net/socket/ssl_client_socket_pool.cc

   1 // Copyright (c) 2012 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 "net/socket/ssl_client_socket_pool.h"
   6
   7 #include "base/bind.h"
   8 #include "base/bind_helpers.h"
   9 #include "base/metrics/field_trial.h"
  10 #include "base/metrics/histogram.h"
  11 #include "base/metrics/sparse_histogram.h"
  12 #include "base/profiler/scoped_tracker.h"
  13 #include "base/values.h"
  14 #include "net/base/host_port_pair.h"
  15 #include "net/base/net_errors.h"
  16 #include "net/http/http_proxy_client_socket.h"
  17 #include "net/http/http_proxy_client_socket_pool.h"
  18 #include "net/socket/client_socket_factory.h"
  19 #include "net/socket/client_socket_handle.h"
  20 #include "net/socket/socks_client_socket_pool.h"
  21 #include "net/socket/ssl_client_socket.h"
  22 #include "net/socket/transport_client_socket_pool.h"
  23 #include "net/ssl/ssl_cert_request_info.h"
  24 #include "net/ssl/ssl_connection_status_flags.h"
  25 #include "net/ssl/ssl_info.h"
  26
  27 namespace net {
  28
  29 SSLSocketParams::SSLSocketParams(
  30     const scoped_refptr<TransportSocketParams>& direct_params,
  31     const scoped_refptr<SOCKSSocketParams>& socks_proxy_params,
  32     const scoped_refptr<HttpProxySocketParams>& http_proxy_params,
  33     const HostPortPair& host_and_port,
  34     const SSLConfig& ssl_config,
  35     PrivacyMode privacy_mode,
  36     int load_flags,
  37     bool want_spdy_over_npn)
  38     : direct_params_(direct_params),
  39       socks_proxy_params_(socks_proxy_params),
  40       http_proxy_params_(http_proxy_params),
  41       host_and_port_(host_and_port),
  42       ssl_config_(ssl_config),
  43       privacy_mode_(privacy_mode),
  44       load_flags_(load_flags),
  45       want_spdy_over_npn_(want_spdy_over_npn),
  46       ignore_limits_(false) {
  47   if (direct_params_.get()) {
  48     DCHECK(!socks_proxy_params_.get());
  49     DCHECK(!http_proxy_params_.get());
  50     ignore_limits_ = direct_params_->ignore_limits();
  51   } else if (socks_proxy_params_.get()) {
  52     DCHECK(!http_proxy_params_.get());
  53     ignore_limits_ = socks_proxy_params_->ignore_limits();
  54   } else {
  55     DCHECK(http_proxy_params_.get());
  56     ignore_limits_ = http_proxy_params_->ignore_limits();
  57   }
  58 }
  59
  60 SSLSocketParams::~SSLSocketParams() {}
  61
  62 SSLSocketParams::ConnectionType SSLSocketParams::GetConnectionType() const {
  63   if (direct_params_.get()) {
  64     DCHECK(!socks_proxy_params_.get());
  65     DCHECK(!http_proxy_params_.get());
  66     return DIRECT;
  67   }
  68
  69   if (socks_proxy_params_.get()) {
  70     DCHECK(!http_proxy_params_.get());
  71     return SOCKS_PROXY;
  72   }
  73
  74   DCHECK(http_proxy_params_.get());
  75   return HTTP_PROXY;
  76 }
  77
  78 const scoped_refptr<TransportSocketParams>&
  79 SSLSocketParams::GetDirectConnectionParams() const {
  80   DCHECK_EQ(GetConnectionType(), DIRECT);
  81   return direct_params_;
  82 }
  83
  84 const scoped_refptr<SOCKSSocketParams>&
  85 SSLSocketParams::GetSocksProxyConnectionParams() const {
  86   DCHECK_EQ(GetConnectionType(), SOCKS_PROXY);
  87   return socks_proxy_params_;
  88 }
  89
  90 const scoped_refptr<HttpProxySocketParams>&
  91 SSLSocketParams::GetHttpProxyConnectionParams() const {
  92   DCHECK_EQ(GetConnectionType(), HTTP_PROXY);
  93   return http_proxy_params_;
  94 }
  95
  96 // Timeout for the SSL handshake portion of the connect.
