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/stl_util.h" 13 #include "base/strings/string_util.h" 14 #include "base/values.h" 15 #include "net/http/http_auth_handler_factory.h" 16 #include "net/http/http_response_body_drainer.h" 17 #include "net/http/http_stream_factory_impl.h" 18 #include "net/http/url_security_manager.h" 19 #include "net/proxy/proxy_service.h" 20 #include "net/quic/crypto/quic_random.h" 21 #include "net/quic/quic_clock.h" 22 #include "net/quic/quic_crypto_client_stream_factory.h" 23 #include "net/quic/quic_stream_factory.h" 24 #include "net/socket/client_socket_factory.h" 25 #include "net/socket/client_socket_pool_manager_impl.h" 26 #include "net/socket/next_proto.h" 27 #include "net/spdy/hpack_huffman_aggregator.h" 28 #include "net/spdy/spdy_session_pool.h" 29 30 namespace { 31 32 net::ClientSocketPoolManager* CreateSocketPoolManager( 33 net::HttpNetworkSession::SocketPoolType pool_type, 34 const net::HttpNetworkSession::Params& params) { 35 // TODO(yutak): Differentiate WebSocket pool manager and allow more 36 // simultaneous connections for WebSockets. 37 return new net::ClientSocketPoolManagerImpl( 38 params.net_log, 39 params.client_socket_factory ? 40 params.client_socket_factory : 41 net::ClientSocketFactory::GetDefaultFactory(), 42 params.host_resolver, 43 params.cert_verifier, 44 params.server_bound_cert_service, 45 params.transport_security_state, 46 params.cert_transparency_verifier, 47 params.ssl_session_cache_shard, 48 params.proxy_service, 49 params.ssl_config_service, 50 pool_type); 51 } 52 53 } // unnamed namespace 54 55 namespace net { 56 57 HttpNetworkSession::Params::Params() 58 : client_socket_factory(NULL), 59 host_resolver(NULL), 60 cert_verifier(NULL), 61 server_bound_cert_service(NULL), 62 transport_security_state(NULL), 63 cert_transparency_verifier(NULL), 64 proxy_service(NULL), 65 ssl_config_service(NULL), 66 http_auth_handler_factory(NULL), 67 network_delegate(NULL), 68 net_log(NULL), 69 host_mapping_rules(NULL), 70 ignore_certificate_errors(false), 71 testing_fixed_http_port(0), 72 testing_fixed_https_port(0), 73 force_spdy_single_domain(false), 74 enable_spdy_compression(true), 75 enable_spdy_ping_based_connection_checking(true), 76 spdy_default_protocol(kProtoUnknown), 77 spdy_stream_initial_recv_window_size(0), 78 spdy_initial_max_concurrent_streams(0), 79 spdy_max_concurrent_streams_limit(0), 80 time_func(&base::TimeTicks::Now), 81 force_spdy_over_ssl(true), 82 force_spdy_always(false), 83 use_alternate_protocols(false), 84 enable_websocket_over_spdy(false), 85 enable_quic(false), 86 enable_quic_https(false), 87 enable_quic_port_selection(true), 88 enable_quic_pacing(false), 89 enable_quic_time_based_loss_detection(false), 90 enable_quic_persist_server_info(true), 91 quic_clock(NULL), 92 quic_random(NULL), 93 quic_max_packet_length(kDefaultMaxPacketSize), 94 enable_user_alternate_protocol_ports(false), 95 quic_crypto_client_stream_factory(NULL) { 96 quic_supported_versions.push_back(QUIC_VERSION_18); 97 } 98 99 HttpNetworkSession::Params::~Params() {} 100 101 // TODO(mbelshe): Move the socket factories into HttpStreamFactory. 102 HttpNetworkSession::HttpNetworkSession(const Params& params) 103 : net_log_(params.net_log), 104 network_delegate_(params.network_delegate), 105 http_server_properties_(params.http_server_properties), 106 cert_verifier_(params.cert_verifier), 107 http_auth_handler_factory_(params.http_auth_handler_factory), 108 proxy_service_(params.proxy_service), 109 ssl_config_service_(params.ssl_config_service), 110 normal_socket_pool_manager_( 111 CreateSocketPoolManager(NORMAL_SOCKET_POOL, params)), 112 websocket_socket_pool_manager_( 113 CreateSocketPoolManager(WEBSOCKET_SOCKET_POOL, params)), 114 quic_stream_factory_(params.host_resolver, 115 params.client_socket_factory ? 