content/browser/frame_host/debug_urls.cc

   1 // Copyright 2013 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/browser/frame_host/debug_urls.h"
   6
   7 #include <vector>
   8
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
  11 #include "content/browser/ppapi_plugin_process_host.h"
  12 #include "content/public/browser/browser_thread.h"
  13 #include "content/public/common/content_constants.h"
  14 #include "content/public/common/url_constants.h"
  15 #include "ppapi/proxy/ppapi_messages.h"
  16 #include "url/gurl.h"
  17
  18 namespace content {
  19
  20 namespace {
  21
  22 void HandlePpapiFlashDebugURL(const GURL& url) {
  23 #if defined(ENABLE_PLUGINS)
  24   bool crash = url == GURL(kChromeUIPpapiFlashCrashURL);
  25
  26   std::vector<PpapiPluginProcessHost*> hosts;
  27   PpapiPluginProcessHost::FindByName(
  28       base::UTF8ToUTF16(kFlashPluginName), &hosts);
  29   for (std::vector<PpapiPluginProcessHost*>::iterator iter = hosts.begin();
  30        iter != hosts.end(); ++iter) {
  31     if (crash)
  32       (*iter)->Send(new PpapiMsg_Crash());
  33     else
  34       (*iter)->Send(new PpapiMsg_Hang());
  35   }
  36 #endif
  37 }
  38
  39 }  // namespace
  40
  41 bool HandleDebugURL(const GURL& url, PageTransition transition) {
  42   // Ensure that the user explicitly navigated to this URL.
  43   if (!(transition & PAGE_TRANSITION_FROM_ADDRESS_BAR))
  44     return false;
  45
  46   if (url.host() == kChromeUIBrowserCrashHost) {
  47     // Induce an intentional crash in the browser process.
  48     CHECK(false);
  49     return true;
  50   }
  51
  52   if (url == GURL(kChromeUIGpuCleanURL)) {
  53     GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
  54     if (shim)
  55       shim->SimulateRemoveAllContext();
  56     return true;
  57   }
  58
  59   if (url == GURL(kChromeUIGpuCrashURL)) {
  60     GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
  61     if (shim)
  62       shim->SimulateCrash();
  63     return true;
  64   }
  65
  66   if (url == GURL(kChromeUIGpuHangURL)) {
  67     GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
  68     if (shim)
  69       shim->SimulateHang();
  70     return true;
  71   }
  72
  73   if (url == GURL(kChromeUIPpapiFlashCrashURL) ||
  74       url == GURL(kChromeUIPpapiFlashHangURL)) {
  75     BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
  76                             base::Bind(&HandlePpapiFlashDebugURL, url));
  77     return true;
  78   }
  79
  80   return false;
  81 }
  82
  83 bool IsRendererDebugURL(const GURL& url) {
  84   if (!url.is_valid())
  85     return false;
  86
  87   if (url.SchemeIs(kJavaScriptScheme))
  88     return true;
  89
  90   return url == GURL(kChromeUICrashURL) ||
  91          url == GURL(kChromeUIKillURL) ||
  92          url == GURL(kChromeUIHangURL) ||
  93          url == GURL(kChromeUIShorthangURL);
  94 }
  95
  96 }  // namespace content