  97 static const int kSSLHandshakeTimeoutInSeconds = 30;
  98
  99 SSLConnectJob::SSLConnectJob(const std::string& group_name,
 100                              RequestPriority priority,
 101                              const scoped_refptr<SSLSocketParams>& params,
 102                              const base::TimeDelta& timeout_duration,
 103                              TransportClientSocketPool* transport_pool,
 104                              SOCKSClientSocketPool* socks_pool,
 105                              HttpProxyClientSocketPool* http_proxy_pool,
 106                              ClientSocketFactory* client_socket_factory,
 107                              const SSLClientSocketContext& context,
 108                              Delegate* delegate,
 109                              NetLog* net_log)
 110     : ConnectJob(group_name,
 111                  timeout_duration,
 112                  priority,
 113                  delegate,
 114                  BoundNetLog::Make(net_log, NetLog::SOURCE_CONNECT_JOB)),
 115       params_(params),
 116       transport_pool_(transport_pool),
 117       socks_pool_(socks_pool),
 118       http_proxy_pool_(http_proxy_pool),
 119       client_socket_factory_(client_socket_factory),
 120       context_(context.cert_verifier,
 121                context.channel_id_service,
 122                context.transport_security_state,
 123                context.cert_transparency_verifier,
 124                context.cert_policy_enforcer,
 125                (params->privacy_mode() == PRIVACY_MODE_ENABLED
 126                     ? "pm/" + context.ssl_session_cache_shard
 127                     : context.ssl_session_cache_shard)),
 128       callback_(
 129           base::Bind(&SSLConnectJob::OnIOComplete, base::Unretained(this))) {
 130 }
 131
 132 SSLConnectJob::~SSLConnectJob() {
 133 }
 134
 135 LoadState SSLConnectJob::GetLoadState() const {
 136   switch (next_state_) {
 137     case STATE_TUNNEL_CONNECT_COMPLETE:
 138       if (transport_socket_handle_->socket())
 139         return LOAD_STATE_ESTABLISHING_PROXY_TUNNEL;
 140       // else, fall through.
 141     case STATE_TRANSPORT_CONNECT:
 142     case STATE_TRANSPORT_CONNECT_COMPLETE:
 143     case STATE_SOCKS_CONNECT:
 144     case STATE_SOCKS_CONNECT_COMPLETE:
 145     case STATE_TUNNEL_CONNECT:
 146       return transport_socket_handle_->GetLoadState();
 147     case STATE_SSL_CONNECT:
 148     case STATE_SSL_CONNECT_COMPLETE:
 149       return LOAD_STATE_SSL_HANDSHAKE;
 150     default:
 151       NOTREACHED();
 152       return LOAD_STATE_IDLE;
 153   }
 154 }
 155
 156 void SSLConnectJob::GetAdditionalErrorState(ClientSocketHandle* handle) {
 157   // Headers in |error_response_info_| indicate a proxy tunnel setup
 158   // problem. See DoTunnelConnectComplete.
 159   if (error_response_info_.headers.get()) {
 160     handle->set_pending_http_proxy_connection(
 161         transport_socket_handle_.release());
 162   }
 163   handle->set_ssl_error_response_info(error_response_info_);
 164   if (!connect_timing_.ssl_start.is_null())
 165     handle->set_is_ssl_error(true);
 166
 167   handle->set_connection_attempts(connection_attempts_);
 168 }
 169
 170 void SSLConnectJob::OnIOComplete(int result) {
 171   int rv = DoLoop(result);
 172   if (rv != ERR_IO_PENDING)
