'permfail']
|
|
# Make locktime different, as we once had them reversed!
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'disconnect': disconnects,
|
|
'plugin': coin_mvt_plugin},
|
|
{'watchtime-blocks': 10,
|
|
'plugin': coin_mvt_plugin}],
|
|
fundchannel=False)
|
|
l1.fundwallet(10**7)
|
|
l1.rpc.fundchannel(l2.info['id'], 10**6)
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
|
|
bitcoind.generate_block(1)
|
|
|
|
# l1 will drop to chain.
|
|
l1.daemon.wait_for_log('permfail')
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# 10 later, l1 should collect its to-self payment.
|
|
bitcoind.generate_block(10)
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 94 later, l2 is done.
|
|
bitcoind.generate_block(94)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Now, 100 blocks and l1 should be done.
|
|
bitcoind.generate_block(6)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_unwatch(node_factory, bitcoind):
|
|
"""Onchaind should not watch random spends"""
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
l1, l2 = node_factory.line_graph(2, opts={'plugin': coin_mvt_plugin})
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
l1.pay(l2, 200000000)
|
|
|
|
l1.rpc.dev_fail(l2.info['id'])
|
|
l1.daemon.wait_for_log('Failing due to dev-fail command')
|
|
l1.wait_for_channel_onchain(l2.info['id'])
|
|
|
|
l1.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# 10 later, l1 should collect its to-self payment.
|
|
bitcoind.generate_block(10)
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# First time it sees it, onchaind cares.
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('Resolved OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by our proposal '
|
|
'OUR_DELAYED_RETURN_TO_WALLET')
|
|
|
|
# Now test unrelated onchain churn.
|
|
# Daemon gets told about wallet; says it doesn't care.
|
|
l1.rpc.withdraw(l1.rpc.newaddr()['bech32'], 'all')
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log("but we don't care")
|
|
|
|
# And lightningd should respect that!
|
|
assert not l1.daemon.is_in_log("Can't unwatch txid")
|
|
|
|
# So these should not generate further messages
|
|
for i in range(5):
|
|
l1.rpc.withdraw(l1.rpc.newaddr()['bech32'], 'all')
|
|
bitcoind.generate_block(1)
|
|
# Make sure it digests the block
|
|
sync_blockheight(bitcoind, [l1])
|
|
|
|
# We won't see this again.
|
|
assert not l1.daemon.is_in_log("but we don't care",
|
|
start=l1.daemon.logsearch_start)
|
|
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
# Note: for this test we leave onchaind running, so we can detect
|
|
# any leaks!
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchaind_replay(node_factory, bitcoind):
|
|
disconnects = ['+WIRE_REVOKE_AND_ACK', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'watchtime-blocks': 201, 'cltv-delta': 101,
|
|
'disconnect': disconnects,
|
|
'feerates': (7500, 7500, 7500, 7500)},
|
|
{'watchtime-blocks': 201, 'cltv-delta': 101}])
|
|
|
|
rhash = l2.rpc.invoice(10**8, 'onchaind_replay', 'desc')['payment_hash']
|
|
routestep = {
|
|
'msatoshi': 10**8 - 1,
|
|
'id': l2.info['id'],
|
|
'delay': 101,
|
|
'channel': '1x1x1'
|
|
}
|
|
l1.rpc.sendpay([routestep], rhash)
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
bitcoind.generate_block(1, wait_for_mempool=1)
|
|
|
|
# Wait for nodes to notice the failure, this seach needle is after the
|
|
# DB commit so we're sure the tx entries in onchaindtxs have been added
|
|
l1.daemon.wait_for_log("Deleting channel .* due to the funding outpoint being spent")
|
|
l2.daemon.wait_for_log("Deleting channel .* due to the funding outpoint being spent")
|
|
|
|
# We should at least have the init tx now
|
|
assert len(l1.db_query("SELECT * FROM channeltxs;")) > 0
|
|
assert len(l2.db_query("SELECT * FROM channeltxs;")) > 0
|
|
|
|
# Generate some blocks so we restart the onchaind from DB (we rescan
|
|
# last_height - 100)
|
|
bitcoind.generate_block(100)
|
|
sync_blockheight(bitcoind, [l1, l2])
|
|
|
|
# l1 should still have a running onchaind
|
|
assert len(l1.db_query("SELECT * FROM channeltxs;")) > 0
|
|
|
|
l2.rpc.stop()
|
|
l1.restart()
|
|
|
|
# Can't wait for it, it's after the "Server started" wait in restart()
|
|
assert l1.daemon.is_in_log(r'Restarting onchaind for channel')
|
|
|
|
# l1 should still notice that the funding was spent and that we should react to it
|
|
l1.daemon.wait_for_log("Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET")
|
|
sync_blockheight(bitcoind, [l1])
|
|
bitcoind.generate_block(10)
|
|
sync_blockheight(bitcoind, [l1])
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_dust_out(node_factory, bitcoind, executor):
|
|
"""Onchain handling of outgoing dust htlcs (they should fail)"""
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
# HTLC 1->2, 1 fails after it's irrevocably committed
|
|
disconnects = ['@WIRE_REVOKE_AND_ACK', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1, l2 = node_factory.line_graph(2,
|
|
opts=[{'disconnect': disconnects,
|
|
'feerates': (7500, 7500, 7500, 7500),
|
|
'plugin': coin_mvt_plugin},
|
|
{'plugin': coin_mvt_plugin}])
|
|
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# Must be dust!
|
|
rhash = l2.rpc.invoice(1, 'onchain_dust_out', 'desc')['payment_hash']
|
|
routestep = {
|
|
'msatoshi': 1,
|
|
'id': l2.info['id'],
|
|
'delay': 5,
|
|
'channel': '1x1x1'
|
|
}
|
|
|
|
l1.rpc.sendpay([routestep], rhash)
|
|
payfuture = executor.submit(l1.rpc.waitsendpay, rhash)
|
|
|
|
# l1 will drop to chain.
|
|
l1.daemon.wait_for_log('permfail')
|
|
l1.wait_for_channel_onchain(l2.info['id'])
|
|
l1.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# We use 3 blocks for "reasonable depth"
|
|
bitcoind.generate_block(3)
|
|
|
|
# It should fail.
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE: missing in commitment tx'):
|
|
payfuture.result(5)
|
|
|
|
# Retry payment, this should fail (and, as a side-effect, tickle a
|
|
# bug).
|
|
with pytest.raises(RpcError, match=r'WIRE_UNKNOWN_NEXT_PEER'):
|
|
l1.rpc.sendpay([routestep], rhash)
|
|
|
|
# 6 later, l1 should collect its to-self payment.
|
|
bitcoind.generate_block(6)
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 94 later, l2 is done.
|
|
bitcoind.generate_block(94)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Restart l1, it should not crash!
