/*
ldb database library
- Copyright (C) Andrew Bartlet 2005
- Copyright (C) Simo Sorce 2006
+ Copyright (C) Andrew Bartlett 2005
+ Copyright (C) Simo Sorce 2006-2008
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
+ version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
/*
- * Name: rdb_name
+ * Name: rdn_name
*
* Component: ldb rdn name module
*
* Description: keep a consistent name attribute on objects manpulations
*
- * Author: Andrew Bartlet
+ * Author: Andrew Bartlett
*
* Modifications:
* - made the module async
*/
#include "ldb_includes.h"
+#include "ldb_module.h"
+
+struct rename_context {
+
+ struct ldb_module *module;
+ struct ldb_request *req;
+
+ struct ldb_reply *ares;
+};
static struct ldb_message_element *rdn_name_find_attribute(const struct ldb_message *msg, const char *name)
{
return NULL;
}
+static int rdn_name_add_callback(struct ldb_request *req,
+ struct ldb_reply *ares)
+{
+ struct rename_context *ac;
+
+ ac = talloc_get_type(req->context, struct rename_context);
+
+ if (!ares) {
+ return ldb_module_done(ac->req, NULL, NULL,
+ LDB_ERR_OPERATIONS_ERROR);
+ }
+ if (ares->error != LDB_SUCCESS) {
+ return ldb_module_done(ac->req, ares->controls,
+ ares->response, ares->error);
+ }
+
+ if (ares->type != LDB_REPLY_DONE) {
+ return ldb_module_done(ac->req, NULL, NULL,
+ LDB_ERR_OPERATIONS_ERROR);
+ }
+
+ return ldb_module_done(ac->req, ares->controls,
+ ares->response, LDB_SUCCESS);
+}
+
static int rdn_name_add(struct ldb_module *module, struct ldb_request *req)
{
+ struct ldb_context *ldb;
struct ldb_request *down_req;
+ struct rename_context *ac;
struct ldb_message *msg;
struct ldb_message_element *attribute;
+ const struct ldb_schema_attribute *a;
const char *rdn_name;
struct ldb_val rdn_val;
int i, ret;
- ldb_debug(module->ldb, LDB_DEBUG_TRACE, "rdn_name_add_record\n");
+ ldb = ldb_module_get_ctx(module);
+ ldb_debug(ldb, LDB_DEBUG_TRACE, "rdn_name_add_record");
/* do not manipulate our control entries */
if (ldb_dn_is_special(req->op.add.message->dn)) {
return ldb_next_request(module, req);
}
- down_req = talloc(req, struct ldb_request);
- if (down_req == NULL) {
+ ac = talloc_zero(req, struct rename_context);
+ if (ac == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
- *down_req = *req;
+ ac->module = module;
+ ac->req = req;
- down_req->op.add.message = msg = ldb_msg_copy_shallow(down_req, req->op.add.message);
+ msg = ldb_msg_copy_shallow(req, req->op.add.message);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
rdn_name = ldb_dn_get_rdn_name(msg->dn);
if (rdn_name == NULL) {
- talloc_free(down_req);
+ talloc_free(ac);
return LDB_ERR_OPERATIONS_ERROR;
}
}
if (ldb_msg_add_value(msg, "name", &rdn_val, NULL) != 0) {
- talloc_free(down_req);
+ talloc_free(ac);
return LDB_ERR_OPERATIONS_ERROR;
}
if (!attribute) {
if (ldb_msg_add_value(msg, rdn_name, &rdn_val, NULL) != 0) {
- talloc_free(down_req);
+ talloc_free(ac);
return LDB_ERR_OPERATIONS_ERROR;
}
} else {
- const struct ldb_schema_attribute *a = ldb_schema_attribute_by_name(module->ldb, rdn_name);
+ a = ldb_schema_attribute_by_name(ldb, rdn_name);
for (i = 0; i < attribute->num_values; i++) {
- if (a->syntax->comparison_fn(module->ldb, msg, &rdn_val, &attribute->values[i]) == 0) {
+ ret = a->syntax->comparison_fn(ldb, msg,
+ &rdn_val, &attribute->values[i]);
+ if (ret == 0) {
/* overwrite so it matches in case */
attribute->values[i] = rdn_val;
break;
}
}
if (i == attribute->num_values) {
- ldb_debug_set(module->ldb, LDB_DEBUG_FATAL,
- "RDN mismatch on %s: %s (%s)",
- ldb_dn_get_linearized(msg->dn), rdn_name, rdn_val.data);
- talloc_free(down_req);
- return LDB_ERR_OPERATIONS_ERROR;
+ char *rdn_errstring = talloc_asprintf(ac, "RDN mismatch on %s: %s (%.*s) should match one of:",
+ ldb_dn_get_linearized(msg->dn), rdn_name,
+ (int)rdn_val.length, (const char *)rdn_val.data);
+ for (i = 0; i < attribute->num_values; i++) {
+ rdn_errstring = talloc_asprintf_append(rdn_errstring, " (%.*s)",
+ (int)attribute->values[i].length,
+ (const char *)attribute->values[i].data);
+ }
+ ldb_debug_set(ldb, LDB_DEBUG_FATAL, "%s", rdn_errstring);
+ talloc_free(ac);
+ /* Match AD's error here */
+ return LDB_ERR_INVALID_DN_SYNTAX;
}
}
- /* go on with the call chain */
- ret = ldb_next_request(module, down_req);
-
- /* do not free down_req as the call results may be linked to it,
- * it will be freed when the upper level request get freed */
- if (ret == LDB_SUCCESS) {
- req->handle = down_req->handle;
+ ret = ldb_build_add_req(&down_req, ldb, req,
+ msg,
+ req->controls,
+ ac, rdn_name_add_callback,
+ req);
+ if (ret != LDB_SUCCESS) {
+ return ret;
}
- return ret;
-}
-
-struct rename_context {
+ talloc_steal(down_req, msg);
- enum {RENAME_RENAME, RENAME_MODIFY} step;
- struct ldb_request *orig_req;
- struct ldb_request *down_req;
- struct ldb_request *mod_req;
-};
+ /* go on with the call chain */
+ return ldb_next_request(module, down_req);
+}
-static int rdn_name_rename(struct ldb_module *module, struct ldb_request *req)
+static int rdn_modify_callback(struct ldb_request *req, struct ldb_reply *ares)
{
- struct ldb_handle *h;
struct rename_context *ac;
- ldb_debug(module->ldb, LDB_DEBUG_TRACE, "rdn_name_rename\n");
+ ac = talloc_get_type(req->context, struct rename_context);
- /* do not manipulate our control entries */
- if (ldb_dn_is_special(req->op.rename.newdn)) {
- return ldb_next_request(module, req);
+ if (!ares) {
+ return ldb_module_done(ac->req, NULL, NULL,
+ LDB_ERR_OPERATIONS_ERROR);
}
-
- h = talloc_zero(req, struct ldb_handle);
- if (h == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ if (ares->error != LDB_SUCCESS) {
+ return ldb_module_done(ac->req, ares->controls,
+ ares->response, ares->error);
}
- h->module = module;
-
- ac = talloc_zero(h, struct rename_context);
- if (ac == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ /* the only supported reply right now is a LDB_REPLY_DONE */
+ if (ares->type != LDB_REPLY_DONE) {
+ return ldb_module_done(ac->req, NULL, NULL,
+ LDB_ERR_OPERATIONS_ERROR);
}
- h->private_data = (void *)ac;
-
- h->state = LDB_ASYNC_INIT;
- h->status = LDB_SUCCESS;
-
- ac->orig_req = req;
- ac->down_req = talloc(req, struct ldb_request);
- if (ac->down_req == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- *(ac->down_req) = *req;
-
- ac->step = RENAME_RENAME;
-
- req->handle = h;
-
- /* rename first, modify "name" if rename is ok */
- return ldb_next_request(module, ac->down_req);
+ /* send saved controls eventually */
+ return ldb_module_done(ac->req, ac->ares->controls,
+ ac->ares->response, LDB_SUCCESS);
}
-static int rdn_name_rename_do_mod(struct ldb_handle *h) {
-
+static int rdn_rename_callback(struct ldb_request *req, struct ldb_reply *ares)
+{
+ struct ldb_context *ldb;
struct rename_context *ac;
+ struct ldb_request *mod_req;
const char *rdn_name;
struct ldb_val rdn_val;
struct ldb_message *msg;
+ int ret;
- ac = talloc_get_type(h->private_data, struct rename_context);
+ ac = talloc_get_type(req->context, struct rename_context);
+ ldb = ldb_module_get_ctx(ac->module);
- ac->mod_req = talloc_zero(ac, struct ldb_request);
+ if (!ares) {
+ goto error;
+ }
+ if (ares->error != LDB_SUCCESS) {
+ return ldb_module_done(ac->req, ares->controls,
+ ares->response, ares->error);
+ }
- ac->mod_req->operation = LDB_MODIFY;
- ac->mod_req->op.mod.message = msg = ldb_msg_new(ac->mod_req);
- if (msg == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ /* the only supported reply right now is a LDB_REPLY_DONE */
+ if (ares->type != LDB_REPLY_DONE) {
+ goto error;
}
- msg->dn = ldb_dn_copy(msg, ac->orig_req->op.rename.newdn);
+ /* save reply for caller */
+ ac->ares = talloc_steal(ac, ares);
+
+ msg = ldb_msg_new(ac);
+ if (msg == NULL) {
+ goto error;
+ }
+ msg->dn = ldb_dn_copy(msg, ac->req->op.rename.newdn);
if (msg->dn == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
-
- rdn_name = ldb_dn_get_rdn_name(ac->orig_req->op.rename.newdn);
+ rdn_name = ldb_dn_get_rdn_name(ac->req->op.rename.newdn);
if (rdn_name == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
- rdn_val = ldb_val_dup(msg, ldb_dn_get_rdn_val(ac->orig_req->op.rename.newdn));
+ rdn_val = ldb_val_dup(msg, ldb_dn_get_rdn_val(ac->req->op.rename.newdn));
if (ldb_msg_add_empty(msg, rdn_name, LDB_FLAG_MOD_REPLACE, NULL) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
if (ldb_msg_add_value(msg, rdn_name, &rdn_val, NULL) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
if (ldb_msg_add_empty(msg, "name", LDB_FLAG_MOD_REPLACE, NULL) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
if (ldb_msg_add_value(msg, "name", &rdn_val, NULL) != 0) {
- return LDB_ERR_OPERATIONS_ERROR;
+ goto error;
}
- ldb_set_timeout_from_prev_req(h->module->ldb, ac->orig_req, ac->mod_req);
-
- ac->step = RENAME_MODIFY;
+ ret = ldb_build_mod_req(&mod_req, ldb,
+ ac, msg, NULL,
+ ac, rdn_modify_callback,
+ req);
+ if (ret != LDB_SUCCESS) {
+ return ldb_module_done(ac->req, NULL, NULL, ret);
+ }
+ talloc_steal(mod_req, msg);
/* do the mod call */
- return ldb_request(h->module->ldb, ac->mod_req);
+ return ldb_request(ldb, mod_req);
+
+error:
+ return ldb_module_done(ac->req, NULL, NULL,
+ LDB_ERR_OPERATIONS_ERROR);
}
-static int rename_wait(struct ldb_handle *handle)
+static int rdn_name_rename(struct ldb_module *module, struct ldb_request *req)
{
+ struct ldb_context *ldb;
struct rename_context *ac;
+ struct ldb_request *down_req;
int ret;
-
- if (!handle || !handle->private_data) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- if (handle->state == LDB_ASYNC_DONE) {
- return handle->status;
- }
-
- handle->state = LDB_ASYNC_PENDING;
- handle->status = LDB_SUCCESS;
-
- ac = talloc_get_type(handle->private_data, struct rename_context);
-
- switch(ac->step) {
- case RENAME_RENAME:
- ret = ldb_wait(ac->down_req->handle, LDB_WAIT_NONE);
- if (ret != LDB_SUCCESS) {
- handle->status = ret;
- goto done;
- }
- if (ac->down_req->handle->status != LDB_SUCCESS) {
- handle->status = ac->down_req->handle->status;
- goto done;
- }
-
- if (ac->down_req->handle->state != LDB_ASYNC_DONE) {
- return LDB_SUCCESS;
- }
- /* rename operation done */
- return rdn_name_rename_do_mod(handle);
+ ldb = ldb_module_get_ctx(module);
+ ldb_debug(ldb, LDB_DEBUG_TRACE, "rdn_name_rename");
- case RENAME_MODIFY:
- ret = ldb_wait(ac->mod_req->handle, LDB_WAIT_NONE);
- if (ret != LDB_SUCCESS) {
- handle->status = ret;
- goto done;
- }
- if (ac->mod_req->handle->status != LDB_SUCCESS) {
- handle->status = ac->mod_req->handle->status;
- goto done;
- }
-
- if (ac->mod_req->handle->state != LDB_ASYNC_DONE) {
- return LDB_SUCCESS;
- }
-
- break;
-
- default:
- ret = LDB_ERR_OPERATIONS_ERROR;
- goto done;
+ /* do not manipulate our control entries */
+ if (ldb_dn_is_special(req->op.rename.newdn)) {
+ return ldb_next_request(module, req);
}
- ret = LDB_SUCCESS;
+ ac = talloc_zero(req, struct rename_context);
+ if (ac == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
-done:
- handle->state = LDB_ASYNC_DONE;
- return ret;
-}
+ ac->module = module;
+ ac->req = req;
-static int rename_wait_all(struct ldb_handle *handle) {
+ ret = ldb_build_rename_req(&down_req,
+ ldb,
+ ac,
+ req->op.rename.olddn,
+ req->op.rename.newdn,
+ req->controls,
+ ac,
+ rdn_rename_callback,
+ req);
- int ret;
-
- while (handle->state != LDB_ASYNC_DONE) {
- ret = rename_wait(handle);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
+ if (ret != LDB_SUCCESS) {
+ return LDB_ERR_OPERATIONS_ERROR;
}
- return handle->status;
-}
-
-static int rdn_name_wait(struct ldb_handle *handle, enum ldb_wait_type type)
-{
- if (type == LDB_WAIT_ALL) {
- return rename_wait_all(handle);
- } else {
- return rename_wait(handle);
- }
+ /* rename first, modify "name" if rename is ok */
+ return ldb_next_request(module, down_req);
}
-static const struct ldb_module_ops rdn_name_ops = {
+const struct ldb_module_ops ldb_rdn_name_module_ops = {
.name = "rdn_name",
.add = rdn_name_add,
.rename = rdn_name_rename,
- .wait = rdn_name_wait
};
-
-
-int ldb_rdn_name_init(void)
-{
- return ldb_register_module(&rdn_name_ops);
-}