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s4-drs: check if an optional feature is enabled

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This commit is contained in:
Eduardo Lima 2010-03-10 16:21:29 -03:00 committed by Andrew Tridgell
parent ca67768b66
commit 7b20ad99d6
1 changed files with 59 additions and 0 deletions
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59
source4/dsdb/samdb/ldb_modules/util.c
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@ -432,6 +432,65 @@ int dsdb_check_single_valued_link(const struct dsdb_attribute *attr,
return LDB_SUCCESS;
}
int dsdb_check_optional_feature(struct ldb_module *module, struct ldb_dn *scope,
struct GUID op_feature_guid, bool *feature_enabled)
{
TALLOC_CTX *tmp_ctx;
struct ldb_context *ldb = ldb_module_get_ctx(module);
struct ldb_result *res;
struct ldb_dn *search_dn;
struct GUID search_guid;
const char *attrs[] = {"msDS-EnabledFeature", NULL};
int ret;
int i;
struct ldb_message_element *el;
*feature_enabled = false;
tmp_ctx = talloc_new(ldb);
ret = ldb_search(ldb, tmp_ctx, &res,
scope, LDB_SCOPE_BASE, attrs,
NULL);
if (ret != LDB_SUCCESS) {
ldb_asprintf_errstring(ldb,
"Could no find the scope object - dn: %s\n",
ldb_dn_get_linearized(scope));
talloc_free(tmp_ctx);
return LDB_ERR_OPERATIONS_ERROR;
}
if (res->msgs[0]->num_elements > 0) {
el = ldb_msg_find_element(res->msgs[0],"msDS-EnabledFeature");
attrs[0] = "msDS-OptionalFeatureGUID";
for (i=0; i<el->num_values; i++) {
search_dn = ldb_dn_from_ldb_val(tmp_ctx, ldb, &el->values[i]);
ret = ldb_search(ldb, tmp_ctx, &res,
search_dn, LDB_SCOPE_BASE, attrs,
NULL);
if (ret != LDB_SUCCESS) {
ldb_asprintf_errstring(ldb,
"Could no find object dn: %s\n",
ldb_dn_get_linearized(search_dn));
talloc_free(tmp_ctx);
return LDB_ERR_OPERATIONS_ERROR;
}
search_guid = samdb_result_guid(res->msgs[0], "msDS-OptionalFeatureGUID");
if (GUID_compare(&search_guid, &op_feature_guid) == 0){
*feature_enabled = true;
break;
}
}
}
talloc_free(tmp_ctx);
return LDB_SUCCESS;
}
/*
find a 'reference' DN that points at another object