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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 <stddef.h> | 5 #include <stddef.h> |
| 6 #include <sys/epoll.h> | 6 #include <sys/epoll.h> |
| 7 | 7 |
| 8 #include <list> | 8 #include <list> |
| 9 #include <memory> | 9 #include <memory> |
| 10 #include <string> | 10 #include <string> |
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| 518 // server_writer_->set_fake_reorder_percentage(reorder); | 518 // server_writer_->set_fake_reorder_percentage(reorder); |
| 519 } | 519 } |
| 520 | 520 |
| 521 // Verifies that the client and server connections were both free of packets | 521 // Verifies that the client and server connections were both free of packets |
| 522 // being discarded, based on connection stats. | 522 // being discarded, based on connection stats. |
| 523 // Calls server_thread_ Pause() and Resume(), which may only be called once | 523 // Calls server_thread_ Pause() and Resume(), which may only be called once |
| 524 // per test. | 524 // per test. |
| 525 void VerifyCleanConnection(bool had_packet_loss) { | 525 void VerifyCleanConnection(bool had_packet_loss) { |
| 526 QuicConnectionStats client_stats = | 526 QuicConnectionStats client_stats = |
| 527 client_->client()->session()->connection()->GetStats(); | 527 client_->client()->session()->connection()->GetStats(); |
| 528 if (FLAGS_quic_reply_to_rej && !had_packet_loss) { | 528 if (!had_packet_loss) { |
| 529 EXPECT_EQ(0u, client_stats.packets_lost); | 529 EXPECT_EQ(0u, client_stats.packets_lost); |
| 530 } | 530 } |
| 531 EXPECT_EQ(0u, client_stats.packets_discarded); | 531 EXPECT_EQ(0u, client_stats.packets_discarded); |
| 532 // When doing 0-RTT with stateless rejects, the encrypted requests cause | 532 // When doing 0-RTT with stateless rejects, the encrypted requests cause |
| 533 // a retranmission of the SREJ packets which are dropped by the client. | 533 // a retranmission of the SREJ packets which are dropped by the client. |
| 534 if (!BothSidesSupportStatelessRejects()) { | 534 if (!BothSidesSupportStatelessRejects()) { |
| 535 EXPECT_EQ(0u, client_stats.packets_dropped); | 535 EXPECT_EQ(0u, client_stats.packets_dropped); |
| 536 } | 536 } |
| 537 EXPECT_EQ(client_stats.packets_received, client_stats.packets_processed); | 537 EXPECT_EQ(client_stats.packets_received, client_stats.packets_processed); |
| 538 | 538 |
| 539 const int num_expected_stateless_rejects = | 539 const int num_expected_stateless_rejects = |
| 540 (BothSidesSupportStatelessRejects() && | 540 (BothSidesSupportStatelessRejects() && |
| 541 client_->client()->session()->GetNumSentClientHellos() > 0) | 541 client_->client()->session()->GetNumSentClientHellos() > 0) |
| 542 ? 1 | 542 ? 1 |
| 543 : 0; | 543 : 0; |
| 544 EXPECT_EQ(num_expected_stateless_rejects, | 544 EXPECT_EQ(num_expected_stateless_rejects, |
| 545 client_->client()->num_stateless_rejects_received()); | 545 client_->client()->num_stateless_rejects_received()); |
| 546 | 546 |
| 547 server_thread_->Pause(); | 547 server_thread_->Pause(); |
| 548 QuicDispatcher* dispatcher = | 548 QuicDispatcher* dispatcher = |
| 549 QuicServerPeer::GetDispatcher(server_thread_->server()); | 549 QuicServerPeer::GetDispatcher(server_thread_->server()); |
| 550 ASSERT_EQ(1u, dispatcher->session_map().size()); | 550 ASSERT_EQ(1u, dispatcher->session_map().size()); |
| 551 QuicSession* session = dispatcher->session_map().begin()->second; | 551 QuicSession* session = dispatcher->session_map().begin()->second; |
| 552 QuicConnectionStats server_stats = session->connection()->GetStats(); | 552 QuicConnectionStats server_stats = session->connection()->GetStats(); |
| 553 if (FLAGS_quic_reply_to_rej && !had_packet_loss) { | 553 if (!had_packet_loss) { |
| 554 EXPECT_EQ(0u, server_stats.packets_lost); | 554 EXPECT_EQ(0u, server_stats.packets_lost); |
| 555 } | 555 } |
| 556 EXPECT_EQ(0u, server_stats.packets_discarded); | 556 EXPECT_EQ(0u, server_stats.packets_discarded); |
| 557 // TODO(ianswett): Restore the check for packets_dropped equals 0. | 557 // TODO(ianswett): Restore the check for packets_dropped equals 0. |
| 558 // The expect for packets received is equal to packets processed fails | 558 // The expect for packets received is equal to packets processed fails |
| 559 // due to version negotiation packets. | 559 // due to version negotiation packets. |
| 560 server_thread_->Resume(); | 560 server_thread_->Resume(); |
| 561 } | 561 } |
| 562 | 562 |
| 563 bool BothSidesSupportStatelessRejects() { | 563 bool BothSidesSupportStatelessRejects() { |
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| 2834 client_->WaitForResponse(); | 2834 client_->WaitForResponse(); |
| 2835 // TODO(fayang): Fix this test to work with stateless rejects. | 2835 // TODO(fayang): Fix this test to work with stateless rejects. |
| 2836 if (!BothSidesSupportStatelessRejects()) { | 2836 if (!BothSidesSupportStatelessRejects()) { |
| 2837 VerifyCleanConnection(true); | 2837 VerifyCleanConnection(true); |
| 2838 } | 2838 } |
| 2839 } | 2839 } |
| 2840 | 2840 |
| 2841 } // namespace | 2841 } // namespace |
| 2842 } // namespace test | 2842 } // namespace test |
| 2843 } // namespace net | 2843 } // namespace net |
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