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Code Issues Releases Wiki Activity

Don't notify the master server.

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This commit is contained in:
Mark Andrews
2000-04-19 05:17:12 +00:00
parent 8400fbd5c6
commit 158ade3c6f
1 changed files with 57 additions and 9 deletions
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66
lib/dns/zone.c
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@@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: zone.c,v 1.96 2000/04/19 02:07:03 marka Exp $ */
/* $Id: zone.c,v 1.97 2000/04/19 05:17:12 marka Exp $ */
#include <config.h>
@@ -2194,18 +2194,21 @@ notify_send(notify_t *notify) {
void
dns_zone_notify(dns_zone_t *zone) {
unsigned int i;
dns_name_t *origin = NULL;
dns_rdataset_t nsrdset;
dns_dbversion_t *version = NULL;
isc_result_t result;
dns_dbnode_t *node = NULL;
dns_dbversion_t *version = NULL;
dns_message_t *message = NULL;
dns_name_t *origin = NULL;
dns_name_t master;
dns_rdata_ns_t ns;
dns_rdata_soa_t soa;
dns_rdata_t rdata;
notify_t *notify;
dns_rdataset_t nsrdset;
dns_rdataset_t soardset;
isc_result_t result;
isc_sockaddr_t dst;
isc_sockaddr_t src;
notify_t *notify = NULL;
unsigned int i;
REQUIRE(DNS_ZONE_VALID(zone));
@@ -2264,19 +2267,53 @@ dns_zone_notify(dns_zone_t *zone) {
LOCK(&zone->lock);
ISC_LIST_APPEND(zone->notifies, notify, link);
UNLOCK(&zone->lock);
notify = NULL;
}
/*
* Process NS RRset to generate notifies.
*/
dns_db_currentversion(zone->db, &version);
result = dns_db_findnode(zone->db, origin, ISC_FALSE, &node);
if (result != ISC_R_SUCCESS)
goto cleanup1;
dns_rdataset_init(&soardset);
result = dns_db_findrdataset(zone->db, node, version,
dns_rdatatype_soa,
dns_rdatatype_none, 0, &soardset, NULL);
if (result != ISC_R_SUCCESS)
goto cleanup2;
/*
* Find master server's name.
*/
dns_name_init(&master, NULL);
result = dns_rdataset_first(&soardset);
while (result == ISC_R_SUCCESS) {
dns_rdataset_current(&soardset, &rdata);
result = dns_rdata_tostruct(&rdata, &soa, zone->mctx);
if (result != ISC_R_SUCCESS)
continue;
result = dns_name_dup(&soa.origin, zone->mctx, &master);
dns_rdata_freestruct(&soa);
if (result != ISC_R_SUCCESS)
continue;
result = dns_rdataset_next(&soardset);
if (result != ISC_R_NOMORE)
break;
}
dns_rdataset_disassociate(&soardset);
if (result != ISC_R_NOMORE)
goto cleanup3;
dns_rdataset_init(&nsrdset);
result = dns_db_findrdataset(zone->db, node, version,
dns_rdatatype_ns,
dns_rdatatype_none, 0, &nsrdset, NULL);
if (result != ISC_R_SUCCESS)
goto cleanup2;
goto cleanup3;
result = dns_rdataset_first(&nsrdset);
while (result == ISC_R_SUCCESS) {
@@ -2284,7 +2321,14 @@ dns_zone_notify(dns_zone_t *zone) {
result = dns_rdata_tostruct(&rdata, &ns, zone->mctx);
if (result != ISC_R_SUCCESS)
continue;
notify = NULL;
/*
* don't notify the master server.
*/
if (dns_name_compare(&master, &ns.name) == 0) {
dns_rdata_freestruct(&ns);
result = dns_rdataset_next(&nsrdset);
continue;
}
result = create_notify(zone->mctx, &notify);
if (result != ISC_R_SUCCESS) {
dns_rdata_freestruct(&ns);
@@ -2303,10 +2347,14 @@ dns_zone_notify(dns_zone_t *zone) {
ISC_LIST_APPEND(zone->notifies, notify, link);
UNLOCK(&zone->lock);
notify_find_address(notify);
notify = NULL;
result = dns_rdataset_next(&nsrdset);
}
dns_rdataset_disassociate(&nsrdset);
cleanup3:
if (dns_name_dynamic(&master))
dns_name_free(&master, zone->mctx);
cleanup2:
dns_db_detachnode(zone->db, &node);
cleanup1: