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from bitcoin.rpc import RawProxy
from decimal import Decimal
from fixtures import * # noqa: F401,F403
from fixtures import LightningNode, TEST_NETWORK
from flaky import flaky # noqa: F401
from pyln.client import RpcError
from threading import Event
from pyln.testing.utils import (
DEVELOPER, TIMEOUT, VALGRIND, DEPRECATED_APIS, sync_blockheight, only_one,
wait_for, TailableProc, env
)
from utils import (
check_coin_moves, account_balance
)
from ephemeral_port_reserve import reserve
from utils import EXPERIMENTAL_FEATURES
import json
import os
import pytest
import re
import shutil
import signal
import socket
import subprocess
import time
import unittest
@unittest.skipIf(not DEVELOPER, "needs --dev-disconnect")
def test_stop_pending_fundchannel(node_factory, executor):
"""Stop the daemon while waiting for an accept_channel
This used to crash the node, since we were calling unreserve_utxo while
freeing the daemon, but that needs a DB transaction to be open.
"""
l1, l2 = node_factory.get_nodes(2)
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# We want l2 to stop replying altogether, not disconnect
os.kill(l2.daemon.proc.pid, signal.SIGSTOP)
# The fundchannel call will not terminate so run it in a future
executor.submit(l1.fundchannel, l2, 10**6)
l1.daemon.wait_for_log('peer_out WIRE_OPEN_CHANNEL')
l1.rpc.stop()
# Now allow l2 a clean shutdown
os.kill(l2.daemon.proc.pid, signal.SIGCONT)
l2.rpc.stop()
def test_names(node_factory):
# Note:
# private keys:
# l1: 41bfd2660762506c9933ade59f1debf7e6495b10c14a92dbcd2d623da2507d3d01,
# l2: c4a813f81ffdca1da6864db81795ad2d320add274452cafa1fb2ac2d07d062bd01
# l3: dae24b3853e1443a176daba5544ee04f7db33ebe38e70bdfdb1da34e89512c1001
configs = [
('0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518', 'JUNIORBEAM', '0266e4'),
('022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59', 'SILENTARTIST', '022d22'),
('035d2b1192dfba134e10e540875d366ebc8bc353d5aa766b80c090b39c3a5d885d', 'HOPPINGFIRE', '035d2b'),
('0382ce59ebf18be7d84677c2e35f23294b9992ceca95491fcf8a56c6cb2d9de199', 'JUNIORFELONY', '0382ce'),
('032cf15d1ad9c4a08d26eab1918f732d8ef8fdc6abb9640bf3db174372c491304e', 'SOMBERFIRE', '032cf1'),
('0265b6ab5ec860cd257865d61ef0bbf5b3339c36cbda8b26b74e7f1dca490b6518', 'LOUDPHOTO', '0265b6')
]
nodes = node_factory.get_nodes(len(configs))
for n, (key, alias, color) in zip(nodes, configs):
assert n.daemon.is_in_log(r'public key {}, alias {}.* \(color #{}\)'
.format(key, alias, color))
@unittest.skipIf(os.getenv('TEST_DB_PROVIDER', 'sqlite3') != 'sqlite3', "This migration is based on a sqlite3 snapshot")
def test_db_upgrade(node_factory):
l1 = node_factory.get_node()
l1.stop()
version = subprocess.check_output(['lightningd/lightningd',
'--version']).decode('utf-8').splitlines()[0]
upgrades = l1.db_query("SELECT * from db_upgrades;")
assert len(upgrades) == 1
assert(upgrades[0]['upgrade_from'] == -1)
assert(upgrades[0]['lightning_version'] == version)
# Try resetting to earlier db state.
os.unlink(os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, "lightningd.sqlite3"))
l1.db_manip("CREATE TABLE version (version INTEGER);")
l1.db_manip("INSERT INTO version VALUES (1);")
l1.start()
upgrades = l1.db_query("SELECT * from db_upgrades;")
assert len(upgrades) == 1
assert(upgrades[0]['upgrade_from'] == 1)
assert(upgrades[0]['lightning_version'] == version)
def test_bitcoin_failure(node_factory, bitcoind):
l1 = node_factory.get_node()
# Make sure we're not failing it between getblockhash and getblock.
sync_blockheight(bitcoind, [l1])
def crash_bitcoincli(r):
return {'error': 'go away'}
# This is not a JSON-RPC response by purpose
l1.daemon.rpcproxy.mock_rpc('estimatesmartfee', crash_bitcoincli)
l1.daemon.rpcproxy.mock_rpc('getblockhash', crash_bitcoincli)
# This should cause both estimatefee and getblockhash fail
l1.daemon.wait_for_logs(['Unable to estimate .* fee',
'getblockhash .* exited with status 1'])
# And they should retry!
l1.daemon.wait_for_logs(['Unable to estimate .* fee',
'getblockhash .* exited with status 1'])
# Restore, then it should recover and get blockheight.
l1.daemon.rpcproxy.mock_rpc('estimatesmartfee', None)
l1.daemon.rpcproxy.mock_rpc('getblockhash', None)
bitcoind.generate_block(5)
sync_blockheight(bitcoind, [l1])
# We refuse to start if bitcoind is in `blocksonly`
l1.stop()
bitcoind.stop()
bitcoind.cmd_line += ["-blocksonly"]
bitcoind.start()
l2 = node_factory.get_node(start=False, expect_fail=True)
with pytest.raises(ValueError):
l2.start(stderr=subprocess.PIPE)
assert l2.daemon.is_in_stderr(r".*deactivating transaction relay is not"
" supported.") is not None
def test_bitcoin_ibd(node_factory, bitcoind):
"""Test that we recognize bitcoin in initial download mode"""
info = bitcoind.rpc.getblockchaininfo()
info['initialblockdownload'] = True
l1 = node_factory.get_node(start=False)
l1.daemon.rpcproxy.mock_rpc('getblockchaininfo', info)
l1.start(wait_for_bitcoind_sync=False)
# This happens before the Starting message start() waits for.
assert l1.daemon.is_in_log('Waiting for initial block download')
assert 'warning_bitcoind_sync' in l1.rpc.getinfo()
# "Finish" IDB.
l1.daemon.rpcproxy.mock_rpc('getblockchaininfo', None)
l1.daemon.wait_for_log('Bitcoin backend now synced')
assert 'warning_bitcoind_sync' not in l1.rpc.getinfo()
def test_lightningd_still_loading(node_factory, bitcoind, executor):
"""Test that we recognize we haven't got all blocks from bitcoind"""
mock_release = Event()
# This is slow enough that we're going to notice.
def mock_getblock(r):
conf_file = os.path.join(bitcoind.bitcoin_dir, 'bitcoin.conf')
brpc = RawProxy(btc_conf_file=conf_file)
if r['params'][0] == slow_blockid:
mock_release.wait(TIMEOUT)
return {
"result": brpc._call(r['method'], *r['params']),
"error": None,
"id": r['id']
}
# Start it, establish channel, get extra funds.
l1, l2, l3 = node_factory.get_nodes(3, opts=[{'may_reconnect': True,
'wait_for_bitcoind_sync': False},
{'may_reconnect': True,
'wait_for_bitcoind_sync': False},
{}])
node_factory.join_nodes([l1, l2])
# Balance l1<->l2 channel
l1.pay(l2, 10**9 // 2)
l1.stop()
# Now make sure l2 is behind.
bitcoind.generate_block(2)
# Make sure l2/l3 are synced
sync_blockheight(bitcoind, [l2, l3])
# Make it slow grabbing the final block.
slow_blockid = bitcoind.rpc.getblockhash(bitcoind.rpc.getblockcount())
l1.daemon.rpcproxy.mock_rpc('getblock', mock_getblock)
l1.start(wait_for_bitcoind_sync=False)
# It will warn about being out-of-sync.
assert 'warning_bitcoind_sync' not in l1.rpc.getinfo()
assert 'warning_lightningd_sync' in l1.rpc.getinfo()
# Make sure it's connected to l2 (otherwise we get TEMPORARY_CHANNEL_FAILURE)
wait_for(lambda: only_one(l1.rpc.listpeers(l2.info['id'])['peers'])['connected'])
# Payments will fail. FIXME: More informative msg?
with pytest.raises(RpcError, match=r'TEMPORARY_NODE_FAILURE'):
l1.pay(l2, 1000)
# Can't fund a new channel.
l1.rpc.connect(l3.info['id'], 'localhost', l3.port)
with pytest.raises(RpcError, match=r'304'):
if l1.config('experimental-dual-fund'):
psbt = l1.rpc.fundpsbt('10000sat', '253perkw', 250)['psbt']
l1.rpc.openchannel_init(l3.info['id'], '10000sat', psbt)
else:
l1.rpc.fundchannel_start(l3.info['id'], '10000sat')
# Attempting to fund an extremely large transaction should fail
# with a 'unsynced' error
with pytest.raises(RpcError, match=r'304'):
l1.rpc.txprepare([{l1.rpc.newaddr()['bech32']: '200000000sat'}])
# This will work, but will be delayed until synced.
fut = executor.submit(l2.pay, l1, 1000)
l1.daemon.wait_for_log("Deferring incoming commit until we sync")
# Release the mock.
mock_release.set()
fut.result()
assert 'warning_lightningd_sync' not in l1.rpc.getinfo()
# Now we get insufficient funds error
with pytest.raises(RpcError, match=r'301'):
l1.rpc.txprepare([{l1.rpc.newaddr()['bech32']: '200000000sat'}])
# This will now work normally.
l1.pay(l2, 1000)
def test_ping(node_factory):
l1, l2 = node_factory.line_graph(2, fundchannel=False)
def ping_tests(l1, l2):
# 0-byte pong gives just type + length field.
ret = l1.rpc.ping(l2.info['id'], 0, 0)
assert ret['totlen'] == 4
# 1000-byte ping, 0-byte pong.
ret = l1.rpc.ping(l2.info['id'], 1000, 0)
assert ret['totlen'] == 4
# 1000 byte pong.
ret = l1.rpc.ping(l2.info['id'], 1000, 1000)
assert ret['totlen'] == 1004
# Maximum length pong.
ret = l1.rpc.ping(l2.info['id'], 1000, 65531)
assert ret['totlen'] == 65535
# Overlength -> no reply.
for s in range(65532, 65536):
ret = l1.rpc.ping(l2.info['id'], 1000, s)
assert ret['totlen'] == 0
# 65535 - type(2 bytes) - num_pong_bytes(2 bytes) - byteslen(2 bytes)
# = 65529 max.
with pytest.raises(RpcError, match=r'oversize ping'):
l1.rpc.ping(l2.info['id'], 65530, 1)
# Test gossip pinging.
ping_tests(l1, l2)
if DEVELOPER:
l1.daemon.wait_for_log(r'Got pong 1000 bytes \({}\.\.\.\)'
.format(l2.info['version']), timeout=1)
l1.fundchannel(l2, 10**5)
# channeld pinging
ping_tests(l1, l2)
if DEVELOPER:
l1.daemon.wait_for_log(r'Got pong 1000 bytes \({}\.\.\.\)'
.format(l2.info['version']))
@unittest.skipIf(not DEVELOPER, "needs --dev-disconnect")
def test_htlc_sig_persistence(node_factory, bitcoind, executor):
"""Interrupt a payment between two peers, then fail and recover funds using the HTLC sig.
