| /* |
| * Copyright 2016 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "webrtc/api/rtcstatscollector.h" |
| |
| #include <memory> |
| #include <utility> |
| #include <vector> |
| |
| #include "webrtc/api/peerconnection.h" |
| #include "webrtc/api/peerconnectioninterface.h" |
| #include "webrtc/api/mediastreaminterface.h" |
| #include "webrtc/api/webrtcsession.h" |
| #include "webrtc/base/checks.h" |
| #include "webrtc/base/timeutils.h" |
| #include "webrtc/media/base/mediachannel.h" |
| #include "webrtc/p2p/base/candidate.h" |
| #include "webrtc/p2p/base/p2pconstants.h" |
| #include "webrtc/p2p/base/port.h" |
| |
| namespace webrtc { |
| |
| namespace { |
| |
| std::string RTCCertificateIDFromFingerprint(const std::string& fingerprint) { |
| return "RTCCertificate_" + fingerprint; |
| } |
| |
| std::string RTCCodecStatsIDFromDirectionMediaAndPayload( |
| bool inbound, bool audio, uint32_t payload_type) { |
| // TODO(hbos): When we are able to handle multiple m= lines of the same media |
| // type (and multiple BaseChannels for the same type is possible?) this needs |
| // to be updated to differentiate the transport being used, and stats need to |
| // be collected for all of them. crbug.com/659117 |
| if (inbound) { |
| return audio ? "RTCCodec_InboundAudio_" + rtc::ToString<>(payload_type) |
| : "RTCCodec_InboundVideo_" + rtc::ToString<>(payload_type); |
| } |
| return audio ? "RTCCodec_OutboundAudio_" + rtc::ToString<>(payload_type) |
| : "RTCCodec_OutboundVideo_" + rtc::ToString<>(payload_type); |
| } |
| |
| std::string RTCIceCandidatePairStatsIDFromConnectionInfo( |
| const cricket::ConnectionInfo& info) { |
| return "RTCIceCandidatePair_" + info.local_candidate.id() + "_" + |
| info.remote_candidate.id(); |
| } |
| |
| std::string RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface( |
| const MediaStreamTrackInterface& track) { |
| return "RTCMediaStreamTrack_" + track.id(); |
| } |
| |
| std::string RTCTransportStatsIDFromTransportChannel( |
| const std::string& transport_name, int channel_component) { |
| return "RTCTransport_" + transport_name + "_" + |
| rtc::ToString<>(channel_component); |
| } |
| |
| std::string RTCTransportStatsIDFromBaseChannel( |
| const ProxyTransportMap& proxy_to_transport, |
| const cricket::BaseChannel& base_channel) { |
| auto proxy_it = proxy_to_transport.find(base_channel.content_name()); |
| if (proxy_it == proxy_to_transport.cend()) |
| return ""; |
| return RTCTransportStatsIDFromTransportChannel( |
| proxy_it->second, cricket::ICE_CANDIDATE_COMPONENT_RTP); |
| } |
| |
| std::string RTCInboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| return audio ? "RTCInboundRTPAudioStream_" + rtc::ToString<>(ssrc) |
| : "RTCInboundRTPVideoStream_" + rtc::ToString<>(ssrc); |
| } |
| |
| std::string RTCOutboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| return audio ? "RTCOutboundRTPAudioStream_" + rtc::ToString<>(ssrc) |
| : "RTCOutboundRTPVideoStream_" + rtc::ToString<>(ssrc); |
| } |
| |
| const char* CandidateTypeToRTCIceCandidateType(const std::string& type) { |
| if (type == cricket::LOCAL_PORT_TYPE) |
| return RTCIceCandidateType::kHost; |
| if (type == cricket::STUN_PORT_TYPE) |
| return RTCIceCandidateType::kSrflx; |
| if (type == cricket::PRFLX_PORT_TYPE) |
| return RTCIceCandidateType::kPrflx; |
| if (type == cricket::RELAY_PORT_TYPE) |
| return RTCIceCandidateType::kRelay; |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| |
| const char* DataStateToRTCDataChannelState( |
| DataChannelInterface::DataState state) { |
| switch (state) { |
| case DataChannelInterface::kConnecting: |
| return RTCDataChannelState::kConnecting; |
| case DataChannelInterface::kOpen: |
| return RTCDataChannelState::kOpen; |
| case DataChannelInterface::kClosing: |
| return RTCDataChannelState::kClosing; |
| case DataChannelInterface::kClosed: |
| return RTCDataChannelState::kClosed; |
| default: |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| } |
| |
| const char* IceCandidatePairStateToRTCStatsIceCandidatePairState( |
