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authorAndrew Tridgell <tridge@samba.org>2010-11-01 18:42:39 +1100
committerAndrew Tridgell <tridge@samba.org>2010-11-01 18:55:20 +1100
commitcdf19ec5e2310a2f41e73fbb4655da288b88edfc (patch)
tree77665d0864b30eaf2abb05e158f1311fd8978c8d /source4/lib/ldb
parentd103f2d346d721de6975f32649a8c75d5230dc5b (diff)
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s4-ldb: moved the ldb_ildap backend into lib/ldb-samba
this backend is samba4 specific
Diffstat (limited to 'source4/lib/ldb')
-rw-r--r--source4/lib/ldb/ldb_ildap/ldb_ildap.c879
1 files changed, 0 insertions, 879 deletions
diff --git a/source4/lib/ldb/ldb_ildap/ldb_ildap.c b/source4/lib/ldb/ldb_ildap/ldb_ildap.c
deleted file mode 100644
index a312cc9fe2..0000000000
--- a/source4/lib/ldb/ldb_ildap/ldb_ildap.c
+++ /dev/null
@@ -1,879 +0,0 @@
-/*
- ldb database library - ildap backend
-
- Copyright (C) Andrew Tridgell 2005
- Copyright (C) Simo Sorce 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_ildap
- *
- * Component: ldb ildap backend
- *
- * Description: This is a ldb backend for the internal ldap
- * client library in Samba4. By using this backend we are
- * independent of a system ldap library
- *
- * Author: Andrew Tridgell
- *
- * Modifications:
- *
- * - description: make the module use asynchronous calls
- * date: Feb 2006
- * author: Simo Sorce
- */
-
-#include "includes.h"
-#include "ldb_module.h"
-#include "util/dlinklist.h"
-
-#include "libcli/ldap/libcli_ldap.h"
-#include "libcli/ldap/ldap_client.h"
-#include "auth/auth.h"
-#include "auth/credentials/credentials.h"
-
-struct ildb_private {
- struct ldap_connection *ldap;
- struct tevent_context *event_ctx;
-};
-
-struct ildb_context {
- struct ldb_module *module;
- struct ldb_request *req;
-
- struct ildb_private *ildb;
- struct ldap_request *ireq;
-
- /* indicate we are already processing
- * the ldap_request in ildb_callback() */
- bool in_ildb_callback;
-
- bool done;
-
- struct ildb_destructor_ctx *dc;
-};
-
-static void ildb_request_done(struct ildb_context *ctx,
- struct ldb_control **ctrls, int error)
-{
- struct ldb_context *ldb;
- struct ldb_reply *ares;
-
- ldb = ldb_module_get_ctx(ctx->module);
-
- ctx->done = true;
-
- if (ctx->req == NULL) {
- /* if the req has been freed already just return */
- return;
- }
-
- ares = talloc_zero(ctx->req, struct ldb_reply);
- if (!ares) {
- ldb_oom(ldb);
- ctx->req->callback(ctx->req, NULL);
- return;
- }
- ares->type = LDB_REPLY_DONE;
- ares->controls = talloc_steal(ares, ctrls);
- ares->error = error;
-
- ctx->req->callback(ctx->req, ares);
-}
-
-static void ildb_auto_done_callback(struct tevent_context *ev,
- struct tevent_timer *te,
- struct timeval t,
- void *private_data)
-{
- struct ildb_context *ac;
-
- ac = talloc_get_type(private_data, struct ildb_context);
- ildb_request_done(ac, NULL, LDB_SUCCESS);
-}
-
-/*
- convert a ldb_message structure to a list of ldap_mod structures
- ready for ildap_add() or ildap_modify()
-*/
-static struct ldap_mod **ildb_msg_to_mods(void *mem_ctx, int *num_mods,
- const struct ldb_message *msg,
- int use_flags)
-{
- struct ldap_mod **mods;
- unsigned int i;
- int n = 0;
-
- /* allocate maximum number of elements needed */
- mods = talloc_array(mem_ctx, struct ldap_mod *, msg->num_elements+1);
- if (!mods) {
- errno = ENOMEM;
- return NULL;
- }
- mods[0] = NULL;
-
- for (i = 0; i < msg->num_elements; i++) {
- const struct ldb_message_element *el = &msg->elements[i];
-
- mods[n] = talloc(mods, struct ldap_mod);
- if (!mods[n]) {
- goto failed;