 173     NotifyDelegateOfCompletion(rv);  // Deletes |this|.
 174 }
 175
 176 int SSLConnectJob::DoLoop(int result) {
 177   DCHECK_NE(next_state_, STATE_NONE);
 178
 179   int rv = result;
 180   do {
 181     State state = next_state_;
 182     next_state_ = STATE_NONE;
 183     switch (state) {
 184       case STATE_TRANSPORT_CONNECT:
 185         DCHECK_EQ(OK, rv);
 186         rv = DoTransportConnect();
 187         break;
 188       case STATE_TRANSPORT_CONNECT_COMPLETE:
 189         rv = DoTransportConnectComplete(rv);
 190         break;
 191       case STATE_SOCKS_CONNECT:
 192         DCHECK_EQ(OK, rv);
 193         rv = DoSOCKSConnect();
 194         break;
 195       case STATE_SOCKS_CONNECT_COMPLETE:
 196         rv = DoSOCKSConnectComplete(rv);
 197         break;
 198       case STATE_TUNNEL_CONNECT:
 199         DCHECK_EQ(OK, rv);
 200         rv = DoTunnelConnect();
 201         break;
 202       case STATE_TUNNEL_CONNECT_COMPLETE:
 203         rv = DoTunnelConnectComplete(rv);
 204         break;
 205       case STATE_SSL_CONNECT:
 206         DCHECK_EQ(OK, rv);
 207         rv = DoSSLConnect();
 208         break;
 209       case STATE_SSL_CONNECT_COMPLETE:
 210         rv = DoSSLConnectComplete(rv);
 211         break;
 212       default:
 213         NOTREACHED() << "bad state";
 214         rv = ERR_FAILED;
 215         break;
 216     }
 217   } while (rv != ERR_IO_PENDING && next_state_ != STATE_NONE);
 218
 219   return rv;
 220 }
 221
 222 int SSLConnectJob::DoTransportConnect() {
 223   DCHECK(transport_pool_);
 224
 225   next_state_ = STATE_TRANSPORT_CONNECT_COMPLETE;
 226   transport_socket_handle_.reset(new ClientSocketHandle());
 227   scoped_refptr<TransportSocketParams> direct_params =
 228       params_->GetDirectConnectionParams();
 229   return transport_socket_handle_->Init(group_name(), direct_params, priority(),
 230                                         callback_, transport_pool_, net_log());
 231 }
 232
 233 int SSLConnectJob::DoTransportConnectComplete(int result) {
 234   connection_attempts_ = transport_socket_handle_->connection_attempts();
 235   if (result == OK) {
 236     next_state_ = STATE_SSL_CONNECT;
 237     transport_socket_handle_->socket()->GetPeerAddress(&server_address_);
 238   }
 239
 240   return result;
 241 }
 242
 243 int SSLConnectJob::DoSOCKSConnect() {
 244   DCHECK(socks_pool_);
 245   next_state_ = STATE_SOCKS_CONNECT_COMPLETE;
 246   transport_socket_handle_.reset(new ClientSocketHandle());
 247   scoped_refptr<SOCKSSocketParams> socks_proxy_params =
 248       params_->GetSocksProxyConnectionParams();
 249   return transport_socket_handle_->Init(group_name(), socks_proxy_params,
 250                                         priority(), callback_, socks_pool_,
 251                                         net_log());
 252 }
 253
 254 int SSLConnectJob::DoSOCKSConnectComplete(int result) {
 255   if (result == OK)
 256     next_state_ = STATE_SSL_CONNECT;
 257
 258   return result;
 259 }
 260
 261 int SSLConnectJob::DoTunnelConnect() {
 262   DCHECK(http_proxy_pool_);
 263   next_state_ = STATE_TUNNEL_CONNECT_COMPLETE;
 264
 265   transport_socket_handle_.reset(new ClientSocketHandle());
 266   scoped_refptr<HttpProxySocketParams> http_proxy_params =
 267       params_->GetHttpProxyConnectionParams();
 268   return transport_socket_handle_->Init(group_name(), http_proxy_params,
 269                                         priority(), callback_, http_proxy_pool_,
 270                                         net_log());
 271 }
 272
 273 int SSLConnectJob::DoTunnelConnectComplete(int result) {
 274   // Extract the information needed to prompt for appropriate proxy
 275   // authentication so that when ClientSocketPoolBaseHelper calls
 276   // |GetAdditionalErrorState|, we can easily set the state.
 277   if (result == ERR_SSL_CLIENT_AUTH_CERT_NEEDED) {
 278     error_response_info_ = transport_socket_handle_->ssl_error_response_info();
 279   } else if (result == ERR_PROXY_AUTH_REQUESTED ||
 280              result == ERR_HTTPS_PROXY_TUNNEL_RESPONSE) {
 281     StreamSocket* socket = transport_socket_handle_->socket();
 282     ProxyClientSocket* tunnel_socket = static_cast<ProxyClientSocket*>(socket);
 283     error_response_info_ = *tunnel_socket->GetConnectResponseInfo();
 284   }
 285   if (result < 0)
 286     return result;
 287
 288   next_state_ = STATE_SSL_CONNECT;
 289   return result;
 290 }
 291
 292 int SSLConnectJob::DoSSLConnect() {
 293   // TODO(pkasting): Remove ScopedTracker below once crbug.com/462815 is fixed.
