content/shell/app/shell_main_delegate.cc

   1 // Copyright (c) 2012 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 "content/shell/app/shell_main_delegate.h"
   6
   7 #include "base/base_switches.h"
   8 #include "base/command_line.h"
   9 #include "base/cpu.h"
  10 #include "base/files/file.h"
  11 #include "base/files/file_path.h"
  12 #include "base/lazy_instance.h"
  13 #include "base/logging.h"
  14 #include "base/path_service.h"
  15 #include "build/build_config.h"
  16 #include "cc/base/switches.h"
  17 #include "content/public/browser/browser_main_runner.h"
  18 #include "content/public/common/content_switches.h"
  19 #include "content/public/common/url_constants.h"
  20 #include "content/public/test/layouttest_support.h"
  21 #include "content/shell/app/blink_test_platform_support.h"
  22 #include "content/shell/app/shell_crash_reporter_client.h"
  23 #include "content/shell/browser/layout_test/layout_test_browser_main.h"
  24 #include "content/shell/browser/layout_test/layout_test_content_browser_client.h"
  25 #include "content/shell/browser/shell_browser_main.h"
  26 #include "content/shell/browser/shell_content_browser_client.h"
  27 #include "content/shell/common/shell_switches.h"
  28 #include "content/shell/renderer/layout_test/layout_test_content_renderer_client.h"
  29 #include "content/shell/renderer/shell_content_renderer_client.h"
  30 #include "content/shell/utility/shell_content_utility_client.h"
  31 #include "media/base/media_switches.h"
  32 #include "media/base/mime_util.h"
  33 #include "net/cookies/cookie_monster.h"
  34 #include "ui/base/resource/resource_bundle.h"
  35 #include "ui/base/ui_base_paths.h"
  36 #include "ui/base/ui_base_switches.h"
  37 #include "ui/events/event_switches.h"
  38 #include "ui/gfx/switches.h"
  39 #include "ui/gl/gl_switches.h"
  40
  41 #include "ipc/ipc_message.h"  // For IPC_MESSAGE_LOG_ENABLED.
  42
  43 #if defined(IPC_MESSAGE_LOG_ENABLED)
  44 #define IPC_MESSAGE_MACROS_LOG_ENABLED
  45 #include "content/public/common/content_ipc_logging.h"
  46 #define IPC_LOG_TABLE_ADD_ENTRY(msg_id, logger) \
  47     content::RegisterIPCLogger(msg_id, logger)
  48 #include "content/shell/common/shell_messages.h"
  49 #endif
  50
  51 #if defined(OS_ANDROID)
  52 #include "base/android/apk_assets.h"
  53 #include "base/posix/global_descriptors.h"
  54 #include "content/shell/android/shell_descriptors.h"
  55 #endif
  56
  57 #if defined(OS_MACOSX)
  58 #include "base/mac/os_crash_dumps.h"
  59 #include "components/crash/app/breakpad_mac.h"
  60 #include "content/shell/app/paths_mac.h"
  61 #include "content/shell/app/shell_main_delegate_mac.h"
  62 #endif  // OS_MACOSX
  63
  64 #if defined(OS_WIN)
  65 #include <initguid.h>
  66 #include <windows.h>
  67 #include "base/logging_win.h"
  68 #include "components/crash/app/breakpad_win.h"
  69 #include "content/shell/common/v8_breakpad_support_win.h"
  70 #endif
  71
  72 #if defined(OS_POSIX) && !defined(OS_MACOSX)
  73 #include "components/crash/app/breakpad_linux.h"
  74 #endif
  75
  76 namespace {
  77
  78 base::LazyInstance<content::ShellCrashReporterClient>::Leaky
  79     g_shell_crash_client = LAZY_INSTANCE_INITIALIZER;
  80
  81 #if defined(OS_WIN)
  82 // If "Content Shell" doesn't show up in your list of trace providers in
  83 // Sawbuck, add these registry entries to your machine (NOTE the optional
  84 // Wow6432Node key for x64 machines):
  85 // 1. Find:  HKLM\SOFTWARE\[Wow6432Node\]Google\Sawbuck\Providers
  86 // 2. Add a subkey with the name "{6A3E50A4-7E15-4099-8413-EC94D8C2A4B6}"
  87 // 3. Add these values:
  88 //    "default_flags"=dword:00000001
  89 //    "default_level"=dword:00000004
