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// Copyright 2021 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/auction_worklet_devtools_agent_host.h"
#include "base/functional/bind.h"
#include "base/memory/scoped_refptr.h"
#include "base/no_destructor.h"
#include "base/notreached.h"
#include "content/browser/devtools/render_frame_devtools_agent_host.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/public/browser/child_process_host.h"
namespace content {
namespace {
RenderFrameHostImpl* ContainingLocalRoot(RenderFrameHostImpl* frame) {
while (!frame->is_local_root())
frame = frame->GetParent();
return frame;
}
} // namespace
bool AuctionWorkletDevToolsAgentHost::IsRelevantTo(
RenderFrameHostImpl* frame,
DebuggableAuctionWorklet* candidate) {
return ContainingLocalRoot(frame) ==
ContainingLocalRoot(candidate->owning_frame());
}
std::string AuctionWorkletDevToolsAgentHost::GetType() {
return kTypeAuctionWorklet;
}
std::string AuctionWorkletDevToolsAgentHost::GetTitle() {
return worklet_ ? worklet_->Title() : std::string();
}
GURL AuctionWorkletDevToolsAgentHost::GetURL() {
return worklet_ ? worklet_->url() : GURL();
}
bool AuctionWorkletDevToolsAgentHost::Activate() {
return false;
}
void AuctionWorkletDevToolsAgentHost::Reload() {}
bool AuctionWorkletDevToolsAgentHost::Close() {
return false;
}
std::string AuctionWorkletDevToolsAgentHost::GetParentId() {
if (!worklet_)
return std::string();
DevToolsAgentHostImpl* parent =
RenderFrameDevToolsAgentHost::GetFor(worklet_->owning_frame());
if (!parent)
return std::string();
return parent->GetId();
}
BrowserContext* AuctionWorkletDevToolsAgentHost::GetBrowserContext() {
return worklet_ ? worklet_->owning_frame()->GetBrowserContext() : nullptr;
}
bool AuctionWorkletDevToolsAgentHost::AttachSession(DevToolsSession* session) {
// We use `force_using_io_session` as AuctionV8DevToolsSession can't handle
// commands on main session when blocked on a breakpoint, only on IO session.
session->AttachToAgent(associated_agent_remote_.get(),
/*force_using_io_session=*/true);
return true;
}
// static
scoped_refptr<AuctionWorkletDevToolsAgentHost>
AuctionWorkletDevToolsAgentHost::Create(DebuggableAuctionWorklet* worklet) {
auto self =
base::WrapRefCounted(new AuctionWorkletDevToolsAgentHost(worklet));
// This needs to be outside of constructor due to bind until we make the base
// class a `StartRefCountFromOne` (i.e. REQUIRE_ADOPTION_FOR_REFCOUNTED_TYPE).
if (auto pid_opt = worklet->GetPid(base::BindOnce(
&AuctionWorkletDevToolsAgentHost::SetProcessId, self))) {
self->SetProcessId(*pid_opt);
}
return self;
}
AuctionWorkletDevToolsAgentHost::AuctionWorkletDevToolsAgentHost(
DebuggableAuctionWorklet* worklet)
: DevToolsAgentHostImpl(worklet->UniqueId()), worklet_(worklet) {
mojo::PendingAssociatedRemote<blink::mojom::DevToolsAgent> agent;
worklet->ConnectDevToolsAgent(agent.InitWithNewEndpointAndPassReceiver());
NotifyCreated();
associated_agent_remote_.Bind(std::move(agent));
// Since we were just created, we don't have any sessions yet, so nothing to
// attach here.
DCHECK(sessions().empty());
}
AuctionWorkletDevToolsAgentHost::~AuctionWorkletDevToolsAgentHost() = default;
void AuctionWorkletDevToolsAgentHost::WorkletDestroyed() {
worklet_ = nullptr;
auto retain_this = ForceDetachAllSessionsImpl();
associated_agent_remote_.reset();
}
AuctionWorkletDevToolsAgentHostManager&
AuctionWorkletDevToolsAgentHostManager::GetInstance() {
static base::NoDestructor<AuctionWorkletDevToolsAgentHostManager> instance;
return *instance;
}
AuctionWorkletDevToolsAgentHostManager::
AuctionWorkletDevToolsAgentHostManager() {
DebuggableAuctionWorkletTracker::GetInstance()->AddObserver(this);
}
AuctionWorkletDevToolsAgentHostManager::
~AuctionWorkletDevToolsAgentHostManager() {
NOTREACHED();
}
void AuctionWorkletDevToolsAgentHostManager::GetAll(
DevToolsAgentHost::List* out) {
DevToolsAgentHost::List result;
std::vector<DebuggableAuctionWorklet*> to_wrap =
DebuggableAuctionWorkletTracker::GetInstance()->GetAll();
for (DebuggableAuctionWorklet* item : to_wrap)
out->push_back(GetOrCreateFor(item));
}
void AuctionWorkletDevToolsAgentHostManager::GetAllForFrame(
RenderFrameHostImpl* frame,
DevToolsAgentHost::List* out) {
std::vector<DebuggableAuctionWorklet*> candidates =
DebuggableAuctionWorkletTracker::GetInstance()->GetAll();
for (DebuggableAuctionWorklet* item : candidates) {
if (AuctionWorkletDevToolsAgentHost::IsRelevantTo(frame, item))
out->push_back(GetOrCreateFor(item));
}
}
scoped_refptr<AuctionWorkletDevToolsAgentHost>
AuctionWorkletDevToolsAgentHostManager::GetOrCreateFor(
DebuggableAuctionWorklet* worklet) {
auto it = hosts_.find(worklet);
if (it != hosts_.end())
return it->second;
auto host = AuctionWorkletDevToolsAgentHost::Create(worklet);
hosts_.insert(std::make_pair(worklet, host));
return host;
}
void AuctionWorkletDevToolsAgentHostManager::AuctionWorkletCreated(
DebuggableAuctionWorklet* worklet,
bool& should_pause_on_start) {
if (AuctionWorkletDevToolsAgentHost::ShouldForceCreation())
GetOrCreateFor(worklet);
}
void AuctionWorkletDevToolsAgentHostManager::AuctionWorkletDestroyed(
DebuggableAuctionWorklet* worklet) {
auto it = hosts_.find(worklet);
if (it == hosts_.end())
return;
it->second->WorkletDestroyed();
hosts_.erase(it);
}
} // namespace content
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