[email protected] | a5a00b1d | 2010-04-08 15:52:45 | [diff] [blame] | 1 | // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 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/memory_details.h" |
| 6 | |
| 7 | #include <set> |
| 8 | #include <string> |
| 9 | |
| 10 | #include "app/l10n_util.h" |
| 11 | #include "base/basictypes.h" |
| 12 | #include "base/file_path.h" |
| 13 | #include "base/file_version_info.h" |
| 14 | #include "base/mac_util.h" |
| 15 | #include "base/string_util.h" |
| 16 | #include "base/process_util.h" |
| 17 | #include "base/thread.h" |
[email protected] | d27893f6 | 2010-07-03 05:47:42 | [diff] [blame] | 18 | #include "chrome/browser/browser_child_process_host.h" |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 19 | #include "chrome/browser/browser_process.h" |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 20 | #include "chrome/browser/chrome_thread.h" |
| 21 | #include "chrome/browser/process_info_snapshot.h" |
| 22 | #include "chrome/browser/renderer_host/backing_store_manager.h" |
| 23 | #include "chrome/browser/renderer_host/render_process_host.h" |
| 24 | #include "chrome/browser/tab_contents/navigation_entry.h" |
| 25 | #include "chrome/browser/tab_contents/tab_contents.h" |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 26 | #include "chrome/common/chrome_constants.h" |
[email protected] | 1eeb5e0 | 2010-07-20 23:02:11 | [diff] [blame^] | 27 | #include "chrome/common/chrome_version_info.h" |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 28 | #include "chrome/common/url_constants.h" |
| 29 | #include "grit/chromium_strings.h" |
| 30 | |
| 31 | // TODO(viettrungluu): Many of the TODOs below are subsumed by a general need to |
| 32 | // refactor the about:memory code (not just on Mac, but probably on other |
| 33 | // platforms as well). I've filed crbug.com/25456. |
| 34 | |
| 35 | class RenderViewHostDelegate; |
| 36 | |
| 37 | // Known browsers which we collect details for. |CHROME_BROWSER| *must* be the |
| 38 | // first browser listed. The order here must match those in |process_template| |
| 39 | // (in |MemoryDetails::MemoryDetails()| below). |
| 40 | // TODO(viettrungluu): In the big refactoring (see above), get rid of this order |
| 41 | // dependence. |
| 42 | enum BrowserType { |
| 43 | // TODO(viettrungluu): possibly add more? |
| 44 | CHROME_BROWSER = 0, |
| 45 | SAFARI_BROWSER, |
| 46 | FIREFOX_BROWSER, |
| 47 | CAMINO_BROWSER, |
| 48 | OPERA_BROWSER, |
| 49 | OMNIWEB_BROWSER, |
| 50 | MAX_BROWSERS |
| 51 | } BrowserProcess; |
| 52 | |
| 53 | |
| 54 | MemoryDetails::MemoryDetails() { |
| 55 | static const std::wstring google_browser_name = |
| 56 | l10n_util::GetString(IDS_PRODUCT_NAME); |
| 57 | // (Human and process) names of browsers; should match the ordering for |
| 58 | // |BrowserProcess| (i.e., |BrowserType|). |
| 59 | // TODO(viettrungluu): The current setup means that we can't detect both |
| 60 | // Chrome and Chromium at the same time! |
| 61 | // TODO(viettrungluu): Get localized browser names for other browsers |
| 62 | // (crbug.com/25779). |
| 63 | ProcessData process_template[MAX_BROWSERS] = { |
| 64 | { google_browser_name.c_str(), chrome::kBrowserProcessExecutableName, }, |
| 65 | { L"Safari", L"Safari", }, |
| 66 | { L"Firefox", L"firefox-bin", }, |
| 67 | { L"Camino", L"Camino", }, |
| 68 | { L"Opera", L"Opera", }, |
| 69 | { L"OmniWeb", L"OmniWeb", }, |
| 70 | }; |
| 71 | |
| 72 | for (size_t index = 0; index < arraysize(process_template); ++index) { |
| 73 | ProcessData process; |
| 74 | process.name = process_template[index].name; |
