4 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006-2007
5 Copyright (C) Andrew Tridgell <tridge@samba.org> 2009
6 Copyright (C) Stefan Metzmacher <metze@samba.org> 2007
7 Copyright (C) Simo Sorce <idra@samba.org> 2008
8 Copyright (C) Matthias Dieter Wallnöfer 2010
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 * Component: ldb subtree delete module
29 * Description: Delete of a subtree in LDB
31 * Author: Andrew Bartlett
36 #include <ldb_module.h>
37 #include "dsdb/samdb/ldb_modules/util.h"
38 #include "dsdb/common/util.h"
41 static int subtree_delete(struct ldb_module *module, struct ldb_request *req)
43 static const char * const attrs[] = { NULL };
44 struct ldb_result *res = NULL;
49 if (ldb_dn_is_special(req->op.del.dn)) {
50 /* do not manipulate our control entries */
51 return ldb_next_request(module, req);
54 /* see if we have any children */
55 ret = dsdb_module_search(module, req, &res, req->op.del.dn,
56 LDB_SCOPE_ONELEVEL, attrs,
57 DSDB_FLAG_NEXT_MODULE,
59 if (ret != LDB_SUCCESS) {
64 if (ldb_request_get_control(req, LDB_CONTROL_TREE_DELETE_OID) == NULL) {
65 /* Do not add any DN outputs to this error string!
66 * Some MMC consoles (eg release 2000) have a strange
67 * bug and prevent subtree deletes afterwards. */
68 ldb_asprintf_errstring(ldb_module_get_ctx(module),
69 "subtree_delete: Unable to "
70 "delete a non-leaf node "
71 "(it has %u children)!",
74 return LDB_ERR_NOT_ALLOWED_ON_NON_LEAF;
77 /* we need to start from the top since other LDB modules could
78 * enforce constraints (eg "objectclass" and "samldb" do so). */
79 flags = DSDB_FLAG_TOP_MODULE | DSDB_TREE_DELETE;
80 if (ldb_request_get_control(req, LDB_CONTROL_RELAX_OID) != NULL) {
81 flags |= DSDB_MODIFY_RELAX;
84 for (i = 0; i < res->count; i++) {
85 ret = dsdb_module_del(module, res->msgs[i]->dn, flags);
86 if (ret != LDB_SUCCESS) {
93 return ldb_next_request(module, req);
96 static int subtree_delete_init(struct ldb_module *module)
98 struct ldb_context *ldb;
101 ldb = ldb_module_get_ctx(module);
103 ret = ldb_mod_register_control(module, LDB_CONTROL_TREE_DELETE_OID);
104 if (ret != LDB_SUCCESS) {
105 ldb_debug(ldb, LDB_DEBUG_ERROR,
106 "subtree_delete: Unable to register control with rootdse!\n");
107 return ldb_operr(ldb);
110 return ldb_next_init(module);
113 _PUBLIC_ const struct ldb_module_ops ldb_subtree_delete_module_ops = {
114 .name = "subtree_delete",
115 .init_context = subtree_delete_init,
116 .del = subtree_delete