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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/upgrade_detector.h" | 5 #include "chrome/browser/upgrade_detector.h" |
6 | 6 |
7 #include <string> | |
8 | |
9 #include "base/command_line.h" | |
10 #include "base/memory/scoped_ptr.h" | |
11 #include "base/memory/singleton.h" | |
12 #include "base/string_number_conversions.h" | |
13 #include "base/string_util.h" | |
14 #include "base/task.h" | |
15 #include "base/time.h" | |
16 #include "base/utf_string_conversions.h" | |
17 #include "chrome/browser/platform_util.h" | |
18 #include "chrome/browser/prefs/pref_service.h" | 7 #include "chrome/browser/prefs/pref_service.h" |
19 #include "chrome/common/chrome_switches.h" | |
20 #include "chrome/common/chrome_version_info.h" | |
21 #include "chrome/common/pref_names.h" | 8 #include "chrome/common/pref_names.h" |
22 #include "chrome/installer/util/browser_distribution.h" | |
23 #include "content/browser/browser_thread.h" | |
24 #include "content/common/notification_service.h" | 9 #include "content/common/notification_service.h" |
25 #include "content/common/notification_type.h" | 10 #include "content/common/notification_type.h" |
26 #include "grit/theme_resources.h" | 11 #include "grit/theme_resources.h" |
27 #include "ui/base/resource/resource_bundle.h" | |
28 | |
29 #if defined(OS_WIN) | |
30 #include "chrome/installer/util/install_util.h" | |
31 #elif defined(OS_MACOSX) | |
32 #include "chrome/browser/cocoa/keystone_glue.h" | |
33 #elif defined(OS_POSIX) | |
34 #include "base/process_util.h" | |
35 #include "base/version.h" | |
36 #endif | |
37 | |
38 #if defined(OS_CHROMEOS) | |
39 #include "chrome/browser/chromeos/cros/cros_library.h" | |
40 #include "chrome/browser/chromeos/cros/update_library.h" | |
41 #endif | |
42 | |
43 namespace { | |
44 | |
45 // How long (in milliseconds) to wait (each cycle) before checking whether | |
46 // Chrome's been upgraded behind our back. | |
47 const int kCheckForUpgradeMs = 2 * 60 * 60 * 1000; // 2 hours. | |
48 | |
49 // How long to wait (each cycle) before checking which severity level we should | |
50 // be at. Once we reach the highest severity, the timer will stop. | |
51 const int kNotifyCycleTimeMs = 20 * 60 * 1000; // 20 minutes. | |
52 | |
53 // Same as kNotifyCycleTimeMs but only used during testing. | |
54 const int kNotifyCycleTimeForTestingMs = 500; // Half a second. | |
55 | |
56 std::string CmdLineInterval() { | |
57 const CommandLine& cmd_line = *CommandLine::ForCurrentProcess(); | |
58 return cmd_line.GetSwitchValueASCII(switches::kCheckForUpdateIntervalSec); | |
59 } | |
60 | |
61 // How often to check for an upgrade. | |
62 int GetCheckForUpgradeEveryMs() { | |
63 // Check for a value passed via the command line. | |
64 int interval_ms; | |
65 std::string interval = CmdLineInterval(); | |
66 if (!interval.empty() && base::StringToInt(interval, &interval_ms)) | |
67 return interval_ms * 1000; // Command line value is in seconds. | |
68 | |
69 return kCheckForUpgradeMs; | |
70 } | |
71 | |
72 // This task checks the currently running version of Chrome against the | |
73 // installed version. If the installed version is newer, it runs the passed | |
74 // callback task. Otherwise it just deletes the task. | |
75 class DetectUpgradeTask : public Task { | |
76 public: | |
77 explicit DetectUpgradeTask(Task* upgrade_detected_task, | |
78 bool* is_unstable_channel) | |
79 : upgrade_detected_task_(upgrade_detected_task), | |
80 is_unstable_channel_(is_unstable_channel) { | |
81 } | |
82 | |
83 virtual ~DetectUpgradeTask() { | |
84 if (upgrade_detected_task_) { | |
