core-lightning/tests/test_opening.py

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from fixtures import * # noqa: F401,F403
from fixtures import TEST_NETWORK
from pyln.client import RpcError, Millisatoshi
from utils import (
only_one, wait_for, sync_blockheight, first_channel_id, calc_lease_fee, check_coin_moves
)
from pathlib import Path
from pprint import pprint
import pytest
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import re
import unittest
def find_next_feerate(node, peer):
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chan = only_one(node.rpc.listpeerchannels(peer.info['id'])['channels'])
return chan['next_feerate']
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_queryrates(node_factory, bitcoind):
opts = {'dev-no-reconnect': None,
'experimental-anchors': None}
l1, l2 = node_factory.get_nodes(2, opts=opts)
amount = 10 ** 6
l1.fundwallet(amount * 10)
l2.fundwallet(amount * 10)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError, match=r'not advertising liquidity'):
l1.rpc.dev_queryrates(l2.info['id'], amount, amount * 10)
l2.rpc.call('funderupdate', {'policy': 'match',
'policy_mod': 100,
'per_channel_max_msat': '1btc',
'fuzz_percent': 0,
'lease_fee_base_msat': '2sat',
'funding_weight': 1000,
'lease_fee_basis': 140,
'channel_fee_max_base_msat': '3sat',
'channel_fee_max_proportional_thousandths': 101})
result = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
assert result['our_funding_msat'] == Millisatoshi(amount * 1000)
assert result['their_funding_msat'] == Millisatoshi(amount * 1000)
assert result['funding_weight'] == 1000
assert result['lease_fee_base_msat'] == Millisatoshi(2000)
assert result['lease_fee_basis'] == 140
assert result['channel_fee_max_base_msat'] == Millisatoshi(3000)
assert result['channel_fee_max_proportional_thousandths'] == 101
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v1') # Mixed v1 + v2, v2 manually turned on
def test_multifunding_v2_best_effort(node_factory, bitcoind):
'''
Check that best_effort flag works.
'''
disconnects = ["-WIRE_INIT",
"-WIRE_ACCEPT_CHANNEL",
"-WIRE_FUNDING_SIGNED"]
l1 = node_factory.get_node(options={'experimental-dual-fund': None},
allow_warning=True,
may_reconnect=True)
l2 = node_factory.get_node(options={'experimental-dual-fund': None},
allow_warning=True,
may_reconnect=True)
l3 = node_factory.get_node(disconnect=disconnects)
l4 = node_factory.get_node()
l1.fundwallet(2000000)
destinations = [{"id": '{}@localhost:{}'.format(l2.info['id'], l2.port),
"amount": 50000},
{"id": '{}@localhost:{}'.format(l3.info['id'], l3.port),
"amount": 50000},
{"id": '{}@localhost:{}'.format(l4.info['id'], l4.port),
"amount": 50000}]
for i, d in enumerate(disconnects):
failed_sign = d == "-WIRE_FUNDING_SIGNED"
# Should succeed due to best-effort flag.
min_channels = 1 if failed_sign else 2
l1.rpc.multifundchannel(destinations, minchannels=min_channels)
bitcoind.generate_block(6, wait_for_mempool=1)
# l3 should fail to have channels; l2 also fails on last attempt
node_list = [l1, l4] if failed_sign else [l1, l2, l4]
for node in node_list:
node.daemon.wait_for_log(r'to CHANNELD_NORMAL')
# There should be working channels to l2 and l4 for every run
# but the last
working_chans = [l4] if failed_sign else [l2, l4]
for ldest in working_chans:
inv = ldest.rpc.invoice(5000, 'i{}'.format(i), 'i{}'.format(i))['bolt11']
l1.rpc.pay(inv)
# Function to find the SCID of the channel that is
# currently open.
# Cannot use LightningNode.get_channel_scid since
# it assumes the *first* channel found is the one
# wanted, but in our case we close channels and
# open again, so multiple channels may remain
# listed.
def get_funded_channel_scid(n1, n2):
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channels = n1.rpc.listpeerchannels(n2.info['id'])['channels']
assert channels and len(channels) != 0
for c in channels:
state = c['state']
if state in ('DUALOPEND_AWAITING_LOCKIN', 'CHANNELD_AWAITING_LOCKIN', 'CHANNELD_NORMAL'):
return c['short_channel_id']
assert False
# Now close channels to l2 and l4, for the next run.
if not failed_sign:
l1.rpc.close(get_funded_channel_scid(l1, l2))
l1.rpc.close(get_funded_channel_scid(l1, l4))
for node in node_list:
node.daemon.wait_for_log(r'to CLOSINGD_COMPLETE')
# With 2 down, it will fail to fund channel
l2.stop()
l3.stop()
with pytest.raises(RpcError, match=r'(Connection refused|Bad file descriptor)'):
l1.rpc.multifundchannel(destinations, minchannels=2)
# This works though.
l1.rpc.multifundchannel(destinations, minchannels=1)
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
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def test_v2_open_sigs_restart(node_factory, bitcoind):
disconnects_1 = ['-WIRE_TX_SIGNATURES']
disconnects_2 = ['+WIRE_TX_SIGNATURES']
l1, l2 = node_factory.get_nodes(2,
opts=[{'disconnect': disconnects_1,
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'may_reconnect': True},
{'disconnect': disconnects_2,
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'may_reconnect': True}])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
# Fund the channel, should appear to finish ok even though the
# peer fails
with pytest.raises(RpcError):
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l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = first_channel_id(l1, l2)
log = l1.daemon.is_in_log('{} psbt'.format(chan_id))
assert log
psbt = re.search("psbt (.*)", log).group(1)
l1.daemon.wait_for_log('Peer has reconnected, state DUALOPEND_OPEN_COMMITTED')
try:
# FIXME: why do we need to retry signed?
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l1.rpc.openchannel_signed(chan_id, psbt)
except RpcError:
pass
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l2.daemon.wait_for_log('Broadcasting funding tx')
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txid = l2.rpc.listpeerchannels(l1.info['id'])['channels'][0]['funding_txid']
bitcoind.generate_block(6, wait_for_mempool=txid)
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# Make sure we're ok.
l1.daemon.wait_for_log(r'to CHANNELD_NORMAL')
l2.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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@pytest.mark.openchannel('v2')
def test_v2_fail_second(node_factory, bitcoind):
""" Open a channel succeeds; opening a second channel
failure should not drop the connection """
l1, l2 = node_factory.line_graph(2, wait_for_announce=True)
# Should have one channel between them.
only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
amount = 2**24 - 1
l1.fundwallet(amount + 10000000)
# make sure we can generate PSBTs.
addr = l1.rpc.newaddr()['bech32']
bitcoind.rpc.sendtoaddress(addr, (amount + 1000000) / 10**8)
bitcoind.generate_block(1)
wait_for(lambda: len(l1.rpc.listfunds()["outputs"]) != 0)
# Some random (valid) psbt
psbt = l1.rpc.fundpsbt(amount, '253perkw', 250, reserve=0)['psbt']
start = l1.rpc.openchannel_init(l2.info['id'], amount, psbt)
# They will both see a pair of channels
assert len(l1.rpc.listpeerchannels(l2.info['id'])['channels']) == 2
assert len(l2.rpc.listpeerchannels(l1.info['id'])['channels']) == 2
# We can abort a channel
l1.rpc.openchannel_abort(start['channel_id'])
# We should have deleted the 'in-progress' channel info
only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
# FIXME: check that tx-abort was sent
# Should be able to reattempt without reconnecting
start = l1.rpc.openchannel_init(l2.info['id'], amount, psbt)
assert len(l1.rpc.listpeerchannels(l2.info['id'])['channels']) == 2
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
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def test_v2_open_sigs_restart_while_dead(node_factory, bitcoind):
# Same thing as above, except the transaction mines
# while we're asleep
disconnects_1 = ['-WIRE_TX_SIGNATURES']
disconnects_2 = ['+WIRE_TX_SIGNATURES']
l1, l2 = node_factory.get_nodes(2,
opts=[{'disconnect': disconnects_1,
'may_reconnect': True,
'may_fail': True},
{'disconnect': disconnects_2,
'may_reconnect': True,
'may_fail': True}])
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
# Fund the channel, should appear to finish ok even though the
# peer fails
with pytest.raises(RpcError):
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l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = first_channel_id(l1, l2)
log = l1.daemon.is_in_log('{} psbt'.format(chan_id))
assert log
psbt = re.search("psbt (.*)", log).group(1)
l1.daemon.wait_for_log('Peer has reconnected, state DUALOPEND_OPEN_COMMITTED')
try:
# FIXME: why do we need to retry signed?
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l1.rpc.openchannel_signed(chan_id, psbt)
except RpcError:
pass
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l2.daemon.wait_for_log('Broadcasting funding tx')
l2.daemon.wait_for_log('sendrawtx exit 0')
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l1.stop()
l2.stop()
bitcoind.generate_block(6)
l1.restart()
l2.restart()
# Make sure we're ok.
l2.daemon.wait_for_log(r'to CHANNELD_NORMAL')
l1.daemon.wait_for_log(r'to CHANNELD_NORMAL')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_v2_rbf_single(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
next_feerate = find_next_feerate(l1, l2)
# Check that feerate info is correct
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info_1 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
assert info_1['initial_feerate'] == info_1['last_feerate']
rate = int(info_1['last_feerate'][:-5])
assert int(info_1['next_feerate'][:-5]) == rate * 65 // 64
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
# Check that feerate info has incremented
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info_2 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
assert info_1['initial_feerate'] == info_2['initial_feerate']
assert info_1['next_feerate'] == info_2['last_feerate']
rate = int(info_2['last_feerate'][:-5])
assert int(info_2['next_feerate'][:-5]) == rate * 65 // 64
# Sign our inputs, and continue
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
# Fails because we didn't put enough feerate in.
with pytest.raises(RpcError, match=r'insufficient fee'):
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# Do it again, with a higher feerate
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info_2 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
assert info_1['initial_feerate'] == info_2['initial_feerate']
assert info_1['next_feerate'] == info_2['last_feerate']
rate = int(info_2['last_feerate'][:-5])
assert int(info_2['next_feerate'][:-5]) == rate * 65 // 64
# We 4x the feerate to beat the min-relay fee
next_rate = '{}perkw'.format(rate * 65 // 64 * 4)
# Gotta unreserve the psbt and re-reserve with higher feerate
l1.rpc.unreserveinputs(initpsbt['psbt'])
initpsbt = l1.rpc.utxopsbt(chan_amount, next_rate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump+sign
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'],
funding_feerate=next_rate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
l1.rpc.openchannel_signed(chan_id, signed_psbt)
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
# Check that feerate info is gone
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info_1 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
assert 'initial_feerate' not in info_1
assert 'last_feerate' not in info_1
assert 'next_feerate' not in info_1
# Shut l2 down, force close the channel.
l2.stop()
resp = l1.rpc.close(l2.info['id'], unilateraltimeout=1)
assert resp['type'] == 'unilateral'
l1.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
l1.daemon.wait_for_log('sendrawtx exit 0')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_v2_rbf_abort_retry(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2, opts={'allow_warning': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendmany("",
{l1.rpc.newaddr()['bech32']: amount / 10**8 + 0.01,
l2.rpc.newaddr()['bech32']: amount / 10**8 + 0.01})
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
wait_for(lambda: len(l2.rpc.listfunds()['outputs']) > 0)
l1_utxos = ['{}:{}'.format(utxo['txid'], utxo['output']) for utxo in l1.rpc.listfunds()['outputs']]