| 75 | process.process_name = process_template[index].process_name; |
| 76 | process_data_.push_back(process); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | ProcessData* MemoryDetails::ChromeBrowser() { |
| 81 | return &process_data_[CHROME_BROWSER]; |
| 82 | } |
| 83 | |
| 84 | void MemoryDetails::CollectProcessData( |
| 85 | std::vector<ProcessMemoryInformation> child_info) { |
| 86 | // This must be run on the file thread to avoid jank (|ProcessInfoSnapshot| |
| 87 | // runs /bin/ps, which isn't instantaneous). |
| 88 | DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE)); |
| 89 | |
| 90 | // Clear old data. |
| 91 | for (size_t index = 0; index < MAX_BROWSERS; index++) |
| 92 | process_data_[index].processes.clear(); |
| 93 | |
| 94 | // First, we use |NamedProcessIterator| to get the PIDs of the processes we're |
| 95 | // interested in; we save our results to avoid extra calls to |
| 96 | // |NamedProcessIterator| (for performance reasons) and to avoid additional |
| 97 | // inconsistencies caused by racing. Then we run |/bin/ps| *once* to get |
| 98 | // information on those PIDs. Then we used our saved information to iterate |
| 99 | // over browsers, then over PIDs. |
| 100 | |
| 101 | // Get PIDs of main browser processes. |
| 102 | std::vector<base::ProcessId> pids_by_browser[MAX_BROWSERS]; |
| 103 | std::vector<base::ProcessId> all_pids; |
| 104 | for (size_t index = CHROME_BROWSER; index < MAX_BROWSERS; index++) { |
| 105 | base::NamedProcessIterator process_it(process_data_[index].process_name, |
| 106 | NULL); |
| 107 | |
[email protected] | a5a00b1d | 2010-04-08 15:52:45 | [diff] [blame] | 108 | while (const base::ProcessEntry* entry = process_it.NextProcessEntry()) { |
[email protected] | b6128aa | 2010-04-29 17:44:42 | [diff] [blame] | 109 | pids_by_browser[index].push_back(entry->pid()); |
| 110 | all_pids.push_back(entry->pid()); |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 111 | } |
| 112 | } |
| 113 | |
| 114 | // Get PIDs of helpers. |
| 115 | std::vector<base::ProcessId> helper_pids; |
| 116 | { |
| 117 | base::NamedProcessIterator helper_it(chrome::kHelperProcessExecutableName, |
| 118 | NULL); |
[email protected] | a5a00b1d | 2010-04-08 15:52:45 | [diff] [blame] | 119 | while (const base::ProcessEntry* entry = helper_it.NextProcessEntry()) { |
[email protected] | b6128aa | 2010-04-29 17:44:42 | [diff] [blame] | 120 | helper_pids.push_back(entry->pid()); |
| 121 | all_pids.push_back(entry->pid()); |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 122 | } |
| 123 | } |
| 124 | |
| 125 | // Capture information about the processes we're interested in. |
| 126 | ProcessInfoSnapshot process_info; |
| 127 | process_info.Sample(all_pids); |
| 128 | |
| 129 | // Handle the other processes first. |
| 130 | for (size_t index = CHROME_BROWSER + 1; index < MAX_BROWSERS; index++) { |
| 131 | for (std::vector<base::ProcessId>::const_iterator it = |
| 132 | pids_by_browser[index].begin(); |
| 133 | it != pids_by_browser[index].end(); ++it) { |
| 134 | ProcessMemoryInformation info; |
| 135 | info.pid = *it; |
| 136 | info.type = ChildProcessInfo::UNKNOWN_PROCESS; |
| 137 | |
| 138 | // Try to get version information. To do this, we need first to get the |
| 139 | // executable's name (we can only believe |proc_info.command| if it looks |
| 140 | // like an absolute path). Then we need strip the executable's name back |
| 141 | // to the bundle's name. And only then can we try to get the version. |
| 142 | scoped_ptr<FileVersionInfo> version_info; |
