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FrameInspectorController.cpp
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268 lines (223 loc) · 8.31 KB
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/*
* Copyright (C) 2025 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "FrameInspectorController.h"
#include "CommonVM.h"
#include "DocumentPage.h"
#include "FrameConsoleAgent.h"
#include "FrameDebugger.h"
#include "FrameDebuggerAgent.h"
#include "FrameInlines.h"
#include "FrameRuntimeAgent.h"
#include "InspectorInstrumentation.h"
#include "InspectorWebAgentBase.h"
#include "InstrumentingAgents.h"
#include "JSDOMBindingSecurity.h"
#include "JSDOMWindow.h"
#include "JSExecState.h"
#include "PageInspectorController.h"
#include "Settings.h"
#include "WebInjectedScriptHost.h"
#include "WebInjectedScriptManager.h"
#include <JavaScriptCore/Debugger.h>
#include <JavaScriptCore/InspectorAgentBase.h>
#include <JavaScriptCore/InspectorBackendDispatcher.h>
#include <JavaScriptCore/InspectorFrontendRouter.h>
#include <JavaScriptCore/JSLock.h>
#include <JavaScriptCore/Strong.h>
#include <wtf/CheckedPtr.h>
#include <wtf/Stopwatch.h>
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
using namespace JSC;
using namespace Inspector;
WTF_MAKE_TZONE_ALLOCATED_IMPL(FrameInspectorController);
FrameInspectorController::FrameInspectorController(LocalFrame& frame, PageInspectorController& parentPageController)
: m_frame(frame)
, m_instrumentingAgents(InstrumentingAgents::create(*this, parentPageController.instrumentingAgents()))
, m_injectedScriptManager(WebInjectedScriptManager::create(*this, WebInjectedScriptHost::create()))
, m_frontendRouter(FrontendRouter::create())
, m_backendDispatcher(BackendDispatcher::create(m_frontendRouter.copyRef(), &parentPageController.backendDispatcher()))
, m_executionStopwatch(Stopwatch::create())
{
if (frame.settings().siteIsolationEnabled())
createConsoleAgent();
}
FrameInspectorController::~FrameInspectorController()
{
m_instrumentingAgents->reset();
}
void FrameInspectorController::ref() const
{
m_frame->ref();
}
void FrameInspectorController::deref() const
{
m_frame->deref();
}
FrameAgentContext FrameInspectorController::frameAgentContext()
{
AgentContext baseContext = {
*this,
m_injectedScriptManager.get(),
m_frontendRouter.get(),
m_backendDispatcher
};
WebAgentContext webContext = {
baseContext,
m_instrumentingAgents.get()
};
return {
webContext,
m_frame
};
}
// For the main frame, the siteIsolationEnabled setting is loaded separately after the creation of the LocalFrame
// and thus this controller.
void FrameInspectorController::siteIsolationFirstEnabled()
{
createConsoleAgent();
}
void FrameInspectorController::createConsoleAgent()
{
if (m_didCreateConsoleAgent)
return;
auto context = frameAgentContext();
UniqueRef consoleAgent = makeUniqueRef<FrameConsoleAgent>(context);
m_instrumentingAgents->setWebConsoleAgent(consoleAgent.ptr());
m_agents.append(WTF::move(consoleAgent));
m_didCreateConsoleAgent = true;
}
void FrameInspectorController::createRuntimeAgent()
{
if (m_didCreateRuntimeAgent)
return;
RefPtr frame = m_frame.get();
if (!frame)
return;
auto context = frameAgentContext();
m_agents.append(makeUniqueRef<FrameRuntimeAgent>(context));
m_didCreateRuntimeAgent = true;
}
void FrameInspectorController::createLazyAgents()
{
if (m_didCreateLazyAgents)
return;
m_didCreateLazyAgents = true;
RefPtr frame = m_frame.get();
if (!frame || !frame->settings().siteIsolationEnabled())
return;
// Create debugger before agents that depend on it.
m_debugger = makeUnique<FrameDebugger>(*frame);
auto context = frameAgentContext();
m_agents.append(makeUniqueRef<FrameDebuggerAgent>(context));
createRuntimeAgent();
}
void FrameInspectorController::connectFrontend(Inspector::FrontendChannel& frontendChannel, bool isAutomaticInspection, bool immediatelyPause)
{
UNUSED_PARAM(isAutomaticInspection);
UNUSED_PARAM(immediatelyPause);
if (auto* page = m_frame->page())
page->settings().setDeveloperExtrasEnabled(true);
bool connectedFirstFrontend = !m_frontendRouter->hasFrontends();
createLazyAgents();
m_frontendRouter->connectFrontend(frontendChannel);
InspectorInstrumentation::frontendCreated();
if (connectedFirstFrontend) {
InspectorInstrumentation::registerInstrumentingAgents(m_instrumentingAgents.get());
m_injectedScriptManager->addClient();
m_agents.didCreateFrontendAndBackend();
}
}
void FrameInspectorController::disconnectFrontend(Inspector::FrontendChannel& frontendChannel)
{
m_frontendRouter->disconnectFrontend(frontendChannel);
InspectorInstrumentation::frontendDeleted();
bool disconnectedLastFrontend = !m_frontendRouter->hasFrontends();
if (disconnectedLastFrontend) {
m_agents.willDestroyFrontendAndBackend(DisconnectReason::InspectorDestroyed);
m_injectedScriptManager->removeClient();
InspectorInstrumentation::unregisterInstrumentingAgents(m_instrumentingAgents.get());
}
}
void FrameInspectorController::inspectedFrameDestroyed()
{
if (!m_frontendRouter->hasFrontends())
return;
for (unsigned i = 0; i < m_frontendRouter->frontendCount(); ++i)
InspectorInstrumentation::frontendDeleted();
InspectorInstrumentation::unregisterInstrumentingAgents(m_instrumentingAgents.get());
m_agents.willDestroyFrontendAndBackend(DisconnectReason::InspectedTargetDestroyed);
m_injectedScriptManager->removeClient();
m_frontendRouter->disconnectAllFrontends();
m_agents.discardValues();
}
void FrameInspectorController::dispatchMessageFromFrontend(const String& message)
{
m_backendDispatcher->dispatch(message);
}
bool FrameInspectorController::developerExtrasEnabled() const
{
auto* page = m_frame->page();
return page && page->settings().developerExtrasEnabled();
}
bool FrameInspectorController::canAccessInspectedScriptState(JSC::JSGlobalObject* lexicalGlobalObject) const
{
JSLockHolder lock(lexicalGlobalObject);
auto* inspectedWindow = jsDynamicCast<JSDOMWindow*>(lexicalGlobalObject);
if (!inspectedWindow)
return false;
Ref protectedWindow { inspectedWindow->wrapped() };
return BindingSecurity::shouldAllowAccessToDOMWindow(lexicalGlobalObject, protectedWindow.get(), DoNotReportSecurityError);
}
InspectorFunctionCallHandler FrameInspectorController::functionCallHandler() const
{
return WebCore::functionCallHandlerFromAnyThread;
}
InspectorEvaluateHandler FrameInspectorController::evaluateHandler() const
{
return WebCore::evaluateHandlerFromAnyThread;
}
void FrameInspectorController::frontendInitialized()
{
}
Stopwatch& FrameInspectorController::executionStopwatch() const
{
return m_executionStopwatch;
}
JSC::Debugger* FrameInspectorController::debugger()
{
return m_debugger.get();
}
JSC::VM& FrameInspectorController::vm()
{
return commonVM();
}
} // namespace WebCore