Example #1
0
void
init_notify_send(rbtree_t* tree, region_type* region, zone_options_t* options)
{
	struct notify_zone_t* not = (struct notify_zone_t*)
		region_alloc(region, sizeof(struct notify_zone_t));
	memset(not, 0, sizeof(struct notify_zone_t));
	not->apex = options->node.key;
	not->apex_str = options->name;
	not->node.key = not->apex;
	not->options = options;

	/* if master zone and have a SOA */
	not->current_soa = (struct xfrd_soa*)region_alloc(region,
		sizeof(struct xfrd_soa));
	memset(not->current_soa, 0, sizeof(struct xfrd_soa));

	not->is_waiting = 0;

	not->notify_send_enable = 0;
	tsig_create_record_custom(&not->notify_tsig, NULL, 0, 0, 4);
	not->notify_current = 0;
	rbtree_insert(tree, (rbnode_t*)not);
}
Example #2
0
static void
xfrd_init_zones()
{
	zone_type *dbzone;
	zone_options_t *zone_opt;
	xfrd_zone_t *xzone;
	const dname_type* dname;

	assert(xfrd->zones == 0);
	assert(xfrd->nsd->db != 0);

	xfrd->zones = rbtree_create(xfrd->region,
		(int (*)(const void *, const void *)) dname_compare);
	xfrd->notify_zones = rbtree_create(xfrd->region,
		(int (*)(const void *, const void *)) dname_compare);

	RBTREE_FOR(zone_opt, zone_options_t*, xfrd->nsd->options->zone_options)
	{
		DEBUG(DEBUG_XFRD,1, (LOG_INFO, "Zone %s\n", zone_opt->name));
		dname = dname_parse(xfrd->region, zone_opt->name);
		if(!dname) {
			log_msg(LOG_ERR, "xfrd: Could not parse zone name %s.", zone_opt->name);
			continue;
		}

		dbzone = domain_find_zone(domain_table_find(xfrd->nsd->db->domains, dname));
		if(dbzone && dname_compare(dname, domain_dname(dbzone->apex)) != 0)
			dbzone = 0; /* we found a parent zone */
		DEBUG(DEBUG_XFRD,1, (LOG_INFO, "xfrd: adding %s zone %s\n",
			dbzone?"filled":"empty", zone_opt->name));

		init_notify_send(xfrd->notify_zones, xfrd->netio,
			xfrd->region, dname, zone_opt, dbzone);
		if(!zone_is_slave(zone_opt)) {
			DEBUG(DEBUG_XFRD,1, (LOG_INFO, "xfrd: zone %s, master zone has no outgoing xfr requests", zone_opt->name));
			continue;
		}

		xzone = (xfrd_zone_t*)region_alloc(xfrd->region, sizeof(xfrd_zone_t));
		memset(xzone, 0, sizeof(xfrd_zone_t));
		xzone->apex = dname;
		xzone->apex_str = zone_opt->name;
		xzone->state = xfrd_zone_refreshing;
		xzone->dirty = 0;
		xzone->zone_options = zone_opt;
		/* first retry will use first master */
		xzone->master = 0;
		xzone->master_num = 0;
		xzone->next_master = 0;
		xzone->fresh_xfr_timeout = XFRD_TRANSFER_TIMEOUT_START;

		xzone->soa_nsd_acquired = 0;
		xzone->soa_disk_acquired = 0;
		xzone->soa_notified_acquired = 0;
		/* [0]=1, [1]=0; "." domain name */
		xzone->soa_nsd.prim_ns[0] = 1;
		xzone->soa_nsd.email[0] = 1;
		xzone->soa_disk.prim_ns[0]=1;
		xzone->soa_disk.email[0]=1;
		xzone->soa_notified.prim_ns[0]=1;
		xzone->soa_notified.email[0]=1;

		xzone->zone_handler.fd = -1;
		xzone->zone_handler.timeout = 0;
		xzone->zone_handler.user_data = xzone;
		xzone->zone_handler.event_types =
			NETIO_EVENT_READ|NETIO_EVENT_TIMEOUT;
		xzone->zone_handler.event_handler = xfrd_handle_zone;
		netio_add_handler(xfrd->netio, &xzone->zone_handler);
		xzone->tcp_conn = -1;
		xzone->tcp_waiting = 0;
		xzone->udp_waiting = 0;

		tsig_create_record_custom(&xzone->tsig, xfrd->region, 0, 0, 4);

		if(dbzone && dbzone->soa_rrset && dbzone->soa_rrset->rrs) {
			xzone->soa_nsd_acquired = xfrd_time();
			xzone->soa_disk_acquired = xfrd_time();
			/* we only use the first SOA in the rrset */
			xfrd_copy_soa(&xzone->soa_nsd, dbzone->soa_rrset->rrs);
			xfrd_copy_soa(&xzone->soa_disk, dbzone->soa_rrset->rrs);
		}
		/* set refreshing anyway, we have data but it may be old */
		xfrd_set_refresh_now(xzone);

		xzone->node.key = dname;
		rbtree_insert(xfrd->zones, (rbnode_t*)xzone);
	}
	DEBUG(DEBUG_XFRD,1, (LOG_INFO, "xfrd: started server %d secondary zones", (int)xfrd->zones->count));
}