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authorSimo Sorce <idra@samba.org>2008-09-11 18:34:56 -0400
committerStefan Metzmacher <metze@samba.org>2008-09-29 04:22:19 +0200
commit9f7c2548d9da848397b4730f02c7c47f23e259dc (patch)
treee5bc61d46d06a2cd8e7d93b6abe9af1563e4bafd /source4/lib
parent0aeade2007ef789f5970efe2b69ff7fb83a12b83 (diff)
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LDB ASYNC: other backends
Diffstat (limited to 'source4/lib')
-rw-r--r--source4/lib/ldb/ldb_ildap/ldb_ildap.c483
-rw-r--r--source4/lib/ldb/ldb_ldap/ldb_ldap.c588
-rw-r--r--source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c130
3 files changed, 619 insertions, 582 deletions
diff --git a/source4/lib/ldb/ldb_ildap/ldb_ildap.c b/source4/lib/ldb/ldb_ildap/ldb_ildap.c
index 5ad671ea2e..4aa71e6036 100644
--- a/source4/lib/ldb/ldb_ildap/ldb_ildap.c
+++ b/source4/lib/ldb/ldb_ildap/ldb_ildap.c
@@ -53,17 +53,57 @@
struct ildb_private {
struct ldap_connection *ldap;
- struct ldb_module *module;
+ struct event_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;
+
+ bool done;
+
+ struct ildb_destructor_ctx *dc;
};
+static void ildb_request_done(struct ildb_context *ctx,
+ struct ldb_control **ctrls, int error)
+{
+ struct ldb_reply *ares;
+
+ 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(ctx->req->handle->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 event_context *ev,
+ struct timed_event *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()
@@ -122,17 +162,19 @@ failed:
/*
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)
{
+ struct ildb_private *ildb = talloc_get_type(module->private_data, struct ildb_private);
+
TALLOC_CTX *mem_ctx = talloc_new(ildb);
if (NT_STATUS_IS_OK(status)) {
return LDB_SUCCESS;
}
if (!mem_ctx) {
- ldb_oom(ildb->module->ldb);
+ ldb_oom(module->ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
- ldb_set_errstring(ildb->module->ldb,
+ ldb_set_errstring(module->ldb,
ldap_errstr(ildb->ldap, mem_ctx, status));
talloc_free(mem_ctx);
if (NT_STATUS_IS_LDAP(status)) {
@@ -141,47 +183,46 @@ static int ildb_map_error(struct ildb_private *ildb, NTSTATUS 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 event_context *ev, struct timed_event *te,
struct timeval t, void *private_data)
{
- struct ildb_context *ac;
- struct ldb_handle *handle;
-
- ac = talloc_get_type(private_data, struct ildb_context);
- handle = ac->handle;
-
- ac = talloc_get_type(private_data, struct ildb_context);
+ struct ildb_context *ac = talloc_get_type(private_data, struct ildb_context);
- 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;
- struct ldb_handle *handle;
- struct ildb_private *ildb;
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);
- ildb = ac->ildb;
- handle = ac->handle;
- handle->status = LDB_SUCCESS;
+ callback_failed = false;
+ request_done = false;
+ controls = NULL;
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;
}
@@ -189,140 +230,112 @@ static void ildb_callback(struct ldap_request *req)
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(ac->module->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, ac->module->ldb, search->dn);
+ if ( ! ldb_dn_validate(ldbmsg->dn)) {
+ ret = LDB_ERR_OPERATIONS_ERROR;
+ break;
}
- ares->message->num_elements = search->num_attributes;
- ares->message->elements = talloc_move(ares->message,
- &search->attributes);
+ ldbmsg->num_elements = search->num_attributes;
+ ldbmsg->elements = talloc_move(ldbmsg, &search->attributes);
- handle->status = LDB_SUCCESS;
- handle->state = LDB_ASYNC_PENDING;
- ares->type = LDB_REPLY_ENTRY;
+ ret = ldb_module_send_entry(ac->req, ldbmsg);
+ if (ret != LDB_SUCCESS) {
+ callback_failed = true;
+ }
break;
case LDAP_TAG_SearchResultReference:
- ares->referral = talloc_strdup(ares, msg->r.SearchResultReference.referral);
+ referral = talloc_strdup(ac, msg->r.SearchResultReference.referral);
- handle->status = LDB_SUCCESS;
- handle->state = LDB_ASYNC_PENDING;
- ares->type = LDB_REPLY_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;
}
}
@@ -333,121 +346,81 @@ static void ildb_callback(struct ldap_request *req)
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;
-
- 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 ldap_request *req;
- if (!ildb_ac) {
+ if (!ac) {
return LDB_ERR_OPERATIONS_ERROR;