116 params.client_socket_factory : 117 net::ClientSocketFactory::GetDefaultFactory(), 118 params.http_server_properties, 119 params.cert_verifier, 120 params.transport_security_state, 121 params.quic_crypto_client_stream_factory, 122 params.quic_random ? params.quic_random : 123 QuicRandom::GetInstance(), 124 params.quic_clock ? params. quic_clock : 125 new QuicClock(), 126 params.quic_max_packet_length, 127 params.quic_user_agent_id, 128 params.quic_supported_versions, 129 params.enable_quic_port_selection, 130 params.enable_quic_pacing, 131 params.enable_quic_time_based_loss_detection), 132 spdy_session_pool_(params.host_resolver, 133 params.ssl_config_service, 134 params.http_server_properties, 135 params.force_spdy_single_domain, 136 params.enable_spdy_compression, 137 params.enable_spdy_ping_based_connection_checking, 138 params.spdy_default_protocol, 139 params.spdy_stream_initial_recv_window_size, 140 params.spdy_initial_max_concurrent_streams, 141 params.spdy_max_concurrent_streams_limit, 142 params.time_func, 143 params.trusted_spdy_proxy), 144 http_stream_factory_(new HttpStreamFactoryImpl(this, false)), 145 http_stream_factory_for_websocket_( 146 new HttpStreamFactoryImpl(this, true)), 147 params_(params) { 148 DCHECK(proxy_service_); 149 DCHECK(ssl_config_service_.get()); 150 CHECK(http_server_properties_); 151 152 for (int i = ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION; 153 i <= ALTERNATE_PROTOCOL_MAXIMUM_VALID_VERSION; ++i) { 154 enabled_protocols_[i - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION] = false; 155 } 156 157 // TODO(rtenneti): bug 116575 - consider combining the NextProto and 158 // AlternateProtocol. 159 for (std::vector<NextProto>::const_iterator it = params_.next_protos.begin(); 160 it != params_.next_protos.end(); ++it) { 161 NextProto proto = *it; 162 163 // Add the protocol to the TLS next protocol list, except for QUIC 164 // since it uses UDP. 165 if (proto != kProtoQUIC1SPDY3) { 166 next_protos_.push_back(SSLClientSocket::NextProtoToString(proto)); 167 } 168 169 // Enable the corresponding alternate protocol, except for HTTP 170 // which has not corresponding alternative. 171 if (proto != kProtoHTTP11) { 172 AlternateProtocol alternate = AlternateProtocolFromNextProto(proto); 173 if (!IsAlternateProtocolValid(alternate)) { 174 NOTREACHED() << "Invalid next proto: " << proto; 175 continue; 176 } 177 enabled_protocols_[alternate - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION] = 178 true; 179 } 180 } 181 182 if (HpackHuffmanAggregator::UseAggregator()) { 183 huffman_aggregator_.reset(new HpackHuffmanAggregator()); 184 } 185 } 186 187 HttpNetworkSession::~HttpNetworkSession() { 188 STLDeleteElements(&response_drainers_); 189 spdy_session_pool_.CloseAllSessions(); 190 } 191 192 void HttpNetworkSession::AddResponseDrainer(HttpResponseBodyDrainer* drainer) { 193 DCHECK(!ContainsKey(response_drainers_, drainer)); 194 response_drainers_.insert(drainer); 195 } 196 197 void HttpNetworkSession::RemoveResponseDrainer( 198 HttpResponseBodyDrainer* drainer) { 199 DCHECK(ContainsKey(response_drainers_, drainer)); 200 response_drainers_.erase(drainer); 201 } 202 203 TransportClientSocketPool* HttpNetworkSession::GetTransportSocketPool( 204 SocketPoolType pool_type) { 205 return GetSocketPoolManager(pool_type)->GetTransportSocketPool(); 206 } 207 208 SSLClientSocketPool* HttpNetworkSession::GetSSLSocketPool( 209 SocketPoolType pool_type) { 