|
|
l1.restart()
|
|
|
|
# Now, 100 blocks and l1 should be done.
|
|
bitcoind.generate_block(6)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Payment failed, BTW
|
|
assert only_one(l2.rpc.listinvoices('onchain_dust_out')['invoices'])['status'] == 'unpaid'
|
|
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_timeout(node_factory, bitcoind, executor):
|
|
"""Onchain handling of outgoing failed htlcs"""
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
# HTLC 1->2, 1 fails just after it's irrevocably committed
|
|
disconnects = ['+WIRE_REVOKE_AND_ACK*3', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1, l2 = node_factory.line_graph(2,
|
|
opts=[{'disconnect': disconnects,
|
|
'feerates': (7500, 7500, 7500, 7500),
|
|
'plugin': coin_mvt_plugin},
|
|
{'plugin': coin_mvt_plugin}])
|
|
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
rhash = l2.rpc.invoice(10**8, 'onchain_timeout', 'desc')['payment_hash']
|
|
# We underpay, so it fails.
|
|
routestep = {
|
|
'msatoshi': 10**8 - 1,
|
|
'id': l2.info['id'],
|
|
'delay': 5,
|
|
'channel': '1x1x1'
|
|
}
|
|
|
|
l1.rpc.sendpay([routestep], rhash)
|
|
with pytest.raises(RpcError):
|
|
l1.rpc.waitsendpay(rhash)
|
|
|
|
# Make sure CLTVs are different, in case it confuses onchaind.
|
|
bitcoind.generate_block(1)
|
|
sync_blockheight(bitcoind, [l1])
|
|
|
|
# Second one will cause drop to chain.
|
|
l1.rpc.sendpay([routestep], rhash)
|
|
payfuture = executor.submit(l1.rpc.waitsendpay, rhash)
|
|
|
|
# l1 will drop to chain.
|
|
l1.daemon.wait_for_log('permfail')
|
|
l1.wait_for_channel_onchain(l2.info['id'])
|
|
l1.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Wait for timeout.
|
|
l1.daemon.wait_for_logs(['Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks',
|
|
'Propose handling OUR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TX .* after 6 blocks'])
|
|
bitcoind.generate_block(4)
|
|
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
bitcoind.generate_block(1)
|
|
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
|
|
# We use 3 blocks for "reasonable depth"
|
|
bitcoind.generate_block(3)
|
|
|
|
# It should fail.
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE: timed out'):
|
|
payfuture.result(5)
|
|
|
|
# 2 later, l1 spends HTLC (5 blocks total).
|
|
bitcoind.generate_block(2)
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 89 later, l2 is done.
|
|
bitcoind.generate_block(89)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Now, 100 blocks and l1 should be done.
|
|
bitcoind.generate_block(10)
|
|
sync_blockheight(bitcoind, [l1])
|
|
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Payment failed, BTW
|
|
assert only_one(l2.rpc.listinvoices('onchain_timeout')['invoices'])['status'] == 'unpaid'
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_middleman(node_factory, bitcoind):
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
# HTLC 1->2->3, 1->2 goes down after 2 gets preimage from 3.
|
|
disconnects = ['-WIRE_UPDATE_FULFILL_HTLC', 'permfail']
|
|
l1, l2, l3 = node_factory.get_nodes(3, opts=[{'plugin': coin_mvt_plugin},
|
|
{'plugin': coin_mvt_plugin,
|
|
'disconnect': disconnects},
|
|
{}])
|
|
|
|
# l2 connects to both, so l1 can't reconnect and thus l2 drops to chain
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
|
|
l2.fund_channel(l1, 10**6)
|
|
c23 = l2.fund_channel(l3, 10**6)
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# Make sure routes finalized.
|
|
bitcoind.generate_block(5)
|
|
l1.wait_channel_active(c23)
|
|
|
|
# Give l1 some money to play with.
|
|
l2.pay(l1, 2 * 10**8)
|
|
|
|
# Must be bigger than dust!
|
|
rhash = l3.rpc.invoice(10**8, 'middleman', 'desc')['payment_hash']
|
|
|
|
route = l1.rpc.getroute(l3.info['id'], 10**8, 1)["route"]
|
|
assert len(route) == 2
|
|
|
|
q = queue.Queue()
|
|
|
|
def try_pay():
|
|
try:
|
|
l1.rpc.sendpay(route, rhash)
|
|
l1.rpc.waitsendpay(rhash)
|
|
q.put(None)
|
|
except Exception as err:
|
|
q.put(err)
|
|
|
|
t = threading.Thread(target=try_pay)
|
|
t.daemon = True
|
|
t.start()
|
|
|
|
# l2 will drop to chain.
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
l1.bitcoin.generate_block(1, wait_for_mempool=1)
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log('OUR_UNILATERAL/THEIR_HTLC')
|
|
|
|
# l2 should fulfill HTLC onchain, and spend to-us (any order)
|
|
l2.wait_for_onchaind_broadcast('OUR_HTLC_SUCCESS_TX',
|
|
'OUR_UNILATERAL/THEIR_HTLC')
|
|
|
|
# Payment should succeed.
|
|
l1.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log('THEIR_UNILATERAL/OUR_HTLC gave us preimage')
|
|
err = q.get(timeout=10)
|
|
if err:
|
|
print("Got err from sendpay thread")
|
|
raise err
|
|
t.join(timeout=1)
|
|
assert not t.is_alive()
|
|
|
|
# Three more, l2 can spend to-us.
|
|
bitcoind.generate_block(3)
|
|
l2.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# One more block, HTLC tx is now spendable.
|
|
l1.bitcoin.generate_block(1)
|
|
l2.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 100 blocks after last spend, l2 should be done.
|
|
l1.bitcoin.generate_block(100)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Verify accounting for l1 & l2
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_middleman_their_unilateral_in(node_factory, bitcoind):
|
|
""" This is the same as test_onchain_middleman, except that
|
|
node l1 drops to chain, not l2, reversing the unilateral
|
|
handling logic """
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
l1_disconnects = ['=WIRE_UPDATE_FULFILL_HTLC', 'permfail']
|
|
l2_disconnects = ['-WIRE_UPDATE_FULFILL_HTLC']
|
|
|
|
l1, l2, l3 = node_factory.get_nodes(3, opts=[{'plugin': coin_mvt_plugin,
|
|
'disconnect': l1_disconnects},
|
|
{'plugin': coin_mvt_plugin,
|
|
'disconnect': l2_disconnects},
|
|
{}])
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
|
|
|
|
l2.fund_channel(l1, 10**6)
|
|
c23 = l2.fund_channel(l3, 10**6)
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# Make sure routes finalized.