| cricket::IceCandidatePairState state) { |
| switch (state) { |
| case cricket::IceCandidatePairState::WAITING: |
| return RTCStatsIceCandidatePairState::kWaiting; |
| case cricket::IceCandidatePairState::IN_PROGRESS: |
| return RTCStatsIceCandidatePairState::kInProgress; |
| case cricket::IceCandidatePairState::SUCCEEDED: |
| return RTCStatsIceCandidatePairState::kSucceeded; |
| case cricket::IceCandidatePairState::FAILED: |
| return RTCStatsIceCandidatePairState::kFailed; |
| default: |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| } |
| |
| std::unique_ptr<RTCCodecStats> CodecStatsFromRtpCodecParameters( |
| uint64_t timestamp_us, bool inbound, bool audio, |
| const RtpCodecParameters& codec_params) { |
| RTC_DCHECK_GE(codec_params.payload_type, 0); |
| RTC_DCHECK_LE(codec_params.payload_type, 127); |
| uint32_t payload_type = static_cast<uint32_t>(codec_params.payload_type); |
| std::unique_ptr<RTCCodecStats> codec_stats(new RTCCodecStats( |
| RTCCodecStatsIDFromDirectionMediaAndPayload(inbound, audio, payload_type), |
| timestamp_us)); |
| codec_stats->payload_type = payload_type; |
| codec_stats->codec = (audio ? "audio/" : "video/") + codec_params.mime_type; |
| codec_stats->clock_rate = static_cast<uint32_t>(codec_params.clock_rate); |
| return codec_stats; |
| } |
| |
| void SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| const MediaStreamTrackInterface& track, |
| RTCMediaStreamTrackStats* track_stats) { |
| track_stats->track_identifier = track.id(); |
| track_stats->ended = (track.state() == MediaStreamTrackInterface::kEnded); |
| } |
| |
| // Provides the media independent counters (both audio and video). |
| void SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| const cricket::MediaReceiverInfo& media_receiver_info, |
| RTCInboundRTPStreamStats* inbound_stats) { |
| RTC_DCHECK(inbound_stats); |
| inbound_stats->ssrc = rtc::ToString<>(media_receiver_info.ssrc()); |
| // TODO(hbos): Support the remote case. crbug.com/657855 |
| inbound_stats->is_remote = false; |
| // TODO(hbos): Set |codec_id| when we have |RTCCodecStats|. Maybe relevant: |
| // |media_receiver_info.codec_name|. crbug.com/657854, 657855, 659117 |
| inbound_stats->packets_received = |
| static_cast<uint32_t>(media_receiver_info.packets_rcvd); |
| inbound_stats->bytes_received = |
| static_cast<uint64_t>(media_receiver_info.bytes_rcvd); |
| inbound_stats->packets_lost = |
| static_cast<uint32_t>(media_receiver_info.packets_lost); |
| inbound_stats->fraction_lost = |
| static_cast<double>(media_receiver_info.fraction_lost); |
| } |
| |
| void SetInboundRTPStreamStatsFromVoiceReceiverInfo( |
| const cricket::VoiceReceiverInfo& voice_receiver_info, |
| RTCInboundRTPStreamStats* inbound_audio) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| voice_receiver_info, inbound_audio); |
| inbound_audio->media_type = "audio"; |
| inbound_audio->jitter = |
| static_cast<double>(voice_receiver_info.jitter_ms) / |
| rtc::kNumMillisecsPerSec; |
| // |fir_count|, |pli_count| and |sli_count| are only valid for video and are |
| // purposefully left undefined for audio. |
| } |
| |
| void SetInboundRTPStreamStatsFromVideoReceiverInfo( |
| const cricket::VideoReceiverInfo& video_receiver_info, |
| RTCInboundRTPStreamStats* inbound_video) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| video_receiver_info, inbound_video); |
| inbound_video->media_type = "video"; |
| inbound_video->fir_count = |
| static_cast<uint32_t>(video_receiver_info.firs_sent); |
| inbound_video->pli_count = |
| static_cast<uint32_t>(video_receiver_info.plis_sent); |
| inbound_video->nack_count = |
| static_cast<uint32_t>(video_receiver_info.nacks_sent); |
| } |
| |
| // Provides the media independent counters (both audio and video). |
| void SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| const cricket::MediaSenderInfo& media_sender_info, |
| RTCOutboundRTPStreamStats* outbound_stats) { |
| RTC_DCHECK(outbound_stats); |
| outbound_stats->ssrc = rtc::ToString<>(media_sender_info.ssrc()); |
| // TODO(hbos): Support the remote case. crbug.com/657856 |
