Function retry_step_cb

plugins/libplugin-pay.c:2529–2581

}

static struct command_result *retry_step_cb(struct retry_mod_data *rd,
					    struct payment *p)
{
	struct payment *subpayment, *root = payment_root(p);
	struct retry_mod_data *rdata = payment_mod_retry_get_data(p);
	struct timemono now = time_mono();

	if (p->step != PAYMENT_STEP_FAILED)
		return payment_continue(p);

	if (timemono_after(now, p->deadline)) {
		paymod_log(
		    p, LOG_INFORM,
		    "Payment deadline expired, not retrying (partial-)payment "
		    "%s/%d",
		    fmt_sha256(tmpctx, p->payment_hash),
		    p->partid);
		root->abort = true;
		return payment_continue(p);
	}

	/* If we failed to find a route, it's unlikely we can suddenly find a
	 * new one without any other changes, so it's time to give up. */
	if (p->route == NULL && !p->failroute_retry)
		return payment_continue(p);

	/* If the root is marked as abort, we do not retry anymore */
	if (payment_root(p)->abort)
		return payment_continue(p);

	if (!payment_can_retry(p))
		return payment_continue(p);

	/* If the failure was not final, and we tried a route, try again. */
	if (rdata->retries > 0) {
		payment_set_step(p, PAYMENT_STEP_RETRY);
		subpayment = payment_new(p, NULL, p, NULL, p->modifiers);
		payment_start(subpayment);
		subpayment->why =
		    tal_fmt(subpayment, "Still have %d attempts left",
			    rdata->retries - 1);
		paymod_log(
		    p, LOG_DBG,
		    "Retrying %s/%d (%s), new partid %d. %d attempts left\n",
		    fmt_sha256(tmpctx, p->payment_hash),
		    p->partid,
		    fmt_amount_msat(tmpctx, p->our_amount),
		    subpayment->partid,
		    rdata->retries - 1);
	}

	return payment_continue(p);
}

REGISTER_PAYMENT_MODIFIER(retry, struct retry_mod_data *, retry_data_init,
			  retry_step_cb);