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/values.h"
  13 #include "net/base/host_port_pair.h"
  14 #include "net/base/net_errors.h"
  15 #include "net/http/http_proxy_client_socket.h"
  16 #include "net/http/http_proxy_client_socket_pool.h"
  17 #include "net/socket/client_socket_factory.h"
  18 #include "net/socket/client_socket_handle.h"
  19 #include "net/socket/socks_client_socket_pool.h"
  20 #include "net/socket/ssl_client_socket.h"
  21 #include "net/socket/transport_client_socket_pool.h"
  22 #include "net/ssl/ssl_cert_request_info.h"
  23 #include "net/ssl/ssl_connection_status_flags.h"
  24 #include "net/ssl/ssl_info.h"
  25
  26 namespace net {
  27
  28 SSLSocketParams::SSLSocketParams(
  29     const scoped_refptr<TransportSocketParams>& direct_params,
  30     const scoped_refptr<SOCKSSocketParams>& socks_proxy_params,
  31     const scoped_refptr<HttpProxySocketParams>& http_proxy_params,
  32     const HostPortPair& host_and_port,
  33     const SSLConfig& ssl_config,
  34     PrivacyMode privacy_mode,
  35     int load_flags,
  36     bool force_spdy_over_ssl,
  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       force_spdy_over_ssl_(force_spdy_over_ssl),
  46       want_spdy_over_npn_(want_spdy_over_npn),
  47       ignore_limits_(false) {
  48   if (direct_params_) {
  49     DCHECK(!socks_proxy_params_);
  50     DCHECK(!http_proxy_params_);
  51     ignore_limits_ = direct_params_->ignore_limits();
  52   } else if (socks_proxy_params_) {
  53     DCHECK(!http_proxy_params_);
  54     ignore_limits_ = socks_proxy_params_->ignore_limits();
  55   } else {
  56     DCHECK(http_proxy_params_);
  57     ignore_limits_ = http_proxy_params_->ignore_limits();
  58   }
  59 }
  60
  61 SSLSocketParams::~SSLSocketParams() {}
  62
  63 SSLSocketParams::ConnectionType SSLSocketParams::GetConnectionType() const {
  64   if (direct_params_) {
  65     DCHECK(!socks_proxy_params_);
  66     DCHECK(!http_proxy_params_);
  67     return DIRECT;
  68   }
  69
  70   if (socks_proxy_params_) {
  71     DCHECK(!http_proxy_params_);
  72     return SOCKS_PROXY;
  73   }
  74
  75   DCHECK(http_proxy_params_);
  76   return HTTP_PROXY;
  77 }
  78
  79 const scoped_refptr<TransportSocketParams>&
  80 SSLSocketParams::GetDirectConnectionParams() const {
  81   DCHECK_EQ(GetConnectionType(), DIRECT);
  82   return direct_params_;
  83 }
  84
  85 const scoped_refptr<SOCKSSocketParams>&
  86 SSLSocketParams::GetSocksProxyConnectionParams() const {
  87   DCHECK_EQ(GetConnectionType(), SOCKS_PROXY);
  88   return socks_proxy_params_;
  89 }
  90
  91 const scoped_refptr<HttpProxySocketParams>&
  92 SSLSocketParams::GetHttpProxyConnectionParams() const {
  93   DCHECK_EQ(GetConnectionType(), HTTP_PROXY);
  94   return http_proxy_params_;
  95 }
  96
  97 // Timeout for the SSL handshake portion of the connect.