# setup l2 to dual-fund!
l2.rpc.call('funderupdate', {'policy': 'match',
'policy_mod': 100,
'leases_only': False})
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
prev_utxos = ["{}:{}".format(vin['txid'], vin['vout']) for vin in vins if "{}:{}".format(vin['txid'], vin['vout']) in l1_utxos]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
# Check that feerate info is correct
info_1 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
next_rate = "{}perkw".format(info_1['next_feerate'][:-5])
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_rate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
# We abort the channel mid-way throught the RBF
l1.rpc.openchannel_abort(chan_id)
with pytest.raises(RpcError):
l1.rpc.openchannel_update(chan_id, bump['psbt'])
# - initiate a channel open eclair -> cln
# - wait for the transaction to be published
# - eclair initiates rbf, and cancels it by sending tx_abort before exchanging commit_sig
# - at that point everything looks good, cln echoes the tx_abort and stays connected
# - eclair initiates another RBF attempt and sends tx_init_rbf: for some unknown reason, cln answers with channel_reestablish (??) followed by an error saying "Bad reestablish message: WIRE_TX_INIT_RBF"
# attempt to initiate an RBF again
info_1 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
next_rate = "{}perkw".format(int(info_1['next_feerate'][:-5]) * 2)
# Gotta unreserve the psbt and re-reserve with higher feerate
l1.rpc.unreserveinputs(initpsbt['psbt'])
initpsbt = l1.rpc.utxopsbt(chan_amount, next_rate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump+sign
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'],
funding_feerate=next_rate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
l1.rpc.openchannel_signed(chan_id, signed_psbt)
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
assert not l1.daemon.is_in_log('WIRE_CHANNEL_REESTABLISH')
assert not l2.daemon.is_in_log('WIRE_CHANNEL_REESTABLISH')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_v2_rbf_abort_channel_opens(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2, opts={'wumbo': None,
'allow_warning': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendmany("",
{l1.rpc.newaddr()['bech32']: amount / 10**8 + 0.01,
l2.rpc.newaddr()['bech32']: amount / 10**8 + 0.01})
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
wait_for(lambda: len(l2.rpc.listfunds()['outputs']) > 0)
l1_utxos = ['{}:{}'.format(utxo['txid'], utxo['output']) for utxo in l1.rpc.listfunds()['outputs']]
# setup l2 to dual-fund!
l2.rpc.call('funderupdate', {'policy': 'match',
'policy_mod': 100,
'leases_only': False})
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
prev_utxos = ["{}:{}".format(vin['txid'], vin['vout']) for vin in vins if "{}:{}".format(vin['txid'], vin['vout']) in l1_utxos]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
# Check that feerate info is correct
info_1 = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
next_rate = "{}perkw".format(info_1['next_feerate'][:-5])
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_rate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
# We abort the channel mid-way throught the RBF
l1.rpc.openchannel_abort(chan_id)
with pytest.raises(RpcError):
l1.rpc.openchannel_update(chan_id, bump['psbt'])
# When the original open tx is mined, we should still arrive at
# NORMAL channel ops
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_v2_rbf_liquidity_ad(node_factory, bitcoind, chainparams):
opts = {'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'experimental-anchors': None,
'may_reconnect': True}
l1, l2 = node_factory.get_nodes(2, opts=opts)
# what happens when we RBF?
feerate = 2000
amount = 500000
l1.fundwallet(20000000)
l2.fundwallet(20000000)
# l1 leases a channel from l2
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
rates = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
chan_id = l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease=rates['compact_lease'])['channel_id']
vins = [x for x in l1.rpc.listfunds()['outputs'] if x['reserved']]
assert only_one(vins)
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['output'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
est_fees = calc_lease_fee(amount, feerate, rates)
# This should be the accepter's amount
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fundings = only_one(l1.rpc.listpeerchannels()['channels'])['funding']
assert Millisatoshi(amount * 1000) == fundings['remote_funds_msat']
assert Millisatoshi(est_fees + amount * 1000) == fundings['local_funds_msat']
assert Millisatoshi(est_fees) == fundings['fee_paid_msat']
assert 'fee_rcvd_msat' not in fundings
# rbf the lease with a higher amount
rate = int(find_next_feerate(l1, l2)[:-5])
# We 4x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 4)
# Restart the node between open + rbf; works as expected
l1.restart()
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)['psbt']
# reconnect after restart
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# do the bump
bump = l1.rpc.openchannel_bump(chan_id, amount, initpsbt,
funding_feerate=next_feerate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
# Sign our inputs, and continue
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# There's data in the datastore now (l2 only)
assert l1.rpc.listdatastore() == {'datastore': []}
only_one(l2.rpc.listdatastore("funder/{}".format(chan_id))['datastore'])
# what happens when the channel opens?
bitcoind.generate_block(6)
l1.daemon.wait_for_log('to CHANNELD_NORMAL')
# Datastore should be cleaned up!
assert l1.rpc.listdatastore() == {'datastore': []}
wait_for(lambda: l2.rpc.listdatastore() == {'datastore': []})
# This should be the accepter's amount
2023-01-12 02:25:55 +01:00
fundings = only_one(l1.rpc.listpeerchannels()['channels'])['funding']
# The is still there!
assert Millisatoshi(amount * 1000) == Millisatoshi(fundings['remote_funds_msat'])
wait_for(lambda: [c['active'] for c in l1.rpc.listchannels(l1.get_channel_scid(l2))['channels']] == [True, True])
# send some payments, mine a block or two
inv = l2.rpc.invoice(10**4, '1', 'no_1')
l1.rpc.pay(inv['bolt11'])
# l2 attempts to close a channel that it leased, should succeed
# (channel isnt leased)
l2.rpc.close(l1.get_channel_scid(l2))
l1.daemon.wait_for_log('State changed from CLOSINGD_SIGEXCHANGE to CLOSINGD_COMPLETE')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_v2_rbf_multi(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2,
opts={'may_reconnect': True,
'dev-no-reconnect': None,
'allow_warning': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
# Attempt to do abort, should fail since we've
# already gotten an inflight
with pytest.raises(RpcError):
l1.rpc.openchannel_abort(chan_id)
rate = int(find_next_feerate(l1, l2)[:-5])
# We 4x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 4)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount,
initpsbt['psbt'],
funding_feerate=next_feerate)
# Abort this open attempt! We will re-try
aborted = l1.rpc.openchannel_abort(chan_id)
assert not aborted['channel_canceled']
# We no longer disconnect on aborts, because magic!
assert only_one(l1.rpc.listpeers()['peers'])['connected']
# Do the bump, again, same feerate
bump = l1.rpc.openchannel_bump(chan_id, chan_amount,
initpsbt['psbt'],
funding_feerate=next_feerate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
# Sign our inputs, and continue
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# We 2x the feerate to beat the min-relay fee
rate = int(find_next_feerate(l1, l2)[:-5])
next_feerate = '{}perkw'.format(rate * 2)
# Initiate another RBF, double the channel amount this time
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount * 2, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount * 2,
initpsbt['psbt'],
funding_feerate=next_feerate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
# Sign our inputs, and continue
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
l1.rpc.openchannel_signed(chan_id, signed_psbt)
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_reconnect_init(node_factory, bitcoind, chainparams):
disconnects = ['-WIRE_TX_INIT_RBF',
'+WIRE_TX_INIT_RBF']
l1, l2 = node_factory.get_nodes(2,
opts=[{'disconnect': disconnects,
'may_reconnect': True},
{'may_reconnect': True}])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
next_feerate = find_next_feerate(l1, l2)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump!?
for d in disconnects:
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError):
l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
assert l1.rpc.getpeer(l2.info['id']) is not None
# This should succeed
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_reconnect_ack(node_factory, bitcoind, chainparams):
disconnects = ['-WIRE_TX_ACK_RBF',
'+WIRE_TX_ACK_RBF']
l1, l2 = node_factory.get_nodes(2,
opts=[{'may_reconnect': True},
{'disconnect': disconnects,
'may_reconnect': True}])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
next_feerate = find_next_feerate(l1, l2)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Do the bump!?
for d in disconnects:
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError):
l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
assert l1.rpc.getpeer(l2.info['id']) is not None
# This should succeed
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_reconnect_tx_construct(node_factory, bitcoind, chainparams):
disconnects = ['=WIRE_TX_ADD_INPUT', # Initial funding succeeds
'-WIRE_TX_ADD_INPUT',
'+WIRE_TX_ADD_INPUT',
'-WIRE_TX_ADD_OUTPUT',
'+WIRE_TX_ADD_OUTPUT',
'-WIRE_TX_COMPLETE',
'+WIRE_TX_COMPLETE']
l1, l2 = node_factory.get_nodes(2,
opts=[{'disconnect': disconnects,
pytest: disable autoreconnect in test_rbf_reconnect_tx_construct It reconnects itself, so we don't see the ['connected'] is False. ``` 2022-07-20T20:37:06.3808161Z @unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need') 2022-07-20T20:37:06.3809031Z @pytest.mark.developer("uses dev-disconnect") 2022-07-20T20:37:06.3809547Z @pytest.mark.openchannel('v2') 2022-07-20T20:37:06.3810058Z def test_rbf_reconnect_tx_construct(node_factory, bitcoind, chainparams): ... 2022-07-20T20:37:06.3864163Z # Now we finish off the completes failure check 2022-07-20T20:37:06.3864604Z for d in disconnects[-2:]: 2022-07-20T20:37:06.3865162Z l1.rpc.connect(l2.info['id'], 'localhost', l2.port) 2022-07-20T20:37:06.3865711Z bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt']) 2022-07-20T20:37:06.3866169Z with pytest.raises(RpcError): 2022-07-20T20:37:06.3866674Z update = l1.rpc.openchannel_update(chan_id, bump['psbt']) 2022-07-20T20:37:06.3867367Z > wait_for(lambda: l1.rpc.getpeer(l2.info['id'])['connected'] is False) ... 2022-07-20T20:37:06.5215961Z lightningd-1 2022-07-20T20:21:49.691Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-connectd: dev_disconnect: -WIRE_TX_COMPLETE (WIRE_TX_COMPLETE) 2022-07-20T20:37:06.5216482Z lightningd-1 2022-07-20T20:21:49.691Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-dualopend-chan#1: peer_out WIRE_TX_COMPLETE 2022-07-20T20:37:06.5216756Z lightningd-1 2022-07-20T20:21:49.691Z DEBUG connectd: drain_peer 2022-07-20T20:37:06.5217064Z lightningd-1 2022-07-20T20:21:49.692Z DEBUG connectd: drain_peer draining subd! 2022-07-20T20:37:06.5217549Z lightningd-1 2022-07-20T20:21:49.692Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-lightningd: peer_disconnect_done 2022-07-20T20:37:06.5218482Z lightningd-1 2022-07-20T20:21:49.692Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-lightningd: Reconnecting in 1 seconds 2022-07-20T20:37:06.5219110Z lightningd-1 2022-07-20T20:21:49.692Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-lightningd: Will try reconnect in 1 seconds 2022-07-20T20:37:06.5219427Z lightningd-1 2022-07-20T20:21:49.692Z DEBUG gossipd: REPLY WIRE_GOSSIPD_GET_ADDRS_REPLY with 0 fds 2022-07-20T20:37:06.5219994Z lightningd-1 2022-07-20T20:21:49.696Z DEBUG plugin-funder: Cleaning up inflights for peer id 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59 2022-07-20T20:37:06.5220305Z lightningd-1 2022-07-20T20:21:49.696Z DEBUG connectd: maybe_free_peer freeing peer! 2022-07-20T20:37:06.5220743Z lightningd-2 2022-07-20T20:21:49.699Z DEBUG 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518-gossipd: seeker: chosen as startup peer 2022-07-20T20:37:06.5221136Z lightningd-2 2022-07-20T20:21:49.699Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-hsmd: Got WIRE_HSMD_ECDH_REQ 2022-07-20T20:37:06.5221380Z lightningd-2 2022-07-20T20:21:49.699Z DEBUG connectd: drain_peer 2022-07-20T20:37:06.5221805Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-hsmd: Got WIRE_HSMD_READY_CHANNEL 2022-07-20T20:37:06.5223761Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-dualopend-chan#1: signature 30440220338460c0e75c08c21f4f4f96806d81426aee48e06ccc54e87892b332f55fe49e0220527573286f801a0d23317978a9aabbbbcb95c2ceb614596c0ab50bb72b96158b01 on tx 020000000105f2aa5f346f46007b9f8b128e8c6e4d40d0477aefd81250ba99adc9349aabe300000000009db0e280024a01000000000000220020be7935a77ca9ab70a4b8b1906825637767fed3c00824aa90c988983587d684881e6301000000000022002047021684129f8aa1c0b5b97dc99607f5f0850b548813a5da346fda22511284759a3ed620 using key 02324266de8403b3ab157a09f1f784d587af61831c998c151bcc21bb74c2b2314b 2022-07-20T20:37:06.5224194Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-connectd: Connected out, starting crypto 2022-07-20T20:37:06.5224723Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-gossipd: seeker: chosen as startup peer 2022-07-20T20:37:06.5225006Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG hsmd: Client: Received message 31 from client 2022-07-20T20:37:06.5225461Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-dualopend-chan#1: peer_out WIRE_COMMITMENT_SIGNED 2022-07-20T20:37:06.5225852Z lightningd-1 2022-07-20T20:21:49.700Z DEBUG 022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59-connectd: Connect OUT ```
