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| 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/http/http_network_session.h" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "base/compiler_specific.h" | |
| 10 #include "base/debug/stack_trace.h" | |
| 11 #include "base/logging.h" | |
| 12 #include "base/profiler/scoped_tracker.h" | |
| 13 #include "base/stl_util.h" | |
| 14 #include "base/strings/string_util.h" | |
| 15 #include "base/values.h" | |
| 16 #include "net/http/http_auth_handler_factory.h" | |
| 17 #include "net/http/http_response_body_drainer.h" | |
| 18 #include "net/http/http_stream_factory_impl.h" | |
| 19 #include "net/http/url_security_manager.h" | |
| 20 #include "net/proxy/proxy_service.h" | |
| 21 #include "net/quic/crypto/quic_random.h" | |
| 22 #include "net/quic/quic_clock.h" | |
| 23 #include "net/quic/quic_crypto_client_stream_factory.h" | |
| 24 #include "net/quic/quic_protocol.h" | |
| 25 #include "net/quic/quic_stream_factory.h" | |
| 26 #include "net/quic/quic_utils.h" | |
| 27 #include "net/socket/client_socket_factory.h" | |
| 28 #include "net/socket/client_socket_pool_manager_impl.h" | |
| 29 #include "net/socket/next_proto.h" | |
| 30 #include "net/socket/ssl_client_socket.h" | |
| 31 #include "net/spdy/hpack_huffman_aggregator.h" | |
| 32 #include "net/spdy/spdy_session_pool.h" | |
| 33 | |
| 34 namespace { | |
| 35 | |
| 36 net::ClientSocketPoolManager* CreateSocketPoolManager( | |
| 37 net::HttpNetworkSession::SocketPoolType pool_type, | |
| 38 const net::HttpNetworkSession::Params& params) { | |
| 39 // TODO(michaeln): Remove ScopedTracker below once crbug.com/454983 is fixed | |
| 40 tracked_objects::ScopedTracker tracking_profile( | |
| 41 FROM_HERE_WITH_EXPLICIT_FUNCTION( | |
| 42 "454983 CreateSocketPoolManager")); | |
| 43 // TODO(yutak): Differentiate WebSocket pool manager and allow more | |
| 44 // simultaneous connections for WebSockets. | |
| 45 return new net::ClientSocketPoolManagerImpl( | |
| 46 params.net_log, params.client_socket_factory | |
| 47 ? params.client_socket_factory | |
| 48 : net::ClientSocketFactory::GetDefaultFactory(), | |
| 49 params.host_resolver, params.cert_verifier, params.channel_id_service, | |
| 50 params.transport_security_state, params.cert_transparency_verifier, | |
| 51 params.cert_policy_enforcer, params.ssl_session_cache_shard, | |
| 52 params.ssl_config_service, params.enable_ssl_connect_job_waiting, | |
| 53 pool_type); | |
| 54 } | |
| 55 | |
| 56 } // unnamed namespace | |
| 57 | |
| 58 namespace net { | |
| 59 | |
| 60 HttpNetworkSession::Params::Params() | |
| 61 : client_socket_factory(NULL), | |
| 62 host_resolver(NULL), | |
| 63 cert_verifier(NULL), | |
| 64 cert_policy_enforcer(NULL), | |
| 65 channel_id_service(NULL), | |
| 66 transport_security_state(NULL), | |
| 67 cert_transparency_verifier(NULL), | |
| 68 proxy_service(NULL), | |
| 69 ssl_config_service(NULL), | |
| 70 http_auth_handler_factory(NULL), | |
| 71 network_delegate(NULL), | |
| 72 net_log(NULL), | |
| 73 host_mapping_rules(NULL), | |
| 74 enable_ssl_connect_job_waiting(false), | |
| 75 ignore_certificate_errors(false), | |
| 76 use_stale_while_revalidate(false), | |
| 77 testing_fixed_http_port(0), | |
| 78 testing_fixed_https_port(0), | |
| 79 enable_tcp_fast_open_for_ssl(false), | |
| 80 force_spdy_single_domain(false), | |
| 81 enable_spdy_compression(true), | |
| 82 enable_spdy_ping_based_connection_checking(true), | |
| 83 spdy_default_protocol(kProtoUnknown), | |
| 84 spdy_stream_initial_recv_window_size(0), | |
| 85 spdy_initial_max_concurrent_streams(0), | |
| 86 spdy_max_concurrent_streams_limit(0), | |