  98 static const int kSSLHandshakeTimeoutInSeconds = 30;
  99
 100 SSLConnectJob::SSLConnectJob(const std::string& group_name,
 101                              RequestPriority priority,
 102                              const scoped_refptr<SSLSocketParams>& params,
 103                              const base::TimeDelta& timeout_duration,
 104                              TransportClientSocketPool* transport_pool,
 105                              SOCKSClientSocketPool* socks_pool,
 106                              HttpProxyClientSocketPool* http_proxy_pool,
 107                              ClientSocketFactory* client_socket_factory,
 108                              HostResolver* host_resolver,
 109                              const SSLClientSocketContext& context,
 110                              Delegate* delegate,
 111                              NetLog* net_log)
 112     : ConnectJob(group_name,
 113                  timeout_duration,
 114                  priority,
 115                  delegate,
 116                  BoundNetLog::Make(net_log, NetLog::SOURCE_CONNECT_JOB)),
 117       params_(params),
 118       transport_pool_(transport_pool),
 119       socks_pool_(socks_pool),
 120       http_proxy_pool_(http_proxy_pool),
 121       client_socket_factory_(client_socket_factory),
 122       host_resolver_(host_resolver),
 123       context_(context.cert_verifier,
 124                context.server_bound_cert_service,
 125                context.transport_security_state,
 126                (params->privacy_mode() == kPrivacyModeEnabled
 127                     ? "pm/" + context.ssl_session_cache_shard
 128                     : context.ssl_session_cache_shard)),
 129       callback_(base::Bind(&SSLConnectJob::OnIOComplete,
 130                            base::Unretained(this))) {}
 131
 132 SSLConnectJob::~SSLConnectJob() {}
 133
 134 LoadState SSLConnectJob::GetLoadState() const {
 135   switch (next_state_) {
 136     case STATE_TUNNEL_CONNECT_COMPLETE:
 137       if (transport_socket_handle_->socket())
 138         return LOAD_STATE_ESTABLISHING_PROXY_TUNNEL;
 139       // else, fall through.
 140     case STATE_TRANSPORT_CONNECT:
 141     case STATE_TRANSPORT_CONNECT_COMPLETE:
 142     case STATE_SOCKS_CONNECT:
 143     case STATE_SOCKS_CONNECT_COMPLETE:
 144     case STATE_TUNNEL_CONNECT:
 145       return transport_socket_handle_->GetLoadState();
 146     case STATE_SSL_CONNECT:
 147     case STATE_SSL_CONNECT_COMPLETE:
 148       return LOAD_STATE_SSL_HANDSHAKE;
 149     default:
 150       NOTREACHED();
 151       return LOAD_STATE_IDLE;
 152   }
 153 }
 154
 155 void SSLConnectJob::GetAdditionalErrorState(ClientSocketHandle* handle) {
 156   // Headers in |error_response_info_| indicate a proxy tunnel setup
 157   // problem. See DoTunnelConnectComplete.
 158   if (error_response_info_.headers.get()) {
 159     handle->set_pending_http_proxy_connection(
 160         transport_socket_handle_.release());
 161   }
 162   handle->set_ssl_error_response_info(error_response_info_);
 163   if (!connect_timing_.ssl_start.is_null())
 164     handle->set_is_ssl_error(true);
 165 }
 166
 167 void SSLConnectJob::OnIOComplete(int result) {
 168   int rv = DoLoop(result);
 169   if (rv != ERR_IO_PENDING)