  90 //    @="Content Shell"
  91
  92 // {6A3E50A4-7E15-4099-8413-EC94D8C2A4B6}
  93 const GUID kContentShellProviderName = {
  94     0x6a3e50a4, 0x7e15, 0x4099,
  95         { 0x84, 0x13, 0xec, 0x94, 0xd8, 0xc2, 0xa4, 0xb6 } };
  96 #endif
  97
  98 void InitLogging() {
  99   base::FilePath log_filename;
 100   PathService::Get(base::DIR_EXE, &log_filename);
 101   log_filename = log_filename.AppendASCII("content_shell.log");
 102   logging::LoggingSettings settings;
 103   settings.logging_dest = logging::LOG_TO_ALL;
 104   settings.log_file = log_filename.value().c_str();
 105   settings.delete_old = logging::DELETE_OLD_LOG_FILE;
 106   logging::InitLogging(settings);
 107   logging::SetLogItems(true, true, true, true);
 108 }
 109
 110 }  // namespace
 111
 112 namespace content {
 113
 114 ShellMainDelegate::ShellMainDelegate() {
 115 }
 116
 117 ShellMainDelegate::~ShellMainDelegate() {
 118 }
 119
 120 bool ShellMainDelegate::BasicStartupComplete(int* exit_code) {
 121   base::CommandLine& command_line = *base::CommandLine::ForCurrentProcess();
 122
 123   // "dump-render-tree" has been renamed to "run-layout-test", but the old
 124   // flag name is still used in some places, so this check will remain until
 125   // it is phased out entirely.
 126   if (command_line.HasSwitch(switches::kDumpRenderTree))
 127     command_line.AppendSwitch(switches::kRunLayoutTest);
 128
 129 #if defined(OS_WIN)
 130   // Enable trace control and transport through event tracing for Windows.
 131   logging::LogEventProvider::Initialize(kContentShellProviderName);
 132
 133   v8_breakpad_support::SetUp();
 134 #endif
 135 #if defined(OS_MACOSX)
 136   // Needs to happen before InitializeResourceBundle() and before
 137   // BlinkTestPlatformInitialize() are called.
 138   OverrideFrameworkBundlePath();
 139   OverrideChildProcessPath();
 140   EnsureCorrectResolutionSettings();
 141 #endif  // OS_MACOSX
 142
 143   InitLogging();
 144   if (command_line.HasSwitch(switches::kCheckLayoutTestSysDeps)) {
 145     // If CheckLayoutSystemDeps succeeds, we don't exit early. Instead we
 146     // continue and try to load the fonts in BlinkTestPlatformInitialize
 147     // below, and then try to bring up the rest of the content module.
 148     if (!CheckLayoutSystemDeps()) {
 149       if (exit_code)
 150         *exit_code = 1;
 151       return true;
 152     }
 153   }
 154
 155   if (command_line.HasSwitch(switches::kRunLayoutTest)) {
 156     EnableBrowserLayoutTestMode();
 157
 158     command_line.AppendSwitch(switches::kProcessPerTab);
 159     command_line.AppendSwitch(switches::kEnableLogging);
 160     command_line.AppendSwitch(switches::kAllowFileAccessFromFiles);
 161     // only default to osmesa if the flag isn't already specified.
 162     if (!command_line.HasSwitch(switches::kUseGL)) {
 163       command_line.AppendSwitchASCII(switches::kUseGL,
 164                                      gfx::kGLImplementationOSMesaName);
 165     }
 166     command_line.AppendSwitch(switches::kSkipGpuDataLoading);
 167     command_line.AppendSwitchASCII(switches::kTouchEvents,
 168                                    switches::kTouchEventsEnabled);
 169     command_line.AppendSwitchASCII(switches::kForceDeviceScaleFactor, "1.0");
 170 #if defined(OS_ANDROID)
 171     command_line.AppendSwitch(
 172         switches::kDisableGestureRequirementForMediaPlayback);
 173 #endif
 174
 175     if (!command_line.HasSwitch(switches::kStableReleaseMode)) {
 176       command_line.AppendSwitch(
 177         switches::kEnableExperimentalWebPlatformFeatures);
 178       // Only enable WebBluetooth during Layout Tests in non release mode.