"""
# Feerates identical so we don't get gratuitous commit to update them
l1 = node_factory.get_node(options={'dev-no-reconnect': None},
feerates=(7500, 7500, 7500, 7500))
l2 = node_factory.get_node(disconnect=['+WIRE_COMMITMENT_SIGNED'])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.fundchannel(l2, 10**6)
f = executor.submit(l1.pay, l2, 31337000)
l1.daemon.wait_for_log(r'HTLC out 0 RCVD_ADD_ACK_COMMIT->SENT_ADD_ACK_REVOCATION')
l1.stop()
# `pay` call is lost
with pytest.raises(RpcError):
f.result()
# We should have the HTLC sig
assert(len(l1.db_query("SELECT * FROM htlc_sigs;")) == 1)
# This should reload the htlc_sig
l2.rpc.dev_fail(l1.info['id'])
# Make sure it broadcasts to chain.
l2.wait_for_channel_onchain(l1.info['id'])
l2.stop()
bitcoind.generate_block(1)
l1.start()
assert l1.daemon.is_in_log(r'Loaded 1 HTLC signatures from DB')
l1.daemon.wait_for_logs([
r'Peer permanent failure in CHANNELD_NORMAL: Funding transaction spent',
r'Propose handling THEIR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TO_US'
])
bitcoind.generate_block(5)
l1.daemon.wait_for_log("Broadcasting OUR_HTLC_TIMEOUT_TO_US")
time.sleep(3)
bitcoind.generate_block(1)
l1.daemon.wait_for_logs([
r'Owning output . (\d+)sat .SEGWIT. txid',
])
# We should now have a) the change from funding, b) the
# unilateral to us, and c) the HTLC respend to us
assert len(l1.rpc.listfunds()['outputs']) == 3
@unittest.skipIf(not DEVELOPER, "needs to deactivate shadow routing")
def test_htlc_out_timeout(node_factory, bitcoind, executor):
"""Test that we drop onchain if the peer doesn't time out HTLC"""
# HTLC 1->2, 1 fails after it's irrevocably committed, can't reconnect
disconnects = ['@WIRE_REVOKE_AND_ACK']
# Feerates identical so we don't get gratuitous commit to update them
l1 = node_factory.get_node(disconnect=disconnects,
options={'dev-no-reconnect': None},
feerates=(7500, 7500, 7500, 7500))
l2 = node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
chanid, _ = l1.fundchannel(l2, 10**6)
# Wait for route propagation.
l1.wait_channel_active(chanid)
amt = 200000000
inv = l2.rpc.invoice(amt, 'test_htlc_out_timeout', 'desc')['bolt11']
assert only_one(l2.rpc.listinvoices('test_htlc_out_timeout')['invoices'])['status'] == 'unpaid'
executor.submit(l1.rpc.dev_pay, inv, use_shadow=False)
# l1 will disconnect, and not reconnect.
l1.daemon.wait_for_log('dev_disconnect: @WIRE_REVOKE_AND_ACK')
# Takes 6 blocks to timeout (cltv-final + 1), but we also give grace period of 1 block.
# shadow route can add extra blocks!
status = only_one(l1.rpc.call('paystatus')['pay'])
if 'shadow' in status:
shadowlen = 6 * status['shadow'].count('Added 6 cltv delay for shadow')
else:
shadowlen = 0
bitcoind.generate_block(5 + 1 + shadowlen)
time.sleep(3)
assert not l1.daemon.is_in_log('hit deadline')
bitcoind.generate_block(1)
l1.daemon.wait_for_log('Offered HTLC 0 SENT_ADD_ACK_REVOCATION cltv .* hit deadline')
l1.daemon.wait_for_log('sendrawtx exit 0')
l1.bitcoin.generate_block(1)
l1.daemon.wait_for_log(' to ONCHAIN')
l2.daemon.wait_for_log(' to ONCHAIN')
# L1 will timeout HTLC immediately
l1.daemon.wait_for_logs(['Propose handling OUR_UNILATERAL/OUR_HTLC by OUR_HTLC_TIMEOUT_TX .* after 0 blocks',
'Propose handling OUR_UNILATERAL/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks'])
l1.daemon.wait_for_log('sendrawtx exit 0')
bitcoind.generate_block(1)
l1.daemon.wait_for_log('Propose handling OUR_HTLC_TIMEOUT_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
bitcoind.generate_block(4)
# It should now claim both the to-local and htlc-timeout-tx outputs.
l1.daemon.wait_for_logs(['Broadcasting OUR_DELAYED_RETURN_TO_WALLET',
'Broadcasting OUR_DELAYED_RETURN_TO_WALLET',
'sendrawtx exit 0',
'sendrawtx exit 0'])
# Now, 100 blocks it should be done.
bitcoind.generate_block(100)
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
@unittest.skipIf(not DEVELOPER, "needs to deactivate shadow routing")
def test_htlc_in_timeout(node_factory, bitcoind, executor):
"""Test that we drop onchain if the peer doesn't accept fulfilled HTLC"""
# HTLC 1->2, 1 fails after 2 has sent committed the fulfill
disconnects = ['-WIRE_REVOKE_AND_ACK*2']
# Feerates identical so we don't get gratuitous commit to update them
l1 = node_factory.get_node(disconnect=disconnects,
options={'dev-no-reconnect': None},
feerates=(7500, 7500, 7500, 7500))
l2 = node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
chanid, _ = l1.fundchannel(l2, 10**6)
l1.wait_channel_active(chanid)
sync_blockheight(bitcoind, [l1, l2])
amt = 200000000
inv = l2.rpc.invoice(amt, 'test_htlc_in_timeout', 'desc')['bolt11']
assert only_one(l2.rpc.listinvoices('test_htlc_in_timeout')['invoices'])['status'] == 'unpaid'
executor.submit(l1.rpc.dev_pay, inv, use_shadow=False)
# l1 will disconnect and not reconnect.
l1.daemon.wait_for_log('dev_disconnect: -WIRE_REVOKE_AND_ACK')
# Deadline HTLC expiry minus 1/2 cltv-expiry delta (rounded up) (== cltv - 3). cltv is 5+1.
# shadow route can add extra blocks!
status = only_one(l1.rpc.call('paystatus')['pay'])
if 'shadow' in status:
shadowlen = 6 * status['shadow'].count('Added 6 cltv delay for shadow')
else:
shadowlen = 0
bitcoind.generate_block(2 + shadowlen)
assert not l2.daemon.is_in_log('hit deadline')
bitcoind.generate_block(1)
l2.daemon.wait_for_log('Fulfilled HTLC 0 SENT_REMOVE_COMMIT cltv .* hit deadline')
l2.daemon.wait_for_log('sendrawtx exit 0')
l2.bitcoin.generate_block(1)
l2.daemon.wait_for_log(' to ONCHAIN')
l1.daemon.wait_for_log(' to ONCHAIN')
# L2 will collect HTLC (iff no shadow route)
l2.daemon.wait_for_log('Propose handling OUR_UNILATERAL/THEIR_HTLC by OUR_HTLC_SUCCESS_TX .* after 0 blocks')
l2.daemon.wait_for_log('sendrawtx exit 0')
bitcoind.generate_block(1)
l2.daemon.wait_for_log('Propose handling OUR_HTLC_SUCCESS_TX/DELAYED_OUTPUT_TO_US by OUR_DELAYED_RETURN_TO_WALLET .* after 5 blocks')
bitcoind.generate_block(4)
l2.daemon.wait_for_log('Broadcasting OUR_DELAYED_RETURN_TO_WALLET')
l2.daemon.wait_for_log('sendrawtx exit 0')
# Now, 100 blocks it should be both done.
bitcoind.generate_block(100)
l1.daemon.wait_for_log('onchaind complete, forgetting peer')
l2.daemon.wait_for_log('onchaind complete, forgetting peer')
@unittest.skipIf(not TEST_NETWORK == 'regtest', 'must be on bitcoin network')
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_bech32_funding(node_factory, chainparams):
# Don't get any funds from previous runs.
l1, l2 = node_factory.line_graph(2, opts={'random_hsm': True}, fundchannel=False)
# fund a bech32 address and then open a channel with it
res = l1.openchannel(l2, 25000, 'bech32')
address = res['address']
assert address.startswith(chainparams['bip173_prefix'])
# probably overly paranoid checking
wallettxid = res['wallettxid']
wallettx = l1.bitcoin.rpc.getrawtransaction(wallettxid, True)
fundingtx = l1.bitcoin.rpc.decoderawtransaction(res['fundingtx']['tx'])
def is_p2wpkh(output):
return output['type'] == 'witness_v0_keyhash' and \
address == only_one(output['addresses'])
assert any(is_p2wpkh(output['scriptPubKey']) for output in wallettx['vout'])
assert only_one(fundingtx['vin'])['txid'] == res['wallettxid']
def test_withdraw_misc(node_factory, bitcoind, chainparams):
def dont_spend_outputs(n, txid):
"""Reserve both outputs (we assume there are two!) in case any our ours, so we don't spend change: wrecks accounting checks"""
n.rpc.reserveinputs(bitcoind.rpc.createpsbt([{'txid': txid,
'vout': 0},
{'txid': txid,
'vout': 1}], []))
# We track channel balances, to verify that accounting is ok.
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
amount = 2000000
# Don't get any funds from previous runs.
l1 = node_factory.get_node(random_hsm=True,
options={'plugin': coin_mvt_plugin},
feerates=(7500, 7500, 7500, 7500))
l2 = node_factory.get_node(random_hsm=True)
addr = l1.rpc.newaddr()['bech32']
# Add some funds to withdraw later
for i in range(10):
l1.bitcoin.rpc.sendtoaddress(addr, amount / 10**8)
bitcoind.generate_block(1)
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 10)
# Reach around into the db to check that outputs were added
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=0')[0]['c'] == 10
waddr = l1.bitcoin.getnewaddress()
# Now attempt to withdraw some (making sure we collect multiple inputs)
with pytest.raises(RpcError):
l1.rpc.withdraw('not an address', amount)
with pytest.raises(RpcError):
l1.rpc.withdraw(waddr, 'not an amount')
with pytest.raises(RpcError):
l1.rpc.withdraw(waddr, -amount)
with pytest.raises(RpcError, match=r'Could not afford'):
l1.rpc.withdraw(waddr, amount * 100)
out = l1.rpc.withdraw(waddr, amount)
# Make sure bitcoind received the withdrawal
unspent = l1.bitcoin.rpc.listunspent(0)
withdrawal = [u for u in unspent if u['txid'] == out['txid']]
assert(withdrawal[0]['amount'] == Decimal('0.02'))
bitcoind.generate_block(1, wait_for_mempool=1)
sync_blockheight(bitcoind, [l1])
# Now make sure two of them were marked as spent
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=2')[0]['c'] == 2
dont_spend_outputs(l1, out['txid'])
# Now send some money to l2.
# lightningd uses P2SH-P2WPKH
waddr = l2.rpc.newaddr('bech32')['bech32']
out = l1.rpc.withdraw(waddr, amount)
bitcoind.generate_block(1)
# Make sure l2 received the withdrawal.
wait_for(lambda: len(l2.rpc.listfunds()['outputs']) == 1)
outputs = l2.db_query('SELECT value FROM outputs WHERE status=0;')
assert only_one(outputs)['value'] == amount
# Now make sure an additional two of them were marked as spent
sync_blockheight(bitcoind, [l1])
dont_spend_outputs(l1, out['txid'])
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=2')[0]['c'] == 4
if chainparams['name'] != 'regtest':
return
# Simple test for withdrawal to P2WPKH
# Address from: https://bc-2.jp/tools/bech32demo/index.html
waddr = 'bcrt1qw508d6qejxtdg4y5r3zarvary0c5xw7kygt080'
with pytest.raises(RpcError):
l1.rpc.withdraw('xx1qw508d6qejxtdg4y5r3zarvary0c5xw7kxpjzsx', amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1pw508d6qejxtdg4y5r3zarvary0c5xw7kdl9fad', amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxxxxxx', amount)
out = l1.rpc.withdraw(waddr, amount)
bitcoind.generate_block(1, wait_for_mempool=1)
sync_blockheight(bitcoind, [l1])
dont_spend_outputs(l1, out['txid'])
# Now make sure additional two of them were marked as spent
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=2')[0]['c'] == 6
# Simple test for withdrawal to P2WSH
# Address from: https://bc-2.jp/tools/bech32demo/index.html
waddr = 'bcrt1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qzf4jry'
with pytest.raises(RpcError):
l1.rpc.withdraw('xx1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sl5k7', amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1prp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qsm03tq', amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qxxxxxx', amount)
out = l1.rpc.withdraw(waddr, amount)
bitcoind.generate_block(1, wait_for_mempool=1)
sync_blockheight(bitcoind, [l1])
dont_spend_outputs(l1, out['txid'])
# Now make sure additional two of them were marked as spent
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=2')[0]['c'] == 8
# failure testing for invalid SegWit addresses, from BIP173
# HRP character out of range
with pytest.raises(RpcError):
l1.rpc.withdraw(' 1nwldj5', amount)
# overall max length exceeded
with pytest.raises(RpcError):
l1.rpc.withdraw('an84characterslonghumanreadablepartthatcontainsthenumber1andtheexcludedcharactersbio1569pvx', amount)
# No separator character
with pytest.raises(RpcError):
l1.rpc.withdraw('pzry9x0s0muk', amount)
# Empty HRP
with pytest.raises(RpcError):
l1.rpc.withdraw('1pzry9x0s0muk', amount)
# Invalid witness version
with pytest.raises(RpcError):
l1.rpc.withdraw('BC13W508D6QEJXTDG4Y5R3ZARVARY0C5XW7KN40WF2', amount)
# Invalid program length for witness version 0 (per BIP141)
with pytest.raises(RpcError):
l1.rpc.withdraw('BC1QR508D6QEJXTDG4Y5R3ZARVARYV98GJ9P', amount)
# Mixed case
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sL5k7', amount)
# Non-zero padding in 8-to-5 conversion
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3pjxtptv', amount)
