55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
//
|
|
// Copyright (C) 2020 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_MINIMUM_VERSION_POLICY_IMPL_H_
|
|
#define UPDATE_ENGINE_UPDATE_MANAGER_MINIMUM_VERSION_POLICY_IMPL_H_
|
|
|
|
#include <string>
|
|
|
|
#include "update_engine/common/error_code.h"
|
|
#include "update_engine/payload_consumer/install_plan.h"
|
|
#include "update_engine/update_manager/policy_utils.h"
|
|
|
|
namespace chromeos_update_manager {
|
|
|
|
// Check to see if an update happens from a version less than the minimum
|
|
// required one.
|
|
class MinimumVersionPolicyImpl : public PolicyImplBase {
|
|
public:
|
|
MinimumVersionPolicyImpl() = default;
|
|
~MinimumVersionPolicyImpl() override = default;
|
|
|
|
// If current version is less than the minimum required one, then this should
|
|
// not block the update to be applied.
|
|
EvalStatus UpdateCanBeApplied(
|
|
EvaluationContext* ec,
|
|
State* state,
|
|
std::string* error,
|
|
chromeos_update_engine::ErrorCode* result,
|
|
chromeos_update_engine::InstallPlan* install_plan) const override;
|
|
|
|
protected:
|
|
std::string PolicyName() const override { return "MinimumVersionPolicyImpl"; }
|
|
|
|
private:
|
|
MinimumVersionPolicyImpl(const MinimumVersionPolicyImpl&) = delete;
|
|
MinimumVersionPolicyImpl& operator=(const MinimumVersionPolicyImpl&) = delete;
|
|
};
|
|
|
|
} // namespace chromeos_update_manager
|
|
|
|
#endif // UPDATE_ENGINE_UPDATE_MANAGER_MINIMUM_VERSION_POLICY_IMPL_H_
|