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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/spdy/spdy_session.h" | 5 #include "net/spdy/spdy_session.h" |
6 | 6 |
7 #include "net/base/host_cache.h" | 7 #include "net/base/host_cache.h" |
8 #include "net/base/ip_endpoint.h" | 8 #include "net/base/ip_endpoint.h" |
9 #include "net/base/net_log_unittest.h" | 9 #include "net/base/net_log_unittest.h" |
10 #include "net/spdy/spdy_io_buffer.h" | 10 #include "net/spdy/spdy_io_buffer.h" |
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1145 net::NetLog::TYPE_SPDY_SESSION_CLOSE, | 1145 net::NetLog::TYPE_SPDY_SESSION_CLOSE, |
1146 net::NetLog::PHASE_NONE); | 1146 net::NetLog::PHASE_NONE); |
1147 | 1147 |
1148 CapturingNetLog::Entry entry = entries[pos]; | 1148 CapturingNetLog::Entry entry = entries[pos]; |
1149 NetLogSpdySessionCloseParameter* request_params = | 1149 NetLogSpdySessionCloseParameter* request_params = |
1150 static_cast<NetLogSpdySessionCloseParameter*>( | 1150 static_cast<NetLogSpdySessionCloseParameter*>( |
1151 entry.extra_parameters.get()); | 1151 entry.extra_parameters.get()); |
1152 EXPECT_EQ(ERR_CONNECTION_CLOSED, request_params->status()); | 1152 EXPECT_EQ(ERR_CONNECTION_CLOSED, request_params->status()); |
1153 } | 1153 } |
1154 | 1154 |
| 1155 TEST_F(SpdySessionSpdy3Test, CloseOneIdleConnection) { |
| 1156 MockHostResolver host_resolver; |
| 1157 CapturingBoundNetLog log(CapturingNetLog::kUnbounded); |
| 1158 ClientSocketPoolHistograms tcp_histograms(""); |
| 1159 MockClientSocketFactory socket_factory; |
| 1160 MockConnect connect_data(SYNCHRONOUS, OK); |
| 1161 MockRead reads[] = { |
| 1162 MockRead(SYNCHRONOUS, ERR_IO_PENDING) // Stall forever. |
| 1163 }; |
| 1164 StaticSocketDataProvider data(reads, arraysize(reads), NULL, 0); |
| 1165 data.set_connect_data(connect_data); |
| 1166 socket_factory.AddSocketDataProvider(&data); |
| 1167 socket_factory.AddSocketDataProvider(&data); |
| 1168 socket_factory.AddSocketDataProvider(&data); |
| 1169 socket_factory.AddSocketDataProvider(&data); |
| 1170 socket_factory.AddSocketDataProvider(&data); |
| 1171 socket_factory.AddSocketDataProvider(&data); |
| 1172 TransportClientSocketPool pool( |
| 1173 3, 2, |
| 1174 &tcp_histograms, |
| 1175 &host_resolver, |
| 1176 &socket_factory, NULL); |
| 1177 // Now if I check out 1 socket from 3 different groups, the next request |
| 1178 // will leave us stalled. |
| 1179 |
| 1180 TestCompletionCallback callback1; |
| 1181 HostPortPair host_port1("1.com", 80); |
| 1182 scoped_refptr<TransportSocketParams> params1( |
| 1183 new TransportSocketParams(host_port1, MEDIUM, false, false)); |
| 1184 scoped_ptr<ClientSocketHandle> connection1(new ClientSocketHandle); |
| 1185 EXPECT_EQ(ERR_IO_PENDING, |
| 1186 connection1->Init(host_port1.ToString(), params1, MEDIUM, |
| 1187 callback1.callback(), &pool, log.bound())); |
| 1188 EXPECT_EQ(OK, callback1.WaitForResult()); |
| 1189 EXPECT_FALSE(pool.IsStalled()); |
| 1190 EXPECT_TRUE(connection1->is_initialized()); |
| 1191 EXPECT_TRUE(connection1->socket()); |
| 1192 |
| 1193 TestCompletionCallback callback2; |
| 1194 HostPortPair host_port2("2.com", 80); |
| 1195 scoped_refptr<TransportSocketParams> params2( |
| 1196 new TransportSocketParams(host_port2, MEDIUM, false, false)); |
| 1197 scoped_ptr<ClientSocketHandle> connection2(new ClientSocketHandle); |
| 1198 EXPECT_EQ(ERR_IO_PENDING, |
| 1199 connection2->Init(host_port2.ToString(), params2, MEDIUM, |
| 1200 callback2.callback(), &pool, log.bound())); |
| 1201 EXPECT_EQ(OK, callback2.WaitForResult()); |
| 1202 EXPECT_FALSE(pool.IsStalled()); |
| 1203 |
| 1204 TestCompletionCallback callback3; |
| 1205 HostPortPair host_port3("3.com", 80); |
| 1206 scoped_refptr<TransportSocketParams> params3( |
| 1207 new TransportSocketParams(host_port3, MEDIUM, false, false)); |
| 1208 scoped_ptr<ClientSocketHandle> connection3(new ClientSocketHandle); |
| 1209 EXPECT_EQ(ERR_IO_PENDING, |
| 1210 connection3->Init(host_port3.ToString(), params3, MEDIUM, |
| 1211 callback3.callback(), &pool, log.bound())); |
| 1212 EXPECT_EQ(OK, callback3.WaitForResult()); |
