12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright (c) 2013 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/chromeos/system/automatic_reboot_manager.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)#include <fcntl.h> 8a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)#include <sys/stat.h> 9a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)#include <sys/types.h> 10a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <algorithm> 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <string> 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ash/shell.h" 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/bind.h" 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/bind_helpers.h" 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/callback.h" 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 191320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "base/files/file_util.h" 20a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "base/files/scoped_file.h" 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/location.h" 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/logging.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/ref_counted.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/path_service.h" 25a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)#include "base/posix/eintr_wrapper.h" 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_registry_simple.h" 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_service.h" 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/single_thread_task_runner.h" 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/strings/string_number_conversions.h" 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/thread_task_runner_handle.h" 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/threading/sequenced_worker_pool.h" 32a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)#include "base/threading/thread_restrictions.h" 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/time/tick_clock.h" 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/browser_process.h" 357dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "chrome/browser/chrome_notification_types.h" 36eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "chrome/browser/chromeos/system/automatic_reboot_manager_observer.h" 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/common/pref_names.h" 38c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "chromeos/chromeos_paths.h" 39c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "chromeos/chromeos_switches.h" 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chromeos/dbus/dbus_thread_manager.h" 416e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)#include "components/user_manager/user_manager.h" 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/browser_thread.h" 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/notification_details.h" 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/notification_service.h" 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/notification_source.h" 46c5cede9ae108bb15f6b7a8aea21c7e1fefa2834cBen Murdoch#include "ui/wm/core/user_activity_detector.h" 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace chromeos { 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace system { 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace { 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 53a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)const int kMinRebootUptimeMs = 60 * 60 * 1000; // 1 hour. 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int kLoginManagerIdleTimeoutMs = 60 * 1000; // 60 seconds. 55a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)const int kGracePeriodMs = 24 * 60 * 60 * 1000; // 24 hours. 56a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)const int kOneKilobyte = 1 << 10; // 1 kB in bytes. 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)base::TimeDelta ReadTimeDeltaFromFile(const base::FilePath& path) { 59a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) base::ThreadRestrictions::AssertIOAllowed(); 60a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) base::ScopedFD fd( 61a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) HANDLE_EINTR(open(path.value().c_str(), O_RDONLY | O_NOFOLLOW))); 62a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (!fd.is_valid()) 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::TimeDelta(); 64a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 65a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) std::string contents; 66a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) char buffer[kOneKilobyte]; 67a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) ssize_t length; 68effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch while ((length = HANDLE_EINTR(read(fd.get(), buffer, sizeof(buffer)))) > 0) 69a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) contents.append(buffer, length); 70a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) double seconds; 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!base::StringToDouble(contents.substr(0, contents.find(' ')), &seconds) || 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) seconds < 0.0) { 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::TimeDelta(); 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::TimeDelta::FromMilliseconds(seconds * 1000.0); 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void GetSystemEventTimes( 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> reply_task_runner, 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Callback<void( 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const AutomaticRebootManager::SystemEventTimes&)> reply) { 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath uptime_file; 84c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CHECK(PathService::Get(chromeos::FILE_UPTIME, &uptime_file)); 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath update_reboot_needed_uptime_file; 86c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CHECK(PathService::Get(chromeos::FILE_UPDATE_REBOOT_NEEDED_UPTIME, 872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) &update_reboot_needed_uptime_file)); 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reply_task_runner->PostTask(FROM_HERE, base::Bind(reply, 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AutomaticRebootManager::SystemEventTimes( 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ReadTimeDeltaFromFile(uptime_file), 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ReadTimeDeltaFromFile(update_reboot_needed_uptime_file)))); 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void SaveUpdateRebootNeededUptime() { 95a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) base::ThreadRestrictions::AssertIOAllowed(); 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta kZeroTimeDelta; 972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath update_reboot_needed_uptime_file; 99c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CHECK(PathService::Get(chromeos::FILE_UPDATE_REBOOT_NEEDED_UPTIME, 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) &update_reboot_needed_uptime_file)); 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta last_update_reboot_needed_uptime = 1022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ReadTimeDeltaFromFile(update_reboot_needed_uptime_file); 1032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (last_update_reboot_needed_uptime != kZeroTimeDelta) 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath uptime_file; 107c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CHECK(PathService::Get(chromeos::FILE_UPTIME, &uptime_file)); 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta uptime = ReadTimeDeltaFromFile(uptime_file); 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (uptime == kZeroTimeDelta) 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 112a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) base::ScopedFD fd(HANDLE_EINTR( 