-/*
+/*
ldb database library - ildap backend
Copyright (C) Andrew Tridgell 2005
- Copyright (C) Simo Sorce 2006
+ 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
*
* Modifications:
*
- * - description: make the module use asyncronous calls
+ * - description: make the module use asynchronous calls
* date: Feb 2006
* author: Simo Sorce
*/
-
#include "includes.h"
-#include "ldb_includes.h"
+#include "ldb_module.h"
+#include "dlinklist.h"
-#include "lib/events/events.h"
-#include "libcli/ldap/ldap.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 ldb_module *module;
+ struct tevent_context *event_ctx;
};
struct ildb_context {
+ struct ldb_module *module;
+ struct ldb_request *req;
+
struct ildb_private *ildb;
- struct ldb_handle *handle;
- struct ldap_request *req;
- void *context;
- int (*callback)(struct ldb_context *, void *, struct ldb_reply *);
+ 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)
+ const struct ldb_message *msg,
+ int use_flags)
{
struct ldap_mod **mods;
unsigned int i;
/*
map an ildap NTSTATUS to a ldb error code
*/
-static int ildb_map_error(struct ildb_private *ildb, NTSTATUS status)
+static int ildb_map_error(struct ldb_module *module, NTSTATUS status)
{
- TALLOC_CTX *mem_ctx = talloc_new(ildb);
+ 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(ildb->module->ldb);
+ ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- ldb_set_errstring(ildb->module->ldb, ldap_errstr(ildb->ldap, mem_ctx, status));
+ 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 event_context *ev, struct timed_event *te,
+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);
- struct ldb_handle *handle = ac->handle;
- if (ac->req->state == LDAP_REQUEST_PENDING) {
- DLIST_REMOVE(ac->req->conn->pending, ac->req);
+ if (ac->ireq->state == LDAP_REQUEST_PENDING) {
+ DLIST_REMOVE(ac->ireq->conn->pending, ac->ireq);
}
- handle->status = LDB_ERR_TIME_LIMIT_EXCEEDED;
-
- return;
+ ildb_request_done(ac, NULL, LDB_ERR_TIME_LIMIT_EXCEEDED);
}
static void ildb_callback(struct ldap_request *req)
{
- struct ildb_context *ac = talloc_get_type(req->async.private_data, struct ildb_context);
- struct ldb_handle *handle = ac->handle;
- struct ildb_private *ildb = ac->ildb;
+ 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;
- handle->status = LDB_SUCCESS;
+ 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)) {
- handle->status = ildb_map_error(ildb, req->status);
+ ret = ildb_map_error(ac->module, req->status);
+ ildb_request_done(ac, NULL, ret);
return;
}
if (req->num_replies < 1) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
+ 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) {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
- return;
+ ret = LDB_ERR_PROTOCOL_ERROR;
+ break;
}
- status = ldap_check_response(req->conn, &req->replies[0]->r.GeneralResult);
- handle->status = ildb_map_error(ildb, status);
- if (ac->callback && handle->status == LDB_SUCCESS) {
- /* FIXME: build a corresponding ares to pass on */
- handle->status = ac->callback(ac->ildb->module->ldb, ac->context, NULL);
- }
- handle->state = LDB_ASYNC_DONE;
+ 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) {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
+ ret = LDB_ERR_PROTOCOL_ERROR;
return;
}
- status = ldap_check_response(req->conn, &req->replies[0]->r.GeneralResult);
- handle->status = ildb_map_error(ildb, status);
- if (ac->callback && handle->status == LDB_SUCCESS) {
- /* FIXME: build a corresponding ares to pass on */
- handle->status = ac->callback(ac->ildb->module->ldb, ac->context, NULL);
- }
- handle->state = LDB_ASYNC_DONE;
+ 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) {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
+ ret = LDB_ERR_PROTOCOL_ERROR;
return;
}
- status = ldap_check_response(req->conn, &req->replies[0]->r.GeneralResult);