# Should have 2 outputs available.
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=0')[0]['c'] == 2
# Unreserve everything.
inputs = []
for out in l1.rpc.listfunds()['outputs']:
if out['reserved']:
inputs += [{'txid': out['txid'], 'vout': out['output']}]
l1.rpc.unreserveinputs(bitcoind.rpc.createpsbt(inputs, []))
# Test withdrawal to self.
l1.rpc.withdraw(l1.rpc.newaddr('bech32')['bech32'], 'all', minconf=0)
bitcoind.generate_block(1)
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=0')[0]['c'] == 1
l1.rpc.withdraw(waddr, 'all', minconf=0)
assert l1.db_query('SELECT COUNT(*) as c FROM outputs WHERE status=0')[0]['c'] == 0
# This should fail, can't even afford fee.
with pytest.raises(RpcError, match=r'Could not afford'):
l1.rpc.withdraw(waddr, 'all')
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [l1])
assert account_balance(l1, 'wallet') == 0
wallet_moves = [
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 2000000000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
[
{'type': 'chain_mvt', 'credit': 0, 'debit': 2000000000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 1993760000, 'tag': 'withdrawal'},
],
{'type': 'chain_mvt', 'credit': 0, 'debit': 6240000, 'tag': 'chain_fees'},
{'type': 'chain_mvt', 'credit': 1993760000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
[
{'type': 'chain_mvt', 'credit': 0, 'debit': 2000000000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 1993760000, 'tag': 'withdrawal'},
],
{'type': 'chain_mvt', 'credit': 0, 'debit': 6240000, 'tag': 'chain_fees'},
{'type': 'chain_mvt', 'credit': 1993760000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
[
{'type': 'chain_mvt', 'credit': 0, 'debit': 2000000000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 1993760000, 'tag': 'withdrawal'},
],
{'type': 'chain_mvt', 'credit': 0, 'debit': 6240000, 'tag': 'chain_fees'},
{'type': 'chain_mvt', 'credit': 1993760000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
[
{'type': 'chain_mvt', 'credit': 0, 'debit': 1993400000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 2000000000, 'tag': 'withdrawal'},
],
{'type': 'chain_mvt', 'credit': 0, 'debit': 6600000, 'tag': 'chain_fees'},
{'type': 'chain_mvt', 'credit': 1993400000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 11961240000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 13440000, 'tag': 'chain_fees'},
{'type': 'chain_mvt', 'credit': 11961240000, 'debit': 0, 'tag': 'deposit'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tag': 'spend_track'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 11957603000, 'tag': 'withdrawal'},
{'type': 'chain_mvt', 'credit': 0, 'debit': 3637000, 'tag': 'chain_fees'},
]
check_coin_moves(l1, 'wallet', wallet_moves, chainparams)
def test_io_logging(node_factory, executor):
l1 = node_factory.get_node(options={'log-level': 'io'})
l2 = node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# Fundchannel manually so we get channeld pid.
l1.fundwallet(10**6 + 1000000)
l1.rpc.fundchannel(l2.info['id'], 10**6)['tx']
l1.daemon.wait_for_log('sendrawtx exit 0')
l1.bitcoin.generate_block(1)
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
l2.daemon.wait_for_log(' to CHANNELD_NORMAL')
fut = executor.submit(l1.pay, l2, 200000000)
# WIRE_UPDATE_ADD_HTLC = 128 = 0x0080
l1.daemon.wait_for_log(r'channeld.*: \[OUT\] 0080')
# WIRE_UPDATE_FULFILL_HTLC = 130 = 0x0082
l1.daemon.wait_for_log(r'channeld.*: \[IN\] 0082')
fut.result(10)
# Send it sigusr1: should turn off logging.
pid1 = l1.subd_pid('channeld')
subprocess.run(['kill', '-USR1', pid1])
l1.pay(l2, 200000000)
assert not l1.daemon.is_in_log(r'channeld.*: \[OUT\] 0080',
start=l1.daemon.logsearch_start)
assert not l1.daemon.is_in_log(r'channeld.*: \[IN\] 0082',
start=l1.daemon.logsearch_start)
# IO logs should not appear in peer logs.
peerlog = only_one(l2.rpc.listpeers(l1.info['id'], "io")['peers'])['log']
assert not any(l['type'] == 'IO_OUT' or l['type'] == 'IO_IN'
for l in peerlog)
# Turn on in l2 channel logging.
pid2 = l2.subd_pid('channeld')
subprocess.run(['kill', '-USR1', pid2])
l1.pay(l2, 200000000)
# Now it should find it.
peerlog = only_one(l2.rpc.listpeers(l1.info['id'], "io")['peers'])['log']
assert any(l['type'] == 'IO_OUT' for l in peerlog)
assert any(l['type'] == 'IO_IN' for l in peerlog)
def test_address(node_factory):
if DEVELOPER:
opts = {'dev-allow-localhost': None}
else:
opts = None
l1 = node_factory.get_node(options=opts)
addr = l1.rpc.getinfo()['address']
if DEVELOPER:
assert len(addr) == 1
assert addr[0]['type'] == 'ipv4'
assert addr[0]['address'] == '127.0.0.1'
assert int(addr[0]['port']) == l1.port
else:
assert len(addr) == 0
bind = l1.rpc.getinfo()['binding']
assert len(bind) == 1
assert bind[0]['type'] == 'ipv4'
assert bind[0]['address'] == '127.0.0.1'
assert int(bind[0]['port']) == l1.port
# Now test UNIX domain binding.
l1.stop()
l1.daemon.opts['bind-addr'] = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, "sock")
l1.start()
l2 = node_factory.get_node()
l2.rpc.connect(l1.info['id'], l1.daemon.opts['bind-addr'])
# 'addr' with local socket works too.
l1.stop()
del l1.daemon.opts['bind-addr']
l1.daemon.opts['addr'] = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, "sock")
# start expects a port, so we open-code here.
l1.daemon.start()
l2 = node_factory.get_node()
l2.rpc.connect(l1.info['id'], l1.daemon.opts['addr'])
@unittest.skipIf(DEPRECATED_APIS, "Tests the --allow-deprecated-apis config")
def test_listconfigs(node_factory, bitcoind, chainparams):
# Make extremely long entry, check it works
l1 = node_factory.get_node(options={'log-prefix': 'lightning1-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'})
configs = l1.rpc.listconfigs()
# See utils.py
assert configs['allow-deprecated-apis'] is False
assert configs['network'] == chainparams['name']
assert configs['ignore-fee-limits'] is False
assert configs['ignore-fee-limits'] is False
assert configs['log-prefix'] == 'lightning1-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx...'
# These are aliases, but we don't print the (unofficial!) wumbo.
assert 'wumbo' not in configs
assert configs['large-channels'] is False
# Test one at a time.
for c in configs.keys():
if c.startswith('#') or c.startswith('plugins') or c == 'important-plugins':
continue
oneconfig = l1.rpc.listconfigs(config=c)
assert(oneconfig[c] == configs[c])
def test_listconfigs_plugins(node_factory, bitcoind, chainparams):
l1 = node_factory.get_node()
# assert that we have pay plugin and that plugins have a name and path
configs = l1.rpc.listconfigs()
assert configs['important-plugins']
assert len([p for p in configs['important-plugins'] if p['name'] == "pay"]) == 1
for p in configs['important-plugins']:
assert p['name'] and len(p['name']) > 0
assert p['path'] and len(p['path']) > 0
assert os.path.isfile(p['path']) and os.access(p['path'], os.X_OK)
def test_multirpc(node_factory):
"""Test that we can do multiple RPC without waiting for response"""
l1 = node_factory.get_node()
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.connect(l1.rpc.socket_path)
commands = [
b'{"id":1,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"id":2,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"id":3,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"id":4,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"id":5,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"id":6,"jsonrpc":"2.0","method":"listpeers","params":[]}',
b'{"method": "invoice", "params": [100, "foo", "foo"], "jsonrpc": "2.0", "id": 7 }',
b'{"method": "waitinvoice", "params": ["foo"], "jsonrpc" : "2.0", "id": 8 }',
b'{"method": "delinvoice", "params": ["foo", "unpaid"], "jsonrpc" : "2.0", "id": 9 }',
]
sock.sendall(b'\n'.join(commands))
buff = b''
for i in commands:
_, buff = l1.rpc._readobj(sock, buff)
sock.close()
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_multiplexed_rpc(node_factory):
"""Test that we can do multiple RPCs which exit in different orders"""
l1 = node_factory.get_node()
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.connect(l1.rpc.socket_path)
# Neighbouring ones may be in or out of order.
commands = [
b'{"id":1,"jsonrpc":"2.0","method":"dev","params":["slowcmd",2000]}',
b'{"id":1,"jsonrpc":"2.0","method":"dev","params":["slowcmd",2000]}',
b'{"id":2,"jsonrpc":"2.0","method":"dev","params":["slowcmd",1500]}',
b'{"id":2,"jsonrpc":"2.0","method":"dev","params":["slowcmd",1500]}',
b'{"id":3,"jsonrpc":"2.0","method":"dev","params":["slowcmd",1000]}',
b'{"id":3,"jsonrpc":"2.0","method":"dev","params":["slowcmd",1000]}',
b'{"id":4,"jsonrpc":"2.0","method":"dev","params":["slowcmd",500]}',
b'{"id":4,"jsonrpc":"2.0","method":"dev","params":["slowcmd",500]}'
]
sock.sendall(b'\n'.join(commands))
buff = b''
# They will return in the same order, since they start immediately
# (delaying completion should mean we don't see the other commands intermingled).
for i in commands:
obj, buff = l1.rpc._readobj(sock, buff)
assert obj['id'] == l1.rpc.decoder.decode(i.decode("UTF-8"))['id']
sock.close()
def test_malformed_rpc(node_factory):
"""Test that we get a correct response to malformed RPC commands"""
l1 = node_factory.get_node()
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.connect(l1.rpc.socket_path)
# No ID
sock.sendall(b'{"jsonrpc":"2.0","method":"getinfo","params":[]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32600
# No method
sock.sendall(b'{"id":1, "jsonrpc":"2.0","params":[]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32600
# Complete crap
sock.sendall(b'[]')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32600
# Bad ID
sock.sendall(b'{"id":{}, "jsonrpc":"2.0","method":"getinfo","params":[]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32600
# Bad method
sock.sendall(b'{"id":1, "method": 12, "jsonrpc":"2.0","params":[]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32600
# Unknown method
sock.sendall(b'{"id":1, "method": "unknown", "jsonrpc":"2.0","params":[]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['error']['code'] == -32601
sock.close()
def test_cli(node_factory):
l1 = node_factory.get_node()
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'help']).decode('utf-8')
# Test some known output.
assert 'help [command]\n List available commands, or give verbose help on one {command}' in out
# Test JSON output.
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J',
'help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert j['help'][0]['command'] is not None
assert j['help'][0]['description'] is not None
# Test keyword input (autodetect)
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J',
'help', 'command=help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert 'help [command]' in j['help'][0]['verbose']
# Test keyword input (forced)
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J', '-k',
'help', 'command=help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert 'help [command]' in j['help'][0]['verbose']
# Test ordered input (autodetect)
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J',
'help', 'help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert 'help [command]' in j['help'][0]['verbose']
# Test ordered input (forced)
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J', '-o',
'help', 'help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert 'help [command]' in j['help'][0]['verbose']
# Test missing parameters.
try:
# This will error due to missing parameters.
# We want to check if lightningd will crash.
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J', '-o',
'sendpay']).decode('utf-8')
except Exception:
pass
# Test it escapes JSON completely in both method and params.
# cli turns " into \", reply turns that into \\\".
out = subprocess.run(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'x"[]{}'],
stdout=subprocess.PIPE)
assert 'Unknown command \'x\\\\\\"[]{}\'' in out.stdout.decode('utf-8')
subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'invoice', '123000', 'l"[]{}', 'd"[]{}']).decode('utf-8')
# Check label is correct, and also that cli's keyword parsing works.
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-k',
'listinvoices', 'label=l"[]{}']).decode('utf-8')
j = json.loads(out)
assert only_one(j['invoices'])['label'] == 'l"[]{}'
# For those using shell scripts (you know who you are Rene), make sure we're maintaining whitespace
lines = [l for l in out.splitlines() if '"bolt11"' not in l and '"payment_hash"' not in l and '"expires_at"' not in l]
assert lines == ['{',
' "invoices": [',
' {',
r' "label": "l\"[]{}",',
' "msatoshi": 123000,',
' "amount_msat": "123000msat",',
' "status": "unpaid",',
r' "description": "d\"[]{}",',
' }',
' ]',
'}']
# Make sure we omit top-levels and don't include format hint, when -H forced
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-H',
'help']).decode('utf-8')
lines = out.splitlines()
assert [l for l in lines if l.startswith('help=')] == []
assert [l for l in lines if l.startswith('format-hint=')] == []
# Flat format is great for grep. LONG LIVE UNIX!
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-F',
'help']).decode('utf-8')
lines = out.splitlines()
# Everything is a help[XX]= line, except format-hint.
assert [l for l in lines if not re.search(r'^help\[[0-9]*\].', l)] == ['format-hint=simple']
def test_daemon_option(node_factory):
"""
Make sure --daemon at least vaguely works!
