4 Copyright (C) Simo Sorce 2004-2008
5 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
6 Copyright (C) Andrew Tridgell 2005
7 Copyright (C) Stefan Metzmacher <metze@samba.org> 2007
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 * Component: ldb instancetype module
28 * Description: add an instanceType onto every new record
30 * Author: Andrew Bartlett
35 #include "ldb_module.h"
36 #include "librpc/gen_ndr/ndr_misc.h"
37 #include "dsdb/samdb/samdb.h"
38 #include "../libds/common/flags.h"
41 struct ldb_module *module;
42 struct ldb_request *req;
43 struct ldb_request *add_req;
46 static int it_add_callback(struct ldb_request *req, struct ldb_reply *ares)
48 struct ldb_context *ldb;
49 struct it_context *ac;
51 ac = talloc_get_type(req->context, struct it_context);
52 ldb = ldb_module_get_ctx(ac->module);
55 return ldb_module_done(ac->req, NULL, NULL,
56 LDB_ERR_OPERATIONS_ERROR);
59 if (ares->error != LDB_SUCCESS) {
60 return ldb_module_done(ac->req, ares->controls,
61 ares->response, ares->error);
64 if (ares->type != LDB_REPLY_DONE) {
65 ldb_set_errstring(ldb, "Invalid reply type!");
66 return ldb_module_done(ac->req, NULL, NULL,
67 LDB_ERR_OPERATIONS_ERROR);
70 /* Add the boilerplate entries */
72 return ldb_module_done(ac->req, ares->controls,
73 ares->response, ares->error);
76 /* add_record: add instancetype attribute */
77 static int instancetype_add(struct ldb_module *module, struct ldb_request *req)
79 struct ldb_context *ldb;
80 struct ldb_request *down_req;
81 struct ldb_message *msg;
82 struct it_context *ac;
83 uint32_t instance_type;
86 ldb = ldb_module_get_ctx(module);
88 ldb_debug(ldb, LDB_DEBUG_TRACE, "instancetype_add_record\n");
90 /* do not manipulate our control entries */
91 if (ldb_dn_is_special(req->op.add.message->dn)) {
92 return ldb_next_request(module, req);
95 if (ldb_msg_find_element(req->op.add.message, "instanceType")) {
96 unsigned int instanceType = ldb_msg_find_attr_as_uint(req->op.add.message, "instanceType", 0);
97 if (!(instanceType & INSTANCE_TYPE_IS_NC_HEAD)) {
98 return ldb_next_request(module, req);
101 /* Forward the 'add' to the modules below, but if it
102 * succeeds, then we might need to add the boilerplate
103 * entries (lost+found, deleted objects) */
104 ac = talloc(req, struct it_context);
106 return LDB_ERR_OPERATIONS_ERROR;
111 ret = ldb_build_add_req(&ac->add_req, ldb_module_get_ctx(ac->module), ac,
112 ac->req->op.add.message,
117 if (ret != LDB_SUCCESS) {
121 /* Do the original add */
122 return ldb_next_request(ac->module, ac->add_req);
125 /* we have to copy the message as the caller might have it as a const */
126 msg = ldb_msg_copy_shallow(req, req->op.add.message);
129 return LDB_ERR_OPERATIONS_ERROR;
133 * TODO: calculate correct instance type
135 instance_type = INSTANCE_TYPE_WRITE;
137 ret = ldb_msg_add_fmt(msg, "instanceType", "%u", instance_type);
138 if (ret != LDB_SUCCESS) {
140 return LDB_ERR_OPERATIONS_ERROR;
143 ret = ldb_build_add_req(&down_req, ldb, req,
146 req->context, req->callback,
148 if (ret != LDB_SUCCESS) {
152 /* go on with the call chain */
153 return ldb_next_request(module, down_req);
156 _PUBLIC_ const struct ldb_module_ops ldb_instancetype_module_ops = {
157 .name = "instancetype",
158 .add = instancetype_add,