| outbound_stats->is_remote = false; |
| // TODO(hbos): Set |codec_id| when we have |RTCCodecStats|. Maybe relevant: |
| // |media_sender_info.codec_name|. crbug.com/657854, 657856, 659117 |
| outbound_stats->packets_sent = |
| static_cast<uint32_t>(media_sender_info.packets_sent); |
| outbound_stats->bytes_sent = |
| static_cast<uint64_t>(media_sender_info.bytes_sent); |
| if (media_sender_info.rtt_ms >= 0) { |
| outbound_stats->round_trip_time = static_cast<double>( |
| media_sender_info.rtt_ms) / rtc::kNumMillisecsPerSec; |
| } |
| } |
| |
| void SetOutboundRTPStreamStatsFromVoiceSenderInfo( |
| const cricket::VoiceSenderInfo& voice_sender_info, |
| RTCOutboundRTPStreamStats* outbound_audio) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| voice_sender_info, outbound_audio); |
| outbound_audio->media_type = "audio"; |
| // |fir_count|, |pli_count| and |sli_count| are only valid for video and are |
| // purposefully left undefined for audio. |
| } |
| |
| void SetOutboundRTPStreamStatsFromVideoSenderInfo( |
| const cricket::VideoSenderInfo& video_sender_info, |
| RTCOutboundRTPStreamStats* outbound_video) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| video_sender_info, outbound_video); |
| outbound_video->media_type = "video"; |
| outbound_video->fir_count = |
| static_cast<uint32_t>(video_sender_info.firs_rcvd); |
| outbound_video->pli_count = |
| static_cast<uint32_t>(video_sender_info.plis_rcvd); |
| outbound_video->nack_count = |
| static_cast<uint32_t>(video_sender_info.nacks_rcvd); |
| } |
| |
| void ProduceCertificateStatsFromSSLCertificateStats( |
| int64_t timestamp_us, const rtc::SSLCertificateStats& certificate_stats, |
| RTCStatsReport* report) { |
| RTCCertificateStats* prev_certificate_stats = nullptr; |
| for (const rtc::SSLCertificateStats* s = &certificate_stats; s; |
| s = s->issuer.get()) { |
| std::string certificate_stats_id = |
| RTCCertificateIDFromFingerprint(s->fingerprint); |
| // It is possible for the same certificate to show up multiple times, e.g. |
| // if local and remote side use the same certificate in a loopback call. |
| // If the report already contains stats for this certificate, skip it. |
| if (report->Get(certificate_stats_id)) { |
| RTC_DCHECK_EQ(s, &certificate_stats); |
| break; |
| } |
| RTCCertificateStats* certificate_stats = new RTCCertificateStats( |
| certificate_stats_id, timestamp_us); |
| certificate_stats->fingerprint = s->fingerprint; |
| certificate_stats->fingerprint_algorithm = s->fingerprint_algorithm; |
| certificate_stats->base64_certificate = s->base64_certificate; |
| if (prev_certificate_stats) |
| prev_certificate_stats->issuer_certificate_id = certificate_stats->id(); |
| report->AddStats(std::unique_ptr<RTCCertificateStats>(certificate_stats)); |
| prev_certificate_stats = certificate_stats; |
| } |
| } |
| |
| const std::string& ProduceIceCandidateStats( |
| int64_t timestamp_us, const cricket::Candidate& candidate, bool is_local, |
| RTCStatsReport* report) { |
| const std::string& id = "RTCIceCandidate_" + candidate.id(); |
| const RTCStats* stats = report->Get(id); |
| if (!stats) { |
| std::unique_ptr<RTCIceCandidateStats> candidate_stats; |
| if (is_local) |
| candidate_stats.reset(new RTCLocalIceCandidateStats(id, timestamp_us)); |
| else |
| candidate_stats.reset(new RTCRemoteIceCandidateStats(id, timestamp_us)); |
| candidate_stats->ip = candidate.address().ipaddr().ToString(); |
| candidate_stats->port = static_cast<int32_t>(candidate.address().port()); |
| candidate_stats->protocol = candidate.protocol(); |
| candidate_stats->candidate_type = CandidateTypeToRTCIceCandidateType( |
| candidate.type()); |
| candidate_stats->priority = static_cast<int32_t>(candidate.priority()); |
| |
| stats = candidate_stats.get(); |
| report->AddStats(std::move(candidate_stats)); |
| } |
| RTC_DCHECK_EQ(stats->type(), is_local ? RTCLocalIceCandidateStats::kType |
| : RTCRemoteIceCandidateStats::kType); |
| return stats->id(); |
| } |
| |
| void ProduceMediaStreamAndTrackStats( |
| int64_t timestamp_us, |
