| // |
| // Copyright (C) 2018 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_UPDATE_TIME_RESTRICTIONS_POLICY_IMPL_H_ |
| #define UPDATE_ENGINE_UPDATE_MANAGER_UPDATE_TIME_RESTRICTIONS_POLICY_IMPL_H_ |
| |
| #include <string> |
| |
| #include <base/time/time.h> |
| |
| #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 { |
| |
| // Policy that allows administrators to set time intervals during which |
| // automatic update checks are disallowed. This implementation then checks if |
| // the current time falls in the range spanned by the time intervals. If the |
| // current time falls in one of the intervals then the update check is |
| // blocked by this policy. |
| class UpdateTimeRestrictionsPolicyImpl : public PolicyImplBase { |
| public: |
| UpdateTimeRestrictionsPolicyImpl() = default; |
| ~UpdateTimeRestrictionsPolicyImpl() override = default; |
| |
| // When the current time is inside one of the intervals returns |
| // kSucceeded and sets |result| to kOmahaUpdateDeferredPerPolicy. If the |
| // current time is not inside any intervals returns kContinue. In case of |
| // errors, i.e. cannot access intervals or time, return kContinue. |
| 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 "UpdateTimeRestrictionsPolicyImpl"; |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(UpdateTimeRestrictionsPolicyImpl); |
| }; |
| |
| } // namespace chromeos_update_manager |
| |
| #endif // UPDATE_ENGINE_UPDATE_MANAGER_UPDATE_TIME_RESTRICTIONS_POLICY_IMPL_H_ |