content/shell/browser/shell_url_request_context_getter.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/shell/browser/shell_url_request_context_getter.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/logging.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "base/strings/string_number_conversions.h"
  11 #include "base/strings/string_split.h"
  12 #include "base/strings/string_util.h"
  13 #include "base/threading/sequenced_worker_pool.h"
  14 #include "base/threading/worker_pool.h"
  15 #include "content/public/browser/browser_thread.h"
  16 #include "content/public/browser/cookie_store_factory.h"
  17 #include "content/public/common/content_switches.h"
  18 #include "content/shell/browser/shell_network_delegate.h"
  19 #include "content/shell/common/shell_content_client.h"
  20 #include "content/shell/common/shell_switches.h"
  21 #include "net/base/cache_type.h"
  22 #include "net/cert/cert_verifier.h"
  23 #include "net/cookies/cookie_monster.h"
  24 #include "net/dns/host_resolver.h"
  25 #include "net/dns/mapped_host_resolver.h"
  26 #include "net/http/http_auth_handler_factory.h"
  27 #include "net/http/http_cache.h"
  28 #include "net/http/http_network_session.h"
  29 #include "net/http/http_server_properties_impl.h"
  30 #include "net/http/transport_security_state.h"
  31 #include "net/proxy/proxy_service.h"
  32 #include "net/ssl/channel_id_service.h"
  33 #include "net/ssl/default_channel_id_store.h"
  34 #include "net/ssl/ssl_config_service_defaults.h"
  35 #include "net/url_request/data_protocol_handler.h"
  36 #include "net/url_request/file_protocol_handler.h"
  37 #include "net/url_request/static_http_user_agent_settings.h"
  38 #include "net/url_request/url_request_context.h"
  39 #include "net/url_request/url_request_context_storage.h"
  40 #include "net/url_request/url_request_intercepting_job_factory.h"
  41 #include "net/url_request/url_request_job_factory_impl.h"
  42 #include "url/url_constants.h"
  43
  44 namespace content {
  45
  46 namespace {
  47
  48 void InstallProtocolHandlers(net::URLRequestJobFactoryImpl* job_factory,
  49                              ProtocolHandlerMap* protocol_handlers) {
  50   for (ProtocolHandlerMap::iterator it =
  51            protocol_handlers->begin();
  52        it != protocol_handlers->end();
  53        ++it) {
  54     bool set_protocol = job_factory->SetProtocolHandler(
  55         it->first, make_scoped_ptr(it->second.release()));
  56     DCHECK(set_protocol);
  57   }
  58   protocol_handlers->clear();
  59 }
  60
  61 }  // namespace
  62
  63 ShellURLRequestContextGetter::ShellURLRequestContextGetter(
  64     bool ignore_certificate_errors,
  65     const base::FilePath& base_path,
  66     base::MessageLoop* io_loop,
  67     base::MessageLoop* file_loop,
  68     ProtocolHandlerMap* protocol_handlers,
  69     URLRequestInterceptorScopedVector request_interceptors,
  70     net::NetLog* net_log)
  71     : ignore_certificate_errors_(ignore_certificate_errors),
  72       base_path_(base_path),
  73       io_loop_(io_loop),
  74       file_loop_(file_loop),
  75       net_log_(net_log),
  76       request_interceptors_(request_interceptors.Pass()) {
  77   // Must first be created on the UI thread.
  78   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  79
  80   std::swap(protocol_handlers_, *protocol_handlers);
  81
  82   // We must create the proxy config service on the UI loop on Linux because it
  83   // must synchronously run on the glib message loop. This will be passed to
  84   // the URLRequestContextStorage on the IO thread in GetURLRequestContext().