 294   tracked_objects::ScopedTracker tracking_profile(
 295       FROM_HERE_WITH_EXPLICIT_FUNCTION("462815 SSLConnectJob::DoSSLConnect"));
 296
 297   next_state_ = STATE_SSL_CONNECT_COMPLETE;
 298
 299   // Reset the timeout to just the time allowed for the SSL handshake.
 300   ResetTimer(base::TimeDelta::FromSeconds(kSSLHandshakeTimeoutInSeconds));
 301
 302   // If the handle has a fresh socket, get its connect start and DNS times.
 303   // This should always be the case.
 304   const LoadTimingInfo::ConnectTiming& socket_connect_timing =
 305       transport_socket_handle_->connect_timing();
 306   if (!transport_socket_handle_->is_reused() &&
 307       !socket_connect_timing.connect_start.is_null()) {
 308     // Overwriting |connect_start| serves two purposes - it adjusts timing so
 309     // |connect_start| doesn't include dns times, and it adjusts the time so
 310     // as not to include time spent waiting for an idle socket.
 311     connect_timing_.connect_start = socket_connect_timing.connect_start;
 312     connect_timing_.dns_start = socket_connect_timing.dns_start;
 313     connect_timing_.dns_end = socket_connect_timing.dns_end;
 314   }
 315
 316   connect_timing_.ssl_start = base::TimeTicks::Now();
 317
 318   ssl_socket_ = client_socket_factory_->CreateSSLClientSocket(
 319       transport_socket_handle_.Pass(),
 320       params_->host_and_port(),
 321       params_->ssl_config(),
 322       context_);
 323   return ssl_socket_->Connect(callback_);
 324 }
 325
 326 int SSLConnectJob::DoSSLConnectComplete(int result) {
 327   // TODO(rvargas): Remove ScopedTracker below once crbug.com/462784 is fixed.
 328   tracked_objects::ScopedTracker tracking_profile(
 329       FROM_HERE_WITH_EXPLICIT_FUNCTION(
 330           "462784 SSLConnectJob::DoSSLConnectComplete"));
 331
 332   connect_timing_.ssl_end = base::TimeTicks::Now();
 333
 334   if (result != OK && !server_address_.address().empty()) {
 335     connection_attempts_.push_back(ConnectionAttempt(server_address_, result));
 336     server_address_ = IPEndPoint();
 337   }
 338
 339   // If we want SPDY over ALPN/NPN, make sure it succeeded.
 340   if (params_->want_spdy_over_npn() &&
 341       !NextProtoIsSPDY(ssl_socket_->GetNegotiatedProtocol())) {
 342     return ERR_NPN_NEGOTIATION_FAILED;
 343   }
 344
 345   if (result == OK ||
 346       ssl_socket_->IgnoreCertError(result, params_->load_flags())) {
 347     DCHECK(!connect_timing_.ssl_start.is_null());
 348     base::TimeDelta connect_duration =
 349         connect_timing_.ssl_end - connect_timing_.ssl_start;
 350     if (params_->want_spdy_over_npn()) {
 351       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SpdyConnectionLatency_2",
 352                                  connect_duration,
 353                                  base::TimeDelta::FromMilliseconds(1),
 354                                  base::TimeDelta::FromMinutes(1),
 355                                  100);
 356     }
 357
 358     UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_2",
 359                                connect_duration,
 360                                base::TimeDelta::FromMilliseconds(1),
 361                                base::TimeDelta::FromMinutes(1),
 362                                100);
 363
 364     SSLInfo ssl_info;
 365     bool has_ssl_info = ssl_socket_->GetSSLInfo(&ssl_info);
 366     DCHECK(has_ssl_info);
 367
 368     UMA_HISTOGRAM_ENUMERATION("Net.SSLVersion", SSLConnectionStatusToVersion(
 369                                                     ssl_info.connection_status),
 370                               SSL_CONNECTION_VERSION_MAX);
 371
 372     UMA_HISTOGRAM_SPARSE_SLOWLY("Net.SSL_CipherSuite",
 373                                 SSLConnectionStatusToCipherSuite(
 374                                     ssl_info.connection_status));
 375
 376     if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_RESUME) {
 377       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Resume_Handshake",
 378                                  connect_duration,
 379                                  base::TimeDelta::FromMilliseconds(1),