85 // This has to get deleted on the same thread it was created. | |
86 BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, | |
87 new DeleteTask<Task>(upgrade_detected_task_)); | |
88 } | |
89 } | |
90 | |
91 virtual void Run() { | |
92 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
93 | |
94 scoped_ptr<Version> installed_version; | |
95 | |
96 #if defined(OS_WIN) | |
97 // Get the version of the currently *installed* instance of Chrome, | |
98 // which might be newer than the *running* instance if we have been | |
99 // upgraded in the background. | |
100 // TODO(tommi): Check if using the default distribution is always the right | |
101 // thing to do. | |
102 BrowserDistribution* dist = BrowserDistribution::GetDistribution(); | |
103 installed_version.reset(InstallUtil::GetChromeVersion(dist, false)); | |
104 if (!installed_version.get()) { | |
105 // User level Chrome is not installed, check system level. | |
106 installed_version.reset(InstallUtil::GetChromeVersion(dist, true)); | |
107 } | |
108 #elif defined(OS_MACOSX) | |
109 installed_version.reset( | |
110 Version::GetVersionFromString(UTF16ToASCII( | |
111 keystone_glue::CurrentlyInstalledVersion()))); | |
112 #elif defined(OS_POSIX) | |
113 // POSIX but not Mac OS X: Linux, etc. | |
114 CommandLine command_line(*CommandLine::ForCurrentProcess()); | |
115 command_line.AppendSwitch(switches::kProductVersion); | |
116 std::string reply; | |
117 if (!base::GetAppOutput(command_line, &reply)) { | |
118 DLOG(ERROR) << "Failed to get current file version"; | |
119 return; | |
120 } | |
121 | |
122 installed_version.reset(Version::GetVersionFromString(reply)); | |
123 #endif | |
124 | |
125 platform_util::Channel channel = platform_util::GetChannel(); | |
126 *is_unstable_channel_ = channel == platform_util::CHANNEL_DEV || | |
127 channel == platform_util::CHANNEL_CANARY; | |
128 | |
129 // Get the version of the currently *running* instance of Chrome. | |
130 chrome::VersionInfo version_info; | |
131 if (!version_info.is_valid()) { | |
132 NOTREACHED() << "Failed to get current file version"; | |
133 return; | |
134 } | |
135 scoped_ptr<Version> running_version( | |
136 Version::GetVersionFromString(version_info.Version())); | |
137 if (running_version.get() == NULL) { | |
138 NOTREACHED() << "Failed to parse version info"; | |
139 return; | |
140 } | |
141 | |
142 // |installed_version| may be NULL when the user downgrades on Linux (by | |
143 // switching from dev to beta channel, for example). The user needs a | |
144 // restart in this case as well. See http://crbug.com/46547 | |
145 if (!installed_version.get() || | |
146 (installed_version->CompareTo(*running_version) > 0)) { | |
147 BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, | |
148 upgrade_detected_task_); | |
149 upgrade_detected_task_ = NULL; | |
150 } | |
151 } | |
152 | |
153 private: | |
154 Task* upgrade_detected_task_; | |
155 bool* is_unstable_channel_; | |
156 }; | |
157 | |
158 } // namespace | |
159 | 12 |
160 // static | 13 // static |
161 void UpgradeDetector::RegisterPrefs(PrefService* prefs) { | 14 void UpgradeDetector::RegisterPrefs(PrefService* prefs) { |
162 prefs->RegisterBooleanPref(prefs::kRestartLastSessionOnShutdown, false); | 15 prefs->RegisterBooleanPref(prefs::kRestartLastSessionOnShutdown, false); |
163 } | 16 } |
164 | 17 |
165 int UpgradeDetector::GetIconResourceID(UpgradeNotificationIconType type) { | 18 int UpgradeDetector::GetIconResourceID(UpgradeNotificationIconType type) { |
166 bool badge = type == UPGRADE_ICON_TYPE_BADGE; | 19 bool badge = type == UPGRADE_ICON_TYPE_BADGE; |