  85   proxy_config_service_.reset(GetProxyConfigService());
  86 }
  87
  88 ShellURLRequestContextGetter::~ShellURLRequestContextGetter() {
  89 }
  90
  91 net::NetworkDelegate* ShellURLRequestContextGetter::CreateNetworkDelegate() {
  92   return new ShellNetworkDelegate;
  93 }
  94
  95 net::ProxyConfigService* ShellURLRequestContextGetter::GetProxyConfigService() {
  96   return net::ProxyService::CreateSystemProxyConfigService(
  97       io_loop_->task_runner(), file_loop_->task_runner());
  98 }
  99
 100 net::ProxyService* ShellURLRequestContextGetter::GetProxyService() {
 101   // TODO(jam): use v8 if possible, look at chrome code.
 102   return net::ProxyService::CreateUsingSystemProxyResolver(
 103       proxy_config_service_.release(), 0, url_request_context_->net_log());
 104 }
 105
 106 net::URLRequestContext* ShellURLRequestContextGetter::GetURLRequestContext() {
 107   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 108
 109   if (!url_request_context_) {
 110     const base::CommandLine& command_line =
 111         *base::CommandLine::ForCurrentProcess();
 112
 113     url_request_context_.reset(new net::URLRequestContext());
 114     url_request_context_->set_net_log(net_log_);
 115     network_delegate_.reset(CreateNetworkDelegate());
 116     url_request_context_->set_network_delegate(network_delegate_.get());
 117     storage_.reset(
 118         new net::URLRequestContextStorage(url_request_context_.get()));
 119     storage_->set_cookie_store(CreateCookieStore(CookieStoreConfig()));
 120     storage_->set_channel_id_service(make_scoped_ptr(
 121         new net::ChannelIDService(new net::DefaultChannelIDStore(NULL),
 122                                   base::WorkerPool::GetTaskRunner(true))));
 123     storage_->set_http_user_agent_settings(
 124         new net::StaticHttpUserAgentSettings(
 125             "en-us,en", GetShellUserAgent()));
 126
 127     scoped_ptr<net::HostResolver> host_resolver(
 128         net::HostResolver::CreateDefaultResolver(
 129             url_request_context_->net_log()));
 130
 131     storage_->set_cert_verifier(net::CertVerifier::CreateDefault());
 132     storage_->set_transport_security_state(new net::TransportSecurityState);
 133     storage_->set_proxy_service(GetProxyService());
 134     storage_->set_ssl_config_service(new net::SSLConfigServiceDefaults);
 135     storage_->set_http_auth_handler_factory(
 136         net::HttpAuthHandlerFactory::CreateDefault(host_resolver.get()));
 137     storage_->set_http_server_properties(
 138         scoped_ptr<net::HttpServerProperties>(
 139             new net::HttpServerPropertiesImpl()));
 140
 141     base::FilePath cache_path = base_path_.Append(FILE_PATH_LITERAL("Cache"));
 142     net::HttpCache::DefaultBackend* main_backend =
 143         new net::HttpCache::DefaultBackend(
 144             net::DISK_CACHE,
 145 #if defined(OS_ANDROID)
 146             // TODO(rdsmith): Remove when default backend for Android is
 147             // changed to simple cache.