|
|
bitcoind.generate_block(5)
|
|
l1.wait_channel_active(c23)
|
|
|
|
# Give l1 some money to play with.
|
|
l2.pay(l1, 2 * 10**8)
|
|
|
|
# Must be bigger than dust!
|
|
rhash = l3.rpc.invoice(10**8, 'middleman', 'desc')['payment_hash']
|
|
|
|
route = l1.rpc.getroute(l3.info['id'], 10**8, 1)["route"]
|
|
assert len(route) == 2
|
|
|
|
q = queue.Queue()
|
|
|
|
def try_pay():
|
|
try:
|
|
l1.rpc.sendpay(route, rhash)
|
|
l1.rpc.waitsendpay(rhash)
|
|
q.put(None)
|
|
except Exception as err:
|
|
q.put(err)
|
|
|
|
t = threading.Thread(target=try_pay)
|
|
t.daemon = True
|
|
t.start()
|
|
|
|
# l1 will drop to chain.
|
|
l1.daemon.wait_for_log('sendrawtx exit 0')
|
|
l1.bitcoin.generate_block(1)
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log('THEIR_UNILATERAL/THEIR_HTLC')
|
|
|
|
# l2 should fulfill HTLC onchain, immediately
|
|
l2.wait_for_onchaind_broadcast('THEIR_HTLC_FULFILL_TO_US',
|
|
'THEIR_UNILATERAL/THEIR_HTLC')
|
|
|
|
# Payment should succeed.
|
|
l1.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log('OUR_UNILATERAL/OUR_HTLC gave us preimage')
|
|
err = q.get(timeout=10)
|
|
if err:
|
|
print("Got err from sendpay thread")
|
|
raise err
|
|
t.join(timeout=1)
|
|
assert not t.is_alive()
|
|
|
|
l1.bitcoin.generate_block(6)
|
|
l1.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 100 blocks after last spend, l1 should be done.
|
|
l1.bitcoin.generate_block(100)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Verify accounting for l1 & l2
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_their_unilateral_out(node_factory, bitcoind):
|
|
""" Very similar to the test_onchain_middleman, except there's no
|
|
middleman, we simply want to check that our offered htlc
|
|
on their unilateral returns to us (and is accounted
|
|
for correctly) """
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
disconnects = ['-WIRE_UPDATE_FAIL_HTLC', 'permfail']
|
|
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'plugin': coin_mvt_plugin},
|
|
{'disconnect': disconnects,
|
|
'plugin': coin_mvt_plugin}])
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
route = l1.rpc.getroute(l2.info['id'], 10**8, 1)["route"]
|
|
assert len(route) == 1
|
|
|
|
q = queue.Queue()
|
|
|
|
def try_pay():
|
|
try:
|
|
# rhash is fake
|
|
rhash = 'B1' * 32
|
|
l1.rpc.sendpay(route, rhash)
|
|
q.put(None)
|
|
except Exception as err:
|
|
q.put(err)
|
|
|
|
t = threading.Thread(target=try_pay)
|
|
t.daemon = True
|
|
t.start()
|
|
|
|
# l2 will drop to chain.
|
|
l2.daemon.wait_for_log('sendrawtx exit 0')
|
|
l2.bitcoin.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l1.daemon.wait_for_log('THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
# l1 should wait til to_self_delay (10), then fulfill onchain
|
|
l2.bitcoin.generate_block(9)
|
|
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
err = q.get(timeout=10)
|
|
if err:
|
|
print("Got err from sendpay thread")
|
|
raise err
|
|
t.join(timeout=1)
|
|
assert not t.is_alive()
|
|
|
|
# 100 blocks after last spend, l1+l2 should be done.
|
|
l2.bitcoin.generate_block(100)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Verify accounting for l1 & l2
|
|
assert account_balance(l2, channel_id) == 0
|
|
assert account_balance(l1, channel_id) == 0
|
|
|
|
|
|
def test_listfunds_after_their_unilateral(node_factory, bitcoind):
|
|
"""We keep spending info around for their unilateral closes.
|
|
|
|
Make sure we show the address.
|
|
"""
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
l1, l2 = node_factory.line_graph(2, opts={'plugin': coin_mvt_plugin})
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
# listfunds will show 1 output change, and channels.
|
|
assert len(l1.rpc.listfunds()['outputs']) == 1
|
|
|
|
l1.stop()
|
|
l2.rpc.close(l1.info['id'], unilateraltimeout=1)
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
bitcoind.generate_block(100)
|
|
|
|
l1.start()
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 2)
|
|
assert all(['address' in o for o in l1.rpc.listfunds()['outputs']])
|
|
|
|
# Verify accounting for l1 & l2
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_onchain_feechange(node_factory, bitcoind, executor):
|
|
"""Onchain handling when we restart with different fees"""
|
|
# HTLC 1->2, 2 fails just after they're both irrevocably committed
|
|
# We need 2 to drop to chain, because then 1's HTLC timeout tx
|
|
# is generated on-the-fly, and is thus feerate sensitive.
|
|
disconnects = ['-WIRE_UPDATE_FAIL_HTLC', 'permfail']
|
|
l1, l2 = node_factory.line_graph(2, opts=[{'may_reconnect': True},
|
|
{'may_reconnect': True,
|
|
'disconnect': disconnects}])
|
|
|
|
rhash = l2.rpc.invoice(10**8, 'onchain_timeout', 'desc')['payment_hash']
|
|
# We underpay, so it fails.
|
|
routestep = {
|
|
'msatoshi': 10**8 - 1,
|
|
'id': l2.info['id'],
|
|
'delay': 5,
|
|
'channel': '1x1x1'
|
|
}
|
|
|
|
executor.submit(l1.rpc.sendpay, [routestep], rhash)
|
|
|
|
# l2 will drop to chain.
|
|
l2.daemon.wait_for_log('permfail')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Wait for timeout.
|
|
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US .* after 6 blocks')
|
|
bitcoind.generate_block(6)
|
|
|
|
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
# Make sure that gets included.
|
|
|
|
bitcoind.generate_block(1)
|
|
# Now we restart with different feerates.
|
|
l1.stop()
|
|
|
|
l1.daemon.cmd_line.append('--override-fee-rates=20000/9000/2000')
|
|
l1.start()
|
|
|
|
# We recognize different proposal as ours.
|
|
l1.daemon.wait_for_log('Resolved THEIR_UNILATERAL/OUR_HTLC by our proposal OUR_HTLC_TIMEOUT_TO_US')
|
|
|
|
# We use 3 blocks for "reasonable depth", so add two more
|
|
bitcoind.generate_block(2)
|
|
|
|
# Note that the very similar test_onchain_timeout looks for a
|
|
# different string: that's because it sees the JSONRPC response,
|
|
# and due to the l1 restart, there is none here.
|
|
l1.daemon.wait_for_log('WIRE_PERMANENT_CHANNEL_FAILURE')
|
|
|
|
# 90 later, l2 is done
|
|
bitcoind.generate_block(89)
|
|
sync_blockheight(bitcoind, [l2])
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Now, 7 blocks and l1 should be done.