- }
- mods[n + 1] = NULL;
- mods[n]->type = 0;
- mods[n]->attrib = *el;
- if (use_flags) {
- switch (el->flags & LDB_FLAG_MOD_MASK) {
- case LDB_FLAG_MOD_ADD:
- mods[n]->type = LDAP_MODIFY_ADD;
- break;
- case LDB_FLAG_MOD_DELETE:
- mods[n]->type = LDAP_MODIFY_DELETE;
- break;
- case LDB_FLAG_MOD_REPLACE:
- mods[n]->type = LDAP_MODIFY_REPLACE;
- break;
- }
- }
- n++;
- }
-
- *num_mods = n;
- return mods;
-
-failed:
- talloc_free(mods);
- return NULL;
-}
-
-
-/*
- map an ildap NTSTATUS to a ldb error code
-*/
-static int ildb_map_error(struct ldb_module *module, NTSTATUS status)
-{
- struct ildb_private *ildb;
- struct ldb_context *ldb;
- TALLOC_CTX *mem_ctx;
-
- ildb = talloc_get_type(ldb_module_get_private(module), struct ildb_private);
- ldb = ldb_module_get_ctx(module);
-
- if (NT_STATUS_IS_OK(status)) {
- return LDB_SUCCESS;
- }
-
- mem_ctx = talloc_new(ildb);
- if (!mem_ctx) {
- ldb_oom(ldb);
- return LDB_ERR_OPERATIONS_ERROR;
- }
- ldb_set_errstring(ldb,
- ldap_errstr(ildb->ldap, mem_ctx, status));
- talloc_free(mem_ctx);
- if (NT_STATUS_IS_LDAP(status)) {
- return NT_STATUS_LDAP_CODE(status);
- }
- return LDB_ERR_OPERATIONS_ERROR;
-}
-
-static void ildb_request_timeout(struct tevent_context *ev, struct tevent_timer *te,
- struct timeval t, void *private_data)
-{
- struct ildb_context *ac = talloc_get_type(private_data, struct ildb_context);
-
- if (ac->ireq->state == LDAP_REQUEST_PENDING) {
- DLIST_REMOVE(ac->ireq->conn->pending, ac->ireq);
- }
-
- ildb_request_done(ac, NULL, LDB_ERR_TIME_LIMIT_EXCEEDED);
-}
-
-static void ildb_callback(struct ldap_request *req)
-{
- struct ldb_context *ldb;
- struct ildb_context *ac;
- NTSTATUS status;
- struct ldap_SearchResEntry *search;
- struct ldap_message *msg;
- struct ldb_control **controls;
- struct ldb_message *ldbmsg;
- char *referral;
- bool callback_failed;
- bool request_done;
- int ret;
- int i;
-
- ac = talloc_get_type(req->async.private_data, struct ildb_context);
- ldb = ldb_module_get_ctx(ac->module);
- callback_failed = false;
- request_done = false;
- controls = NULL;
-
- /* check if we are already processing this request */
- if (ac->in_ildb_callback) {
- return;
- }
- /* mark the request as being in process */
- ac->in_ildb_callback = true;
-
- if (!NT_STATUS_IS_OK(req->status)) {
- ret = ildb_map_error(ac->module, req->status);
- ildb_request_done(ac, NULL, ret);
- return;
- }
-
- if (req->num_replies < 1) {
- ret = LDB_ERR_OPERATIONS_ERROR;
- ildb_request_done(ac, NULL, ret);
- return;
- }
-
- switch (req->type) {
-
- case LDAP_TAG_ModifyRequest:
- if (req->replies[0]->type != LDAP_TAG_ModifyResponse) {
- ret = LDB_ERR_PROTOCOL_ERROR;
- break;
- }
- status = ldap_check_response(ac->ireq->conn, &req->replies[0]->r.GeneralResult);
- ret = ildb_map_error(ac->module, status);
- request_done = true;
- break;
-
- case LDAP_TAG_AddRequest:
- if (req->replies[0]->type != LDAP_TAG_AddResponse) {
- ret = LDB_ERR_PROTOCOL_ERROR;
- return;
- }
- status = ldap_check_response(ac->ireq->conn, &req->replies[0]->r.GeneralResult);
- ret = ildb_map_error(ac->module, status);
- request_done = true;
- break;
-
- case LDAP_TAG_DelRequest:
- if (req->replies[0]->type != LDAP_TAG_DelResponse) {
- ret = LDB_ERR_PROTOCOL_ERROR;
- return;
- }
- status = ldap_check_response(ac->ireq->conn, &req->replies[0]->r.GeneralResult);
- ret = ildb_map_error(ac->module, status);
- request_done = true;
- break;
-
- case LDAP_TAG_ModifyDNRequest:
- if (req->replies[0]->type != LDAP_TAG_ModifyDNResponse) {
- ret = LDB_ERR_PROTOCOL_ERROR;
- return;
- }
