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lightningd: check payment secret on htlc receipt.

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We don't set the secret to compulsory (yet!) but put code in for the
future.  Meanwhile, if there is a secret, check it is correct.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2019-11-23 10:49:23 +10:30
parent c2e8531e8e
commit e5247a68b6
7 changed files with 69 additions and 6 deletions
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19
tests/test_pay.py
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@@ -2411,6 +2411,25 @@ def test_tlv_or_legacy(node_factory, bitcoind):
l3.daemon.wait_for_log("Got onion.*'type': 'legacy'")
@unittest.skipIf(not EXPERIMENTAL_FEATURES, 'Needs invoice secret support')
@unittest.skipIf(not DEVELOPER, 'Needs dev-routes')
def test_pay_no_secret(node_factory, bitcoind):
l1, l2 = node_factory.line_graph(2, wait_for_announce=True)
l2.rpc.invoice(100000, "test_pay_no_secret", "test_pay_no_secret",
preimage='00' * 32, expiry=2000000000)
# Produced from modified version (different secret!).
inv_badsecret = 'lnbcrt1u1pwuedm6pp5ve584t0cv27hwmy0cx9ca8uwyqyfw9y9dm3r8vus9fv36r2l9yjsdqaw3jhxazlwpshjhmwda0hxetrwfjhgxq8pmnt9qqcqp9sp52au0npwmw4xxv2rfrat04kh9p3jlmklgavhfxqukx0l05pw5tccs9qypqsqa286dmt2xh3jy8cd8ndeyr845q8a7nhgjkerdqjns76jraux6j25ddx9f5k5r2ey0kk942x3uhaff66794kyjxxcd48uevf7p6ja53gqjj5ur7'
with pytest.raises(RpcError, match=r"INCORRECT_OR_UNKNOWN_PAYMENT_DETAILS.*'erring_index': 1"):
l1.rpc.pay(inv_badsecret)
# Produced from old version (no secret!)
inv_nosecret = 'lnbcrt1u1pwue4vapp5ve584t0cv27hwmy0cx9ca8uwyqyfw9y9dm3r8vus9fv36r2l9yjsdqaw3jhxazlwpshjhmwda0hxetrwfjhgxq8pmnt9qqcqp9570xsjyykvssa6ty8fjth6f2y8h09myngad9utesttwjwclv95fz3lgd402f9e5yzpnxmkypg55rkvpg522gcz4ymsjl2w3m4jhw4jsp55m7tl'
# This succeeds until we make secrets compulsory.
l1.rpc.pay(inv_nosecret)
@flaky
def test_shadow_routing(node_factory):
"""