|
|
bitcoind.generate_block(6)
|
|
sync_blockheight(bitcoind, [l1])
|
|
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# Payment failed, BTW
|
|
assert only_one(l2.rpc.listinvoices('onchain_timeout')['invoices'])['status'] == 'unpaid'
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for dev-set-fees")
|
|
def test_onchain_all_dust(node_factory, bitcoind, executor):
|
|
"""Onchain handling when we reduce output to all dust"""
|
|
# We track channel balances, to verify that accounting is ok.
|
|
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
|
|
|
|
# HTLC 1->2, 2 fails just after they're both irrevocably committed
|
|
# We need 2 to drop to chain, because then 1's HTLC timeout tx
|
|
# is generated on-the-fly, and is thus feerate sensitive.
|
|
disconnects = ['-WIRE_UPDATE_FAIL_HTLC', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1 = node_factory.get_node(options={'dev-no-reconnect': None,
|
|
'plugin': coin_mvt_plugin},
|
|
feerates=(7500, 7500, 7500, 7500))
|
|
l2 = node_factory.get_node(disconnect=disconnects, options={'plugin': coin_mvt_plugin})
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 10**6)
|
|
channel_id = first_channel_id(l1, l2)
|
|
|
|
rhash = l2.rpc.invoice(10**8, 'onchain_timeout', 'desc')['payment_hash']
|
|
# We underpay, so it fails.
|
|
routestep = {
|
|
'msatoshi': 10**7 - 1,
|
|
'id': l2.info['id'],
|
|
'delay': 5,
|
|
'channel': '1x1x1'
|
|
}
|
|
|
|
executor.submit(l1.rpc.sendpay, [routestep], rhash)
|
|
|
|
# l2 will drop to chain.
|
|
l2.daemon.wait_for_log('permfail')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
|
|
# Make l1's fees really high (and wait for it to exceed 50000)
|
|
l1.set_feerates((100000, 100000, 100000, 100000))
|
|
l1.daemon.wait_for_log('Feerate estimate for unilateral_close set to [56789][0-9]{4}')
|
|
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Wait for timeout.
|
|
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by IGNORING_TINY_PAYMENT .* after 6 blocks')
|
|
bitcoind.generate_block(5)
|
|
|
|
l1.wait_for_onchaind_broadcast('IGNORING_TINY_PAYMENT',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
l1.daemon.wait_for_log('Ignoring output .* of .*: THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
# 100 deep and l2 forgets.
|
|
bitcoind.generate_block(93)
|
|
sync_blockheight(bitcoind, [l1, l2])
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
# l1 does not wait for ignored payment.
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
assert account_balance(l1, channel_id) == 0
|
|
assert account_balance(l2, channel_id) == 0
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for dev_fail")
|
|
def test_onchain_different_fees(node_factory, bitcoind, executor):
|
|
"""Onchain handling when we've had a range of fees"""
|
|
l1, l2 = node_factory.line_graph(2, fundchannel=True, fundamount=10**7,
|
|
opts={'may_reconnect': True})
|
|
|
|
l2.rpc.dev_ignore_htlcs(id=l1.info['id'], ignore=True)
|
|
p1 = executor.submit(l1.pay, l2, 1000000000)
|
|
l2.daemon.wait_for_log('htlc 0: SENT_ADD_ACK_COMMIT->RCVD_ADD_ACK_REVOCATION')
|
|
|
|
l1.set_feerates((16000, 11000, 7500, 3750))
|
|
p2 = executor.submit(l1.pay, l2, 900000000)
|
|
l2.daemon.wait_for_log('htlc 1: SENT_ADD_ACK_COMMIT->RCVD_ADD_ACK_REVOCATION')
|
|
|
|
# Restart with different feerate for second HTLC.
|
|
l1.set_feerates((5000, 5000, 5000, 3750))
|
|
l1.restart()
|
|
l1.daemon.wait_for_log('peer_out WIRE_UPDATE_FEE')
|
|
|
|
p3 = executor.submit(l1.pay, l2, 800000000)
|
|
l2.daemon.wait_for_log('htlc 2: SENT_ADD_ACK_COMMIT->RCVD_ADD_ACK_REVOCATION')
|
|
|
|
# Drop to chain
|
|
l1.rpc.dev_fail(l2.info['id'])
|
|
l1.wait_for_channel_onchain(l2.info['id'])
|
|
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Both sides should have correct feerate
|
|
assert l1.db_query('SELECT min_possible_feerate, max_possible_feerate FROM channels;') == [{
|
|
'min_possible_feerate': 5000,
|
|
'max_possible_feerate': 16000
|
|
}]
|
|
assert l2.db_query('SELECT min_possible_feerate, max_possible_feerate FROM channels;') == [{
|
|
'min_possible_feerate': 5000,
|
|
'max_possible_feerate': 16000
|
|
}]
|
|
|
|
bitcoind.generate_block(5)
|
|
# Three HTLCs, and one for the to-us output.
|
|
l1.daemon.wait_for_logs(['sendrawtx exit 0'] * 4)
|
|
|
|
# We use 3 blocks for "reasonable depth"
|
|
bitcoind.generate_block(3)
|
|
|
|
with pytest.raises(Exception):
|
|
p1.result(10)
|
|
with pytest.raises(Exception):
|
|
p2.result(10)
|
|
with pytest.raises(Exception):
|
|
p3.result(10)
|
|
|
|
# Two more for HTLC timeout tx to be spent.
|
|
bitcoind.generate_block(2)
|
|
l1.daemon.wait_for_logs(['sendrawtx exit 0'] * 3)
|
|
|
|
# Now, 100 blocks it should be done.
|
|
bitcoind.generate_block(100)
|
|
wait_for(lambda: l1.rpc.listpeers()['peers'] == [])
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'] == [])
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_permfail_new_commit(node_factory, bitcoind, executor):
|
|
# Test case where we have two possible commits: it will use new one.
|
|
disconnects = ['-WIRE_REVOKE_AND_ACK', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1 = node_factory.get_node(options={'dev-no-reconnect': None},
|
|
feerates=(7500, 7500, 7500, 7500))
|
|
l2 = node_factory.get_node(disconnect=disconnects)
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 10**6)
|
|
|
|
# This will fail at l2's end.
|
|
t = executor.submit(l1.pay, l2, 200000000)
|
|
|
|
l2.daemon.wait_for_log('dev_disconnect permfail')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('Their unilateral tx, new commit point')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM \\(IGNORING\\) after 6 blocks')
|
|
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US (.*) after 6 blocks')