- handle->status = ildb_map_error(ildb, status);
- if (ac->callback && handle->status == LDB_SUCCESS) {
- /* FIXME: build a corresponding ares to pass on */
- handle->status = ac->callback(ac->ildb->module->ldb, ac->context, NULL);
- }
- handle->state = LDB_ASYNC_DONE;
+ 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) {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
+ ret = LDB_ERR_PROTOCOL_ERROR;
return;
}
- status = ldap_check_response(req->conn, &req->replies[0]->r.GeneralResult);
- handle->status = ildb_map_error(ildb, status);
- if (ac->callback && handle->status == LDB_SUCCESS) {
- /* FIXME: build a corresponding ares to pass on */
- handle->status = ac->callback(ac->ildb->module->ldb, ac->context, NULL);
- }
- handle->state = LDB_ASYNC_DONE;
+ 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++) {
- struct ldap_SearchResEntry *search;
- struct ldb_reply *ares = NULL;
- struct ldap_message *msg;
- int ret;
-
- ares = talloc_zero(ac, struct ldb_reply);
- if (!ares) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
- return;
- }
msg = req->replies[i];
switch (msg->type) {
case LDAP_TAG_SearchResultDone:
- status = ldap_check_response(req->conn, &msg->r.GeneralResult);
+ status = ldap_check_response(ac->ireq->conn, &msg->r.GeneralResult);
if (!NT_STATUS_IS_OK(status)) {
- handle->status = ildb_map_error(ildb, status);
- return;
+ ret = ildb_map_error(ac->module, status);
+ break;
}
-
- ares->controls = talloc_move(ares, &msg->controls);
+
+ controls = talloc_steal(ac, msg->controls);
if (msg->r.SearchResultDone.resultcode) {
if (msg->r.SearchResultDone.errormessage) {
- ldb_set_errstring(ac->ildb->module->ldb, msg->r.SearchResultDone.errormessage);
+ ldb_set_errstring(ldb, msg->r.SearchResultDone.errormessage);
}
}
- handle->status = msg->r.SearchResultDone.resultcode;
- handle->state = LDB_ASYNC_DONE;
- ares->type = LDB_REPLY_DONE;
+ ret = msg->r.SearchResultDone.resultcode;
+ request_done = true;
break;
case LDAP_TAG_SearchResultEntry:
-
- ares->message = ldb_msg_new(ares);
- if (!ares->message) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
- return;
+ ldbmsg = ldb_msg_new(ac);
+ if (!ldbmsg) {
+ ret = LDB_ERR_OPERATIONS_ERROR;
+ break;
}
search = &(msg->r.SearchResultEntry);
-
- ares->message->dn = ldb_dn_new(ares->message, ac->ildb->module->ldb, search->dn);
- if ( ! ldb_dn_validate(ares->message->dn)) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
- return;
+
+ 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;
}
- ares->message->num_elements = search->num_attributes;
- ares->message->elements = talloc_move(ares->message,
- &search->attributes);
- handle->status = LDB_SUCCESS;
- handle->state = LDB_ASYNC_PENDING;
- ares->type = LDB_REPLY_ENTRY;
break;
case LDAP_TAG_SearchResultReference:
- ares->referral = talloc_strdup(ares, msg->r.SearchResultReference.referral);
-
- handle->status = LDB_SUCCESS;
- handle->state = LDB_ASYNC_PENDING;
- ares->type = LDB_REPLY_REFERRAL;
+ 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 ! */
- handle->status = LDB_ERR_PROTOCOL_ERROR;
- return;
+ ret = LDB_ERR_PROTOCOL_ERROR;
+ break;
}
- ret = ac->callback(ac->ildb->module->ldb, ac->context, ares);
- if (ret) {
- handle->status = ret;
+ if (ret != LDB_SUCCESS) {
+ break;
}
}
req->num_replies = 0;
break;
-
+
default:
- handle->status = LDB_ERR_PROTOCOL_ERROR;
- return;
+ ret = LDB_ERR_PROTOCOL_ERROR;
+ break;
}
-}
-static struct ildb_context *init_ildb_handle(struct ildb_private *ildb,
- struct ldb_request *req)
-{
- struct ildb_context *ildb_ac;
- struct ldb_handle *h;
+ if (ret != LDB_SUCCESS) {
- h = talloc_zero(req, struct ldb_handle);
- if (h == NULL) {
- ldb_set_errstring(ildb->module->ldb, "Out of Memory");
- return NULL;
+ /* 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;
+ }
}
- h->module = ildb->module;