}
- req = ldap_request_send(ildb->ldap, msg);
+ req = ldap_request_send(ac->ildb->ldap, msg);
if (req == NULL) {
- ldb_set_errstring(ildb->module->ldb, "async send request failed");
+ ldb_set_errstring(ac->module->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(ac->module->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 = event_add_timed(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_request *req = ac->req;
struct ldap_message *msg;
int n;
- req->handle = NULL;
-
if (!req->callback || !req->context) {
- ldb_set_errstring(module->ldb, "Async interface called with NULL callback function or NULL context");
+ ldb_set_errstring(ac->module->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(ac->module->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(ac->module->ldb, "Out of Memory");
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -459,7 +432,7 @@ static int ildb_search(struct ldb_module *module, struct ldb_request *req)
msg->r.SearchRequest.basedn = ldb_dn_alloc_linearized(msg, req->op.search.base);
}
if (msg->r.SearchRequest.basedn == NULL) {
- ldb_set_errstring(module->ldb, "Unable to determine baseDN");
+ ldb_set_errstring(ac->module->ldb, "Unable to determine baseDN");
talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -481,26 +454,19 @@ static int ildb_search(struct ldb_module *module, struct ldb_request *req)
msg->r.SearchRequest.attributes = discard_const(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;
@@ -531,26 +497,19 @@ static int ildb_add(struct ldb_module *module, struct ldb_request *req)
msg->r.AddRequest.attributes[i] = mods[i]->attrib;
}
- 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;
@@ -581,24 +540,17 @@ static int ildb_modify(struct ldb_module *module, struct ldb_request *req)
msg->r.ModifyRequest.mods[i] = *mods[i];
}
- return ildb_request_send(ildb, msg, req);
+ 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;
@@ -612,24 +564,17 @@ static int ildb_delete(struct ldb_module *module, struct ldb_request *req)
return LDB_ERR_INVALID_DN_SYNTAX;
}
- 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);
- }
-
msg = new_ldap_message(req);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
@@ -660,7 +605,7 @@ static int ildb_rename(struct ldb_module *module, struct ldb_request *req)
msg->r.ModifyDNRequest.deleteolddn = true;
- return ildb_request_send(ildb, msg, req);
+ return ildb_request_send(ac, msg);
}
static int ildb_start_trans(struct ldb_module *module)
@@ -684,57 +629,105 @@ static int ildb_del_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 ildb_private *ildb;
+ struct ildb_context *ac;
+ struct timed_event *te;
+ int ret;
+
+ ildb = talloc_get_type(module->private_data, struct ildb_private);
- if (handle->state == LDB_ASYNC_DONE) {
- return handle->status;
+ if (req->starttime == 0 || req->timeout == 0) {
+ ldb_set_errstring(module->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(module->ldb, "Out of Memory");
return LDB_ERR_OPERATIONS_ERROR;
}
- handle->state = LDB_ASYNC_INIT;
+ ac->module = module;
+ ac->req = req;
+ ac->ildb = ildb;
+
+ if (ildb_dn_is_special(req)) {
- switch(type) {
- case LDB_WAIT_NONE:
- if (event_loop_once(ac->req->conn->event.event_ctx) != 0) {
- return LDB_ERR_OTHER;
+ te = event_add_timed(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
};
/*
@@ -748,7 +741,6 @@ static int ildb_connect(struct ldb_context *ldb, const char *url,
struct ildb_private *ildb;
NTSTATUS status;
struct cli_credentials *creds;
- struct event_context *event_ctx;
module = talloc(ldb, struct ldb_module);
if (!module) {
@@ -758,7 +750,6 @@ static int ildb_connect(struct ldb_context *ldb, const char *url,
talloc_set_name_const(module, "ldb_ildap backend");
module->ldb = ldb;
module->prev = module->next = NULL;
- module->private_data = NULL;
module->ops = &ildb_ops;
ildb = talloc(module, struct ildb_private);
@@ -767,12 +758,12 @@ static int ildb_connect(struct ldb_context *ldb, const char *url,
goto failed;
}
module->private_data = ildb;
- ildb->module = module;
- event_ctx = ldb_get_event_context(ldb);
+ ildb->event_ctx = ldb_get_event_context(ldb);
+
ildb->ldap = ldap4_new_connection(ildb, ldb_get_opaque(ldb, "loadparm"),
- event_ctx);
+ ildb->event_ctx);
if (!ildb->ldap) {
ldb_oom(ldb);
goto failed;
