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https://github.com/ElementsProject/lightning.git
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95ec897ac0
Fixes #5271 In-Collaboration-With: Base58 'n Coding Seminar Participants Changelog-Changed: `fundchannel` now errors if you try to buy a liquidity ad but dont' have `experimental-dual-fund` enabled
1413 lines
57 KiB
Python
1413 lines
57 KiB
Python
from fixtures import * # noqa: F401,F403
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from fixtures import TEST_NETWORK
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from pyln.client import RpcError, Millisatoshi
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from utils import (
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only_one, wait_for, sync_blockheight, first_channel_id, calc_lease_fee
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)
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from pathlib import Path
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from pprint import pprint
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import pytest
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import re
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import unittest
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def find_next_feerate(node, peer):
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chan = only_one(only_one(node.rpc.listpeers(peer.info['id'])['peers'])['channels'])
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return chan['next_feerate']
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.openchannel('v2')
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@pytest.mark.developer("requres 'dev-queryrates'")
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def test_queryrates(node_factory, bitcoind):
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l1, l2 = node_factory.get_nodes(2)
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amount = 10 ** 6
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l1.fundwallet(amount * 10)
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l2.fundwallet(amount * 10)
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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with pytest.raises(RpcError, match=r'not advertising liquidity'):
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l1.rpc.dev_queryrates(l2.info['id'], amount, amount * 10)
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l2.rpc.call('funderupdate', {'policy': 'match',
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'policy_mod': 100,
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'per_channel_max_msat': '1btc',
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'fuzz_percent': 0,
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'lease_fee_base_msat': '2sat',
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'funding_weight': 1000,
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'lease_fee_basis': 140,
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'channel_fee_max_base_msat': '3sat',
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'channel_fee_max_proportional_thousandths': 101})
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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result = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
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assert result['our_funding_msat'] == Millisatoshi(amount * 1000)
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assert result['their_funding_msat'] == Millisatoshi(amount * 1000)
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assert result['funding_weight'] == 1000
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assert result['lease_fee_base_msat'] == Millisatoshi(2000)
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assert result['lease_fee_basis'] == 140
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assert result['channel_fee_max_base_msat'] == Millisatoshi(3000)
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assert result['channel_fee_max_proportional_thousandths'] == 101
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.developer("uses dev-disconnect")
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@pytest.mark.openchannel('v1') # Mixed v1 + v2, v2 manually turned on
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def test_multifunding_v2_best_effort(node_factory, bitcoind):
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'''
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Check that best_effort flag works.
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'''
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disconnects = ["-WIRE_INIT",
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"-WIRE_ACCEPT_CHANNEL",
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"-WIRE_FUNDING_SIGNED"]
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l1 = node_factory.get_node(options={'experimental-dual-fund': None},
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allow_warning=True,
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may_reconnect=True)
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l2 = node_factory.get_node(options={'experimental-dual-fund': None},
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allow_warning=True,
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may_reconnect=True)
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l3 = node_factory.get_node(disconnect=disconnects)
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l4 = node_factory.get_node()
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l1.fundwallet(2000000)
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destinations = [{"id": '{}@localhost:{}'.format(l2.info['id'], l2.port),
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"amount": 50000},
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{"id": '{}@localhost:{}'.format(l3.info['id'], l3.port),
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"amount": 50000},
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{"id": '{}@localhost:{}'.format(l4.info['id'], l4.port),
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"amount": 50000}]
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for i, d in enumerate(disconnects):
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failed_sign = d == "-WIRE_FUNDING_SIGNED"
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# Should succeed due to best-effort flag.
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min_channels = 1 if failed_sign else 2
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l1.rpc.multifundchannel(destinations, minchannels=min_channels)
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bitcoind.generate_block(6, wait_for_mempool=1)
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# l3 should fail to have channels; l2 also fails on last attempt
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node_list = [l1, l4] if failed_sign else [l1, l2, l4]
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for node in node_list:
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node.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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# There should be working channels to l2 and l4 for every run
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# but the last
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working_chans = [l4] if failed_sign else [l2, l4]
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for ldest in working_chans:
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inv = ldest.rpc.invoice(5000, 'i{}'.format(i), 'i{}'.format(i))['bolt11']
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l1.rpc.pay(inv)
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# Function to find the SCID of the channel that is
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# currently open.
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# Cannot use LightningNode.get_channel_scid since
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# it assumes the *first* channel found is the one
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# wanted, but in our case we close channels and
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# open again, so multiple channels may remain
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# listed.
