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offers: add a blinded path if we have no advertized address.

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Suggested-by: Matt Corallo
Fixes: https://github.com/ElementsProject/lightning/issues/7806
Changelog-Changed: Offers: we will use a blinded path if we have no advertized address (so payers wouldn't be able to connect directly).
This commit is contained in:
Rusty Russell
2025-02-14 11:47:21 +10:30
parent f806b26734
commit 6e4ff6a7d2
5 changed files with 71 additions and 14 deletions
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9
plugins/offers_offer.c
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@@ -329,10 +329,7 @@ static struct command_result *maybe_add_path(struct command *cmd,
* publicly reachable nodes.
*/
if (!offinfo->offer->offer_paths) {
struct node_id local_nodeid;
node_id_from_pubkey(&local_nodeid, &id);
if (!gossmap_find_node(get_gossmap(cmd->plugin), &local_nodeid))
if (we_want_blinded_path(cmd->plugin))
return find_best_peer(cmd, OPT_ONION_MESSAGES,
found_best_peer, offinfo);
}
@@ -661,7 +658,6 @@ struct command_result *json_invoicerequest(struct command *cmd,
struct tlv_invoice_request *invreq;
struct amount_msat *msat;
bool *single_use;
struct node_id local_nodeid;
invreq = tlv_invoice_request_new(cmd);
@@ -732,8 +728,7 @@ struct command_result *json_invoicerequest(struct command *cmd,
/* FIXME: We only set blinded path if private, we should allow
* setting otherwise! */
node_id_from_pubkey(&local_nodeid, &id);
if (!gossmap_find_node(get_gossmap(cmd->plugin), &local_nodeid)) {
if (we_want_blinded_path(cmd->plugin)) {
struct invrequest_data *idata = tal(cmd, struct invrequest_data);
idata->invreq = invreq;
idata->single_use = *single_use;