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test_lightningd.py
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from concurrent import futures
from decimal import Decimal
import copy
import json
import logging
import queue
import os
import random
import re
import shutil
import socket
import sqlite3
import stat
import string
import subprocess
import sys
import tempfile
import threading
import time
import unittest
import utils
from lightning import LightningRpc
bitcoind = None
TEST_DIR = tempfile.mkdtemp(prefix='lightning-')
VALGRIND = os.getenv("NO_VALGRIND", "0") == "0"
DEVELOPER = os.getenv("DEVELOPER", "0") == "1"
TEST_DEBUG = os.getenv("TEST_DEBUG", "0") == "1"
print("Testing results are in {}".format(TEST_DIR))
if TEST_DEBUG:
logging.basicConfig(level=logging.DEBUG, stream=sys.stdout)
logging.info("Tests running in '%s'", TEST_DIR)
def to_json(arg):
return json.loads(json.dumps(arg))
def setupBitcoind(directory):
global bitcoind
bitcoind = utils.BitcoinD(bitcoin_dir=directory, rpcport=28332)
try:
bitcoind.start()
except Exception:
teardown_bitcoind()
raise
info = bitcoind.rpc.getnetworkinfo()
if info['version'] < 160000:
bitcoind.rpc.stop()
raise ValueError("bitcoind is too old. At least version 16000 (v0.16.0)"
" is needed, current version is {}".format(info['version']))
info = bitcoind.rpc.getblockchaininfo()
# Make sure we have some spendable funds
if info['blocks'] < 101:
bitcoind.generate_block(101 - info['blocks'])
elif bitcoind.rpc.getwalletinfo()['balance'] < 1:
logging.debug("Insufficient balance, generating 1 block")
bitcoind.generate_block(1)
def wait_for(success, timeout=30, interval=0.1):
start_time = time.time()
while not success() and time.time() < start_time + timeout:
time.sleep(interval)
if time.time() > start_time + timeout:
raise ValueError("Error waiting for {}", success)
def wait_forget_channels(node):
"""This node is closing all of its channels, check we are forgetting them
"""
node.daemon.wait_for_log(r'onchaind complete, forgetting peer')
# May have reconnected, but should merely be gossiping.
for peer in node.rpc.listpeers()['peers']:
assert peer['state'] == 'GOSSIPING'
assert node.db_query("SELECT * FROM channels") == []
def sync_blockheight(nodes):
target = bitcoind.rpc.getblockcount()
for n in nodes:
wait_for(lambda: n.rpc.getinfo()['blockheight'] == target)
def teardown_bitcoind():
global bitcoind
try:
bitcoind.rpc.stop()
except Exception:
bitcoind.proc.kill()
bitcoind.proc.wait()
class NodeFactory(object):
"""A factory to setup and start `lightningd` daemons.
"""
def __init__(self, testname, bitcoind, executor):
self.testname = testname
self.next_id = 1
self.nodes = []
self.executor = executor
self.bitcoind = bitcoind
def get_next_port(self):
return 16330 + self.next_id
def get_node(self, disconnect=None, options=None, may_fail=False, may_reconnect=False, random_hsm=False, fake_bitcoin_cli=False):
node_id = self.next_id
port = self.get_next_port()
self.next_id += 1
lightning_dir = os.path.join(
TEST_DIR, self.testname, "lightning-{}/".format(node_id))
if os.path.exists(lightning_dir):
shutil.rmtree(lightning_dir)
socket_path = os.path.join(lightning_dir, "lightning-rpc").format(node_id)
daemon = utils.LightningD(lightning_dir, self.bitcoind.bitcoin_dir, port=port, random_hsm=random_hsm)
# If we have a disconnect string, dump it to a file for daemon.
if disconnect:
with open(os.path.join(lightning_dir, "dev_disconnect"), "w") as f:
f.write("\n".join(disconnect))
daemon.opts["dev-disconnect"] = "dev_disconnect"
if DEVELOPER:
daemon.opts["dev-fail-on-subdaemon-fail"] = None
daemon.env["LIGHTNINGD_DEV_MEMLEAK"] = "1"
if VALGRIND:
daemon.env["LIGHTNINGD_DEV_NO_BACKTRACE"] = "1"
if not may_reconnect:
daemon.opts["dev-no-reconnect"] = None
if fake_bitcoin_cli:
cli = os.path.join(lightning_dir, "fake-bitcoin-cli")
with open(cli, "w") as text_file:
print("""#! /bin/sh
! [ -f bitcoin-cli-fail ] || exit `cat bitcoin-cli-fail`
exec bitcoin-cli "$@"
""", file=text_file)
os.chmod(cli, os.stat(cli).st_mode | stat.S_IEXEC)
daemon.opts['bitcoin-cli'] = cli
if options is not None:
daemon.opts.update(options)
rpc = LightningRpc(socket_path, self.executor)
node = utils.LightningNode(daemon, rpc, self.bitcoind, self.executor, may_fail=may_fail, may_reconnect=may_reconnect)
self.nodes.append(node)
if VALGRIND:
node.daemon.cmd_prefix = [
'valgrind',
'-q',
'--trace-children=yes',
'--trace-children-skip=*bitcoin-cli*',
'--error-exitcode=7',
'--log-file={}/valgrind-errors.%p'.format(node.daemon.lightning_dir)
]
try:
node.daemon.start()
except Exception:
node.daemon.stop()
raise
# Cache `getinfo`, we'll be using it a lot
node.info = node.rpc.getinfo()
return node
def killall(self, expected_successes):
"""Returns true if every node we expected to succeed actually succeeded"""
unexpected_fail = False
for i in range(len(self.nodes)):
