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gossipd: query_scid: respond with complete to 0 on wrong chain_hash

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darosior 2019-10-01 22:16:58 +02:00 committed by neil saitug
parent d3c8225968
commit 2638947ddc
1 changed files with 9 additions and 2 deletions
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11
gossipd/queries.c
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@ -255,18 +255,25 @@ const u8 *handle_query_short_channel_ids(struct peer *peer, const u8 *msg)
} else
flags = NULL;
/* BOLT #7
*
* The receiver:
* ...
* - if does not maintain up-to-date channel information for `chain_hash`:
* - MUST set `complete` to 0.
*/
if (!bitcoin_blkid_eq(&peer->daemon->chain_hash, &chain)) {
status_debug("%s sent query_short_channel_ids chainhash %s",
type_to_string(tmpctx, struct node_id, &peer->id),
type_to_string(tmpctx, struct bitcoin_blkid, &chain));
return NULL;
return towire_reply_short_channel_ids_end(peer, &chain, 0);
}
/* BOLT #7:
*
* - if it has not sent `reply_short_channel_ids_end` to a
* previously received `query_short_channel_ids` from this
* sender:
* sender:
* - MAY fail the connection.
*/
if (peer->scid_queries || peer->scid_query_nodes) {