| // Copyright 2019 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/utility/browser_exposed_utility_interfaces.h" |
| |
| #include <stdint.h> |
| |
| #include <utility> |
| |
| #include "base/command_line.h" |
| #include "base/functional/bind.h" |
| #include "base/task/single_thread_task_runner.h" |
| #include "build/build_config.h" |
| #include "content/public/common/content_client.h" |
| #include "content/public/utility/content_utility_client.h" |
| #include "mojo/public/cpp/bindings/binder_map.h" |
| #include "mojo/public/cpp/bindings/pending_receiver.h" |
| #include "mojo/public/cpp/bindings/self_owned_receiver.h" |
| #include "sandbox/policy/mojom/sandbox.mojom.h" |
| #include "sandbox/policy/sandbox_type.h" |
| |
| #if !BUILDFLAG(IS_ANDROID) |
| #include "content/public/common/resource_usage_reporter.mojom.h" |
| #include "services/proxy_resolver/proxy_resolver_v8.h" // nogncheck (bug 12345) |
| #endif |
| |
| namespace content { |
| |
| namespace { |
| |
| #if !BUILDFLAG(IS_ANDROID) |
| class ResourceUsageReporterImpl : public mojom::ResourceUsageReporter { |
| public: |
| ResourceUsageReporterImpl() = default; |
| ResourceUsageReporterImpl(const ResourceUsageReporterImpl&) = delete; |
| ~ResourceUsageReporterImpl() override = default; |
| |
| ResourceUsageReporterImpl& operator=(const ResourceUsageReporterImpl&) = |
| delete; |
| |
| private: |
| void GetUsageData(GetUsageDataCallback callback) override { |
| mojom::ResourceUsageDataPtr data = mojom::ResourceUsageData::New(); |
| size_t total_heap_size = |
| proxy_resolver::ProxyResolverV8::GetTotalHeapSize(); |
| if (total_heap_size) { |
| data->reports_v8_stats = true; |
| data->v8_bytes_allocated = total_heap_size; |
| data->v8_bytes_used = proxy_resolver::ProxyResolverV8::GetUsedHeapSize(); |
| } |
| std::move(callback).Run(std::move(data)); |
| } |
| }; |
| |
| void CreateResourceUsageReporter( |
| mojo::PendingReceiver<mojom::ResourceUsageReporter> receiver) { |
| mojo::MakeSelfOwnedReceiver(std::make_unique<ResourceUsageReporterImpl>(), |
| std::move(receiver)); |
| } |
| #endif // !BUILDFLAG(IS_ANDROID) |
| |
| } // namespace |
| |
| void ExposeUtilityInterfacesToBrowser(mojo::BinderMap* binders) { |
| #if !BUILDFLAG(IS_ANDROID) |
| bool bind_usage_reporter = true; |
| #if BUILDFLAG(IS_WIN) |
| auto& cmd_line = *base::CommandLine::ForCurrentProcess(); |
| if (sandbox::policy::SandboxTypeFromCommandLine(cmd_line) == |
| sandbox::mojom::Sandbox::kNoSandboxAndElevatedPrivileges) { |
| bind_usage_reporter = false; |
| } |
| #endif // BUILDFLAG(IS_WIN) |
| if (bind_usage_reporter) { |
| binders->Add<mojom::ResourceUsageReporter>( |
| base::BindRepeating(&CreateResourceUsageReporter), |
| base::SingleThreadTaskRunner::GetCurrentDefault()); |
| } |
| #endif // !BUILDFLAG(IS_ANDROID) |
| |
| GetContentClient()->utility()->ExposeInterfacesToBrowser(binders); |
| } |
| |
| } // namespace content |