210 return GetSocketPoolManager(pool_type)->GetSSLSocketPool(); 211 } 212 213 SOCKSClientSocketPool* HttpNetworkSession::GetSocketPoolForSOCKSProxy( 214 SocketPoolType pool_type, 215 const HostPortPair& socks_proxy) { 216 return GetSocketPoolManager(pool_type)->GetSocketPoolForSOCKSProxy( 217 socks_proxy); 218 } 219 220 HttpProxyClientSocketPool* HttpNetworkSession::GetSocketPoolForHTTPProxy( 221 SocketPoolType pool_type, 222 const HostPortPair& http_proxy) { 223 return GetSocketPoolManager(pool_type)->GetSocketPoolForHTTPProxy(http_proxy); 224 } 225 226 SSLClientSocketPool* HttpNetworkSession::GetSocketPoolForSSLWithProxy( 227 SocketPoolType pool_type, 228 const HostPortPair& proxy_server) { 229 return GetSocketPoolManager(pool_type)->GetSocketPoolForSSLWithProxy( 230 proxy_server); 231 } 232 233 base::Value* HttpNetworkSession::SocketPoolInfoToValue() const { 234 // TODO(yutak): Should merge values from normal pools and WebSocket pools. 235 return normal_socket_pool_manager_->SocketPoolInfoToValue(); 236 } 237 238 base::Value* HttpNetworkSession::SpdySessionPoolInfoToValue() const { 239 return spdy_session_pool_.SpdySessionPoolInfoToValue(); 240 } 241 242 base::Value* HttpNetworkSession::QuicInfoToValue() const { 243 base::DictionaryValue* dict = new base::DictionaryValue(); 244 dict->Set("sessions", quic_stream_factory_.QuicStreamFactoryInfoToValue()); 245 dict->SetBoolean("quic_enabled", params_.enable_quic); 246 dict->SetBoolean("quic_enabled_https", params_.enable_quic_https); 247 dict->SetBoolean("enable_quic_port_selection", 248 params_.enable_quic_port_selection); 249 dict->SetBoolean("enable_quic_pacing", 250 params_.enable_quic_pacing); 251 dict->SetBoolean("enable_quic_time_based_loss_detection", 252 params_.enable_quic_time_based_loss_detection); 253 dict->SetBoolean("enable_quic_persist_server_info", 254 params_.enable_quic_persist_server_info); 255 dict->SetString("origin_to_force_quic_on", 256 params_.origin_to_force_quic_on.ToString()); 257 return dict; 258 } 259 260 void HttpNetworkSession::CloseAllConnections() { 261 normal_socket_pool_manager_->FlushSocketPoolsWithError(ERR_ABORTED); 262 websocket_socket_pool_manager_->FlushSocketPoolsWithError(ERR_ABORTED); 263 spdy_session_pool_.CloseCurrentSessions(ERR_ABORTED); 264 quic_stream_factory_.CloseAllSessions(ERR_ABORTED); 265 } 266 267 void HttpNetworkSession::CloseIdleConnections() { 268 normal_socket_pool_manager_->CloseIdleSockets(); 269 websocket_socket_pool_manager_->CloseIdleSockets(); 270 spdy_session_pool_.CloseCurrentIdleSessions(); 271 } 272 273 bool HttpNetworkSession::IsProtocolEnabled(AlternateProtocol protocol) const { 274 DCHECK(IsAlternateProtocolValid(protocol)); 275 return enabled_protocols_[ 276 protocol - ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION]; 277 } 278 279 void HttpNetworkSession::GetNextProtos( 280 std::vector<std::string>* next_protos) const { 281 if (HttpStreamFactory::spdy_enabled()) { 282 *next_protos = next_protos_; 283 } else { 284 next_protos->clear(); 285 } 286 } 287 288 bool HttpNetworkSession::HasSpdyExclusion( 289 HostPortPair host_port_pair) const { 290 return params_.forced_spdy_exclusions.find(host_port_pair) != 291 params_.forced_spdy_exclusions.end(); 292 } 293 294 ClientSocketPoolManager* HttpNetworkSession::GetSocketPoolManager( 295 SocketPoolType pool_type) { 296 switch (pool_type) { 297 case NORMAL_SOCKET_POOL: 298 return normal_socket_pool_manager_.get(); 299 case WEBSOCKET_SOCKET_POOL: 300 return websocket_socket_pool_manager_.get(); 301 default: 302 NOTREACHED(); 303 break; 304 } 305 return NULL; 306 } 307 308 } // namespace net 309
