aosp12/system/update_engine/update_manager/device_policy_provider.h

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//
// Copyright (C) 2014 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef UPDATE_ENGINE_UPDATE_MANAGER_DEVICE_POLICY_PROVIDER_H_
#define UPDATE_ENGINE_UPDATE_MANAGER_DEVICE_POLICY_PROVIDER_H_
#include <set>
#include <string>
#include <base/time/time.h>
#include <base/version.h>
#include <policy/libpolicy.h>
#include "update_engine/update_manager/provider.h"
#include "update_engine/update_manager/rollback_prefs.h"
#include "update_engine/update_manager/shill_provider.h"
#include "update_engine/update_manager/variable.h"
#include "update_engine/update_manager/weekly_time.h"
namespace chromeos_update_manager {
// Provides access to the current DevicePolicy.
class DevicePolicyProvider : public Provider {
public:
~DevicePolicyProvider() override {}
// Variable stating whether the DevicePolicy was loaded.
virtual Variable<bool>* var_device_policy_is_loaded() = 0;
// Variables mapping the information received on the DevicePolicy protobuf.
virtual Variable<std::string>* var_release_channel() = 0;
virtual Variable<bool>* var_release_channel_delegated() = 0;
virtual Variable<std::string>* var_release_lts_tag() = 0;
virtual Variable<bool>* var_update_disabled() = 0;
virtual Variable<std::string>* var_target_version_prefix() = 0;
// Variable returning what should happen if the target_version_prefix is
// earlier than the current Chrome OS version.
virtual Variable<RollbackToTargetVersion>*
var_rollback_to_target_version() = 0;
// Variable returning the number of Chrome milestones rollback should be
// possible. Rollback protection will be postponed by this many versions.
virtual Variable<int>* var_rollback_allowed_milestones() = 0;
// Returns a non-negative scatter interval used for updates.
virtual Variable<base::TimeDelta>* var_scatter_factor() = 0;
// Variable returning the set of connection types allowed for updates. The
// identifiers returned are consistent with the ones returned by the
// ShillProvider.
virtual Variable<std::set<chromeos_update_engine::ConnectionType>>*
var_allowed_connection_types_for_update() = 0;
// Variable stating whether the device has an owner. For enterprise enrolled
// devices, this will be false as the device owner has an empty string.
virtual Variable<bool>* var_has_owner() = 0;
virtual Variable<bool>* var_http_downloads_enabled() = 0;
virtual Variable<bool>* var_au_p2p_enabled() = 0;
virtual Variable<bool>* var_allow_kiosk_app_control_chrome_version() = 0;
// Variable that contains the app that is to be run when launched in kiosk
// mode. If the device is not in kiosk-mode this should be empty.
virtual Variable<std::string>* var_auto_launched_kiosk_app_id() = 0;
// Variable that contains the time intervals during the week for which update
// checks are disallowed.
virtual Variable<WeeklyTimeIntervalVector>*
var_disallowed_time_intervals() = 0;
// Variable that determins whether we should powerwash and rollback on channel
// downgrade for enrolled devices.
virtual Variable<ChannelDowngradeBehavior>*
var_channel_downgrade_behavior() = 0;
// Variable that contains Chrome OS minimum required version. It contains a
// Chrome OS version number.
virtual Variable<base::Version>* var_device_minimum_version() = 0;
// Variable that contains a token which maps to a Chrome OS Quick Fix Build to
// which the device would be updated if not blocked by another policy.
virtual Variable<std::string>* var_quick_fix_build_token() = 0;
protected:
DevicePolicyProvider() {}
private:
DISALLOW_COPY_AND_ASSIGN(DevicePolicyProvider);
};
} // namespace chromeos_update_manager
#endif // UPDATE_ENGINE_UPDATE_MANAGER_DEVICE_POLICY_PROVIDER_H_