| rtc::scoped_refptr<StreamCollectionInterface> streams, |
| bool is_local, |
| RTCStatsReport* report) { |
| // TODO(hbos): When "AddTrack" is implemented we should iterate tracks to |
| // find which streams exist, not iterate streams to find tracks. |
| // crbug.com/659137 |
| // TODO(hbos): Return stats of detached tracks. We have to perform stats |
| // gathering at the time of detachment to get accurate stats and timestamps. |
| // crbug.com/659137 |
| if (!streams) |
| return; |
| for (size_t i = 0; i < streams->count(); ++i) { |
| MediaStreamInterface* stream = streams->at(i); |
| |
| std::unique_ptr<RTCMediaStreamStats> stream_stats( |
| new RTCMediaStreamStats( |
| (is_local ? "RTCMediaStream_local_" : "RTCMediaStream_remote_") + |
| stream->label(), timestamp_us)); |
| stream_stats->stream_identifier = stream->label(); |
| stream_stats->track_ids = std::vector<std::string>(); |
| // Audio Tracks |
| for (const rtc::scoped_refptr<AudioTrackInterface>& audio_track : |
| stream->GetAudioTracks()) { |
| std::string id = RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface( |
| *audio_track.get()); |
| if (report->Get(id)) { |
| // Skip track, stats already exist for it. |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats( |
| new RTCMediaStreamTrackStats(id, timestamp_us)); |
| stream_stats->track_ids->push_back(audio_track_stats->id()); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| *audio_track.get(), |
| audio_track_stats.get()); |
| audio_track_stats->remote_source = !is_local; |
| audio_track_stats->detached = false; |
| int signal_level; |
| if (audio_track->GetSignalLevel(&signal_level)) { |
| // Convert signal level from [0,32767] int to [0,1] double. |
| RTC_DCHECK_GE(signal_level, 0); |
| RTC_DCHECK_LE(signal_level, 32767); |
| audio_track_stats->audio_level = signal_level / 32767.0; |
| } |
| if (audio_track->GetAudioProcessor()) { |
| AudioProcessorInterface::AudioProcessorStats audio_processor_stats; |
| audio_track->GetAudioProcessor()->GetStats(&audio_processor_stats); |
| if (audio_processor_stats.echo_return_loss != -100) { |
| audio_track_stats->echo_return_loss = static_cast<double>( |
| audio_processor_stats.echo_return_loss); |
| } |
| if (audio_processor_stats.echo_return_loss_enhancement != -100) { |
| audio_track_stats->echo_return_loss_enhancement = static_cast<double>( |
| audio_processor_stats.echo_return_loss_enhancement); |
| } |
| } |
| report->AddStats(std::move(audio_track_stats)); |
| } |
| // Video Tracks |
| for (const rtc::scoped_refptr<VideoTrackInterface>& video_track : |
| stream->GetVideoTracks()) { |
| std::string id = RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface( |
| *video_track.get()); |
| if (report->Get(id)) { |
| // Skip track, stats already exist for it. |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats( |
| new RTCMediaStreamTrackStats(id, timestamp_us)); |
| stream_stats->track_ids->push_back(video_track_stats->id()); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| *video_track.get(), |
| video_track_stats.get()); |
| video_track_stats->remote_source = !is_local; |
| video_track_stats->detached = false; |
| if (video_track->GetSource()) { |
| VideoTrackSourceInterface::Stats video_track_source_stats; |
| if (video_track->GetSource()->GetStats(&video_track_source_stats)) { |
| video_track_stats->frame_width = static_cast<uint32_t>( |
| video_track_source_stats.input_width); |
| video_track_stats->frame_height = static_cast<uint32_t>( |
| video_track_source_stats.input_height); |
| } |
| } |
| report->AddStats(std::move(video_track_stats)); |
| } |
| report->AddStats(std::move(stream_stats)); |
| } |
| } |
| |
| } // namespace |
| |
| rtc::scoped_refptr<RTCStatsCollector> RTCStatsCollector::Create( |
| PeerConnection* pc, int64_t cache_lifetime_us) { |
| return rtc::scoped_refptr<RTCStatsCollector>( |
| new rtc::RefCountedObject<RTCStatsCollector>(pc, cache_lifetime_us)); |
| } |
| |
| RTCStatsCollector::RTCStatsCollector(PeerConnection* pc, |
| int64_t cache_lifetime_us) |