+ /* mark the request as not being in progress */
+ ac->in_ildb_callback = false;
- ildb_ac = talloc(h, struct ildb_context);
- if (ildb_ac == NULL) {
- ldb_set_errstring(ildb->module->ldb, "Out of Memory");
- talloc_free(h);
- return NULL;
+ if (request_done) {
+ ildb_request_done(ac, controls, ret);
}
- h->private_data = ildb_ac;
-
- h->state = LDB_ASYNC_INIT;
- h->status = LDB_SUCCESS;
-
- ildb_ac->ildb = ildb;
- ildb_ac->handle = h;
- ildb_ac->context = req->context;
- ildb_ac->callback = req->callback;
-
- req->handle = h;
- return ildb_ac;
+ return;
}
-static int ildb_request_send(struct ildb_private *ildb, struct ldap_message *msg, struct ldb_request *r)
+static int ildb_request_send(struct ildb_context *ac, struct ldap_message *msg)
{
- struct ildb_context *ildb_ac = init_ildb_handle(ildb, r);
+ struct ldb_context *ldb;
struct ldap_request *req;
- if (!ildb_ac) {
- return LDB_ERR_OPERATIONS_ERROR;
+ if (!ac) {
+ return LDB_ERR_OPERATIONS_ERROR;
}
- req = ldap_request_send(ildb->ldap, msg);
+ ldb = ldb_module_get_ctx(ac->module);
+
+ req = ldap_request_send(ac->ildb->ldap, msg);
if (req == NULL) {
- ldb_set_errstring(ildb->module->ldb, "async send request failed");
+ ldb_set_errstring(ldb, "async send request failed");
return LDB_ERR_OPERATIONS_ERROR;
}
- ildb_ac->req = talloc_steal(ildb_ac, req);
+ ac->ireq = talloc_steal(ac, req);
- if (!req->conn) {
- ldb_set_errstring(ildb->module->ldb, "connection to remote LDAP server dropped?");
+ 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 (r->timeout) {
- req->time_event = event_add_timed(req->conn->event.event_ctx, ildb_ac,
- timeval_current_ofs(r->timeout, 0),
- ildb_request_timeout, ildb_ac);
+ 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 = ildb_ac;
+ req->async.private_data = ac;
return LDB_SUCCESS;
}
-static int ildb_request_noop(struct ildb_private *ildb, struct ldb_request *req)
-{
- struct ildb_context *ildb_ac = init_ildb_handle(ildb, req);
- int ret = LDB_SUCCESS;
-
- if (!ildb_ac) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
- if (ildb_ac->callback) {
- ret = ildb_ac->callback(ildb->module->ldb, ildb_ac->context, NULL);
- }
- ildb_ac->handle->state = LDB_ASYNC_DONE;
- return ret;
-}
-
/*
search for matching records using an asynchronous function
*/
-static int ildb_search(struct ldb_module *module, struct ldb_request *req)
+static int ildb_search(struct ildb_context *ac)
{
- struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+ struct ldb_context *ldb;
+ struct ldb_request *req = ac->req;
struct ldap_message *msg;
int n;
- req->handle = NULL;
+ ldb = ldb_module_get_ctx(ac->module);
if (!req->callback || !req->context) {
- ldb_set_errstring(module->ldb, "Async interface called with NULL callback function or NULL 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(module->ldb, "Invalid expression parse tree");
+ ldb_set_errstring(ldb, "Invalid expression parse tree");
return LDB_ERR_OPERATIONS_ERROR;
}
msg = new_ldap_message(req);
if (msg == NULL) {
- ldb_set_errstring(module->ldb, "Out of Memory");
+ ldb_set_errstring(ldb, "Out of Memory");
return LDB_ERR_OPERATIONS_ERROR;
}
if (req->op.search.base == NULL) {
msg->r.SearchRequest.basedn = talloc_strdup(msg, "");
} else {
- msg->r.SearchRequest.basedn = ldb_dn_alloc_linearized(msg, req->op.search.base);
+ msg->r.SearchRequest.basedn = ldb_dn_get_extended_linearized(msg, req->op.search.base, 0);
}
if (msg->r.SearchRequest.basedn == NULL) {
- ldb_set_errstring(module->ldb, "Unable to determine baseDN");
+ ldb_set_errstring(ldb, "Unable to determine baseDN");
talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
} 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 = discard_const(req->op.search.attrs);
+ msg->r.SearchRequest.attributes = req->op.search.attrs;
msg->controls = req->controls;