diff --git a/source4/lib/ldb/ldb_ldap/ldb_ldap.c b/source4/lib/ldb/ldb_ldap/ldb_ldap.c
index a4534c549a..7caee10b47 100644
--- a/source4/lib/ldb/ldb_ldap/ldb_ldap.c
+++ b/source4/lib/ldb/ldb_ldap/ldb_ldap.c
@@ -45,17 +45,16 @@
struct lldb_private {
LDAP *ldap;
- struct ldb_module *module;
};
struct lldb_context {
+ struct ldb_module *module;
+ struct ldb_request *req;
+
struct lldb_private *lldb;
- struct ldb_handle *handle;
+
+ struct ldb_control **controls;
int msgid;
- int timeout;
- time_t starttime;
- void *context;
- int (*callback)(struct ldb_context *, void *, struct ldb_reply *);
};
static int lldb_ldap_to_ldb(int err) {
@@ -63,42 +62,6 @@ static int lldb_ldap_to_ldb(int err) {
return err;
}
-static struct lldb_context *init_lldb_handle(struct lldb_private *lldb, struct ldb_request *req)
-{
- struct lldb_context *ac;
- struct ldb_handle *h;
-
- h = talloc_zero(req, struct ldb_handle);
- if (h == NULL) {
- ldb_set_errstring(lldb->module->ldb, "Out of Memory");
- return NULL;
- }
-
- h->module = lldb->module;
-
- ac = talloc(h, struct lldb_context);
- if (ac == NULL) {
- ldb_set_errstring(lldb->module->ldb, "Out of Memory");
- talloc_free(h);
- return NULL;
- }
-
- h->private_data = ac;
-
- h->state = LDB_ASYNC_INIT;
- h->status = LDB_SUCCESS;
-
- ac->lldb = lldb;
- ac->handle = h;
- ac->context = req->context;
- ac->callback = req->callback;
- ac->timeout = req->timeout;
- ac->starttime = req->starttime;
- ac->msgid = 0;
-
- req->handle = h;
- return ac;
-}
/*
convert a ldb_message structure to a list of LDAPMod structures
ready for ldap_add() or ldap_modify()
@@ -230,10 +193,11 @@ static int lldb_add_msg_attr(struct ldb_context *ldb,
/*
search for matching records
*/
-static int lldb_search(struct ldb_module *module, struct ldb_request *req)
+static int lldb_search(struct lldb_context *lldb_ac)
{
- struct lldb_private *lldb = talloc_get_type(module->private_data, struct lldb_private);
- struct lldb_context *lldb_ac;
+ struct lldb_private *lldb = lldb_ac->lldb;
+ struct ldb_module *module = lldb_ac->module;
+ struct ldb_request *req = lldb_ac->req;
struct timeval tv;
int ldap_scope;
char *search_base;
@@ -254,10 +218,7 @@ static int lldb_search(struct ldb_module *module, struct ldb_request *req)
ldb_debug(module->ldb, LDB_DEBUG_WARNING, "Controls are not yet supported by ldb_ldap backend!\n");
}
- lldb_ac = init_lldb_handle(lldb, req);
- if (lldb_ac == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ req->handle->state = LDB_ASYNC_PENDING;
search_base = ldb_dn_alloc_linearized(lldb_ac, req->op.search.base);
if (req->op.search.base == NULL) {
@@ -307,23 +268,16 @@ static int lldb_search(struct ldb_module *module, struct ldb_request *req)
/*
add a record
*/
-static int lldb_add(struct ldb_module *module, struct ldb_request *req)
+static int lldb_add(struct lldb_context *lldb_ac)
{
- struct lldb_private *lldb = talloc_get_type(module->private_data, struct lldb_private);
- struct lldb_context *lldb_ac;
+ struct lldb_private *lldb = lldb_ac->lldb;
+ struct ldb_module *module = lldb_ac->module;
+ struct ldb_request *req = lldb_ac->req;
LDAPMod **mods;
char *dn;
int ret;
- /* ltdb specials should not reach this point */
- if (ldb_dn_is_special(req->op.add.message->dn)) {
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- lldb_ac = init_lldb_handle(lldb, req);
- if (lldb_ac == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ req->handle->state = LDB_ASYNC_PENDING;
mods = lldb_msg_to_mods(lldb_ac, req->op.add.message, 0);
if (mods == NULL) {
@@ -350,23 +304,16 @@ static int lldb_add(struct ldb_module *module, struct ldb_request *req)
/*
modify a record
*/
-static int lldb_modify(struct ldb_module *module, struct ldb_request *req)
+static int lldb_modify(struct lldb_context *lldb_ac)
{
- struct lldb_private *lldb = talloc_get_type(module->private_data, struct lldb_private);
- struct lldb_context *lldb_ac;
+ struct lldb_private *lldb = lldb_ac->lldb;
+ struct ldb_module *module = lldb_ac->module;
+ struct ldb_request *req = lldb_ac->req;
LDAPMod **mods;
char *dn;
int ret;
- /* ltdb specials should not reach this point */
- if (ldb_dn_is_special(req->op.mod.message->dn)) {
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
-
- lldb_ac = init_lldb_handle(lldb, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ req->handle->state = LDB_ASYNC_PENDING;
