blob: 711333fb0a71a99318a659142435aa57ff9ce1fb [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/utility/utility_thread_impl.h"
#include <utility>
#include "content/child/blink_platform_impl.h"
#include "content/child/child_process.h"
#include "content/public/common/service_manager_connection.h"
#include "content/public/common/simple_connection_filter.h"
#include "content/public/utility/content_utility_client.h"
#include "content/utility/utility_blink_platform_impl.h"
#include "content/utility/utility_service_factory.h"
#include "ipc/ipc_sync_channel.h"
#include "services/service_manager/public/cpp/binder_registry.h"
namespace content {
UtilityThreadImpl::UtilityThreadImpl()
: ChildThreadImpl(ChildThreadImpl::Options::Builder()
.AutoStartServiceManagerConnection(false)
.Build()) {
Init();
}
UtilityThreadImpl::UtilityThreadImpl(const InProcessChildThreadParams& params)
: ChildThreadImpl(ChildThreadImpl::Options::Builder()
.AutoStartServiceManagerConnection(false)
.InBrowserProcess(params)
.Build()) {
Init();
}
UtilityThreadImpl::~UtilityThreadImpl() = default;
void UtilityThreadImpl::Shutdown() {
ChildThreadImpl::Shutdown();
}
void UtilityThreadImpl::ReleaseProcess() {
if (!IsInBrowserProcess()) {
ChildProcess::current()->ReleaseProcess();
return;
}
// Close the channel to cause the UtilityProcessHostImpl to be deleted. We
// need to take a different code path than the multi-process case because
// that case depends on the child process going away to close the channel,
// but that can't happen when we're in single process mode.
channel()->Close();
}
void UtilityThreadImpl::EnsureBlinkInitialized() {
if (blink_platform_impl_)
return;
// We can only initialize Blink on one thread, and in single process mode
// we run the utility thread on a separate thread. This means that if any
// code needs Blink initialized in the utility process, they need to have
// another path to support single process mode.
if (IsInBrowserProcess())
return;
blink_platform_impl_.reset(new UtilityBlinkPlatformImpl);
blink::Platform::Initialize(blink_platform_impl_.get());
}
void UtilityThreadImpl::Init() {
ChildProcess::current()->AddRefProcess();
auto registry = base::MakeUnique<service_manager::BinderRegistry>();
registry->AddInterface(
base::Bind(&UtilityThreadImpl::BindServiceFactoryRequest,
base::Unretained(this)),
base::ThreadTaskRunnerHandle::Get());
content::ServiceManagerConnection* connection = GetServiceManagerConnection();
if (connection) {
connection->AddConnectionFilter(
base::MakeUnique<SimpleConnectionFilter>(std::move(registry)));
}
GetContentClient()->utility()->UtilityThreadStarted();
service_factory_.reset(new UtilityServiceFactory);
if (connection)
connection->Start();
}
bool UtilityThreadImpl::OnControlMessageReceived(const IPC::Message& msg) {
return GetContentClient()->utility()->OnMessageReceived(msg);
}
void UtilityThreadImpl::BindServiceFactoryRequest(
service_manager::mojom::ServiceFactoryRequest request) {
DCHECK(service_factory_);
service_factory_bindings_.AddBinding(service_factory_.get(),
std::move(request));
}
} // namespace content