 380                                  base::TimeDelta::FromMinutes(1),
 381                                  100);
 382     } else if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_FULL) {
 383       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Full_Handshake",
 384                                  connect_duration,
 385                                  base::TimeDelta::FromMilliseconds(1),
 386                                  base::TimeDelta::FromMinutes(1),
 387                                  100);
 388     }
 389
 390     const std::string& host = params_->host_and_port().host();
 391     bool is_google =
 392         host == "google.com" ||
 393         (host.size() > 11 && host.rfind(".google.com") == host.size() - 11);
 394     if (is_google) {
 395       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google2",
 396                                  connect_duration,
 397                                  base::TimeDelta::FromMilliseconds(1),
 398                                  base::TimeDelta::FromMinutes(1),
 399                                  100);
 400       if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_RESUME) {
 401         UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google_"
 402                                        "Resume_Handshake",
 403                                    connect_duration,
 404                                    base::TimeDelta::FromMilliseconds(1),
 405                                    base::TimeDelta::FromMinutes(1),
 406                                    100);
 407       } else if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_FULL) {
 408         UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google_"
 409                                        "Full_Handshake",
 410                                    connect_duration,
 411                                    base::TimeDelta::FromMilliseconds(1),
 412                                    base::TimeDelta::FromMinutes(1),
 413                                    100);
 414       }
 415     }
 416   }
 417
 418   UMA_HISTOGRAM_SPARSE_SLOWLY("Net.SSL_Connection_Error", std::abs(result));
 419   if (params_->ssl_config().fastradio_padding_eligible) {
 420     UMA_HISTOGRAM_SPARSE_SLOWLY("Net.SSL_Connection_Error_FastRadioPadding",
 421                                 std::abs(result));
 422   }
 423
 424   if (result == OK || IsCertificateError(result)) {
 425     SetSocket(ssl_socket_.Pass());
 426   } else if (result == ERR_SSL_CLIENT_AUTH_CERT_NEEDED) {
 427     error_response_info_.cert_request_info = new SSLCertRequestInfo;
 428     ssl_socket_->GetSSLCertRequestInfo(
 429         error_response_info_.cert_request_info.get());
 430   }
 431
 432   return result;
 433 }
 434
 435 SSLConnectJob::State SSLConnectJob::GetInitialState(
 436     SSLSocketParams::ConnectionType connection_type) {
 437   switch (connection_type) {
 438     case SSLSocketParams::DIRECT:
 439       return STATE_TRANSPORT_CONNECT;
 440     case SSLSocketParams::HTTP_PROXY:
 441       return STATE_TUNNEL_CONNECT;
 442     case SSLSocketParams::SOCKS_PROXY:
 443       return STATE_SOCKS_CONNECT;
 444   }
 445   NOTREACHED();
 446   return STATE_NONE;
 447 }
 448
 449 int SSLConnectJob::ConnectInternal() {
 450   next_state_ = GetInitialState(params_->GetConnectionType());
 451   return DoLoop(OK);
 452 }
 453
 454 SSLClientSocketPool::SSLConnectJobFactory::SSLConnectJobFactory(
 455     TransportClientSocketPool* transport_pool,
 456     SOCKSClientSocketPool* socks_pool,
 457     HttpProxyClientSocketPool* http_proxy_pool,
 458     ClientSocketFactory* client_socket_factory,
 459     const SSLClientSocketContext& context,
 460     NetLog* net_log)
 461     : transport_pool_(transport_pool),
 462       socks_pool_(socks_pool),
 463       http_proxy_pool_(http_proxy_pool),
 464       client_socket_factory_(client_socket_factory),
 465       context_(context),
 466       net_log_(net_log) {
 467   base::TimeDelta max_transport_timeout = base::TimeDelta();
 468   base::TimeDelta pool_timeout;
 469   if (transport_pool_)
 470     max_transport_timeout = transport_pool_->ConnectionTimeout();
