1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/browser/chromeos/app_mode/kiosk_app_update_service.h"
6
7 #include "base/logging.h"
8 #include "chrome/browser/app_mode/app_mode_utils.h"
9 #include "chrome/browser/browser_process.h"
10 #include "chrome/browser/browser_process_platform_part_chromeos.h"
11 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
12 #include "chrome/browser/chromeos/system/automatic_reboot_manager.h"
13 #include "chrome/browser/extensions/api/runtime/runtime_api.h"
14 #include "chrome/browser/extensions/extension_service.h"
15 #include "chrome/browser/extensions/extension_system.h"
16 #include "chrome/browser/extensions/extension_system_factory.h"
17 #include "chrome/browser/lifetime/application_lifetime.h"
18 #include "chrome/browser/profiles/profile.h"
19 #include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
20 #include "extensions/common/extension.h"
21
22 namespace chromeos {
23
24 namespace {
25
26 // How low to wait after an update is available before we force a restart.
27 const int kForceRestartWaitTimeMs = 24 * 3600 * 1000; // 24 hours.
28
29 } // namespace
30
KioskAppUpdateService(Profile * profile,system::AutomaticRebootManager * automatic_reboot_manager)31 KioskAppUpdateService::KioskAppUpdateService(
32 Profile* profile,
33 system::AutomaticRebootManager* automatic_reboot_manager)
34 : profile_(profile),
35 automatic_reboot_manager_(automatic_reboot_manager) {
36 ExtensionService* service =
37 extensions::ExtensionSystem::Get(profile_)->extension_service();
38 if (service)
39 service->AddUpdateObserver(this);
40
41 if (automatic_reboot_manager_)
42 automatic_reboot_manager_->AddObserver(this);
43 }
44
~KioskAppUpdateService()45 KioskAppUpdateService::~KioskAppUpdateService() {
46 }
47
StartAppUpdateRestartTimer()48 void KioskAppUpdateService::StartAppUpdateRestartTimer() {
49 if (restart_timer_.IsRunning())
50 return;
51
52 // Setup timer to force restart once the wait period expires.
53 restart_timer_.Start(
54 FROM_HERE, base::TimeDelta::FromMilliseconds(kForceRestartWaitTimeMs),
55 this, &KioskAppUpdateService::ForceAppUpdateRestart);
56 }
57
ForceAppUpdateRestart()58 void KioskAppUpdateService::ForceAppUpdateRestart() {
59 // Force a chrome restart (not a logout or reboot) by closing all browsers.
60 LOG(WARNING) << "Force closing all browsers to update kiosk app.";
61 chrome::CloseAllBrowsersAndQuit();
62 }
63
Shutdown()64 void KioskAppUpdateService::Shutdown() {
65 ExtensionService* service = profile_->GetExtensionService();
66 if (service)
67 service->RemoveUpdateObserver(this);
68 }
69
OnAppUpdateAvailable(const extensions::Extension * extension)70 void KioskAppUpdateService::OnAppUpdateAvailable(
71 const extensions::Extension* extension) {
72 if (extension->id() != app_id_)
73 return;
74
75 // Clears cached app data so that it will be reloaded if update from app
76 // does not finish in this run.
77 KioskAppManager::Get()->ClearAppData(app_id_);
78 KioskAppManager::Get()->UpdateAppDataFromProfile(
79 app_id_, profile_, extension);
80
81 extensions::RuntimeEventRouter::DispatchOnRestartRequiredEvent(
82 profile_,
83 app_id_,
84 extensions::api::runtime::OnRestartRequired::REASON_APP_UPDATE);
85
86 StartAppUpdateRestartTimer();
87 }
88
OnRebootScheduled(Reason reason)89 void KioskAppUpdateService::OnRebootScheduled(Reason reason) {
90 extensions::api::runtime::OnRestartRequired::Reason restart_reason =
91 extensions::api::runtime::OnRestartRequired::REASON_NONE;
92 switch (reason) {
93 case REBOOT_REASON_OS_UPDATE:
94 restart_reason =
95 extensions::api::runtime::OnRestartRequired::REASON_OS_UPDATE;
96 break;
97 case REBOOT_REASON_PERIODIC:
98 restart_reason =
99 extensions::api::runtime::OnRestartRequired::REASON_PERIODIC;
100 break;
101 default:
102 NOTREACHED() << "Unknown reboot reason=" << reason;
103 return;
104 }
105
106 extensions::RuntimeEventRouter::DispatchOnRestartRequiredEvent(
107 profile_, app_id_, restart_reason);
108 }
109
WillDestroyAutomaticRebootManager()110 void KioskAppUpdateService::WillDestroyAutomaticRebootManager() {
111 automatic_reboot_manager_->RemoveObserver(this);
112 automatic_reboot_manager_ = NULL;
113 }
114
KioskAppUpdateServiceFactory()115 KioskAppUpdateServiceFactory::KioskAppUpdateServiceFactory()
116 : BrowserContextKeyedServiceFactory(
117 "KioskAppUpdateService",
118 BrowserContextDependencyManager::GetInstance()) {
119 DependsOn(extensions::ExtensionSystemFactory::GetInstance());
120 }
121
~KioskAppUpdateServiceFactory()122 KioskAppUpdateServiceFactory::~KioskAppUpdateServiceFactory() {
123 }
124
125 // static
GetForProfile(Profile * profile)126 KioskAppUpdateService* KioskAppUpdateServiceFactory::GetForProfile(
127 Profile* profile) {
128 // This should never be called unless we are running in forced app mode.
129 DCHECK(chrome::IsRunningInForcedAppMode());
130 if (!chrome::IsRunningInForcedAppMode())
131 return NULL;
132
133 return static_cast<KioskAppUpdateService*>(
134 GetInstance()->GetServiceForBrowserContext(profile, true));
135 }
136
137 // static
GetInstance()138 KioskAppUpdateServiceFactory* KioskAppUpdateServiceFactory::GetInstance() {
139 return Singleton<KioskAppUpdateServiceFactory>::get();
140 }
141
142 BrowserContextKeyedService*
BuildServiceInstanceFor(content::BrowserContext * context) const143 KioskAppUpdateServiceFactory::BuildServiceInstanceFor(
144 content::BrowserContext* context) const {
145 return new KioskAppUpdateService(
146 Profile::FromBrowserContext(context),
147 g_browser_process->platform_part()->automatic_reboot_manager());
148 }
149
150 } // namespace chromeos
151