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Issue 884873004: DevTools: rename RenderViewDevToolsAgentHost to RenderFrame*. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 10 months ago
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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/browser/devtools/render_view_devtools_agent_host.h"
6
7 #include "base/basictypes.h"
8 #include "base/json/json_writer.h"
9 #include "base/lazy_instance.h"
10 #include "base/strings/utf_string_conversions.h"
11 #include "content/browser/child_process_security_policy_impl.h"
12 #include "content/browser/devtools/devtools_manager.h"
13 #include "content/browser/devtools/protocol/devtools_protocol_handler.h"
14 #include "content/browser/devtools/protocol/dom_handler.h"
15 #include "content/browser/devtools/protocol/input_handler.h"
16 #include "content/browser/devtools/protocol/inspector_handler.h"
17 #include "content/browser/devtools/protocol/network_handler.h"
18 #include "content/browser/devtools/protocol/page_handler.h"
19 #include "content/browser/devtools/protocol/power_handler.h"
20 #include "content/browser/devtools/protocol/tracing_handler.h"
21 #include "content/browser/frame_host/render_frame_host_impl.h"
22 #include "content/browser/renderer_host/render_process_host_impl.h"
23 #include "content/browser/renderer_host/render_view_host_impl.h"
24 #include "content/browser/site_instance_impl.h"
25 #include "content/browser/web_contents/web_contents_impl.h"
26 #include "content/common/view_messages.h"
27 #include "content/public/browser/browser_context.h"
28 #include "content/public/browser/content_browser_client.h"
29 #include "content/public/browser/devtools_manager_delegate.h"
30 #include "content/public/browser/notification_service.h"
31 #include "content/public/browser/notification_types.h"
32 #include "content/public/browser/render_widget_host_iterator.h"
33 #include "content/public/browser/web_contents_delegate.h"
34
35 #if defined(OS_ANDROID)
36 #include "content/browser/power_save_blocker_impl.h"
37 #include "content/public/browser/render_widget_host_view.h"
38 #endif
39
40 namespace content {
41
42 typedef std::vector<RenderViewDevToolsAgentHost*> Instances;
43
44 namespace {
45 base::LazyInstance<Instances>::Leaky g_instances = LAZY_INSTANCE_INITIALIZER;
46
47 static RenderViewDevToolsAgentHost* FindAgentHost(RenderFrameHost* host) {
48 if (g_instances == NULL)
49 return NULL;
50 for (Instances::iterator it = g_instances.Get().begin();
51 it != g_instances.Get().end(); ++it) {
52 if ((*it)->HasRenderFrameHost(host))
53 return *it;
54 }
55 return NULL;
56 }
57
58 // Returns RenderViewDevToolsAgentHost attached to any of RenderFrameHost
59 // instances associated with |web_contents|
60 static RenderViewDevToolsAgentHost* FindAgentHost(WebContents* web_contents) {
61 if (g_instances == NULL)
62 return NULL;
63 for (Instances::iterator it = g_instances.Get().begin();
64 it != g_instances.Get().end(); ++it) {
65 if ((*it)->GetWebContents() == web_contents)
66 return *it;
67 }
68 return NULL;
69 }
70
71 } // namespace
72
73 scoped_refptr<DevToolsAgentHost>
74 DevToolsAgentHost::GetOrCreateFor(WebContents* web_contents) {
75 RenderViewDevToolsAgentHost* result = FindAgentHost(web_contents);
76 if (!result)
77 result = new RenderViewDevToolsAgentHost(web_contents->GetMainFrame());
78 return result;
79 }
80
81 // static
82 bool DevToolsAgentHost::HasFor(WebContents* web_contents) {
83 return FindAgentHost(web_contents) != NULL;
84 }
85
86 // static
87 bool DevToolsAgentHost::IsDebuggerAttached(WebContents* web_contents) {
88 RenderViewDevToolsAgentHost* agent_host = FindAgentHost(web_contents);
89 return agent_host && agent_host->IsAttached();
90 }
91
92 //static
93 std::vector<WebContents*> DevToolsAgentHostImpl::GetInspectableWebContents() {
94 std::set<WebContents*> set;
95 scoped_ptr<RenderWidgetHostIterator> widgets(
96 RenderWidgetHost::GetRenderWidgetHosts());
97 while (RenderWidgetHost* widget = widgets->GetNextHost()) {
98 // Ignore processes that don't have a connection, such as crashed contents.