167 switch (upgrade_notification_stage_) { | 20 switch (upgrade_notification_stage_) { |
168 case UPGRADE_ANNOYANCE_SEVERE: | 21 case UPGRADE_ANNOYANCE_SEVERE: |
169 return badge ? IDR_UPDATE_BADGE4 : IDR_UPDATE_MENU4; | 22 return badge ? IDR_UPDATE_BADGE4 : IDR_UPDATE_MENU4; |
170 case UPGRADE_ANNOYANCE_HIGH: | 23 case UPGRADE_ANNOYANCE_HIGH: |
171 return badge ? IDR_UPDATE_BADGE3 : IDR_UPDATE_MENU3; | 24 return badge ? IDR_UPDATE_BADGE3 : IDR_UPDATE_MENU3; |
172 case UPGRADE_ANNOYANCE_ELEVATED: | 25 case UPGRADE_ANNOYANCE_ELEVATED: |
173 return badge ? IDR_UPDATE_BADGE2 : IDR_UPDATE_MENU2; | 26 return badge ? IDR_UPDATE_BADGE2 : IDR_UPDATE_MENU2; |
174 case UPGRADE_ANNOYANCE_LOW: | 27 case UPGRADE_ANNOYANCE_LOW: |
175 return badge ? IDR_UPDATE_BADGE : IDR_UPDATE_MENU; | 28 return badge ? IDR_UPDATE_BADGE : IDR_UPDATE_MENU; |
176 default: | 29 default: |
177 return 0; | 30 return 0; |
178 } | 31 } |
179 } | 32 } |
180 | 33 |
181 UpgradeDetector::UpgradeDetector() | 34 UpgradeDetector::UpgradeDetector() |
182 : ALLOW_THIS_IN_INITIALIZER_LIST(method_factory_(this)), | 35 : upgrade_notification_stage_(UPGRADE_ANNOYANCE_NONE), |
183 is_unstable_channel_(false), | |
184 upgrade_notification_stage_(UPGRADE_ANNOYANCE_NONE), | |
185 notify_upgrade_(false) { | 36 notify_upgrade_(false) { |
186 CommandLine command_line(*CommandLine::ForCurrentProcess()); | |
187 if (command_line.HasSwitch(switches::kDisableBackgroundNetworking)) | |
188 return; | |
189 // Windows: only enable upgrade notifications for official builds. | |
190 // Mac: only enable them if the updater (Keystone) is present. | |
191 // Linux (and other POSIX): always enable regardless of branding. | |
192 #if (defined(OS_WIN) && defined(GOOGLE_CHROME_BUILD)) || defined(OS_POSIX) | |
193 #if defined(OS_MACOSX) | |
194 if (keystone_glue::KeystoneEnabled()) | |
195 #endif | |
196 { | |
197 detect_upgrade_timer_.Start( | |
198 base::TimeDelta::FromMilliseconds(GetCheckForUpgradeEveryMs()), | |
199 this, &UpgradeDetector::CheckForUpgrade); | |
200 } | |
201 #endif | |
202 } | 37 } |
203 | 38 |
204 UpgradeDetector::~UpgradeDetector() { | 39 UpgradeDetector::~UpgradeDetector() { |
205 } | 40 } |
206 | 41 |
207 // static | 42 void UpgradeDetector::NotifyUpgradeDetected() { |
208 UpgradeDetector* UpgradeDetector::GetInstance() { | |
209 return Singleton<UpgradeDetector>::get(); | |
210 } | |
211 | |
212 void UpgradeDetector::CheckForUpgrade() { | |
213 #if defined(OS_CHROMEOS) | |
214 // For ChromeOS, check update library status to detect upgrade. | |
215 if (chromeos::CrosLibrary::Get()->GetUpdateLibrary()->status().status == | |
216 chromeos::UPDATE_STATUS_UPDATED_NEED_REBOOT) { | |
217 UpgradeDetected(); | |
218 } | |
219 #else | |
220 method_factory_.RevokeAll(); | |
221 Task* callback_task = | |
222 method_factory_.NewRunnableMethod(&UpgradeDetector::UpgradeDetected); | |
223 // We use FILE as the thread to run the upgrade detection code on all | |
224 // platforms. For Linux, this is because we don't want to block the UI thread | |
225 // while launching a background process and reading its output; on the Mac and | |
226 // on Windows checking for an upgrade requires reading a file. | |
227 BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE, | |
228 new DetectUpgradeTask(callback_task, | |
229 &is_unstable_channel_)); | |
230 #endif | |
231 } | |
232 | |
233 void UpgradeDetector::UpgradeDetected() { | |
234 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
235 | |
236 // Stop the recurring timer (that is checking for changes). | |
237 detect_upgrade_timer_.Stop(); | |
238 | |
