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| 1 /* |
| 2 * Copyright 2017 The WebRTC project authors. All Rights Reserved. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 |
| 11 #include "webrtc/pc/dtlssrtptransport.h" |
| 12 |
| 13 #include <memory> |
| 14 #include <utility> |
| 15 |
| 16 #include "webrtc/p2p/base/dtlstransportinternal.h" |
| 17 #include "webrtc/p2p/base/fakedtlstransport.h" |
| 18 #include "webrtc/p2p/base/fakepackettransport.h" |
| 19 #include "webrtc/pc/rtptransport.h" |
| 20 #include "webrtc/pc/rtptransporttestutil.h" |
| 21 #include "webrtc/rtc_base/asyncpacketsocket.h" |
| 22 #include "webrtc/rtc_base/gunit.h" |
| 23 #include "webrtc/rtc_base/ptr_util.h" |
| 24 #include "webrtc/rtc_base/sslstreamadapter.h" |
| 25 |
| 26 using cricket::FakeDtlsTransport; |
| 27 using cricket::FakeIceTransport; |
| 28 using webrtc::DtlsSrtpTransport; |
| 29 using webrtc::SrtpTransport; |
| 30 using webrtc::RtpTransport; |
| 31 |
| 32 class DtlsSrtpTransportTest : public testing::Test, |
| 33 public sigslot::has_slots<> { |
| 34 protected: |
| 35 DtlsSrtpTransportTest() { |
| 36 bool rtcp_mux_enabled = true; |
| 37 bool rtcp = true; |
| 38 // Setup RtpTransport. |
| 39 auto rtp_transport1 = rtc::MakeUnique<RtpTransport>(rtcp_mux_enabled); |
| 40 auto rtp_transport2 = rtc::MakeUnique<RtpTransport>(rtcp_mux_enabled); |
| 41 fake_ice_transport1_ = |
| 42 rtc::MakeUnique<FakeIceTransport>("fake_ice_transport1", 1); |
| 43 fake_ice_transport2_ = |
| 44 rtc::MakeUnique<FakeIceTransport>("fake_ice_transport2", 1); |
| 45 |
| 46 fake_dtls_transport1_ = |
| 47 rtc::MakeUnique<FakeDtlsTransport>(fake_ice_transport1_.get()); |
| 48 fake_dtls_transport2_ = |
| 49 rtc::MakeUnique<FakeDtlsTransport>(fake_ice_transport2_.get()); |
| 50 rtp_transport1->SetRtpPacketTransport(fake_dtls_transport1_.get()); |
| 51 rtp_transport2->SetRtpPacketTransport(fake_dtls_transport2_.get()); |
| 52 // Add payload type for RTP packet and RTCP packet. |
| 53 rtp_transport1->AddHandledPayloadType(0x00); |
| 54 rtp_transport2->AddHandledPayloadType(0x00); |
| 55 rtp_transport1->AddHandledPayloadType(0xc9); |
| 56 rtp_transport2->AddHandledPayloadType(0xc9); |
| 57 |
| 58 // Setup the SrtpTransport wrapping an RtpTransport. |
| 59 auto srtp_transport1 = |
| 60 rtc::MakeUnique<SrtpTransport>(std::move(rtp_transport1), "content"); |
| 61 auto srtp_transport2 = |
| 62 rtc::MakeUnique<SrtpTransport>(std::move(rtp_transport2), "content"); |
| 63 |
| 64 // Setup the DtlsSrtpTransport wrapping an SrtpTransport. |
| 65 dtls_srtp_transport1_ = rtc::MakeUnique<DtlsSrtpTransport>( |
| 66 std::move(srtp_transport1), "content"); |
| 67 dtls_srtp_transport2_ = rtc::MakeUnique<DtlsSrtpTransport>( |
| 68 std::move(srtp_transport2), "content"); |
| 69 // Using RtcpMux. |
| 70 dtls_srtp_transport1_->SetDtlsTransport(rtcp, fake_dtls_transport1_.get()); |
| 71 dtls_srtp_transport1_->SetDtlsTransport(!rtcp, fake_dtls_transport1_.get()); |
| 72 dtls_srtp_transport2_->SetDtlsTransport(rtcp, fake_dtls_transport2_.get()); |
| 73 dtls_srtp_transport2_->SetDtlsTransport(!rtcp, fake_dtls_transport2_.get()); |
| 74 } |
| 75 |
| 76 std::unique_ptr<DtlsSrtpTransport> dtls_srtp_transport1_; |
| 77 std::unique_ptr<DtlsSrtpTransport> dtls_srtp_transport2_; |
| 78 std::unique_ptr<FakeDtlsTransport> fake_dtls_transport1_; |
| 79 std::unique_ptr<FakeDtlsTransport> fake_dtls_transport2_; |
| 80 std::unique_ptr<FakeIceTransport> fake_ice_transport1_; |
| 81 std::unique_ptr<FakeIceTransport> fake_ice_transport2_; |
| 82 }; |
| 83 |
| 84 TEST_F(DtlsSrtpTransportTest, SetupDtlsSrtp) { |
| 85 // Setting certifications for DtlsTransport. |
| 86 auto cert1 = rtc::RTCCertificate::Create(std::unique_ptr<rtc::SSLIdentity>( |
| 87 rtc::SSLIdentity::Generate("session1", rtc::KT_DEFAULT))); |
| 88 fake_dtls_transport1_->SetLocalCertificate(cert1); |
| 89 auto cert2 = rtc::RTCCertificate::Create(std::unique_ptr<rtc::SSLIdentity>( |
| 90 rtc::SSLIdentity::Generate("session1", rtc::KT_DEFAULT))); |
| 91 fake_dtls_transport2_->SetLocalCertificate(cert2); |
| 92 fake_dtls_transport1_->SetDestination(fake_dtls_transport2_.get()); |
| 93 bool rtcp = true; |
| 94 EXPECT_TRUE(dtls_srtp_transport1_->SetupDtlsSrtp(rtcp)); |
| 95 EXPECT_TRUE(dtls_srtp_transport2_->SetupDtlsSrtp(rtcp)); |
| 96 EXPECT_TRUE(dtls_srtp_transport1_->SetupDtlsSrtp(!rtcp)); |
| 97 EXPECT_TRUE(dtls_srtp_transport2_->SetupDtlsSrtp(!rtcp)); |
| 98 EXPECT_TRUE(dtls_srtp_transport1_->IsActive()); |
| 99 EXPECT_TRUE(dtls_srtp_transport2_->IsActive()); |
| 100 } |
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