99 if (!widget->GetProcess()->HasConnection())
100 continue;
101 if (!widget->IsRenderView())
102 continue;
103
104 RenderViewHost* rvh = RenderViewHost::From(widget);
105 WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
106 if (web_contents)
107 set.insert(web_contents);
108 }
109 std::vector<WebContents*> result(set.size());
110 std::copy(set.begin(), set.end(), result.begin());
111 return result;
112 }
113
114 // static
115 void RenderViewDevToolsAgentHost::OnCancelPendingNavigation(
116 RenderFrameHost* pending,
117 RenderFrameHost* current) {
118 RenderViewDevToolsAgentHost* agent_host = FindAgentHost(pending);
119 if (!agent_host)
120 return;
121 agent_host->DisconnectRenderFrameHost();
122 agent_host->ConnectRenderFrameHost(current);
123 }
124
125 RenderViewDevToolsAgentHost::RenderViewDevToolsAgentHost(RenderFrameHost* rfh)
126 : render_frame_host_(NULL),
127 dom_handler_(new devtools::dom::DOMHandler()),
128 input_handler_(new devtools::input::InputHandler()),
129 inspector_handler_(new devtools::inspector::InspectorHandler()),
130 network_handler_(new devtools::network::NetworkHandler()),
131 page_handler_(new devtools::page::PageHandler()),
132 power_handler_(new devtools::power::PowerHandler()),
133 tracing_handler_(new devtools::tracing::TracingHandler(
134 devtools::tracing::TracingHandler::Renderer)),
135 protocol_handler_(new DevToolsProtocolHandler(
136 base::Bind(&RenderViewDevToolsAgentHost::DispatchOnInspectorFrontend,
137 base::Unretained(this)))),
138 reattaching_(false) {
139 DevToolsProtocolDispatcher* dispatcher = protocol_handler_->dispatcher();
140 dispatcher->SetDOMHandler(dom_handler_.get());
141 dispatcher->SetInputHandler(input_handler_.get());
142 dispatcher->SetInspectorHandler(inspector_handler_.get());
143 dispatcher->SetNetworkHandler(network_handler_.get());
144 dispatcher->SetPageHandler(page_handler_.get());
145 dispatcher->SetPowerHandler(power_handler_.get());
146 dispatcher->SetTracingHandler(tracing_handler_.get());
147 SetRenderFrameHost(rfh);
148 g_instances.Get().push_back(this);
149 AddRef(); // Balanced in RenderFrameHostDestroyed.
150 DevToolsManager::GetInstance()->AgentHostChanged(this);
151 }
152
153 BrowserContext* RenderViewDevToolsAgentHost::GetBrowserContext() {
154 WebContents* contents = web_contents();
155 return contents ? contents->GetBrowserContext() : nullptr;
156 }
157
158 WebContents* RenderViewDevToolsAgentHost::GetWebContents() {
159 return web_contents();
160 }
161
162 void RenderViewDevToolsAgentHost::DispatchProtocolMessage(
163 const std::string& message) {
164 scoped_ptr<base::DictionaryValue> command =
165 protocol_handler_->ParseCommand(message);
166 if (!command)
167 return;
168
169 DevToolsManagerDelegate* delegate =
170 DevToolsManager::GetInstance()->delegate();
171 if (delegate) {
172 scoped_ptr<base::DictionaryValue> response(
173 delegate->HandleCommand(this, command.get()));
174 if (response) {
175 std::string json_response;
176 base::JSONWriter::Write(response.get(), &json_response);
177 DispatchOnInspectorFrontend(json_response);
178 return;
179 }
180 }
181
182 if (protocol_handler_->HandleOptionalCommand(command.Pass()))
183 return;
184
185 IPCDevToolsAgentHost::DispatchProtocolMessage(message);
186 }
187
188 void RenderViewDevToolsAgentHost::SendMessageToAgent(IPC::Message* msg) {
189 if (!render_frame_host_)
190 return;
191 msg->set_routing_id(render_frame_host_->GetRoutingID());
192 render_frame_host_->Send(msg);
193 }
194
195 void RenderViewDevToolsAgentHost::OnClientAttached() {
196 if (!render_frame_host_)
197 return;
198
199 InnerOnClientAttached();
200
201 // TODO(kaznacheev): Move this call back to DevToolsManager when
202 // extensions::ProcessManager no longer relies on this notification.
