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251 lines
8.0 KiB
251 lines
8.0 KiB
from binascii import hexlify, unhexlify
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from concurrent import futures
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from hashlib import sha256
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from lightning import LightningRpc, LegacyLightningRpc
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import logging
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import os
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import sys
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import tempfile
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import time
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import unittest
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import utils
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bitcoind = None
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TEST_DIR = tempfile.mkdtemp(prefix='lightning-')
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VALGRIND = os.getenv("NOVALGRIND", None) == None
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if os.getenv("TEST_DEBUG", None) != None:
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logging.basicConfig(level=logging.DEBUG, stream=sys.stdout)
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logging.info("Tests running in '%s'", TEST_DIR)
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def setupBitcoind():
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global bitcoind
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bitcoind = utils.BitcoinD(rpcport=28332)
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bitcoind.start()
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info = bitcoind.rpc.getinfo()
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# Make sure we have segwit and some funds
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if info['blocks'] < 432:
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logging.debug("SegWit not active, generating some more blocks")
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bitcoind.rpc.generate(432 - info['blocks'])
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elif info['balance'] < 1:
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logging.debug("Insufficient balance, generating 1 block")
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bitcoind.rpc.generate(1)
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def tearDownBitcoind():
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global bitcoind
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try:
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bitcoind.rpc.stop()
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except:
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bitcoind.proc.kill()
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bitcoind.proc.wait()
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def setUpModule():
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setupBitcoind()
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def tearDownModule():
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tearDownBitcoind()
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class NodeFactory(object):
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"""A factory to setup and start `lightningd` daemons.
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"""
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def __init__(self, func, executor):
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self.func = func
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self.next_id = 1
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self.nodes = []
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self.executor = executor
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def get_node(self, legacy=True):
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node_id = self.next_id
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self.next_id += 1
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lightning_dir = os.path.join(
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TEST_DIR, self.func._testMethodName, "lightning-{}/".format(node_id))
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socket_path = os.path.join(lightning_dir, "lightning-rpc").format(node_id)
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port = 16330+node_id
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if legacy:
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daemon = utils.LegacyLightningD(lightning_dir, bitcoind.bitcoin_dir, port=port)
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rpc = LegacyLightningRpc(socket_path, self.executor)
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else:
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daemon = utils.LightningD(lightning_dir, bitcoind.bitcoin_dir, port=port)
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rpc = LightningRpc(socket_path, self.executor)
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node = utils.LightningNode(daemon, rpc, bitcoind, self.executor)
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self.nodes.append(node)
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if VALGRIND:
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node.daemon.cmd_line = [
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'valgrind',
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'-q',
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'--error-exitcode=7',
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'--log-file={}/valgrind-errors'.format(node.daemon.lightning_dir)
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] + node.daemon.cmd_line
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node.daemon.start()
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# Cache `getinfo`, we'll be using it a lot
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node.info = node.rpc.getinfo()
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return node
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def killall(self):
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for n in self.nodes:
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n.daemon.stop()
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class BaseLightningDTests(unittest.TestCase):
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def setUp(self):
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# Most of the executor threads will be waiting for IO, so
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# let's have a few of them
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self.executor = futures.ThreadPoolExecutor(max_workers=20)
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self.node_factory = NodeFactory(self, self.executor)
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def tearDown(self):
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self.node_factory.killall()
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self.executor.shutdown(wait=False)
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# TODO(cdecker) Check that valgrind didn't find any errors
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class LightningDTests(BaseLightningDTests):
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def test_connect(self):
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l1 = self.node_factory.get_node(legacy=False)
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l2 = self.node_factory.get_node(legacy=False)
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ret = l1.rpc.connect('localhost', l2.info['port'], l2.info['id'])
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assert ret['id'] == l2.info['id']
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p1 = l1.rpc.getpeer(l2.info['id'])
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p2 = l2.rpc.getpeer(l1.info['id'])
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l1.daemon.wait_for_log('WIRE_GOSSIPSTATUS_PEER_READY')
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l2.daemon.wait_for_log('WIRE_GOSSIPSTATUS_PEER_READY')
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assert p1['condition'] == 'Exchanging gossip'
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assert p2['condition'] == 'Exchanging gossip'