 170     NotifyDelegateOfCompletion(rv);  // Deletes |this|.
 171 }
 172
 173 int SSLConnectJob::DoLoop(int result) {
 174   DCHECK_NE(next_state_, STATE_NONE);
 175
 176   int rv = result;
 177   do {
 178     State state = next_state_;
 179     next_state_ = STATE_NONE;
 180     switch (state) {
 181       case STATE_TRANSPORT_CONNECT:
 182         DCHECK_EQ(OK, rv);
 183         rv = DoTransportConnect();
 184         break;
 185       case STATE_TRANSPORT_CONNECT_COMPLETE:
 186         rv = DoTransportConnectComplete(rv);
 187         break;
 188       case STATE_SOCKS_CONNECT:
 189         DCHECK_EQ(OK, rv);
 190         rv = DoSOCKSConnect();
 191         break;
 192       case STATE_SOCKS_CONNECT_COMPLETE:
 193         rv = DoSOCKSConnectComplete(rv);
 194         break;
 195       case STATE_TUNNEL_CONNECT:
 196         DCHECK_EQ(OK, rv);
 197         rv = DoTunnelConnect();
 198         break;
 199       case STATE_TUNNEL_CONNECT_COMPLETE:
 200         rv = DoTunnelConnectComplete(rv);
 201         break;
 202       case STATE_SSL_CONNECT:
 203         DCHECK_EQ(OK, rv);
 204         rv = DoSSLConnect();
 205         break;
 206       case STATE_SSL_CONNECT_COMPLETE:
 207         rv = DoSSLConnectComplete(rv);
 208         break;
 209       default:
 210         NOTREACHED() << "bad state";
 211         rv = ERR_FAILED;
 212         break;
 213     }
 214   } while (rv != ERR_IO_PENDING && next_state_ != STATE_NONE);
 215
 216   return rv;
 217 }
 218
 219 int SSLConnectJob::DoTransportConnect() {
 220   DCHECK(transport_pool_);
 221
 222   next_state_ = STATE_TRANSPORT_CONNECT_COMPLETE;
 223   transport_socket_handle_.reset(new ClientSocketHandle());
 224   scoped_refptr<TransportSocketParams> direct_params =
 225       params_->GetDirectConnectionParams();
 226   return transport_socket_handle_->Init(group_name(),
 227                                         direct_params,
 228                                         priority(),
 229                                         callback_,
 230                                         transport_pool_,
 231                                         net_log());
 232 }
 233
 234 int SSLConnectJob::DoTransportConnectComplete(int result) {
 235   if (result == OK)
 236     next_state_ = STATE_SSL_CONNECT;
 237
 238   return result;
 239 }
 240
 241 int SSLConnectJob::DoSOCKSConnect() {
 242   DCHECK(socks_pool_);
 243   next_state_ = STATE_SOCKS_CONNECT_COMPLETE;
 244   transport_socket_handle_.reset(new ClientSocketHandle());
 245   scoped_refptr<SOCKSSocketParams> socks_proxy_params =
 246       params_->GetSocksProxyConnectionParams();
 247   return transport_socket_handle_->Init(group_name(),
 248                                         socks_proxy_params,
 249                                         priority(),
 250                                         callback_,
 251                                         socks_pool_,
 252                                         net_log());
 253 }
 254
 255 int SSLConnectJob::DoSOCKSConnectComplete(int result) {
 256   if (result == OK)
 257     next_state_ = STATE_SSL_CONNECT;
 258
 259   return result;
 260 }
 261
 262 int SSLConnectJob::DoTunnelConnect() {
 263   DCHECK(http_proxy_pool_);
 264   next_state_ = STATE_TUNNEL_CONNECT_COMPLETE;
 265
 266   transport_socket_handle_.reset(new ClientSocketHandle());
 267   scoped_refptr<HttpProxySocketParams> http_proxy_params =
 268       params_->GetHttpProxyConnectionParams();
 269   return transport_socket_handle_->Init(group_name(),
 270                                         http_proxy_params,
 271                                         priority(),
 272                                         callback_,
 273                                         http_proxy_pool_,
 274                                         net_log());
 275 }
 276
 277 int SSLConnectJob::DoTunnelConnectComplete(int result) {
 278   // Extract the information needed to prompt for appropriate proxy
 279   // authentication so that when ClientSocketPoolBaseHelper calls
 280   // |GetAdditionalErrorState|, we can easily set the state.