- status = ldap_check_response(ac->ireq->conn, &req->replies[0]->r.GeneralResult);
- ret = ildb_map_error(ac->module, status);
- request_done = true;
- break;
-
- case LDAP_TAG_SearchRequest:
- /* loop over all messages */
- for (i = 0; i < req->num_replies; i++) {
-
- msg = req->replies[i];
- switch (msg->type) {
-
- case LDAP_TAG_SearchResultDone:
-
- status = ldap_check_response(ac->ireq->conn, &msg->r.GeneralResult);
- if (!NT_STATUS_IS_OK(status)) {
- ret = ildb_map_error(ac->module, status);
- break;
- }
-
- controls = talloc_steal(ac, msg->controls);
- if (msg->r.SearchResultDone.resultcode) {
- if (msg->r.SearchResultDone.errormessage) {
- ldb_set_errstring(ldb, msg->r.SearchResultDone.errormessage);
- }
- }
-
- ret = msg->r.SearchResultDone.resultcode;
- request_done = true;
- break;
-
- case LDAP_TAG_SearchResultEntry:
-
- ldbmsg = ldb_msg_new(ac);
- if (!ldbmsg) {
- ret = LDB_ERR_OPERATIONS_ERROR;
- break;
- }
-
- search = &(msg->r.SearchResultEntry);
-
- ldbmsg->dn = ldb_dn_new(ldbmsg, ldb, search->dn);
- if ( ! ldb_dn_validate(ldbmsg->dn)) {
- ret = LDB_ERR_OPERATIONS_ERROR;
- break;
- }
- ldbmsg->num_elements = search->num_attributes;
- ldbmsg->elements = talloc_move(ldbmsg, &search->attributes);
-
- controls = talloc_steal(ac, msg->controls);
-
- ret = ldb_module_send_entry(ac->req, ldbmsg, controls);
- if (ret != LDB_SUCCESS) {
- callback_failed = true;
- }
-
- break;
-
- case LDAP_TAG_SearchResultReference:
-
- referral = talloc_strdup(ac, msg->r.SearchResultReference.referral);
-
- ret = ldb_module_send_referral(ac->req, referral);
- if (ret != LDB_SUCCESS) {
- callback_failed = true;
- }
-
- break;
-
- default:
- /* TAG not handled, fail ! */
- ret = LDB_ERR_PROTOCOL_ERROR;
- break;
- }
-
- if (ret != LDB_SUCCESS) {
- break;
- }
- }
-
- talloc_free(req->replies);
- req->replies = NULL;
- req->num_replies = 0;
-
- break;
-
- default:
- ret = LDB_ERR_PROTOCOL_ERROR;
- break;
- }
-
- if (ret != LDB_SUCCESS) {
-
- /* if the callback failed the caller will have freed the
- * request. Just return and don't try to use it */
- if ( ! callback_failed) {
- request_done = true;
- }
- }
-
- /* mark the request as not being in progress */
- ac->in_ildb_callback = false;
-
- if (request_done) {
- ildb_request_done(ac, controls, ret);
- }
-
- return;
-}
-
-static int ildb_request_send(struct ildb_context *ac, struct ldap_message *msg)
-{
- struct ldb_context *ldb;
- struct ldap_request *req;
-
- if (!ac) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- ldb = ldb_module_get_ctx(ac->module);
-
- ldb_request_set_state(ac->req, LDB_ASYNC_PENDING);
-
- req = ldap_request_send(ac->ildb->ldap, msg);
- if (req == NULL) {
- ldb_set_errstring(ldb, "async send request failed");
- return LDB_ERR_OPERATIONS_ERROR;
- }
- ac->ireq = talloc_reparent(ac->ildb->ldap, ac, req);
-
- if (!ac->ireq->conn) {
- ldb_set_errstring(ldb, "connection to remote LDAP server dropped?");
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- talloc_free(req->time_event);
- req->time_event = NULL;
- if (ac->req->timeout) {
- req->time_event = tevent_add_timer(ac->ildb->event_ctx, ac,
- timeval_current_ofs(ac->req->timeout, 0),
- ildb_request_timeout, ac);
- }
-
- req->async.fn = ildb_callback;
- req->async.private_data = ac;
-
- return LDB_SUCCESS;
-}
-
-/*
- search for matching records using an asynchronous function
- */
-static int ildb_search(struct ildb_context *ac)
-{
- struct ldb_context *ldb;
- struct ldb_request *req = ac->req;
- struct ldap_message *msg;
- int n;
-
- ldb = ldb_module_get_ctx(ac->module);
-
- if (!req->callback || !req->context) {