"""
# Lazy way to set up command line and env, plus do VALGRIND checks
l1 = node_factory.get_node()
l1.stop()
os.unlink(l1.rpc.socket_path)
logfname = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, "log-daemon")
subprocess.run(l1.daemon.cmd_line + ['--daemon', '--log-file={}'.format(logfname)], env=l1.daemon.env,
check=True)
# Test some known output (wait for rpc to be ready)
wait_for(lambda: os.path.exists(l1.rpc.socket_path))
out = subprocess.check_output(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'help']).decode('utf-8')
assert 'help [command]\n List available commands, or give verbose help on one {command}' in out
subprocess.run(['cli/lightning-cli',
'--network={}'.format(TEST_NETWORK),
'--lightning-dir={}'.format(l1.daemon.lightning_dir),
'stop'], check=True)
# It should not complain that subdaemons aren't children.
with open(logfname, 'r') as f:
assert 'No child process' not in f.read()
@flaky
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_blockchaintrack(node_factory, bitcoind):
"""Check that we track the blockchain correctly across reorgs
"""
l1 = node_factory.get_node(random_hsm=True)
addr = l1.rpc.newaddr(addresstype='all')['p2sh-segwit']
######################################################################
# First failure scenario: rollback on startup doesn't work,
# and we try to add a block twice when rescanning:
l1.restart()
height = bitcoind.rpc.getblockcount() # 101
# At height 111 we receive an incoming payment
hashes = bitcoind.generate_block(9) # 102-110
bitcoind.rpc.sendtoaddress(addr, 1)
time.sleep(1) # mempool is still unpredictable
bitcoind.generate_block(1)
l1.daemon.wait_for_log(r'Owning output.* \(P2SH\).* CONFIRMED')
outputs = l1.rpc.listfunds()['outputs']
assert len(outputs) == 1
######################################################################
# Second failure scenario: perform a 20 block reorg
bitcoind.generate_block(10)
l1.daemon.wait_for_log('Adding block {}: '.format(height + 20))
# Now reorg out with a longer fork of 21 blocks
bitcoind.rpc.invalidateblock(hashes[0])
bitcoind.wait_for_log(r'InvalidChainFound: invalid block=.* height={}'
.format(height + 1))
hashes = bitcoind.generate_block(30)
time.sleep(1)
bitcoind.rpc.getblockcount()
l1.daemon.wait_for_log('Adding block {}: '.format(height + 30))
# Our funds got reorged out, we should not have any funds that are confirmed
# NOTE: sendtoaddress() sets locktime=103 and the reorg at 102 invalidates that tx
# and deletes it from mempool
assert [o for o in l1.rpc.listfunds()['outputs'] if o['status'] != "unconfirmed"] == []
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_funding_reorg_private(node_factory, bitcoind):
"""Change funding tx height after lockin, between node restart.
"""
# Rescan to detect reorg at restart and may_reconnect so channeld
# will restart. Reorg can cause bad gossip msg.
opts = {'funding-confirms': 2, 'rescan': 10, 'may_reconnect': True,
'allow_bad_gossip': True}
l1, l2 = node_factory.line_graph(2, fundchannel=False, opts=opts)
l1.fundwallet(10000000)
sync_blockheight(bitcoind, [l1]) # height 102
bitcoind.generate_block(3) # heights 103-105
l1.rpc.fundchannel(l2.info['id'], "all", announce=False)
bitcoind.generate_block(1) # height 106
daemon = 'DUALOPEND' if l1.config('experimental-dual-fund') else 'CHANNELD'
wait_for(lambda: only_one(l1.rpc.listpeers()['peers'][0]['channels'])['status']
== ['{}_AWAITING_LOCKIN:Funding needs 1 more confirmations for lockin.'.format(daemon)])
bitcoind.generate_block(1) # height 107
l1.wait_channel_active('106x1x0')
l1.stop()
# Create a fork that changes short_channel_id from 106x1x0 to 108x1x0
bitcoind.simple_reorg(106, 2) # heights 106-108
bitcoind.generate_block(1) # height 109 (to reach minimum_depth=2 again)
l1.start()
# l2 was running, sees last stale block being removed
l2.daemon.wait_for_logs([r'Removing stale block {}'.format(106),
r'Got depth change .->{} for .* REORG'.format(0)])
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels('106x1x0')['channels']] == [False, False])
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels('108x1x0')['channels']] == [True, True])
l1.rpc.close(l2.info['id'])
bitcoind.generate_block(1, True)
l1.daemon.wait_for_log(r'Deleting channel')
l2.daemon.wait_for_log(r'Deleting channel')
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_funding_reorg_remote_lags(node_factory, bitcoind):
"""Nodes may disagree about short_channel_id before channel announcement
"""
# may_reconnect so channeld will restart; bad gossip can happen due to reorg
opts = {'funding-confirms': 1, 'may_reconnect': True, 'allow_bad_gossip': True}
l1, l2 = node_factory.line_graph(2, fundchannel=False, opts=opts)
l1.fundwallet(10000000)
sync_blockheight(bitcoind, [l1]) # height 102
l1.rpc.fundchannel(l2.info['id'], "all")
bitcoind.generate_block(5) # heights 103 - 107
l1.wait_channel_active('103x1x0')
# Make l2 temporary blind for blocks > 107
def no_more_blocks(req):
return {"result": None,
"error": {"code": -8, "message": "Block height out of range"}, "id": req['id']}
l2.daemon.rpcproxy.mock_rpc('getblockhash', no_more_blocks)
# Reorg changes short_channel_id 103x1x0 to 104x1x0, l1 sees it, restarts channeld
bitcoind.simple_reorg(103, 1) # heights 103 - 108
# But now it's height 104, we need another block to make it announcable.
bitcoind.generate_block(1)
l1.daemon.wait_for_log(r'Peer transient failure .* short_channel_id changed to 104x1x0 \(was 103x1x0\)')
wait_for(lambda: only_one(l2.rpc.listpeers()['peers'][0]['channels'])['status'] == [
'CHANNELD_NORMAL:Reconnected, and reestablished.',
'CHANNELD_NORMAL:Funding transaction locked. They need our announcement signatures.'])
# Unblinding l2 brings it back in sync, restarts channeld and sends its announce sig
l2.daemon.rpcproxy.mock_rpc('getblockhash', None)
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels('103x1x0')['channels']] == [False, False])
wait_for(lambda: [c['active'] for c in l2.rpc.listchannels('104x1x0')['channels']] == [True, True])
wait_for(lambda: only_one(l2.rpc.listpeers()['peers'][0]['channels'])['status'] == [
'CHANNELD_NORMAL:Reconnected, and reestablished.',
'CHANNELD_NORMAL:Funding transaction locked. Channel announced.'])
l1.rpc.close(l2.info['id'])
bitcoind.generate_block(1, True)
l1.daemon.wait_for_log(r'Deleting channel')
l2.daemon.wait_for_log(r'Deleting channel')
def test_rescan(node_factory, bitcoind):
"""Test the rescan option
"""
l1 = node_factory.get_node()
# The first start should start at current_height - 30 = 71, make sure
# it's not earlier
l1.daemon.wait_for_log(r'Adding block 101')
assert not l1.daemon.is_in_log(r'Adding block 70')
# Restarting with a higher rescan should go back further
l1.daemon.opts['rescan'] = 50
l1.restart()
l1.daemon.wait_for_log(r'Adding block 101')
assert l1.daemon.is_in_log(r'Adding block 51')
assert not l1.daemon.is_in_log(r'Adding block 50')
# Restarting with an absolute rescan should start from there
l1.daemon.opts['rescan'] = -31
l1.restart()
l1.daemon.wait_for_log(r'Adding block 101')
assert l1.daemon.is_in_log(r'Adding block 31')
assert not l1.daemon.is_in_log(r'Adding block 30')
# Restarting with a future absolute blockheight should *fail* if we
# can't find that height
l1.daemon.opts['rescan'] = -500000
l1.stop()
bitcoind.generate_block(4)
with pytest.raises(ValueError):
l1.start()
# Restarting with future absolute blockheight is fine if we can find it.
l1.daemon.opts['rescan'] = -105
oldneedle = l1.daemon.logsearch_start
l1.start()
# This could occur before pubkey msg, so move search needle back.
l1.daemon.logsearch_start = oldneedle
l1.daemon.wait_for_log(r'Adding block 105')
assert not l1.daemon.is_in_log(r'Adding block 102')
def test_bitcoind_goes_backwards(node_factory, bitcoind):
"""Check that we refuse to acknowledge bitcoind giving a shorter chain without explicit rescan"""
l1 = node_factory.get_node(may_fail=True, allow_broken_log=True)
bitcoind.generate_block(10)
sync_blockheight(bitcoind, [l1])
l1.stop()
# Now shrink chain (invalidateblock leaves 'headers' field until restart)
bitcoind.rpc.invalidateblock(bitcoind.rpc.getblockhash(105))
# Restart without killing proxies
bitcoind.rpc.stop()
TailableProc.stop(bitcoind)
bitcoind.start()
# Will simply refuse to start.
with pytest.raises(ValueError):
l1.start()
# Nor will it start with if we ask for a reindex of fewer blocks.
l1.daemon.opts['rescan'] = 3
with pytest.raises(ValueError):
l1.start()
# This will force it, however.
l1.daemon.opts['rescan'] = -100
l1.start()
# Now mess with bitcoind at runtime.
bitcoind.generate_block(6)
sync_blockheight(bitcoind, [l1])
l1.daemon.wait_for_log('Adding block 110')
bitcoind.rpc.invalidateblock(bitcoind.rpc.getblockhash(105))
bitcoind.rpc.stop()
TailableProc.stop(bitcoind)
bitcoind.start()
bitcoind.generate_block(5)
# It will ignore bitcoind and keep asking for block 110.
time.sleep(5)
assert l1.rpc.getinfo()['blockheight'] == 110
assert not l1.daemon.is_in_log('Adding block 109',
start=l1.daemon.logsearch_start)
# Get past that, and it will suddenly read new blocks
bitcoind.generate_block(2)
l1.daemon.wait_for_log('Adding block 109')
l1.daemon.wait_for_log('Adding block 110')
l1.daemon.wait_for_log('Adding block 111')
@flaky
def test_reserve_enforcement(node_factory, executor):
"""Channeld should disallow you spending into your reserve"""
l1, l2 = node_factory.line_graph(2, opts={'may_reconnect': True})
# Pay 1000 satoshi to l2.
l1.pay(l2, 1000000)
l2.stop()
# They should both aim for 1%.
reserves = l2.db.query('SELECT channel_reserve_satoshis FROM channel_configs')
assert reserves == [{'channel_reserve_satoshis': 10**6 // 100}] * 2
# Edit db to reduce reserve to 0 so it will try to violate it.
l2.db.execute('UPDATE channel_configs SET channel_reserve_satoshis=0')
l2.start()
wait_for(lambda: only_one(l2.rpc.listpeers(l1.info['id'])['peers'])['connected'])
# This should be impossible to pay entire thing back: l1 should
# kill us for trying to violate reserve.
executor.submit(l2.pay, l1, 1000000)
l1.daemon.wait_for_log(
'Peer permanent failure in CHANNELD_NORMAL: channeld: sent '
'ERROR Bad peer_add_htlc: CHANNEL_ERR_CHANNEL_CAPACITY_EXCEEDED'
)
@unittest.skipIf(not DEVELOPER, "needs dev_disconnect")
def test_htlc_send_timeout(node_factory, bitcoind, compat):
"""Test that we don't commit an HTLC to an unreachable node."""