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def get_funded_channel_scid(n1, n2):
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peers = n1.rpc.listpeers(n2.info['id'])['peers']
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assert len(peers) == 1
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peer = peers[0]
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channels = peer['channels']
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assert channels
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for c in channels:
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state = c['state']
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if state in ('DUALOPEND_AWAITING_LOCKIN', 'CHANNELD_AWAITING_LOCKIN', 'CHANNELD_NORMAL'):
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return c['short_channel_id']
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assert False
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# Now close channels to l2 and l4, for the next run.
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if not failed_sign:
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l1.rpc.close(get_funded_channel_scid(l1, l2))
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l1.rpc.close(get_funded_channel_scid(l1, l4))
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for node in node_list:
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node.daemon.wait_for_log(r'to CLOSINGD_COMPLETE')
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# With 2 down, it will fail to fund channel
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l2.stop()
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l3.stop()
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with pytest.raises(RpcError, match=r'(Connection refused|Bad file descriptor)'):
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l1.rpc.multifundchannel(destinations, minchannels=2)
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# This works though.
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l1.rpc.multifundchannel(destinations, minchannels=1)
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.developer("uses dev-disconnect")
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@pytest.mark.openchannel('v2')
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def test_v2_open_sigs_restart(node_factory, bitcoind):
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disconnects_1 = ['-WIRE_TX_SIGNATURES']
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disconnects_2 = ['+WIRE_TX_SIGNATURES']
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l1, l2 = node_factory.get_nodes(2,
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opts=[{'disconnect': disconnects_1,
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'may_reconnect': True},
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{'disconnect': disconnects_2,
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'may_reconnect': True}])
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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amount = 2**24
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chan_amount = 100000
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bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
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bitcoind.generate_block(1)
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# Wait for it to arrive.
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wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
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# Fund the channel, should appear to finish ok even though the
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# peer fails
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with pytest.raises(RpcError):
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l1.rpc.fundchannel(l2.info['id'], chan_amount)
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chan_id = first_channel_id(l1, l2)
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log = l1.daemon.is_in_log('{} psbt'.format(chan_id))
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assert log
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psbt = re.search("psbt (.*)", log).group(1)
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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l1.daemon.wait_for_log('Peer has reconnected, state DUALOPEND_OPEN_INIT')
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with pytest.raises(RpcError):
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l1.rpc.openchannel_signed(chan_id, psbt)
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l2.daemon.wait_for_log('Broadcasting funding tx')
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txid = l2.rpc.listpeers(l1.info['id'])['peers'][0]['channels'][0]['funding_txid']
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bitcoind.generate_block(6, wait_for_mempool=txid)
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# Make sure we're ok.
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l1.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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l2.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.developer("uses dev-disconnect")
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@pytest.mark.openchannel('v2')
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def test_v2_open_sigs_restart_while_dead(node_factory, bitcoind):
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# Same thing as above, except the transaction mines
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# while we're asleep
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disconnects_1 = ['-WIRE_TX_SIGNATURES']
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disconnects_2 = ['+WIRE_TX_SIGNATURES']
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l1, l2 = node_factory.get_nodes(2,
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opts=[{'disconnect': disconnects_1,
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'may_reconnect': True,
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'may_fail': True},
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{'disconnect': disconnects_2,
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'may_reconnect': True,
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'may_fail': True}])
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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amount = 2**24
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chan_amount = 100000
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bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
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bitcoind.generate_block(1)
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# Wait for it to arrive.
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wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
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# Fund the channel, should appear to finish ok even though the
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# peer fails
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with pytest.raises(RpcError):
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l1.rpc.fundchannel(l2.info['id'], chan_amount)
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chan_id = first_channel_id(l1, l2)
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log = l1.daemon.is_in_log('{} psbt'.format(chan_id))
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assert log
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psbt = re.search("psbt (.*)", log).group(1)
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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l1.daemon.wait_for_log('Peer has reconnected, state DUALOPEND_OPEN_INIT')
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with pytest.raises(RpcError):
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l1.rpc.openchannel_signed(chan_id, psbt)
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l2.daemon.wait_for_log('Broadcasting funding tx')
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l2.daemon.wait_for_log('sendrawtx exit 0')
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l1.stop()
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l2.stop()
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bitcoind.generate_block(6)
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l1.restart()
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l2.restart()
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# Make sure we're ok.