|
|
|
|
# OK, time out HTLC.
|
|
bitcoind.generate_block(5)
|
|
l1.wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('Resolved THEIR_UNILATERAL/OUR_HTLC by our proposal OUR_HTLC_TIMEOUT_TO_US')
|
|
l2.daemon.wait_for_log('Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC')
|
|
|
|
t.cancel()
|
|
|
|
# Now, 100 blocks it should be done.
|
|
bitcoind.generate_block(100)
|
|
wait_for(lambda: l1.rpc.listpeers()['peers'] == [])
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'] == [])
|
|
|
|
|
|
def setup_multihtlc_test(node_factory, bitcoind):
|
|
# l1 -> l2 -> l3 -> l4 -> l5 -> l6 -> l7
|
|
# l1 and l7 ignore and HTLCs they're sent.
|
|
# For each direction, we create these HTLCs with same payment_hash:
|
|
# 1 failed (CLTV1)
|
|
# 1 failed (CLTV2)
|
|
# 2 live (CLTV2)
|
|
# 1 live (CLTV3)
|
|
nodes = node_factory.line_graph(7, wait_for_announce=True,
|
|
opts={'dev-no-reconnect': None,
|
|
'may_reconnect': True})
|
|
|
|
# Balance by pushing half the funds.
|
|
b11 = nodes[-1].rpc.invoice(10**9 // 2, '1', 'balancer')['bolt11']
|
|
nodes[0].rpc.pay(b11)
|
|
|
|
nodes[0].rpc.dev_ignore_htlcs(id=nodes[1].info['id'], ignore=True)
|
|
nodes[-1].rpc.dev_ignore_htlcs(id=nodes[-2].info['id'], ignore=True)
|
|
|
|
preimage = "0" * 64
|
|
h = nodes[0].rpc.invoice(msatoshi=10**8, label='x', description='desc',
|
|
preimage=preimage)['payment_hash']
|
|
nodes[-1].rpc.invoice(msatoshi=10**8, label='x', description='desc',
|
|
preimage=preimage)['payment_hash']
|
|
|
|
# First, the failed attempts (paying wrong node). CLTV1
|
|
r = nodes[0].rpc.getroute(nodes[-2].info['id'], 10**8, 1)["route"]
|
|
nodes[0].rpc.sendpay(r, h)
|
|
with pytest.raises(RpcError, match=r'INCORRECT_OR_UNKNOWN_PAYMENT_DETAILS'):
|
|
nodes[0].rpc.waitsendpay(h)
|
|
|
|
r = nodes[-1].rpc.getroute(nodes[1].info['id'], 10**8, 1)["route"]
|
|
nodes[-1].rpc.sendpay(r, h)
|
|
with pytest.raises(RpcError, match=r'INCORRECT_OR_UNKNOWN_PAYMENT_DETAILS'):
|
|
nodes[-1].rpc.waitsendpay(h)
|
|
|
|
# Now increment CLTV -> CLTV2
|
|
bitcoind.generate_block(1)
|
|
sync_blockheight(bitcoind, nodes)
|
|
|
|
# Now, the live attempts with CLTV2 (blackholed by end nodes)
|
|
r = nodes[0].rpc.getroute(nodes[-1].info['id'], 10**8, 1)["route"]
|
|
nodes[0].rpc.sendpay(r, h)
|
|
r = nodes[-1].rpc.getroute(nodes[0].info['id'], 10**8, 1)["route"]
|
|
nodes[-1].rpc.sendpay(r, h)
|
|
|
|
# We send second HTLC from different node, since they refuse to send
|
|
# multiple with same hash.
|
|
r = nodes[1].rpc.getroute(nodes[-1].info['id'], 10**8, 1)["route"]
|
|
nodes[1].rpc.sendpay(r, h)
|
|
r = nodes[-2].rpc.getroute(nodes[0].info['id'], 10**8, 1)["route"]
|
|
nodes[-2].rpc.sendpay(r, h)
|
|
|
|
# Now increment CLTV -> CLTV3.
|
|
bitcoind.generate_block(1)
|
|
sync_blockheight(bitcoind, nodes)
|
|
|
|
r = nodes[2].rpc.getroute(nodes[-1].info['id'], 10**8, 1)["route"]
|
|
nodes[2].rpc.sendpay(r, h)
|
|
r = nodes[-3].rpc.getroute(nodes[0].info['id'], 10**8, 1)["route"]
|
|
nodes[-3].rpc.sendpay(r, h)
|
|
|
|
# Make sure HTLCs have reached the end.
|
|
nodes[0].daemon.wait_for_logs(['peer_in WIRE_UPDATE_ADD_HTLC'] * 3)
|
|
nodes[-1].daemon.wait_for_logs(['peer_in WIRE_UPDATE_ADD_HTLC'] * 3)
|
|
|
|
return h, nodes
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for dev_ignore_htlcs")
|
|
@pytest.mark.slow_test
|
|
def test_onchain_multihtlc_our_unilateral(node_factory, bitcoind):
|
|
"""Node pushes a channel onchain with multiple HTLCs with same payment_hash """
|
|
h, nodes = setup_multihtlc_test(node_factory, bitcoind)
|
|
|
|
mid = len(nodes) // 2
|
|
|
|
for i in range(len(nodes) - 1):
|
|
assert only_one(nodes[i].rpc.listpeers(nodes[i + 1].info['id'])['peers'])['connected']
|
|
|
|
# Now midnode goes onchain with n+1 channel.
|
|
nodes[mid].rpc.dev_fail(nodes[mid + 1].info['id'])
|
|
nodes[mid].wait_for_channel_onchain(nodes[mid + 1].info['id'])
|
|
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].daemon.wait_for_log(' to ONCHAIN')
|
|
nodes[mid + 1].daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Now, restart and manually reconnect end nodes (so they don't ignore HTLCs)
|
|
# In fact, they'll fail them with WIRE_TEMPORARY_NODE_FAILURE.
|
|
# TODO Remove our reliance on HTLCs failing on startup and the need for
|
|
# this plugin
|
|
nodes[0].daemon.opts['plugin'] = os.path.join(os.getcwd(), 'tests/plugins/fail_htlcs.py')
|
|
nodes[-1].daemon.opts['plugin'] = os.path.join(os.getcwd(), 'tests/plugins/fail_htlcs.py')
|
|
nodes[0].restart()
|
|
nodes[-1].restart()
|
|
|
|
# We disabled auto-reconnect so we'd detect breakage, so manually reconnect.
|
|
nodes[0].rpc.connect(nodes[1].info['id'], 'localhost', nodes[1].port)
|
|
nodes[-1].rpc.connect(nodes[-2].info['id'], 'localhost', nodes[-2].port)
|
|
|
|
# Wait for HTLCs to stabilize.
|
|
nodes[0].daemon.wait_for_logs(['peer_out WIRE_UPDATE_FAIL_HTLC'] * 3)
|
|
nodes[0].daemon.wait_for_log('peer_out WIRE_COMMITMENT_SIGNED')
|
|
nodes[0].daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')
|
|
nodes[-1].daemon.wait_for_logs(['peer_out WIRE_UPDATE_FAIL_HTLC'] * 3)
|
|
nodes[-1].daemon.wait_for_log('peer_out WIRE_COMMITMENT_SIGNED')
|
|
nodes[-1].daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')
|
|
|
|
# After at depth 5, midnode will spend its own to-self output.
|
|
bitcoind.generate_block(4)
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# The three outgoing HTLCs time out at 21, 21 and 22 blocks.