| : pc_(pc), |
| signaling_thread_(pc->session()->signaling_thread()), |
| worker_thread_(pc->session()->worker_thread()), |
| network_thread_(pc->session()->network_thread()), |
| num_pending_partial_reports_(0), |
| partial_report_timestamp_us_(0), |
| cache_timestamp_us_(0), |
| cache_lifetime_us_(cache_lifetime_us) { |
| RTC_DCHECK(pc_); |
| RTC_DCHECK(signaling_thread_); |
| RTC_DCHECK(worker_thread_); |
| RTC_DCHECK(network_thread_); |
| RTC_DCHECK_GE(cache_lifetime_us_, 0); |
| pc_->SignalDataChannelCreated.connect( |
| this, &RTCStatsCollector::OnDataChannelCreated); |
| } |
| |
| RTCStatsCollector::~RTCStatsCollector() { |
| RTC_DCHECK_EQ(num_pending_partial_reports_, 0); |
| } |
| |
| void RTCStatsCollector::GetStatsReport( |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(callback); |
| callbacks_.push_back(callback); |
| |
| // "Now" using a monotonically increasing timer. |
| int64_t cache_now_us = rtc::TimeMicros(); |
| if (cached_report_ && |
| cache_now_us - cache_timestamp_us_ <= cache_lifetime_us_) { |
| // We have a fresh cached report to deliver. |
| DeliverCachedReport(); |
| } else if (!num_pending_partial_reports_) { |
| // Only start gathering stats if we're not already gathering stats. In the |
| // case of already gathering stats, |callback_| will be invoked when there |
| // are no more pending partial reports. |
| |
| // "Now" using a system clock, relative to the UNIX epoch (Jan 1, 1970, |
| // UTC), in microseconds. The system clock could be modified and is not |
| // necessarily monotonically increasing. |
| int64_t timestamp_us = rtc::TimeUTCMicros(); |
| |
| num_pending_partial_reports_ = 2; |
| partial_report_timestamp_us_ = cache_now_us; |
| |
| // Prepare |channel_names_| and |media_info_| for use in |
| // |ProducePartialResultsOnNetworkThread|. |
| channel_name_pairs_.reset(new ChannelNamePairs()); |
| if (pc_->session()->voice_channel()) { |
| channel_name_pairs_->voice = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->session()->voice_channel()->content_name(), |
| pc_->session()->voice_channel()->transport_name())); |
| } |
| if (pc_->session()->video_channel()) { |
| channel_name_pairs_->video = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->session()->video_channel()->content_name(), |
| pc_->session()->video_channel()->transport_name())); |
| } |
| if (pc_->session()->data_channel()) { |
| channel_name_pairs_->data = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->session()->data_channel()->content_name(), |
| pc_->session()->data_channel()->transport_name())); |
| } |
| media_info_.reset(PrepareMediaInfo_s().release()); |
| |
| invoker_.AsyncInvoke<void>(RTC_FROM_HERE, network_thread_, |
| rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnNetworkThread, |
| rtc::scoped_refptr<RTCStatsCollector>(this), timestamp_us)); |
| ProducePartialResultsOnSignalingThread(timestamp_us); |
| } |
| } |
| |
| void RTCStatsCollector::ClearCachedStatsReport() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| cached_report_ = nullptr; |
| } |
| |
| void RTCStatsCollector::WaitForPendingRequest() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| if (num_pending_partial_reports_) { |
| rtc::Thread::Current()->ProcessMessages(0); |
| while (num_pending_partial_reports_) { |
| rtc::Thread::Current()->SleepMs(1); |
| rtc::Thread::Current()->ProcessMessages(0); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnSignalingThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create( |
| timestamp_us); |
| |
| ProduceDataChannelStats_s(timestamp_us, report.get()); |
| ProduceMediaStreamAndTrackStats_s(timestamp_us, report.get()); |
| ProducePeerConnectionStats_s(timestamp_us, report.get()); |
| |
| AddPartialResults(report); |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnNetworkThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create( |
| timestamp_us); |
| |
| std::unique_ptr<SessionStats> session_stats = |
| pc_->session()->GetStats(*channel_name_pairs_); |
| if (session_stats) { |
| std::map<std::string, CertificateStatsPair> transport_cert_stats = |
