electron/shell/browser/io_thread.cc

144 lines
5.2 KiB
C++

// Copyright (c) 2017 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/browser/io_thread.h"
#include <string>
#include <utility>
#include "components/net_log/chrome_net_log.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/network_service_instance.h"
#include "net/cert/caching_cert_verifier.h"
#include "net/cert/cert_verifier.h"
#include "net/cert/cert_verify_proc.h"
#include "net/cert/multi_threaded_cert_verifier.h"
#include "net/log/net_log_util.h"
#include "net/proxy_resolution/proxy_resolution_service.h"
#include "net/url_request/url_request_context.h"
#include "services/network/network_service.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/network_switches.h"
#include "services/network/public/mojom/net_log.mojom.h"
#include "services/network/url_request_context_builder_mojo.h"
#include "shell/browser/net/url_request_context_getter.h"
using content::BrowserThread;
namespace {
// Parses the desired granularity of NetLog capturing specified by the command
// line.
net::NetLogCaptureMode GetNetCaptureModeFromCommandLine(
const base::CommandLine& command_line) {
base::StringPiece switch_name = network::switches::kNetLogCaptureMode;
if (command_line.HasSwitch(switch_name)) {
std::string value = command_line.GetSwitchValueASCII(switch_name);
if (value == "Default")
return net::NetLogCaptureMode::kDefault;
if (value == "IncludeCookiesAndCredentials")
return net::NetLogCaptureMode::kIncludeSensitive;
if (value == "IncludeSocketBytes")
return net::NetLogCaptureMode::kEverything;
LOG(ERROR) << "Unrecognized value for --" << switch_name;
}
return net::NetLogCaptureMode::kDefault;
}
} // namespace
IOThread::IOThread(
SystemNetworkContextManager* system_network_context_manager) {
BrowserThread::SetIOThreadDelegate(this);
system_network_context_manager->SetUp(
&network_context_request_, &network_context_params_,
&http_auth_static_params_, &http_auth_dynamic_params_);
}
IOThread::~IOThread() {
BrowserThread::SetIOThreadDelegate(nullptr);
}
void IOThread::RegisterURLRequestContextGetter(
electron::URLRequestContextGetter* getter) {
base::AutoLock lock(lock_);
DCHECK(!base::FeatureList::IsEnabled(network::features::kNetworkService));
DCHECK_EQ(0u, request_context_getters_.count(getter));
request_context_getters_.insert(getter);
}
void IOThread::DeregisterURLRequestContextGetter(
electron::URLRequestContextGetter* getter) {
base::AutoLock lock(lock_);
DCHECK(!base::FeatureList::IsEnabled(network::features::kNetworkService));
DCHECK_EQ(1u, request_context_getters_.count(getter));
request_context_getters_.erase(getter);
}
void IOThread::Init() {
if (!base::FeatureList::IsEnabled(network::features::kNetworkService)) {
std::unique_ptr<network::URLRequestContextBuilderMojo> builder =
std::make_unique<network::URLRequestContextBuilderMojo>();
// Enable file:// support.
builder->set_file_enabled(true);
auto cert_verifier = std::make_unique<net::CachingCertVerifier>(
std::make_unique<net::MultiThreadedCertVerifier>(
net::CertVerifyProc::CreateDefault(nullptr)));
builder->SetCertVerifier(std::move(cert_verifier));
// Create the network service, so that shared host resolver
// gets created which is required to set the auth preferences below.
network::NetworkService* network_service = content::GetNetworkServiceImpl();
network_service->SetUpHttpAuth(std::move(http_auth_static_params_));
network_service->ConfigureHttpAuthPrefs(
std::move(http_auth_dynamic_params_));
const base::CommandLine* command_line =
base::CommandLine::ForCurrentProcess();
// start net log trace if --log-net-log is passed in the command line.
if (command_line->HasSwitch(network::switches::kLogNetLog)) {
base::FilePath log_file =
command_line->GetSwitchValuePath(network::switches::kLogNetLog);
base::File file(log_file,
base::File::FLAG_CREATE_ALWAYS | base::File::FLAG_WRITE);
if (log_file.empty() || !file.IsValid()) {
LOG(ERROR) << "Failed opening NetLog: " << log_file.value();
} else {
auto platform_dict = net_log::GetPlatformConstantsForNetLog(
base::CommandLine::ForCurrentProcess()->GetCommandLineString(),
std::string(ELECTRON_PRODUCT_NAME));
network_service->StartNetLog(
std::move(file), GetNetCaptureModeFromCommandLine(*command_line),
platform_dict ? std::move(*platform_dict)
: base::DictionaryValue());
}
}
system_network_context_ = network_service->CreateNetworkContextWithBuilder(
std::move(network_context_request_), std::move(network_context_params_),
std::move(builder), &system_request_context_);
}
}
void IOThread::CleanUp() {
if (!base::FeatureList::IsEnabled(network::features::kNetworkService)) {
system_request_context_->proxy_resolution_service()->OnShutdown();
base::AutoLock lock(lock_);
for (auto* getter : request_context_getters_) {
getter->NotifyContextShuttingDown();
}
system_network_context_.reset();
}
}