- ldb_set_errstring(ldb, "Async interface called with NULL callback function or NULL context");
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- if (req->op.search.tree == NULL) {
- ldb_set_errstring(ldb, "Invalid expression parse tree");
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg = new_ldap_message(req);
- if (msg == NULL) {
- ldb_set_errstring(ldb, "Out of Memory");
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->type = LDAP_TAG_SearchRequest;
-
- if (req->op.search.base == NULL) {
- msg->r.SearchRequest.basedn = talloc_strdup(msg, "");
- } else {
- msg->r.SearchRequest.basedn = ldb_dn_get_extended_linearized(msg, req->op.search.base, 0);
- }
- if (msg->r.SearchRequest.basedn == NULL) {
- ldb_set_errstring(ldb, "Unable to determine baseDN");
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- if (req->op.search.scope == LDB_SCOPE_DEFAULT) {
- msg->r.SearchRequest.scope = LDB_SCOPE_SUBTREE;
- } else {
- msg->r.SearchRequest.scope = req->op.search.scope;
- }
-
- msg->r.SearchRequest.deref = LDAP_DEREFERENCE_NEVER;
- msg->r.SearchRequest.timelimit = 0;
- msg->r.SearchRequest.sizelimit = 0;
- msg->r.SearchRequest.attributesonly = 0;
- msg->r.SearchRequest.tree = discard_const(req->op.search.tree);
-
- for (n = 0; req->op.search.attrs && req->op.search.attrs[n]; n++) /* noop */ ;
- msg->r.SearchRequest.num_attributes = n;
- msg->r.SearchRequest.attributes = req->op.search.attrs;
- msg->controls = req->controls;
-
- return ildb_request_send(ac, msg);
-}
-
-/*
- add a record
-*/
-static int ildb_add(struct ildb_context *ac)
-{
- struct ldb_request *req = ac->req;
- struct ldap_message *msg;
- struct ldap_mod **mods;
- int i,n;
-
- msg = new_ldap_message(req);
- if (msg == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->type = LDAP_TAG_AddRequest;
-
- msg->r.AddRequest.dn = ldb_dn_get_extended_linearized(msg, req->op.add.message->dn, 0);
- if (msg->r.AddRequest.dn == NULL) {
- talloc_free(msg);
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- mods = ildb_msg_to_mods(msg, &n, req->op.add.message, 0);
- if (mods == NULL) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->r.AddRequest.num_attributes = n;
- msg->r.AddRequest.attributes = talloc_array(msg, struct ldb_message_element, n);
- if (msg->r.AddRequest.attributes == NULL) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- for (i = 0; i < n; i++) {
- msg->r.AddRequest.attributes[i] = mods[i]->attrib;
- }
- msg->controls = req->controls;
-
- return ildb_request_send(ac, msg);
-}
-
-/*
- modify a record
-*/
-static int ildb_modify(struct ildb_context *ac)
-{
- struct ldb_request *req = ac->req;
- struct ldap_message *msg;
- struct ldap_mod **mods;
- int i,n;
-
- msg = new_ldap_message(req);
- if (msg == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->type = LDAP_TAG_ModifyRequest;
-
- msg->r.ModifyRequest.dn = ldb_dn_get_extended_linearized(msg, req->op.mod.message->dn, 0);
- if (msg->r.ModifyRequest.dn == NULL) {
- talloc_free(msg);
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- mods = ildb_msg_to_mods(msg, &n, req->op.mod.message, 1);
- if (mods == NULL) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->r.ModifyRequest.num_mods = n;
- msg->r.ModifyRequest.mods = talloc_array(msg, struct ldap_mod, n);
- if (msg->r.ModifyRequest.mods == NULL) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- for (i = 0; i < n; i++) {
- msg->r.ModifyRequest.mods[i] = *mods[i];
- }
- msg->controls = req->controls;
- return ildb_request_send(ac, msg);
-}
-
-/*
- delete a record
-*/
-static int ildb_delete(struct ildb_context *ac)