| PrepareTransportCertificateStats_n(*session_stats); |
| |
| ProduceCertificateStats_n( |
| timestamp_us, transport_cert_stats, report.get()); |
| ProduceCodecStats_n( |
| timestamp_us, *media_info_, report.get()); |
| ProduceIceCandidateAndPairStats_n( |
| timestamp_us, *session_stats, report.get()); |
| ProduceRTPStreamStats_n( |
| timestamp_us, *session_stats, *media_info_, report.get()); |
| ProduceTransportStats_n( |
| timestamp_us, *session_stats, transport_cert_stats, report.get()); |
| } |
| |
| AddPartialResults(report); |
| } |
| |
| void RTCStatsCollector::AddPartialResults( |
| const rtc::scoped_refptr<RTCStatsReport>& partial_report) { |
| if (!signaling_thread_->IsCurrent()) { |
| invoker_.AsyncInvoke<void>(RTC_FROM_HERE, signaling_thread_, |
| rtc::Bind(&RTCStatsCollector::AddPartialResults_s, |
| rtc::scoped_refptr<RTCStatsCollector>(this), |
| partial_report)); |
| return; |
| } |
| AddPartialResults_s(partial_report); |
| } |
| |
| void RTCStatsCollector::AddPartialResults_s( |
| rtc::scoped_refptr<RTCStatsReport> partial_report) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK_GT(num_pending_partial_reports_, 0); |
| if (!partial_report_) |
| partial_report_ = partial_report; |
| else |
| partial_report_->TakeMembersFrom(partial_report); |
| --num_pending_partial_reports_; |
| if (!num_pending_partial_reports_) { |
| cache_timestamp_us_ = partial_report_timestamp_us_; |
| cached_report_ = partial_report_; |
| partial_report_ = nullptr; |
| DeliverCachedReport(); |
| } |
| } |
| |
| void RTCStatsCollector::DeliverCachedReport() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(!callbacks_.empty()); |
| RTC_DCHECK(cached_report_); |
| for (const rtc::scoped_refptr<RTCStatsCollectorCallback>& callback : |
| callbacks_) { |
| callback->OnStatsDelivered(cached_report_); |
| } |
| callbacks_.clear(); |
| } |
| |
| void RTCStatsCollector::ProduceCertificateStats_n( |
| int64_t timestamp_us, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport_cert_stats_pair : transport_cert_stats) { |
| if (transport_cert_stats_pair.second.local) { |
| ProduceCertificateStatsFromSSLCertificateStats( |
| timestamp_us, *transport_cert_stats_pair.second.local.get(), report); |
| } |
| if (transport_cert_stats_pair.second.remote) { |
| ProduceCertificateStatsFromSSLCertificateStats( |
| timestamp_us, *transport_cert_stats_pair.second.remote.get(), report); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceCodecStats_n( |
| int64_t timestamp_us, const MediaInfo& media_info, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| // Audio |
| if (media_info.voice) { |
| // Inbound |
| for (const auto& pair : media_info.voice->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, true, true, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : media_info.voice->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, false, true, pair.second)); |
| } |
| } |
| // Video |
| if (media_info.video) { |
| // Inbound |
| for (const auto& pair : media_info.video->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, true, false, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : media_info.video->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, false, false, pair.second)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceDataChannelStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| for (const rtc::scoped_refptr<DataChannel>& data_channel : |
| pc_->sctp_data_channels()) { |
| std::unique_ptr<RTCDataChannelStats> data_channel_stats( |
| new RTCDataChannelStats( |
| "RTCDataChannel_" + rtc::ToString<>(data_channel->id()), |
| timestamp_us)); |
| data_channel_stats->label = data_channel->label(); |
| data_channel_stats->protocol = data_channel->protocol(); |
| data_channel_stats->datachannelid = data_channel->id(); |
| data_channel_stats->state = |
| DataStateToRTCDataChannelState(data_channel->state()); |
| data_channel_stats->messages_sent = data_channel->messages_sent(); |
| data_channel_stats->bytes_sent = data_channel->bytes_sent(); |