| 87 time_func(&base::TimeTicks::Now), | |
| 88 force_spdy_over_ssl(true), | |
| 89 force_spdy_always(false), | |
| 90 use_alternate_protocols(false), | |
| 91 alternate_protocol_probability_threshold(1), | |
| 92 enable_quic(false), | |
| 93 enable_quic_port_selection(true), | |
| 94 quic_always_require_handshake_confirmation(false), | |
| 95 quic_disable_connection_pooling(false), | |
| 96 quic_load_server_info_timeout_ms(0), | |
| 97 quic_load_server_info_timeout_srtt_multiplier(0.0f), | |
| 98 quic_enable_truncated_connection_ids(false), | |
| 99 quic_enable_connection_racing(false), | |
| 100 quic_clock(NULL), | |
| 101 quic_random(NULL), | |
| 102 quic_max_packet_length(kDefaultMaxPacketSize), | |
| 103 enable_user_alternate_protocol_ports(false), | |
| 104 quic_crypto_client_stream_factory(NULL), | |
| 105 proxy_delegate(NULL) { | |
| 106 quic_supported_versions.push_back(QUIC_VERSION_24); | |
| 107 } | |
| 108 | |
| 109 HttpNetworkSession::Params::~Params() {} | |
| 110 | |
| 111 // TODO(mbelshe): Move the socket factories into HttpStreamFactory. | |
| 112 HttpNetworkSession::HttpNetworkSession(const Params& params) | |
| 113 : net_log_(params.net_log), | |
| 114 network_delegate_(params.network_delegate), | |
| 115 http_server_properties_(params.http_server_properties), | |
| 116 cert_verifier_(params.cert_verifier), | |
| 117 http_auth_handler_factory_(params.http_auth_handler_factory), | |
| 118 proxy_service_(params.proxy_service), | |
| 119 ssl_config_service_(params.ssl_config_service), | |
| 120 normal_socket_pool_manager_( | |
| 121 CreateSocketPoolManager(NORMAL_SOCKET_POOL, params)), | |
| 122 websocket_socket_pool_manager_( | |
| 123 CreateSocketPoolManager(WEBSOCKET_SOCKET_POOL, params)), | |
| 124 quic_stream_factory_( | |
| 125 params.host_resolver, | |
| 126 params.client_socket_factory | |
| 127 ? params.client_socket_factory | |
| 128 : net::ClientSocketFactory::GetDefaultFactory(), | |
| 129 params.http_server_properties, | |
| 130 params.cert_verifier, | |
| 131 params.channel_id_service, | |
| 132 params.transport_security_state, | |
| 133 params.quic_crypto_client_stream_factory, | |
| 134 params.quic_random ? params.quic_random : QuicRandom::GetInstance(), | |
| 135 params.quic_clock ? params.quic_clock : new QuicClock(), | |
| 136 params.quic_max_packet_length, | |
| 137 params.quic_user_agent_id, | |
| 138 params.quic_supported_versions, | |
| 139 params.enable_quic_port_selection, | |
| 140 params.quic_always_require_handshake_confirmation, | |
| 141 params.quic_disable_connection_pooling, | |
| 142 params.quic_load_server_info_timeout_ms, | |
| 143 params.quic_load_server_info_timeout_srtt_multiplier, | |
| 144 params.quic_enable_truncated_connection_ids, | |
| 145 params.quic_enable_connection_racing, | |
| 146 params.quic_connection_options), | |
| 147 spdy_session_pool_(params.host_resolver, | |
| 148 params.ssl_config_service, | |
| 149 params.http_server_properties, | |
| 150 params.transport_security_state, | |
| 151 params.force_spdy_single_domain, | |
| 152 params.enable_spdy_compression, | |
| 153 params.enable_spdy_ping_based_connection_checking, | |
| 154 params.spdy_default_protocol, | |
| 155 params.spdy_stream_initial_recv_window_size, | |
| 156 params.spdy_initial_max_concurrent_streams, | |
| 157 params.spdy_max_concurrent_streams_limit, | |
| 158 params.time_func, | |
| 159 params.trusted_spdy_proxy), | |
| 160 http_stream_factory_(new HttpStreamFactoryImpl(this, false)), | |
| 161 http_stream_factory_for_websocket_(new HttpStreamFactoryImpl(this, true)), | |
| 162 params_(params) { | |
| 163 DCHECK(proxy_service_); | |