113a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) open(update_reboot_needed_uptime_file.value().c_str(), 114a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) O_CREAT | O_WRONLY | O_TRUNC | O_NOFOLLOW, 115a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 0666))); 116a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (!fd.is_valid()) 117a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) return; 118a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::string update_reboot_needed_uptime = 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::DoubleToString(uptime.InSecondsF()); 121a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) base::WriteFileDescriptor(fd.get(), update_reboot_needed_uptime.c_str(), 122a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) update_reboot_needed_uptime.size()); 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AutomaticRebootManager::SystemEventTimes::SystemEventTimes() 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : has_boot_time(false), 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) has_update_reboot_needed_time(false) { 1302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AutomaticRebootManager::SystemEventTimes::SystemEventTimes( 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta& uptime, 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta& update_reboot_needed_uptime) 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : has_boot_time(false), 1362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) has_update_reboot_needed_time(false) { 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta kZeroTimeDelta; 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (uptime == kZeroTimeDelta) 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) boot_time = base::TimeTicks::Now() - uptime; 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) has_boot_time = true; 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (update_reboot_needed_uptime == kZeroTimeDelta) 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Calculate the time at which an update was applied and a reboot became 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // necessary in base::TimeTicks::Now() ticks. 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) update_reboot_needed_time = boot_time + update_reboot_needed_uptime; 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) has_update_reboot_needed_time = true; 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AutomaticRebootManager::AutomaticRebootManager( 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<base::TickClock> clock) 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : clock_(clock.Pass()), 1532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_boot_time_(false), 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_update_reboot_needed_time_(false), 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reboot_requested_(false), 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) weak_ptr_factory_(this) { 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) local_state_registrar_.Init(g_browser_process->local_state()); 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) local_state_registrar_.Add(prefs::kUptimeLimit, 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::Reschedule, 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this))); 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) local_state_registrar_.Add(prefs::kRebootAfterUpdate, 1622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::Reschedule, 1632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this))); 164868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) notification_registrar_.Add(this, chrome::NOTIFICATION_APP_TERMINATING, 165868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) content::NotificationService::AllSources()); 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DBusThreadManager* dbus_thread_manager = DBusThreadManager::Get(); 1682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) dbus_thread_manager->GetPowerManagerClient()->AddObserver(this); 1692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) dbus_thread_manager->GetUpdateEngineClient()->AddObserver(this); 1702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If no user is logged in, a reboot may be performed whenever the user is 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // idle. Start listening for user activity to determine whether the user is 1732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // idle or not. 1746e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) if (!user_manager::UserManager::Get()->IsUserLoggedIn()) { 1752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (ash::Shell::HasInstance()) 1762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ash::Shell::GetInstance()->user_activity_detector()->AddObserver(this); 1772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) notification_registrar_.Add(this, chrome::NOTIFICATION_LOGIN_USER_CHANGED, 1782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::NotificationService::AllSources()); 1792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) login_screen_idle_timer_.reset( 1802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new base::OneShotTimer<AutomaticRebootManager>); 1817dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch OnUserActivity(NULL); 1822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // In a regular browser, base::ThreadTaskRunnerHandle::Get() and 1852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // base::MessageLoopProxy::current() return pointers to the same object. 1862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // In unit tests, using base::ThreadTaskRunnerHandle::Get() has the advantage 1872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // that it allows a custom base::SingleThreadTaskRunner to be injected. 1882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::BrowserThread::GetBlockingPool()->PostWorkerTaskWithShutdownBehavior( 1892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FROM_HERE, 1902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&GetSystemEventTimes, 1912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::ThreadTaskRunnerHandle::Get(), 1922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::Init, 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) weak_ptr_factory_.GetWeakPtr())), 1942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SequencedWorkerPool::SKIP_ON_SHUTDOWN); 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)AutomaticRebootManager::~AutomaticRebootManager() { 198eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch FOR_EACH_OBSERVER(AutomaticRebootManagerObserver, 199eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch observers_, 200eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch WillDestroyAutomaticRebootManager()); 201eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DBusThreadManager* dbus_thread_manager = DBusThreadManager::Get(); 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) dbus_thread_manager->GetPowerManagerClient()->RemoveObserver(this); 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) dbus_thread_manager->GetUpdateEngineClient()->RemoveObserver(this); 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (ash::Shell::HasInstance()) 2062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ash::Shell::GetInstance()->user_activity_detector()->RemoveObserver(this); 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 209eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochvoid AutomaticRebootManager::AddObserver( 210eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch AutomaticRebootManagerObserver* observer) { 211eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch observers_.AddObserver(observer); 212eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch} 213eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 214eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochvoid AutomaticRebootManager::RemoveObserver( 215eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch AutomaticRebootManagerObserver* observer) { 216eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch observers_.RemoveObserver(observer); 217eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch} 218eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 2190529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid AutomaticRebootManager::SuspendDone( 2202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta& sleep_duration) { 2212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MaybeReboot(true); 2222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::UpdateStatusChanged( 2252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const UpdateEngineClient::Status& status) { 2262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Ignore repeated notifications that a reboot is necessary. This is important 2272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // so that only the time of the first notification is taken into account and 2282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // repeated notifications do not postpone the reboot request and grace period. 