2022-07-21 06:49:14 +02:00
'may_reconnect': True,
'dev-no-reconnect': None},
{'may_reconnect': True,
'dev-no-reconnect': None}])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
next_feerate = find_next_feerate(l1, l2)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
# Run through TX_ADD wires
for d in disconnects[1:-2]:
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError):
l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
wait_for(lambda: l1.rpc.getpeer(l2.info['id'])['connected'] is False)
# Now we finish off the completes failure check
for d in disconnects[-2:]:
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
with pytest.raises(RpcError):
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
wait_for(lambda: l1.rpc.getpeer(l2.info['id'])['connected'] is False)
# Now we succeed
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_reconnect_tx_sigs(node_factory, bitcoind, chainparams):
disconnects = ['=WIRE_TX_SIGNATURES', # Initial funding succeeds
'-WIRE_TX_SIGNATURES', # When we send tx-sigs, RBF
'=WIRE_TX_SIGNATURES', # When we reconnect
'+WIRE_TX_SIGNATURES'] # When we RBF again
l1, l2 = node_factory.get_nodes(2,
opts=[{'disconnect': disconnects,
2021-03-16 01:50:31 +01:00
'may_reconnect': True},
{'may_reconnect': True}])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log('Broadcasting funding tx')
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
rate = int(find_next_feerate(l1, l2)[:-5])
# We 4x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 4)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'],
funding_feerate=next_feerate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
# Sign our inputs, and continue
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
# First time we error when we send our sigs
with pytest.raises(RpcError, match='Owning subdaemon dualopend died'):
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# We reconnect and try again. feerate should have bumped
rate = int(find_next_feerate(l1, l2)[:-5])
# We 4x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 4)
# Initiate an RBF
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# l2 gets our sigs and broadcasts them
l2.daemon.wait_for_log('peer_in WIRE_CHANNEL_REESTABLISH')
l2.daemon.wait_for_log('peer_in WIRE_TX_SIGNATURES')
l2.daemon.wait_for_log('sendrawtx exit 0')
# Wait until we've done re-establish, if we try to
# RBF again too quickly, it'll fail since they haven't
# had time to process our sigs yet
l1.daemon.wait_for_log('peer_in WIRE_CHANNEL_REESTABLISH')
l1.daemon.wait_for_log('peer_in WIRE_TX_SIGNATURES')
# 2nd RBF
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'],
funding_feerate=next_feerate)
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
# Second time we error after we send our sigs
with pytest.raises(RpcError, match='Owning subdaemon dualopend died'):
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# l2 gets our sigs
l2.daemon.wait_for_log('peer_in WIRE_TX_SIGNATURES')
l2.daemon.wait_for_log('sendrawtx exit 0')
# mine a block?
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
# Check that they have matching funding txid
2023-01-12 02:25:55 +01:00
l1_funding_txid = only_one(l1.rpc.listpeerchannels()['channels'])['funding_txid']
l2_funding_txid = only_one(l2.rpc.listpeerchannels()['channels'])['funding_txid']
assert l1_funding_txid == l2_funding_txid
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_no_overlap(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2,
opts={'allow_warning': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
chan_id = res['channel_id']
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
next_feerate = find_next_feerate(l1, l2)
# Initiate an RBF (this grabs the non-reserved utxo, which isnt the
# one we started with)
startweight = 42 + 172 # base weight, funding output
initpsbt = l1.rpc.fundpsbt(chan_amount, next_feerate, startweight,
min_witness_weight=110,
excess_as_change=True)
# Do the bump
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
with pytest.raises(RpcError, match='No overlapping input present.'):
l1.rpc.openchannel_update(chan_id, bump['psbt'])
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_fails_to_broadcast(node_factory, bitcoind, chainparams):
l1, l2 = node_factory.get_nodes(2,
opts={'allow_warning': True,
'may_reconnect': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
# Really low feerate means that the bump wont work the first time
res = l1.rpc.fundchannel(l2.info['id'], chan_amount, feerate='253perkw')
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
def run_retry():
startweight = 42 + 173
rate = int(find_next_feerate(l1, l2)[:-5])
# We 2x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 2)
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount,
initpsbt['psbt'],
funding_feerate=next_feerate)
# We should be able to call this with while an open is progress
# but not yet committed
l1.rpc.dev_sign_last_tx(l2.info['id'])
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
return l1.rpc.signpsbt(update['psbt'])['signed_psbt']
signed_psbt = run_retry()
l1.rpc.openchannel_signed(chan_id, signed_psbt)
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
# Restart and listpeers, used to crash
l1.restart()
l1.rpc.listpeers()
# We've restarted. Let's RBF
signed_psbt = run_retry()
l1.rpc.openchannel_signed(chan_id, signed_psbt)
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert len(inflights) == 3
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
l1.restart()
# Are inflights the same post restart
prev_inflights = inflights
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert prev_inflights == inflights
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
# Produce a signature for every inflight
last_txs = l1.rpc.dev_sign_last_tx(l2.info['id'])
assert len(last_txs['inflights']) == len(inflights)
for last_tx, inflight in zip(last_txs['inflights'], inflights):
assert last_tx['funding_txid'] == inflight['funding_txid']
assert last_txs['tx']
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_broadcast_close_inflights(node_factory, bitcoind, chainparams):
"""
Close a channel before it's mined, and the most recent transaction
hasn't made it to the mempool. Should publish all the commitment
transactions that we have.
"""
l1, l2 = node_factory.get_nodes(2,
opts={'allow_warning': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount, feerate='7500perkw')
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
# Make it such that l1 and l2 cannot broadcast transactions
# (mimics failing to reach the miner with replacement)
def censoring_sendrawtx(r):
return {'id': r['id'], 'result': {}}
l1.daemon.rpcproxy.mock_rpc('sendrawtransaction', censoring_sendrawtx)
l2.daemon.rpcproxy.mock_rpc('sendrawtransaction', censoring_sendrawtx)
def run_retry():
startweight = 42 + 173
next_feerate = find_next_feerate(l1, l2)
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
return l1.rpc.signpsbt(update['psbt'])['signed_psbt']
signed_psbt = run_retry()
l1.rpc.openchannel_signed(chan_id, signed_psbt)
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert inflights[-1]['funding_txid'] not in bitcoind.rpc.getrawmempool()
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cmtmt_txid = only_one(l1.rpc.listpeerchannels()['channels'])['scratch_txid']
assert cmtmt_txid == inflights[-1]['scratch_txid']
# l2 goes offline
l2.stop()
# l1 drops to chain.
l1.daemon.rpcproxy.mock_rpc('sendrawtransaction', None)
l1.rpc.close(chan_id, 1)
l1.daemon.wait_for_logs(['Broadcasting txid {}'.format(inflights[0]['scratch_txid']),
'Broadcasting txid {}'.format(inflights[1]['scratch_txid']),
'sendrawtx exit 0',
'sendrawtx exit 25'])
assert inflights[0]['scratch_txid'] in bitcoind.rpc.getrawmempool()
assert inflights[1]['scratch_txid'] not in bitcoind.rpc.getrawmempool()
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
def test_rbf_non_last_mined(node_factory, bitcoind, chainparams):
"""
What happens if a 'non-tip' RBF transaction is mined?
"""
l1, l2 = node_factory.get_nodes(2,
opts={'allow_warning': True,
'may_reconnect': True})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
amount = 2**24
chan_amount = 100000
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
bitcoind.generate_block(1)
# Wait for it to arrive.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
res = l1.rpc.fundchannel(l2.info['id'], chan_amount, feerate='7500perkw')
chan_id = res['channel_id']
vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
assert(only_one(vins))
prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
# Check that we're waiting for lockin
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
assert inflights[-1]['funding_txid'] in bitcoind.rpc.getrawmempool()
def run_retry():
startweight = 42 + 173
rate = int(find_next_feerate(l1, l2)[:-5])
# We 2x the feerate to beat the min-relay fee
next_feerate = '{}perkw'.format(rate * 2)
initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
prev_utxos, reservedok=True,
min_witness_weight=110,
excess_as_change=True)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
assert update['commitments_secured']
return l1.rpc.signpsbt(update['psbt'])['signed_psbt']
# Make a second inflight
signed_psbt = run_retry()
l1.rpc.openchannel_signed(chan_id, signed_psbt)
# Make it such that l1 and l2 cannot broadcast transactions
# (mimics failing to reach the miner with replacement)
def censoring_sendrawtx(r):
return {'id': r['id'], 'result': {}}
l1.daemon.rpcproxy.mock_rpc('sendrawtransaction', censoring_sendrawtx)
l2.daemon.rpcproxy.mock_rpc('sendrawtransaction', censoring_sendrawtx)
# Make a 3rd inflight that won't make it into the mempool
signed_psbt = run_retry()
l1.rpc.openchannel_signed(chan_id, signed_psbt)
l1.daemon.rpcproxy.mock_rpc('sendrawtransaction', None)
l2.daemon.rpcproxy.mock_rpc('sendrawtransaction', None)
# We fetch out our inflights list
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inflights = only_one(l1.rpc.listpeerchannels()['channels'])['inflight']
# l2 goes offline
l2.stop()
# The funding transaction gets mined (should be the 2nd inflight)
bitcoind.generate_block(6, wait_for_mempool=1)
# l2 comes back up
l2.start()
# everybody's got the right things now
l1.daemon.wait_for_log(r'to CHANNELD_NORMAL')
l2.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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channel = only_one(l1.rpc.listpeerchannels()['channels'])
assert channel['funding_txid'] == inflights[1]['funding_txid']
assert channel['scratch_txid'] == inflights[1]['scratch_txid']
# We delete inflights when the channel is in normal ops
assert 'inflights' not in channel
# l2 stops, again
l2.stop()
