Tom Cherry | 2aeb1ad | 2019-06-26 10:46:20 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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 "service_list.h" |
| 18 | |
| 19 | #include <android-base/logging.h> |
| 20 | |
| 21 | namespace android { |
| 22 | namespace init { |
| 23 | |
| 24 | ServiceList::ServiceList() {} |
| 25 | |
| 26 | ServiceList& ServiceList::GetInstance() { |
| 27 | static ServiceList instance; |
| 28 | return instance; |
| 29 | } |
| 30 | |
Tom Cherry | 6737a6b | 2019-08-05 15:03:58 -0700 | [diff] [blame] | 31 | size_t ServiceList::CheckAllCommands() { |
| 32 | size_t failures = 0; |
| 33 | for (const auto& service : services_) { |
| 34 | failures += service->CheckAllCommands(); |
| 35 | } |
| 36 | return failures; |
| 37 | } |
| 38 | |
Tom Cherry | 2aeb1ad | 2019-06-26 10:46:20 -0700 | [diff] [blame] | 39 | void ServiceList::AddService(std::unique_ptr<Service> service) { |
| 40 | services_.emplace_back(std::move(service)); |
| 41 | } |
| 42 | |
| 43 | // Shutdown services in the opposite order that they were started. |
| 44 | const std::vector<Service*> ServiceList::services_in_shutdown_order() const { |
| 45 | std::vector<Service*> shutdown_services; |
| 46 | for (const auto& service : services_) { |
| 47 | if (service->start_order() > 0) shutdown_services.emplace_back(service.get()); |
| 48 | } |
| 49 | std::sort(shutdown_services.begin(), shutdown_services.end(), |
| 50 | [](const auto& a, const auto& b) { return a->start_order() > b->start_order(); }); |
| 51 | return shutdown_services; |
| 52 | } |
| 53 | |
| 54 | void ServiceList::RemoveService(const Service& svc) { |
| 55 | auto svc_it = std::find_if( |
| 56 | services_.begin(), services_.end(), |
| 57 | [&svc](const std::unique_ptr<Service>& s) { return svc.name() == s->name(); }); |
| 58 | if (svc_it == services_.end()) { |
| 59 | return; |
| 60 | } |
| 61 | |
| 62 | services_.erase(svc_it); |
| 63 | } |
| 64 | |
| 65 | void ServiceList::DumpState() const { |
| 66 | for (const auto& s : services_) { |
| 67 | s->DumpState(); |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | void ServiceList::MarkPostData() { |
| 72 | post_data_ = true; |
| 73 | } |
| 74 | |
| 75 | bool ServiceList::IsPostData() { |
| 76 | return post_data_; |
| 77 | } |
| 78 | |
| 79 | void ServiceList::MarkServicesUpdate() { |
| 80 | services_update_finished_ = true; |
| 81 | |
| 82 | // start the delayed services |
| 83 | for (const auto& name : delayed_service_names_) { |
| 84 | Service* service = FindService(name); |
| 85 | if (service == nullptr) { |
| 86 | LOG(ERROR) << "delayed service '" << name << "' could not be found."; |
| 87 | continue; |
| 88 | } |
Bernie Innocenti | cecebbb | 2020-02-06 03:49:33 +0900 | [diff] [blame] | 89 | if (auto result = service->Start(); !result.ok()) { |
Tom Cherry | 2aeb1ad | 2019-06-26 10:46:20 -0700 | [diff] [blame] | 90 | LOG(ERROR) << result.error().message(); |
| 91 | } |
| 92 | } |
| 93 | delayed_service_names_.clear(); |
| 94 | } |
| 95 | |
| 96 | void ServiceList::DelayService(const Service& service) { |
| 97 | if (services_update_finished_) { |
| 98 | LOG(ERROR) << "Cannot delay the start of service '" << service.name() |
| 99 | << "' because all services are already updated. Ignoring."; |
| 100 | return; |
| 101 | } |
| 102 | delayed_service_names_.emplace_back(service.name()); |
| 103 | } |
| 104 | |
| 105 | } // namespace init |
| 106 | } // namespace android |