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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/devtools_util.h"
#include "base/functional/bind.h"
#include "chrome/browser/devtools/devtools_window.h"
#include "chrome/browser/profiles/profile.h"
#include "extensions/browser/extension_host.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/lazy_context_id.h"
#include "extensions/browser/lazy_context_task_queue.h"
#include "extensions/browser/process_manager.h"
#include "extensions/browser/service_worker/service_worker_task_queue.h"
#include "extensions/common/extension.h"
#include "extensions/common/manifest_handlers/background_info.h"
namespace extensions {
namespace devtools_util {
namespace {
// Helper to inspect an ExtensionHost after it has been loaded.
void InspectExtensionHost(
DevToolsOpenedByAction opened_by,
std::unique_ptr<LazyContextTaskQueue::ContextInfo> context_info) {
if (context_info != nullptr)
DevToolsWindow::OpenDevToolsWindow(context_info->web_contents, opened_by);
}
void InspectServiceWorkerBackgroundHelper(
DevToolsOpenedByAction opened_by,
std::unique_ptr<LazyContextTaskQueue::ContextInfo> context_info) {
if (!context_info)
return;
Profile* profile = Profile::FromBrowserContext(context_info->browser_context);
const Extension* extension =
ExtensionRegistry::Get(context_info->browser_context)
->enabled_extensions()
.GetByID(context_info->extension_id);
// A non-null context info does not guarantee that the extension is enabled,
// due to thread/process asynchrony.
if (extension)
InspectServiceWorkerBackground(extension, profile, opened_by);
}
} // namespace
// Helper to inspect a service worker after it has been started.
void InspectServiceWorkerBackground(const Extension* extension,
Profile* profile,
DevToolsOpenedByAction opened_by) {
DCHECK(BackgroundInfo::IsServiceWorkerBased(extension));
content::DevToolsAgentHost::List targets =
content::DevToolsAgentHost::GetOrCreateAll();
for (const scoped_refptr<content::DevToolsAgentHost>& host : targets) {
if (host->GetType() == content::DevToolsAgentHost::kTypeServiceWorker &&
host->GetURL() ==
extension->GetResourceURL(
BackgroundInfo::GetBackgroundServiceWorkerScript(extension)) &&
host->GetBrowserContext() == profile) {
DevToolsWindow::OpenDevToolsWindow(host, profile, opened_by);
break;
}
}
}
void InspectInactiveServiceWorkerBackground(const Extension* extension,
Profile* profile,
DevToolsOpenedByAction opened_by) {
DCHECK(extension);
DCHECK(BackgroundInfo::IsServiceWorkerBased(extension));
const auto context_id = LazyContextId::ForExtension(profile, extension);
context_id.GetTaskQueue()->AddPendingTask(
context_id,
base::BindOnce(&InspectServiceWorkerBackgroundHelper, opened_by));
}
void InspectBackgroundPage(const Extension* extension,
Profile* profile,
DevToolsOpenedByAction opened_by) {
DCHECK(extension);
ExtensionHost* host = ProcessManager::Get(profile)
->GetBackgroundHostForExtension(extension->id());
if (host) {
InspectExtensionHost(
opened_by, std::make_unique<LazyContextTaskQueue::ContextInfo>(host));
} else {
const auto context_id = LazyContextId::ForExtension(profile, extension);
context_id.GetTaskQueue()->AddPendingTask(
context_id, base::BindOnce(&InspectExtensionHost, opened_by));
}
}
} // namespace devtools_util
} // namespace extensions
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