void
xfrd_del_notify(xfrd_state_t* xfrd, const dname_type* dname)
{
/* find it */
struct notify_zone_t* not = (struct notify_zone_t*)rbtree_delete(
xfrd->notify_zones, dname);
if(!not)
return;
/* waiting list */
if(not->is_waiting) {
if(not->waiting_prev)
not->waiting_prev->waiting_next = not->waiting_next;
else xfrd->notify_waiting_first = not->waiting_next;
if(not->waiting_next)
not->waiting_next->waiting_prev = not->waiting_prev;
else xfrd->notify_waiting_last = not->waiting_prev;
not->is_waiting = 0;
}
/* event */
if(not->notify_send_enable) {
notify_disable(not);
}
/* del tsig */
tsig_delete_record(¬->notify_tsig, NULL);
/* free it */
region_recycle(xfrd->region, not->current_soa, sizeof(xfrd_soa_t));
/* the apex is recycled when the zone_options.node.key is removed */
region_recycle(xfrd->region, not, sizeof(*not));
}
void
xfrd_send_notify(rbtree_t* tree, const dname_type* apex, struct xfrd_soa* new_soa)
{
/* lookup the zone */
struct notify_zone_t* zone = (struct notify_zone_t*)
rbtree_search(tree, apex);
assert(zone);
if(zone->notify_send_enable)
notify_disable(zone);
notify_enable(zone, new_soa);
}
static void
xfrd_notify_next(struct notify_zone_t* zone)
{
/* advance to next in acl */
zone->notify_current = zone->notify_current->next;
zone->notify_retry = 0;
if(zone->notify_current == 0) {
DEBUG(DEBUG_XFRD,1, (LOG_INFO,
"xfrd: zone %s: no more notify-send acls. stop notify.",
zone->apex_str));
notify_disable(zone);
return;
}
}
void
notify_handle_master_zone_soainfo(rbtree_t* tree,
const dname_type* apex, struct xfrd_soa* new_soa)
{
/* lookup the zone */
struct notify_zone_t* zone = (struct notify_zone_t*)
rbtree_search(tree, apex);
if(!zone) return; /* got SOAINFO but zone was deleted meanwhile */
/* check if SOA changed */
if( (new_soa == NULL && zone->current_soa->serial == 0) ||
(new_soa && new_soa->serial == zone->current_soa->serial))
return;
if(zone->notify_send_enable)
notify_disable(zone);
notify_enable(zone, new_soa);
}
/**
* Next secondary.
*
*/
static void
notify_next(notify_type* notify)
{
if (!notify || !notify->secondary) {
return;
}
notify->secondary = notify->secondary->next;
notify->retry = 0;
if (!notify->secondary) {
zone_type* zone = (zone_type*) notify->zone;
ods_log_assert(zone);
ods_log_assert(zone->name);
ods_log_debug("[%s] zone %s no more secondaries, disable notify",
notify_str, zone->name);
notify_disable(notify);
}
return;
}