203 if (!reattaching_)
204 DevToolsAgentHostImpl::NotifyCallbacks(this, true);
205 }
206
207 void RenderViewDevToolsAgentHost::InnerOnClientAttached() {
208 ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadRawCookies(
209 render_frame_host_->GetProcess()->GetID());
210
211 #if defined(OS_ANDROID)
212 power_save_blocker_.reset(
213 static_cast<PowerSaveBlockerImpl*>(
214 PowerSaveBlocker::Create(
215 PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep,
216 "DevTools").release()));
217 RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
218 render_frame_host_->GetRenderViewHost());
219 if (rvh->GetView()) {
220 power_save_blocker_.get()->
221 InitDisplaySleepBlocker(rvh->GetView()->GetNativeView());
222 }
223 #endif
224 }
225
226 void RenderViewDevToolsAgentHost::OnClientDetached() {
227 #if defined(OS_ANDROID)
228 power_save_blocker_.reset();
229 #endif
230 page_handler_->Detached();
231 power_handler_->Detached();
232 tracing_handler_->Detached();
233 ClientDetachedFromRenderer();
234
235 // TODO(kaznacheev): Move this call back to DevToolsManager when
236 // extensions::ProcessManager no longer relies on this notification.
237 if (!reattaching_)
238 DevToolsAgentHostImpl::NotifyCallbacks(this, false);
239 }
240
241 void RenderViewDevToolsAgentHost::ClientDetachedFromRenderer() {
242 if (!render_frame_host_)
243 return;
244
245 InnerClientDetachedFromRenderer();
246 }
247
248 void RenderViewDevToolsAgentHost::InnerClientDetachedFromRenderer() {
249 bool process_has_agents = false;
250 RenderProcessHost* render_process_host = render_frame_host_->GetProcess();
251 for (Instances::iterator it = g_instances.Get().begin();
252 it != g_instances.Get().end(); ++it) {
253 if (*it == this || !(*it)->IsAttached())
254 continue;
255 RenderFrameHost* rfh = (*it)->render_frame_host_;
256 if (rfh && rfh->GetProcess() == render_process_host)
257 process_has_agents = true;
258 }
259
260 // We are the last to disconnect from the renderer -> revoke permissions.
261 if (!process_has_agents) {
262 ChildProcessSecurityPolicyImpl::GetInstance()->RevokeReadRawCookies(
263 render_process_host->GetID());
264 }
265 }
266
267 RenderViewDevToolsAgentHost::~RenderViewDevToolsAgentHost() {
268 Instances::iterator it = std::find(g_instances.Get().begin(),
269 g_instances.Get().end(),
270 this);
271 if (it != g_instances.Get().end())
272 g_instances.Get().erase(it);
273 }
274
275 // TODO(creis): Consider removing this in favor of RenderFrameHostChanged.
276 void RenderViewDevToolsAgentHost::AboutToNavigateRenderFrame(
277 RenderFrameHost* old_host,
278 RenderFrameHost* new_host) {
279 if (render_frame_host_ != old_host)
280 return;
281
282 // TODO(creis): This will need to be updated for --site-per-process, since
283 // RenderViewHost is going away and navigations could happen in any frame.
284 if (render_frame_host_ == new_host) {
285 RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
286 render_frame_host_->GetRenderViewHost());
287 if (rvh->render_view_termination_status() ==
288 base::TERMINATION_STATUS_STILL_RUNNING)
289 return;
290 }
291 ReattachToRenderFrameHost(new_host);
292 }
293
294 void RenderViewDevToolsAgentHost::RenderFrameHostChanged(
295 RenderFrameHost* old_host,
296 RenderFrameHost* new_host) {
297 if (old_host == render_frame_host_ && new_host != render_frame_host_) {
298 // AboutToNavigateRenderFrame was not called for renderer-initiated
299 // navigation.