leaks = None
# leak detection upsets VALGRIND by reading uninitialized mem.
# If it's dead, we'll catch it below.
if not VALGRIND:
try:
# This also puts leaks in log.
leaks = self.nodes[i].rpc.dev_memleak()['leaks']
except Exception:
pass
try:
self.nodes[i].stop()
except Exception:
if expected_successes[i]:
unexpected_fail = True
if leaks is not None and len(leaks) != 0:
raise Exception("Node {} has memory leaks: {}"
.format(self.nodes[i].daemon.lightning_dir, leaks))
return not unexpected_fail
class BaseLightningDTests(unittest.TestCase):
def setUp(self):
bitcoin_dir = os.path.join(TEST_DIR, self._testMethodName, "bitcoind")
setupBitcoind(bitcoin_dir)
# Most of the executor threads will be waiting for IO, so
# let's have a few of them
self.executor = futures.ThreadPoolExecutor(max_workers=20)
self.node_factory = NodeFactory(self._testMethodName, bitcoind, self.executor)
def getValgrindErrors(self, node):
for error_file in os.listdir(node.daemon.lightning_dir):
if not re.fullmatch("valgrind-errors.\d+", error_file):
continue
with open(os.path.join(node.daemon.lightning_dir, error_file), 'r') as f:
errors = f.read().strip()
if errors:
return errors, error_file
return None, None
def printValgrindErrors(self, node):
errors, fname = self.getValgrindErrors(node)
if errors:
print("-" * 31, "Valgrind errors", "-" * 32)
print("Valgrind error file:", fname)
print(errors)
print("-" * 80)
return 1 if errors else 0
def getCrashLog(self, node):
if node.may_fail:
return None, None
try:
crashlog = os.path.join(node.daemon.lightning_dir, 'crash.log')
with open(crashlog, 'r') as f:
return f.readlines(), crashlog
except Exception:
return None, None
def printCrashLog(self, node):
errors, fname = self.getCrashLog(node)
if errors:
print("-" * 10, "{} (last 50 lines)".format(fname), "-" * 10)
for l in errors[-50:]:
print(l, end='')
print("-" * 80)
return 1 if errors else 0
def checkReconnect(self, node):
# Without DEVELOPER, we can't suppress reconnection.
if node.may_reconnect or not DEVELOPER:
return 0
if node.daemon.is_in_log('Peer has reconnected'):
return 1
return 0
def tearDown(self):
ok = self.node_factory.killall([not n.may_fail for n in self.node_factory.nodes])
self.executor.shutdown(wait=False)
teardown_bitcoind()
err_count = 0
# Do not check for valgrind error files if it is disabled
if VALGRIND:
for node in self.node_factory.nodes:
err_count += self.printValgrindErrors(node)
if err_count:
raise ValueError("{} nodes reported valgrind errors".format(err_count))
for node in self.node_factory.nodes:
err_count += self.printCrashLog(node)
if err_count:
raise ValueError("{} nodes had crash.log files".format(err_count))
for node in self.node_factory.nodes:
err_count += self.checkReconnect(node)
if err_count:
raise ValueError("{} nodes had unexpected reconnections".format(err_count))
if not ok:
raise Exception("At least one lightning exited with unexpected non-zero return code")
class LightningDTests(BaseLightningDTests):
def connect(self, may_reconnect=False):
l1 = self.node_factory.get_node(may_reconnect=may_reconnect)
l2 = self.node_factory.get_node(may_reconnect=may_reconnect)
ret = l1.rpc.connect(l2.info['id'], 'localhost', l2.info['port'])
assert ret['id'] == l2.info['id']
l1.daemon.wait_for_log('Handing back peer .* to master')
l2.daemon.wait_for_log('Handing back peer .* to master')
return l1, l2
# Waits until l1 notices funds
def give_funds(self, l1, satoshi):
addr = l1.rpc.newaddr()['address']
bitcoind.rpc.sendtoaddress(addr, satoshi / 10**8)
numfunds = len(l1.rpc.listfunds()['outputs'])
bitcoind.generate_block(1)
wait_for(lambda: len(l1.rpc.listfunds()['outputs']) > numfunds)
# Returns the short channel-id: <blocknum>:<txnum>:<outnum>
def fund_channel(self, l1, l2, amount):
# Generates a block, so we know next tx will be first in block.
self.give_funds(l1, amount + 1000000)
num_tx = len(l1.bitcoin.rpc.getrawmempool())
tx = l1.rpc.fundchannel(l2.info['id'], amount)['tx']
# Technically, this is async to fundchannel.
l1.daemon.wait_for_log('sendrawtx exit 0')
wait_for(lambda: len(l1.bitcoin.rpc.getrawmempool()) == num_tx + 1)
l1.bitcoin.generate_block(1)
# We wait until gossipd sees local update, as well as status NORMAL,
# so it can definitely route through.
l1.daemon.wait_for_logs(['update for channel .* now ACTIVE', 'to CHANNELD_NORMAL'])
l2.daemon.wait_for_logs(['update for channel .* now ACTIVE', 'to CHANNELD_NORMAL'])
# Hacky way to find our output.
decoded = bitcoind.rpc.decoderawtransaction(tx)
for out in decoded['vout']:
# Sometimes a float? Sometimes a decimal? WTF Python?!
if out['scriptPubKey']['type'] == 'witness_v0_scripthash':
if out['value'] == Decimal(amount) / 10**8 or out['value'] * 10**8 == amount:
return "{}:1:{}".format(bitcoind.rpc.getblockcount(), out['n'])
# Intermittent decoding failure. See if it decodes badly twice?
decoded2 = bitcoind.rpc.decoderawtransaction(tx)
raise ValueError("Can't find {} payment in {} (1={} 2={})".format(amount, tx, decoded, decoded2))
def pay(self, lsrc, ldst, amt, label=None, async=False):
if not label:
label = ''.join(random.choice(string.ascii_letters + string.digits) for _ in range(20))
rhash = ldst.rpc.invoice(amt, label, label)['payment_hash']
assert ldst.rpc.listinvoices(label)['invoices'][0]['status'] == 'unpaid'
routestep = {
'msatoshi': amt,
'id': ldst.info['id'],
'delay': 5,
'channel': '1:1:1'
}
def wait_pay():
# Up to 10 seconds for payment to succeed.
start_time = time.time()
while ldst.rpc.listinvoices(label)['invoices'][0]['status'] != 'paid':
if time.time() > start_time + 10:
raise TimeoutError('Payment timed out')
time.sleep(0.1)
# sendpay is async now
lsrc.rpc.sendpay(to_json([routestep]), rhash)
if async:
return self.executor.submit(wait_pay)
else:
# wait for sendpay to comply
lsrc.rpc.waitsendpay(rhash)
# This waits until gossipd sees channel_update in both directions
# (or for local channels, at least a local announcement)
def wait_for_routes(self, l1, channel_ids):
bitcoind.generate_block(5)
# Could happen in any order...
l1.daemon.wait_for_logs(['Received channel_update for channel {}\\(0\\)'.format(c)
for c in channel_ids] +
['Received channel_update for channel {}\\(1\\)'.format(c)
for c in channel_ids])
def fake_bitcoind_fail(self, l1, exitcode):
# Create and rename, for atomicity.
f = os.path.join(l1.daemon.lightning_dir, "bitcoin-cli-fail.tmp")
with open(f, "w") as text_file:
print(exitcode, file=text_file)
os.rename(f, os.path.join(l1.daemon.lightning_dir, "bitcoin-cli-fail"))
def fake_bitcoind_unfail(self, l1):
os.remove(os.path.join(l1.daemon.lightning_dir, "bitcoin-cli-fail"))
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_shutdown(self):
# Fail, in that it will exit before cleanup.
l1 = self.node_factory.get_node(may_fail=True)
if not VALGRIND:
leaks = l1.rpc.dev_memleak()['leaks']
if len(leaks):
raise Exception("Node {} has memory leaks: {}"
.format(l1.daemon.lightning_dir, leaks))
l1.rpc.stop()
def test_autocleaninvoice(self):
l1 = self.node_factory.get_node()
l1.rpc.autocleaninvoice(cycle_seconds=8, expired_by=2)
l1.rpc.invoice(msatoshi=12300, label='inv1', description='1', expiry=4)
l1.rpc.invoice(msatoshi=12300, label='inv2', description='2', expiry=12)
# time 0
# Both should still be there.
assert len(l1.rpc.listinvoices('inv1')['invoices']) == 1
assert len(l1.rpc.listinvoices('inv2')['invoices']) == 1
time.sleep(6) # total 6
# Both should still be there - auto clean cycle not started.
# inv1 should be expired
assert len(l1.rpc.listinvoices('inv1')['invoices']) == 1
assert l1.rpc.listinvoices('inv1')['invoices'][0]['status'] == 'expired'
assert len(l1.rpc.listinvoices('inv2')['invoices']) == 1
assert l1.rpc.listinvoices('inv2')['invoices'][0]['status'] != 'expired'
time.sleep(4) # total 10
# inv1 should have deleted, inv2 still there and unexpired.
assert len(l1.rpc.listinvoices('inv1')['invoices']) == 0
assert len(l1.rpc.listinvoices('inv2')['invoices']) == 1
assert l1.rpc.listinvoices('inv2')['invoices'][0]['status'] != 'expired'
time.sleep(4) # total 14
# inv2 should still be there, but expired
assert len(l1.rpc.listinvoices('inv1')['invoices']) == 0
assert len(l1.rpc.listinvoices('inv2')['invoices']) == 1
assert l1.rpc.listinvoices('inv2')['invoices'][0]['status'] == 'expired'
time.sleep(4) # total 18
# Everything deleted
assert len(l1.rpc.listinvoices('inv1')['invoices']) == 0
assert len(l1.rpc.listinvoices('inv2')['invoices']) == 0
def test_invoice_preimage(self):
"""Test explicit invoice 'preimage'.