# Feerates identical so we don't get gratuitous commit to update them
l1, l2, l3 = node_factory.line_graph(3, opts=[{'log-level': 'io',
'feerates': (7500, 7500, 7500, 7500)},
# Blackhole it after it sends HTLC_ADD to l3.
{'log-level': 'io',
'feerates': (7500, 7500, 7500, 7500),
'disconnect': ['0WIRE_UPDATE_ADD_HTLC']},
{}],
wait_for_announce=True)
chanid2 = l2.get_channel_scid(l3)
# Make sure we have 30 seconds without any incoming traffic from l3 to l2
# so it tries to ping before sending WIRE_COMMITMENT_SIGNED.
timedout = False
while not timedout:
try:
l2.daemon.wait_for_log(r'channeld-chan#[0-9]*: \[IN\] ', timeout=30)
except TimeoutError:
timedout = True
inv = l3.rpc.invoice(123000, 'test_htlc_send_timeout', 'description')
with pytest.raises(RpcError, match=r'Ran out of routes to try after [0-9]+ attempt[s]?') as excinfo:
l1.rpc.pay(inv['bolt11'])
err = excinfo.value
# Complains it stopped after several attempts.
# FIXME: include in pylightning
PAY_STOPPED_RETRYING = 210
assert err.error['code'] == PAY_STOPPED_RETRYING
status = only_one(l1.rpc.call('paystatus')['pay'])
# Temporary channel failure
assert status['attempts'][0]['failure']['data']['failcode'] == 0x1007
assert status['attempts'][0]['failure']['data']['erring_node'] == l2.info['id']
assert status['attempts'][0]['failure']['data']['erring_channel'] == chanid2
# L2 should send ping, but never receive pong so never send commitment.
l2.daemon.wait_for_log(r'{}-.*channeld.*: \[OUT\] 0012'.format(l3.info['id']))
assert not l2.daemon.is_in_log(r'{}-.*channeld.*: \[IN\] 0013'.format(l3.info['id']))
assert not l2.daemon.is_in_log(r'{}-.*channeld.*: \[OUT\] 0084'.format(l3.info['id']))
# L2 killed the channel with l3 because it was too slow.
l2.daemon.wait_for_log('{}-.*channeld-.*Adding HTLC too slow: killing connection'.format(l3.info['id']))
def test_ipv4_and_ipv6(node_factory):
"""Test we can bind to both IPv4 and IPv6 addresses (if supported)"""
port = reserve()
l1 = node_factory.get_node(options={'addr': ':{}'.format(port)})
bind = l1.rpc.getinfo()['binding']
if len(bind) == 2:
assert bind[0]['type'] == 'ipv6'
assert bind[0]['address'] == '::'
assert int(bind[0]['port']) == port
assert bind[1]['type'] == 'ipv4'
assert bind[1]['address'] == '0.0.0.0'
assert int(bind[1]['port']) == port
else:
# Assume we're IPv4 only...
assert len(bind) == 1
assert bind[0]['type'] == 'ipv4'
assert bind[0]['address'] == '0.0.0.0'
assert int(bind[0]['port']) == port
@unittest.skipIf(TEST_NETWORK == 'liquid-regtest', "Fees on elements are different")
@unittest.skipIf(
not DEVELOPER or DEPRECATED_APIS, "Without DEVELOPER=1 we snap to "
"FEERATE_FLOOR on testnets, and we test the new API."
)
def test_feerates(node_factory):
l1 = node_factory.get_node(options={'log-level': 'io'}, start=False)
l1.daemon.rpcproxy.mock_rpc('estimatesmartfee', {
'error': {"errors": ["Insufficient data or no feerate found"], "blocks": 0}
})
l1.start()
# All estimation types
types = ["opening", "mutual_close", "unilateral_close", "delayed_to_us",
"htlc_resolution", "penalty"]
# Query feerates (shouldn't give any!)
wait_for(lambda: len(l1.rpc.feerates('perkw')['perkw']) == 2)
feerates = l1.rpc.feerates('perkw')
assert feerates['warning_missing_feerates'] == 'Some fee estimates unavailable: bitcoind startup?'
assert 'perkb' not in feerates
assert feerates['perkw']['max_acceptable'] == 2**32 - 1
assert feerates['perkw']['min_acceptable'] == 253
for t in types:
assert t not in feerates['perkw']
wait_for(lambda: len(l1.rpc.feerates('perkb')['perkb']) == 2)
feerates = l1.rpc.feerates('perkb')
assert feerates['warning_missing_feerates'] == 'Some fee estimates unavailable: bitcoind startup?'
assert 'perkw' not in feerates
assert feerates['perkb']['max_acceptable'] == (2**32 - 1)
assert feerates['perkb']['min_acceptable'] == 253 * 4
for t in types:
assert t not in feerates['perkb']
# Now try setting them, one at a time.
# Set CONSERVATIVE/2 feerate, for max and unilateral_close
l1.set_feerates((15000, 0, 0, 0), True)
wait_for(lambda: len(l1.rpc.feerates('perkw')['perkw']) == 3)
feerates = l1.rpc.feerates('perkw')
assert feerates['perkw']['unilateral_close'] == 15000
assert feerates['warning_missing_feerates'] == 'Some fee estimates unavailable: bitcoind startup?'
assert 'perkb' not in feerates
assert feerates['perkw']['max_acceptable'] == 15000 * 10
assert feerates['perkw']['min_acceptable'] == 253
# Set CONSERVATIVE/3 feerate, for htlc_resolution and penalty
l1.set_feerates((15000, 11000, 0, 0), True)
wait_for(lambda: len(l1.rpc.feerates('perkw')['perkw']) == 5)
feerates = l1.rpc.feerates('perkw')
assert feerates['perkw']['unilateral_close'] == 15000
assert feerates['perkw']['htlc_resolution'] == 11000
assert feerates['perkw']['penalty'] == 11000
assert feerates['warning_missing_feerates'] == 'Some fee estimates unavailable: bitcoind startup?'
assert 'perkb' not in feerates
assert feerates['perkw']['max_acceptable'] == 15000 * 10
assert feerates['perkw']['min_acceptable'] == 253
# Set ECONOMICAL/4 feerate, for all but min (so, no mutual_close feerate)
l1.set_feerates((15000, 11000, 6250, 0), True)
wait_for(lambda: len(l1.rpc.feerates('perkb')['perkb']) == len(types) - 1 + 2)
feerates = l1.rpc.feerates('perkb')
assert feerates['perkb']['unilateral_close'] == 15000 * 4
assert feerates['perkb']['htlc_resolution'] == 11000 * 4
assert feerates['perkb']['penalty'] == 11000 * 4
assert 'mutual_close' not in feerates['perkb']
for t in types:
if t not in ("unilateral_close", "htlc_resolution", "penalty", "mutual_close"):
assert feerates['perkb'][t] == 25000
assert feerates['warning_missing_feerates'] == 'Some fee estimates unavailable: bitcoind startup?'
assert 'perkw' not in feerates
assert feerates['perkb']['max_acceptable'] == 15000 * 4 * 10
assert feerates['perkb']['min_acceptable'] == 253 * 4
# Set ECONOMICAL/100 feerate for min
l1.set_feerates((15000, 11000, 6250, 5000), True)
wait_for(lambda: len(l1.rpc.feerates('perkw')['perkw']) >= len(types) + 2)
feerates = l1.rpc.feerates('perkw')
assert feerates['perkw']['unilateral_close'] == 15000
assert feerates['perkw']['htlc_resolution'] == 11000
assert feerates['perkw']['penalty'] == 11000
assert feerates['perkw']['mutual_close'] == 5000
for t in types:
if t not in ("unilateral_close", "htlc_resolution", "penalty", "mutual_close"):
assert feerates['perkw'][t] == 25000 // 4
assert 'warning' not in feerates
assert 'perkb' not in feerates
assert feerates['perkw']['max_acceptable'] == 15000 * 10
assert feerates['perkw']['min_acceptable'] == 5000 // 2
assert len(feerates['onchain_fee_estimates']) == 5
assert feerates['onchain_fee_estimates']['opening_channel_satoshis'] == feerates['perkw']['opening'] * 702 // 1000
assert feerates['onchain_fee_estimates']['mutual_close_satoshis'] == feerates['perkw']['mutual_close'] * 673 // 1000
assert feerates['onchain_fee_estimates']['unilateral_close_satoshis'] == feerates['perkw']['unilateral_close'] * 598 // 1000
htlc_feerate = feerates["perkw"]["htlc_resolution"]
htlc_timeout_cost = feerates["onchain_fee_estimates"]["htlc_timeout_satoshis"]
htlc_success_cost = feerates["onchain_fee_estimates"]["htlc_success_satoshis"]
if EXPERIMENTAL_FEATURES:
# option_anchor_outputs
assert htlc_timeout_cost == htlc_feerate * 666 // 1000
assert htlc_success_cost == htlc_feerate * 706 // 1000
else:
assert htlc_timeout_cost == htlc_feerate * 663 // 1000
assert htlc_success_cost == htlc_feerate * 703 // 1000
def test_logging(node_factory):
# Since we redirect, node.start() will fail: do manually.
l1 = node_factory.get_node(options={'log-file': 'logfile'}, start=False)
logpath = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, 'logfile')
logpath_moved = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, 'logfile_moved')
l1.daemon.start(wait_for_initialized=False)
wait_for(lambda: os.path.exists(logpath))
shutil.move(logpath, logpath_moved)
l1.daemon.proc.send_signal(signal.SIGHUP)
wait_for(lambda: os.path.exists(logpath_moved))
wait_for(lambda: os.path.exists(logpath))
log1 = open(logpath_moved).readlines()
assert log1[-1].endswith("Ending log due to SIGHUP\n")
def check_new_log():
log2 = open(logpath).readlines()
return len(log2) > 0 and log2[0].endswith("Started log due to SIGHUP\n")
wait_for(check_new_log)
# Issue #4240
# Repeated SIGHUP should just re-open the log file
# and not terminate the daemon.
logpath_moved_2 = os.path.join(l1.daemon.lightning_dir, TEST_NETWORK, 'logfile_moved_2')
shutil.move(logpath, logpath_moved_2)
l1.daemon.proc.send_signal(signal.SIGHUP)
wait_for(lambda: os.path.exists(logpath_moved_2))
wait_for(lambda: os.path.exists(logpath))
wait_for(check_new_log)
@unittest.skipIf(VALGRIND,
"Valgrind sometimes fails assert on injected SEGV")
def test_crashlog(node_factory):
l1 = node_factory.get_node(may_fail=True, allow_broken_log=True)
def has_crash_log(n):
files = os.listdir(os.path.join(n.daemon.lightning_dir, TEST_NETWORK))
crashfiles = [f for f in files if 'crash.log' in f]
return len(crashfiles) > 0
assert not has_crash_log(l1)
l1.daemon.proc.send_signal(signal.SIGSEGV)
wait_for(lambda: has_crash_log(l1))
def test_configfile_before_chdir(node_factory):
"""Must read config file before chdir into lightning dir"""
l1 = node_factory.get_node()
l1.stop()
olddir = os.getcwd()
