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-rw-r--r--ldb/modules/asq.c388
1 files changed, 0 insertions, 388 deletions
diff --git a/ldb/modules/asq.c b/ldb/modules/asq.c
deleted file mode 100644
index c650970af..000000000
--- a/ldb/modules/asq.c
+++ /dev/null
@@ -1,388 +0,0 @@
-/*
- ldb database library
-
- Copyright (C) Simo Sorce 2005-2008
-
- ** NOTE! The following LGPL license applies to the ldb
- ** library. This does NOT imply that all of Samba is released
- ** under the LGPL
-
- 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 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
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- 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, see <http://www.gnu.org/licenses/>.
-*/
-
-/*
- * Name: ldb
- *
- * Component: ldb attribute scoped query control module
- *
- * Description: this module searches all the the objects pointed
- * by the DNs contained in the references attribute
- *
- * Author: Simo Sorce
- */
-
-#include "ldb_includes.h"
-
-struct asq_context {
-
- enum {ASQ_SEARCH_BASE, ASQ_SEARCH_MULTI} step;
-
- struct ldb_module *module;
- struct ldb_request *req;
-
- struct ldb_asq_control *asq_ctrl;
-
- const char * const *req_attrs;
- char *req_attribute;
- enum {
- ASQ_CTRL_SUCCESS = 0,
- ASQ_CTRL_INVALID_ATTRIBUTE_SYNTAX = 21,
- ASQ_CTRL_UNWILLING_TO_PERFORM = 53,
- ASQ_CTRL_AFFECTS_MULTIPLE_DSA = 71
- } asq_ret;
-
- struct ldb_reply *base_res;
-
- struct ldb_request **reqs;
- int num_reqs;
- int cur_req;
-
- struct ldb_control **controls;
-};
-
-static struct asq_context *asq_context_init(struct ldb_module *module, struct ldb_request *req)
-{
- struct asq_context *ac;
-
- ac = talloc_zero(req, struct asq_context);
- if (ac == NULL) {
- ldb_oom(module->ldb);
- return NULL;
- }
-
- ac->module = module;
- ac->req = req;
-
- return ac;
-}
-
-static int asq_search_continue(struct asq_context *ac);
-
-static int asq_search_terminate(struct asq_context *ac)
-{
- struct ldb_asq_control *asq;
- int i;
-
- if (ac->controls) {
- for (i = 0; ac->controls[i]; i++) /* count em */ ;
- } else {
- i = 0;
- }
-
- ac->controls = talloc_realloc(ac, ac->controls, struct ldb_control *, i + 2);
-
- if (ac->controls == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- ac->controls[i] = talloc(ac->controls, struct ldb_control);
- if (ac->controls[i] == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- ac->controls[i]->oid = LDB_CONTROL_ASQ_OID;
- ac->controls[i]->critical = 0;
-
- asq = talloc_zero(ac->controls[i], struct ldb_asq_control);
- if (asq == NULL)
- return LDB_ERR_OPERATIONS_ERROR;
-
- asq->result = ac->asq_ret;
-
- ac->controls[i]->data = asq;
-
- ac->controls[i + 1] = NULL;
-
- return ldb_module_done(ac->req, ac->controls, NULL, LDB_SUCCESS);
-}
-
-static int asq_base_callback(struct ldb_request *req, struct ldb_reply *ares)
-{
- struct asq_context *ac;
- int ret;
-
- ac = talloc_get_type(req->context, struct asq_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);
- }
-
- switch (ares->type) {
- case LDB_REPLY_ENTRY:
- ac->base_res = talloc_move(ac, &ares);
- break;
-
- case LDB_REPLY_REFERRAL:
- /* ignore referrals */
- talloc_free(ares);
- break;
-
- case LDB_REPLY_DONE:
-
- talloc_free(ares);
-
- /* next step */
- ret = asq_search_continue(ac);
- if (ret != LDB_SUCCESS) {
- return ldb_module_done(ac->req, NULL, NULL, ret);
- }
- break;
-
- }
- return LDB_SUCCESS;
-}
-
-static int asq_reqs_callback(struct ldb_request *req, struct ldb_reply *ares)
-{
- struct asq_context *ac;
- int ret;
-
- ac = talloc_get_type(req->context, struct asq_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);
- }
-
- switch (ares->type) {
- case LDB_REPLY_ENTRY:
- /* pass the message up to the original callback as we
- * do not have to elaborate on it any further */
- ret = ldb_module_send_entry(ac->req, ares->message, ares->controls);
- if (ret != LDB_SUCCESS) {
- return ldb_module_done(ac->req, NULL, NULL, ret);
- }
- talloc_free(ares);
- break;
-
- case LDB_REPLY_REFERRAL:
- /* ignore referrals */
- talloc_free(ares);
- break;
-
- case LDB_REPLY_DONE:
-
- talloc_free(ares);
-
- ret = asq_search_continue(ac);
- if (ret != LDB_SUCCESS) {
- return ldb_module_done(ac->req, NULL, NULL, ret);
- }
- break;
- }
-
- return LDB_SUCCESS;
-}
-
-static int asq_build_first_request(struct asq_context *ac, struct ldb_request **base_req)
-{
- const char **base_attrs;
- int ret;
-
- ac->req_attrs = ac->req->op.search.attrs;
- ac->req_attribute = talloc_strdup(ac, ac->asq_ctrl->source_attribute);
- if (ac->req_attribute == NULL)
- return LDB_ERR_OPERATIONS_ERROR;
-
- base_attrs = talloc_array(ac, const char *, 2);
- if (base_attrs == NULL) return LDB_ERR_OPERATIONS_ERROR;
-
- base_attrs[0] = talloc_strdup(base_attrs, ac->asq_ctrl->source_attribute);
- if (base_attrs[0] == NULL) return LDB_ERR_OPERATIONS_ERROR;
-
- base_attrs[1] = NULL;
-
- ret = ldb_build_search_req(base_req, ac->module->ldb, ac,
- ac->req->op.search.base,
- LDB_SCOPE_BASE,
- NULL,
- (const char * const *)base_attrs,
- NULL,
- ac, asq_base_callback,
- ac->req);
- if (ret != LDB_SUCCESS) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- return LDB_SUCCESS;
-}
-
-static int asq_build_multiple_requests(struct asq_context *ac, bool *terminated)
-{
- struct ldb_control **saved_controls;
- struct ldb_control *control;
- struct ldb_dn *dn;
- struct ldb_message_element *el;
- int ret, i;
-
- if (ac->base_res == NULL) {
- return LDB_ERR_NO_SUCH_OBJECT;
- }
-
- el = ldb_msg_find_element(ac->base_res->message, ac->req_attribute);
- /* no values found */
- if (el == NULL) {
- ac->asq_ret = ASQ_CTRL_SUCCESS;
- *terminated = true;
- return asq_search_terminate(ac);
- }
-
- ac->num_reqs = el->num_values;
- ac->cur_req = 0;
- ac->reqs = talloc_array(ac, struct ldb_request *, ac->num_reqs);
- if (ac->reqs == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- for (i = 0; i < el->num_values; i++) {
-
- dn = ldb_dn_new(ac, ac->module->ldb,
- (const char *)el->values[i].data);
- if ( ! ldb_dn_validate(dn)) {
- ac->asq_ret = ASQ_CTRL_INVALID_ATTRIBUTE_SYNTAX;
- *terminated = true;
- return asq_search_terminate(ac);
- }
-
- ret = ldb_build_search_req_ex(&ac->reqs[i],
- ac->module->ldb, ac,
- dn, LDB_SCOPE_BASE,
- ac->req->op.search.tree,
- ac->req_attrs,
- ac->req->controls,
- ac, asq_reqs_callback,
- ac->req);
- if (ret != LDB_SUCCESS) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- /* remove the ASQ control itself */
- control = ldb_request_get_control(ac->req, LDB_CONTROL_ASQ_OID);
- if (!save_controls(control, ac->reqs[i], &saved_controls)) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- }
-
- return LDB_SUCCESS;
-}
-
-static int asq_search_continue(struct asq_context *ac)
-{
- bool terminated = false;
- int ret;
-
- switch (ac->step) {
- case ASQ_SEARCH_BASE:
-
- /* build up the requests call chain */
- ret = asq_build_multiple_requests(ac, &terminated);
- if (ret != LDB_SUCCESS || terminated) {
- return ret;
- }
-
- ac->step = ASQ_SEARCH_MULTI;
-
- return ldb_request(ac->module->ldb, ac->reqs[ac->cur_req]);
-
- case ASQ_SEARCH_MULTI:
-
- ac->cur_req++;
-
- if (ac->cur_req == ac->num_reqs) {
- /* done */
- return asq_search_terminate(ac);
- }
-
- return ldb_request(ac->module->ldb, ac->reqs[ac->cur_req]);
- }
-
- return LDB_ERR_OPERATIONS_ERROR;
-}
-
-static int asq_search(struct ldb_module *module, struct ldb_request *req)
-{
- struct ldb_request *base_req;
- struct ldb_control *control;
- struct asq_context *ac;
- int ret;
-
- /* check if there's a paged request control */
- control = ldb_request_get_control(req, LDB_CONTROL_ASQ_OID);
- if (control == NULL) {
- /* not found go on */
- return ldb_next_request(module, req);
- }
-
- ac = asq_context_init(module, req);
- if (!ac) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- /* check the search is well formed */
- if (req->op.search.scope != LDB_SCOPE_BASE) {
- ac->asq_ret = ASQ_CTRL_UNWILLING_TO_PERFORM;
- return asq_search_terminate(ac);
- }
-
- ac->asq_ctrl = talloc_get_type(control->data, struct ldb_asq_control);
- if (!ac->asq_ctrl) {
- return LDB_ERR_PROTOCOL_ERROR;
- }
-
- ret = asq_build_first_request(ac, &base_req);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
-
- ac->step = ASQ_SEARCH_BASE;
-
- return ldb_request(module->ldb, base_req);
-}
-
-static int asq_init(struct ldb_module *module)
-{
- int ret;
-
- ret = ldb_mod_register_control(module, LDB_CONTROL_ASQ_OID);
- if (ret != LDB_SUCCESS) {
- ldb_debug(module->ldb, LDB_DEBUG_WARNING, "asq: Unable to register control with rootdse!\n");
- }
-
- return ldb_next_init(module);
-}
-
-const struct ldb_module_ops ldb_asq_module_ops = {
- .name = "asq",
- .search = asq_search,
- .init_context = asq_init
-};
generated by cgit (git 2.34.1) at 2024-04-19 05:27:20 +0000