# l1 drops to chain.
l1.rpc.close(chan_id, 1)
l1.daemon.wait_for_log('Broadcasting txid {}'.format(channel['scratch_txid']))
# The funding transaction gets mined (should be the 2nd inflight)
bitcoind.generate_block(1, wait_for_mempool=1)
l1.daemon.wait_for_log(r'to ONCHAIN')
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
@pytest.mark.openchannel('v2')
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def test_funder_options(node_factory, bitcoind):
l1, l2, l3 = node_factory.get_nodes(3)
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l1.fundwallet(10**7)
# Check the default options
funder_opts = l1.rpc.call('funderupdate')
assert funder_opts['policy'] == 'fixed'
assert funder_opts['policy_mod'] == 0
assert funder_opts['min_their_funding_msat'] == Millisatoshi('10000000msat')
assert funder_opts['max_their_funding_msat'] == Millisatoshi('4294967295000msat')
assert funder_opts['per_channel_min_msat'] == Millisatoshi('10000000msat')
assert funder_opts['per_channel_max_msat'] == Millisatoshi('4294967295000msat')
assert funder_opts['reserve_tank_msat'] == Millisatoshi('0msat')
assert funder_opts['fuzz_percent'] == 0
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assert funder_opts['fund_probability'] == 100
assert funder_opts['leases_only']
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# l2 funds a chanenl with us. We don't contribute
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
l2.fundchannel(l1, 10**6)
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chan_info = only_one(l2.rpc.listpeerchannels(l1.info['id'])['channels'])
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# l1 contributed nothing
assert chan_info['funding']['remote_funds_msat'] == Millisatoshi('0msat')
assert chan_info['funding']['local_funds_msat'] != Millisatoshi('0msat')
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# Change all the options
funder_opts = l1.rpc.call('funderupdate',
{'policy': 'available',
'policy_mod': 100,
'min_their_funding_msat': '100000msat',
'max_their_funding_msat': '2000000000msat',
'per_channel_min_msat': '8000000msat',
'per_channel_max_msat': '10000000000msat',
'reserve_tank_msat': '3000000msat',
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'fund_probability': 99,
'fuzz_percent': 0,
'leases_only': False})
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assert funder_opts['policy'] == 'available'
assert funder_opts['policy_mod'] == 100
assert funder_opts['min_their_funding_msat'] == Millisatoshi('100000msat')
assert funder_opts['max_their_funding_msat'] == Millisatoshi('2000000000msat')
assert funder_opts['per_channel_min_msat'] == Millisatoshi('8000000msat')
assert funder_opts['per_channel_max_msat'] == Millisatoshi('10000000000msat')
assert funder_opts['reserve_tank_msat'] == Millisatoshi('3000000msat')
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assert funder_opts['fuzz_percent'] == 0
assert funder_opts['fund_probability'] == 99
# Set the fund probability back up to 100.
funder_opts = l1.rpc.call('funderupdate',
{'fund_probability': 100})
l3.rpc.connect(l1.info['id'], 'localhost', l1.port)
l3.fundchannel(l1, 10**6)
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chan_info = only_one(l3.rpc.listpeerchannels(l1.info['id'])['channels'])
log = l1.daemon.wait_for_log(r'Policy available \(100%\) returned funding amount of')
match = re.search(r'Policy available \(100%\) returned funding amount of (\d*sat)', log)
assert match and len(match.groups()) == 1
# l1 contributed all its funds!
assert chan_info['funding']['remote_funds_msat'] == Millisatoshi(match.groups()[0])
assert chan_info['funding']['local_funds_msat'] == Millisatoshi('1000000000msat')
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
def test_funder_contribution_limits(node_factory, bitcoind):
opts = {'experimental-dual-fund': None,
'feerates': (5000, 5000, 5000, 5000)}
l1, l2, l3 = node_factory.get_nodes(3, opts=opts)
# We do a lot of these, so do them all then mine all at once.
addr, txid = l1.fundwallet(10**8, mine_block=False)
l1msgs = ['Owning output .* txid {} CONFIRMED'.format(txid)]
# Give l2 lots of utxos
l2msgs = []
for amt in (10**3, # this one is too small to add
10**5, 10**4, 10**4, 10**4, 10**4, 10**4):
addr, txid = l2.fundwallet(amt, mine_block=False)
l2msgs.append('Owning output .* txid {} CONFIRMED'.format(txid))
# Give l3 lots of utxos
l3msgs = []
for amt in (10**3, # this one is too small to add
10**4, 10**4, 10**4, 10**4, 10**4, 10**4, 10**4, 10**4, 10**4, 10**4, 10**4):
addr, txid = l3.fundwallet(amt, mine_block=False)
l3msgs.append('Owning output .* txid {} CONFIRMED'.format(txid))
bitcoind.generate_block(1)
l1.daemon.wait_for_logs(l1msgs)
l2.daemon.wait_for_logs(l2msgs)
l3.daemon.wait_for_logs(l3msgs)
# Contribute 100% of available funds to l2, all 6 utxos (smallest utxo
# 10**3 is left out)
l2.rpc.call('funderupdate',
{'policy': 'available',
'policy_mod': 100,
'min_their_funding_msat': '1000msat',
'per_channel_min_msat': '1000000msat',
'fund_probability': 100,
'fuzz_percent': 0,
'leases_only': False})
# Set our contribution to 50k sat, should only use 6 of 12 available utxos
l3.rpc.call('funderupdate',
{'policy': 'fixed',
'policy_mod': '50000sat',
'min_their_funding_msat': '1000msat',
'per_channel_min_msat': '1000sat',
'per_channel_max_msat': '500000sat',
'fund_probability': 100,
'fuzz_percent': 0,
'leases_only': False})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.fundchannel(l2, 10**7)
assert l2.daemon.is_in_log('Policy .* returned funding amount of 141780sat')
assert l2.daemon.is_in_log(r'calling `signpsbt` .* 6 inputs')
l1.rpc.connect(l3.info['id'], 'localhost', l3.port)
l1.fundchannel(l3, 10**7)
assert l3.daemon.is_in_log('Policy .* returned funding amount of 50000sat')
assert l3.daemon.is_in_log(r'calling `signpsbt` .* 6 inputs')
@pytest.mark.openchannel('v2')
def test_inflight_dbload(node_factory, bitcoind):
"""Bad db field access breaks Postgresql on startup with opening leases"""
disconnects = ["@WIRE_COMMITMENT_SIGNED"]
opts = [{'experimental-dual-fund': None, 'dev-no-reconnect': None,
'may_reconnect': True, 'disconnect': disconnects,
'experimental-anchors': None},
{'experimental-dual-fund': None, 'dev-no-reconnect': None,
'may_reconnect': True, 'funder-policy': 'match',
'funder-policy-mod': 100, 'lease-fee-base-sat': '100sat',
'lease-fee-basis': 100,
'experimental-anchors': None}]
l1, l2 = node_factory.get_nodes(2, opts=opts)
feerate = 2000
amount = 500000
l1.fundwallet(20000000)
l2.fundwallet(20000000)
# l1 leases a channel from l2
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
rates = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease=rates['compact_lease'])
l1.daemon.wait_for_log(r'dev_disconnect: @WIRE_COMMITMENT_SIGNED')
l1.restart()
def test_zeroconf_mindepth(bitcoind, node_factory):
"""Check that funder/fundee can customize mindepth.
Zeroconf will use this to set the mindepth to 0, which coupled
with an artificial depth=0 event that will result in an immediate
`channel_ready` being sent.
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroconf-selective.py"
l1, l2 = node_factory.get_nodes(2, opts=[
{},
{
'plugin': str(plugin_path),
'zeroconf-allow': '0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518',
'zeroconf-mindepth': '2',
},
])
# Try to open a mindepth=6 channel
l1.fundwallet(10**6)
l1.connect(l2)
assert (int(l1.rpc.listpeers()['peers'][0]['features'], 16) >> 50) & 0x02 != 0
# Now start the negotiation, l1 should have negotiated zeroconf,
# and use their own mindepth=6, while l2 uses mindepth=2 from the
# plugin
l1.rpc.fundchannel(l2.info['id'], 'all', mindepth=6)
assert l1.db.query('SELECT minimum_depth FROM channels') == [{'minimum_depth': 6}]
assert l2.db.query('SELECT minimum_depth FROM channels') == [{'minimum_depth': 2}]
bitcoind.generate_block(2, wait_for_mempool=1) # Confirm on the l2 side.
l2.daemon.wait_for_log(r'peer_out WIRE_CHANNEL_READY')
# l1 should not be sending channel_ready yet, it is
# configured to wait for 6 confirmations.
assert not l1.daemon.is_in_log(r'peer_out WIRE_CHANNEL_READY')
bitcoind.generate_block(4) # Confirm on the l2 side.
l1.daemon.wait_for_log(r'peer_out WIRE_CHANNEL_READY')
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wait_for(lambda: only_one(l1.rpc.listpeerchannels()['channels'])['state'] == "CHANNELD_NORMAL")
wait_for(lambda: only_one(l2.rpc.listpeerchannels()['channels'])['state'] == "CHANNELD_NORMAL")
def test_zeroconf_open(bitcoind, node_factory):
"""Let's open a zeroconf channel
Just test that both parties opting in results in a channel that is
immediately usable.
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroconf-selective.py"
l1, l2 = node_factory.get_nodes(2, opts=[
{},
{
'plugin': str(plugin_path),
'zeroconf-allow': '0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518'
},
])
# Try to open a mindepth=0 channel
l1.fundwallet(10**6)
l1.connect(l2)
assert (int(l1.rpc.listpeers()['peers'][0]['features'], 16) >> 50) & 0x02 != 0
# Now start the negotiation, l1 should have negotiated zeroconf,
# and use their own mindepth=6, while l2 uses mindepth=2 from the
# plugin
l1.rpc.fundchannel(l2.info['id'], 'all', mindepth=0)
assert l1.db.query('SELECT minimum_depth FROM channels') == [{'minimum_depth': 0}]
assert l2.db.query('SELECT minimum_depth FROM channels') == [{'minimum_depth': 0}]
l1.daemon.wait_for_logs([
r'peer_in WIRE_CHANNEL_READY',
r'Peer told us that they\'ll use alias=[0-9x]+ for this channel',
])
l2.daemon.wait_for_logs([
r'peer_in WIRE_CHANNEL_READY',
r'Peer told us that they\'ll use alias=[0-9x]+ for this channel',
])
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wait_for(lambda: only_one(l1.rpc.listpeerchannels()['channels'])['state'] == 'CHANNELD_NORMAL')
wait_for(lambda: only_one(l2.rpc.listpeerchannels()['channels'])['state'] == 'CHANNELD_NORMAL')
wait_for(lambda: l2.rpc.listincoming()['incoming'] != [])
inv = l2.rpc.invoice(10**8, 'lbl', 'desc')['bolt11']
details = l1.rpc.decodepay(inv)
pprint(details)
assert('routes' in details and len(details['routes']) == 1)
hop = details['routes'][0][0] # First (and only) hop of hint 0
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l1alias = only_one(l1.rpc.listpeerchannels()['channels'])['alias']['local']
assert(hop['pubkey'] == l1.info['id']) # l1 is the entrypoint
assert(hop['short_channel_id'] == l1alias) # Alias has to make sense to entrypoint
l1.rpc.pay(inv)
# Ensure lightningd knows about the balance change before
# attempting the other way around.
l2.daemon.wait_for_log(r'Balance [0-9]+msat -> [0-9]+msat')
# Inverse payments should work too
pprint(l2.rpc.listpeers())
inv = l1.rpc.invoice(10**5, 'lbl', 'desc')['bolt11']
l2.rpc.pay(inv)
def test_zeroconf_public(bitcoind, node_factory, chainparams):
"""Test that we transition correctly from zeroconf to public
The differences being that a public channel MUST use the public
scid. l1 and l2 open a zeroconf channel, then l3 learns about it
after 6 confirmations.