|
|
bitcoind.generate_block(16)
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
|
|
# And three more for us to consider them all settled.
|
|
bitcoind.generate_block(3)
|
|
|
|
# Now, those nodes should have correctly failed the HTLCs
|
|
for n in nodes[:mid - 1]:
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE'):
|
|
n.rpc.waitsendpay(h, TIMEOUT)
|
|
|
|
# Other timeouts are 27,27,28 blocks.
|
|
bitcoind.generate_block(2)
|
|
nodes[mid].daemon.wait_for_logs(['Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC'] * 2)
|
|
for _ in range(2):
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].daemon.wait_for_log('Ignoring output.*: OUR_UNILATERAL/THEIR_HTLC')
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
# Depth 3 to consider it settled.
|
|
bitcoind.generate_block(3)
|
|
|
|
for n in nodes[mid + 1:]:
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE'):
|
|
n.rpc.waitsendpay(h, TIMEOUT)
|
|
|
|
# At depth 100 it's all done (we didn't bother waiting for mid+1's
|
|
# spends, so that might still be going)
|
|
bitcoind.generate_block(97)
|
|
nodes[mid].daemon.wait_for_logs(['onchaind complete, forgetting peer'])
|
|
|
|
# No other channels should have failed.
|
|
for i in range(len(nodes) - 1):
|
|
if i != mid:
|
|
assert only_one(nodes[i].rpc.listpeers(nodes[i + 1].info['id'])['peers'])['connected']
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for dev_ignore_htlcs")
|
|
@pytest.mark.slow_test
|
|
def test_onchain_multihtlc_their_unilateral(node_factory, bitcoind):
|
|
"""Node pushes a channel onchain with multiple HTLCs with same payment_hash """
|
|
h, nodes = setup_multihtlc_test(node_factory, bitcoind)
|
|
|
|
mid = len(nodes) // 2
|
|
|
|
for i in range(len(nodes) - 1):
|
|
assert only_one(nodes[i].rpc.listpeers(nodes[i + 1].info['id'])['peers'])['connected']
|
|
|
|
# Now midnode+1 goes onchain with midnode channel.
|
|
nodes[mid + 1].rpc.dev_fail(nodes[mid].info['id'])
|
|
nodes[mid + 1].wait_for_channel_onchain(nodes[mid].info['id'])
|
|
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].daemon.wait_for_log(' to ONCHAIN')
|
|
nodes[mid + 1].daemon.wait_for_log(' to ONCHAIN')
|
|
|
|
# Now, restart and manually reconnect end nodes (so they don't ignore HTLCs)
|
|
# In fact, they'll fail them with WIRE_TEMPORARY_NODE_FAILURE.
|
|
# TODO Remove our reliance on HTLCs failing on startup and the need for
|
|
# this plugin
|
|
nodes[0].daemon.opts['plugin'] = os.path.join(os.getcwd(), 'tests/plugins/fail_htlcs.py')
|
|
nodes[-1].daemon.opts['plugin'] = os.path.join(os.getcwd(), 'tests/plugins/fail_htlcs.py')
|
|
nodes[0].restart()
|
|
nodes[-1].restart()
|
|
|
|
# We disabled auto-reconnect so we'd detect breakage, so manually reconnect.
|
|
nodes[0].rpc.connect(nodes[1].info['id'], 'localhost', nodes[1].port)
|
|
nodes[-1].rpc.connect(nodes[-2].info['id'], 'localhost', nodes[-2].port)
|
|
|
|
# Wait for HTLCs to stabilize.
|
|
nodes[0].daemon.wait_for_logs(['peer_out WIRE_UPDATE_FAIL_HTLC'] * 3)
|
|
nodes[0].daemon.wait_for_log('peer_out WIRE_COMMITMENT_SIGNED')
|
|
nodes[0].daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')
|
|
nodes[-1].daemon.wait_for_logs(['peer_out WIRE_UPDATE_FAIL_HTLC'] * 3)
|
|
nodes[-1].daemon.wait_for_log('peer_out WIRE_COMMITMENT_SIGNED')
|
|
nodes[-1].daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')
|
|
|
|
# At depth 5, midnode+1 will spend its own to-self output.
|
|
bitcoind.generate_block(4)
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET')
|
|
|
|
# The three outgoing HTLCs time out at depth 21, 21 and 22 blocks.
|
|
bitcoind.generate_block(16)
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TO_US',
|
|
'THEIR_UNILATERAL/OUR_HTLC')
|
|
|
|
# At depth 3 we consider them all settled.
|
|
bitcoind.generate_block(3)
|
|
|
|
# Now, those nodes should have correctly failed the HTLCs
|
|
for n in nodes[:mid - 1]:
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE'):
|
|
n.rpc.waitsendpay(h, TIMEOUT)
|
|
|
|
# Other timeouts are at depths 27,27,28 blocks.
|
|
bitcoind.generate_block(2)
|
|
nodes[mid].daemon.wait_for_logs(['Ignoring output.*: THEIR_UNILATERAL/THEIR_HTLC'] * 2)
|
|
for _ in range(2):
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
bitcoind.generate_block(1)
|
|
nodes[mid].daemon.wait_for_log('Ignoring output.*: THEIR_UNILATERAL/THEIR_HTLC')
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_HTLC_TIMEOUT_TX',
|
|
'OUR_UNILATERAL/OUR_HTLC')
|
|
|
|
# At depth 3 we consider them all settled.
|
|
bitcoind.generate_block(3)
|
|
|
|
for n in nodes[mid + 1:]:
|
|
with pytest.raises(RpcError, match=r'WIRE_PERMANENT_CHANNEL_FAILURE'):
|
|
n.rpc.waitsendpay(h, TIMEOUT)
|
|
|
|
# At depth 5, mid+1 can spend HTLC_TIMEOUT_TX output.
|
|
bitcoind.generate_block(1)
|
|
for _ in range(2):
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US')
|
|
bitcoind.generate_block(1)
|
|
nodes[mid + 1].wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
# At depth 100 they're all done.
|
|
bitcoind.generate_block(100)
|
|
nodes[mid].daemon.wait_for_logs(['onchaind complete, forgetting peer'])
|
|
nodes[mid + 1].daemon.wait_for_logs(['onchaind complete, forgetting peer'])