"""
l1, l2 = self.connect()
self.fund_channel(l1, l2, 10**6)
# I promise the below number is randomly generated
invoice_preimage = "17b08f669513b7379728fc1abcea5eaf3448bc1eba55a68ca2cd1843409cdc04"
# Make invoice and pay it
inv = l2.rpc.invoice(msatoshi=123456, label="inv", description="?", preimage=invoice_preimage)
payment = l1.rpc.pay(inv['bolt11'])
# Check preimage was given.
payment_preimage = payment['payment_preimage']
assert invoice_preimage == payment_preimage
# Creating a new invoice with same preimage should error.
self.assertRaisesRegex(ValueError,
"preimage already used",
l2.rpc.invoice, 123456, 'inv2', '?',
None, None, invoice_preimage)
def test_invoice(self):
l1 = self.node_factory.get_node()
l2 = self.node_factory.get_node()
addr1 = l2.rpc.newaddr('bech32')['address']
addr2 = l2.rpc.newaddr('p2sh-segwit')['address']
before = int(time.time())
inv = l1.rpc.invoice(123000, 'label', 'description', '3700', [addr1, addr2])
after = int(time.time())
b11 = l1.rpc.decodepay(inv['bolt11'])
assert b11['currency'] == 'bcrt'
assert b11['created_at'] >= before
assert b11['created_at'] <= after
assert b11['payment_hash'] == inv['payment_hash']
assert b11['description'] == 'description'
assert b11['expiry'] == 3700
assert b11['payee'] == l1.info['id']
assert len(b11['fallbacks']) == 2
assert b11['fallbacks'][0]['addr'] == addr1
assert b11['fallbacks'][0]['type'] == 'P2WPKH'
assert b11['fallbacks'][1]['addr'] == addr2
assert b11['fallbacks'][1]['type'] == 'P2SH'
# Check pay_index is null
outputs = l1.db_query('SELECT pay_index IS NULL AS q FROM invoices WHERE label="label";')
assert len(outputs) == 1 and outputs[0]['q'] != 0
# Check any-amount invoice
inv = l1.rpc.invoice("any", 'label2', 'description2')
b11 = inv['bolt11']
# Amount usually comes after currency (bcrt in our case),
# but an any-amount invoices will have no amount
assert b11.startswith("lnbcrt1")
# By bech32 rules, the last '1' digit is the separator
# between the human-readable and data parts. We want
# to match the "lnbcrt1" above with the '1' digit as the
# separator, and not for example "lnbcrt1m1....".
assert b11.count('1') == 1
def test_invoice_weirdstring(self):
l1 = self.node_factory.get_node()
weird_label = 'label \\ " \t \n'
weird_desc = 'description \\ " \t \n'
l1.rpc.invoice(123000, weird_label, weird_desc)
# FIXME: invoice RPC should return label!
# Can find by this label.
inv = l1.rpc.listinvoices(weird_label)['invoices'][0]
assert inv['label'] == weird_label
# Can find this in list.
inv = l1.rpc.listinvoices()['invoices'][0]
assert inv['label'] == weird_label
b11 = l1.rpc.decodepay(inv['bolt11'])
assert b11['description'] == weird_desc
# Can delete by weird label.
l1.rpc.delinvoice(weird_label, "unpaid")
# We can also use numbers as labels.
weird_label = 25
weird_desc = '"'
l1.rpc.invoice(123000, weird_label, weird_desc)
# FIXME: invoice RPC should return label!
# Can find by this label.
inv = l1.rpc.listinvoices(weird_label)['invoices'][0]
assert inv['label'] == str(weird_label)
# Can find this in list.
inv = l1.rpc.listinvoices()['invoices'][0]
assert inv['label'] == str(weird_label)
b11 = l1.rpc.decodepay(inv['bolt11'])
assert b11['description'] == weird_desc
# Can delete by weird label.
l1.rpc.delinvoice(weird_label, "unpaid")
def test_invoice_expiry(self):
l1, l2 = self.connect()
chanid = self.fund_channel(l1, l2, 10**6)
# Wait for route propagation.
self.wait_for_routes(l1, [chanid])
inv = l2.rpc.invoice(msatoshi=123000, label='test_pay', description='description', expiry=1)['bolt11']
time.sleep(2)
self.assertRaises(ValueError, l1.rpc.pay, inv)
assert l2.rpc.listinvoices('test_pay')['invoices'][0]['status'] == 'expired'
assert l2.rpc.listinvoices('test_pay')['invoices'][0]['expires_at'] < time.time()
# Try deleting it.
self.assertRaisesRegex(ValueError,
'Invoice status is expired not unpaid',
l2.rpc.delinvoice,
'test_pay', 'unpaid')
self.assertRaisesRegex(ValueError,
'Invoice status is expired not paid',
l2.rpc.delinvoice,
'test_pay', 'paid')
l2.rpc.delinvoice('test_pay', 'expired')
self.assertRaisesRegex(ValueError,
'Unknown invoice',
l2.rpc.delinvoice,
'test_pay', 'expired')
# Test expiration waiting.
# The second invoice created expires first.
l2.rpc.invoice('any', 'inv1', 'description', 10)
l2.rpc.invoice('any', 'inv2', 'description', 4)
l2.rpc.invoice('any', 'inv3', 'description', 16)
creation = int(time.time())
# Check waitinvoice correctly waits
w1 = self.executor.submit(l2.rpc.waitinvoice, 'inv1')
w2 = self.executor.submit(l2.rpc.waitinvoice, 'inv2')
w3 = self.executor.submit(l2.rpc.waitinvoice, 'inv3')
time.sleep(2) # total 2
assert not w1.done()
assert not w2.done()
assert not w3.done()
time.sleep(4) # total 6
assert not w1.done()
self.assertRaises(ValueError, w2.result)
assert not w3.done()
time.sleep(6) # total 12
self.assertRaises(ValueError, w1.result)
assert not w3.done()
time.sleep(8) # total 20
self.assertRaises(ValueError, w3.result)
# Test delexpiredinvoice
l2.rpc.delexpiredinvoice(maxexpirytime=creation + 8)
# only inv2 should have been deleted
assert len(l2.rpc.listinvoices()['invoices']) == 2
assert len(l2.rpc.listinvoices('inv2')['invoices']) == 0
# Test delexpiredinvoice all
l2.rpc.delexpiredinvoice()
# all invoices are expired and should be deleted
assert len(l2.rpc.listinvoices()['invoices']) == 0
def test_connect(self):
l1, l2 = self.connect()