# as lightning_dir ends in /, basename and dirname don't work as expected.
os.chdir(os.path.dirname(l1.daemon.lightning_dir[:-1]))
config = os.path.join(os.path.basename(l1.daemon.lightning_dir[:-1]), TEST_NETWORK, "test_configfile")
# Test both an early arg and a normal arg.
with open(config, 'wb') as f:
f.write(b'always-use-proxy=true\n')
f.write(b'proxy=127.0.0.1:100\n')
l1.daemon.opts['conf'] = config
# Update executable to point to right place
l1.daemon.executable = os.path.join(olddir, l1.daemon.executable)
l1.start()
assert l1.rpc.listconfigs()['always-use-proxy']
assert l1.rpc.listconfigs()['proxy'] == '127.0.0.1:100'
os.chdir(olddir)
def test_json_error(node_factory):
"""Must return valid json even if it quotes our weirdness"""
l1 = node_factory.get_node()
with pytest.raises(RpcError, match=r'id: should be a channel ID or short channel ID: invalid token'):
l1.rpc.close({"tx": "020000000001011490f737edd2ea2175a032b58ea7cd426dfc244c339cd044792096da3349b18a0100000000ffffffff021c900300000000001600140e64868e2f752314bc82a154c8c5bf32f3691bb74da00b00000000002200205b8cd3b914cf67cdd8fa6273c930353dd36476734fbd962102c2df53b90880cd0247304402202b2e3195a35dc694bbbc58942dc9ba59cc01d71ba55c9b0ad0610ccd6a65633702201a849254453d160205accc00843efb0ad1fe0e186efa6a7cee1fb6a1d36c736a012103d745445c9362665f22e0d96e9e766f273f3260dea39c8a76bfa05dd2684ddccf00000000", "txid": "2128c10f0355354479514f4a23eaa880d94e099406d419bbb0d800143accddbb", "channel_id": "bbddcc3a1400d8b0bb19d40694094ed980a8ea234a4f5179443555030fc12820"})
# Should not corrupt following RPC
l1.rpc.getinfo()
def test_check_command(node_factory):
l1 = node_factory.get_node()
l1.rpc.check(command_to_check='help')
l1.rpc.check(command_to_check='help', command='check')
# Note: this just checks form, not whether it's valid!
l1.rpc.check(command_to_check='help', command='badcommand')
with pytest.raises(RpcError, match=r'Unknown command'):
l1.rpc.check(command_to_check='badcommand')
with pytest.raises(RpcError, match=r'unknown parameter'):
l1.rpc.check(command_to_check='help', badarg='x')
# Ensures we have compulsory parameters.
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.check(command_to_check='connect')
# Even with optional parameters.
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.check(command_to_check='connect', host='x', port=77)
# Makes sure parameter types are correct.
with pytest.raises(RpcError, match=r'should be an integer'):
l1.rpc.check(command_to_check='connect', id='test', host='x', port="abcd")
# FIXME: python wrapper doesn't let us test array params.
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.connect(l1.rpc.socket_path)
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["help"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' in obj
assert 'error' not in obj
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["help", "check"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' in obj
assert 'error' not in obj
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["help", "a", "b"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' not in obj
assert 'error' in obj
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["badcommand"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' not in obj
assert 'error' in obj
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["connect"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' not in obj
assert 'error' in obj
sock.sendall(b'{"id":1, "jsonrpc":"2.0","method":"check","params":["connect", "test", "x", "abcd"]}')
obj, _ = l1.rpc._readobj(sock, b'')
assert obj['id'] == 1
assert 'result' not in obj
assert 'error' in obj
sock.close()
@unittest.skipIf(not DEVELOPER, "FIXME: without DEVELOPER=1 we timeout")
def test_bad_onion(node_factory, bitcoind):
"""Test that we get a reasonable error from sendpay when an onion is bad"""
l1, l2, l3, l4 = node_factory.line_graph(4, wait_for_announce=True,
opts={'log-level': 'io'})
h = l4.rpc.invoice(123000, 'test_bad_onion', 'description')['payment_hash']
route = l1.rpc.getroute(l4.info['id'], 123000, 1)['route']
assert len(route) == 3
mangled_nodeid = '0265b6ab5ec860cd257865d61ef0bbf5b3339c36cbda8b26b74e7f1dca490b6518'
# Replace id with a different pubkey, so onion encoded badly at third hop.
route[2]['id'] = mangled_nodeid
l1.rpc.sendpay(route, h)
with pytest.raises(RpcError) as err:
l1.rpc.waitsendpay(h)
# FIXME: #define PAY_TRY_OTHER_ROUTE 204
PAY_TRY_OTHER_ROUTE = 204
assert err.value.error['code'] == PAY_TRY_OTHER_ROUTE
# FIXME: WIRE_INVALID_ONION_HMAC = BADONION|PERM|5
WIRE_INVALID_ONION_HMAC = 0x8000 | 0x4000 | 5
assert err.value.error['data']['failcode'] == WIRE_INVALID_ONION_HMAC
assert err.value.error['data']['erring_node'] == mangled_nodeid
assert err.value.error['data']['erring_channel'] == route[2]['channel']
# We should see a WIRE_UPDATE_FAIL_MALFORMED_HTLC from l4.
line = l4.daemon.is_in_log(r'\[OUT\] 0087')
# 008739d3149a5c37e95f9dae718ce46efc60248e110e10117d384870a6762e8e33030000000000000000d7fc52f6c32773aabca55628fe616058aecc44a384e0abfa85c0c48b449dd38dc005
# type<--------------channelid---------------------------------------><--htlc-id-----><--------------------------------------------- sha_of_onion --->code
sha = re.search(r' 0087.{64}.{16}(.{64})', line).group(1)
# Should see same sha in onionreply
line = l1.daemon.is_in_log(r'failcode .* from onionreply .*')
assert re.search(r'onionreply .*{}'.format(sha), line)
# Replace id with a different pubkey, so onion encoded badly at second hop.
route[1]['id'] = mangled_nodeid
l1.rpc.sendpay(route, h)
with pytest.raises(RpcError) as err:
l1.rpc.waitsendpay(h)
# FIXME: #define PAY_TRY_OTHER_ROUTE 204
PAY_TRY_OTHER_ROUTE = 204
assert err.value.error['code'] == PAY_TRY_OTHER_ROUTE
assert err.value.error['data']['failcode'] == WIRE_INVALID_ONION_HMAC
assert err.value.error['data']['erring_node'] == mangled_nodeid
assert err.value.error['data']['erring_channel'] == route[1]['channel']
@unittest.skipIf(not DEVELOPER, "Needs DEVELOPER=1 to force onion fail")
def test_bad_onion_immediate_peer(node_factory, bitcoind):
"""Test that we handle the malformed msg when we're the origin"""
l1, l2 = node_factory.line_graph(2, opts={'dev-fail-process-onionpacket': None})
h = l2.rpc.invoice(123000, 'test_bad_onion_immediate_peer', 'description')['payment_hash']
route = l1.rpc.getroute(l2.info['id'], 123000, 1)['route']
assert len(route) == 1
l1.rpc.sendpay(route, h)
with pytest.raises(RpcError) as err:
l1.rpc.waitsendpay(h)
# FIXME: #define PAY_UNPARSEABLE_ONION 202
PAY_UNPARSEABLE_ONION = 202
assert err.value.error['code'] == PAY_UNPARSEABLE_ONION
# FIXME: WIRE_INVALID_ONION_HMAC = BADONION|PERM|5
WIRE_INVALID_ONION_HMAC = 0x8000 | 0x4000 | 5
assert err.value.error['data']['failcode'] == WIRE_INVALID_ONION_HMAC
def test_newaddr(node_factory, chainparams):
l1 = node_factory.get_node()
p2sh = l1.rpc.newaddr('p2sh-segwit')
assert 'bech32' not in p2sh
assert p2sh['p2sh-segwit'].startswith(chainparams['p2sh_prefix'])
bech32 = l1.rpc.newaddr('bech32')
assert 'p2sh-segwit' not in bech32
assert bech32['bech32'].startswith(chainparams['bip173_prefix'])
both = l1.rpc.newaddr('all')
assert both['p2sh-segwit'].startswith(chainparams['p2sh_prefix'])
assert both['bech32'].startswith(chainparams['bip173_prefix'])
def test_newaddr_deprecated(node_factory, chainparams):
l1 = node_factory.get_node(options={'allow-deprecated-apis': True})
p2sh = l1.rpc.newaddr('p2sh-segwit')
assert p2sh['address'].startswith(chainparams['p2sh_prefix'])
bech32 = l1.rpc.newaddr('bech32')
assert bech32['address'].startswith(chainparams['bip173_prefix'])
def test_bitcoind_fail_first(node_factory, bitcoind, executor):
"""Make sure we handle spurious bitcoin-cli failures during startup
See [#2687](https://github.com/ElementsProject/lightning/issues/2687) for
details
"""
# Do not start the lightning node since we need to instrument bitcoind
# first.
l1 = node_factory.get_node(start=False)
# Instrument bitcoind to fail some queries first.
def mock_fail(*args):
raise ValueError()
l1.daemon.rpcproxy.mock_rpc('getblockhash', mock_fail)
l1.daemon.rpcproxy.mock_rpc('estimatesmartfee', mock_fail)
f = executor.submit(l1.start)
wait_for(lambda: l1.daemon.running)
# Make sure it fails on the first `getblock` call (need to use `is_in_log`
# since the `wait_for_log` in `start` sets the offset)
wait_for(lambda: l1.daemon.is_in_log(
r'getblockhash [a-z0-9]* exited with status 1'))
wait_for(lambda: l1.daemon.is_in_log(
r'Unable to estimate opening fees'))
# Now unset the mock, so calls go through again
l1.daemon.rpcproxy.mock_rpc('getblockhash', None)
l1.daemon.rpcproxy.mock_rpc('estimatesmartfee', None)
f.result()
@unittest.skipIf(not DEVELOPER, "needs --dev-force-bip32-seed")
@unittest.skipIf(TEST_NETWORK != 'regtest', "Addresses are network specific")
def test_dev_force_bip32_seed(node_factory):
l1 = node_factory.get_node(options={'dev-force-bip32-seed': '0000000000000000000000000000000000000000000000000000000000000001'})
# First is m/0/0/1 ..
bech32 = l1.rpc.newaddr('bech32')['bech32']
assert bech32 == "bcrt1qsdzqt93xsyewdjvagndw9523m27e52er5ca7hm"
bech32 = l1.rpc.newaddr('bech32')['bech32']
assert bech32 == "bcrt1qlkt93775wmf33uacykc49v2j4tayn0yj25msjn"
bech32 = l1.rpc.newaddr('bech32')['bech32']
assert bech32 == "bcrt1q2ng546gs0ylfxrvwx0fauzcvhuz655en4kwe2c"
bech32 = l1.rpc.newaddr('bech32')['bech32']
assert bech32 == "bcrt1qrdpwrlrmrnvn535l5eldt64lxm8r2nwkv0ruxq"
bech32 = l1.rpc.newaddr('bech32')['bech32']
assert bech32 == "bcrt1q622lwmdzxxterumd746eu3d3t40pq53p62zhlz"
@unittest.skipIf(not DEVELOPER, "needs dev command")
def test_dev_demux(node_factory):
l1 = node_factory.get_node(may_fail=True, allow_broken_log=True)
# Check should work.
l1.rpc.check(command_to_check='dev', subcommand='crash')
l1.rpc.check(command_to_check='dev', subcommand='slowcmd', msec=1000)
l1.rpc.check(command_to_check='dev', subcommand='rhash', secret='00' * 32)
with pytest.raises(RpcError, match=r'Unknown subcommand'):
l1.rpc.check(command_to_check='dev', subcommand='foobar')
with pytest.raises(RpcError, match=r'unknown parameter'):
l1.rpc.check(command_to_check='dev', subcommand='crash', unk=1)
with pytest.raises(RpcError, match=r"msec: should be an integer: invalid token"):
l1.rpc.check(command_to_check='dev', subcommand='slowcmd', msec='aaa')
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.check(command_to_check='dev', subcommand='rhash')
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.check(command_to_check='dev')