239 upgrade_detected_time_ = base::Time::Now(); | 43 upgrade_detected_time_ = base::Time::Now(); |
240 | 44 |
241 NotificationService::current()->Notify( | 45 NotificationService::current()->Notify( |
242 NotificationType::UPGRADE_DETECTED, | 46 NotificationType::UPGRADE_DETECTED, |
243 Source<UpgradeDetector>(this), | 47 Source<UpgradeDetector>(this), |
244 NotificationService::NoDetails()); | 48 NotificationService::NoDetails()); |
245 | |
246 // Start the repeating timer for notifying the user after a certain period. | |
247 // The called function will eventually figure out that enough time has passed | |
248 // and stop the timer. | |
249 int cycle_time = CmdLineInterval().empty() ? kNotifyCycleTimeMs : | |
250 kNotifyCycleTimeForTestingMs; | |
251 upgrade_notification_timer_.Start( | |
252 base::TimeDelta::FromMilliseconds(cycle_time), | |
253 this, &UpgradeDetector::NotifyOnUpgrade); | |
254 } | 49 } |
255 | 50 |
256 void UpgradeDetector::NotifyOnUpgrade() { | 51 void UpgradeDetector::NotifyUpgradeRecommended() { |
257 base::TimeDelta delta = base::Time::Now() - upgrade_detected_time_; | |
258 std::string interval = CmdLineInterval(); | |
259 | |
260 // A command line interval implies testing, which we'll make more convenient | |
261 // by switching to seconds of waiting instead of days between flipping | |
262 // severity. This works in conjunction with the similar interval.empty() | |
263 // check below. | |
264 int64 time_passed = interval.empty() ? delta.InHours() : delta.InSeconds(); | |
265 | |
266 if (is_unstable_channel_) { | |
267 // There's only one threat level for unstable channels like dev and | |
268 // canary, and it hits after one hour. During testing, it hits after one | |
269 // minute. | |
270 const int kUnstableThreshold = 1; | |
271 | |
272 if (time_passed >= kUnstableThreshold) { | |
273 upgrade_notification_stage_ = UPGRADE_ANNOYANCE_LOW; | |
274 | |
275 // That's as high as it goes. | |
276 upgrade_notification_timer_.Stop(); | |
277 } else { | |
278 return; // Not ready to recommend upgrade. | |
279 } | |
280 } else { | |
281 const int kMultiplier = interval.empty() ? 24 : 1; | |
282 // 14 days when not testing, otherwise 14 seconds. | |
283 const int kSevereThreshold = 14 * kMultiplier; | |
284 const int kHighThreshold = 7 * kMultiplier; | |
285 const int kElevatedThreshold = 4 * kMultiplier; | |
286 const int kLowThreshold = 2 * kMultiplier; | |
287 | |
288 // These if statements must be sorted (highest interval first). | |
289 if (time_passed >= kSevereThreshold) { | |
290 upgrade_notification_stage_ = UPGRADE_ANNOYANCE_SEVERE; | |
291 | |
292 // We can't get any higher, baby. | |
293 upgrade_notification_timer_.Stop(); | |
294 } else if (time_passed >= kHighThreshold) { | |
295 upgrade_notification_stage_ = UPGRADE_ANNOYANCE_HIGH; | |
296 } else if (time_passed >= kElevatedThreshold) { | |
297 upgrade_notification_stage_ = UPGRADE_ANNOYANCE_ELEVATED; | |
298 } else if (time_passed >= kLowThreshold) { | |
299 upgrade_notification_stage_ = UPGRADE_ANNOYANCE_LOW; | |
300 } else { | |
301 return; // Not ready to recommend upgrade. | |
302 } | |
303 } | |
304 | |
305 notify_upgrade_ = true; | 52 notify_upgrade_ = true; |
306 | 53 |
307 NotificationService::current()->Notify( | 54 NotificationService::current()->Notify( |
308 NotificationType::UPGRADE_RECOMMENDED, | 55 NotificationType::UPGRADE_RECOMMENDED, |
309 Source<UpgradeDetector>(this), | 56 Source<UpgradeDetector>(this), |
310 NotificationService::NoDetails()); | 57 NotificationService::NoDetails()); |
311 } | 58 } |
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