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-rw-r--r--source4/dsdb/samdb/ldb_modules/samldb.c36
1 files changed, 33 insertions, 3 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/samldb.c b/source4/dsdb/samdb/ldb_modules/samldb.c
index bf91d29709..fa0c4f6317 100644
--- a/source4/dsdb/samdb/ldb_modules/samldb.c
+++ b/source4/dsdb/samdb/ldb_modules/samldb.c
@@ -3,7 +3,7 @@
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
Copyright (C) Simo Sorce 2004-2008
- Copyright (C) Matthias Dieter Wallnöfer 2009-2010
+ Copyright (C) Matthias Dieter Wallnöfer 2009-2011
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -897,6 +897,16 @@ static int samldb_objectclass_trigger(struct samldb_ctx *ac)
return LDB_ERR_OTHER;
}
+ /* Workstation and (read-only) DC objects do need objectclass "computer" */
+ if ((samdb_find_attribute(ldb, ac->msg,
+ "objectclass", "computer") == NULL) &&
+ (user_account_control &
+ (UF_SERVER_TRUST_ACCOUNT | UF_WORKSTATION_TRUST_ACCOUNT))) {
+ ldb_set_errstring(ldb,
+ "samldb: Requested account type does need objectclass 'computer'!");
+ return LDB_ERR_OBJECT_CLASS_VIOLATION;
+ }
+
account_type = ds_uf2atype(user_account_control);
if (account_type == 0) {
ldb_set_errstring(ldb, "samldb: Unrecognized account type!");
@@ -1241,7 +1251,9 @@ static int samldb_user_account_control_change(struct samldb_ctx *ac)
struct ldb_message *tmp_msg;
int ret;
struct ldb_result *res;
- const char *attrs[] = { "userAccountControl", NULL };
+ const char *attrs[] = { "userAccountControl", "objectClass", NULL };
+ unsigned int i;
+ bool is_computer = false;
el = dsdb_get_single_valued_attr(ac->msg, "userAccountControl",
ac->req->operation);
@@ -1269,7 +1281,7 @@ static int samldb_user_account_control_change(struct samldb_ctx *ac)
return LDB_ERR_OTHER;
}
- /* Fetch the old "userAccountControl" */
+ /* Fetch the old "userAccountControl" and "objectClass" */
ret = dsdb_module_search_dn(ac->module, ac, &res, ac->msg->dn, attrs,
DSDB_FLAG_NEXT_MODULE, ac->req);
if (ret != LDB_SUCCESS) {
@@ -1279,6 +1291,24 @@ static int samldb_user_account_control_change(struct samldb_ctx *ac)
if (old_user_account_control == 0) {
return ldb_operr(ldb);
}
+ el = ldb_msg_find_element(res->msgs[0], "objectClass");
+ if (el == NULL) {
+ return ldb_operr(ldb);
+ }
+
+ /* When we do not have objectclass "computer" we cannot switch to a (read-only) DC */
+ for (i = 0; i < el->num_values; i++) {
+ if (ldb_attr_cmp((char *)el->values[i].data, "computer") == 0) {
+ is_computer = true;
+ break;
+ }
+ }
+ if (!is_computer &&
+ (user_account_control & (UF_SERVER_TRUST_ACCOUNT | UF_PARTIAL_SECRETS_ACCOUNT))) {
+ ldb_set_errstring(ldb,
+ "samldb: Requested account type does need objectclass 'computer'!");
+ return LDB_ERR_UNWILLING_TO_PERFORM;
+ }
/*
* The functions "ds_uf2atype" and "ds_uf2prim_group_rid" are used as