mods = lldb_msg_to_mods(lldb_ac, req->op.mod.message, 1);
if (mods == NULL) {
@@ -393,22 +340,15 @@ static int lldb_modify(struct ldb_module *module, struct ldb_request *req)
/*
delete a record
*/
-static int lldb_delete(struct ldb_module *module, struct ldb_request *req)
+static int lldb_delete(struct lldb_context *lldb_ac)
{
- struct lldb_private *lldb = talloc_get_type(module->private_data, struct lldb_private);
- struct lldb_context *lldb_ac;
+ struct lldb_private *lldb = lldb_ac->lldb;
+ struct ldb_module *module = lldb_ac->module;
+ struct ldb_request *req = lldb_ac->req;
char *dnstr;
int ret;
-
- /* ltdb specials should not reach this point */
- if (ldb_dn_is_special(req->op.del.dn)) {
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
- lldb_ac = init_lldb_handle(lldb, req);
- if (lldb_ac == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ req->handle->state = LDB_ASYNC_PENDING;
dnstr = ldb_dn_alloc_linearized(lldb_ac, req->op.del.dn);
@@ -427,24 +367,17 @@ static int lldb_delete(struct ldb_module *module, struct ldb_request *req)
/*
rename a record
*/
-static int lldb_rename(struct ldb_module *module, struct ldb_request *req)
+static int lldb_rename(struct lldb_context *lldb_ac)
{
- struct lldb_private *lldb = talloc_get_type(module->private_data, struct lldb_private);
- struct lldb_context *lldb_ac;
+ struct lldb_private *lldb = lldb_ac->lldb;
+ struct ldb_module *module = lldb_ac->module;
+ struct ldb_request *req = lldb_ac->req;
char *old_dn;
char *newrdn;
char *parentdn;
int ret;
-
- /* ltdb specials should not reach this point */
- if (ldb_dn_is_special(req->op.rename.olddn) || ldb_dn_is_special(req->op.rename.newdn)) {
- return LDB_ERR_INVALID_DN_SYNTAX;
- }
- lldb_ac = init_lldb_handle(lldb, req);
- if (lldb_ac == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
+ req->handle->state = LDB_ASYNC_PENDING;
old_dn = ldb_dn_alloc_linearized(lldb_ac, req->op.rename.olddn);
if (old_dn == NULL) {
@@ -474,57 +407,99 @@ static int lldb_rename(struct ldb_module *module, struct ldb_request *req)
return lldb_ldap_to_ldb(ret);
}
-static int lldb_parse_result(struct lldb_context *ac, LDAPMessage *result)
+static int lldb_start_trans(struct ldb_module *module)
+{
+ /* TODO implement a local transaction mechanism here */
+
+ return LDB_SUCCESS;
+}
+
+static int lldb_end_trans(struct ldb_module *module)
+{
+ /* TODO implement a local transaction mechanism here */
+
+ return LDB_SUCCESS;
+}
+
+static int lldb_del_trans(struct ldb_module *module)
+{
+ /* TODO implement a local transaction mechanism here */
+
+ return LDB_SUCCESS;
+}
+
+void lldb_request_done(struct ldb_request *req,
+ struct ldb_control **ctrls, int error)
+{
+ struct ldb_reply *ares;
+
+ ares = talloc_zero(req, struct ldb_reply);
+ if (!ares) {
+ ldb_oom(req->handle->ldb);
+ req->callback(req, NULL);
+ return;
+ }
+ ares->type = LDB_REPLY_DONE;
+ ares->controls = talloc_steal(ares, ctrls);
+ ares->error = error;
+
+ req->callback(req, ares);
+}
+
+/* return false if the request is still in progress
+ * return true if the request is completed
+ */
+static bool lldb_parse_result(struct lldb_context *ac, LDAPMessage *result)
{
- struct ldb_handle *handle = ac->handle;
struct lldb_private *lldb = ac->lldb;
- struct ldb_reply *ares = NULL;
- LDAPMessage *msg;
- int type;
+ LDAPControl **serverctrlsp = NULL;
+ char **referralsp = NULL;
char *matcheddnp = NULL;
char *errmsgp = NULL;
- char **referralsp = NULL;
- LDAPControl **serverctrlsp = NULL;
- int ret = LDB_SUCCESS;
-
- type = ldap_msgtype(result);
+ LDAPMessage *msg;
+ int type;
+ struct ldb_message *ldbmsg;
+ char *referral;
+ bool callback_failed;
+ bool request_done;
+ bool lret;
+ int ret;
+ int i;
- handle->status = 0;
+ type = ldap_msgtype(result);
+ callback_failed = false;
+ request_done = false;
switch (type) {
-
case LDAP_RES_SEARCH_ENTRY:
+
msg = ldap_first_entry(lldb->ldap, result);
if (msg != NULL) {
BerElement *berptr = NULL;
char *attr, *dn;
- ares = talloc_zero(ac, struct ldb_reply);
- if (!ares) {
- ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
- }
-
- ares->message = ldb_msg_new(ares);
- if (!ares->message) {
+ ldbmsg = ldb_msg_new(ac);
+ if (!ldbmsg) {
ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