2292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (status.status != UpdateEngineClient::UPDATE_STATUS_UPDATED_NEED_REBOOT || 2302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) !have_boot_time_ || have_update_reboot_needed_time_) { 2312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 2322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::BrowserThread::PostBlockingPoolTask( 2352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FROM_HERE, base::Bind(&SaveUpdateRebootNeededUptime)); 2362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) update_reboot_needed_time_ = clock_->NowTicks(); 2382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_update_reboot_needed_time_ = true; 2392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Reschedule(); 2412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2437dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdochvoid AutomaticRebootManager::OnUserActivity(const ui::Event* event) { 2442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!login_screen_idle_timer_) 2452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 2462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Destroying and re-creating the timer ensures that Start() posts a fresh 2482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // task with a delay of exactly |kLoginManagerIdleTimeoutMs|, ensuring that 2492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the timer fires predictably in tests. 2502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) login_screen_idle_timer_.reset( 2512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new base::OneShotTimer<AutomaticRebootManager>); 2522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) login_screen_idle_timer_->Start( 2532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FROM_HERE, 2542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta::FromMilliseconds(kLoginManagerIdleTimeoutMs), 2552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::MaybeReboot, 2562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this), 2572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) false)); 2582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::Observe( 2612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int type, 2622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const content::NotificationSource& source, 2632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const content::NotificationDetails& details) { 264868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (type == chrome::NOTIFICATION_APP_TERMINATING) { 2656e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) if (user_manager::UserManager::Get()->IsUserLoggedIn()) { 266868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // The browser is terminating during a session, either because the session 267868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // is ending or because the browser is being restarted. 268868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) MaybeReboot(true); 269868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) } 270868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) } else if (type == chrome::NOTIFICATION_LOGIN_USER_CHANGED) { 271868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // A session is starting. Stop listening for user activity as it no longer 272868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // is a relevant criterion. 2732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (ash::Shell::HasInstance()) 2742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ash::Shell::GetInstance()->user_activity_detector()->RemoveObserver(this); 275868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) notification_registrar_.Remove( 276868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) this, chrome::NOTIFICATION_LOGIN_USER_CHANGED, 277868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) content::NotificationService::AllSources()); 2782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) login_screen_idle_timer_.reset(); 2792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 2802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) NOTREACHED(); 2812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// static 2852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::RegisterPrefs(PrefRegistrySimple* registry) { 2862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) registry->RegisterIntegerPref(prefs::kUptimeLimit, 0); 2872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) registry->RegisterBooleanPref(prefs::kRebootAfterUpdate, false); 2882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::Init(const SystemEventTimes& system_event_times) { 2912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta offset = clock_->NowTicks() - base::TimeTicks::Now(); 2922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (system_event_times.has_boot_time) { 2932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Convert the time at which the device was booted to |clock_| ticks. 2942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) boot_time_ = system_event_times.boot_time + offset; 2952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_boot_time_ = true; 2962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (system_event_times.has_update_reboot_needed_time) { 2982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Convert the time at which a reboot became necessary to |clock_| ticks. 2992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeTicks update_reboot_needed_time = 3002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) system_event_times.update_reboot_needed_time + offset; 3012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) update_reboot_needed_time_ = update_reboot_needed_time; 3022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_update_reboot_needed_time_ = true; 3032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 3042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) UpdateStatusChanged( 3052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DBusThreadManager::Get()->GetUpdateEngineClient()->GetLastStatus()); 3062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Reschedule(); 3092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::Reschedule() { 3122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Safeguard against reboot loops under error conditions: If the boot time is 3132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // unavailable because /proc/uptime could not be read, do nothing. 3142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!have_boot_time_) 3152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Assume that no reboot has been requested. 