 148             net::CACHE_BACKEND_SIMPLE,
 149 #else
 150             net::CACHE_BACKEND_DEFAULT,
 151 #endif
 152             cache_path,
 153             0,
 154             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE));
 155
 156     net::HttpNetworkSession::Params network_session_params;
 157     network_session_params.cert_verifier =
 158         url_request_context_->cert_verifier();
 159     network_session_params.transport_security_state =
 160         url_request_context_->transport_security_state();
 161     network_session_params.channel_id_service =
 162         url_request_context_->channel_id_service();
 163     network_session_params.proxy_service =
 164         url_request_context_->proxy_service();
 165     network_session_params.ssl_config_service =
 166         url_request_context_->ssl_config_service();
 167     network_session_params.http_auth_handler_factory =
 168         url_request_context_->http_auth_handler_factory();
 169     network_session_params.network_delegate =
 170         network_delegate_.get();
 171     network_session_params.http_server_properties =
 172         url_request_context_->http_server_properties();
 173     network_session_params.net_log =
 174         url_request_context_->net_log();
 175     network_session_params.ignore_certificate_errors =
 176         ignore_certificate_errors_;
 177     if (command_line.HasSwitch(switches::kTestingFixedHttpPort)) {
 178       int value;
 179       base::StringToInt(command_line.GetSwitchValueASCII(
 180           switches::kTestingFixedHttpPort), &value);
 181       network_session_params.testing_fixed_http_port = value;
 182     }
 183     if (command_line.HasSwitch(switches::kTestingFixedHttpsPort)) {
 184       int value;
 185       base::StringToInt(command_line.GetSwitchValueASCII(
 186           switches::kTestingFixedHttpsPort), &value);
 187       network_session_params.testing_fixed_https_port = value;
 188     }
 189     if (command_line.HasSwitch(switches::kHostResolverRules)) {
 190       scoped_ptr<net::MappedHostResolver> mapped_host_resolver(
 191           new net::MappedHostResolver(host_resolver.Pass()));
 192       mapped_host_resolver->SetRulesFromString(
 193           command_line.GetSwitchValueASCII(switches::kHostResolverRules));
 194       host_resolver = mapped_host_resolver.Pass();
 195     }
 196
 197     // Give |storage_| ownership at the end in case it's |mapped_host_resolver|.
 198     storage_->set_host_resolver(host_resolver.Pass());
 199     network_session_params.host_resolver =
 200         url_request_context_->host_resolver();
 201
 202     net::HttpCache* main_cache = new net::HttpCache(
 203         network_session_params, main_backend);
 204     storage_->set_http_transaction_factory(main_cache);
 205
 206     scoped_ptr<net::URLRequestJobFactoryImpl> job_factory(
 207         new net::URLRequestJobFactoryImpl());
 208     // Keep ProtocolHandlers added in sync with
 209     // ShellContentBrowserClient::IsHandledURL().
 210     InstallProtocolHandlers(job_factory.get(), &protocol_handlers_);
 211     bool set_protocol = job_factory->SetProtocolHandler(
 212         url::kDataScheme, make_scoped_ptr(new net::DataProtocolHandler));
 213     DCHECK(set_protocol);
 214 #if !defined(DISABLE_FILE_SUPPORT)
 215     set_protocol = job_factory->SetProtocolHandler(
 216         url::kFileScheme,
 217         make_scoped_ptr(new net::FileProtocolHandler(
 218             BrowserThread::GetBlockingPool()->GetTaskRunnerWithShutdownBehavior(
 219                 base::SequencedWorkerPool::SKIP_ON_SHUTDOWN))));
 220     DCHECK(set_protocol);
 221 #endif
 222
 223     // Set up interceptors in the reverse order.
 224     scoped_ptr<net::URLRequestJobFactory> top_job_factory =
 225         job_factory.Pass();
 226     for (URLRequestInterceptorScopedVector::reverse_iterator i =
 227              request_interceptors_.rbegin();
 228          i != request_interceptors_.rend();
 229          ++i) {
 230       top_job_factory.reset(new net::URLRequestInterceptingJobFactory(
 231           top_job_factory.Pass(), make_scoped_ptr(*i)));
 232     }
 233     request_interceptors_.weak_clear();
 234
 235     storage_->set_job_factory(top_job_factory.release());
 236   }
 237
 238   return url_request_context_.get();
 239 }
 240
 241 scoped_refptr<base::SingleThreadTaskRunner>
 242     ShellURLRequestContextGetter::GetNetworkTaskRunner() const {
 243   return BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO);
 244 }
 245
 246 net::HostResolver* ShellURLRequestContextGetter::host_resolver() {
 247   return url_request_context_->host_resolver();
 248 }
 249
 250 }  // namespace content