debug_urls.cc revision cedac228d2dd51db4b79ea1e72c7f249408ee061 
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
18namespace content {
19
20namespace {
21
22void 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
41bool 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  // NOTE: when you add handling of any URLs to this function, also
47  // update IsDebugURL, below.
48
49  if (url.host() == kChromeUIBrowserCrashHost) {
50    // Induce an intentional crash in the browser process.
51    CHECK(false);
52    return true;
53  }
54
55  if (url == GURL(kChromeUIGpuCleanURL)) {
56    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
57    if (shim)
58      shim->SimulateRemoveAllContext();
59    return true;
60  }
61
62  if (url == GURL(kChromeUIGpuCrashURL)) {
63    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
64    if (shim)
65      shim->SimulateCrash();
66    return true;
67  }
68
69  if (url == GURL(kChromeUIGpuHangURL)) {
70    GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance();
71    if (shim)
72      shim->SimulateHang();
73    return true;
74  }
75
76  if (url == GURL(kChromeUIPpapiFlashCrashURL) ||
77      url == GURL(kChromeUIPpapiFlashHangURL)) {
78    BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
79                            base::Bind(&HandlePpapiFlashDebugURL, url));
80    return true;
81  }
82
83  return false;
84}
85
86bool IsDebugURL(const GURL& url) {
87  // NOTE: when you add any URLs to this list, also update
88  // HandleDebugURL, above.
89  return IsRendererDebugURL(url) ||
90      (url.is_valid() &&
91       (url.host() == kChromeUIBrowserCrashHost ||
92        url == GURL(kChromeUIGpuCleanURL) ||
93        url == GURL(kChromeUIGpuCrashURL) ||
94        url == GURL(kChromeUIGpuHangURL) ||
95        url == GURL(kChromeUIPpapiFlashCrashURL) ||
96        url == GURL(kChromeUIPpapiFlashHangURL)));
97}
98
99bool IsRendererDebugURL(const GURL& url) {
100  if (!url.is_valid())
101    return false;
102
103  if (url.SchemeIs(url::kJavaScriptScheme))
104    return true;
105
106  return url == GURL(kChromeUICrashURL) ||
107         url == GURL(kChromeUIKillURL) ||
108         url == GURL(kChromeUIHangURL) ||
109         url == GURL(kChromeUIShorthangURL);
110}
111
112}  // namespace content
113