# Non-check failures should fail, in both object and array form.
with pytest.raises(RpcError, match=r'Unknown subcommand'):
l1.rpc.call('dev', {'subcommand': 'foobar'})
with pytest.raises(RpcError, match=r'Unknown subcommand'):
l1.rpc.call('dev', ['foobar'])
with pytest.raises(RpcError, match=r'unknown parameter'):
l1.rpc.call('dev', {'subcommand': 'crash', 'unk': 1})
with pytest.raises(RpcError, match=r'too many parameters'):
l1.rpc.call('dev', ['crash', 1])
with pytest.raises(RpcError, match=r"msec: should be an integer: invalid token"):
l1.rpc.call('dev', {'subcommand': 'slowcmd', 'msec': 'aaa'})
with pytest.raises(RpcError, match=r"msec: should be an integer: invalid token"):
l1.rpc.call('dev', ['slowcmd', 'aaa'])
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.call('dev', {'subcommand': 'rhash'})
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.call('dev', ['rhash'])
with pytest.raises(RpcError, match=r'missing required parameter'):
l1.rpc.call('dev')
# Help should list them all.
assert 'subcommand=crash|rhash|slowcmd' in l1.rpc.help('dev')['help'][0]['command']
# These work
assert l1.rpc.call('dev', ['slowcmd', '7'])['msec'] == 7
assert l1.rpc.call('dev', {'subcommand': 'slowcmd', 'msec': '7'})['msec'] == 7
assert l1.rpc.call('dev', {'subcommand': 'rhash', 'secret': '00' * 32})['rhash'] == '66687aadf862bd776c8fc18b8e9f8e20089714856ee233b3902a591d0d5f2925'
with pytest.raises(RpcError):
l1.rpc.call('dev', {'subcommand': 'crash'})
def test_list_features_only(node_factory):
features = subprocess.check_output(['lightningd/lightningd',
'--list-features-only']).decode('utf-8').splitlines()
expected = ['option_data_loss_protect/odd',
'option_upfront_shutdown_script/odd',
'option_gossip_queries/odd',
'option_var_onion_optin/odd',
'option_gossip_queries_ex/odd',
'option_static_remotekey/odd',
'option_payment_secret/odd',
'option_basic_mpp/odd',
]
if EXPERIMENTAL_FEATURES:
expected += ['option_anchor_outputs/odd']
expected += ['option_unknown_102/odd']
assert features == expected
def test_relative_config_dir(node_factory):
l1 = node_factory.get_node(start=False)
initial_dir = os.getcwd()
lndir = l1.daemon.opts.get("lightning-dir")[:-1]
*root_dir, l1.daemon.opts["lightning-dir"] = lndir.split('/')
os.chdir('/'.join(root_dir))
l1.daemon.executable = os.path.join(initial_dir, l1.daemon.executable)
l1.start()
assert os.path.isabs(l1.rpc.listconfigs()["lightning-dir"])
l1.stop()
os.chdir(initial_dir)
def test_signmessage(node_factory):
l1, l2 = node_factory.line_graph(2, wait_for_announce=True)
corpus = [[None,
"this is a test!",
l1.rpc.signmessage("this is a test!")['zbase'],
l1.info['id']]]
# Other contributions from LND users!
corpus += [
['@bitconner',
"is this compatible?",
'rbgfioj114mh48d8egqx8o9qxqw4fmhe8jbeeabdioxnjk8z3t1ma1hu1fiswpakgucwwzwo6ofycffbsqusqdimugbh41n1g698hr9t',
'02b80cabdf82638aac86948e4c06e82064f547768dcef977677b9ea931ea75bab5'],
['@duck1123',
'hi',
'rnrphcjswusbacjnmmmrynh9pqip7sy5cx695h6mfu64iac6qmcmsd8xnsyczwmpqp9shqkth3h4jmkgyqu5z47jfn1q7gpxtaqpx4xg',
'02de60d194e1ca5947b59fe8e2efd6aadeabfb67f2e89e13ae1a799c1e08e4a43b'],
['@jochemin',
'hi',
'ry8bbsopmduhxy3dr5d9ekfeabdpimfx95kagdem7914wtca79jwamtbw4rxh69hg7n6x9ty8cqk33knbxaqftgxsfsaeprxkn1k48p3',
'022b8ece90ee891cbcdac0c1cc6af46b73c47212d8defbce80265ac81a6b794931'],
]
for c in corpus:
print("Shout out to {}".format(c[0]))
assert subprocess.check_output(['devtools/lightning-checkmessage',
c[1], c[2]]).decode('utf-8') == "Signature claims to be from key {}\n".format(c[3])
subprocess.run(['devtools/lightning-checkmessage', c[1], c[2], c[3]], check=True)
with pytest.raises(subprocess.CalledProcessError):
subprocess.run(['devtools/lightning-checkmessage',
c[1] + "modified", c[2], c[3]], check=True)
assert l1.rpc.checkmessage(c[1], c[2], c[3])['verified']
assert not l1.rpc.checkmessage(c[1] + "modified", c[2], c[3])['verified']
checknokey = l1.rpc.checkmessage(c[1], c[2])
# Of course, we know our own pubkey
if c[3] == l1.info['id']:
assert checknokey['verified']
else:
assert not checknokey['verified']
assert checknokey['pubkey'] == c[3]
# l2 knows about l1, so it can validate it.
zm = l1.rpc.signmessage(message="message for you")['zbase']
checknokey = l2.rpc.checkmessage(message="message for you", zbase=zm)
assert checknokey['pubkey'] == l1.info['id']
assert checknokey['verified']
def test_include(node_factory):
l1 = node_factory.get_node(start=False)
subdir = os.path.join(l1.daemon.opts.get("lightning-dir"), "subdir")
os.makedirs(subdir)
with open(os.path.join(subdir, "conf1"), 'w') as f:
f.write('include conf2')
with open(os.path.join(subdir, "conf2"), 'w') as f:
f.write('alias=conf2')
l1.daemon.opts['conf'] = os.path.join(subdir, "conf1")
l1.start()
assert l1.rpc.listconfigs('alias')['alias'] == 'conf2'
def test_config_in_subdir(node_factory, chainparams):
l1 = node_factory.get_node(start=False)
network = chainparams['name']
subdir = os.path.join(l1.daemon.opts.get("lightning-dir"), network)
with open(os.path.join(subdir, "config"), 'w') as f:
f.write('alias=test_config_in_subdir')
l1.start()
assert l1.rpc.listconfigs('alias')['alias'] == 'test_config_in_subdir'
l1.stop()
# conf is not allowed in any config file.
with open(os.path.join(l1.daemon.opts.get("lightning-dir"), "config"), 'w') as f:
f.write('conf={}/conf'.format(network))
out = subprocess.run(['lightningd/lightningd',
'--lightning-dir={}'.format(l1.daemon.opts.get("lightning-dir"))],
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
assert out.returncode == 1
assert "conf: not permitted in configuration files" in out.stderr.decode('utf-8')
# network is allowed in root config file.
with open(os.path.join(l1.daemon.opts.get("lightning-dir"), "config"), 'w') as f:
f.write('network={}'.format(network))
l1.start()
l1.stop()
# but not in network config file.
with open(os.path.join(subdir, "config"), 'w') as f:
f.write('network={}'.format(network))
out = subprocess.run(['lightningd/lightningd',
'--lightning-dir={}'.format(l1.daemon.opts.get("lightning-dir"))],
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
assert out.returncode == 1
assert "network: not permitted in network-specific configuration files" in out.stderr.decode('utf-8')
# lightning-dir only allowed if we explicitly use --conf
os.unlink(os.path.join(subdir, "config"))
with open(os.path.join(l1.daemon.opts.get("lightning-dir"), "config"), 'w') as f:
f.write('lightning-dir={}/test'.format(l1.daemon.opts.get("lightning-dir")))
out = subprocess.run(['lightningd/lightningd',
'--lightning-dir={}'.format(l1.daemon.opts.get("lightning-dir"))],
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
assert out.returncode == 1
assert "lightning-dir: not permitted in implicit configuration files" in out.stderr.decode('utf-8')
l1.daemon.opts['conf'] = os.path.join(l1.daemon.opts.get("lightning-dir"), "config")
l1.start()
def restore_valgrind(node, subdir):
"""Move valgrind files back to where fixtures expect them"""
for f in os.listdir(subdir):
if f.startswith('valgrind-errors.'):
shutil.move(os.path.join(subdir, f),
node.daemon.opts.get("lightning-dir"))
@unittest.skipIf(env('COMPAT') != 1, "Upgrade code requires COMPAT_V073")
def test_testnet_upgrade(node_factory):
"""Test that we move files correctly on old testnet upgrade (even without specifying the network)"""
l1 = node_factory.get_node(start=False, may_fail=True)
basedir = l1.daemon.opts.get("lightning-dir")
# Make it old-style
os.rename(os.path.join(basedir, TEST_NETWORK, 'hsm_secret'),
os.path.join(basedir, 'hsm_secret'))
shutil.rmtree(os.path.join(basedir, TEST_NETWORK))
# Add (empty!) config file; it should be left in place.
with open(os.path.join(basedir, 'config'), 'wb') as f:
f.write(b"# Test config file")
with open(os.path.join(basedir, 'another_file'), 'wb') as f:
pass
# We need to allow this, otherwise no upgrade!
del l1.daemon.opts['allow-deprecated-apis']
# We want to test default network
del l1.daemon.opts['network']
# Wrong chain, will fail to start, but that's OK.
with pytest.raises(ValueError):
l1.start()
netdir = os.path.join(basedir, "testnet")
assert l1.daemon.is_in_log("Moving hsm_secret into {}/".format(netdir))
assert l1.daemon.is_in_log("Moving another_file into {}/".format(netdir))
assert not l1.daemon.is_in_log("Moving config into {}/".format(netdir))
assert not l1.daemon.is_in_log("Moving lightningd-testnet.pid into {}/"
.format(netdir))
# Should move these
assert os.path.isfile(os.path.join(netdir, "hsm_secret"))
assert not os.path.isfile(os.path.join(basedir, "hsm_secret"))
assert os.path.isfile(os.path.join(netdir, "another_file"))
assert not os.path.isfile(os.path.join(basedir, "another_file"))
# Should NOT move these
assert not os.path.isfile(os.path.join(netdir, "lightningd-testnet.pid"))
assert os.path.isfile(os.path.join(basedir, "lightningd-testnet.pid"))
assert not os.path.isfile(os.path.join(netdir, "config"))
assert os.path.isfile(os.path.join(basedir, "config"))
restore_valgrind(l1, netdir)
@unittest.skipIf(env('COMPAT') != 1, "Upgrade code requires COMPAT_V073")
def test_regtest_upgrade(node_factory):
"""Test that we move files correctly on regtest upgrade"""
l1 = node_factory.get_node(start=False)
basedir = l1.daemon.opts.get("lightning-dir")
netdir = os.path.join(basedir, TEST_NETWORK)
# Make it old-style
os.rename(os.path.join(basedir, TEST_NETWORK, 'hsm_secret'),
os.path.join(basedir, 'hsm_secret'))
shutil.rmtree(os.path.join(basedir, TEST_NETWORK))
# Add config file which tells us it's regtest; it should be left in place.
with open(os.path.join(basedir, 'config'), 'wb') as f:
f.write(bytes("network={}".format(TEST_NETWORK), "utf-8"))
with open(os.path.join(basedir, 'another_file'), 'wb') as f:
pass
# We need to allow this, otherwise no upgrade!
del l1.daemon.opts['allow-deprecated-apis']
# It should get this from the config file.
del l1.daemon.opts['network']
l1.start()
assert l1.daemon.is_in_log("Moving hsm_secret into {}/".format(netdir))
assert l1.daemon.is_in_log("Moving another_file into {}/".format(netdir))
assert not l1.daemon.is_in_log("Moving config into {}/".format(netdir))
assert not l1.daemon.is_in_log("Moving lightningd-testnet.pid into {}/"
.format(netdir))
# Should move these
assert os.path.isfile(os.path.join(netdir, "hsm_secret"))
assert not os.path.isfile(os.path.join(basedir, "hsm_secret"))
assert os.path.isfile(os.path.join(netdir, "another_file"))
assert not os.path.isfile(os.path.join(basedir, "another_file"))
# Should NOT move these
assert not os.path.isfile(os.path.join(netdir, "lightningd-{}.pid".format(TEST_NETWORK)))
assert os.path.isfile(os.path.join(basedir, "lightningd-{}.pid".format(TEST_NETWORK)))
assert not os.path.isfile(os.path.join(netdir, "config"))
assert os.path.isfile(os.path.join(basedir, "config"))
# Should restart fine
l1.restart()
restore_valgrind(l1, netdir)
@unittest.skipIf(VALGRIND, "valgrind files can't be written since we rmdir")
@unittest.skipIf(TEST_NETWORK != "regtest", "needs bitcoin mainnet")
def test_new_node_is_mainnet(node_factory):
"""Test that an empty directory causes us to be on mainnet"""
l1 = node_factory.get_node(start=False, may_fail=True)
basedir = l1.daemon.opts.get("lightning-dir")
netdir = os.path.join(basedir, "bitcoin")
shutil.rmtree(basedir)
# Don't suppress upgrade (though it shouldn't happen!)
del l1.daemon.opts['allow-deprecated-apis']
# We want to test default network
del l1.daemon.opts['network']
# Wrong chain, will fail to start, but that's OK.
with pytest.raises(ValueError):
l1.start()
# Should create these
assert os.path.isfile(os.path.join(netdir, "hsm_secret"))
assert not os.path.isfile(os.path.join(basedir, "hsm_secret"))
assert not os.path.isfile(os.path.join(netdir, "lightningd-bitcoin.pid"))
assert os.path.isfile(os.path.join(basedir, "lightningd-bitcoin.pid"))
def test_unicode_rpc(node_factory, executor, bitcoind):
node = node_factory.get_node()
desc = "Some candy 🍬 and a nice glass of milk 🥛."