|
|
|
|
# No other channels should have failed.
|
|
for i in range(len(nodes) - 1):
|
|
if i != mid:
|
|
assert only_one(nodes[i].rpc.listpeers(nodes[i + 1].info['id'])['peers'])['connected']
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_permfail_htlc_in(node_factory, bitcoind, executor):
|
|
# Test case where we fail with unsettled incoming HTLC.
|
|
disconnects = ['-WIRE_UPDATE_FULFILL_HTLC', 'permfail']
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l1 = node_factory.get_node(options={'dev-no-reconnect': None},
|
|
feerates=(7500, 7500, 7500, 7500))
|
|
l2 = node_factory.get_node(disconnect=disconnects)
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 10**6)
|
|
|
|
# This will fail at l2's end.
|
|
t = executor.submit(l1.pay, l2, 200000000)
|
|
|
|
l2.daemon.wait_for_log('dev_disconnect permfail')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('Their unilateral tx, old commit point')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM \\(IGNORING\\) after 6 blocks')
|
|
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US (.*) after 6 blocks')
|
|
# l2 then gets preimage, uses it instead of ignoring
|
|
l2.wait_for_onchaind_broadcast('OUR_HTLC_SUCCESS_TX',
|
|
'OUR_UNILATERAL/THEIR_HTLC')
|
|
bitcoind.generate_block(1)
|
|
|
|
# OK, l1 sees l2 fulfill htlc.
|
|
l1.daemon.wait_for_log('THEIR_UNILATERAL/OUR_HTLC gave us preimage')
|
|
l2.daemon.wait_for_log('Propose handling OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
|
|
bitcoind.generate_block(5)
|
|
|
|
l2.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US')
|
|
|
|
t.cancel()
|
|
|
|
# Now, 100 blocks it should be done.
|
|
bitcoind.generate_block(95)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(5)
|
|
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_permfail_htlc_out(node_factory, bitcoind, executor):
|
|
# Test case where we fail with unsettled outgoing HTLC.
|
|
disconnects = ['+WIRE_REVOKE_AND_ACK', 'permfail']
|
|
l1 = node_factory.get_node(options={'dev-no-reconnect': None})
|
|
# Feerates identical so we don't get gratuitous commit to update them
|
|
l2 = node_factory.get_node(disconnect=disconnects,
|
|
feerates=(7500, 7500, 7500, 7500))
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l2.daemon.wait_for_log('openingd-chan#1: Handed peer, entering loop'.format(l1.info['id']))
|
|
l2.fund_channel(l1, 10**6)
|
|
|
|
# This will fail at l2's end.
|
|
t = executor.submit(l2.pay, l1, 200000000)
|
|
|
|
l2.daemon.wait_for_log('dev_disconnect permfail')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('Their unilateral tx, old commit point')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_logs([
|
|
'Propose handling OUR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TX \\(.*\\) after 6 blocks',
|
|
'Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks'
|
|
])
|
|
|
|
l1.daemon.wait_for_log('Propose handling THEIR_UNILATERAL/THEIR_HTLC by THEIR_HTLC_TIMEOUT_TO_THEM \\(IGNORING\\) after 6 blocks')
|
|
# l1 then gets preimage, uses it instead of ignoring
|
|
l1.wait_for_onchaind_broadcast('THEIR_HTLC_FULFILL_TO_US',
|
|
'THEIR_UNILATERAL/THEIR_HTLC')
|
|
|
|
# l2 sees l1 fulfill tx.
|
|
bitcoind.generate_block(1)
|
|
|
|
l2.daemon.wait_for_log('OUR_UNILATERAL/OUR_HTLC gave us preimage')
|
|
t.cancel()
|
|
|
|
# l2 can send OUR_DELAYED_RETURN_TO_WALLET after 3 more blocks.
|
|
bitcoind.generate_block(3)
|
|
l2.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# Now, 100 blocks they should be done.
|
|
bitcoind.generate_block(95)
|
|
sync_blockheight(bitcoind, [l1, l2])
|
|
assert not l1.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
|
|
sync_blockheight(bitcoind, [l2])
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(3)
|
|
sync_blockheight(bitcoind, [l2])
|
|
assert not l2.daemon.is_in_log('onchaind complete, forgetting peer')
|
|
bitcoind.generate_block(1)
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'] == [])
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_permfail(node_factory, bitcoind):
|
|
l1, l2 = node_factory.line_graph(2)
|
|
|
|
# The funding change should be confirmed and our only output
|
|
assert [o['status'] for o in l1.rpc.listfunds()['outputs']] == ['confirmed']
|
|
l1.pay(l2, 200000000)
|
|
|
|
# Make sure l2 has received sig with 0 htlcs!
|
|
l2.daemon.wait_for_log('Received commit_sig with 1 htlc sigs')
|
|
l2.daemon.wait_for_log('Received commit_sig with 0 htlc sigs')
|
|
|
|
# Make sure l1 has final revocation.
|
|
l1.daemon.wait_for_log('Sending commit_sig with 1 htlc sigs')
|
|
l1.daemon.wait_for_log('Sending commit_sig with 0 htlc sigs')
|
|
l1.daemon.wait_for_log('peer_in WIRE_REVOKE_AND_ACK')
|
|
|
|
# We fail l2, so l1 will reconnect to it.
|
|
l2.rpc.dev_fail(l1.info['id'])
|
|
l2.daemon.wait_for_log('Failing due to dev-fail command')
|
|
l2.wait_for_channel_onchain(l1.info['id'])
|
|
|
|
assert l1.bitcoin.rpc.getmempoolinfo()['size'] == 1
|
|
|
|
# Now grab the close transaction
|
|
closetxid = only_one(l1.bitcoin.rpc.getrawmempool(False))
|
|
|
|
# l2 will send out tx (l1 considers it a transient error)
|
|
bitcoind.generate_block(1)
|
|
|
|
l1.daemon.wait_for_log('Their unilateral tx, old commit point')
|
|
l1.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log(' to ONCHAIN')
|
|
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET (.*) after 5 blocks')
|
|
|
|
wait_for(lambda: only_one(l1.rpc.listpeers(l2.info['id'])['peers'][0]['channels'])['status']
|
|
== ['ONCHAIN:Tracking their unilateral close',
|
|
'ONCHAIN:All outputs resolved: waiting 99 more blocks before forgetting channel'])
|
|
|
|
def check_billboard():
|
|
billboard = only_one(l2.rpc.listpeers(l1.info['id'])['peers'][0]['channels'])['status']
|
|
return (
|
|
len(billboard) == 2
|
|
and billboard[0] == 'ONCHAIN:Tracking our own unilateral close'
|
|
and re.fullmatch(r'ONCHAIN:.* outputs unresolved: in 4 blocks will spend DELAYED_OUTPUT_TO_US \(.*:.*\) using OUR_DELAYED_RETURN_TO_WALLET', billboard[1])
|
|
)
|
|
wait_for(check_billboard)