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def test_gossip_jsonrpc(self):
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l1 = self.node_factory.get_node(legacy=False)
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l2 = self.node_factory.get_node(legacy=False)
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ret = l1.rpc.connect('localhost', l2.info['port'], l2.info['id'])
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assert ret['id'] == l2.info['id']
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addr = l1.rpc.newaddr()
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txid = l1.bitcoin.rpc.sendtoaddress(addr, 0.02)
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tx = l1.bitcoin.rpc.getrawtransaction(txid)
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l1.rpc.addfunds(tx)
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l1.rpc.fundchannel(l2.info['id'], 10**5)
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l1.daemon.wait_for_log('WIRE_HSMCTL_SIGN_FUNDING_REPLY')
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time.sleep(1)
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l1.bitcoin.rpc.generate(6)
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l1.daemon.wait_for_log('Normal operation')
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l2.daemon.wait_for_log('Normal operation')
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time.sleep(1)
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nodes = l1.rpc.getnodes()['nodes']
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assert set([n['nodeid'] for n in nodes]) == set([l1.info['id'], l2.info['id']])
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class LegacyLightningDTests(BaseLightningDTests):
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def test_connect(self):
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l1 = self.node_factory.get_node()
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l2 = self.node_factory.get_node()
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l1.connect(l2, 0.01, async=False)
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def test_successful_payment(self):
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l1 = self.node_factory.get_node()
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l2 = self.node_factory.get_node()
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bitcoind = l1.bitcoin
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capacity = 0.01 * 10**8 * 10**3
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htlc_amount = 10000
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l1.connect(l2, 0.01)
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invoice = l2.rpc.invoice(htlc_amount, "successful_payment")
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# TODO(cdecker) Assert that we have an invoice
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rhash = invoice['rhash']
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assert len(rhash) == 64
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route = l1.rpc.getroute(l2.info['id'], htlc_amount, 1)
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assert len(route) == 1
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assert route[0] == {'msatoshi': htlc_amount, 'id': l2.info['id'], 'delay': 6}
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receipt = l1.rpc.sendpay(route, invoice['rhash'])
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assert sha256(unhexlify(receipt['preimage'])).hexdigest() == rhash
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# Now go for the combined RPC call
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invoice = l2.rpc.invoice(100, "one_shot_payment")
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l1.rpc.pay(l2.info['id'], 100, invoice['rhash'])
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def test_multihop_payment(self):
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nodes = [self.node_factory.get_node() for _ in range(5)]
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conn_futures = [nodes[i].connect(nodes[i+1], 0.01, async=True) for i in range(len(nodes)-1)]
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htlc_amount = 10000
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# Now wait for all of them
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[f.result() for f in conn_futures]
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time.sleep(1)
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# Manually add channel l2 -> l3 to l1 so that it can compute the route
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for i in range(len(nodes)-1):
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nodes[0].rpc.dev_add_route(nodes[i].info['id'], nodes[i+1].info['id'], 1, 1, 6, 6)
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#l1.rpc.dev_add_route(l2.info['id'], l3.info['id'], 1, 1, 6, 6)
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invoice = nodes[-1].rpc.invoice(htlc_amount, "multihop_payment")
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route = nodes[0].rpc.getroute(nodes[-1].info['id'], htlc_amount, 1)
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receipt = nodes[0].rpc.sendpay(route, invoice['rhash'])
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nodes[-1].daemon.wait_for_log("STATE_NORMAL_COMMITTING => STATE_NORMAL")
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nodes[0].daemon.wait_for_log("STATE_NORMAL_COMMITTING => STATE_NORMAL")
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@unittest.skip('Too damn long')
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def test_routing_gossip(self):
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nodes = [self.node_factory.get_node() for _ in range(20)]
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l1 = nodes[0]
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l5 = nodes[4]
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for i in range(len(nodes)-1):
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nodes[i].connect(nodes[i+1], 0.01)
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start_time = time.time()
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while time.time() - start_time < len(nodes) * 30:
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if sum([c['active'] for c in l1.rpc.getchannels()]) == 2*(len(nodes)-1):
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break
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time.sleep(1)
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l1.bitcoin.rpc.getinfo()
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while time.time() - start_time < len(nodes) * 30:
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if sum([c['active'] for c in l5.rpc.getchannels()]) == 2*(len(nodes)-1):
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break
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time.sleep(1)
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l1.bitcoin.rpc.getinfo()
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# Quick check that things are reasonable
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assert sum([len(l.rpc.getchannels()) for l in nodes]) == 5*2*(len(nodes) - 1)
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# Deep check that all channels are in there
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comb = []
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for i in range(len(nodes) - 1):
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comb.append((nodes[i].info['id'], nodes[i+1].info['id']))
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comb.append((nodes[i+1].info['id'], nodes[i].info['id']))
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for n in nodes:
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seen = []
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for c in n.rpc.getchannels():
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seen.append((c['from'],c['to']))
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assert set(seen) == set(comb)
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if __name__ == '__main__':
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unittest.main(verbosity=2)
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