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authorSimo Sorce <idra@samba.org>2006-03-15 19:28:47 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:57:27 -0500
commit8eb83c809f107e422b156774b561e5252fa5f382 (patch)
treef552bd7999df1f1af774d88ecb68c817d7a5742c /source4/dsdb/samdb/ldb_modules
parent2e7df84576d26bc37eb87b7e3c79fcb3fb358d68 (diff)
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r14458: extended_dn -> async
(This used to be commit 716c475999fce895392ba774ae9a15b8654334ba)
Diffstat (limited to 'source4/dsdb/samdb/ldb_modules')
-rw-r--r--source4/dsdb/samdb/ldb_modules/extended_dn.c157
1 files changed, 146 insertions, 11 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/extended_dn.c b/source4/dsdb/samdb/ldb_modules/extended_dn.c
index 20d08ccf42..653ba27454 100644
--- a/source4/dsdb/samdb/ldb_modules/extended_dn.c
+++ b/source4/dsdb/samdb/ldb_modules/extended_dn.c
@@ -165,10 +165,9 @@ static BOOL inject_extended_dn(struct ldb_message *msg,
}
/* search */
-static int extended_search(struct ldb_module *module, struct ldb_request *req)
+static int extended_search(struct ldb_module *module, struct ldb_control *control, struct ldb_request *req)
{
struct ldb_result *extended_result;
- struct ldb_control *control;
struct ldb_control **saved_controls;
struct ldb_extended_dn_control *extended_ctrl;
int i, ret;
@@ -177,13 +176,6 @@ static int extended_search(struct ldb_module *module, struct ldb_request *req)
BOOL remove_guid = False;
BOOL remove_sid = False;
- /* check if there's a paged request control */
- control = get_control_from_list(req->controls, LDB_CONTROL_EXTENDED_DN_OID);
- if (control == NULL) {
- /* not found go on */
- return ldb_next_request(module, req);
- }
-
extended_ctrl = talloc_get_type(control->data, struct ldb_extended_dn_control);
if (!extended_ctrl) {
return LDB_ERR_PROTOCOL_ERROR;
@@ -256,15 +248,158 @@ static int extended_search(struct ldb_module *module, struct ldb_request *req)
return LDB_SUCCESS;
}
+/* search */
+struct extended_async_context {
+
+ struct ldb_module *module;
+ void *up_context;
+ int (*up_callback)(struct ldb_context *, void *, struct ldb_async_result *);
+ int timeout;
+
+ const char * const *attrs;
+ BOOL remove_guid;
+ BOOL remove_sid;
+ int extended_type;
+};
+
+static int extended_async_callback(struct ldb_context *ldb, void *context, struct ldb_async_result *ares)
+{
+ struct extended_async_context *ac;
+
+ if (!context || !ares) {
+ ldb_set_errstring(ldb, talloc_asprintf(ldb, "NULL Context or Result in callback"));
+ goto error;
+ }
+
+ ac = talloc_get_type(context, struct extended_async_context);
+
+ if (ares->type == LDB_REPLY_ENTRY) {
+ /* for each record returned post-process to add any derived
+ attributes that have been asked for */
+ if (!inject_extended_dn(ares->message, ac->extended_type, ac->remove_guid, ac->remove_sid)) {
+ goto error;
+ }
+ }
+
+ return ac->up_callback(ldb, ac->up_context, ares);
+
+error:
+ talloc_free(ares);
+ return LDB_ERR_OPERATIONS_ERROR;
+}
+
+static int extended_search_async(struct ldb_module *module, struct ldb_control *control, struct ldb_request *req)
+{
+ struct ldb_extended_dn_control *extended_ctrl;
+ struct ldb_control **saved_controls;
+ struct extended_async_context *ac;
+ struct ldb_request *down_req;
+ char **new_attrs;
+ int ret;
+
+ extended_ctrl = talloc_get_type(control->data, struct ldb_extended_dn_control);
+ if (!extended_ctrl) {
+ return LDB_ERR_PROTOCOL_ERROR;
+ }
+
+ ac = talloc(req, struct extended_async_context);
+ if (ac == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ac->module = module;
+ ac->up_context = req->async.context;
+ ac->up_callback = req->async.callback;
+ ac->timeout = req->async.timeout;
+ ac->attrs = req->op.search.attrs;
+ ac->remove_guid = False;
+ ac->remove_sid = False;
+ ac->extended_type = extended_ctrl->type;
+
+ down_req = talloc_zero(req, struct ldb_request);
+ if (down_req == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ down_req->operation = req->operation;
+ down_req->op.search.base = req->op.search.base;
+ down_req->op.search.scope = req->op.search.scope;
+ down_req->op.search.tree = req->op.search.tree;
+
+ /* check if attrs only is specified, in that case check wether we need to modify them */
+ if (req->op.search.attrs) {
+ if (! is_attr_in_list(req->op.search.attrs, "objectGUID")) {
+ ac->remove_guid = True;
+ }
+ if (! is_attr_in_list(req->op.search.attrs, "objectSID")) {
+ ac->remove_sid = True;
+ }
+ if (ac->remove_guid || ac->remove_sid) {
+ new_attrs = copy_attrs(down_req, req->op.search.attrs);
+ if (new_attrs == NULL)
+ return LDB_ERR_OPERATIONS_ERROR;
+
+ if (ac->remove_guid) {
+ if (!add_attrs(down_req, &new_attrs, "objectGUID"))
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ if (ac->remove_sid) {
+ if (!add_attrs(down_req, &new_attrs, "objectSID"))
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ down_req->op.search.attrs = (const char * const *)new_attrs;
+ }
+ }
+
+ down_req->controls = req->controls;
+
+ /* save it locally and remove it from the list */
+ /* we do not need to replace them later as we
+ * are keeping the original req intact */
+ if (!save_controls(control, down_req, &saved_controls)) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ down_req->creds = req->creds;
+
+ down_req->async.context = ac;
+ down_req->async.callback = extended_async_callback;
+ down_req->async.timeout = req->async.timeout;
+
+ /* perform the search */
+ ret = ldb_next_request(module, down_req);
+
+ /* do not free down_req as the call results may be linked to it,
+ * it will be freed when the upper level request get freed */
+ if (ret == LDB_SUCCESS) {
+ req->async.handle = down_req->async.handle;
+ }
+
+ return ret;
+}
+
static int extended_request(struct ldb_module *module, struct ldb_request *req)
{
+ struct ldb_control *control;
+
+ /* check if there's an extended dn control */
+ control = get_control_from_list(req->controls, LDB_CONTROL_EXTENDED_DN_OID);
+ if (control == NULL) {
+ /* not found go on */
+ return ldb_next_request(module, req);
+ }
+
switch (req->operation) {
case LDB_REQ_SEARCH:
- return extended_search(module, req);
+ return extended_search(module, control, req);
+
+ case LDB_ASYNC_SEARCH:
+ return extended_search_async(module, control, req);
default:
- return ldb_next_request(module, req);
+ return LDB_ERR_OPERATIONS_ERROR;
}
}