-{
- struct ldb_request *req = ac->req;
- struct ldap_message *msg;
-
- msg = new_ldap_message(req);
- if (msg == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->type = LDAP_TAG_DelRequest;
-
- msg->r.DelRequest.dn = ldb_dn_get_extended_linearized(msg, req->op.del.dn, 0);
- if (msg->r.DelRequest.dn == NULL) {
- talloc_free(msg);
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
- msg->controls = req->controls;
-
- return ildb_request_send(ac, msg);
-}
-
-/*
- rename a record
-*/
-static int ildb_rename(struct ildb_context *ac)
-{
- struct ldb_request *req = ac->req;
- struct ldap_message *msg;
- const char *rdn_name;
- const struct ldb_val *rdn_val;
-
- msg = new_ldap_message(req);
- if (msg == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->type = LDAP_TAG_ModifyDNRequest;
- msg->r.ModifyDNRequest.dn = ldb_dn_get_extended_linearized(msg, req->op.rename.olddn, 0);
- if (msg->r.ModifyDNRequest.dn == NULL) {
- talloc_free(msg);
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- rdn_name = ldb_dn_get_rdn_name(req->op.rename.newdn);
- rdn_val = ldb_dn_get_rdn_val(req->op.rename.newdn);
-
- if ((rdn_name != NULL) && (rdn_val != NULL)) {
- msg->r.ModifyDNRequest.newrdn =
- talloc_asprintf(msg, "%s=%s", rdn_name,
- ldb_dn_escape_value(msg, *rdn_val));
- } else {
- msg->r.ModifyDNRequest.newrdn = talloc_strdup(msg, "");
- }
- if (msg->r.ModifyDNRequest.newrdn == NULL) {
- talloc_free(msg);
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- msg->r.ModifyDNRequest.newsuperior =
- ldb_dn_alloc_linearized(msg, ldb_dn_get_parent(msg, req->op.rename.newdn));
- if (msg->r.ModifyDNRequest.newsuperior == NULL) {
- talloc_free(msg);
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- msg->r.ModifyDNRequest.deleteolddn = true;
- msg->controls = req->controls;
-
- return ildb_request_send(ac, msg);
-}
-
-static int ildb_start_trans(struct ldb_module *module)
-{
- /* TODO implement a local locking mechanism here */
-
- return LDB_SUCCESS;
-}
-
-static int ildb_end_trans(struct ldb_module *module)
-{
- /* TODO implement a local transaction mechanism here */
-
- return LDB_SUCCESS;
-}
-
-static int ildb_del_trans(struct ldb_module *module)
-{
- /* TODO implement a local locking mechanism here */
-
- return LDB_SUCCESS;
-}
-
-static bool ildb_dn_is_special(struct ldb_request *req)
-{
- struct ldb_dn *dn = NULL;
-
- switch (req->operation) {
- case LDB_ADD:
- dn = req->op.add.message->dn;
- break;
- case LDB_MODIFY:
- dn = req->op.mod.message->dn;
- break;
- case LDB_DELETE:
- dn = req->op.del.dn;
- break;
- case LDB_RENAME:
- dn = req->op.rename.olddn;
- break;
- default:
- break;
- }
-
- if (dn && ldb_dn_is_special(dn)) {
- return true;
- }
- return false;
-}
-
-static int ildb_handle_request(struct ldb_module *module, struct ldb_request *req)
-{
- struct ldb_context *ldb;
- struct ildb_private *ildb;
- struct ildb_context *ac;
- struct tevent_timer *te;
- int ret;
-
- ildb = talloc_get_type(ldb_module_get_private(module), struct ildb_private);
- ldb = ldb_module_get_ctx(module);
-
- if (req->starttime == 0 || req->timeout == 0) {
- ldb_set_errstring(ldb, "Invalid timeout settings");
- return LDB_ERR_TIME_LIMIT_EXCEEDED;
- }
-
- ac = talloc_zero(req, struct ildb_context);
- if (ac == NULL) {
- ldb_set_errstring(ldb, "Out of Memory");
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- ac->module = module;
- ac->req = req;
- ac->ildb = ildb;
-
- if (ildb_dn_is_special(req)) {
-
- te = tevent_add_timer(ac->ildb->event_ctx,
- ac, timeval_zero(),
- ildb_auto_done_callback, ac);