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l2.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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l1.daemon.wait_for_log(r'to CHANNELD_NORMAL')
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.openchannel('v2')
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def test_v2_rbf_single(node_factory, bitcoind, chainparams):
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l1, l2 = node_factory.get_nodes(2, opts={'wumbo': None})
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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amount = 2**24
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chan_amount = 100000
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bitcoind.rpc.sendtoaddress(l1.rpc.newaddr()['bech32'], amount / 10**8 + 0.01)
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bitcoind.generate_block(1)
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# Wait for it to arrive.
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wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > 0)
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res = l1.rpc.fundchannel(l2.info['id'], chan_amount)
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chan_id = res['channel_id']
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vins = bitcoind.rpc.decoderawtransaction(res['tx'])['vin']
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assert(only_one(vins))
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prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['vout'])]
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# Check that we're waiting for lockin
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l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
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next_feerate = find_next_feerate(l1, l2)
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# Check that feerate info is correct
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info_1 = only_one(only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['channels'])
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assert info_1['initial_feerate'] == info_1['last_feerate']
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rate = int(info_1['last_feerate'][:-5])
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assert int(info_1['next_feerate'][:-5]) == rate * 65 // 64
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# Initiate an RBF
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startweight = 42 + 172 # base weight, funding output
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initpsbt = l1.rpc.utxopsbt(chan_amount, next_feerate, startweight,
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prev_utxos, reservedok=True,
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min_witness_weight=110,
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excess_as_change=True)
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# Do the bump
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bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'])
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update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
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assert update['commitments_secured']
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# Check that feerate info has incremented
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info_2 = only_one(only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['channels'])
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assert info_1['initial_feerate'] == info_2['initial_feerate']
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assert info_1['next_feerate'] == info_2['last_feerate']
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rate = int(info_2['last_feerate'][:-5])
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assert int(info_2['next_feerate'][:-5]) == rate * 65 // 64
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# Sign our inputs, and continue
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signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
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# Fails because we didn't put enough feerate in.
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with pytest.raises(RpcError, match=r'insufficient fee'):
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l1.rpc.openchannel_signed(chan_id, signed_psbt)
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# Do it again, with a higher feerate
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info_2 = only_one(only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['channels'])
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assert info_1['initial_feerate'] == info_2['initial_feerate']
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assert info_1['next_feerate'] == info_2['last_feerate']
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rate = int(info_2['last_feerate'][:-5])
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assert int(info_2['next_feerate'][:-5]) == rate * 65 // 64
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# We 4x the feerate to beat the min-relay fee
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next_rate = '{}perkw'.format(rate * 65 // 64 * 4)
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# Gotta unreserve the psbt and re-reserve with higher feerate
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l1.rpc.unreserveinputs(initpsbt['psbt'])
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initpsbt = l1.rpc.utxopsbt(chan_amount, next_rate, startweight,
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prev_utxos, reservedok=True,
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min_witness_weight=110,
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excess_as_change=True)
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# Do the bump+sign
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bump = l1.rpc.openchannel_bump(chan_id, chan_amount, initpsbt['psbt'],
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funding_feerate=next_rate)
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update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
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assert update['commitments_secured']
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signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
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l1.rpc.openchannel_signed(chan_id, signed_psbt)
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bitcoind.generate_block(1)
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sync_blockheight(bitcoind, [l1])
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l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
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# Check that feerate info is gone
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info_1 = only_one(only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['channels'])
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assert 'initial_feerate' not in info_1
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assert 'last_feerate' not in info_1
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assert 'next_feerate' not in info_1
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# Shut l2 down, force close the channel.
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l2.stop()
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resp = l1.rpc.close(l2.info['id'], unilateraltimeout=1)
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assert resp['type'] == 'unilateral'
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l1.daemon.wait_for_log(' to CHANNELD_SHUTTING_DOWN')
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l1.daemon.wait_for_log('sendrawtx exit 0')
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@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
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@pytest.mark.openchannel('v2')
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def test_v2_rbf_liquidity_ad(node_factory, bitcoind, chainparams):
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opts = {'funder-policy': 'match', 'funder-policy-mod': 100,
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'lease-fee-base-sat': '100sat', 'lease-fee-basis': 100,
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'may_reconnect': True}
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l1, l2 = node_factory.get_nodes(2, opts=opts)
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# what happens when we RBF?