 281   if (result == ERR_SSL_CLIENT_AUTH_CERT_NEEDED) {
 282     error_response_info_ = transport_socket_handle_->ssl_error_response_info();
 283   } else if (result == ERR_PROXY_AUTH_REQUESTED ||
 284              result == ERR_HTTPS_PROXY_TUNNEL_RESPONSE) {
 285     StreamSocket* socket = transport_socket_handle_->socket();
 286     HttpProxyClientSocket* tunnel_socket =
 287         static_cast<HttpProxyClientSocket*>(socket);
 288     error_response_info_ = *tunnel_socket->GetConnectResponseInfo();
 289   }
 290   if (result < 0)
 291     return result;
 292
 293   next_state_ = STATE_SSL_CONNECT;
 294   return result;
 295 }
 296
 297 int SSLConnectJob::DoSSLConnect() {
 298   next_state_ = STATE_SSL_CONNECT_COMPLETE;
 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   connect_timing_.ssl_end = base::TimeTicks::Now();
 328
 329   SSLClientSocket::NextProtoStatus status =
 330       SSLClientSocket::kNextProtoUnsupported;
 331   std::string proto;
 332   std::string server_protos;
 333   // GetNextProto will fail and and trigger a NOTREACHED if we pass in a socket
 334   // that hasn't had SSL_ImportFD called on it. If we get a certificate error
 335   // here, then we know that we called SSL_ImportFD.
 336   if (result == OK || IsCertificateError(result))
 337     status = ssl_socket_->GetNextProto(&proto, &server_protos);
 338
 339   // If we want spdy over npn, make sure it succeeded.
 340   if (status == SSLClientSocket::kNextProtoNegotiated) {
 341     ssl_socket_->set_was_npn_negotiated(true);
 342     NextProto protocol_negotiated =
 343         SSLClientSocket::NextProtoFromString(proto);
 344     ssl_socket_->set_protocol_negotiated(protocol_negotiated);
 345     // If we negotiated a SPDY version, it must have been present in
 346     // SSLConfig::next_protos.
 347     // TODO(mbelshe): Verify this.
 348     if (protocol_negotiated >= kProtoSPDYMinimumVersion &&
 349         protocol_negotiated <= kProtoSPDYMaximumVersion) {
 350       ssl_socket_->set_was_spdy_negotiated(true);
 351     }
 352   }
 353   if (params_->want_spdy_over_npn() && !ssl_socket_->was_spdy_negotiated())
 354     return ERR_NPN_NEGOTIATION_FAILED;
 355
 356   // Spdy might be turned on by default, or it might be over npn.
 357   bool using_spdy = params_->force_spdy_over_ssl() ||
 358       params_->want_spdy_over_npn();
 359
 360   if (result == OK ||
 361       ssl_socket_->IgnoreCertError(result, params_->load_flags())) {
 362     DCHECK(!connect_timing_.ssl_start.is_null());
 363     base::TimeDelta connect_duration =
 364         connect_timing_.ssl_end - connect_timing_.ssl_start;
 365     if (using_spdy) {
 366       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SpdyConnectionLatency_2",
 367                                  connect_duration,
 368                                  base::TimeDelta::FromMilliseconds(1),
 369                                  base::TimeDelta::FromMinutes(1),
 370                                  100);
 371     }
 372 #if defined(SPDY_PROXY_AUTH_ORIGIN)
 373     bool using_data_reduction_proxy = params_->host_and_port().Equals(
 374         HostPortPair::FromURL(GURL(SPDY_PROXY_AUTH_ORIGIN)));
 375     if (using_data_reduction_proxy) {
 376       UMA_HISTOGRAM_CUSTOM_TIMES(
 377           "Net.SSL_Connection_Latency_DataReductionProxy",
 378           connect_duration,
 379           base::TimeDelta::FromMilliseconds(1),
 380           base::TimeDelta::FromMinutes(1),
 381           100);
 382     }
 383 #endif
 384
 385     UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_2",
 386                                connect_duration,
 387                                base::TimeDelta::FromMilliseconds(1),
 388                                base::TimeDelta::FromMinutes(1),
 389                                100);
 390
 391     SSLInfo ssl_info;
 392     ssl_socket_->GetSSLInfo(&ssl_info);
 393
 394     UMA_HISTOGRAM_SPARSE_SLOWLY("Net.SSL_CipherSuite",
 395                                 SSLConnectionStatusToCipherSuite(
 396                                     ssl_info.connection_status));