node.rpc.invoice(msatoshi=42, label=desc, description=desc)
invoices = node.rpc.listinvoices()['invoices']
assert(len(invoices) == 1)
assert(invoices[0]['description'] == desc)
assert(invoices[0]['label'] == desc)
@unittest.skipIf(VALGRIND, "Testing pyln doesn't exercise anything interesting in the c code.")
def test_unix_socket_path_length(node_factory, bitcoind, directory, executor, db_provider, test_base_dir):
lightning_dir = os.path.join(directory, "anode" + "far" * 30 + "away")
os.makedirs(lightning_dir)
db = db_provider.get_db(lightning_dir, "test_unix_socket_path_length", 1)
l1 = LightningNode(1, lightning_dir, bitcoind, executor, VALGRIND, db=db, port=node_factory.get_next_port())
# `LightningNode.start()` internally calls `LightningRpc.getinfo()` which
# exercises the socket logic, and raises an issue if it fails.
l1.start()
# Let's just call it again to make sure it really works.
l1.rpc.listconfigs()
l1.stop()
def test_waitblockheight(node_factory, executor, bitcoind):
node = node_factory.get_node()
sync_blockheight(bitcoind, [node])
blockheight = node.rpc.getinfo()['blockheight']
# Should succeed without waiting.
node.rpc.waitblockheight(blockheight - 2)
node.rpc.waitblockheight(blockheight - 1)
node.rpc.waitblockheight(blockheight)
# Should not succeed yet.
fut2 = executor.submit(node.rpc.waitblockheight, blockheight + 2)
fut1 = executor.submit(node.rpc.waitblockheight, blockheight + 1)
assert not fut1.done()
assert not fut2.done()
# Should take about ~1second and time out.
with pytest.raises(RpcError):
node.rpc.waitblockheight(blockheight + 2, 1)
# Others should still not be done.
assert not fut1.done()
assert not fut2.done()
# Trigger just one more block.
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [node])
fut1.result(5)
assert not fut2.done()
# Trigger two blocks.
bitcoind.generate_block(1)
sync_blockheight(bitcoind, [node])
fut2.result(5)
@unittest.skipIf(not DEVELOPER, "Needs dev-sendcustommsg")
def test_sendcustommsg(node_factory):
"""Check that we can send custommsgs to peers in various states.
`l2` is the node under test. `l1` has a channel with `l2` and should
therefore be attached to `channeld`. `l4` is just connected, so it should
be attached to `openingd`. `l3` has a channel open, but is disconnected
and we can't send to it.
"""
plugin = os.path.join(os.path.dirname(__file__), "plugins", "custommsg.py")
opts = {'log-level': 'io', 'plugin': plugin}
l1, l2, l3, l4 = node_factory.get_nodes(4, opts=opts)
node_factory.join_nodes([l1, l2, l3])
l2.connect(l4)
l3.stop()
msg = r'ff' * 32
serialized = r'04070020' + msg
# This address doesn't exist so we should get an error when we try sending
# a message to it.
node_id = '02df5ffe895c778e10f7742a6c5b8a0cefbe9465df58b92fadeb883752c8107c8f'
with pytest.raises(RpcError, match=r'No such peer'):
l1.rpc.dev_sendcustommsg(node_id, msg)
# `l3` is disconnected and we can't send messages to it
assert(not l2.rpc.listpeers(l3.info['id'])['peers'][0]['connected'])
with pytest.raises(RpcError, match=r'Peer is not connected'):
l2.rpc.dev_sendcustommsg(l3.info['id'], msg)
# We should not be able to send a bogus `ping` message, since it collides
# with a message defined in the spec, and could potentially mess up our
# internal state.
with pytest.raises(RpcError, match=r'Cannot send messages of type 18 .WIRE_PING.'):
l2.rpc.dev_sendcustommsg(l2.info['id'], r'0012')
# The sendcustommsg RPC call is currently limited to odd-typed messages,
# since they will not result in disconnections or even worse channel
# failures.
with pytest.raises(RpcError, match=r'Cannot send even-typed [0-9]+ custom message'):
l2.rpc.dev_sendcustommsg(l2.info['id'], r'00FE')
# This should work since the peer is currently owned by `channeld`
l2.rpc.dev_sendcustommsg(l1.info['id'], msg)
l2.daemon.wait_for_log(
r'{peer_id}-{owner}-chan#[0-9]: \[OUT\] {serialized}'.format(
owner='channeld', serialized=serialized, peer_id=l1.info['id']
)
)
l1.daemon.wait_for_log(r'\[IN\] {}'.format(serialized))
l1.daemon.wait_for_log(
r'Got a custom message {serialized} from peer {peer_id}'.format(
serialized=serialized, peer_id=l2.info['id']))
# This should work since the peer is currently owned by `openingd`
l2.rpc.dev_sendcustommsg(l4.info['id'], msg)
l2.daemon.wait_for_log(
r'{peer_id}-{owner}-chan#[0-9]: \[OUT\] {serialized}'.format(
owner='openingd', serialized=serialized, peer_id=l4.info['id']
)
)
l4.daemon.wait_for_log(r'\[IN\] {}'.format(serialized))
l4.daemon.wait_for_log(
r'Got a custom message {serialized} from peer {peer_id}'.format(
serialized=serialized, peer_id=l2.info['id']))
def test_sendonionmessage(node_factory):
l1, l2, l3 = node_factory.line_graph(3, opts={'experimental-onion-messages': None})
blindedpathtool = os.path.join(os.path.dirname(__file__), "..", "devtools", "blindedpath")
l1.rpc.call('sendonionmessage',
{'hops':
[{'id': l2.info['id']},
{'id': l3.info['id']}]})
assert l3.daemon.wait_for_log('Got onionmsg')
# Now by SCID.
l1.rpc.call('sendonionmessage',
{'hops':
[{'id': l2.info['id'],
'short_channel_id': l2.get_channel_scid(l3)},
{'id': l3.info['id']}]})
assert l3.daemon.wait_for_log('Got onionmsg')
# Now test blinded path.
output = subprocess.check_output(
[blindedpathtool, '--simple-output', 'create', l2.info['id'], l3.info['id']]
).decode('ASCII').strip()
# First line is blinding, then <peerid> then <encblob>.
blinding, p1, p1enc, p2 = output.split('\n')
# First hop can't be blinded!
assert p1 == l2.info['id']
l1.rpc.call('sendonionmessage',
{'hops':
[{'id': l2.info['id'],
'blinding': blinding,
'enctlv': p1enc},
{'id': p2}]})
assert l3.daemon.wait_for_log('Got onionmsg')
@unittest.skipIf(not EXPERIMENTAL_FEATURES, "Needs sendonionmessage")
def test_sendonionmessage_reply(node_factory):
blindedpathtool = os.path.join(os.path.dirname(__file__), "..", "devtools", "blindedpath")
plugin = os.path.join(os.path.dirname(__file__), "plugins", "onionmessage-reply.py")
l1, l2, l3 = node_factory.line_graph(3, opts={'plugin': plugin})
# Make reply path
output = subprocess.check_output(
[blindedpathtool, '--simple-output', 'create', l2.info['id'], l1.info['id']]
).decode('ASCII').strip()
# First line is blinding, then <peerid> then <encblob>.
blinding, p1, p1enc, p2 = output.split('\n')
# First hop can't be blinded!
assert p1 == l2.info['id']
# Also tests oversize payload which won't fit in 1366-byte onion.
l1.rpc.call('sendonionmessage',
{'hops':
[{'id': l2.info['id']},
{'id': l3.info['id'],
'invoice': '77' * 15000}],
'reply_path':
{'blinding': blinding,
'path': [{'id': p1, 'enctlv': p1enc}, {'id': p2}]}})
assert l3.daemon.wait_for_log('Got onionmsg reply_blinding reply_path')
assert l3.daemon.wait_for_log("Got onion_message invoice '{}'".format('77' * 15000))
assert l3.daemon.wait_for_log('Sent reply via')
assert l1.daemon.wait_for_log('Got onionmsg')
@unittest.skipIf(not DEVELOPER, "needs --dev-force-privkey")
def test_getsharedsecret(node_factory):
"""
Test getsharedsecret command.
"""
# From BOLT 8 test vectors.
options = [
{"dev-force-privkey": "1212121212121212121212121212121212121212121212121212121212121212"},
{}
]
l1, l2 = node_factory.get_nodes(2, opts=options)
# Check BOLT 8 test vectors.
shared_secret = l1.rpc.getsharedsecret("028d7500dd4c12685d1f568b4c2b5048e8534b873319f3a8daa612b469132ec7f7")['shared_secret']
assert (shared_secret == "1e2fb3c8fe8fb9f262f649f64d26ecf0f2c0a805a767cf02dc2d77a6ef1fdcc3")
# Clear the forced privkey of l1.
del l1.daemon.opts["dev-force-privkey"]
l1.restart()
# l1 and l2 can generate the same shared secret
# knowing only the public key of the other.
assert (l1.rpc.getsharedsecret(l2.info["id"])["shared_secret"]
== l2.rpc.getsharedsecret(l1.info["id"])["shared_secret"])
def test_commitfee_option(node_factory):
"""Sanity check for the --commit-fee startup option."""
l1, l2 = node_factory.get_nodes(2, opts=[{"commit-fee": "200"}, {}])
mock_wu = 5000
for l in [l1, l2]:
l.set_feerates((mock_wu, 0, 0, 0), True)
l1_commit_fees = l1.rpc.call("estimatefees")["unilateral_close"]
l2_commit_fees = l2.rpc.call("estimatefees")["unilateral_close"]
assert l1_commit_fees == 2 * l2_commit_fees == 2 * 4 * mock_wu # WU->VB
def test_listtransactions(node_factory):
"""Sanity check for the listtransactions RPC command"""
l1, l2 = node_factory.get_nodes(2, opts=[{}, {}])
wallettxid = l1.openchannel(l2, 10**5)["wallettxid"]
txids = [i["txid"] for tx in l1.rpc.listtransactions()["transactions"]
for i in tx["inputs"]]
# The txid of the transaction funding the channel is present, and
# represented as little endian (like bitcoind and explorers).
assert wallettxid in txids
def test_listfunds(node_factory):
"""Test listfunds command."""
l1, l2 = node_factory.get_nodes(2, opts=[{}, {}])
open_txid = l1.openchannel(l2, 10**5)["wallettxid"]
# unspent outputs
utxos = l1.rpc.listfunds()["outputs"]
# only 1 unspent output should be available
assert len(utxos) == 1
# both unspent and spent outputs
all_outputs = l1.rpc.listfunds(spent=True)["outputs"]
txids = [output['txid'] for output in all_outputs]
# 1 spent output (channel opening) and 1 unspent output
assert len(all_outputs) == 2
assert open_txid in txids