Function do_inject

plugins/xpay/xpay.c:1455–1498

}

static struct command_result *do_inject(struct command *aux_cmd,
					struct attempt *attempt)
{
	struct out_req *req;
	const u8 *onion;
	struct xpay *xpay = xpay_of(attempt->payment->plugin);
	/* In case a block comes in, we give CLTVs an extra 1. */
	u32 effective_bheight = xpay->blockheight + 1;

	onion = create_onion(tmpctx, attempt, effective_bheight);
	/* FIXME: Handle this better! */
	if (!onion) {
		payment_give_up(aux_cmd, attempt->payment, PAY_UNSPECIFIED_ERROR,
				"Could not create payment onion: path too long!");
		return command_still_pending(aux_cmd);
	}

	outgoing_notify_start(attempt);
	attempt->start_time = time_mono();

	req = jsonrpc_request_start(aux_cmd,
				    "injectpaymentonion",
				    injectpaymentonion_succeeded,
				    injectpaymentonion_failed,
				    attempt);
	json_add_hex_talarr(req->js, "onion", onion);
	json_add_sha256(req->js, "payment_hash", &attempt->payment->payment_hash);
	/* If no route, its the same as delivery (self-pay) */
	json_add_amount_msat(req->js, "amount_msat", inject_amount(attempt));
	json_add_u32(req->js, "cltv_expiry", initial_cltv_delta(attempt) + effective_bheight);
	json_add_u64(req->js, "partid", attempt->partid);
	json_add_u64(req->js, "groupid", attempt->payment->group_id);
	/* Use invstring for payments, destination directly for keysend */
	if (attempt->payment->invstring)
		json_add_string(req->js, "invstring", attempt->payment->invstring);
	else
		json_add_pubkey(req->js, "destination", &attempt->payment->destination);
	json_add_amount_msat(req->js, "destination_msat", attempt_deliver(attempt));
	if (attempt->payment->localinvreqid)
		json_add_sha256(req->js, "localinvreqid", attempt->payment->localinvreqid);
	if (attempt->payment->label)
		json_add_escaped_string(req->js, "label", attempt->payment->label);
	return send_payment_req(aux_cmd, attempt->payment, req);
}

static struct command_result *reserve_done(struct command *aux_cmd,
					   const char *method,