300 ReattachToRenderFrameHost(new_host);
301 }
302 }
303
304 void
305 RenderViewDevToolsAgentHost::ReattachToRenderFrameHost(RenderFrameHost* rfh) {
306 DCHECK(!reattaching_);
307 reattaching_ = true;
308 DisconnectRenderFrameHost();
309 ConnectRenderFrameHost(rfh);
310 reattaching_ = false;
311 }
312
313 void RenderViewDevToolsAgentHost::RenderFrameDeleted(RenderFrameHost* rfh) {
314 if (rfh != render_frame_host_)
315 return;
316
317 DCHECK(render_frame_host_);
318 scoped_refptr<RenderViewDevToolsAgentHost> protect(this);
319 HostClosed();
320 ClearRenderFrameHost();
321 DevToolsManager::GetInstance()->AgentHostChanged(this);
322 Release();
323 }
324
325 void RenderViewDevToolsAgentHost::RenderProcessGone(
326 base::TerminationStatus status) {
327 switch(status) {
328 case base::TERMINATION_STATUS_ABNORMAL_TERMINATION:
329 case base::TERMINATION_STATUS_PROCESS_WAS_KILLED:
330 case base::TERMINATION_STATUS_PROCESS_CRASHED:
331 #if defined(OS_ANDROID)
332 case base::TERMINATION_STATUS_OOM_PROTECTED:
333 #endif
334 RenderFrameCrashed();
335 break;
336 default:
337 break;
338 }
339 }
340
341 bool RenderViewDevToolsAgentHost::OnMessageReceived(
342 const IPC::Message& message) {
343 if (!render_frame_host_)
344 return false;
345 if (message.type() == ViewHostMsg_SwapCompositorFrame::ID)
346 OnSwapCompositorFrame(message);
347 return false;
348 }
349
350 bool RenderViewDevToolsAgentHost::OnMessageReceived(
351 const IPC::Message& message,
352 RenderFrameHost* render_frame_host) {
353 if (!render_frame_host_ || render_frame_host != render_frame_host_)
354 return false;
355
356 bool handled = true;
357 IPC_BEGIN_MESSAGE_MAP(RenderViewDevToolsAgentHost, message)
358 IPC_MESSAGE_HANDLER(DevToolsClientMsg_DispatchOnInspectorFrontend,
359 OnDispatchOnInspectorFrontend)
360 IPC_MESSAGE_UNHANDLED(handled = false)
361 IPC_END_MESSAGE_MAP()
362 return handled;
363 }
364
365 void RenderViewDevToolsAgentHost::DidAttachInterstitialPage() {
366 page_handler_->DidAttachInterstitialPage();
367
368 if (!render_frame_host_)
369 return;
370 // The rvh set in AboutToNavigateRenderFrame turned out to be interstitial.
371 // Connect back to the real one.
372 WebContents* web_contents =
373 WebContents::FromRenderFrameHost(render_frame_host_);
374 if (!web_contents)
375 return;
376 DisconnectRenderFrameHost();
377 ConnectRenderFrameHost(web_contents->GetMainFrame());
378 }
379
380 void RenderViewDevToolsAgentHost::DidDetachInterstitialPage() {
381 page_handler_->DidDetachInterstitialPage();
382 }
383
384 void RenderViewDevToolsAgentHost::TitleWasSet(
385 NavigationEntry* entry, bool explicit_set) {
386 DevToolsManager::GetInstance()->AgentHostChanged(this);
387 }
388
389 void RenderViewDevToolsAgentHost::NavigationEntryCommitted(
390 const LoadCommittedDetails& load_details) {
391 DevToolsManager::GetInstance()->AgentHostChanged(this);
392 }
393
394 void RenderViewDevToolsAgentHost::Observe(int type,
395 const NotificationSource& source,
396 const NotificationDetails& details) {
397 if (type == content::NOTIFICATION_RENDER_WIDGET_VISIBILITY_CHANGED) {
398 bool visible = *Details<bool>(details).ptr();
399 page_handler_->OnVisibilityChanged(visible);
400 }
401 }
402
403 void RenderViewDevToolsAgentHost::SetRenderFrameHost(RenderFrameHost* rfh) {
404 DCHECK(!render_frame_host_);
405 render_frame_host_ = static_cast<RenderFrameHostImpl*>(rfh);
406
407 WebContentsObserver::Observe(WebContents::FromRenderFrameHost(rfh));
408 RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
409 rfh->GetRenderViewHost());
410 dom_handler_->SetRenderViewHost(rvh);