| 164 DCHECK(ssl_config_service_.get()); | |
| 165 CHECK(http_server_properties_); | |
| 166 // TODO(michaeln): Remove ScopedTracker below once crbug.com/454983 is fixed | |
| 167 tracked_objects::ScopedTracker tracking_profile( | |
| 168 FROM_HERE_WITH_EXPLICIT_FUNCTION( | |
| 169 "454983 HttpNetworkSession::HttpNetworkSession")); | |
| 170 | |
| 171 for (int i = ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION; | |
| 172 i <= ALTERNATE_PROTOCOL_MAXIMUM_VALID_VERSION; ++i) { | |
| 173 enabled_protocols_[i - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION] = false; | |
| 174 } | |
| 175 | |
| 176 // TODO(rtenneti): bug 116575 - consider combining the NextProto and | |
| 177 // AlternateProtocol. | |
| 178 for (std::vector<NextProto>::const_iterator it = params_.next_protos.begin(); | |
| 179 it != params_.next_protos.end(); ++it) { | |
| 180 NextProto proto = *it; | |
| 181 | |
| 182 // Add the protocol to the TLS next protocol list, except for QUIC | |
| 183 // since it uses UDP. | |
| 184 if (proto != kProtoQUIC1SPDY3) { | |
| 185 next_protos_.push_back(proto); | |
| 186 } | |
| 187 | |
| 188 // Enable the corresponding alternate protocol, except for HTTP | |
| 189 // which has not corresponding alternative. | |
| 190 if (proto != kProtoHTTP11) { | |
| 191 AlternateProtocol alternate = AlternateProtocolFromNextProto(proto); | |
| 192 if (!IsAlternateProtocolValid(alternate)) { | |
| 193 NOTREACHED() << "Invalid next proto: " << proto; | |
| 194 continue; | |
| 195 } | |
| 196 enabled_protocols_[alternate - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION] = | |
| 197 true; | |
| 198 } | |
| 199 } | |
| 200 | |
| 201 if (HpackHuffmanAggregator::UseAggregator()) { | |
| 202 huffman_aggregator_.reset(new HpackHuffmanAggregator()); | |
| 203 } | |
| 204 | |
| 205 http_server_properties_->SetAlternateProtocolProbabilityThreshold( | |
| 206 params.alternate_protocol_probability_threshold); | |
| 207 } | |
| 208 | |
| 209 HttpNetworkSession::~HttpNetworkSession() { | |
| 210 STLDeleteElements(&response_drainers_); | |
| 211 spdy_session_pool_.CloseAllSessions(); | |
| 212 } | |
| 213 | |
| 214 void HttpNetworkSession::AddResponseDrainer(HttpResponseBodyDrainer* drainer) { | |
| 215 DCHECK(!ContainsKey(response_drainers_, drainer)); | |
| 216 response_drainers_.insert(drainer); | |
| 217 } | |
| 218 | |
| 219 void HttpNetworkSession::RemoveResponseDrainer( | |
| 220 HttpResponseBodyDrainer* drainer) { | |
| 221 DCHECK(ContainsKey(response_drainers_, drainer)); | |
| 222 response_drainers_.erase(drainer); | |
| 223 } | |
| 224 | |
| 225 TransportClientSocketPool* HttpNetworkSession::GetTransportSocketPool( | |
| 226 SocketPoolType pool_type) { | |
| 227 return GetSocketPoolManager(pool_type)->GetTransportSocketPool(); | |
| 228 } | |
| 229 | |
| 230 SSLClientSocketPool* HttpNetworkSession::GetSSLSocketPool( | |
| 231 SocketPoolType pool_type) { | |
| 232 return GetSocketPoolManager(pool_type)->GetSSLSocketPool(); | |
| 233 } | |
| 234 | |
| 235 SOCKSClientSocketPool* HttpNetworkSession::GetSocketPoolForSOCKSProxy( | |
| 236 SocketPoolType pool_type, | |
| 237 const HostPortPair& socks_proxy) { | |
| 238 return GetSocketPoolManager(pool_type)->GetSocketPoolForSOCKSProxy( | |
| 239 socks_proxy); | |
| 240 } | |
| 241 | |
| 242 HttpProxyClientSocketPool* HttpNetworkSession::GetSocketPoolForHTTPProxy( | |
| 243 SocketPoolType pool_type, | |
| 244 const HostPortPair& http_proxy) { | |
| 245 return GetSocketPoolManager(pool_type)->GetSocketPoolForHTTPProxy(http_proxy); | |
| 246 } | |
| 247 | |
| 248 SSLClientSocketPool* HttpNetworkSession::GetSocketPoolForSSLWithProxy( | |
