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core-lightning/tests/test_misc.py
Christian Decker d3731b08b1 pytest: Migrate all remaining tests into test_misc.py
2018-08-07 00:54:19 +00:00

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from decimal import Decimal
from fixtures import * # noqa: F401,F403
from flaky import flaky
from lightning import RpcError
from utils import DEVELOPER, sync_blockheight, only_one, wait_for
import json
import os
import pytest
import signal
import sqlite3
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 = node_factory.get_node()
l2 = node_factory.get_node()
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.fund_channel, 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):
configs = [
('0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518', 'JUNIORBEAM', '0266e4'),
('022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59', 'SILENTARTIST', '022d22'),
('035d2b1192dfba134e10e540875d366ebc8bc353d5aa766b80c090b39c3a5d885d', 'HOPPINGFIRE', '035d2b'),
('0382ce59ebf18be7d84677c2e35f23294b9992ceca95491fcf8a56c6cb2d9de199', 'JUNIORFELONY', '0382ce'),
('032cf15d1ad9c4a08d26eab1918f732d8ef8fdc6abb9640bf3db174372c491304e', 'SOMBERFIRE', '032cf1'),
('0265b6ab5ec860cd257865d61ef0bbf5b3339c36cbda8b26b74e7f1dca490b6518', 'LOUDPHOTO', '0265b6')
]
for key, alias, color in configs:
n = node_factory.get_node()
assert n.daemon.is_in_log('public key {}, alias {}.* \(color #{}\)'
.format(key, alias, color))
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, "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(fake_bitcoin_cli=True)
# Make sure we're not failing it between getblockhash and getblock.
sync_blockheight(bitcoind, [l1])
l1.fake_bitcoind_fail(1)
# This should cause both estimatefee and getblockhash fail
l1.daemon.wait_for_logs(['estimatesmartfee .* exited with status 1',
'getblockhash .* exited with status 1'])
# And they should retry!
l1.daemon.wait_for_logs(['estimatesmartfee .* exited with status 1',
'getblockhash .* exited with status 1'])
# Restore, then it should recover and get blockheight.
l1.fake_bitcoind_unfail()
bitcoind.generate_block(5)
sync_blockheight(bitcoind, [l1])
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
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.dev_ping(l2.info['id'], 0, 0)
assert ret['totlen'] == 4
# 1000-byte ping, 0-byte pong.
ret = l1.rpc.dev_ping(l2.info['id'], 1000, 0)
assert ret['totlen'] == 4
# 1000 byte pong.
ret = l1.rpc.dev_ping(l2.info['id'], 1000, 1000)
assert ret['totlen'] == 1004
# Maximum length pong.
ret = l1.rpc.dev_ping(l2.info['id'], 1000, 65531)
assert ret['totlen'] == 65535
# Overlength -> no reply.
for s in range(65532, 65536):
ret = l1.rpc.dev_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.dev_ping(l2.info['id'], 65530, 1)
# Test gossip pinging.
ping_tests(l1, l2)
if DEVELOPER:
l1.daemon.wait_for_log('Got pong 1000 bytes \({}\.\.\.\)'
.format(l2.info['version']), timeout=1)
l1.fund_channel(l2, 10**5)
# channeld pinging
ping_tests(l1, l2)
if DEVELOPER:
l1.daemon.wait_for_log('Got pong 1000 bytes \({}\.\.\.\)'
.format(l2.info['version']))
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for --dev-broadcast-interval")
def test_htlc_sig_persistence(node_factory, executor):
"""Interrupt a payment between two peers, then fail and recover funds using the HTLC sig.
"""
l1 = node_factory.get_node(options={'dev-no-reconnect': None})
l2 = node_factory.get_node(disconnect=['+WIRE_COMMITMENT_SIGNED'])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l1.fund_channel(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.daemon.wait_for_log('sendrawtx exit 0')
l2.stop()
l1.bitcoin.rpc.generate(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'
])
l1.bitcoin.rpc.generate(5)
l1.daemon.wait_for_log("Broadcasting OUR_HTLC_TIMEOUT_TO_US")
time.sleep(3)
l1.bitcoin.rpc.generate(1)
l1.daemon.wait_for_logs([
r'Owning output . (\d+) .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 DEVELOPER=1")
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']
l1 = node_factory.get_node(disconnect=disconnects,
options={'dev-no-reconnect': None})
l2 = node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
chanid = l1.fund_channel(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.pay, inv)