3182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reboot_requested_ = false; 3192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta kZeroTimeDelta; 321eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch AutomaticRebootManagerObserver::Reason reboot_reason = 322eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch AutomaticRebootManagerObserver::REBOOT_REASON_UNKNOWN; 3232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If an uptime limit is set, calculate the time at which it should cause a 3252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // reboot to be requested. 3262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeDelta uptime_limit = base::TimeDelta::FromSeconds( 3272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) local_state_registrar_.prefs()->GetInteger(prefs::kUptimeLimit)); 3282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeTicks reboot_request_time = boot_time_ + uptime_limit; 3292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool have_reboot_request_time = uptime_limit != kZeroTimeDelta; 330eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch if (have_reboot_request_time) 331eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch reboot_reason = AutomaticRebootManagerObserver::REBOOT_REASON_PERIODIC; 3322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If the policy to automatically reboot after an update is enabled and an 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // update has been applied, set the time at which a reboot should be 3352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // requested to the minimum of its current value and the time when the reboot 3362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // became necessary. 3372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (have_update_reboot_needed_time_ && 3382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) local_state_registrar_.prefs()->GetBoolean(prefs::kRebootAfterUpdate) && 3392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (!have_reboot_request_time || 3402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) update_reboot_needed_time_ < reboot_request_time)) { 3412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reboot_request_time = update_reboot_needed_time_; 3422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) have_reboot_request_time = true; 343eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch reboot_reason = AutomaticRebootManagerObserver::REBOOT_REASON_OS_UPDATE; 3442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If no reboot should be requested, remove any grace period. 3472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!have_reboot_request_time) { 3482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_start_timer_.reset(); 3492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_end_timer_.reset(); 3502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Safeguard against reboot loops: Ensure that the uptime after which a reboot 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // is actually requested and the grace period begins is never less than 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // |kMinRebootUptimeMs|. 3562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeTicks now = clock_->NowTicks(); 3572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeTicks grace_start_time = std::max(reboot_request_time, 3582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) boot_time_ + base::TimeDelta::FromMilliseconds(kMinRebootUptimeMs)); 3592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Set up a timer for the start of the grace period. If the grace period 3602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // started in the past, the timer is still used with its delay set to zero. 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!grace_start_timer_) 3622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_start_timer_.reset(new base::OneShotTimer<AutomaticRebootManager>); 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_start_timer_->Start(FROM_HERE, 3642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::max(grace_start_time - now, kZeroTimeDelta), 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::RequestReboot, 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this))); 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::TimeTicks grace_end_time = grace_start_time + 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta::FromMilliseconds(kGracePeriodMs); 3702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Set up a timer for the end of the grace period. If the grace period ended 3712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // in the past, the timer is still used with its delay set to zero. 3722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!grace_end_timer_) 3732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_end_timer_.reset(new base::OneShotTimer<AutomaticRebootManager>); 3742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_end_timer_->Start(FROM_HERE, 3752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::max(grace_end_time - now, kZeroTimeDelta), 3762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&AutomaticRebootManager::Reboot, 3772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this))); 378eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 379eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch DCHECK_NE(AutomaticRebootManagerObserver::REBOOT_REASON_UNKNOWN, 380eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch reboot_reason); 381eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch FOR_EACH_OBSERVER(AutomaticRebootManagerObserver, 382eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch observers_, 383eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch OnRebootScheduled(reboot_reason)); 3842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::RequestReboot() { 3872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reboot_requested_ = true; 3882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MaybeReboot(false); 3892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 391868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void AutomaticRebootManager::MaybeReboot(bool ignore_session) { 3922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Do not reboot if any of the following applies: 3932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // * No reboot has been requested. 3942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // * A user is interacting with the login screen. 395868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // * A session is in progress and |ignore_session| is not set. 3962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!reboot_requested_ || 3972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (login_screen_idle_timer_ && login_screen_idle_timer_->IsRunning()) || 3986e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) (!ignore_session && user_manager::UserManager::Get()->IsUserLoggedIn())) { 3992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Reboot(); 4032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AutomaticRebootManager::Reboot() { 406868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // If a non-kiosk-app session is in progress, do not reboot. 4076e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) if (user_manager::UserManager::Get()->IsUserLoggedIn() && 4086e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) !user_manager::UserManager::Get()->IsLoggedInAsKioskApp()) { 409868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) return; 410868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) } 411868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 4122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) login_screen_idle_timer_.reset(); 4132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_start_timer_.reset(); 4142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) grace_end_timer_.reset(); 4152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DBusThreadManager::Get()->GetPowerManagerClient()->RequestRestart(); 4162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace system 4192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace chromeos 420