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroconf-selective.py"
coin_mvt_plugin = Path(__file__).parent / "plugins" / "coin_movements.py"
l1, l2, l3 = node_factory.get_nodes(3, opts=[
{'plugin': str(coin_mvt_plugin)},
{
'plugin': str(plugin_path),
'zeroconf-allow': '0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518'
},
{}
])
# Advances blockheight to 102
l1.fundwallet(10**6)
push_msat = 20000 * 1000
l1.connect(l2)
l1.rpc.fundchannel(l2.info['id'], 'all', mindepth=0, push_msat=push_msat)
# Wait for the update to be signed (might not be the most reliable
# signal)
l1.daemon.wait_for_log(r'Got WIRE_HSMD_CUPDATE_SIG_REQ')
l2.daemon.wait_for_log(r'Got WIRE_HSMD_CUPDATE_SIG_REQ')
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l1chan = only_one(l1.rpc.listpeerchannels()['channels'])
l2chan = only_one(l2.rpc.listpeerchannels()['channels'])
channel_id = l1chan['channel_id']
# We have no confirmation yet, so no `short_channel_id`
assert('short_channel_id' not in l1chan)
assert('short_channel_id' not in l2chan)
# Channel is "proposed"
chan_val = 993888000 if chainparams['elements'] else 996363000
l1_mvts = [
{'type': 'chain_mvt', 'credit_msat': chan_val, 'debit_msat': 0, 'tags': ['channel_proposed', 'opener']},
{'type': 'channel_mvt', 'credit_msat': 0, 'debit_msat': 20000000, 'tags': ['pushed'], 'fees_msat': '0msat'},
]
check_coin_moves(l1, l1chan['channel_id'], l1_mvts, chainparams)
# Check that the channel_open event has blockheight of zero
for n in [l1, l2]:
evs = n.rpc.bkpr_listaccountevents(channel_id)['events']
open_ev = only_one([e for e in evs if e['tag'] == 'channel_proposed'])
assert open_ev['blockheight'] == 0
# Call inspect, should have pending event in it
tx = only_one(n.rpc.bkpr_inspect(channel_id)['txs'])
assert 'blockheight' not in tx
assert only_one(tx['outputs'])['output_tag'] == 'channel_proposed'
# Now add 1 confirmation, we should get a `short_channel_id` (block 103)
bitcoind.generate_block(1)
l1.daemon.wait_for_log(r'Funding tx [a-f0-9]{64} depth 1 of 0')
l2.daemon.wait_for_log(r'Funding tx [a-f0-9]{64} depth 1 of 0')
2023-01-12 02:25:55 +01:00
l1chan = only_one(l1.rpc.listpeerchannels()['channels'])
l2chan = only_one(l2.rpc.listpeerchannels()['channels'])
assert('short_channel_id' in l1chan)
assert('short_channel_id' in l2chan)
# We also now have an 'open' event, the push event isn't re-recorded
l1_mvts += [
{'type': 'chain_mvt', 'credit_msat': chan_val, 'debit_msat': 0, 'tags': ['channel_open', 'opener']},
]
check_coin_moves(l1, channel_id, l1_mvts, chainparams)
# Check that there is a channel_open event w/ real blockheight
for n in [l1, l2]:
evs = n.rpc.bkpr_listaccountevents(channel_id)['events']
# Still has the channel-proposed event
only_one([e for e in evs if e['tag'] == 'channel_proposed'])
open_ev = only_one([e for e in evs if e['tag'] == 'channel_open'])
assert open_ev['blockheight'] == 103
# Call inspect, should have open event in it
tx = only_one(n.rpc.bkpr_inspect(channel_id)['txs'])
assert tx['blockheight'] == 103
assert only_one(tx['outputs'])['output_tag'] == 'channel_open'
# Now make it public, we should be switching over to the real
# scid.
bitcoind.generate_block(5)
# Wait for l3 to learn about the channel, it'll have checked the
# funding outpoint, scripts, etc.
l3.connect(l1)
wait_for(lambda: len(l3.rpc.listchannels()['channels']) == 2)
# Close the zerconf channel, check that we mark it as onchain_resolved ok
l1.rpc.close(l2.info['id'])
bitcoind.generate_block(1, wait_for_mempool=1)
# Channel should be marked resolved
for n in [l1, l2]:
wait_for(lambda: only_one([x for x in n.rpc.bkpr_listbalances()['accounts'] if x['account'] == channel_id])['account_resolved'])
def test_zeroconf_forward(node_factory, bitcoind):
"""Ensure that we can use zeroconf channels in forwards.
Test that we add routehints using the zeroconf channel, and then
ensure that l2 uses the alias from the routehint to forward the
payment. Then do the inverse by sending from l3 to l1, first hop
being the zeroconf channel
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroconf-selective.py"
opts = [
{},
{},
{
'plugin': str(plugin_path),
'zeroconf-allow': '022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59'
}
]
l1, l2, l3 = node_factory.get_nodes(3, opts=opts)
l1.connect(l2)
l1.fundchannel(l2, 10**6)
bitcoind.generate_block(6)
l2.connect(l3)
l2.fundwallet(10**7)
l2.rpc.fundchannel(l3.info['id'], 10**6, mindepth=0)
wait_for(lambda: l3.rpc.listincoming()['incoming'] != [])
pytest: fix flake in test_zeroconf_forward pay failed (non-DEVELOPER) because one node didn't see blocks in time: ``` inv = l3.rpc.invoice(42 * 10**6, 'inv1', 'desc')['bolt11'] > l1.rpc.pay(inv) tests/test_opening.py:1394: ... > raise RpcError(method, payload, resp['error']) E pyln.client.lightning.RpcError: RPC call failed: method: pay, payload: {'bolt11': 'lnbcrt420u1p3dnwv7sp5qnquuwndgz35ywfg3p3dtu07ywmju78r8s0379eaxjxkv5d8jueqpp5kmaxgsye02dzmdlkqkedqvrh2evdl45sz7njrm5dff42dvp4v5qsdq8v3jhxccxqyjw5qcqp9rzjqgkjyd3q5dv6gllh77kygly9c3kfy0d9xwyjyxsq2nq3c83u5vw4n0wkf0y9gwfwhgqqqqqpqqqqqzsqqc9qyysgqad2x2zv0axa3hrfz7nurw4plvspvxlld9wtcg3xxjyxqlzm773a4fkyl09gs8uskj4m7len8r4pf4rh7v9snh3grrpawhk9qsd7vwmcqa9rgxg'}, error: {'code': 210, 'message': 'Ran out of routes to try after 176 attempts: see `paystatus`', 'attempts': [{'status': 'pending', 'partid': 1, 'amount_msat': 42000000msat}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 2, 'amount_msat': 9278783msat, 'parent_partid': 1}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 10, 'amount_msat': 9278783msat, 'parent_partid': 2}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 15, 'amount_msat': 9278783msat, 'parent_partid': 10}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 18, 'amount_msat': 9278783msat, 'parent_partid': 15}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 23, 'amount_msat': 9278783msat, 'parent_partid': 18}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 29, 'amount_msat': 9278783msat, 'parent_partid': 23}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 33, 'amount_msat': 9278783msat, 'parent_partid': 29}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 39, 'amount_msat': 9278783msat, 'parent_partid': 33}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 43, 'amount_msat': 9278783msat, 'parent_partid': 39}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 48, 'amount_msat': 9278783msat, 'parent_partid': 43}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 54, 'amount_msat': 9278783msat, 'parent_partid': 48}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 59, 'amount_msat': 4659837msat, 'parent_partid': 54}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 69, 'amount_msat': 4659837msat, 'parent_partid': 59}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 82, 'amount_msat': 4659837msat, 'parent_partid': 69}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 92, 'amount_msat': 4659837msat, 'parent_partid': 82}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 102, 'amount_msat': 4659837msat, 'parent_partid': 92}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 112, 'amount_msat': 4659837msat, 'parent_partid': 102}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 122, 'amount_msat': 4659837msat, 'parent_partid': 112}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 131, 'amount_msat': 4659837msat, 'parent_partid': 122}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 141, 'amount_msat': 4659837msat, 'parent_partid': 131}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 147, 'amount_msat': 4659837msat, 'parent_partid': 141}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 158, 'amount_msat': 4659837msat, 'parent_partid': 147}, {'status': 'pending', 'partid': 175, 'amount_msat': 2250620msat, 'parent_partid': 158}, {'status': 'pending', 'partid': 176, 'amount_msat': 2409217msat, 'parent_partid': 158}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 60, 'amount_msat': 4618946msat, 'parent_partid': 54}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 70, 'amount_msat': 4618946msat, 'parent_partid': 60}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 81, 'amount_msat': 4618946msat, 'parent_partid': 70}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 91, 'amount_msat': 4618946msat, 'parent_partid': 81}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 101, 'amount_msat': 4618946msat, 'parent_partid': 91}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 111, 'amount_msat': 4618946msat, 'parent_partid': 101}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 121, 'amount_msat': 4618946msat, 'parent_partid': 111}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 132, 'amount_msat': 4618946msat, 'parent_partid': 121}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 142, 'amount_msat': 4618946msat, 'parent_partid': 132}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 148, 'amount_msat': 4618946msat, 'parent_partid': 142}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 157, 'amount_msat': 4618946msat, 'parent_partid': 148}, {'status': 'pending', 'partid': 168, 'amount_msat': 2320055msat, 'parent_partid': 157}, {'status': 'pending', 'partid': 169, 'amount_msat': 2298891msat, 'parent_partid': 157}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 3, 'amount_msat': 9016551msat, 'parent_partid': 1}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 7, 'amount_msat': 9016551msat, 'parent_partid': 3}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 12, 'amount_msat': 9016551msat, 'parent_partid': 7}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 17, 'amount_msat': 9016551msat, 'parent_partid': 12}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 21, 'amount_msat': 9016551msat, 'parent_partid': 17}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 25, 'amount_msat': 9016551msat, 'parent_partid': 21}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 30, 'amount_msat': 9016551msat, 'parent_partid': 25}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 36, 'amount_msat': 9016551msat, 'parent_partid': 30}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 40, 'amount_msat': 9016551msat, 'parent_partid': 36}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 47, 'amount_msat': 9016551msat, 'parent_partid': 40}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 51, 'amount_msat': 9016551msat, 'parent_partid': 47}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 56, 'amount_msat': 4458645msat, 'parent_partid': 51}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 63, 'amount_msat': 4458645msat, 'parent_partid': 56}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 77, 'amount_msat': 4458645msat, 'parent_partid': 63}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 87, 'amount_msat': 4458645msat, 'parent_partid': 77}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 94, 'amount_msat': 4458645msat, 'parent_partid': 87}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 105, 'amount_msat': 4458645msat, 'parent_partid': 94}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 120, 'amount_msat': 4458645msat, 'parent_partid': 105}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 124, 'amount_msat': 4458645msat, 'parent_partid': 120}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 134, 'amount_msat': 4458645msat, 'parent_partid': 124}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 143, 'amount_msat': 4458645msat, 'parent_partid': 134}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 154, 'amount_msat': 4458645msat, 'parent_partid': 143}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 164, 'amount_msat': 2306527msat, 'parent_partid': 154}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 165, 'amount_msat': 2152118msat, 'parent_partid': 154}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 57, 'amount_msat': 4557906msat, 'parent_partid': 51}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 68, 'amount_msat': 4557906msat, 'parent_partid': 57}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 76, 'amount_msat': 4557906msat, 'parent_partid': 68}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 86, 'amount_msat': 4557906msat, 'parent_partid': 