# 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.
bitcoind.generate_block(5 + 1)
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 DEVELOPER=1")
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']
l1 = node_factory.get_node(disconnect=disconnects,
options={'dev-no-reconnect': None})
l2 = node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
chanid = l1.fund_channel(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.pay, inv)
# 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). ctlv is 5+1.
bitcoind.generate_block(2)
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
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 DEVELOPER, "needs DEVELOPER=1")
def test_bech32_funding(node_factory):
# Don't get any funds from previous runs.
l1 = node_factory.get_node(random_hsm=True)
l2 = node_factory.get_node(random_hsm=True)
# connect
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
# fund a bech32 address and then open a channel with it
res = l1.openchannel(l2, 20000, 'bech32')
address = res['address']
assert address[0:4] == "bcrt"
# 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(node_factory, bitcoind):
amount = 1000000
# Don't get any funds from previous runs.
l1 = node_factory.get_node(random_hsm=True)
l2 = node_factory.get_node(random_hsm=True)
addr = l1.rpc.newaddr()['address']
# Add some funds to withdraw later
for i in range(10):
l1.bitcoin.rpc.sendtoaddress(addr, amount / 10**8 + 0.01)
bitcoind.generate_block(1)
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 10)
# Reach around into the db to check that outputs were added
db = sqlite3.connect(os.path.join(l1.daemon.lightning_dir, "lightningd.sqlite3"))
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=0')
assert(c.fetchone()[0] == 10)
waddr = l1.bitcoin.rpc.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)
out = l1.rpc.withdraw(waddr, 2 * 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'))
# Now make sure two of them were marked as spent
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=2')
assert(c.fetchone()[0] == 2)
# Now send some money to l2.
# lightningd uses P2SH-P2WPKH
waddr = l2.rpc.newaddr('bech32')['address']
l1.rpc.withdraw(waddr, 2 * amount)
l1.bitcoin.rpc.generate(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'] == 2 * amount
# Now make sure an additional two of them were marked as spent
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=2')
assert(c.fetchone()[0] == 4)
# 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', 2 * amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1pw508d6qejxtdg4y5r3zarvary0c5xw7kdl9fad', 2 * amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qw508d6qejxtdg4y5r3zarvary0c5xw7kxxxxxx', 2 * amount)
l1.rpc.withdraw(waddr, 2 * amount)
l1.bitcoin.rpc.generate(1)
# Now make sure additional two of them were marked as spent
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=2')
assert(c.fetchone()[0] == 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', 2 * amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1prp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qsm03tq', 2 * amount)
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qxxxxxx', 2 * amount)
l1.rpc.withdraw(waddr, 2 * amount)
l1.bitcoin.rpc.generate(1)
# Now make sure additional two of them were marked as spent
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=2')
assert(c.fetchone()[0] == 8)
# failure testing for invalid SegWit addresses, from BIP173
# HRP character out of range
with pytest.raises(RpcError):
l1.rpc.withdraw(' 1nwldj5', 2 * amount)
# overall max length exceeded
with pytest.raises(RpcError):
l1.rpc.withdraw('an84characterslonghumanreadablepartthatcontainsthenumber1andtheexcludedcharactersbio1569pvx', 2 * amount)
# No separator character
with pytest.raises(RpcError):
l1.rpc.withdraw('pzry9x0s0muk', 2 * amount)
# Empty HRP
with pytest.raises(RpcError):
l1.rpc.withdraw('1pzry9x0s0muk', 2 * amount)
# Invalid witness version
with pytest.raises(RpcError):
l1.rpc.withdraw('BC13W508D6QEJXTDG4Y5R3ZARVARY0C5XW7KN40WF2', 2 * amount)
# Invalid program length for witness version 0 (per BIP141)
with pytest.raises(RpcError):
l1.rpc.withdraw('BC1QR508D6QEJXTDG4Y5R3ZARVARYV98GJ9P', 2 * amount)
# Mixed case
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sL5k7', 2 * amount)
# Non-zero padding in 8-to-5 conversion
with pytest.raises(RpcError):
l1.rpc.withdraw('tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3pjxtptv', 2 * amount)
