mirror of
https://github.com/xemu-project/xemu.git
synced 2024-11-27 05:20:50 +00:00
c2aa8a3d7e
If the 'identify' property is not set, we'll pass a NULL pointer to g_str_equal() and crash. Catch the error condition during the creation of the object. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
129 lines
3.4 KiB
C
129 lines
3.4 KiB
C
/*
|
|
* QEMU simple authorization driver
|
|
*
|
|
* Copyright (c) 2018 Red Hat, Inc.
|
|
*
|
|
* 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
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "authz/simple.h"
|
|
#include "trace.h"
|
|
#include "qemu/module.h"
|
|
#include "qom/object_interfaces.h"
|
|
|
|
static bool qauthz_simple_is_allowed(QAuthZ *authz,
|
|
const char *identity,
|
|
Error **errp)
|
|
{
|
|
QAuthZSimple *sauthz = QAUTHZ_SIMPLE(authz);
|
|
|
|
trace_qauthz_simple_is_allowed(authz, sauthz->identity, identity);
|
|
return g_str_equal(identity, sauthz->identity);
|
|
}
|
|
|
|
static void
|
|
qauthz_simple_prop_set_identity(Object *obj,
|
|
const char *value,
|
|
Error **errp G_GNUC_UNUSED)
|
|
{
|
|
QAuthZSimple *sauthz = QAUTHZ_SIMPLE(obj);
|
|
|
|
g_free(sauthz->identity);
|
|
sauthz->identity = g_strdup(value);
|
|
}
|
|
|
|
|
|
static char *
|
|
qauthz_simple_prop_get_identity(Object *obj,
|
|
Error **errp G_GNUC_UNUSED)
|
|
{
|
|
QAuthZSimple *sauthz = QAUTHZ_SIMPLE(obj);
|
|
|
|
return g_strdup(sauthz->identity);
|
|
}
|
|
|
|
|
|
static void
|
|
qauthz_simple_finalize(Object *obj)
|
|
{
|
|
QAuthZSimple *sauthz = QAUTHZ_SIMPLE(obj);
|
|
|
|
g_free(sauthz->identity);
|
|
}
|
|
|
|
|
|
static void
|
|
qauthz_simple_complete(UserCreatable *uc, Error **errp)
|
|
{
|
|
QAuthZSimple *sauthz = QAUTHZ_SIMPLE(uc);
|
|
|
|
if (!sauthz->identity) {
|
|
error_setg(errp, "The 'identity' property must be set");
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
qauthz_simple_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
QAuthZClass *authz = QAUTHZ_CLASS(oc);
|
|
UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc);
|
|
|
|
ucc->complete = qauthz_simple_complete;
|
|
authz->is_allowed = qauthz_simple_is_allowed;
|
|
|
|
object_class_property_add_str(oc, "identity",
|
|
qauthz_simple_prop_get_identity,
|
|
qauthz_simple_prop_set_identity);
|
|
}
|
|
|
|
|
|
QAuthZSimple *qauthz_simple_new(const char *id,
|
|
const char *identity,
|
|
Error **errp)
|
|
{
|
|
return QAUTHZ_SIMPLE(
|
|
object_new_with_props(TYPE_QAUTHZ_SIMPLE,
|
|
object_get_objects_root(),
|
|
id, errp,
|
|
"identity", identity,
|
|
NULL));
|
|
}
|
|
|
|
|
|
static const TypeInfo qauthz_simple_info = {
|
|
.parent = TYPE_QAUTHZ,
|
|
.name = TYPE_QAUTHZ_SIMPLE,
|
|
.instance_size = sizeof(QAuthZSimple),
|
|
.instance_finalize = qauthz_simple_finalize,
|
|
.class_init = qauthz_simple_class_init,
|
|
.interfaces = (InterfaceInfo[]) {
|
|
{ TYPE_USER_CREATABLE },
|
|
{ }
|
|
}
|
|
};
|
|
|
|
|
|
static void
|
|
qauthz_simple_register_types(void)
|
|
{
|
|
type_register_static(&qauthz_simple_info);
|
|
}
|
|
|
|
|
|
type_init(qauthz_simple_register_types);
|