76}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 96, 'amount_msat': 4557906msat, 'parent_partid': 86}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 103, 'amount_msat': 4557906msat, 'parent_partid': 96}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 115, 'amount_msat': 4557906msat, 'parent_partid': 103}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 125, 'amount_msat': 4557906msat, 'parent_partid': 115}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 136, 'amount_msat': 4557906msat, 'parent_partid': 125}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 146, 'amount_msat': 4557906msat, 'parent_partid': 136}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 161, 'amount_msat': 4557906msat, 'parent_partid': 146}, {'status': 'pending', 'partid': 173, 'amount_msat': 2208152msat, 'parent_partid': 161}, {'status': 'pending', 'partid': 174, 'amount_msat': 2349754msat, 'parent_partid': 161}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 4, 'amount_msat': 10655305msat, 'parent_partid': 1}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 9, 'amount_msat': 10655305msat, 'parent_partid': 4}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 13, 'amount_msat': 10655305msat, 'parent_partid': 9}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 19, 'amount_msat': 10655305msat, 'parent_partid': 13}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 24, 'amount_msat': 10655305msat, 'parent_partid': 19}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 28, 'amount_msat': 10655305msat, 'parent_partid': 24}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 34, 'amount_msat': 10655305msat, 'parent_partid': 28}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 38, 'amount_msat': 10655305msat, 'parent_partid': 34}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 44, 'amount_msat': 10655305msat, 'parent_partid': 38}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 49, 'amount_msat': 10655305msat, 'parent_partid': 44}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 53, 'amount_msat': 10655305msat, 'parent_partid': 49}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 61, 'amount_msat': 4872267msat, 'parent_partid': 53}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 71, 'amount_msat': 4872267msat, 'parent_partid': 61}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 79, 'amount_msat': 4872267msat, 'parent_partid': 71}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 89, 'amount_msat': 4872267msat, 'parent_partid': 79}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 100, 'amount_msat': 4872267msat, 'parent_partid': 89}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 109, 'amount_msat': 4872267msat, 'parent_partid': 100}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 114, 'amount_msat': 4872267msat, 'parent_partid': 109}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 126, 'amount_msat': 4872267msat, 'parent_partid': 114}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 139, 'amount_msat': 4872267msat, 'parent_partid': 126}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 149, 'amount_msat': 4872267msat, 'parent_partid': 139}, {'status': 'failed', 'failreason': 'Cannot split payment any further without exceeding the maximum number of HTLCs allowed by our channels', 'partid': 162, 'amount_msat': 4872267msat, 'parent_partid': 149}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 62, 'amount_msat': 5783038msat, 'parent_partid': 53}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 72, 'amount_msat': 5783038msat, 'parent_partid': 62}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 80, 'amount_msat': 5783038msat, 'parent_partid': 72}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 90, 'amount_msat': 5783038msat, 'parent_partid': 80}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 99, 'amount_msat': 5783038msat, 'parent_partid': 90}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 110, 'amount_msat': 5783038msat, 'parent_partid': 99}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 117, 'amount_msat': 5783038msat, 'parent_partid': 110}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 128, 'amount_msat': 5783038msat, 'parent_partid': 117}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 138, 'amount_msat': 5783038msat, 'parent_partid': 128}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 150, 'amount_msat': 5783038msat, 'parent_partid': 138}, {'status': 'pending', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 156, 'amount_msat': 5783038msat, 'parent_partid': 150}, {'status': 'pending', 'partid': 170, 'amount_msat': 2902801msat, 'parent_partid': 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(reply from remote)', 'partid': 152, 'amount_msat': 2165538msat, 'parent_partid': 137}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 159, 'amount_msat': 2165538msat, 'parent_partid': 152}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 167, 'amount_msat': 2165538msat, 'parent_partid': 159}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 67, 'amount_msat': 1941130msat, 'parent_partid': 55}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 74, 'amount_msat': 1941130msat, 'parent_partid': 67}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 88, 'amount_msat': 1941130msat, 'parent_partid': 74}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 97, 'amount_msat': 1941130msat, 'parent_partid': 88}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 106, 'amount_msat': 1941130msat, 'parent_partid': 97}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 118, 'amount_msat': 1941130msat, 'parent_partid': 106}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 129, 'amount_msat': 1941130msat, 'parent_partid': 118}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 133, 'amount_msat': 1941130msat, 'parent_partid': 129}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 145, 'amount_msat': 1941130msat, 'parent_partid': 133}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 153, 'amount_msat': 1941130msat, 'parent_partid': 145}, {'status': 'failed', 'failreason': 'failed: WIRE_EXPIRY_TOO_SOON (reply from remote)', 'partid': 166, 'amount_msat': 1941130msat, 'parent_partid': 153}]} ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2022-07-22 03:44:43 +02:00
# Make sure (esp in non-dev-mode) blockheights agree so we don't WIRE_EXPIRY_TOO_SOON...
sync_blockheight(bitcoind, [l1, l2, l3])
inv = l3.rpc.invoice(42 * 10**6, 'inv1', 'desc')['bolt11']
l1.rpc.pay(inv)
# And now try the other way around: zeroconf channel first
# followed by a public one.
wait_for(lambda: len(l3.rpc.listchannels()['channels']) == 4)
pytest: fix flake in test_zeroconf_forward Second pay can fail if first is not completely settled: ``` def test_zeroconf_forward(node_factory, bitcoind): """Ensure that we can use zeroconf channels in forwards. ... # Make sure (esp in non-dev-mode) blockheights agree so we don't WIRE_EXPIRY_TOO_SOON... sync_blockheight(bitcoind, [l1, l2, l3]) inv = l3.rpc.invoice(42 * 10**6, 'inv1', 'desc')['bolt11'] l1.rpc.pay(inv) # And now try the other way around: zeroconf channel first # followed by a public one. wait_for(lambda: len(l3.rpc.listchannels()['channels']) == 4) inv = l1.rpc.invoice(42, 'back1', 'desc')['bolt11'] > l3.rpc.pay(inv) ... > raise RpcError(method, payload, resp['error']) E pyln.client.lightning.RpcError: RPC call failed: method: pay, payload: {'bolt11': 'lnbcrt420p1p3junrssp588gtjzmlrr4pfj7ssmdlulzhhushrpq3rdqxjuz2m33scsvzdjlspp5fk5yhu6netc0d0sgp8es52vjk6akhd3uayr08u8max4d8rwzpjuqdq8v3jhxccxqyjw5qcqp99qyysgqcpyyugejv4nya97v6gw8fhtr0ru3vq87jjlltav99wlat436a95n0z8yzdp699p9md0zz9tmnsjpvfj622n9g9fh7r6ldhpgh9wmr4qpcru3rk'}, error: {'code': 210, 'message': 'Destination 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518 is not reachable directly and all routehints were unusable.', 'attempts': [{'status': 'failed', 'failreason': 'Destination 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518 is not reachable directly and all routehints were unusable.', 'partid': 0, 'amount_msat': 42msat}]} ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2022-09-24 06:27:09 +02:00
# Make sure all htlcs completely settled!
2023-01-12 02:25:55 +01:00
wait_for(lambda: (p['htlcs'] == [] for p in l2.rpc.listpeerchannels()['channels']))
pytest: fix flake in test_zeroconf_forward Second pay can fail if first is not completely settled: ``` def test_zeroconf_forward(node_factory, bitcoind): """Ensure that we can use zeroconf channels in forwards. ... # Make sure (esp in non-dev-mode) blockheights agree so we don't WIRE_EXPIRY_TOO_SOON... sync_blockheight(bitcoind, [l1, l2, l3]) inv = l3.rpc.invoice(42 * 10**6, 'inv1', 'desc')['bolt11'] l1.rpc.pay(inv) # And now try the other way around: zeroconf channel first # followed by a public one. wait_for(lambda: len(l3.rpc.listchannels()['channels']) == 4) inv = l1.rpc.invoice(42, 'back1', 'desc')['bolt11'] > l3.rpc.pay(inv) ... > raise RpcError(method, payload, resp['error']) E pyln.client.lightning.RpcError: RPC call failed: method: pay, payload: {'bolt11': 'lnbcrt420p1p3junrssp588gtjzmlrr4pfj7ssmdlulzhhushrpq3rdqxjuz2m33scsvzdjlspp5fk5yhu6netc0d0sgp8es52vjk6akhd3uayr08u8max4d8rwzpjuqdq8v3jhxccxqyjw5qcqp99qyysgqcpyyugejv4nya97v6gw8fhtr0ru3vq87jjlltav99wlat436a95n0z8yzdp699p9md0zz9tmnsjpvfj622n9g9fh7r6ldhpgh9wmr4qpcru3rk'}, error: {'code': 210, 'message': 'Destination 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518 is not reachable directly and all routehints were unusable.', 'attempts': [{'status': 'failed', 'failreason': 'Destination 0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518 is not reachable directly and all routehints were unusable.', 'partid': 0, 'amount_msat': 42msat}]} ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2022-09-24 06:27:09 +02:00
inv = l1.rpc.invoice(42, 'back1', 'desc')['bolt11']
l3.rpc.pay(inv)
@pytest.mark.openchannel('v1')
def test_buy_liquidity_ad_no_v2(node_factory, bitcoind):
""" Test that you can't actually request amt for a
node that doesn' support v2 opens """
l1, l2, = node_factory.get_nodes(2)
amount = 500000
feerate = 2000
l1.fundwallet(amount * 100)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# l1 leases a channel from l2
with pytest.raises(RpcError, match=r"Tried to buy a liquidity ad but we[(][?][)] don't have experimental-dual-fund enabled"):
l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease='029a002d000000004b2003e8')
@pytest.mark.openchannel('v2')
def test_v2_replay_bookkeeping(node_factory, bitcoind):
""" Test that your bookkeeping for a liquidity ad is good
even if we replay the opening and locking tx!
"""
opts = [{'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'rescan': 10, 'funding-confirms': 6, 'may_reconnect': True,
'experimental-anchors': None},
{'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'may_reconnect': True,
'experimental-anchors': None}]
l1, l2, = node_factory.get_nodes(2, opts=opts)
amount = 500000
feerate = 2000
l1.fundwallet(amount * 100)
l2.fundwallet(amount * 100)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
rates = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
# l1 leases a channel from l2
l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease=rates['compact_lease'])
# add the funding transaction
bitcoind.generate_block(4, wait_for_mempool=1)
l1.restart()
bitcoind.generate_block(2)
l1.daemon.wait_for_log('to CHANNELD_NORMAL')
chan_id = first_channel_id(l1, l2)
ev_tags = [e['tag'] for e in l1.rpc.bkpr_listaccountevents(chan_id)['events']]
assert 'lease_fee' in ev_tags
# This should work ok
l1.rpc.bkpr_listbalances()
bitcoind.generate_block(2)
sync_blockheight(bitcoind, [l1])
l1.restart()
chan_id = first_channel_id(l1, l2)
ev_tags = [e['tag'] for e in l1.rpc.bkpr_listaccountevents(chan_id)['events']]
assert 'lease_fee' in ev_tags
l1.rpc.close(l2.info['id'], 1)
bitcoind.generate_block(6, wait_for_mempool=1)
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
# This should not crash
l1.rpc.bkpr_listbalances()
@pytest.mark.openchannel('v2')
def test_buy_liquidity_ad_check_bookkeeping(node_factory, bitcoind):
""" Test that your bookkeeping for a liquidity ad is good."""