+ break;
}
dn = ldap_get_dn(lldb->ldap, msg);
if (!dn) {
+ talloc_free(ldbmsg);
ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
+ break;
}
- ares->message->dn = ldb_dn_new(ares->message, ac->lldb->module->ldb, dn);
- if ( ! ldb_dn_validate(ares->message->dn)) {
+ ldbmsg->dn = ldb_dn_new(ldbmsg, ac->module->ldb, dn);
+ if ( ! ldb_dn_validate(ldbmsg->dn)) {
+ talloc_free(ldbmsg);
ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
+ break;
}
ldap_memfree(dn);
- ares->message->num_elements = 0;
- ares->message->elements = NULL;
+ ldbmsg->num_elements = 0;
+ ldbmsg->elements = NULL;
/* loop over all attributes */
for (attr=ldap_first_attribute(lldb->ldap, msg, &berptr);
@@ -534,97 +509,104 @@ static int lldb_parse_result(struct lldb_context *ac, LDAPMessage *result)
bval = ldap_get_values_len(lldb->ldap, msg, attr);
if (bval) {
- lldb_add_msg_attr(ac->lldb->module->ldb, ares->message, attr, bval);
+ lldb_add_msg_attr(ac->module->ldb, ldbmsg, attr, bval);
ldap_value_free_len(bval);
- }
+ }
}
if (berptr) ber_free(berptr, 0);
+ ret = ldb_module_send_entry(ac->req, ldbmsg);
+ if (ret != LDB_SUCCESS) {
- ares->type = LDB_REPLY_ENTRY;
- ret = ac->callback(ac->lldb->module->ldb, ac->context, ares);
+ callback_failed = true;
+ }
} else {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
- handle->state = LDB_ASYNC_DONE;
+ ret = LDB_ERR_OPERATIONS_ERROR;
}
break;
case LDAP_RES_SEARCH_REFERENCE:
- if (ldap_parse_result(lldb->ldap, result, &handle->status,
+
+ if (ldap_parse_result(lldb->ldap, result, &ret,
&matcheddnp, &errmsgp,
&referralsp, &serverctrlsp, 0) != LDAP_SUCCESS) {
ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
}
- if (referralsp == NULL) {
- handle->status = LDB_ERR_PROTOCOL_ERROR;
- goto error;
+ if (ret != LDB_SUCCESS) {
+ break;
}
-
- ares = talloc_zero(ac, struct ldb_reply);
- if (!ares) {
- ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
+ if (referralsp == NULL) {
+ ret = LDB_ERR_PROTOCOL_ERROR;
+ break;
}
- ares->referral = talloc_strdup(ares, *referralsp);
- ares->type = LDB_REPLY_REFERRAL;
- ret = ac->callback(ac->lldb->module->ldb, ac->context, ares);
+ for (i = 0; referralsp[i]; i++) {
+ referral = talloc_strdup(ac, referralsp[i]);
+ ret = ldb_module_send_referral(ac->req, referral);
+ if (ret != LDB_SUCCESS) {
+ callback_failed = true;
+ break;
+ }
+ }
break;
case LDAP_RES_SEARCH_RESULT:
- if (ldap_parse_result(lldb->ldap, result, &handle->status,
+ case LDAP_RES_MODIFY:
+ case LDAP_RES_ADD:
+ case LDAP_RES_DELETE:
+ case LDAP_RES_MODDN:
+
+ if (ldap_parse_result(lldb->ldap, result, &ret,
&matcheddnp, &errmsgp,
&referralsp, &serverctrlsp, 0) != LDAP_SUCCESS) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
- goto error;
- }
-
- ares = talloc_zero(ac, struct ldb_reply);
- if (!ares) {
ret = LDB_ERR_OPERATIONS_ERROR;
- goto error;
+ }
+ if (ret != LDB_SUCCESS) {
+ break;
}
if (serverctrlsp != NULL) {
/* FIXME: transform the LDAPControl list into an ldb_control one */
- ares->controls = NULL;
+ ac->controls = NULL;
}
-
- ares->type = LDB_REPLY_DONE;
- handle->state = LDB_ASYNC_DONE;
- ret = ac->callback(ac->lldb->module->ldb, ac->context, ares);
-
- break;
- case LDAP_RES_MODIFY:
- case LDAP_RES_ADD:
- case LDAP_RES_DELETE:
- case LDAP_RES_MODDN:
- if (ldap_parse_result(lldb->ldap, result, &handle->status,
- &matcheddnp, &errmsgp,
- &referralsp, &serverctrlsp, 0) != LDAP_SUCCESS) {
- handle->status = LDB_ERR_OPERATIONS_ERROR;
- goto error;
- }
- if (ac->callback && handle->status == LDB_SUCCESS) {
- ares = NULL; /* FIXME: build a corresponding ares to pass on */
- ret = ac->callback(ac->lldb->module->ldb, ac->context, ares);
- }
- handle->state = LDB_ASYNC_DONE;
+ request_done = true;
break;
default:
ret = LDB_ERR_PROTOCOL_ERROR;
- goto 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) {
+
+ /* tell lldb_wait to remove the request from the
+ * queue */
+ lret = true;
+ goto free_and_return;
+ }
+
+ request_done = true;
+ }
+
+ if (request_done) {
+ lldb_request_done(ac->req, ac->controls, ret);
+ lret = true;
+ goto free_and_return;
+ }
+
+ lret = false;
+
+free_and_return:
+
if (matcheddnp) ldap_memfree(matcheddnp);
if (errmsgp && *errmsgp) {
- ldb_set_errstring(ac->lldb->module->ldb, errmsgp);
- } else if (handle->status) {