| data_channel_stats->messages_received = data_channel->messages_received(); |
| data_channel_stats->bytes_received = data_channel->bytes_received(); |
| report->AddStats(std::move(data_channel_stats)); |
| } |
| } |
| |
| void RTCStatsCollector::ProduceIceCandidateAndPairStats_n( |
| int64_t timestamp_us, const SessionStats& session_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport_stats : session_stats.transport_stats) { |
| for (const auto& channel_stats : transport_stats.second.channel_stats) { |
| std::string transport_id = RTCTransportStatsIDFromTransportChannel( |
| transport_stats.second.transport_name, channel_stats.component); |
| for (const cricket::ConnectionInfo& info : |
| channel_stats.connection_infos) { |
| std::unique_ptr<RTCIceCandidatePairStats> candidate_pair_stats( |
| new RTCIceCandidatePairStats( |
| RTCIceCandidatePairStatsIDFromConnectionInfo(info), |
| timestamp_us)); |
| |
| candidate_pair_stats->transport_id = transport_id; |
| // TODO(hbos): There could be other candidates that are not paired with |
| // anything. We don't have a complete list. Local candidates come from |
| // Port objects, and prflx candidates (both local and remote) are only |
| // stored in candidate pairs. crbug.com/632723 |
| candidate_pair_stats->local_candidate_id = ProduceIceCandidateStats( |
| timestamp_us, info.local_candidate, true, report); |
| candidate_pair_stats->remote_candidate_id = ProduceIceCandidateStats( |
| timestamp_us, info.remote_candidate, false, report); |
| candidate_pair_stats->state = |
| IceCandidatePairStateToRTCStatsIceCandidatePairState(info.state); |
| candidate_pair_stats->priority = info.priority; |
| // TODO(hbos): This writable is different than the spec. It goes to |
| // false after a certain amount of time without a response passes. |
| // crbug.com/633550 |
| candidate_pair_stats->writable = info.writable; |
| candidate_pair_stats->bytes_sent = |
| static_cast<uint64_t>(info.sent_total_bytes); |
| candidate_pair_stats->bytes_received = |
| static_cast<uint64_t>(info.recv_total_bytes); |
| // TODO(hbos): The |info.rtt| measurement is smoothed. It shouldn't be |
| // smoothed according to the spec. crbug.com/633550. See |
| // https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-currentrtt |
| candidate_pair_stats->current_round_trip_time = |
| static_cast<double>(info.rtt) / rtc::kNumMillisecsPerSec; |
| candidate_pair_stats->requests_received = |
| static_cast<uint64_t>(info.recv_ping_requests); |
| candidate_pair_stats->requests_sent = static_cast<uint64_t>( |
| info.sent_ping_requests_before_first_response); |
| candidate_pair_stats->responses_received = |
| static_cast<uint64_t>(info.recv_ping_responses); |
| candidate_pair_stats->responses_sent = |
| static_cast<uint64_t>(info.sent_ping_responses); |
| RTC_DCHECK_GE(info.sent_ping_requests_total, |
| info.sent_ping_requests_before_first_response); |
| candidate_pair_stats->consent_requests_sent = static_cast<uint64_t>( |
| info.sent_ping_requests_total - |
| info.sent_ping_requests_before_first_response); |
| |
| report->AddStats(std::move(candidate_pair_stats)); |
| } |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceMediaStreamAndTrackStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| ProduceMediaStreamAndTrackStats( |
| timestamp_us, pc_->local_streams(), true, report); |
| ProduceMediaStreamAndTrackStats( |
| timestamp_us, pc_->remote_streams(), false, report); |
| } |
| |
| void RTCStatsCollector::ProducePeerConnectionStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| std::unique_ptr<RTCPeerConnectionStats> stats( |
| new RTCPeerConnectionStats("RTCPeerConnection", timestamp_us)); |
| stats->data_channels_opened = internal_record_.data_channels_opened; |
| stats->data_channels_closed = internal_record_.data_channels_closed; |
| report->AddStats(std::move(stats)); |
| } |
| |
| void RTCStatsCollector::ProduceRTPStreamStats_n( |
| int64_t timestamp_us, const SessionStats& session_stats, |
| const MediaInfo& media_info, RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| |