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feerate = 2000
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amount = 500000
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l1.fundwallet(20000000)
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l2.fundwallet(20000000)
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# l1 leases a channel from l2
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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rates = l1.rpc.dev_queryrates(l2.info['id'], amount, amount)
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l1.daemon.wait_for_log('disconnect')
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l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
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chan_id = l1.rpc.fundchannel(l2.info['id'], amount, request_amt=amount,
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feerate='{}perkw'.format(feerate),
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compact_lease=rates['compact_lease'])['channel_id']
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vins = [x for x in l1.rpc.listfunds()['outputs'] if x['reserved']]
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assert only_one(vins)
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prev_utxos = ["{}:{}".format(vins[0]['txid'], vins[0]['output'])]
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# Check that we're waiting for lockin
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l1.daemon.wait_for_log(' to DUALOPEND_AWAITING_LOCKIN')
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est_fees = calc_lease_fee(amount, feerate, rates)
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# This should be the accepter's amount
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fundings = only_one(only_one(l1.rpc.listpeers()['peers'])['channels'])['funding']
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assert Millisatoshi(est_fees + amount * 1000) == Millisatoshi(fundings['remote_msat'])
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# rbf the lease with a higher amount
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rate = int(find_next_feerate(l1, l2)[:-5])
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# We 4x the feerate to beat the min-relay fee
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next_feerate = '{}perkw'.format(rate * 4)
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# Initiate an RBF
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startweight = 42 + 172 # base weight, funding output
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initpsbt = l1.rpc.utxopsbt(amount, next_feerate, startweight,
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prev_utxos, reservedok=True,
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min_witness_weight=110,
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excess_as_change=True)['psbt']
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# do the bump
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bump = l1.rpc.openchannel_bump(chan_id, amount, initpsbt,
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funding_feerate=next_feerate)
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update = l1.rpc.openchannel_update(chan_id, bump['psbt'])
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assert update['commitments_secured']
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# Sign our inputs, and continue
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signed_psbt = l1.rpc.signpsbt(update['psbt'])['signed_psbt']
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l1.rpc.openchannel_signed(chan_id, signed_psbt)
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# what happens when the channel opens?
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bitcoind.generate_block(6)
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l1.daemon.wait_for_log('to CHANNELD_NORMAL')
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# This should be the accepter's amount
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fundings = only_one(only_one(l1.rpc.listpeers()['peers'])['channels'])['funding']
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# FIXME: The lease goes away :(
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assert Millisatoshi(0) == Millisatoshi(fundings['remote_msat'])
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|
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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,
|
|
'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']
|
|
|
|
# Do the bump, again, same feerate
|
|
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
|
|
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.developer("uses dev-disconnect")
|
|
@pytest.mark.openchannel('v2')
|
|
def test_rbf_reconnect_init(node_factory, bitcoind, chainparams):
|
|
disconnects = ['-WIRE_INIT_RBF',
|
|
'+WIRE_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.developer("uses dev-disconnect")
|
|
@pytest.mark.openchannel('v2')
|
|
def test_rbf_reconnect_ack(node_factory, bitcoind, chainparams):
|
|
disconnects = ['-WIRE_ACK_RBF',
|
|
'+WIRE_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.developer("uses dev-disconnect")
|
|
@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,
|
|
'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)
|
|
|
|
# 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'])
|
|
assert l1.rpc.getpeer(l2.info['id']) is not None
|
|
|
|
# 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'])
|
|
|
|
# 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.developer("uses dev-disconnect")
|
