Function main

devtools/route.c:64–138

}

int main(int argc, char *argv[])
{
	struct timemono tstart, tstop;
	struct gossmap_node *n, *dst;
	struct gossmap *map;
	struct node_id dstid;
	bool clean_topology = false;
	size_t num_channel_updates_rejected;

	opt_register_noarg("--clean-topology", opt_set_bool, &clean_topology,
			   "Clean up topology before run");
	opt_register_noarg("-h|--help", opt_usage_and_exit,
			   "<gossipstore> <srcid>|all <dstid>\n"
			   "A routing test and benchmark program.",
			   "Get usage information");
	opt_parse(&argc, argv, opt_log_stderr_exit);
	if (argc != 4)
		opt_usage_exit_fail("Expect 3 arguments");

	tstart = time_mono();
	map = gossmap_load(NULL, argv[1], &num_channel_updates_rejected);
	if (!map)
		err(1, "Loading gossip store %s", argv[1]);
	tstop = time_mono();

	printf("# Time to load: %"PRIu64" msec (%zu ignored)\n",
	       time_to_msec(timemono_between(tstop, tstart)),
	       num_channel_updates_rejected);

	if (clean_topology)
		clean_topo(map, false);

	if (!node_id_from_hexstr(argv[3], strlen(argv[3]), &dstid))
		errx(1, "Bad dstid");
	dst = gossmap_find_node(map, &dstid);
	if (!dst)
		errx(1, "Unknown destination node '%s'", argv[3]);

	if (streq(argv[2], "all")) {
		for (n = gossmap_first_node(map);
		     n;
		     n = gossmap_next_node(map, n)) {
			struct node_id srcid;

			gossmap_node_get_id(map, n, &srcid);
			printf("# %s->%s\n",
			       type_to_string(tmpctx, struct node_id, &srcid),
			       type_to_string(tmpctx, struct node_id, &dstid));
			tal_free(least_cost(map, n, dst));
		}
	} else {
		struct route_hop *path;
		struct node_id srcid;

		if (!node_id_from_hexstr(argv[2], strlen(argv[2]), &srcid))
			errx(1, "Bad srcid");
		n = gossmap_find_node(map, &srcid);
		if (!n)