- ldb_set_errstring(ac->lldb->module->ldb, ldap_err2string(handle->status));
+ ldb_set_errstring(ac->module->ldb, errmsgp);
}
if (errmsgp) {
ldap_memfree(errmsgp);
@@ -633,131 +615,203 @@ static int lldb_parse_result(struct lldb_context *ac, LDAPMessage *result)
if (serverctrlsp) ldap_controls_free(serverctrlsp);
ldap_msgfree(result);
- return lldb_ldap_to_ldb(handle->status);
-error:
- handle->state = LDB_ASYNC_DONE;
- ldap_msgfree(result);
- return ret;
+ return lret;
}
-static int lldb_wait(struct ldb_handle *handle, enum ldb_wait_type type)
+static void lldb_timeout(struct event_context *ev,
+ struct timed_event *te,
+ struct timeval t,
+ void *private_data)
{
- struct lldb_context *ac = talloc_get_type(handle->private_data, struct lldb_context);
- struct lldb_private *lldb = ac->lldb;
- struct timeval timeout;
+ struct lldb_context *ac;
+ ac = talloc_get_type(private_data, struct lldb_context);
+
+ lldb_request_done(ac->req, NULL, LDB_ERR_TIME_LIMIT_EXCEEDED);
+}
+
+static void lldb_callback(struct event_context *ev,
+ struct timed_event *te,
+ struct timeval t,
+ void *private_data)
+{
+ struct lldb_context *ac;
+ struct timed_event *lte;
+ struct timeval tv;
LDAPMessage *result;
- int ret, lret;
+ int lret;
+
+ ac = talloc_get_type(private_data, struct lldb_context);
- if (handle->state == LDB_ASYNC_DONE) {
- return handle->status;
+ if (!ac->msgid) {
+ lldb_request_done(ac->req, NULL, LDB_ERR_OPERATIONS_ERROR);
+ return;
}
- if (!ac || !ac->msgid) {
- return LDB_ERR_OPERATIONS_ERROR;
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ lret = ldap_result(ac->lldb->ldap, ac->msgid, 0, &tv, &result);
+ if (lret == 0) {
+ goto respin;
+ }
+ if (lret == -1) {
+ lldb_request_done(ac->req, NULL, LDB_ERR_OPERATIONS_ERROR);
+ return;
}
- handle->state = LDB_ASYNC_PENDING;
- handle->status = LDB_SUCCESS;
+ if ( ! lldb_parse_result(ac, result)) {
+ goto respin;
+ }
- switch(type) {
- case LDB_WAIT_NONE:
+ return;
- if ((ac->timeout != -1) &&
- ((ac->starttime + ac->timeout) > time(NULL))) {
- return LDB_ERR_TIME_LIMIT_EXCEEDED;
- }
+respin:
+ tv.tv_sec = 0;
+ tv.tv_usec = 100;
+ lte = event_add_timed(ev, ac, tv, lldb_callback, ac);
+ if (NULL == lte) {
+ lldb_request_done(ac->req, NULL, LDB_ERR_OPERATIONS_ERROR);
+ }
+}
- timeout.tv_sec = 0;
- timeout.tv_usec = 0;
+static bool lldb_dn_is_special(struct ldb_request *req)
+{
+ struct ldb_dn *dn = NULL;
- lret = ldap_result(lldb->ldap, ac->msgid, 0, &timeout, &result);
- if (lret == -1) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- if (lret == 0) {
- ret = LDB_SUCCESS;
- goto done;
- }
+ 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;
+ }
- return lldb_parse_result(ac, result);
+ if (dn && ldb_dn_is_special(dn)) {
+ return true;
+ }
+ return false;
+}
- case LDB_WAIT_ALL:
- timeout.tv_usec = 0;
- ret = LDB_ERR_OPERATIONS_ERROR;
+static void lldb_auto_done_callback(struct event_context *ev,
+ struct timed_event *te,
+ struct timeval t,
+ void *private_data)
+{
+ struct lldb_context *ac;
- while (handle->status == LDB_SUCCESS && handle->state != LDB_ASYNC_DONE) {
+ ac = talloc_get_type(private_data, struct lldb_context);
+ lldb_request_done(ac->req, NULL, LDB_SUCCESS);
+}
- if (ac->timeout == -1) {
- lret = ldap_result(lldb->ldap, ac->msgid, 0, NULL, &result);
- } else {
- timeout.tv_sec = ac->timeout - (time(NULL) - ac->starttime);
- if (timeout.tv_sec <= 0)
- return LDB_ERR_TIME_LIMIT_EXCEEDED;
- lret = ldap_result(lldb->ldap, ac->msgid, 0, &timeout, &result);
- }
- if (lret == -1) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
- if (lret == 0) {
- return LDB_ERR_TIME_LIMIT_EXCEEDED;
- }
+static int lldb_handle_request(struct ldb_module *module, struct ldb_request *req)
+{
+ struct lldb_private *lldb;
+ struct lldb_context *ac;
+ struct event_context *ev;
+ struct timed_event *te;
+ struct timeval tv;
+ int ret;
- ret = lldb_parse_result(ac, result);
- if (ret != LDB_SUCCESS) {
- return ret;
- }
+ lldb = talloc_get_type(module->private_data, struct lldb_private);
+
+ if (req->starttime == 0 || req->timeout == 0) {
+ ldb_set_errstring(module->ldb, "Invalid timeout settings");
+ return LDB_ERR_TIME_LIMIT_EXCEEDED;
+ }
+
+ ev = ldb_get_event_context(module->ldb);
+ if (NULL == ev) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ac = talloc_zero(module->ldb, struct lldb_context);
