Move sandbox_policy to content.

chrome/browser/chrome_content_browser_client.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include "base/command_line.h"
-#include "base/path_service.h"
-#include "base/string_number_conversions.h"
-#include "base/win/windows_version.h"
 #include "chrome/app/breakpad_mac.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/character_encoding.h"
 #include "chrome/browser/chrome_plugin_message_filter.h"
 #include "chrome/browser/chrome_worker_message_filter.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/debugger/devtools_handler.h"
 #include "chrome/browser/desktop_notification_handler.h"
 #include "chrome/browser/extensions/extension_message_handler.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/printing/printing_message_filter.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_io_data.h"
 #include "chrome/browser/renderer_host/chrome_render_message_filter.h"
 #include "chrome/browser/renderer_host/chrome_render_view_host_observer.h"
 #include "chrome/browser/renderer_host/text_input_client_message_filter.h"
 #include "chrome/browser/search_engines/search_provider_install_state_message_filter.h"
 #include "chrome/browser/spellcheck_message_filter.h"
 #include "chrome/browser/ui/webui/chrome_web_ui_factory.h"
 #include "chrome/common/child_process_logging.h"
-#include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_messages.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/browsing_instance.h"
 #include "content/browser/child_process_security_policy.h"
 #include "content/browser/plugin_process_host.h"
 #include "content/browser/renderer_host/browser_render_process_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/resource_context.h"
 #include "content/browser/site_instance.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/worker_host/worker_process_host.h"
 #include "content/common/bindings_policy.h"
 #include "net/base/cookie_monster.h"
 #include "net/base/cookie_options.h"
 
 #if defined(OS_LINUX)
 #include "base/linux_util.h"
 #include "chrome/browser/crash_handler_host_linux.h"
 #endif  // OS_LINUX
 
-#if defined(OS_WIN)
-#include "chrome/common/sandbox_policy.h"
-#include "sandbox/src/sandbox.h"
-#endif
-
 namespace {
 
 void InitRenderViewHostForExtensions(RenderViewHost* render_view_host) {
   // Note that due to GetEffectiveURL(), even hosted apps will have a
   // chrome-extension:// URL for their site, so we can ignore that wrinkle here.
   SiteInstance* site_instance = render_view_host->site_instance();
   const GURL& site = site_instance->site();
   RenderProcessHost* process = render_view_host->process();
 
   if (!site.SchemeIs(chrome::kExtensionScheme))
@@ skipping 38 matching lines @@
   if (type == Extension::TYPE_EXTENSION ||
       type == Extension::TYPE_USER_SCRIPT ||
       type == Extension::TYPE_PACKAGED_APP ||
       (type == Extension::TYPE_HOSTED_APP &&
        extension->location() == Extension::COMPONENT)) {
     render_view_host->Send(new ExtensionMsg_ActivateExtension(extension->id()));
     render_view_host->AllowBindings(BindingsPolicy::EXTENSION);
   }
 }
 