# These should be in gossipd.
assert l1.rpc.getpeer(l2.info['id'])['state'] == 'GOSSIPING'
assert l2.rpc.getpeer(l1.info['id'])['state'] == 'GOSSIPING'
# Both gossipds will have them as new peers once handed back.
l1.daemon.wait_for_log('hand_back_peer {}: now local again'.format(l2.info['id']))
l2.daemon.wait_for_log('hand_back_peer {}: now local again'.format(l1.info['id']))
# Reconnect should be a noop
ret = l1.rpc.connect(l2.info['id'], 'localhost', port=l2.info['port'])
assert ret['id'] == l2.info['id']
ret = l2.rpc.connect(l1.info['id'], host='localhost', port=l1.info['port'])
assert ret['id'] == l1.info['id']
# Should still only have one peer!
assert len(l1.rpc.listpeers()) == 1
assert len(l2.rpc.listpeers()) == 1
# Should get reasonable error if unknown addr for peer.
self.assertRaisesRegex(ValueError,
"No address known",
l1.rpc.connect, '032cf15d1ad9c4a08d26eab1918f732d8ef8fdc6abb9640bf3db174372c491304e')
# Should get reasonable error if connection refuse.
self.assertRaisesRegex(ValueError,
"Connection establishment: Connection refused",
l1.rpc.connect, '032cf15d1ad9c4a08d26eab1918f732d8ef8fdc6abb9640bf3db174372c491304e', 'localhost', 1)
# Should get reasonable error if wrong key for peer.
self.assertRaisesRegex(ValueError,
"Cryptographic handshake: ",
l1.rpc.connect, '032cf15d1ad9c4a08d26eab1918f732d8ef8fdc6abb9640bf3db174372c491304e', 'localhost', l2.info['port'])
def test_connect_by_gossip(self):
"""Test connecting to an unknown peer using node gossip
"""
l1 = self.node_factory.get_node()
l2 = self.node_factory.get_node()
# Force l3 to give its address.
l3port = self.node_factory.get_next_port()
l3 = self.node_factory.get_node(options={"ipaddr": "127.0.0.1:{}".format(l3port)})
l2.rpc.connect(l3.info['id'], 'localhost', l3.info['port'])
# Nodes are gossiped only if they have channels
chanid = self.fund_channel(l2, l3, 10**6)
# Let channel reach announcement depth
self.wait_for_routes(l2, [chanid])
# Make sure l3 has given node announcement to l2.
l2.daemon.wait_for_logs(['Received node_announcement for node {}'.format(l3.info['id'])])
# Let l1 learn of l3 by node gossip
l1.rpc.connect(l2.info['id'], 'localhost', l2.info['port'])
l1.daemon.wait_for_logs(['Received node_announcement for node {}'.format(l3.info['id'])])
# Have l1 connect to l3 without explicit host and port.
l1.rpc.connect(l3.info['id'])
def test_connect_standard_addr(self):
"""Test standard node@host:port address
"""
l1 = self.node_factory.get_node()
l2 = self.node_factory.get_node()
l3 = self.node_factory.get_node()
# node@host
ret = l1.rpc.connect("{}@{}".format(l2.info['id'], 'localhost'), port=l2.info['port'])
assert ret['id'] == l2.info['id']
# node@host:port
ret = l1.rpc.connect("{}@localhost:{}".format(l3.info['id'], l3.info['port']))
assert ret['id'] == l3.info['id']
# node@[ipv6]:port --- not supported by our CI
# ret = l1.rpc.connect("{}@[::1]:{}".format(l3.info['id'], l3.info['port']))
# assert ret['id'] == l3.info['id']
def test_reconnect_channel_peers(self):
l1 = self.node_factory.get_node(may_reconnect=True)
l2 = self.node_factory.get_node(may_reconnect=True)
l1.rpc.connect(l2.info['id'], 'localhost', l2.info['port'])
self.fund_channel(l1, l2, 10**6)
l2.stop()
l2.daemon.start()
# Should reconnect.
wait_for(lambda: l1.rpc.listpeers(l2.info['id'])['peers'][0]['connected'])
wait_for(lambda: l2.rpc.listpeers(l1.info['id'])['peers'][0]['connected'])
# Connect command should succeed.
l1.rpc.connect(l2.info['id'], 'localhost', l2.info['port'])
# Stop l2 and wait for l1 to notice.
l2.stop()
wait_for(lambda: not l1.rpc.listpeers(l2.info['id'])['peers'][0]['connected'])
# Now should fail.
self.assertRaisesRegex(ValueError,
"Connection refused",
l1.rpc.connect, l2.info['id'], 'localhost', l2.info['port'])
# Wait for exponential backoff to give us a 2 second window.
l1.daemon.wait_for_log('...will try again in 2 seconds')
# It should now succeed when it restarts.
l2.daemon.start()