| 249 SocketPoolType pool_type, | |
| 250 const HostPortPair& proxy_server) { | |
| 251 return GetSocketPoolManager(pool_type)->GetSocketPoolForSSLWithProxy( | |
| 252 proxy_server); | |
| 253 } | |
| 254 | |
| 255 base::Value* HttpNetworkSession::SocketPoolInfoToValue() const { | |
| 256 // TODO(yutak): Should merge values from normal pools and WebSocket pools. | |
| 257 return normal_socket_pool_manager_->SocketPoolInfoToValue(); | |
| 258 } | |
| 259 | |
| 260 base::Value* HttpNetworkSession::SpdySessionPoolInfoToValue() const { | |
| 261 return spdy_session_pool_.SpdySessionPoolInfoToValue(); | |
| 262 } | |
| 263 | |
| 264 base::Value* HttpNetworkSession::QuicInfoToValue() const { | |
| 265 base::DictionaryValue* dict = new base::DictionaryValue(); | |
| 266 dict->Set("sessions", quic_stream_factory_.QuicStreamFactoryInfoToValue()); | |
| 267 dict->SetBoolean("quic_enabled", params_.enable_quic); | |
| 268 dict->SetBoolean("enable_quic_port_selection", | |
| 269 params_.enable_quic_port_selection); | |
| 270 base::ListValue* connection_options = new base::ListValue; | |
| 271 for (QuicTagVector::const_iterator it = | |
| 272 params_.quic_connection_options.begin(); | |
| 273 it != params_.quic_connection_options.end(); ++it) { | |
| 274 connection_options->AppendString("'" + QuicUtils::TagToString(*it) + "'"); | |
| 275 } | |
| 276 dict->Set("connection_options", connection_options); | |
| 277 dict->SetString("origin_to_force_quic_on", | |
| 278 params_.origin_to_force_quic_on.ToString()); | |
| 279 dict->SetDouble("alternate_protocol_probability_threshold", | |
| 280 params_.alternate_protocol_probability_threshold); | |
| 281 return dict; | |
| 282 } | |
| 283 | |
| 284 void HttpNetworkSession::CloseAllConnections() { | |
| 285 normal_socket_pool_manager_->FlushSocketPoolsWithError(ERR_ABORTED); | |
| 286 websocket_socket_pool_manager_->FlushSocketPoolsWithError(ERR_ABORTED); | |
| 287 spdy_session_pool_.CloseCurrentSessions(ERR_ABORTED); | |
| 288 quic_stream_factory_.CloseAllSessions(ERR_ABORTED); | |
| 289 } | |
| 290 | |
| 291 void HttpNetworkSession::CloseIdleConnections() { | |
| 292 normal_socket_pool_manager_->CloseIdleSockets(); | |
| 293 websocket_socket_pool_manager_->CloseIdleSockets(); | |
| 294 spdy_session_pool_.CloseCurrentIdleSessions(); | |
| 295 } | |
| 296 | |
| 297 bool HttpNetworkSession::IsProtocolEnabled(AlternateProtocol protocol) const { | |
| 298 DCHECK(IsAlternateProtocolValid(protocol)); | |
| 299 return enabled_protocols_[ | |
| 300 protocol - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION]; | |
| 301 } | |
| 302 | |
| 303 void HttpNetworkSession::GetNextProtos(NextProtoVector* next_protos) const { | |
| 304 if (HttpStreamFactory::spdy_enabled()) { | |
| 305 *next_protos = next_protos_; | |
| 306 } else { | |
| 307 next_protos->clear(); | |
| 308 } | |
| 309 } | |
| 310 | |
| 311 bool HttpNetworkSession::HasSpdyExclusion( | |
| 312 HostPortPair host_port_pair) const { | |
| 313 return params_.forced_spdy_exclusions.find(host_port_pair) != | |
| 314 params_.forced_spdy_exclusions.end(); | |
| 315 } | |
| 316 | |
| 317 ClientSocketPoolManager* HttpNetworkSession::GetSocketPoolManager( | |
| 318 SocketPoolType pool_type) { | |
| 319 switch (pool_type) { | |
| 320 case NORMAL_SOCKET_POOL: | |
| 321 return normal_socket_pool_manager_.get(); | |
| 322 case WEBSOCKET_SOCKET_POOL: | |
| 323 return websocket_socket_pool_manager_.get(); | |
| 324 default: | |
| 325 NOTREACHED(); | |
| 326 break; | |
| 327 } | |
| 328 return NULL; | |
| 329 } | |
| 330 | |
| 331 } // namespace net | |
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