|
|
|
|
# Now, mine 4 blocks so it sends out the spending tx.
|
|
bitcoind.generate_block(4)
|
|
|
|
# onchaind notes to-local payment immediately.
|
|
assert (closetxid, "confirmed") in set([(o['txid'], o['status']) for o in l1.rpc.listfunds()['outputs']])
|
|
|
|
# Restart, should still be confirmed (fails: unwinding blocks erases
|
|
# the confirmation, and we don't re-make it).
|
|
l1.restart()
|
|
wait_for(lambda: (closetxid, "confirmed") in set([(o['txid'], o['status']) for o in l1.rpc.listfunds()['outputs']]))
|
|
|
|
# It should send the to-wallet tx.
|
|
l2.wait_for_onchaind_broadcast('OUR_DELAYED_RETURN_TO_WALLET',
|
|
'OUR_UNILATERAL/DELAYED_OUTPUT_TO_US')
|
|
|
|
# 100 after l1 sees tx, it should be done.
|
|
bitcoind.generate_block(95)
|
|
wait_for(lambda: l1.rpc.listpeers()['peers'] == [])
|
|
|
|
wait_for(lambda: only_one(l2.rpc.listpeers(l1.info['id'])['peers'][0]['channels'])['status'] == [
|
|
'ONCHAIN:Tracking our own unilateral close',
|
|
'ONCHAIN:All outputs resolved: waiting 5 more blocks before forgetting channel'
|
|
])
|
|
|
|
# Now, 100 blocks l2 should be done.
|
|
bitcoind.generate_block(5)
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'] == [])
|
|
|
|
# Only l1 has a direct output since all of l2's outputs are respent (it
|
|
# failed). Also the output should now be listed as confirmed since we
|
|
# generated some more blocks.
|
|
assert (closetxid, "confirmed") in set([(o['txid'], o['status']) for o in l1.rpc.listfunds()['outputs']])
|
|
|
|
# Check that the all the addresses match what we generated ourselves:
|
|
for o in l1.rpc.listfunds()['outputs']:
|
|
txout = bitcoind.rpc.gettxout(o['txid'], o['output'])
|
|
addr = txout['scriptPubKey']['addresses'][0]
|
|
assert(addr == o['address'])
|
|
|
|
addr = l1.bitcoin.getnewaddress()
|
|
l1.rpc.withdraw(addr, "all")
|
|
|
|
|
|
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
|
|
def test_shutdown(node_factory):
|
|
# Fail, in that it will exit before cleanup.
|
|
l1 = node_factory.get_node(may_fail=True)
|
|
if not node_factory.valgrind:
|
|
leaks = l1.rpc.dev_memleak()['leaks']
|
|
if len(leaks):
|
|
raise Exception("Node {} has memory leaks: {}"
|
|
.format(l1.daemon.lightning_dir, leaks))
|
|
l1.rpc.stop()
|
|
|
|
|
|
@flaky
|
|
@unittest.skipIf(not DEVELOPER, "needs to set upfront_shutdown_script")
|
|
def test_option_upfront_shutdown_script(node_factory, bitcoind, executor):
|
|
l1 = node_factory.get_node(start=False)
|
|
# Insist on upfront script we're not going to match.
|
|
l1.daemon.env["DEV_OPENINGD_UPFRONT_SHUTDOWN_SCRIPT"] = "76a91404b61f7dc1ea0dc99424464cc4064dc564d91e8988ac"
|
|
l1.start()
|
|
|
|
l2 = node_factory.get_node()
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 1000000, False)
|
|
|
|
# This will block, as l12 will send an error but l2 will retry.
|
|
fut = executor.submit(l1.rpc.close, l2.info['id'])
|
|
|
|
# l2 will close unilaterally when it dislikes shutdown script.
|
|
l1.daemon.wait_for_log(r'scriptpubkey .* is not as agreed upfront \(76a91404b61f7dc1ea0dc99424464cc4064dc564d91e8988ac\)')
|
|
|
|
# Clear channel.
|
|
wait_for(lambda: len(bitcoind.rpc.getrawmempool()) != 0)
|
|
bitcoind.generate_block(1)
|
|
fut.result(TIMEOUT)
|
|
wait_for(lambda: [c['state'] for c in only_one(l1.rpc.listpeers()['peers'])['channels']] == ['ONCHAIN'])
|
|
wait_for(lambda: [c['state'] for c in only_one(l2.rpc.listpeers()['peers'])['channels']] == ['ONCHAIN'])
|
|
|
|
# Works when l2 closes channel, too.
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.fund_channel(l2, 1000000, False)
|
|
|
|
l2.rpc.close(l1.info['id'])
|
|
|
|
# l2 will close unilaterally when it dislikes shutdown script.
|
|
l1.daemon.wait_for_log(r'scriptpubkey .* is not as agreed upfront \(76a91404b61f7dc1ea0dc99424464cc4064dc564d91e8988ac\)')
|
|
|
|
# Clear channel.
|
|
wait_for(lambda: len(bitcoind.rpc.getrawmempool()) != 0)
|
|
bitcoind.generate_block(1)
|
|
wait_for(lambda: [c['state'] for c in only_one(l1.rpc.listpeers()['peers'])['channels']] == ['ONCHAIN', 'ONCHAIN'])
|
|
wait_for(lambda: [c['state'] for c in only_one(l2.rpc.listpeers()['peers'])['channels']] == ['ONCHAIN', 'ONCHAIN'])
|
|
|
|
# Figure out what address it will try to use.
|
|
keyidx = int(l1.db_query("SELECT intval FROM vars WHERE name='bip32_max_index';")[0]['intval'])
|
|
|
|
# Expect 1 for change address, 1 for the channel final address,
|
|
# which are discarded as the 'scratch' tx that the fundchannel
|
|
# plugin makes, plus 1 for the funding address of the actual
|
|
# funding tx.
|
|
addr = l1.rpc.call('dev-listaddrs', [keyidx + 3])['addresses'][-1]
|
|
|
|
# Now, if we specify upfront and it's OK, all good.
|
|
l1.stop()
|
|
# We need to prepend the segwit version (0) and push opcode (14).
|
|
l1.daemon.env["DEV_OPENINGD_UPFRONT_SHUTDOWN_SCRIPT"] = '0014' + addr['bech32_redeemscript']
|
|
l1.start()
|
|
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
l1.rpc.fundchannel(l2.info['id'], 1000000)
|
|
l1.rpc.close(l2.info['id'])
|
|
wait_for(lambda: sorted([c['state'] for c in only_one(l1.rpc.listpeers()['peers'])['channels']]) == ['CLOSINGD_COMPLETE', 'ONCHAIN', 'ONCHAIN'])
|
|
|