| 143 | ProcessInfoSnapshot::ProcInfoEntry proc_info; |
| 144 | if (process_info.GetProcInfo(info.pid, &proc_info)) { |
| 145 | if (proc_info.command.length() > 1 && proc_info.command[0] == '/') { |
| 146 | FilePath bundle_name = |
| 147 | mac_util::GetAppBundlePath(FilePath(proc_info.command)); |
| 148 | if (!bundle_name.empty()) { |
| 149 | version_info.reset(FileVersionInfo::CreateFileVersionInfo( |
| 150 | bundle_name)); |
| 151 | } |
| 152 | } |
| 153 | } |
| 154 | if (version_info.get()) { |
| 155 | info.product_name = version_info->product_name(); |
| 156 | info.version = version_info->product_version(); |
| 157 | } else { |
| 158 | info.product_name = process_data_[index].name; |
| 159 | info.version = L""; |
| 160 | } |
| 161 | |
| 162 | // Memory info. |
| 163 | process_info.GetCommittedKBytesOfPID(info.pid, &info.committed); |
| 164 | process_info.GetWorkingSetKBytesOfPID(info.pid, &info.working_set); |
| 165 | |
| 166 | // Add the process info to our list. |
| 167 | process_data_[index].processes.push_back(info); |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | // Collect data about Chrome/Chromium. |
| 172 | for (std::vector<base::ProcessId>::const_iterator it = |
| 173 | pids_by_browser[CHROME_BROWSER].begin(); |
| 174 | it != pids_by_browser[CHROME_BROWSER].end(); ++it) { |
| 175 | CollectProcessDataChrome(child_info, *it, process_info); |
| 176 | } |
| 177 | |
| 178 | // And collect data about the helpers. |
| 179 | for (std::vector<base::ProcessId>::const_iterator it = helper_pids.begin(); |
| 180 | it != helper_pids.end(); ++it) { |
| 181 | CollectProcessDataChrome(child_info, *it, process_info); |
| 182 | } |
| 183 | |
| 184 | // Finally return to the browser thread. |
| 185 | ChromeThread::PostTask( |
| 186 | ChromeThread::UI, FROM_HERE, |
| 187 | NewRunnableMethod(this, &MemoryDetails::CollectChildInfoOnUIThread)); |
| 188 | } |
| 189 | |
| 190 | void MemoryDetails::CollectProcessDataChrome( |
| 191 | const std::vector<ProcessMemoryInformation>& child_info, |
| 192 | base::ProcessId pid, |
| 193 | const ProcessInfoSnapshot& process_info) { |
| 194 | ProcessMemoryInformation info; |
| 195 | info.pid = pid; |
| 196 | if (info.pid == base::GetCurrentProcId()) |
| 197 | info.type = ChildProcessInfo::BROWSER_PROCESS; |
| 198 | else |
| 199 | info.type = ChildProcessInfo::UNKNOWN_PROCESS; |
| 200 | |
[email protected] | 1eeb5e0 | 2010-07-20 23:02:11 | [diff] [blame^] | 201 | scoped_ptr<FileVersionInfo> version_info(chrome::GetChromeVersionInfo()); |
[email protected] | f164cea | 2009-11-05 23:37:40 | [diff] [blame] | 202 | if (version_info.get()) { |
| 203 | info.product_name = version_info->product_name(); |
| 204 | info.version = version_info->product_version(); |
| 205 | } else { |
| 206 | info.product_name = process_data_[CHROME_BROWSER].name; |
| 207 | info.version = L""; |
| 208 | } |
| 209 | |
| 210 | // Check if this is one of the child processes whose data we collected |
| 211 | // on the IO thread, and if so copy over that data. |
| 212 | for (size_t child = 0; child < child_info.size(); child++) { |
| 213 | if (child_info[child].pid == info.pid) { |
| 214 | info.titles = child_info[child].titles; |
| 215 | info.type = child_info[child].type; |
| 216 | break; |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | // Memory info. |
| 221 | process_info.GetCommittedKBytesOfPID(info.pid, &info.committed); |
| 222 | process_info.GetWorkingSetKBytesOfPID(info.pid, &info.working_set); |
| 223 | |
| 224 | // Add the process info to our list. |
| 225 | process_data_[CHROME_BROWSER].processes.push_back(info); |
| 226 | } |