 397
 398     if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_RESUME) {
 399       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Resume_Handshake",
 400                                  connect_duration,
 401                                  base::TimeDelta::FromMilliseconds(1),
 402                                  base::TimeDelta::FromMinutes(1),
 403                                  100);
 404     } else if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_FULL) {
 405       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Full_Handshake",
 406                                  connect_duration,
 407                                  base::TimeDelta::FromMilliseconds(1),
 408                                  base::TimeDelta::FromMinutes(1),
 409                                  100);
 410     }
 411
 412     const std::string& host = params_->host_and_port().host();
 413     bool is_google = host == "google.com" ||
 414                      (host.size() > 11 &&
 415                       host.rfind(".google.com") == host.size() - 11);
 416     if (is_google) {
 417       UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google2",
 418                                  connect_duration,
 419                                  base::TimeDelta::FromMilliseconds(1),
 420                                  base::TimeDelta::FromMinutes(1),
 421                                  100);
 422       if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_RESUME) {
 423         UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google_"
 424                                        "Resume_Handshake",
 425                                    connect_duration,
 426                                    base::TimeDelta::FromMilliseconds(1),
 427                                    base::TimeDelta::FromMinutes(1),
 428                                    100);
 429       } else if (ssl_info.handshake_type == SSLInfo::HANDSHAKE_FULL) {
 430         UMA_HISTOGRAM_CUSTOM_TIMES("Net.SSL_Connection_Latency_Google_"
 431                                        "Full_Handshake",
 432                                    connect_duration,
 433                                    base::TimeDelta::FromMilliseconds(1),
 434                                    base::TimeDelta::FromMinutes(1),
 435                                    100);
 436       }
 437     }
 438   }
 439
 440   if (result == OK || IsCertificateError(result)) {
 441     SetSocket(ssl_socket_.PassAs<StreamSocket>());
 442   } else if (result == ERR_SSL_CLIENT_AUTH_CERT_NEEDED) {
 443     error_response_info_.cert_request_info = new SSLCertRequestInfo;
 444     ssl_socket_->GetSSLCertRequestInfo(
 445         error_response_info_.cert_request_info.get());
 446   }
 447
 448   return result;
 449 }
 450
 451 SSLConnectJob::State SSLConnectJob::GetInitialState(
 452     SSLSocketParams::ConnectionType connection_type) {
 453   switch (connection_type) {
 454     case SSLSocketParams::DIRECT:
 455       return STATE_TRANSPORT_CONNECT;
 456     case SSLSocketParams::HTTP_PROXY:
 457       return STATE_TUNNEL_CONNECT;
 458     case SSLSocketParams::SOCKS_PROXY:
 459       return STATE_SOCKS_CONNECT;
 460   }
 461   NOTREACHED();
 462   return STATE_NONE;
 463 }
 464
 465 int SSLConnectJob::ConnectInternal() {
 466   next_state_ = GetInitialState(params_->GetConnectionType());
 467   return DoLoop(OK);
 468 }
 469
 470 SSLClientSocketPool::SSLConnectJobFactory::SSLConnectJobFactory(
 471     TransportClientSocketPool* transport_pool,
 472     SOCKSClientSocketPool* socks_pool,
 473     HttpProxyClientSocketPool* http_proxy_pool,
 474     ClientSocketFactory* client_socket_factory,
 475     HostResolver* host_resolver,
 476     const SSLClientSocketContext& context,
 477     NetLog* net_log)
 478     : transport_pool_(transport_pool),
 479       socks_pool_(socks_pool),
 480       http_proxy_pool_(http_proxy_pool),
 481       client_socket_factory_(client_socket_factory),
 482       host_resolver_(host_resolver),
 483       context_(context),
