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-rw-r--r--source4/dsdb/samdb/ldb_modules/objectguid.c89
1 files changed, 88 insertions, 1 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/objectguid.c b/source4/dsdb/samdb/ldb_modules/objectguid.c
index 1f18f0e603..ca27f17d71 100644
--- a/source4/dsdb/samdb/ldb_modules/objectguid.c
+++ b/source4/dsdb/samdb/ldb_modules/objectguid.c
@@ -50,6 +50,35 @@ static struct ldb_message_element *objectguid_find_attribute(const struct ldb_me
return NULL;
}
+/*
+ add a time element to a record
+*/
+static int add_time_element(struct ldb_message *msg, const char *attr, time_t t)
+{
+ struct ldb_message_element *el;
+ char *s;
+
+ if (ldb_msg_find_element(msg, attr) != NULL) {
+ return 0;
+ }
+
+ s = ldb_timestring(msg, t);
+ if (s == NULL) {
+ return -1;
+ }
+
+ if (ldb_msg_add_string(msg, attr, s) != 0) {
+ return -1;
+ }
+
+ el = ldb_msg_find_element(msg, attr);
+ /* always set as replace. This works because on add ops, the flag
+ is ignored */
+ el->flags = LDB_FLAG_MOD_REPLACE;
+
+ return 0;
+}
+
/* add_record: add objectGUID attribute */
static int objectguid_add(struct ldb_module *module, struct ldb_request *req)
{
@@ -60,6 +89,7 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req)
struct GUID guid;
NTSTATUS nt_status;
int ret;
+ time_t t = time(NULL);
ldb_debug(module->ldb, LDB_DEBUG_TRACE, "objectguid_add_record\n");
@@ -82,6 +112,7 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req)
/* we have to copy the message as the caller might have it as a const */
down_req->op.add.message = msg = ldb_msg_copy_shallow(down_req, req->op.add.message);
if (msg == NULL) {
+ talloc_free(down_req);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -91,14 +122,70 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req)
nt_status = ndr_push_struct_blob(&v, msg, &guid,
(ndr_push_flags_fn_t)ndr_push_GUID);
if (!NT_STATUS_IS_OK(nt_status)) {
- return -1;
+ talloc_free(down_req);
+ return LDB_ERR_OPERATIONS_ERROR;
}
ret = ldb_msg_add_value(msg, "objectGUID", &v);
if (ret) {
+ talloc_free(down_req);
return ret;
}
+ if (add_time_element(msg, "whenCreated", t) != 0 ||
+ add_time_element(msg, "whenChanged", t) != 0) {
+ talloc_free(down_req);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ldb_set_timeout_from_prev_req(module->ldb, req, down_req);
+
+ /* go on with the call chain */
+ 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->handle = down_req->handle;
+ }
+
+ return ret;
+}
+
+/* modify_record: update timestamps */
+static int objectguid_modify(struct ldb_module *module, struct ldb_request *req)
+{
+ struct ldb_request *down_req;
+ struct ldb_message *msg;
+ int ret;
+ time_t t = time(NULL);
+
+ ldb_debug(module->ldb, LDB_DEBUG_TRACE, "objectguid_add_record\n");
+
+ /* do not manipulate our control entries */
+ if (ldb_dn_is_special(req->op.add.message->dn)) {
+ return ldb_next_request(module, req);
+ }
+
+ down_req = talloc(req, struct ldb_request);
+ if (down_req == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ *down_req = *req;
+
+ /* we have to copy the message as the caller might have it as a const */
+ down_req->op.mod.message = msg = ldb_msg_copy_shallow(down_req, req->op.mod.message);
+ if (msg == NULL) {
+ talloc_free(down_req);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ if (add_time_element(msg, "whenChanged", t) != 0) {
+ talloc_free(down_req);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
ldb_set_timeout_from_prev_req(module->ldb, req, down_req);
/* go on with the call chain */