 179       command_line.AppendSwitch(switches::kEnableWebBluetooth);
 180     }
 181
 182     if (!command_line.HasSwitch(switches::kEnableThreadedCompositing)) {
 183       command_line.AppendSwitch(switches::kDisableThreadedCompositing);
 184       command_line.AppendSwitch(cc::switches::kDisableThreadedAnimation);
 185     }
 186
 187     if (!command_line.HasSwitch(switches::kEnableDisplayList2dCanvas)) {
 188       command_line.AppendSwitch(switches::kDisableDisplayList2dCanvas);
 189     }
 190
 191     command_line.AppendSwitch(switches::kEnableInbandTextTracks);
 192     command_line.AppendSwitch(switches::kMuteAudio);
 193
 194     // TODO: crbug.com/311404 Make layout tests work w/ delegated renderer.
 195     command_line.AppendSwitch(switches::kDisableDelegatedRenderer);
 196     command_line.AppendSwitch(cc::switches::kCompositeToMailbox);
 197
 198     command_line.AppendSwitch(cc::switches::kEnablePropertyTreeVerification);
 199
 200     command_line.AppendSwitch(switches::kEnablePreciseMemoryInfo);
 201
 202     command_line.AppendSwitchASCII(switches::kHostResolverRules,
 203                                    "MAP *.test 127.0.0.1");
 204
 205     // Unless/until WebM files are added to the media layout tests, we need to
 206     // avoid removing MP4/H264/AAC so that layout tests can run on Android.
 207 #if !defined(OS_ANDROID)
 208     media::RemoveProprietaryMediaTypesAndCodecsForTests();
 209 #endif
 210
 211     if (!BlinkTestPlatformInitialize()) {
 212       if (exit_code)
 213         *exit_code = 1;
 214       return true;
 215     }
 216   }
 217   SetContentClient(&content_client_);
 218   return false;
 219 }
 220
 221 void ShellMainDelegate::PreSandboxStartup() {
 222 #if defined(ARCH_CPU_ARM_FAMILY) && (defined(OS_ANDROID) || defined(OS_LINUX))
 223   // Create an instance of the CPU class to parse /proc/cpuinfo and cache
 224   // cpu_brand info.
 225   base::CPU cpu_info;
 226 #endif
 227   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
 228           switches::kEnableCrashReporter)) {
 229     std::string process_type =
 230         base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
 231             switches::kProcessType);
 232     crash_reporter::SetCrashReporterClient(g_shell_crash_client.Pointer());
 233 #if defined(OS_MACOSX)
 234     base::mac::DisableOSCrashDumps();
 235     breakpad::InitCrashReporter(process_type);
 236     breakpad::InitCrashProcessInfo(process_type);
 237 #elif defined(OS_POSIX) && !defined(OS_MACOSX)
 238     if (process_type != switches::kZygoteProcess) {
 239 #if defined(OS_ANDROID)
 240       if (process_type.empty())
 241         breakpad::InitCrashReporter(process_type);
 242       else
 243         breakpad::InitNonBrowserCrashReporterForAndroid(process_type);
 244 #else
 245       breakpad::InitCrashReporter(process_type);
 246 #endif
 247     }
 248 #elif defined(OS_WIN)
 249     UINT new_flags =
 250         SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX;
 251     UINT existing_flags = SetErrorMode(new_flags);
 252     SetErrorMode(existing_flags | new_flags);
 253     breakpad::InitCrashReporter(process_type);
 254 #endif
 255   }
 256
 257   InitializeResourceBundle();
 258 }
 259
 260 int ShellMainDelegate::RunProcess(
 261     const std::string& process_type,
 262     const MainFunctionParams& main_function_params) {
 263   if (!process_type.empty())
 264     return -1;
 265
 266 #if !defined(OS_ANDROID)
 267   // Android stores the BrowserMainRunner instance as a scoped member pointer
 268   // on the ShellMainDelegate class because of different object lifetime.