- return ildb_request_send(ildb, msg, req);
+ return ildb_request_send(ac, msg);
}
/*
add a record
*/
-static int ildb_add(struct ldb_module *module, struct ldb_request *req)
+static int ildb_add(struct ildb_context *ac)
{
- struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+ struct ldb_request *req = ac->req;
struct ldap_message *msg;
struct ldap_mod **mods;
int i,n;
- req->handle = NULL;
-
- /* ignore ltdb specials */
- if (ldb_dn_is_special(req->op.add.message->dn)) {
- return ildb_request_noop(ildb, req);
- }
-
msg = new_ldap_message(req);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
msg->type = LDAP_TAG_AddRequest;
- msg->r.AddRequest.dn = ldb_dn_alloc_linearized(msg, req->op.add.message->dn);
+ 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;
for (i = 0; i < n; i++) {
msg->r.AddRequest.attributes[i] = mods[i]->attrib;
}
+ msg->controls = req->controls;
- return ildb_request_send(ildb, msg, req);
+ return ildb_request_send(ac, msg);
}
/*
modify a record
*/
-static int ildb_modify(struct ldb_module *module, struct ldb_request *req)
+static int ildb_modify(struct ildb_context *ac)
{
- struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+ struct ldb_request *req = ac->req;
struct ldap_message *msg;
struct ldap_mod **mods;
int i,n;
- req->handle = NULL;
-
- /* ignore ltdb specials */
- if (ldb_dn_is_special(req->op.mod.message->dn)) {
- return ildb_request_noop(ildb, req);
- }
-
msg = new_ldap_message(req);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
msg->type = LDAP_TAG_ModifyRequest;
- msg->r.ModifyRequest.dn = ldb_dn_alloc_linearized(msg, req->op.mod.message->dn);
+ 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;
for (i = 0; i < n; i++) {
msg->r.ModifyRequest.mods[i] = *mods[i];
}
-
- return ildb_request_send(ildb, msg, req);
+ msg->controls = req->controls;
+ return ildb_request_send(ac, msg);
}
/*
delete a record
*/
-static int ildb_delete(struct ldb_module *module, struct ldb_request *req)
+static int ildb_delete(struct ildb_context *ac)
{
- struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+ struct ldb_request *req = ac->req;
struct ldap_message *msg;
- req->handle = NULL;
-
- /* ignore ltdb specials */
- if (ldb_dn_is_special(req->op.del.dn)) {
- return ildb_request_noop(ildb, req);
- }
-
msg = new_ldap_message(req);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
msg->type = LDAP_TAG_DelRequest;
-
- msg->r.DelRequest.dn = ldb_dn_alloc_linearized(msg, req->op.del.dn);
+
+ 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(ildb, msg, req);
+ return ildb_request_send(ac, msg);
}
/*
rename a record
*/
-static int ildb_rename(struct ldb_module *module, struct ldb_request *req)
+static int ildb_rename(struct ildb_context *ac)
{
- struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+ struct ldb_request *req = ac->req;
struct ldap_message *msg;
-
- req->handle = NULL;
-
- /* ignore ltdb specials */
- if (ldb_dn_is_special(req->op.rename.olddn) || ldb_dn_is_special(req->op.rename.newdn)) {
- return ildb_request_noop(ildb, req);
- }
+ const char *rdn_name;
+ const struct ldb_val *rdn_val;
msg = new_ldap_message(req);
if (msg == NULL) {
}
msg->type = LDAP_TAG_ModifyDNRequest;
- msg->r.ModifyDNRequest.dn = ldb_dn_alloc_linearized(msg, req->op.rename.olddn);
+ 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;
}
- msg->r.ModifyDNRequest.newrdn =
- talloc_asprintf(msg, "%s=%s",
- ldb_dn_get_rdn_name(req->op.rename.newdn),
- ldb_dn_escape_value(msg, *ldb_dn_get_rdn_val(req->op.rename.newdn)));
+ 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.deleteolddn = true;
+ msg->controls = req->controls;
- return ildb_request_send(ildb, msg, req);
+ return ildb_request_send(ac, msg);
}
static int ildb_start_trans(struct ldb_module *module)
return LDB_SUCCESS;
}
-static int ildb_request(struct ldb_module *module, struct ldb_request *req)