opts = [{'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'rescan': 10, 'disable-plugin': 'bookkeeper',
'funding-confirms': 6, 'may_reconnect': True,
'experimental-anchors': None},
{'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'may_reconnect': True,
'experimental-anchors': None}]
l1, l2, = node_factory.get_nodes(2, opts=opts)
amount = 500000
feerate = 2000
l1.fundwallet(amount * 100)
l2.fundwallet(amount * 100)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
rates = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
# l1 leases a channel from l2
l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease=rates['compact_lease'])
# add the funding transaction
bitcoind.generate_block(4, wait_for_mempool=1)
l1.stop()
del l1.daemon.opts['disable-plugin']
l1.start()
bitcoind.generate_block(2)
l1.daemon.wait_for_log('to CHANNELD_NORMAL')
chan_id = first_channel_id(l1, l2)
ev_tags = [e['tag'] for e in l1.rpc.bkpr_listaccountevents(chan_id)['events']]
assert 'lease_fee' in ev_tags
# This should work ok
l1.rpc.bkpr_listbalances()
l1.rpc.close(l2.info['id'], 1)
bitcoind.generate_block(6, wait_for_mempool=1)
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
# This should not crash
l1.rpc.bkpr_listbalances()
def test_scid_alias_private(node_factory, bitcoind):
"""Test that we don't allow use of real scid for scid_alias-type channels"""
l1, l2, l3 = node_factory.line_graph(3, fundchannel=False, opts=[{}, {},
{'log-level': 'io'}])
l2.fundwallet(5000000)
l2.rpc.fundchannel(l3.info['id'], 'all', announce=False)
bitcoind.generate_block(1, wait_for_mempool=1)
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wait_for(lambda: only_one(l2.rpc.listpeerchannels(l3.info['id'])['channels'])['state'] == 'CHANNELD_NORMAL')
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chan = only_one(l2.rpc.listpeerchannels(l3.info['id'])['channels'])
assert chan['private'] is True
scid23 = chan['short_channel_id']
alias23 = chan['alias']['local']
# Create l1<->l2 channel, make sure l3 sees it so it will routehint via
# l2 (otherwise it sees it as a deadend!)
l1.fundwallet(5000000)
l1.rpc.fundchannel(l2.info['id'], 'all')
bitcoind.generate_block(6, wait_for_mempool=1)
wait_for(lambda: len(l3.rpc.listchannels(source=l1.info['id'])['channels']) == 1)
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chan = only_one(l1.rpc.listpeerchannels(l2.info['id'])['channels'])
assert chan['private'] is False
scid12 = chan['short_channel_id']
# Make sure it sees both sides of private channel in gossmap!
wait_for(lambda: len(l3.rpc.listchannels()['channels']) == 4)
# BOLT #2:
# - if `channel_type` has `option_scid_alias` set:
# - MUST NOT use the real `short_channel_id` in BOLT 11 `r` fields.
inv = l3.rpc.invoice(10, 'test_scid_alias_private', 'desc')
assert only_one(only_one(l1.rpc.decode(inv['bolt11'])['routes']))['short_channel_id'] == alias23
# BOLT #2:
# - if `channel_type` has `option_scid_alias` set:
# - MUST NOT allow incoming HTLCs to this channel using the real `short_channel_id`
route = [{'amount_msat': 11,
'id': l2.info['id'],
'delay': 12,
'channel': scid12},
{'amount_msat': 10,
'id': l3.info['id'],
'delay': 6,
'channel': scid23}]
l1.rpc.sendpay(route, inv['payment_hash'], payment_secret=inv['payment_secret'])
with pytest.raises(RpcError) as err:
l1.rpc.waitsendpay(inv['payment_hash'])
# PERM|10
WIRE_UNKNOWN_NEXT_PEER = 0x4000 | 10
assert err.value.error['data']['failcode'] == WIRE_UNKNOWN_NEXT_PEER
assert err.value.error['data']['erring_node'] == l2.info['id']
assert err.value.error['data']['erring_channel'] == scid23
# BOLT #2
# - MUST always recognize the `alias` as a `short_channel_id` for incoming HTLCs to this channel.
route[1]['channel'] = alias23
l1.rpc.sendpay(route, inv['payment_hash'], payment_secret=inv['payment_secret'])
l1.rpc.waitsendpay(inv['payment_hash'])
def test_zeroconf_multichan_forward(node_factory):
"""The freedom to choose the forward channel bytes us when it is 0conf
Reported by Breez, we crashed when logging in `forward_htlc` when
the replacement channel was a zeroconf channel.
l2 -> l3 is a double channel with the zeroconf channel having a
higher spendable msat, which should cause it to be chosen instead.
"""
node_id = '022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59'
plugin_path = Path(__file__).parent / "plugins" / "zeroconf-selective.py"
l1, l2, l3 = node_factory.line_graph(3, opts=[
{},
{},
{
'plugin': str(plugin_path),
'zeroconf-allow': node_id,
}
], fundamount=10**6, wait_for_announce=True)
# Just making sure the allowlisted node_id matches.
assert l2.info['id'] == node_id
# Now create a channel that is twice as large as the real channel,
# and don't announce it.
l2.fundwallet(10**7)
zeroconf_cid = l2.rpc.fundchannel(l3.info['id'], 2 * 10**6, mindepth=0)['channel_id']
l2.daemon.wait_for_log(r'peer_in WIRE_CHANNEL_READY')
l3.daemon.wait_for_log(r'peer_in WIRE_CHANNEL_READY')
inv = l3.rpc.invoice(amount_msat=10000, label='lbl1', description='desc')['bolt11']
l1.rpc.pay(inv)
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for c in l2.rpc.listpeerchannels(l3.info['id'])['channels']:
if c['channel_id'] == zeroconf_cid:
zeroconf_scid = c['alias']['local']
else:
normal_scid = c['short_channel_id']
assert l2.daemon.is_in_log(r'Chose a better channel than {}: {}'
.format(normal_scid, zeroconf_scid))
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def test_zeroreserve(node_factory, bitcoind):
"""Ensure we can set the reserves.
3 nodes:
- l1 enforces zeroreserve
- l2 enforces default reserve
- l3 enforces sub-dust reserves
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroreserve.py"
opts = [
{
'plugin': str(plugin_path),
'reserve': '0sat',
'dev-allowdustreserve': True,
},
{
'dev-allowdustreserve': True,
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},
{
'plugin': str(plugin_path),
'reserve': '123sat',
'dev-allowdustreserve': True,
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}
]
l1, l2, l3 = node_factory.get_nodes(3, opts=opts)
l1.fundwallet(10**7)
l2.fundwallet(10**7)
l3.fundwallet(10**7)
l1.connect(l2)
l2.connect(l3)
l3.connect(l1)
l1.rpc.fundchannel(l2.info['id'], 10**6, reserve='0sat')
l2.rpc.fundchannel(l3.info['id'], 10**6)
l3.rpc.fundchannel(l1.info['id'], 10**6, reserve='321sat')
bitcoind.generate_block(1, wait_for_mempool=3)
wait_for(lambda: l1.channel_state(l2) == 'CHANNELD_NORMAL')
wait_for(lambda: l2.channel_state(l3) == 'CHANNELD_NORMAL')
wait_for(lambda: l3.channel_state(l1) == 'CHANNELD_NORMAL')
# Now make sure we all agree on each others reserves
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l1c1 = l1.rpc.listpeerchannels(l2.info['id'])['channels'][0]
l2c1 = l2.rpc.listpeerchannels(l1.info['id'])['channels'][0]
l2c2 = l2.rpc.listpeerchannels(l3.info['id'])['channels'][0]
l3c2 = l3.rpc.listpeerchannels(l2.info['id'])['channels'][0]
l3c3 = l3.rpc.listpeerchannels(l1.info['id'])['channels'][0]
l1c3 = l1.rpc.listpeerchannels(l3.info['id'])['channels'][0]
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# l1 imposed a 0sat reserve on l2, while l2 imposed the default 1% reserve on l1
assert l1c1['their_reserve_msat'] == l2c1['our_reserve_msat'] == Millisatoshi('0sat')
assert l1c1['our_reserve_msat'] == l2c1['their_reserve_msat'] == Millisatoshi('10000sat')
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# l2 imposed the default 1% on l3, while l3 imposed a custom 123sat fee on l2
assert l2c2['their_reserve_msat'] == l3c2['our_reserve_msat'] == Millisatoshi('10000sat')
assert l2c2['our_reserve_msat'] == l3c2['their_reserve_msat'] == Millisatoshi('123sat')
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# l3 imposed a custom 321sat fee on l1, while l1 imposed a custom 0sat fee on l3
assert l3c3['their_reserve_msat'] == l1c3['our_reserve_msat'] == Millisatoshi('321sat')
assert l3c3['our_reserve_msat'] == l1c3['their_reserve_msat'] == Millisatoshi('0sat')
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# Now do some drain tests on c1, as that should be drainable
# completely by l2 being the fundee
l1.rpc.keysend(l2.info['id'], 10 * 7) # Something above dust for sure
l2.drain(l1)
# Remember that this is the reserve l1 imposed on l2, so l2 can drain completely
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l2c1 = l2.rpc.listpeerchannels(l1.info['id'])['channels'][0]
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# And despite us briefly being above dust (with a to_us output),
# closing should result in the output being trimmed again since we
# dropped below dust again.
c = l2.rpc.close(l1.info['id'])
decoded = bitcoind.rpc.decoderawtransaction(c['tx'])
# Elements has a change output always
assert len(decoded['vout']) == 1 if TEST_NETWORK == 'regtest' else 2
def test_zeroreserve_mixed(node_factory, bitcoind):
"""l1 runs with zeroreserve, l2 and l3 without, should still work
Basically tests that l1 doesn't get upset when l2 allows us to
drop below dust.
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroreserve.py"
opts = [
{
'plugin': str(plugin_path),
'reserve': '0sat',
'dev-allowdustreserve': True,
}, {
'dev-allowdustreserve': False,
}, {
'dev-allowdustreserve': False,
}
]
l1, l2, l3 = node_factory.get_nodes(3, opts=opts)
l1.fundwallet(10**7)
l3.fundwallet(10**7)
l1.connect(l2)
l3.connect(l1)
l1.rpc.fundchannel(l2.info['id'], 10**6, reserve='0sat')
l3.rpc.fundchannel(l1.info['id'], 10**6)
def test_zeroreserve_alldust(node_factory):
"""If we allow dust reserves we need larger fundings
This is because we might have up to
allhtlcs = (local.max_concurrent_htlcs + remote.max_concurrent_htlcs)
alldust = allhlcs * min(local.dust, remote.dust)
allocated to HTLCs in flight, reducing both direct outputs to
dust. This could leave us with no outs on the commitment, is
therefore invalid.
Parameters are as follows:
- Regtest:
- max_concurrent_htlcs = 483
- dust = 546sat
- minfunding = (483 * 2 + 2) * 546sat = 528528sat
- Mainnet:
- max_concurrent_htlcs = 30
- dust = 546sat
- minfunding = (30 * 2 + 2) * 546sat = 33852s
"""
plugin_path = Path(__file__).parent / "plugins" / "zeroreserve.py"
l1, l2 = node_factory.get_nodes(2, opts=[{
'plugin': plugin_path,
'reserve': '0sat',
'dev-allowdustreserve': True
}] * 2)
maxhtlc = 483
mindust = 546
minfunding = (maxhtlc * 2 + 2) * mindust
l1.fundwallet(10**6)
error = (f'channel funding {minfunding}sat too small for chosen parameters: '
f'a total of {maxhtlc * 2} HTLCs with dust value {mindust}sat would '
f'result in a commitment_transaction without outputs')
# This is right on the edge, and should fail
with pytest.raises(RpcError, match=error):
l1.connect(l2)
l1.rpc.fundchannel(l2.info['id'], minfunding)
# Now try with just a bit more
l1.connect(l2)
l1.rpc.fundchannel(l2.info['id'], minfunding + 1)
def test_coinbase_unspendable(node_factory, bitcoind):
""" A node should not be able to spend a coinbase output
before it's mature """
[l1] = node_factory.get_nodes(1)
addr = l1.rpc.newaddr()["bech32"]
bitcoind.rpc.generatetoaddress(1, addr)
addr2 = l1.rpc.newaddr()["bech32"]
# Wait til money in wallet
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 1)
out = only_one(l1.rpc.listfunds()['outputs'])
assert out['status'] == 'immature'
with pytest.raises(RpcError, match='Could not afford all using all 0 available UTXOs'):
l1.rpc.withdraw(addr2, "all")
# Nothing sent to the mempool!
assert len(bitcoind.rpc.getrawmempool()) == 0
# Mine 98 blocks
bitcoind.rpc.generatetoaddress(98, l1.rpc.newaddr()['bech32'])
assert len([out for out in l1.rpc.listfunds()['outputs'] if out['status'] == 'confirmed']) == 0
with pytest.raises(RpcError, match='Could not afford all using all 0 available UTXOs'):
l1.rpc.withdraw(addr2, "all")
# One more and the first coinbase unlocks
bitcoind.rpc.generatetoaddress(1, l1.rpc.newaddr()['bech32'])
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 100)
assert len([out for out in l1.rpc.listfunds()['outputs'] if out['status'] == 'confirmed']) == 1
l1.rpc.withdraw(addr2, "all")
