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