# Should have 6 outputs available.
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=0')
assert(c.fetchone()[0] == 6)
# Test withdrawal to self.
l1.rpc.withdraw(l1.rpc.newaddr('bech32')['address'], 'all')
bitcoind.rpc.generate(1)
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=0')
assert(c.fetchone()[0] == 1)
l1.rpc.withdraw(waddr, 'all')
c = db.cursor()
c.execute('SELECT COUNT(*) FROM outputs WHERE status=0')
assert(c.fetchone()[0] == 0)
# This should fail, can't even afford fee.
with pytest.raises(RpcError):
l1.rpc.withdraw(waddr, 'all')
l1.daemon.wait_for_log('Cannot afford transaction')
def test_addfunds_from_block(node_factory, bitcoind):
"""Send funds to the daemon without telling it explicitly
"""
# Previous runs with same bitcoind can leave funds!
l1 = node_factory.get_node(random_hsm=True)
addr = l1.rpc.newaddr()['address']
bitcoind.rpc.sendtoaddress(addr, 0.1)
bitcoind.rpc.generate(1)
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) == 1)
outputs = l1.db_query('SELECT value FROM outputs WHERE status=0;')
assert only_one(outputs)['value'] == 10000000
# The address we detect must match what was paid to.
output = only_one(l1.rpc.listfunds()['outputs'])
assert output['address'] == addr
# Send all our money to a P2WPKH address this time.
addr = l1.rpc.newaddr("bech32")['address']
l1.rpc.withdraw(addr, "all")
bitcoind.rpc.generate(1)
time.sleep(1)
# The address we detect must match what was paid to.
output = only_one(l1.rpc.listfunds()['outputs'])
assert output['address'] == addr
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']
pid1 = l1.subd_pid('channeld')
l1.daemon.wait_for_log('sendrawtx exit 0')
l1.bitcoin.generate_block(1)
l1.daemon.wait_for_log(' to CHANNELD_NORMAL')
pid2 = l2.subd_pid('channeld')
l2.daemon.wait_for_log(' to CHANNELD_NORMAL')
# Send it sigusr1: should turn on logging.
subprocess.run(['kill', '-USR1', pid1])
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.
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.
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):
l1 = node_factory.get_node()
addr = l1.rpc.getinfo()['address']
if 'dev-allow-localhost' in l1.daemon.opts:
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
def test_listconfigs(node_factory, bitcoind):
l1 = node_factory.get_node()
configs = l1.rpc.listconfigs()
# See utils.py
assert configs['bitcoin-datadir'] == bitcoind.bitcoin_dir
assert configs['lightning-dir'] == l1.daemon.lightning_dir
assert configs['allow-deprecated-apis'] is False
assert configs['network'] == 'regtest'
assert configs['ignore-fee-limits'] is False
# Test one at a time.
for c in configs.keys():
if c.startswith('#'):
continue
oneconfig = l1.rpc.listconfigs(config=c)
assert(oneconfig[c] == configs[c])
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))
l1.rpc._readobj(sock)
sock.close()
def test_cli(node_factory):
l1 = node_factory.get_node()
out = subprocess.check_output(['cli/lightning-cli',
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'help']).decode('utf-8')
# Test some known output.
assert 'help\n List available commands, or give verbose help on one command' in out
# Test JSON output.
out = subprocess.check_output(['cli/lightning-cli',
'--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',
'--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['verbose']
# Test keyword input (forced)
out = subprocess.check_output(['cli/lightning-cli',
'--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['verbose']
# Test ordered input (autodetect)
out = subprocess.check_output(['cli/lightning-cli',
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J',
'help', 'help']).decode('utf-8')
j, _ = json.JSONDecoder().raw_decode(out)
assert 'help [command]' in j['verbose']
# Test ordered input (forced)
out = subprocess.check_output(['cli/lightning-cli',
'--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['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',
'--lightning-dir={}'
.format(l1.daemon.lightning_dir),
'-J', '-o',
'sendpay']).decode('utf-8')
except Exception:
pass
@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()['address']
######################################################################
# 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()
# At height 111 we receive an incoming payment
hashes = bitcoind.rpc.generate(9)
bitcoind.rpc.sendtoaddress(addr, 1)
time.sleep(1) # mempool is still unpredictable
bitcoind.rpc.generate(1)
l1.daemon.wait_for_log(r'Owning')
outputs = l1.rpc.listfunds()['outputs']
assert len(outputs) == 1
######################################################################
# Second failure scenario: perform a 20 block reorg
bitcoind.rpc.generate(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.rpc.generate(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
assert [o for o in l1.rpc.listfunds()['outputs'] if o['status'] != "unconfirmed"] == []
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 just start with
# the current height
l1.daemon.opts['rescan'] = -500000
l1.stop()
bitcoind.rpc.generate(4)
l1.start()
l1.daemon.wait_for_log(r'Adding block 105')
assert not l1.daemon.is_in_log(r'Adding block 102')
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_query('UPDATE channel_configs SET channel_reserve_satoshis=0',
use_copy=False)
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: lightning_channeld: sent '
'ERROR Bad peer_add_htlc: CHANNEL_ERR_CHANNEL_CAPACITY_EXCEEDED'
)
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