-#if defined(OS_WIN)
-// Launches the privileged flash broker, used when flash is sandboxed.
-// The broker is the same flash dll, except that it uses a different
-// entrypoint (BrokerMain) and it is hosted in windows' generic surrogate
-// process rundll32. After launching the broker we need to pass to
-// the flash plugin the process id of the broker via the command line
-// using --flash-broker=pid.
-// More info about rundll32 at http://support.microsoft.com/kb/164787.
-bool LoadFlashBroker(const FilePath& plugin_path, CommandLine* cmd_line) {
-  FilePath rundll;
-  if (!PathService::Get(base::DIR_SYSTEM, &rundll))
-    return false;
-  rundll = rundll.AppendASCII("rundll32.exe");
-  // Rundll32 cannot handle paths with spaces, so we use the short path.
-  wchar_t short_path[MAX_PATH];
-  if (0 == ::GetShortPathNameW(plugin_path.value().c_str(),
-                               short_path, arraysize(short_path)))
-    return false;
-  // Here is the kicker, if the user has disabled 8.3 (short path) support
-  // on the volume GetShortPathNameW does not fail but simply returns the
-  // input path. In this case if the path had any spaces then rundll32 will
-  // incorrectly interpret its parameters. So we quote the path, even though
-  // the kb/164787 says you should not.
-  std::wstring cmd_final =
-      base::StringPrintf(L"%ls \"%ls\",BrokerMain browser=chrome",
-                         rundll.value().c_str(),
-                         short_path);
-  base::ProcessHandle process;
-  if (!base::LaunchApp(cmd_final, false, true, &process))
-    return false;
-
-  cmd_line->AppendSwitchASCII("flash-broker",
-                              base::Int64ToString(::GetProcessId(process)));
-
-  // The flash broker, unders some circumstances can linger beyond the lifetime
-  // of the flash player, so we put it in a job object, when the browser
-  // terminates the job object is destroyed (by the OS) and the flash broker
-  // is terminated.
-  HANDLE job = ::CreateJobObjectW(NULL, NULL);
-  JOBOBJECT_EXTENDED_LIMIT_INFORMATION job_limits = {0};
-  job_limits.BasicLimitInformation.LimitFlags =
-      JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE;
-  if (::SetInformationJobObject(job, JobObjectExtendedLimitInformation,
-                                &job_limits, sizeof(job_limits))) {
-    ::AssignProcessToJobObject(job, process);
-    // Yes, we are leaking the object here. Read comment above.
-  } else {
-    ::CloseHandle(job);
-    return false;
-  }
-
-  ::CloseHandle(process);
-  return true;
-}
-#endif  // OS_WIN
-
 }
 
 namespace chrome {
 
 void ChromeContentBrowserClient::RenderViewHostCreated(
     RenderViewHost* render_view_host) {
   new ChromeRenderViewHostObserver(render_view_host);
   new DesktopNotificationHandler(render_view_host);
   new DevToolsHandler(render_view_host);
   new ExtensionMessageHandler(render_view_host);
@@ skipping 194 matching lines @@
   if (process_type == switches::kPpapiPluginProcess)
     return PpapiCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   if (process_type == switches::kGpuProcess)
     return GpuCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   return -1;
 }
 #endif
 
-#if defined(OS_WIN)
-bool ChromeContentBrowserClient::SandboxPlugin(CommandLine* command_line,
-                                               sandbox::TargetPolicy* policy) {
-  std::wstring plugin_dll = command_line->
-      GetSwitchValueNative(switches::kPluginPath);
-
-  FilePath builtin_flash;
-  if (!PathService::Get(chrome::FILE_FLASH_PLUGIN, &builtin_flash))
-    return false;
-
-  FilePath plugin_path(plugin_dll);
-  if (plugin_path != builtin_flash)
-    return false;
-
-  if (base::win::GetVersion() <= base::win::VERSION_XP ||
-      CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kDisableFlashSandbox)) {
-    return false;
-  }
-
-  // Add the policy for the pipes.
-  sandbox::ResultCode result = sandbox::SBOX_ALL_OK;
-  result = policy->AddRule(sandbox::TargetPolicy::SUBSYS_NAMED_PIPES,
-                           sandbox::TargetPolicy::NAMEDPIPES_ALLOW_ANY,
-                           L"\\\\.\\pipe\\chrome.*");
-  if (result != sandbox::SBOX_ALL_OK) {
-    NOTREACHED();
-    return false;
-  }
-
-  // Spawn the flash broker and apply sandbox policy.
-  if (LoadFlashBroker(plugin_path, command_line)) {
-    policy->SetJobLevel(sandbox::JOB_UNPROTECTED, 0);
-    policy->SetTokenLevel(sandbox::USER_RESTRICTED_SAME_ACCESS,
-                          sandbox::USER_INTERACTIVE);
-    policy->SetDelayedIntegrityLevel(sandbox::INTEGRITY_LEVEL_LOW);
-  } else {
-    // Could not start the broker, use a very weak policy instead.
-    DLOG(WARNING) << "Failed to start flash broker";
-    policy->SetJobLevel(sandbox::JOB_UNPROTECTED, 0);
-    policy->SetTokenLevel(
-        sandbox::USER_UNPROTECTED, sandbox::USER_UNPROTECTED);
-  }
-
-  return true;
-}
-#endif
-
 }  // namespace chrome