+ if (ac == NULL) {
+ ldb_set_errstring(module->ldb, "Out of Memory");
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ac->module = module;
+ ac->req = req;
+ ac->lldb = lldb;
+ ac->msgid = 0;
+
+ if (lldb_dn_is_special(req)) {
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ te = event_add_timed(ev, ac, tv,
+ lldb_auto_done_callback, ac);
+ if (NULL == te) {
+ return LDB_ERR_OPERATIONS_ERROR;
}
+ return LDB_SUCCESS;
+ }
+
+ switch (ac->req->operation) {
+ case LDB_SEARCH:
+ ret = lldb_search(ac);
+ break;
+ case LDB_ADD:
+ ret = lldb_add(ac);
+ break;
+ case LDB_MODIFY:
+ ret = lldb_modify(ac);
+ break;
+ case LDB_DELETE:
+ ret = lldb_delete(ac);
+ break;
+ case LDB_RENAME:
+ ret = lldb_rename(ac);
break;
-
default:
- handle->state = LDB_ASYNC_DONE;
+ /* no other op supported */
ret = LDB_ERR_OPERATIONS_ERROR;
+ break;
}
-done:
- return ret;
-}
-
-static int lldb_start_trans(struct ldb_module *module)
-{
- /* TODO implement a local transaction mechanism here */
-
- return LDB_SUCCESS;
-}
+ if (ret != LDB_SUCCESS) {
+ lldb_request_done(req, NULL, ret);
+ return ret;
+ }
-static int lldb_end_trans(struct ldb_module *module)
-{
- /* TODO implement a local transaction mechanism here */
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ te = event_add_timed(ev, ac, tv, lldb_callback, ac);
+ if (NULL == te) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
- return LDB_SUCCESS;
-}
-static int lldb_del_trans(struct ldb_module *module)
-{
- /* TODO implement a local transaction mechanism here */
+ tv.tv_sec = req->starttime + req->timeout;
+ tv.tv_usec = 0;
+ te = event_add_timed(ev, ac, tv, lldb_timeout, ac);
+ if (NULL == te) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
return LDB_SUCCESS;
}
-static int lldb_request(struct ldb_module *module, struct ldb_request *req)
-{
- return LDB_ERR_OPERATIONS_ERROR;
-}
-
static const struct ldb_module_ops lldb_ops = {
.name = "ldap",
- .search = lldb_search,
- .add = lldb_add,
- .modify = lldb_modify,
- .del = lldb_delete,
- .rename = lldb_rename,
- .request = lldb_request,
+ .search = lldb_handle_request,
+ .add = lldb_handle_request,
+ .modify = lldb_handle_request,
+ .del = lldb_handle_request,
+ .rename = lldb_handle_request,
+ .request = lldb_handle_request,
.start_transaction = lldb_start_trans,
.end_transaction = lldb_end_trans,
.del_transaction = lldb_del_trans,
- .wait = lldb_wait
};
@@ -771,8 +825,8 @@ static int lldb_destructor(struct lldb_private *lldb)
connect to the database
*/
static int lldb_connect(struct ldb_context *ldb,
- const char *url,
- unsigned int flags,
+ const char *url,
+ unsigned int flags,
const char *options[],
struct ldb_module **_module)
{
@@ -790,7 +844,6 @@ static int lldb_connect(struct ldb_context *ldb,
talloc_set_name_const(module, "ldb_ldap backend");
module->ldb = ldb;
module->prev = module->next = NULL;
- module->private_data = NULL;
module->ops = &lldb_ops;
lldb = talloc(module, struct lldb_private);
@@ -799,7 +852,6 @@ static int lldb_connect(struct ldb_context *ldb,
goto failed;
}
module->private_data = lldb;
- lldb->module = module;
lldb->ldap = NULL;
ret = ldap_initialize(&lldb->ldap, url);
diff --git a/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c b/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c
index a0e63c8da1..be99c29d1e 100644
--- a/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c
+++ b/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c
@@ -44,51 +44,14 @@ struct lsqlite3_private {
struct lsql_context {
struct ldb_module *module;
+ struct ldb_request *req;
/* search stuff */
long long current_eid;
const char * const * attrs;
struct ldb_reply *ares;
-
- /* async stuff */
- void *context;
- int (*callback)(struct ldb_context *, void *, struct ldb_reply *);
};
-static struct ldb_handle *init_handle(struct lsqlite3_private *lsqlite3,
- struct ldb_module *module,
- struct ldb_request *req)
-{
- struct lsql_context *ac;
- struct ldb_handle *h;
-
- h = talloc_zero(lsqlite3, struct ldb_handle);
- if (h == NULL) {
- ldb_set_errstring(module->ldb, "Out of Memory");
- return NULL;
- }
-
- h->module = module;
-
- ac = talloc(h, struct lsql_context);
- if (ac == NULL) {
- ldb_set_errstring(module->ldb, "Out of Memory");
- talloc_free(h);
- return NULL;
- }
-