# One tx in the mempool now!
assert len(bitcoind.rpc.getrawmempool()) == 1
# Mine one block, assert one more is spendable
bitcoind.rpc.generatetoaddress(1, l1.rpc.newaddr()['bech32'])
assert len([out for out in l1.rpc.listfunds()['outputs'] if out['status'] == 'confirmed']) == 1
@pytest.mark.openchannel('v2')
def test_openchannel_no_confirmed_inputs_opener(node_factory, bitcoind):
""" If the opener flags 'require-confirmed-inputs' for an open,
and accepter sends unconfirmed inputs check that the
accepter aborts the open """
l1_opts = {'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'may_reconnect': True, 'funder-lease-requests-only': False,
'allow_warning': True}
l2_opts = l1_opts.copy()
l1_opts['require-confirmed-inputs'] = True
l1, l2 = node_factory.get_nodes(2, opts=[l1_opts, l2_opts])
assert l1.rpc.listconfigs()['configs']['require-confirmed-inputs']['value_bool'] is True
amount = 500000
l1.fundwallet(20000000)
l2.fundwallet(20000000)
utxo_lookups = set()
def _no_utxo_response(r):
utxo_lookups.add(tuple(r['params']))
return {'id': r['id'], 'result': None}
# We mock l1 out such that it thinks no inputs are confirmed
l1.daemon.rpcproxy.mock_rpc('gettxout', _no_utxo_response)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# l1 should return an error + abort the open as it thinks it's
# sending unconfirmed inputs to a peer that's requested only
# confirmed inputs
with pytest.raises(RpcError, match=r'Input .* is not confirmed'):
l1.rpc.fundchannel(l2.info['id'], amount)
assert l1.daemon.is_in_log('validating psbt for role: accepter')
# Verify that the looked up utxo is l2's
# Build a set of outpoints for node (l2)
outs = {(out['txid'], out['output']) for out in l2.rpc.listfunds()['outputs']}
# Confirm that seen utxo lookups are a subset of l2's outpoints
assert utxo_lookups <= outs
@pytest.mark.openchannel('v2')
def test_openchannel_no_unconfirmed_inputs_accepter(node_factory, bitcoind):
""" If the accepter flags 'require-confirmed-inputs' for an open,
and opener send unconfirmed inputs check that the
accepter aborts the open """
l1_opts = {'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'may_reconnect': True, 'funder-lease-requests-only': False,
'allow_warning': True}
l2_opts = l1_opts.copy()
l2_opts['require-confirmed-inputs'] = True
l1, l2 = node_factory.get_nodes(2, opts=[l1_opts, l2_opts])
assert l2.rpc.listconfigs()['configs']['require-confirmed-inputs']['value_bool'] is True
amount = 500000
l1.fundwallet(20000000)
l1.fundwallet(20000000)
l2.fundwallet(20000000)
utxo_lookups = set()
def _verify_utxos(n, lookedup):
# Build a set of outpoints for node (l2)
outs = {(out['txid'], out['output']) for out in n.rpc.listfunds()['outputs']}
# Confirm that seen utxo lookups are a subset of l2's outpoints
assert lookedup <= outs
lookedup.clear()
def _no_utxo_response(r):
utxo_lookups.add(tuple(r['params']))
# Check that the utxo belongs to l2
return {'id': r['id'], 'result': None}
l1.daemon.rpcproxy.mock_rpc('gettxout', _no_utxo_response)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# l1 should return an error + abort the open as it thinks it's
# sending unconfirmed inputs to a peer that's requested only
# confirmed inputs
with pytest.raises(RpcError, match=r'Input .* is not confirmed'):
l1.rpc.fundchannel(l2.info['id'], amount)
_verify_utxos(l1, utxo_lookups)
l1.daemon.rpcproxy.mock_rpc('gettxout', None)
l2.daemon.rpcproxy.mock_rpc('gettxout', _no_utxo_response)
# l2 should return an error + abort the open
with pytest.raises(RpcError, match=r'Input .* is not confirmed'):
l1.rpc.fundchannel(l2.info['id'], amount)
_verify_utxos(l1, utxo_lookups)
# Let's negotiate the open, remove option from l2, and then RBF
# Turn the txout unconfirmed off, so we can open a channel
l2.daemon.rpcproxy.mock_rpc('gettxout', None)
res = l1.rpc.fundchannel(l2.info['id'], amount)
l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
l2.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
# Remove option from l2
l2.stop()
del l2.daemon.opts['require-confirmed-inputs']
l2.start()
assert l2.rpc.listconfigs()['configs']['require-confirmed-inputs']['value_bool'] is False
# Turn the mock back on so we pretend everything l1 sends is unconf
l2.daemon.rpcproxy.mock_rpc('gettxout', _no_utxo_response)
# Prep for RBF
startweight = 42 + 172 # base weight, funding output
next_feerate = find_next_feerate(l1, l2)
psbt = l1.rpc.fundpsbt(amount, next_feerate, startweight,
min_witness_weight=110,
excess_as_change=True)['psbt']
# Attempt bump, fail. L2 should remember required-confirmed-inputs
# from original channel negotiation, despite node-wide setting
# being flagged off
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
bump = l1.rpc.openchannel_bump(res['channel_id'], amount, psbt)
with pytest.raises(RpcError, match=r'Input .* is not confirmed'):
l1.rpc.openchannel_update(res['channel_id'], bump['psbt'])
_verify_utxos(l1, utxo_lookups)
@unittest.skip("anchors not available")
@pytest.mark.openchannel('v2')
def test_no_anchor_liquidity_ads(node_factory, bitcoind):
""" Liquidity ads requires anchors, which are no longer a
requirement for dual-funded channels. """
l2_opts = {'funder-policy': 'match', 'funder-policy-mod': 100,
'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
'may_reconnect': True, 'funder-lease-requests-only': False}
l1_opts = l2_opts.copy()
l1_opts['experimental-anchors'] = None
l1, l2 = node_factory.get_nodes(2, opts=[l1_opts, l2_opts])
feerate = 2000
amount = 10**6
l1.fundwallet(10**8)
l2.fundwallet(10**8)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError, match=r'liquidity ads not supported, no anchors.'):
l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
feerate='{}perkw'.format(feerate),
compact_lease='029a002d000000004b2003e8')
# But you can make it work without the liquidity ad request
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.rpc.fundchannel(l2.info['id'], amount,
feerate='{}perkw'.format(feerate))
# Confirm that we used the DUAL_FUND flow
chan = only_one(only_one(l1.rpc.listpeers()['peers'])['channels'])
assert chan['state'] == 'DUALOPEND_AWAITING_LOCKIN'
assert chan['funding']['local_funds_msat'] == chan['funding']['remote_funds_msat']
assert 'option_anchor_outputs' not in chan['features']
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd has different feerates')
@pytest.mark.parametrize("anchors", [False, True])
def test_commitment_feerate(bitcoind, node_factory, anchors):
opts = {}
if anchors:
opts['experimental-anchors'] = None
l1, l2 = node_factory.get_nodes(2, opts=opts)
opening_feerate = 2000
if anchors:
# anchors use lowball fees
commitment_feerate = 3750
else:
commitment_feerate = opening_feerate
l1.fundwallet(10**8)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.rpc.fundchannel(l2.info['id'], 10**6,
feerate=f'{opening_feerate}perkw')
wait_for(lambda: bitcoind.rpc.getrawmempool() != [])
tx = only_one([t for t in bitcoind.rpc.getrawmempool(True).values()])
feerate_perkw = int(tx['fees']['base'] * 100_000_000) / (tx['weight'] / 1000)
assert opening_feerate - 10 < feerate_perkw < opening_feerate + 10
bitcoind.generate_block(1)
l2.stop()
l1.rpc.close(l2.info['id'], unilateraltimeout=1)
# feerate for this will be the same
wait_for(lambda: bitcoind.rpc.getrawmempool() != [])
tx = only_one([t for t in bitcoind.rpc.getrawmempool(True).values()])
fee = int(tx['fees']['base'] * 100_000_000)
# Weight is idealized worst case, and we don't meet it!
if anchors:
# 200 is the approximate cost estimate used for anchor outputs.
assert tx['weight'] < 1124 - 200
else:
assert tx['weight'] < 724
if anchors:
# We pay for two anchors, but only produce one.
fee -= 330
weight = 1124
else:
weight = 724
feerate_perkw = fee / (weight / 1000)
assert commitment_feerate - 10 < feerate_perkw < commitment_feerate + 10
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd has different tx costs')
def test_anchor_min_emergency(bitcoind, node_factory):
l1, l2 = node_factory.line_graph(2, opts={'experimental-anchors': None},
fundchannel=False)
addr = l1.rpc.newaddr()['bech32']
bitcoind.rpc.sendtoaddress(addr, 5000000 / 10**8)
bitcoind.generate_block(1, wait_for_mempool=1)
wait_for(lambda: l1.rpc.listfunds()['outputs'] != [])
# Cost of tx itself is 3637.
with pytest.raises(RpcError, match=r'We would not have enough left for min-emergency-msat 25000sat'):
l1.rpc.fundchannel(l2.info['id'], f'{5000000 - 3637}sat')
l1.rpc.fundchannel(l2.info['id'], 'all')
bitcoind.generate_block(1, wait_for_mempool=1)
# Wait for l1 to see that spend.
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 1)
# Default is 25000 sats.
assert only_one(l1.rpc.listfunds()['outputs'])['amount_msat'] == Millisatoshi('25000sat')
# And we can't spend it, either!
addr2 = l2.rpc.newaddr()['bech32']
with pytest.raises(RpcError, match=r'We would not have enough left for min-emergency-msat 25000sat'):
l1.rpc.withdraw(addr2, '500sat')
with pytest.raises(RpcError, match=r'We would not have enough left for min-emergency-msat 25000sat'):
l1.rpc.withdraw(addr2, 'all')
# Make sure channeld tells gossipd about channel before we close, otherwise
# we get spurious "bad gossip" complaints if l2 sends channel_updates.
l1.daemon.wait_for_log("received private channel announcement from channeld")
# Even with onchain anchor channel, it still keeps reserve (just in case!).
l1.rpc.close(l2.info['id'])
bitcoind.generate_block(1, wait_for_mempool=1)
sync_blockheight(bitcoind, [l1])
# This workse, but will leave the emergency funds as change.
l1.rpc.withdraw(addr2, 'all')
bitcoind.generate_block(1, wait_for_mempool=1)
sync_blockheight(bitcoind, [l1])
wait_for(lambda: [(o['amount_msat'], o['status']) for o in l1.rpc.listfunds()['outputs']] == [(Millisatoshi('25000sat'), 'confirmed')])
# Can't spend it!
with pytest.raises(RpcError, match=r'We would not have enough left for min-emergency-msat 25000sat'):
l1.rpc.withdraw(addr2, 'all')
# Once it's totally forgotten, we can spend that!
bitcoind.generate_block(99)
wait_for(lambda: l1.rpc.listpeerchannels()['channels'] == [])
# And it's *all* gone!
l1.rpc.withdraw(addr2, 'all')
bitcoind.generate_block(1, wait_for_mempool=1)
wait_for(lambda: l1.rpc.listfunds()['outputs'] == [])
def test_fundchannel_utxo_too_small(bitcoind, node_factory):
l1, l2 = node_factory.get_nodes(2)
# Add 1 600 sat UTXO to a fresh node
bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], 0.00000600)
bitcoind.generate_block(1, wait_for_mempool=1)
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 1)
# a higher fee rate, making the 600 sat UTXO uneconomical:
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
with pytest.raises(RpcError, match=r'Could not afford 100000sat using all 0 available UTXOs'):
l1.rpc.fundchannel(l2.info['id'], 100000, 10000)