 471   if (socks_pool_) {
 472     pool_timeout = socks_pool_->ConnectionTimeout();
 473     if (pool_timeout > max_transport_timeout)
 474       max_transport_timeout = pool_timeout;
 475   }
 476   if (http_proxy_pool_) {
 477     pool_timeout = http_proxy_pool_->ConnectionTimeout();
 478     if (pool_timeout > max_transport_timeout)
 479       max_transport_timeout = pool_timeout;
 480   }
 481   timeout_ = max_transport_timeout +
 482       base::TimeDelta::FromSeconds(kSSLHandshakeTimeoutInSeconds);
 483 }
 484
 485 SSLClientSocketPool::SSLConnectJobFactory::~SSLConnectJobFactory() {
 486 }
 487
 488 SSLClientSocketPool::SSLClientSocketPool(
 489     int max_sockets,
 490     int max_sockets_per_group,
 491     CertVerifier* cert_verifier,
 492     ChannelIDService* channel_id_service,
 493     TransportSecurityState* transport_security_state,
 494     CTVerifier* cert_transparency_verifier,
 495     CertPolicyEnforcer* cert_policy_enforcer,
 496     const std::string& ssl_session_cache_shard,
 497     ClientSocketFactory* client_socket_factory,
 498     TransportClientSocketPool* transport_pool,
 499     SOCKSClientSocketPool* socks_pool,
 500     HttpProxyClientSocketPool* http_proxy_pool,
 501     SSLConfigService* ssl_config_service,
 502     NetLog* net_log)
 503     : transport_pool_(transport_pool),
 504       socks_pool_(socks_pool),
 505       http_proxy_pool_(http_proxy_pool),
 506       base_(this,
 507             max_sockets,
 508             max_sockets_per_group,
 509             ClientSocketPool::unused_idle_socket_timeout(),
 510             ClientSocketPool::used_idle_socket_timeout(),
 511             new SSLConnectJobFactory(
 512                 transport_pool,
 513                 socks_pool,
 514                 http_proxy_pool,
 515                 client_socket_factory,
 516                 SSLClientSocketContext(cert_verifier,
 517                                        channel_id_service,
 518                                        transport_security_state,
 519                                        cert_transparency_verifier,
 520                                        cert_policy_enforcer,
 521                                        ssl_session_cache_shard),
 522                 net_log)),
 523       ssl_config_service_(ssl_config_service) {
 524   if (ssl_config_service_.get())
 525     ssl_config_service_->AddObserver(this);
 526   if (transport_pool_)
 527     base_.AddLowerLayeredPool(transport_pool_);
 528   if (socks_pool_)
 529     base_.AddLowerLayeredPool(socks_pool_);
 530   if (http_proxy_pool_)
 531     base_.AddLowerLayeredPool(http_proxy_pool_);
 532 }
 533
 534 SSLClientSocketPool::~SSLClientSocketPool() {
 535   if (ssl_config_service_.get())
 536     ssl_config_service_->RemoveObserver(this);
 537 }
 538
 539 scoped_ptr<ConnectJob> SSLClientSocketPool::SSLConnectJobFactory::NewConnectJob(
 540     const std::string& group_name,
 541     const PoolBase::Request& request,
 542     ConnectJob::Delegate* delegate) const {
 543   return scoped_ptr<ConnectJob>(new SSLConnectJob(group_name,
 544                                                   request.priority(),
 545                                                   request.params(),
 546                                                   ConnectionTimeout(),
 547                                                   transport_pool_,
 548                                                   socks_pool_,
 549                                                   http_proxy_pool_,
 550                                                   client_socket_factory_,
 551                                                   context_,
 552                                                   delegate,
 553                                                   net_log_));
 554 }
 555
 556 base::TimeDelta SSLClientSocketPool::SSLConnectJobFactory::ConnectionTimeout()
 557     const {
 558   return timeout_;
 559 }
 560
 561 int SSLClientSocketPool::RequestSocket(const std::string& group_name,
 562                                        const void* socket_params,
 563                                        RequestPriority priority,