 484       net_log_(net_log) {
 485   base::TimeDelta max_transport_timeout = base::TimeDelta();
 486   base::TimeDelta pool_timeout;
 487   if (transport_pool_)
 488     max_transport_timeout = transport_pool_->ConnectionTimeout();
 489   if (socks_pool_) {
 490     pool_timeout = socks_pool_->ConnectionTimeout();
 491     if (pool_timeout > max_transport_timeout)
 492       max_transport_timeout = pool_timeout;
 493   }
 494   if (http_proxy_pool_) {
 495     pool_timeout = http_proxy_pool_->ConnectionTimeout();
 496     if (pool_timeout > max_transport_timeout)
 497       max_transport_timeout = pool_timeout;
 498   }
 499   timeout_ = max_transport_timeout +
 500       base::TimeDelta::FromSeconds(kSSLHandshakeTimeoutInSeconds);
 501 }
 502
 503 SSLClientSocketPool::SSLClientSocketPool(
 504     int max_sockets,
 505     int max_sockets_per_group,
 506     ClientSocketPoolHistograms* histograms,
 507     HostResolver* host_resolver,
 508     CertVerifier* cert_verifier,
 509     ServerBoundCertService* server_bound_cert_service,
 510     TransportSecurityState* transport_security_state,
 511     const std::string& ssl_session_cache_shard,
 512     ClientSocketFactory* client_socket_factory,
 513     TransportClientSocketPool* transport_pool,
 514     SOCKSClientSocketPool* socks_pool,
 515     HttpProxyClientSocketPool* http_proxy_pool,
 516     SSLConfigService* ssl_config_service,
 517     NetLog* net_log)
 518     : transport_pool_(transport_pool),
 519       socks_pool_(socks_pool),
 520       http_proxy_pool_(http_proxy_pool),
 521       base_(this, max_sockets, max_sockets_per_group, histograms,
 522             ClientSocketPool::unused_idle_socket_timeout(),
 523             ClientSocketPool::used_idle_socket_timeout(),
 524             new SSLConnectJobFactory(transport_pool,
 525                                      socks_pool,
 526                                      http_proxy_pool,
 527                                      client_socket_factory,
 528                                      host_resolver,
 529                                      SSLClientSocketContext(
 530                                          cert_verifier,
 531                                          server_bound_cert_service,
 532                                          transport_security_state,
 533                                          ssl_session_cache_shard),
 534                                      net_log)),
 535       ssl_config_service_(ssl_config_service) {
 536   if (ssl_config_service_.get())
 537     ssl_config_service_->AddObserver(this);
 538   if (transport_pool_)
 539     base_.AddLowerLayeredPool(transport_pool_);
 540   if (socks_pool_)
 541     base_.AddLowerLayeredPool(socks_pool_);
 542   if (http_proxy_pool_)
 543     base_.AddLowerLayeredPool(http_proxy_pool_);
 544 }
 545
 546 SSLClientSocketPool::~SSLClientSocketPool() {
 547   if (ssl_config_service_.get())
 548     ssl_config_service_->RemoveObserver(this);
 549 }
 550
 551 scoped_ptr<ConnectJob>
 552 SSLClientSocketPool::SSLConnectJobFactory::NewConnectJob(
 553     const std::string& group_name,
 554     const PoolBase::Request& request,
 555     ConnectJob::Delegate* delegate) const {
 556   return scoped_ptr<ConnectJob>(
 557       new SSLConnectJob(group_name, request.priority(), request.params(),
 558                         ConnectionTimeout(), transport_pool_, socks_pool_,
 559                         http_proxy_pool_, client_socket_factory_,
 560                         host_resolver_, context_, delegate, net_log_));
 561 }
 562
 563 base::TimeDelta
 564 SSLClientSocketPool::SSLConnectJobFactory::ConnectionTimeout() const {
 565   return timeout_;
 566 }
 567
 568 int SSLClientSocketPool::RequestSocket(const std::string& group_name,
 569                                        const void* socket_params,
 570                                        RequestPriority priority,
 571                                        ClientSocketHandle* handle,
 572                                        const CompletionCallback& callback,
