mirrors/core-lightning
1
0
Fork 0
mirror of https://github.com/ElementsProject/lightning.git synced 2025-02-21 14:24:09 +01:00
Code Issues Projects Releases Wiki Activity

htlc_accepted: log BROKEN if both 'failure_msg' + 'failure_onion'

Browse source 
Log an error for incorrect use of API

Suggested-By: @cdecker
This commit is contained in:
niftynei 2020-11-10 13:42:38 -06:00 • committed by neil saitug
parent 65cdb78bb4
commit cefb64cd68
1 changed files with 15 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
lightningd/peer_htlcs.c
View file

@ -931,17 +931,28 @@ static bool htlc_accepted_hook_deserialize(struct htlc_accepted_hook_payload *re
u8 *failmsg;
const jsmntok_t *failoniontok, *failmsgtok, *failcodetok;
if ((failoniontok = json_get_member(buffer, toks, "failure_onion"))) {
failonion = json_tok_bin_from_hex(NULL, buffer, failoniontok);
failoniontok = json_get_member(buffer, toks, "failure_onion");
failmsgtok = json_get_member(buffer, toks, "failure_message");
if (failoniontok) {
failonion = json_tok_bin_from_hex(tmpctx, buffer,
failoniontok);
if (!failonion)
fatal("Bad failure_onion for htlc_accepted"
" hook: %.*s",
failoniontok->end - failoniontok->start,
buffer + failoniontok->start);
fail_in_htlc(hin, take(new_onionreply(tmpctx, failonion)));
if (failmsgtok)
log_broken(ld->log, "Both 'failure_onion' and"
"'failure_message' provided."
" Ignoring 'failure_message'.");
fail_in_htlc(hin, take(new_onionreply(NULL,
failonion)));
return false;
}
if ((failmsgtok = json_get_member(buffer, toks, "failure_message"))) {
if (failmsgtok) {
failmsg = json_tok_bin_from_hex(NULL, buffer,
failmsgtok);
if (!failmsg)