- h->private_data = (void *)ac;
-
- h->state = LDB_ASYNC_INIT;
- h->status = LDB_SUCCESS;
-
- ac->module = module;
- ac->context = req->context;
- ac->callback = req->callback;
-
- return h;
-}
-
/*
* Macros used throughout
*/
@@ -835,11 +798,6 @@ int lsql_search(struct ldb_module *module, struct ldb_request *req)
char *query = NULL;
int ret;
- req->handle = init_handle(lsqlite3, module, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
-
lsql_ac = talloc_get_type(req->handle->private_data, struct lsql_context);
if ((( ! ldb_dn_is_valid(req->op.search.base)) || ldb_dn_is_null(req->op.search.base)) &&
@@ -1013,10 +971,6 @@ static int lsql_add(struct ldb_module *module, struct ldb_request *req)
int i;
int ret = LDB_SUCCESS;
- req->handle = init_handle(lsqlite3, module, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
lsql_ac = talloc_get_type(req->handle->private_data, struct lsql_context);
req->handle->state = LDB_ASYNC_DONE;
req->handle->status = LDB_SUCCESS;
@@ -1143,10 +1097,6 @@ static int lsql_modify(struct ldb_module *module, struct ldb_request *req)
int i;
int ret = LDB_SUCCESS;
- req->handle = init_handle(lsqlite3, module, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
lsql_ac = talloc_get_type(req->handle->private_data, struct lsql_context);
req->handle->state = LDB_ASYNC_DONE;
req->handle->status = LDB_SUCCESS;
@@ -1329,10 +1279,6 @@ static int lsql_delete(struct ldb_module *module, struct ldb_request *req)
int ret = LDB_SUCCESS;
- req->handle = init_handle(lsqlite3, module, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
lsql_ac = talloc_get_type(req->handle->private_data, struct lsql_context);
req->handle->state = LDB_ASYNC_DONE;
req->handle->status = LDB_SUCCESS;
@@ -1382,10 +1328,6 @@ static int lsql_rename(struct ldb_module *module, struct ldb_request *req)
char *query;
int ret = LDB_SUCCESS;
- req->handle = init_handle(lsqlite3, module, req);
- if (req->handle == NULL) {
- return LDB_ERR_OPERATIONS_ERROR;
- }
lsql_ac = talloc_get_type(req->handle->private_data, struct lsql_context);
req->handle->state = LDB_ASYNC_DONE;
req->handle->status = LDB_SUCCESS;
@@ -1501,9 +1443,61 @@ static int lsql_request(struct ldb_module *module, struct ldb_request *req)
return LDB_ERR_OPERATIONS_ERROR;
}
-static int lsql_wait(struct ldb_handle *handle, enum ldb_wait_type type)
+static int lsql_run_request(struct ldb_module *module, struct ldb_request *req)
+{
+ switch (req->operation) {
+ case LDB_SEARCH:
+ return lsql_search(module, req);
+ break;
+ case LDB_ADD:
+ return lsql_add(module, req);
+ break;
+ case LDB_MODIFY:
+ return lsql_modify(module, req);
+ break;
+ case LDB_DELETE:
+ return lsql_delete(module, req);
+ break;
+ case LDB_RENAME:
+ return lsql_rename(module, req);
+ break;
+/* TODO:
+ case LDB_SEQUENCE_NUMBER:
+ return lsql_sequence_number(module, req);
+ break;
+ */
+ default:
+ return lsql_request(module, req);
+ break;
+ }
+
+ return LDB_ERR_OPERATIONS_ERROR;
+}
+
+static int lsql_handle_request(struct ldb_module *module, struct ldb_request *req)
{
- return handle->status;
+ struct lsql_context *ac;
+
+ if (check_critical_controls(req->controls)) {
+ return LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION;
+ }
+
+ ac = talloc_zero(req, struct lsql_context);
+ if (ac == NULL) {
+ ldb_set_errstring(module->ldb, "Out of Memory");
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ac->module = module;
+ ac->req = req;
+
+ req->handle = ldb_handle_new(req, lsql_run_request, ac);
+ if (req->handle == NULL) {
+ talloc_free(ac);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ return LDB_SUCCESS;
}
/*
@@ -1511,16 +1505,16 @@ static int lsql_wait(struct ldb_handle *handle, enum ldb_wait_type type)
*/
static const struct ldb_module_ops lsqlite3_ops = {
.name = "sqlite",
- .search = lsql_search,
- .add = lsql_add,
- .modify = lsql_modify,
- .del = lsql_delete,
- .rename = lsql_rename,
- .request = lsql_request,
+ .search = lsql_handle_request,
+ .add = lsql_handle_request,
+ .modify = lsql_handle_request,
+ .del = lsql_handle_request,
+ .rename = lsql_handle_request,
+ .request = lsql_handle_request,
.start_transaction = lsql_start_trans,
.end_transaction = lsql_end_trans,
.del_transaction = lsql_del_trans,
- .wait = lsql_wait,
+ /* TODO: .sequence_number = lsql_handle_request */
};
/*