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pytest: Test storing last_htlc_sigs and onchaind fund recovery

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Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker 2018-02-10 18:23:54 +01:00
parent 37b96e9c95
commit ea9aa95625
1 changed files with 43 additions and 1 deletions
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44
tests/test_lightningd.py
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@ -2107,6 +2107,48 @@ class LightningDTests(BaseLightningDTests):
l1.rpc.sendpay(to_json(route), rhash)
assert l3.rpc.listinvoices('test_forward_pad_fees_and_cltv')['invoices'][0]['status'] == 'paid'
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 for --dev-broadcast-interval")
def test_htlc_sig_persistence(self):
"""Interrupt a payment between two peers, then fail and recover funds using the HTLC sig.
"""
l1 = self.node_factory.get_node(options=['--dev-no-reconnect'])
l2 = self.node_factory.get_node()
l1.rpc.connect(l2.info['id'], 'localhost', l2.info['port'])
self.fund_channel(l1, l2, 10**6)
f = self.executor.submit(self.pay, l1, 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
self.assertRaises(ValueError, 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'])
l2.stop()
l1.bitcoin.rpc.generate(1)
l1.daemon.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(self):
"""Test that we drop onchain if the peer doesn't time out HTLC"""
@ -3285,7 +3327,7 @@ class LightningDTests(BaseLightningDTests):
peerlog = l2.rpc.listpeers(l1.info['id'], "io")['peers'][0]['log']
assert any(l['type'] == 'IO_OUT' for l in peerlog)
assert any(l['type'] == 'IO_IN' for l in peerlog)
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_pay_disconnect(self):
"""If the remote node has disconnected, we fail payment, but can try again when it reconnects"""