1 // 2 // Copyright (C) 2014 The Android Open Source Project 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #include "update_engine/update_manager/real_config_provider.h" 18 19 #include <base/files/file_path.h> 20 #include <base/logging.h> 21 #include <brillo/key_value_store.h> 22 23 #include "update_engine/common/constants.h" 24 #include "update_engine/common/utils.h" 25 #include "update_engine/update_manager/generic_variables.h" 26 27 using brillo::KeyValueStore; 28 29 namespace { 30 31 const char* kConfigFilePath = "/etc/update_manager.conf"; 32 33 // Config options: 34 const char* kConfigOptsIsOOBEEnabled = "is_oobe_enabled"; 35 36 } // namespace 37 38 namespace chromeos_update_manager { 39 Init()40bool RealConfigProvider::Init() { 41 KeyValueStore store; 42 43 if (hardware_->IsNormalBootMode()) { 44 store.Load(base::FilePath(root_prefix_ + kConfigFilePath)); 45 } else { 46 if (store.Load(base::FilePath(root_prefix_ + 47 chromeos_update_engine::kStatefulPartition + 48 kConfigFilePath))) { 49 LOG(INFO) << "UpdateManager Config loaded from stateful partition."; 50 } else { 51 store.Load(base::FilePath(root_prefix_ + kConfigFilePath)); 52 } 53 } 54 55 bool is_oobe_enabled; 56 if (!store.GetBoolean(kConfigOptsIsOOBEEnabled, &is_oobe_enabled)) 57 is_oobe_enabled = true; // Default value. 58 var_is_oobe_enabled_.reset( 59 new ConstCopyVariable<bool>(kConfigOptsIsOOBEEnabled, is_oobe_enabled)); 60 61 return true; 62 } 63 64 } // namespace chromeos_update_manager 65