+static bool ildb_dn_is_special(struct ldb_request *req)
{
- return LDB_ERR_OPERATIONS_ERROR;
+ 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_wait(struct ldb_handle *handle, enum ldb_wait_type type)
+static int ildb_handle_request(struct ldb_module *module, struct ldb_request *req)
{
- struct ildb_context *ac = talloc_get_type(handle->private_data, struct ildb_context);
+ 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 (handle->state == LDB_ASYNC_DONE) {
- return handle->status;
+ if (req->starttime == 0 || req->timeout == 0) {
+ ldb_set_errstring(ldb, "Invalid timeout settings");
+ return LDB_ERR_TIME_LIMIT_EXCEEDED;
}
- if (!ac) {
+ ac = talloc_zero(req, struct ildb_context);
+ if (ac == NULL) {
+ ldb_set_errstring(ldb, "Out of Memory");
return LDB_ERR_OPERATIONS_ERROR;
}
- handle->state = LDB_ASYNC_INIT;
+ ac->module = module;
+ ac->req = req;
+ ac->ildb = ildb;
- switch(type) {
- case LDB_WAIT_NONE:
- if (event_loop_once(ac->req->conn->event.event_ctx) != 0) {
- return LDB_ERR_OTHER;
+ 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_WAIT_ALL:
- while (handle->status == LDB_SUCCESS && handle->state != LDB_ASYNC_DONE) {
- if (event_loop_once(ac->req->conn->event.event_ctx) != 0) {
- return LDB_ERR_OTHER;
- }
- }
+ 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:
- return LDB_ERR_OPERATIONS_ERROR;
+ /* no other op supported */
+ ret = LDB_ERR_OPERATIONS_ERROR;
+ break;
}
-
- return handle->status;
+
+ return ret;
}
static const struct ldb_module_ops ildb_ops = {
.name = "ldap",
- .search = ildb_search,
- .add = ildb_add,
- .modify = ildb_modify,
- .del = ildb_delete,
- .rename = ildb_rename,
- .request = ildb_request,
+ .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,
- .wait = ildb_wait
};
/*
connect to the database
*/
-static int ildb_connect(struct ldb_context *ldb, const char *url,
+static int ildb_connect(struct ldb_context *ldb, const char *url,
unsigned int flags, const char *options[],
struct ldb_module **_module)
{
struct ildb_private *ildb;
NTSTATUS status;
struct cli_credentials *creds;
+ struct loadparm_context *lp_ctx;
- module = talloc(ldb, struct ldb_module);
- if (!module) {
- ldb_oom(ldb);
- return -1;
- }
- talloc_set_name_const(module, "ldb_ildap backend");
- module->ldb = ldb;
- module->prev = module->next = NULL;
- module->private_data = NULL;
- module->ops = &ildb_ops;
+ 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;
}
- module->private_data = ildb;
- ildb->module = module;
- ildb->ldap = ldap4_new_connection(ildb, ldb_get_opaque(ldb, "EventContext"));
+ 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;
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\n",
+ ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to connect to ldap URL '%s' - %s",
url, ldap_errstr(ildb->ldap, module, status));
goto failed;
}
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\n",
+ 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);
+ 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\n",
+ ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to bind - %s",
ldap_errstr(ildb->ldap, module, status));
goto failed;
}
}
*_module = module;
- return 0;
+ return LDB_SUCCESS;
failed:
talloc_free(module);
- return -1;
+ return LDB_ERR_OPERATIONS_ERROR;
}
-int ldb_ildap_init(void)
-{
- return ldb_register_backend("ldap", ildb_connect) +
- ldb_register_backend("ldapi", ildb_connect) +
- ldb_register_backend("ldaps", ildb_connect);
-}
+_PUBLIC_ const struct ldb_backend_ops ldb_ldap_backend_ops = {
+ .name = "ldap",
+ .connect_fn = ildb_connect
+};
+
+_PUBLIC_ const struct ldb_backend_ops ldb_ldapi_backend_ops = {
+ .name = "ldapi",
+ .connect_fn = ildb_connect
+};
+
+_PUBLIC_ const struct ldb_backend_ops ldb_ldaps_backend_ops = {
+ .name = "ldaps",
+ .connect_fn = ildb_connect
+};
+