| 1213 EXPECT_FALSE(pool.IsStalled()); |
| 1214 |
| 1215 TestCompletionCallback callback4; |
| 1216 HostPortPair host_port4("4.com", 80); |
| 1217 scoped_refptr<TransportSocketParams> params4( |
| 1218 new TransportSocketParams(host_port4, MEDIUM, false, false)); |
| 1219 scoped_ptr<ClientSocketHandle> connection4(new ClientSocketHandle); |
| 1220 EXPECT_EQ(ERR_IO_PENDING, |
| 1221 connection4->Init(host_port4.ToString(), params4, MEDIUM, |
| 1222 callback4.callback(), &pool, log.bound())); |
| 1223 EXPECT_TRUE(pool.IsStalled()); |
| 1224 |
| 1225 // Return 1 socket to the pool so that we are no longer stalled |
| 1226 connection3->socket()->Disconnect(); |
| 1227 connection3->Reset(); |
| 1228 EXPECT_EQ(OK, callback4.WaitForResult()); |
| 1229 EXPECT_FALSE(pool.IsStalled()); |
| 1230 |
| 1231 // Now, wrap one of the sockets in a SpdySession |
| 1232 HttpServerPropertiesImpl props; |
| 1233 SpdySessionPool spdy_session_pool(&host_resolver, NULL, &props); |
| 1234 HostPortProxyPair pair1(host_port1, ProxyServer::Direct()); |
| 1235 EXPECT_FALSE(spdy_session_pool.HasSession(pair1)); |
| 1236 scoped_refptr<SpdySession> session1 = |
| 1237 spdy_session_pool.Get(pair1, log.bound()); |
| 1238 EXPECT_TRUE(spdy_session_pool.HasSession(pair1)); |
| 1239 EXPECT_EQ(OK, |
| 1240 session1->InitializeWithSocket(connection1.release(), false, OK)); |
| 1241 session1 = NULL; |
| 1242 EXPECT_TRUE(spdy_session_pool.HasSession(pair1)); |
| 1243 |
| 1244 // The SpdySession is now idle. When we request the next socket from the |
| 1245 // transport pool, the session will be closed via CloseOneIdleConnection(). |
| 1246 TestCompletionCallback callback5; |
| 1247 HostPortPair host_port5("5.com", 80); |
| 1248 scoped_refptr<TransportSocketParams> params5( |
| 1249 new TransportSocketParams(host_port5, MEDIUM, false, false)); |
| 1250 scoped_ptr<ClientSocketHandle> connection5(new ClientSocketHandle); |
| 1251 EXPECT_EQ(ERR_IO_PENDING, |
| 1252 connection5->Init(host_port5.ToString(), params5, MEDIUM, |
| 1253 callback5.callback(), &pool, log.bound())); |
| 1254 EXPECT_FALSE(pool.IsStalled()); |
| 1255 EXPECT_EQ(OK, callback5.WaitForResult()); |
| 1256 EXPECT_FALSE(spdy_session_pool.HasSession(pair1)); |
| 1257 EXPECT_FALSE(pool.IsStalled()); |
| 1258 |
| 1259 // Now, wrap one of the sockets in a SpdySession |
| 1260 HostPortProxyPair pair2(host_port2, ProxyServer::Direct()); |
| 1261 EXPECT_FALSE(spdy_session_pool.HasSession(pair2)); |
| 1262 scoped_refptr<SpdySession> session2 = |
| 1263 spdy_session_pool.Get(pair2, log.bound()); |
| 1264 EXPECT_TRUE(spdy_session_pool.HasSession(pair2)); |
| 1265 EXPECT_EQ(OK, |
| 1266 session2->InitializeWithSocket(connection2.release(), false, OK)); |
| 1267 |
| 1268 // Manually remove the socket from the pool. This does *not* return the |
| 1269 // transport socket. It will be returned only when the SpdySession is |
| 1270 // destructed. |
| 1271 session2->RemoveFromPool(); |
| 1272 EXPECT_FALSE(spdy_session_pool.HasSession(pair2)); |
| 1273 |
| 1274 // Although there are no active streams on the session, the pool does not |
| 1275 // hold a reference. This means that CloseOneIdleConnection should not |
| 1276 // return true, and this request should stall. |
| 1277 TestCompletionCallback callback6; |
| 1278 HostPortPair host_port6("6.com", 80); |
| 1279 scoped_refptr<TransportSocketParams> params6( |
| 1280 new TransportSocketParams(host_port5, MEDIUM, false, false)); |
| 1281 scoped_ptr<ClientSocketHandle> connection6(new ClientSocketHandle); |
| 1282 EXPECT_EQ(ERR_IO_PENDING, |
| 1283 connection6->Init(host_port6.ToString(), params6, MEDIUM, |
| 1284 callback6.callback(), &pool, log.bound())); |
| 1285 EXPECT_TRUE(pool.IsStalled()); |
| 1286 |
| 1287 // But now if we drop our reference to the session, it will be destructed |
| 1288 // and the transport socket will return to the pool, unblocking this |
| 1289 // request. |
| 1290 session2 = NULL; |
| 1291 EXPECT_EQ(OK, callback6.WaitForResult()); |
| 1292 EXPECT_FALSE(pool.IsStalled()); |
| 1293 } |
| 1294 |
1155 } // namespace net | 1295 } // namespace net |
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