svn commit: samba r12156 - in branches/SAMBA_4_0/source/dsdb/samdb:
.
tridge at samba.org
tridge at samba.org
Fri Dec 9 23:39:01 GMT 2005
Author: tridge
Date: 2005-12-09 23:39:00 +0000 (Fri, 09 Dec 2005)
New Revision: 12156
WebSVN: http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=12156
Log:
added samdb_domain_sid(), a routine to get the domain sid by looking
up the rootDomainNamingContext in the rootdse, then getting the
objectsid from the root of the domain
Modified:
branches/SAMBA_4_0/source/dsdb/samdb/samdb.c
Changeset:
Modified: branches/SAMBA_4_0/source/dsdb/samdb/samdb.c
===================================================================
--- branches/SAMBA_4_0/source/dsdb/samdb/samdb.c 2005-12-09 22:43:48 UTC (rev 12155)
+++ branches/SAMBA_4_0/source/dsdb/samdb/samdb.c 2005-12-09 23:39:00 UTC (rev 12156)
@@ -24,6 +24,7 @@
#include "librpc/gen_ndr/ndr_netlogon.h"
#include "librpc/gen_ndr/ndr_misc.h"
#include "lib/ldb/include/ldb.h"
+#include "lib/ldb/include/ldb_errors.h"
#include "system/time.h"
#include "system/filesys.h"
#include "db_wrap.h"
@@ -993,3 +994,68 @@
}
return ldb_dn_string_compose(mem_ctx, NULL, "cn=%s", lp_netbios_name());
}
+
+
+/*
+ work out the domain sid for the current open ldb
+*/
+const struct dom_sid *samdb_domain_sid(struct ldb_context *ldb)
+{
+ const char *attrs[] = { "rootDomainNamingContext", NULL };
+ int ret;
+ struct ldb_result *res = NULL;
+ TALLOC_CTX *tmp_ctx = talloc_new(ldb);
+ struct dom_sid *domain_sid;
+ const char *basedn_s;
+ struct ldb_dn *basedn;
+
+ /* see if we have a cached copy */
+ domain_sid = ldb_get_opaque(ldb, "cache.domain_sid");
+ if (domain_sid) {
+ return domain_sid;
+ }
+
+ basedn = ldb_dn_explode(tmp_ctx, "");
+ if (basedn == NULL) {
+ goto failed;
+ }
+
+ /* find the basedn of the domain from the rootdse */
+ ret = ldb_search(ldb, basedn, LDB_SCOPE_BASE, NULL, attrs, &res);
+ talloc_steal(tmp_ctx, res);
+ if (ret != LDB_SUCCESS || res->count != 1) {
+ goto failed;
+ }
+
+ basedn_s = ldb_msg_find_string(res->msgs[0], "rootDomainNamingContext", NULL);
+ if (basedn_s == NULL) {
+ goto failed;
+ }
+
+ basedn = ldb_dn_explode(tmp_ctx, basedn_s);
+ if (basedn == NULL) {
+ goto failed;
+ }
+
+ /* find the domain_sid */
+ domain_sid = samdb_search_dom_sid(ldb, tmp_ctx, basedn,
+ "objectSid", "objectClass=domainDNS");
+ if (domain_sid == NULL) {
+ goto failed;
+ }
+
+ /* cache the domain_sid in the ldb */
+ if (ldb_set_opaque(ldb, "cache.domain_sid", domain_sid) != LDB_SUCCESS) {
+ goto failed;
+ }
+
+ talloc_steal(ldb, domain_sid);
+ talloc_free(tmp_ctx);
+
+ return domain_sid;
+
+failed:
+ DEBUG(1,("Failed to find domain_sid for open ldb\n"));
+ talloc_free(tmp_ctx);
+ return NULL;
+}
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