# Multiples should be fine!
fut1 = self.executor.submit(l1.rpc.connect, l2.info['id'], 'localhost', l2.info['port'])
fut2 = self.executor.submit(l1.rpc.connect, l2.info['id'], 'localhost', l2.info['port'])
fut3 = self.executor.submit(l1.rpc.connect, l2.info['id'], 'localhost', l2.info['port'])
fut1.result(10)
fut2.result(10)
fut3.result(10)
def test_balance(self):
l1, l2 = self.connect()
self.fund_channel(l1, l2, 10**6)
p1 = l1.rpc.getpeer(peer_id=l2.info['id'], level='info')['channels'][0]
p2 = l2.rpc.getpeer(l1.info['id'], 'info')['channels'][0]
assert p1['msatoshi_to_us'] == 10**6 * 1000
assert p1['msatoshi_total'] == 10**6 * 1000
assert p2['msatoshi_to_us'] == 0
assert p2['msatoshi_total'] == 10**6 * 1000
def test_decodepay(self):
l1 = self.node_factory.get_node()
# BOLT #11:
# > ### Please make a donation of any amount using payment_hash 0001020304050607080900010203040506070809000102030405060708090102 to me @03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad
# > lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdpl2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d73gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ecky03ylcqca784w
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash
# * `p5`: `data_length` (`p` = 1, `5` = 20. 1 * 32 + 20 == 52)
# * `qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypq`: payment hash 0001020304050607080900010203040506070809000102030405060708090102
# * `d`: short description
# * `pl`: `data_length` (`p` = 1, `l` = 31. 1 * 32 + 31 == 63)
# * `2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq`: 'Please consider supporting this project'
# * `32vjcgqxyuj7nqphl3xmmhls2rkl3t97uan4j0xa87gj5779czc8p0z58zf5wpt9ggem6adl64cvawcxlef9djqwp2jzzfvs272504sp`: signature
# * `0lkg3c`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdpl2pkx2ctnv5sxxmmwwd5kgetjypeh2ursdae8g6twvus8g6rfwvs8qun0dfjkxaq8rkx3yf5tcsyz3d73gafnh3cax9rn449d9p5uxz9ezhhypd0elx87sjle52x86fux2ypatgddc6k63n7erqz25le42c4u4ecky03ylcqca784w')
assert b11['currency'] == 'bc'
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['description'] == 'Please consider supporting this project'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# BOLT #11:
# > ### Please send $3 for a cup of coffee to the same peer, within 1 minute
# > lnbc2500u1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5xysxxatsyp3k7enxv4jsxqzpuaztrnwngzn3kdzw5hydlzf03qdgm2hdq27cqv3agm2awhz5se903vruatfhq77w3ls4evs3ch9zw97j25emudupq63nyw24cg27h2rspfj9srp
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `2500u`: amount (2500 micro-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `d`: short description
# * `q5`: `data_length` (`q` = 0, `5` = 20. 0 * 32 + 20 == 20)
# * `xysxxatsyp3k7enxv4js`: '1 cup coffee'
# * `x`: expiry time
# * `qz`: `data_length` (`q` = 0, `z` = 2. 0 * 32 + 2 == 2)
# * `pu`: 60 seconds (`p` = 1, `u` = 28. 1 * 32 + 28 == 60)
# * `azh8qt5w7qeewkmxtv55khqxvdfs9zzradsvj7rcej9knpzdwjykcq8gv4v2dl705pjadhpsc967zhzdpuwn5qzjm0s4hqm2u0vuhhqq`: signature
# * `7vc09u`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc2500u1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5xysxxatsyp3k7enxv4jsxqzpuaztrnwngzn3kdzw5hydlzf03qdgm2hdq27cqv3agm2awhz5se903vruatfhq77w3ls4evs3ch9zw97j25emudupq63nyw24cg27h2rspfj9srp')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 2500 * 10**11 // 1000000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['description'] == '1 cup coffee'
assert b11['expiry'] == 60
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# BOLT #11:
# > ### Now send $24 for an entire list of things (hashed)
# > lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqscc6gd6ql3jrc5yzme8v4ntcewwz5cnw92tz0pc8qcuufvq7khhr8wpald05e92xw006sq94mg8v2ndf4sefvf9sygkshp5zfem29trqq2yxxz7
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `h`: tagged field: hash of description
# * `p5`: `data_length` (`p` = 1, `5` = 20. 1 * 32 + 20 == 52)
# * `8yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs`: SHA256 of 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon'
# * `vjfls3ljx9e93jkw0kw40yxn4pevgzflf83qh2852esjddv4xk4z70nehrdcxa4fk0t6hlcc6vrxywke6njenk7yzkzw0quqcwxphkcp`: signature
# * `vam37w`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqscc6gd6ql3jrc5yzme8v4ntcewwz5cnw92tz0pc8qcuufvq7khhr8wpald05e92xw006sq94mg8v2ndf4sefvf9sygkshp5zfem29trqq2yxxz7', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
# > ### The same, on testnet, with a fallback address mk2QpYatsKicvFVuTAQLBryyccRXMUaGHP
# > lntb20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfpp3x9et2e20v6pu37c5d9vax37wxq72un98kmzzhznpurw9sgl2v0nklu2g4d0keph5t7tj9tcqd8rexnd07ux4uv2cjvcqwaxgj7v4uwn5wmypjd5n69z2xm3xgksg28nwht7f6zspwp3f9t
#
# Breakdown:
#
# * `lntb`: prefix, lightning on bitcoin testnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `3x9et2e20v6pu37c5d9vax37wxq72un98`: `3` = 17, so P2PKH address
# * `h`: tagged field: hash of description...
# * `qh84fmvn2klvglsjxfy0vq2mz6t9kjfzlxfwgljj35w2kwa60qv49k7jlsgx43yhs9nuutllkhhnt090mmenuhp8ue33pv4klmrzlcqp`: signature
# * `us2s2r`: Bech32 checksum
b11 = l1.rpc.decodepay('lntb20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfpp3x9et2e20v6pu37c5d9vax37wxq72un98kmzzhznpurw9sgl2v0nklu2g4d0keph5t7tj9tcqd8rexnd07ux4uv2cjvcqwaxgj7v4uwn5wmypjd5n69z2xm3xgksg28nwht7f6zspwp3f9t', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'tb'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallbacks'][0]['type'] == 'P2PKH'
assert b11['fallbacks'][0]['addr'] == 'mk2QpYatsKicvFVuTAQLBryyccRXMUaGHP'
# > ### On mainnet, with fallback address 1RustyRX2oai4EYYDpQGWvEL62BBGqN9T with extra routing info to go via nodes 029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255 then 039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255
# > lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfpp3qjmp7lwpagxun9pygexvgpjdc4jdj85fr9yq20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqpqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqgqqqqq7qqzqj9n4evl6mr5aj9f58zp6fyjzup6ywn3x6sk8akg5v4tgn2q8g4fhx05wf6juaxu9760yp46454gpg5mtzgerlzezqcqvjnhjh8z3g2qqdhhwkj
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `h`: tagged field: hash of description...
# * `f`: tagged field: fallback address
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `3` = 17, so P2PKH address
# * `qjmp7lwpagxun9pygexvgpjdc4jdj85f`: 160 bit P2PKH address
# * `r`: tagged field: route information
# * `9y`: `data_length` (`9` = 5, `y` = 4. 5 * 32 + 4 = 164)
# `q20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqqqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqqqqqqq7qqzq`: pubkey `029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255`, `short_channel_id` 0102030405060708, `fee_base_msat` 1 millisatoshi, `fee_proportional_millionths` 20, `cltv_expiry_delta` 3. pubkey `039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255`, `short_channel_id` 030405060708090a, `fee_base_msat` 2 millisatoshi, `fee_proportional_millionths` 30, `cltv_expiry_delta` 4.
# * `j9n4evl6mr5aj9f58zp6fyjzup6ywn3x6sk8akg5v4tgn2q8g4fhx05wf6juaxu9760yp46454gpg5mtzgerlzezqcqvjnhjh8z3g2qq`: signature
# * `dhhwkj`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfpp3qjmp7lwpagxun9pygexvgpjdc4jdj85fr9yq20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqpqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqgqqqqq7qqzqj9n4evl6mr5aj9f58zp6fyjzup6ywn3x6sk8akg5v4tgn2q8g4fhx05wf6juaxu9760yp46454gpg5mtzgerlzezqcqvjnhjh8z3g2qqdhhwkj', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallbacks'][0]['type'] == 'P2PKH'
assert b11['fallbacks'][0]['addr'] == '1RustyRX2oai4EYYDpQGWvEL62BBGqN9T'
assert len(b11['routes']) == 1
assert len(b11['routes'][0]) == 2
assert b11['routes'][0][0]['pubkey'] == '029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'
# 0x010203:0x040506:0x0708
assert b11['routes'][0][0]['short_channel_id'] == '66051:263430:1800'
assert b11['routes'][0][0]['fee_base_msat'] == 1
assert b11['routes'][0][0]['fee_proportional_millionths'] == 20
assert b11['routes'][0][0]['cltv_expiry_delta'] == 3
assert b11['routes'][0][1]['pubkey'] == '039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'
# 0x030405:0x060708:0x090a
assert b11['routes'][0][1]['short_channel_id'] == '197637:395016:2314'
assert b11['routes'][0][1]['fee_base_msat'] == 2
assert b11['routes'][0][1]['fee_proportional_millionths'] == 30
assert b11['routes'][0][1]['cltv_expiry_delta'] == 4
# > ### On mainnet, with fallback (P2SH) address 3EktnHQD7RiAE6uzMj2ZifT9YgRrkSgzQX
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppj3a24vwu6r8ejrss3axul8rxldph2q7z9kmrgvr7xlaqm47apw3d48zm203kzcq357a4ls9al2ea73r8jcceyjtya6fu5wzzpe50zrge6ulk4nvjcpxlekvmxl6qcs9j3tz0469gq5g658y
#
# Breakdown:
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `j3a24vwu6r8ejrss3axul8rxldph2q7z9`: `j` = 18, so P2SH address
# * `h`: tagged field: hash of description...
# * `2jhz8j78lv2jynuzmz6g8ve53he7pheeype33zlja5azae957585uu7x59w0f2l3rugyva6zpu394y4rh093j6wxze0ldsvk757a9msq`: signature
# * `mf9swh`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppj3a24vwu6r8ejrss3axul8rxldph2q7z9kmrgvr7xlaqm47apw3d48zm203kzcq357a4ls9al2ea73r8jcceyjtya6fu5wzzpe50zrge6ulk4nvjcpxlekvmxl6qcs9j3tz0469gq5g658y', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallbacks'][0]['type'] == 'P2SH'
assert b11['fallbacks'][0]['addr'] == '3EktnHQD7RiAE6uzMj2ZifT9YgRrkSgzQX'
# > ### On mainnet, with fallback (P2WPKH) address bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppqw508d6qejxtdg4y5r3zarvary0c5xw7kepvrhrm9s57hejg0p662ur5j5cr03890fa7k2pypgttmh4897d3raaq85a293e9jpuqwl0rnfuwzam7yr8e690nd2ypcq9hlkdwdvycqa0qza8
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `pp`: `data_length` (`p` = 1. 1 * 32 + 1 == 33)