|
@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,
|
|
'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
|
|
l1_funding_txid = only_one(only_one(l1.rpc.listpeers()['peers'])['channels'])['funding_txid']
|
|
l2_funding_txid = only_one(only_one(l2.rpc.listpeers()['peers'])['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'])
|
|
|
|
|
|
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
|
|
@pytest.mark.openchannel('v2')
|
|
@pytest.mark.developer("uses dev-sign-last-tx")
|
|
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')
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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)
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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)
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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')
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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)
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['channels'])['inflight']
|
|
assert inflights[-1]['funding_txid'] not in bitcoind.rpc.getrawmempool()
|
|
|
|
cmtmt_txid = only_one(only_one(l1.rpc.listpeers()['peers'])['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')
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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
|
|
inflights = only_one(only_one(l1.rpc.listpeers()['peers'])['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')
|
|
|
|
channel = only_one(only_one(l1.rpc.listpeers()['peers'])['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')
|
|
|
|
|
|
@unittest.skipIf(TEST_NETWORK != 'regtest', 'elementsd doesnt yet support PSBT features we need')
|
|
@pytest.mark.openchannel('v2')
|
|
def test_funder_options(node_factory, bitcoind):
|
|
l1, l2, l3 = node_factory.get_nodes(3)
|
|
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
|
|
assert funder_opts['fund_probability'] == 100
|
|
assert funder_opts['leases_only']
|
|
|
|
# l2 funds a chanenl with us. We don't contribute
|
|
l2.rpc.connect(l1.info['id'], 'localhost', l1.port)
|
|
l2.fundchannel(l1, 10**6)
|
|
chan_info = only_one(only_one(l2.rpc.listpeers(l1.info['id'])['peers'])['channels'])
|
|
# l1 contributed nothing
|
|
assert chan_info['funding']['remote_msat'] == Millisatoshi('0msat')
|
|
assert chan_info['funding']['local_msat'] != Millisatoshi('0msat')
|
|
|
|
# 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',
|
|
'fund_probability': 99,
|
|
'fuzz_percent': 0,
|
|
'leases_only': False})
|
|
|
|
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')
|
|
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)
|
|
chan_info = only_one(only_one(l3.rpc.listpeers(l1.info['id'])['peers'])['channels'])
|
|
# l1 contributed all its funds!
|
|
assert chan_info['funding']['remote_msat'] == Millisatoshi('9994255000msat')
|
|
assert chan_info['funding']['local_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 7 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 139020sat')
|
|
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` .* 7 inputs')
|
|
|
|
|
|
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_FUNDING_LOCKED')
|
|
# l1 should not be sending funding_locked/channel_ready yet, it is
|
|
# configured to wait for 6 confirmations.
|
|
assert not l1.daemon.is_in_log(r'peer_out WIRE_FUNDING_LOCKED')
|
|
|
|
bitcoind.generate_block(4) # Confirm on the l2 side.
|
|
l1.daemon.wait_for_log(r'peer_out WIRE_FUNDING_LOCKED')
|
|
|
|
wait_for(lambda: l1.rpc.listpeers()['peers'][0]['channels'][0]['state'] == "CHANNELD_NORMAL")
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'][0]['channels'][0]['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_FUNDING_LOCKED',
|
|
r'Peer told us that they\'ll use alias=[0-9x]+ for this channel',
|
|
])
|
|
l2.daemon.wait_for_logs([
|
|
r'peer_in WIRE_FUNDING_LOCKED',
|
|
r'Peer told us that they\'ll use alias=[0-9x]+ for this channel',
|
|
])
|
|
|
|
wait_for(lambda: l1.rpc.listpeers()['peers'][0]['channels'][0]['state'] == 'CHANNELD_NORMAL')
|
|
wait_for(lambda: l2.rpc.listpeers()['peers'][0]['channels'][0]['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
|
|
l1alias = l1.rpc.listpeers()['peers'][0]['channels'][0]['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):
|
|
"""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"
|
|
|
|
l1, l2, l3 = node_factory.get_nodes(3, opts=[
|
|
{},
|
|
{
|
|
'plugin': str(plugin_path),
|
|
'zeroconf-allow': '0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518'
|
|
},
|
|
{}
|
|
])
|
|
l1.fundwallet(10**6)
|
|
l1.connect(l2)
|
|
l1.rpc.fundchannel(l2.info['id'], 'all', mindepth=0)
|
|
|
|
# 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')
|
|
|
|
l1chan = l1.rpc.listpeers()['peers'][0]['channels'][0]
|
|
l2chan = l2.rpc.listpeers()['peers'][0]['channels'][0]
|
|
|
|
# We have no confirmation yet, so no `short_channel_id`
|
|
assert('short_channel_id' not in l1chan)
|
|
assert('short_channel_id' not in l2chan)
|
|
|
|
# Now add 1 confirmation, we should get a `short_channel_id`
|
|
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')
|
|
|
|
l1chan = l1.rpc.listpeers()['peers'][0]['channels'][0]
|
|
l2chan = l2.rpc.listpeers()['peers'][0]['channels'][0]
|
|
assert('short_channel_id' in l1chan)
|
|
assert('short_channel_id' in l2chan)
|
|
|
|
# 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)
|
|
|
|
|
|
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'] != [])
|
|
|
|
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)
|
|
|
|
|
|
@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')
|