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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/devtools/shared_storage_worklet_devtools_agent_host.h"
#include <memory>
#include <utility>
#include "base/strings/strcat.h"
#include "content/browser/devtools/devtools_renderer_channel.h"
#include "content/browser/devtools/devtools_session.h"
#include "content/browser/devtools/protocol/inspector_handler.h"
#include "content/browser/devtools/protocol/protocol.h"
#include "content/browser/devtools/protocol/target_handler.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/shared_storage/shared_storage_worklet_host.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/child_process_host.h"
#include "content/public/browser/render_process_host.h"
#include "third_party/blink/public/mojom/devtools/devtools_agent.mojom.h"
namespace content {
namespace {
RenderFrameHostImpl* ContainingLocalRoot(RenderFrameHostImpl* frame) {
while (!frame->is_local_root()) {
frame = frame->GetParent();
}
return frame;
}
} // namespace
SharedStorageWorkletDevToolsAgentHost::SharedStorageWorkletDevToolsAgentHost(
SharedStorageWorkletHost& worklet_host,
const base::UnguessableToken& devtools_worklet_token)
: DevToolsAgentHostImpl(devtools_worklet_token.ToString()),
auto_attacher_(std::make_unique<protocol::RendererAutoAttacherBase>(
GetRendererChannel())),
worklet_host_(&worklet_host) {
NotifyCreated();
}
SharedStorageWorkletDevToolsAgentHost::
~SharedStorageWorkletDevToolsAgentHost() = default;
BrowserContext* SharedStorageWorkletDevToolsAgentHost::GetBrowserContext() {
if (!worklet_host_ || !worklet_host_->GetProcessHost()) {
return nullptr;
}
return worklet_host_->GetProcessHost()->GetBrowserContext();
}
std::string SharedStorageWorkletDevToolsAgentHost::GetType() {
return kTypeSharedStorageWorklet;
}
std::string SharedStorageWorkletDevToolsAgentHost::GetTitle() {
if (!worklet_host_) {
return std::string();
}
return base::StrCat({"Shared storage worklet for ",
worklet_host_->script_source_url().spec()});
}
GURL SharedStorageWorkletDevToolsAgentHost::GetURL() {
return worklet_host_ ? worklet_host_->script_source_url() : GURL();
}
bool SharedStorageWorkletDevToolsAgentHost::Activate() {
return false;
}
void SharedStorageWorkletDevToolsAgentHost::Reload() {}
bool SharedStorageWorkletDevToolsAgentHost::Close() {
return false;
}
bool SharedStorageWorkletDevToolsAgentHost::AttachSession(
DevToolsSession* session) {
session->CreateAndAddHandler<protocol::InspectorHandler>();
session->CreateAndAddHandler<protocol::TargetHandler>(
protocol::TargetHandler::AccessMode::kAutoAttachOnly, GetId(),
auto_attacher_.get(), session);
return true;
}
void SharedStorageWorkletDevToolsAgentHost::WorkletReadyForInspection(
mojo::PendingRemote<blink::mojom::DevToolsAgent> agent_remote,
mojo::PendingReceiver<blink::mojom::DevToolsAgentHost>
agent_host_receiver) {
// The process can be null here when the worklet is in its keep-alive stage
// and the browser is shutting down.
if (!worklet_host_->GetProcessHost()) {
return;
}
GetRendererChannel()->SetRenderer(
std::move(agent_remote), std::move(agent_host_receiver),
worklet_host_->GetProcessHost()->GetDeprecatedID());
}
void SharedStorageWorkletDevToolsAgentHost::WorkletDestroyed() {
CHECK(worklet_host_);
worklet_host_ = nullptr;
for (auto* inspector : protocol::InspectorHandler::ForAgentHost(this)) {
inspector->TargetCrashed();
}
GetRendererChannel()->SetRenderer(mojo::NullRemote(), mojo::NullReceiver(),
ChildProcessHost::kInvalidUniqueID);
}
bool SharedStorageWorkletDevToolsAgentHost::IsRelevantTo(
RenderFrameHostImpl* frame) {
if (!worklet_host_->GetFrame()) {
return false;
}
return ContainingLocalRoot(frame) ==
ContainingLocalRoot(worklet_host_->GetFrame());
}
protocol::TargetAutoAttacher*
SharedStorageWorkletDevToolsAgentHost::auto_attacher() {
return auto_attacher_.get();
}
} // namespace content
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