 269   scoped_ptr<BrowserMainRunner> browser_runner_;
 270 #endif
 271
 272   browser_runner_.reset(BrowserMainRunner::Create());
 273   base::CommandLine& command_line = *base::CommandLine::ForCurrentProcess();
 274   return command_line.HasSwitch(switches::kRunLayoutTest) ||
 275                  command_line.HasSwitch(switches::kCheckLayoutTestSysDeps)
 276              ? LayoutTestBrowserMain(main_function_params, browser_runner_)
 277              : ShellBrowserMain(main_function_params, browser_runner_);
 278 }
 279
 280 #if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
 281 void ShellMainDelegate::ZygoteForked() {
 282   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
 283           switches::kEnableCrashReporter)) {
 284     std::string process_type =
 285         base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
 286             switches::kProcessType);
 287     breakpad::InitCrashReporter(process_type);
 288   }
 289 }
 290 #endif
 291
 292 void ShellMainDelegate::InitializeResourceBundle() {
 293 #if defined(OS_ANDROID)
 294   // On Android, the renderer runs with a different UID and can never access
 295   // the file system. Use the file descriptor passed in at launch time.
 296   auto* global_descriptors = base::GlobalDescriptors::GetInstance();
 297   int pak_fd = global_descriptors->MaybeGet(kShellPakDescriptor);
 298   base::MemoryMappedFile::Region pak_region;
 299   if (pak_fd >= 0) {
 300     pak_region = global_descriptors->GetRegion(kShellPakDescriptor);
 301   } else {
 302     pak_fd =
 303         base::android::OpenApkAsset("assets/content_shell.pak", &pak_region);
 304     // Loaded from disk for browsertests.
 305     if (pak_fd < 0) {
 306       base::FilePath pak_file;
 307       bool r = PathService::Get(base::DIR_ANDROID_APP_DATA, &pak_file);
 308       DCHECK(r);
 309       pak_file = pak_file.Append(FILE_PATH_LITERAL("paks"));
 310       pak_file = pak_file.Append(FILE_PATH_LITERAL("content_shell.pak"));
 311       int flags = base::File::FLAG_OPEN | base::File::FLAG_READ;
 312       pak_fd = base::File(pak_file, flags).TakePlatformFile();
 313       pak_region = base::MemoryMappedFile::Region::kWholeFile;
 314     }
 315     global_descriptors->Set(kShellPakDescriptor, pak_fd, pak_region);
 316   }
 317   DCHECK_GE(pak_fd, 0);
 318   // This is clearly wrong. See crbug.com/330930
 319   ui::ResourceBundle::InitSharedInstanceWithPakFileRegion(base::File(pak_fd),
 320                                                           pak_region);
 321   ui::ResourceBundle::GetSharedInstance().AddDataPackFromFileRegion(
 322       base::File(pak_fd), pak_region, ui::SCALE_FACTOR_100P);
 323 #else  // defined(OS_ANDROID)
 324 #if defined(OS_MACOSX)
 325   base::FilePath pak_file = GetResourcesPakFilePath();
 326 #else
 327   base::FilePath pak_file;
 328   bool r = PathService::Get(base::DIR_MODULE, &pak_file);
 329   DCHECK(r);
 330   pak_file = pak_file.Append(FILE_PATH_LITERAL("content_shell.pak"));
 331 #endif  // defined(OS_MACOSX)
 332   ui::ResourceBundle::InitSharedInstanceWithPakPath(pak_file);
 333 #endif  // defined(OS_ANDROID)
 334 }
 335
 336 ContentBrowserClient* ShellMainDelegate::CreateContentBrowserClient() {
 337   browser_client_.reset(base::CommandLine::ForCurrentProcess()->HasSwitch(
 338                             switches::kRunLayoutTest)
 339                             ? new LayoutTestContentBrowserClient
 340                             : new ShellContentBrowserClient);
 341
 342   return browser_client_.get();
 343 }
 344
 345 ContentRendererClient* ShellMainDelegate::CreateContentRendererClient() {
 346   renderer_client_.reset(base::CommandLine::ForCurrentProcess()->HasSwitch(
 347                              switches::kRunLayoutTest)
 348                              ? new LayoutTestContentRendererClient
 349                              : new ShellContentRendererClient);
 350
 351   return renderer_client_.get();
 352 }
 353
 354 ContentUtilityClient* ShellMainDelegate::CreateContentUtilityClient() {
 355   utility_client_.reset(new ShellContentUtilityClient);
 356   return utility_client_.get();
 357 }
 358
 359 }  // namespace content