411 input_handler_->SetRenderViewHost(rvh);
412 network_handler_->SetRenderViewHost(rvh);
413 page_handler_->SetRenderViewHost(rvh);
414
415 registrar_.Add(
416 this,
417 content::NOTIFICATION_RENDER_WIDGET_VISIBILITY_CHANGED,
418 content::Source<RenderWidgetHost>(rvh));
419 }
420
421 void RenderViewDevToolsAgentHost::ClearRenderFrameHost() {
422 DCHECK(render_frame_host_);
423 RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
424 render_frame_host_->GetRenderViewHost());
425 registrar_.Remove(
426 this,
427 content::NOTIFICATION_RENDER_WIDGET_VISIBILITY_CHANGED,
428 content::Source<RenderWidgetHost>(rvh));
429 render_frame_host_ = nullptr;
430 dom_handler_->SetRenderViewHost(nullptr);
431 input_handler_->SetRenderViewHost(nullptr);
432 network_handler_->SetRenderViewHost(nullptr);
433 page_handler_->SetRenderViewHost(nullptr);
434 }
435
436 void RenderViewDevToolsAgentHost::DisconnectWebContents() {
437 DisconnectRenderFrameHost();
438 }
439
440 void RenderViewDevToolsAgentHost::ConnectWebContents(WebContents* wc) {
441 ConnectRenderFrameHost(wc->GetMainFrame());
442 }
443
444 DevToolsAgentHost::Type RenderViewDevToolsAgentHost::GetType() {
445 return TYPE_WEB_CONTENTS;
446 }
447
448 std::string RenderViewDevToolsAgentHost::GetTitle() {
449 if (WebContents* web_contents = GetWebContents())
450 return base::UTF16ToUTF8(web_contents->GetTitle());
451 return "";
452 }
453
454 GURL RenderViewDevToolsAgentHost::GetURL() {
455 if (WebContents* web_contents = GetWebContents())
456 return web_contents->GetVisibleURL();
457 return render_frame_host_ ?
458 render_frame_host_->GetLastCommittedURL() : GURL();
459 }
460
461 bool RenderViewDevToolsAgentHost::Activate() {
462 if (render_frame_host_) {
463 render_frame_host_->GetRenderViewHost()->GetDelegate()->Activate();
464 return true;
465 }
466 return false;
467 }
468
469 bool RenderViewDevToolsAgentHost::Close() {
470 if (render_frame_host_) {
471 render_frame_host_->GetRenderViewHost()->ClosePage();
472 return true;
473 }
474 return false;
475 }
476
477 void RenderViewDevToolsAgentHost::ConnectRenderFrameHost(RenderFrameHost* rfh) {
478 SetRenderFrameHost(rfh);
479 if (IsAttached())
480 Reattach();
481 }
482
483 void RenderViewDevToolsAgentHost::DisconnectRenderFrameHost() {
484 ClientDetachedFromRenderer();
485 ClearRenderFrameHost();
486 }
487
488 void RenderViewDevToolsAgentHost::RenderFrameCrashed() {
489 inspector_handler_->TargetCrashed();
490 }
491
492 void RenderViewDevToolsAgentHost::OnSwapCompositorFrame(
493 const IPC::Message& message) {
494 ViewHostMsg_SwapCompositorFrame::Param param;
495 if (!ViewHostMsg_SwapCompositorFrame::Read(&message, &param))
496 return;
497 page_handler_->OnSwapCompositorFrame(get<1>(param).metadata);
498 }
499
500 void RenderViewDevToolsAgentHost::SynchronousSwapCompositorFrame(
501 const cc::CompositorFrameMetadata& frame_metadata) {
502 if (!render_frame_host_)
503 return;
504 page_handler_->OnSwapCompositorFrame(frame_metadata);
505 }
506
507 bool RenderViewDevToolsAgentHost::HasRenderFrameHost(
508 RenderFrameHost* host) {
509 return host == render_frame_host_;
510 }
511
512 void RenderViewDevToolsAgentHost::OnDispatchOnInspectorFrontend(
513 const DevToolsMessageChunk& message) {
514 if (!IsAttached() || !render_frame_host_)
515 return;
516 ProcessChunkedMessageFromAgent(message);
517 }
518
519 void RenderViewDevToolsAgentHost::DispatchOnInspectorFrontend(
520 const std::string& message) {
521 if (!IsAttached() || !render_frame_host_)
522 return;
523 SendMessageToClient(message);
524 }
525
526 } // namespace content
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