# * `q`: 0, so witness version 0.
# * `qw508d6qejxtdg4y5r3zarvary0c5xw7k`: 160 bits = P2WPKH.
# * `h`: tagged field: hash of description...
# * `gw6tk8z0p0qdy9ulggx65lvfsg3nxxhqjxuf2fvmkhl9f4jc74gy44d5ua9us509prqz3e7vjxrftn3jnk7nrglvahxf7arye5llphgq`: signature
# * `qdtpa4`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppqw508d6qejxtdg4y5r3zarvary0c5xw7kepvrhrm9s57hejg0p662ur5j5cr03890fa7k2pypgttmh4897d3raaq85a293e9jpuqwl0rnfuwzam7yr8e690nd2ypcq9hlkdwdvycqa0qza8', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallbacks'][0]['type'] == 'P2WPKH'
assert b11['fallbacks'][0]['addr'] == 'bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4'
# > ### On mainnet, with fallback (P2WSH) address bc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qccfmv3
# > lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfp4qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q28j0v3rwgy9pvjnd48ee2pl8xrpxysd5g44td63g6xcjcu003j3qe8878hluqlvl3km8rm92f5stamd3jw763n3hck0ct7p8wwj463cql26ava
#
# * `lnbc`: prefix, lightning on bitcoin mainnet
# * `20m`: amount (20 milli-bitcoin)
# * `1`: Bech32 separator
# * `pvjluez`: timestamp (1496314658)
# * `p`: payment hash...
# * `f`: tagged field: fallback address.
# * `p4`: `data_length` (`p` = 1, `4` = 21. 1 * 32 + 21 == 53)
# * `q`: 0, so witness version 0.
# * `rp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q`: 260 bits = P2WSH.
# * `h`: tagged field: hash of description...
# * `5yps56lmsvgcrf476flet6js02m93kgasews8q3jhtp7d6cqckmh70650maq4u65tk53ypszy77v9ng9h2z3q3eqhtc3ewgmmv2grasp`: signature
# * `akvd7y`: Bech32 checksum
b11 = l1.rpc.decodepay('lnbc20m1pvjluezhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqspp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfp4qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q28j0v3rwgy9pvjnd48ee2pl8xrpxysd5g44td63g6xcjcu003j3qe8878hluqlvl3km8rm92f5stamd3jw763n3hck0ct7p8wwj463cql26ava', 'One piece of chocolate cake, one icecream cone, one pickle, one slice of swiss cheese, one slice of salami, one lollypop, one piece of cherry pie, one sausage, one cupcake, and one slice of watermelon')
assert b11['currency'] == 'bc'
assert b11['msatoshi'] == 20 * 10**11 // 1000
assert b11['created_at'] == 1496314658
assert b11['payment_hash'] == '0001020304050607080900010203040506070809000102030405060708090102'
assert b11['expiry'] == 3600
assert b11['payee'] == '03e7156ae33b0a208d0744199163177e909e80176e55d97a2f221ede0f934dd9ad'
assert b11['fallbacks'][0]['type'] == 'P2WSH'
assert b11['fallbacks'][0]['addr'] == 'bc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qccfmv3'
self.assertRaises(ValueError, l1.rpc.decodepay, '1111111')
def test_sendpay(self):
l1, l2 = self.connect()
self.fund_channel(l1, l2, 10**6)
amt = 200000000
rhash = l2.rpc.invoice(amt, 'testpayment2', 'desc')['payment_hash']
assert l2.rpc.listinvoices('testpayment2')['invoices'][0]['status'] == 'unpaid'
routestep = {
'msatoshi': amt,
'id': l2.info['id'],
'delay': 5,
'channel': '1:1:1'
}
# Insufficient funds.
rs = copy.deepcopy(routestep)
rs['msatoshi'] = rs['msatoshi'] - 1
l1.rpc.sendpay(to_json([rs]), rhash)
self.assertRaises(ValueError, l1.rpc.waitsendpay, rhash)
assert l2.rpc.listinvoices('testpayment2')['invoices'][0]['status'] == 'unpaid'
# Gross overpayment (more than factor of 2)
rs = copy.deepcopy(routestep)
rs['msatoshi'] = rs['msatoshi'] * 2 + 1
l1.rpc.sendpay(to_json([rs]), rhash)
self.assertRaises(ValueError, l1.rpc.waitsendpay, rhash)
assert l2.rpc.listinvoices('testpayment2')['invoices'][0]['status'] == 'unpaid'
# Insufficient delay.
rs = copy.deepcopy(routestep)
rs['delay'] = rs['delay'] - 2
l1.rpc.sendpay(to_json([rs]), rhash)
self.assertRaises(ValueError, l1.rpc.waitsendpay, rhash)
assert l2.rpc.listinvoices('testpayment2')['invoices'][0]['status'] == 'unpaid'
# Bad ID.
rs = copy.deepcopy(routestep)
rs['id'] = '00000000000000000000000000000000'