diff options
| -rw-r--r-- | source4/dns_server/dlz_bind9.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/source4/dns_server/dlz_bind9.c b/source4/dns_server/dlz_bind9.c index 224f242b87..4be7aaea83 100644 --- a/source4/dns_server/dlz_bind9.c +++ b/source4/dns_server/dlz_bind9.c @@ -65,6 +65,8 @@ struct dlz_bind9_data { dns_dlz_writeablezone_t *writeable_zone; }; +static struct dlz_bind9_data *dlz_bind9_state = NULL; +static int dlz_bind9_state_ref_count = 0; static const char *zone_prefixes[] = { "CN=MicrosoftDNS,DC=DomainDnsZones", @@ -570,6 +572,12 @@ _PUBLIC_ isc_result_t dlz_create(const char *dlzname, struct ldb_dn *dn; NTSTATUS nt_status; + if (dlz_bind9_state != NULL) { + *dbdata = dlz_bind9_state; + dlz_bind9_state_ref_count++; + return ISC_R_SUCCESS; + } + state = talloc_zero(NULL, struct dlz_bind9_data); if (state == NULL) { return ISC_R_NOMEMORY; @@ -664,6 +672,8 @@ _PUBLIC_ isc_result_t dlz_create(const char *dlzname, state->auth_context->generate_session_info_pac = b9_generate_session_info_pac; *dbdata = state; + dlz_bind9_state = state; + dlz_bind9_state_ref_count++; return ISC_R_SUCCESS; @@ -679,7 +689,13 @@ _PUBLIC_ void dlz_destroy(void *dbdata) { struct dlz_bind9_data *state = talloc_get_type_abort(dbdata, struct dlz_bind9_data); state->log(ISC_LOG_INFO, "samba_dlz: shutting down"); - talloc_free(state); + + dlz_bind9_state_ref_count--; + if (dlz_bind9_state_ref_count == 0) { + talloc_unlink(state, state->samdb); + talloc_free(state); + dlz_bind9_state = NULL; + } } |