- if (NULL == te) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- return LDB_SUCCESS;
- }
-
- switch (ac->req->operation) {
- case LDB_SEARCH:
- ret = ildb_search(ac);
- break;
- case LDB_ADD:
- ret = ildb_add(ac);
- break;
- case LDB_MODIFY:
- ret = ildb_modify(ac);
- break;
- case LDB_DELETE:
- ret = ildb_delete(ac);
- break;
- case LDB_RENAME:
- ret = ildb_rename(ac);
- break;
- default:
- /* no other op supported */
- ret = LDB_ERR_PROTOCOL_ERROR;
- break;
- }
-
- return ret;
-}
-
-static const struct ldb_module_ops ildb_ops = {
- .name = "ldap",
- .search = ildb_handle_request,
- .add = ildb_handle_request,
- .modify = ildb_handle_request,
- .del = ildb_handle_request,
- .rename = ildb_handle_request,
-/* .request = ildb_handle_request, */
- .start_transaction = ildb_start_trans,
- .end_transaction = ildb_end_trans,
- .del_transaction = ildb_del_trans,
-};
-
-/*
- connect to the database
-*/
-static int ildb_connect(struct ldb_context *ldb, const char *url,
- unsigned int flags, const char *options[],
- struct ldb_module **_module)
-{
- struct ldb_module *module;
- struct ildb_private *ildb;
- NTSTATUS status;
- struct cli_credentials *creds;
- struct loadparm_context *lp_ctx;
-
- module = ldb_module_new(ldb, ldb, "ldb_ildap backend", &ildb_ops);
- if (!module) return LDB_ERR_OPERATIONS_ERROR;
-
- ildb = talloc(module, struct ildb_private);
- if (!ildb) {
- ldb_oom(ldb);
- goto failed;
- }
- ldb_module_set_private(module, ildb);
-
- ildb->event_ctx = ldb_get_event_context(ldb);
-
- lp_ctx = talloc_get_type(ldb_get_opaque(ldb, "loadparm"),
- struct loadparm_context);
-
- ildb->ldap = ldap4_new_connection(ildb, lp_ctx,
- ildb->event_ctx);
- if (!ildb->ldap) {
- ldb_oom(ldb);
- goto failed;
- }
-
- if (flags & LDB_FLG_RECONNECT) {
- ldap_set_reconn_params(ildb->ldap, 10);
- }
-
- status = ldap_connect(ildb->ldap, url);
- if (!NT_STATUS_IS_OK(status)) {
- ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to connect to ldap URL '%s' - %s",
- url, ldap_errstr(ildb->ldap, module, status));
- goto failed;
- }
-
- /* caller can optionally setup credentials using the opaque token 'credentials' */
- creds = talloc_get_type(ldb_get_opaque(ldb, "credentials"), struct cli_credentials);
- if (creds == NULL) {
- struct auth_session_info *session_info = talloc_get_type(ldb_get_opaque(ldb, "sessionInfo"), struct auth_session_info);
- if (session_info) {
- creds = session_info->credentials;
- }
- }
-
- if (creds != NULL && cli_credentials_authentication_requested(creds)) {
- const char *bind_dn = cli_credentials_get_bind_dn(creds);
- if (bind_dn) {
- const char *password = cli_credentials_get_password(creds);
- status = ldap_bind_simple(ildb->ldap, bind_dn, password);
- if (!NT_STATUS_IS_OK(status)) {
- ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to bind - %s",
- ldap_errstr(ildb->ldap, module, status));
- goto failed;
- }
- } else {
- status = ldap_bind_sasl(ildb->ldap, creds, lp_ctx);
- if (!NT_STATUS_IS_OK(status)) {
- ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to bind - %s",
- ldap_errstr(ildb->ldap, module, status));
- goto failed;
- }
- }
- }
-
- *_module = module;
- return LDB_SUCCESS;
-
-failed:
- talloc_free(module);
- return LDB_ERR_OPERATIONS_ERROR;
-}
-
-/*
- initialise the module
- */
-_PUBLIC_ int ldb_ildap_init(const char *ldb_version)
-{
- int ret, i;
- const char *names[] = { "ldap", "ldaps", "ldapi", NULL };
- for (i=0; names[i]; i++) {
- ret = ldb_register_backend(names[i], ildb_connect, true);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
- }
- return LDB_SUCCESS;
-}