 564                                        ClientSocketHandle* handle,
 565                                        const CompletionCallback& callback,
 566                                        const BoundNetLog& net_log) {
 567   const scoped_refptr<SSLSocketParams>* casted_socket_params =
 568       static_cast<const scoped_refptr<SSLSocketParams>*>(socket_params);
 569
 570   return base_.RequestSocket(group_name, *casted_socket_params, priority,
 571                              handle, callback, net_log);
 572 }
 573
 574 void SSLClientSocketPool::RequestSockets(
 575     const std::string& group_name,
 576     const void* params,
 577     int num_sockets,
 578     const BoundNetLog& net_log) {
 579   const scoped_refptr<SSLSocketParams>* casted_params =
 580       static_cast<const scoped_refptr<SSLSocketParams>*>(params);
 581
 582   base_.RequestSockets(group_name, *casted_params, num_sockets, net_log);
 583 }
 584
 585 void SSLClientSocketPool::CancelRequest(const std::string& group_name,
 586                                         ClientSocketHandle* handle) {
 587   base_.CancelRequest(group_name, handle);
 588 }
 589
 590 void SSLClientSocketPool::ReleaseSocket(const std::string& group_name,
 591                                         scoped_ptr<StreamSocket> socket,
 592                                         int id) {
 593   base_.ReleaseSocket(group_name, socket.Pass(), id);
 594 }
 595
 596 void SSLClientSocketPool::FlushWithError(int error) {
 597   base_.FlushWithError(error);
 598 }
 599
 600 void SSLClientSocketPool::CloseIdleSockets() {
 601   base_.CloseIdleSockets();
 602 }
 603
 604 int SSLClientSocketPool::IdleSocketCount() const {
 605   return base_.idle_socket_count();
 606 }
 607
 608 int SSLClientSocketPool::IdleSocketCountInGroup(
 609     const std::string& group_name) const {
 610   return base_.IdleSocketCountInGroup(group_name);
 611 }
 612
 613 LoadState SSLClientSocketPool::GetLoadState(
 614     const std::string& group_name, const ClientSocketHandle* handle) const {
 615   return base_.GetLoadState(group_name, handle);
 616 }
 617
 618 base::DictionaryValue* SSLClientSocketPool::GetInfoAsValue(
 619     const std::string& name,
 620     const std::string& type,
 621     bool include_nested_pools) const {
 622   base::DictionaryValue* dict = base_.GetInfoAsValue(name, type);
 623   if (include_nested_pools) {
 624     base::ListValue* list = new base::ListValue();
 625     if (transport_pool_) {
 626       list->Append(transport_pool_->GetInfoAsValue("transport_socket_pool",
 627                                                    "transport_socket_pool",
 628                                                    false));
 629     }
 630     if (socks_pool_) {
 631       list->Append(socks_pool_->GetInfoAsValue("socks_pool",
 632                                                "socks_pool",
 633                                                true));
 634     }
 635     if (http_proxy_pool_) {
 636       list->Append(http_proxy_pool_->GetInfoAsValue("http_proxy_pool",
 637                                                     "http_proxy_pool",
 638                                                     true));
 639     }
 640     dict->Set("nested_pools", list);
 641   }
 642   return dict;
 643 }
 644
 645 base::TimeDelta SSLClientSocketPool::ConnectionTimeout() const {
 646   return base_.ConnectionTimeout();
 647 }
 648
 649 bool SSLClientSocketPool::IsStalled() const {
 650   return base_.IsStalled();
 651 }
 652
 653 void SSLClientSocketPool::AddHigherLayeredPool(HigherLayeredPool* higher_pool) {
 654   base_.AddHigherLayeredPool(higher_pool);
 655 }
 656
 657 void SSLClientSocketPool::RemoveHigherLayeredPool(
 658     HigherLayeredPool* higher_pool) {
 659   base_.RemoveHigherLayeredPool(higher_pool);
 660 }
 661
 662 bool SSLClientSocketPool::CloseOneIdleConnection() {
 663   if (base_.CloseOneIdleSocket())
 664     return true;
 665   return base_.CloseOneIdleConnectionInHigherLayeredPool();
 666 }
 667
 668 void SSLClientSocketPool::OnSSLConfigChanged() {
 669   FlushWithError(ERR_NETWORK_CHANGED);
 670 }
 671
 672 }  // namespace net