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lightningd: note our complience on not forwarding an HTLC post deadline.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2017-11-02 10:22:39 +10:30
parent c14b159166
commit bdabb24734
1 changed files with 10 additions and 0 deletions
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10
lightningd/peer_htlcs.c
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@ -647,6 +647,16 @@ static bool peer_accepted_htlc(struct peer *peer,
goto out;
}
/* BOLT #2:
*
* A node MUST estimate a fulfillment deadline for each HTLC it is
* attempting to fulfill. A node MUST fail (and not forward) an HTLC
* whose fulfillment deadline is already past
*/
/* Our deadline is half the cltv_delta we insist on, so this check is
* a subset of the cltv check done in handle_localpay and
* forward_htlc. */
/* channeld tests this, so it should have set ss to zeroes. */
op = parse_onionpacket(tmpctx, hin->onion_routing_packet,
sizeof(hin->onion_routing_packet));