 573                                        const BoundNetLog& net_log) {
 574   const scoped_refptr<SSLSocketParams>* casted_socket_params =
 575       static_cast<const scoped_refptr<SSLSocketParams>*>(socket_params);
 576
 577   return base_.RequestSocket(group_name, *casted_socket_params, priority,
 578                              handle, callback, net_log);
 579 }
 580
 581 void SSLClientSocketPool::RequestSockets(
 582     const std::string& group_name,
 583     const void* params,
 584     int num_sockets,
 585     const BoundNetLog& net_log) {
 586   const scoped_refptr<SSLSocketParams>* casted_params =
 587       static_cast<const scoped_refptr<SSLSocketParams>*>(params);
 588
 589   base_.RequestSockets(group_name, *casted_params, num_sockets, net_log);
 590 }
 591
 592 void SSLClientSocketPool::CancelRequest(const std::string& group_name,
 593                                         ClientSocketHandle* handle) {
 594   base_.CancelRequest(group_name, handle);
 595 }
 596
 597 void SSLClientSocketPool::ReleaseSocket(const std::string& group_name,
 598                                         scoped_ptr<StreamSocket> socket,
 599                                         int id) {
 600   base_.ReleaseSocket(group_name, socket.Pass(), id);
 601 }
 602
 603 void SSLClientSocketPool::FlushWithError(int error) {
 604   base_.FlushWithError(error);
 605 }
 606
 607 void SSLClientSocketPool::CloseIdleSockets() {
 608   base_.CloseIdleSockets();
 609 }
 610
 611 int SSLClientSocketPool::IdleSocketCount() const {
 612   return base_.idle_socket_count();
 613 }
 614
 615 int SSLClientSocketPool::IdleSocketCountInGroup(
 616     const std::string& group_name) const {
 617   return base_.IdleSocketCountInGroup(group_name);
 618 }
 619
 620 LoadState SSLClientSocketPool::GetLoadState(
 621     const std::string& group_name, const ClientSocketHandle* handle) const {
 622   return base_.GetLoadState(group_name, handle);
 623 }
 624
 625 base::DictionaryValue* SSLClientSocketPool::GetInfoAsValue(
 626     const std::string& name,
 627     const std::string& type,
 628     bool include_nested_pools) const {
 629   base::DictionaryValue* dict = base_.GetInfoAsValue(name, type);
 630   if (include_nested_pools) {
 631     base::ListValue* list = new base::ListValue();
 632     if (transport_pool_) {
 633       list->Append(transport_pool_->GetInfoAsValue("transport_socket_pool",
 634                                                    "transport_socket_pool",
 635                                                    false));
 636     }
 637     if (socks_pool_) {
 638       list->Append(socks_pool_->GetInfoAsValue("socks_pool",
 639                                                "socks_pool",
 640                                                true));
 641     }
 642     if (http_proxy_pool_) {
 643       list->Append(http_proxy_pool_->GetInfoAsValue("http_proxy_pool",
 644                                                     "http_proxy_pool",
 645                                                     true));
 646     }
 647     dict->Set("nested_pools", list);
 648   }
 649   return dict;
 650 }
 651
 652 base::TimeDelta SSLClientSocketPool::ConnectionTimeout() const {
 653   return base_.ConnectionTimeout();
 654 }
 655
 656 ClientSocketPoolHistograms* SSLClientSocketPool::histograms() const {
 657   return base_.histograms();
 658 }
 659
 660 bool SSLClientSocketPool::IsStalled() const {
 661   return base_.IsStalled();
 662 }
 663
 664 void SSLClientSocketPool::AddHigherLayeredPool(HigherLayeredPool* higher_pool) {
 665   base_.AddHigherLayeredPool(higher_pool);
 666 }
 667
 668 void SSLClientSocketPool::RemoveHigherLayeredPool(
 669     HigherLayeredPool* higher_pool) {
 670   base_.RemoveHigherLayeredPool(higher_pool);
 671 }
 672
 673 bool SSLClientSocketPool::CloseOneIdleConnection() {
 674   if (base_.CloseOneIdleSocket())
 675     return true;
 676   return base_.CloseOneIdleConnectionInHigherLayeredPool();
 677 }
 678
 679 void SSLClientSocketPool::OnSSLConfigChanged() {
 680   FlushWithError(ERR_NETWORK_CHANGED);
 681 }
 682
 683 }  // namespace net