| // Audio |
| if (media_info.voice) { |
| std::string transport_id = RTCTransportStatsIDFromBaseChannel( |
| session_stats.proxy_to_transport, *pc_->session()->voice_channel()); |
| RTC_DCHECK(!transport_id.empty()); |
| // Inbound |
| for (const cricket::VoiceReceiverInfo& voice_receiver_info : |
| media_info.voice->receivers) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (voice_receiver_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCInboundRTPStreamStats> inbound_audio( |
| new RTCInboundRTPStreamStats( |
| RTCInboundRTPStreamStatsIDFromSSRC( |
| true, voice_receiver_info.ssrc()), |
| timestamp_us)); |
| SetInboundRTPStreamStatsFromVoiceReceiverInfo( |
| voice_receiver_info, inbound_audio.get()); |
| inbound_audio->transport_id = transport_id; |
| if (voice_receiver_info.codec_payload_type) { |
| inbound_audio->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| true, true, *voice_receiver_info.codec_payload_type); |
| } |
| report->AddStats(std::move(inbound_audio)); |
| } |
| // Outbound |
| for (const cricket::VoiceSenderInfo& voice_sender_info : |
| media_info.voice->senders) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (voice_sender_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCOutboundRTPStreamStats> outbound_audio( |
| new RTCOutboundRTPStreamStats( |
| RTCOutboundRTPStreamStatsIDFromSSRC( |
| true, voice_sender_info.ssrc()), |
| timestamp_us)); |
| SetOutboundRTPStreamStatsFromVoiceSenderInfo( |
| voice_sender_info, outbound_audio.get()); |
| outbound_audio->transport_id = transport_id; |
| if (voice_sender_info.codec_payload_type) { |
| outbound_audio->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| false, true, *voice_sender_info.codec_payload_type); |
| } |
| report->AddStats(std::move(outbound_audio)); |
| } |
| } |
| // Video |
| if (media_info.video) { |
| std::string transport_id = RTCTransportStatsIDFromBaseChannel( |
| session_stats.proxy_to_transport, *pc_->session()->video_channel()); |
| RTC_DCHECK(!transport_id.empty()); |
| // Inbound |
| for (const cricket::VideoReceiverInfo& video_receiver_info : |
| media_info.video->receivers) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (video_receiver_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCInboundRTPStreamStats> inbound_video( |
| new RTCInboundRTPStreamStats( |
| RTCInboundRTPStreamStatsIDFromSSRC( |
| false, video_receiver_info.ssrc()), |
| timestamp_us)); |
| SetInboundRTPStreamStatsFromVideoReceiverInfo( |
| video_receiver_info, inbound_video.get()); |
| inbound_video->transport_id = transport_id; |
| if (video_receiver_info.codec_payload_type) { |
| inbound_video->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| true, false, *video_receiver_info.codec_payload_type); |
| } |
| report->AddStats(std::move(inbound_video)); |
| } |
| // Outbound |
| for (const cricket::VideoSenderInfo& video_sender_info : |
| media_info.video->senders) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (video_sender_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCOutboundRTPStreamStats> outbound_video( |
| new RTCOutboundRTPStreamStats( |
| RTCOutboundRTPStreamStatsIDFromSSRC( |
| false, video_sender_info.ssrc()), |
| timestamp_us)); |
| SetOutboundRTPStreamStatsFromVideoSenderInfo( |
| video_sender_info, outbound_video.get()); |
| outbound_video->transport_id = transport_id; |
| if (video_sender_info.codec_payload_type) { |
| outbound_video->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| false, false, *video_sender_info.codec_payload_type); |
| } |
| report->AddStats(std::move(outbound_video)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceTransportStats_n( |
| int64_t timestamp_us, const SessionStats& session_stats, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport : session_stats.transport_stats) { |
| // Get reference to RTCP channel, if it exists. |
| std::string rtcp_transport_stats_id; |
| for (const auto& channel_stats : transport.second.channel_stats) { |
| if (channel_stats.component == |
| cricket::ICE_CANDIDATE_COMPONENT_RTCP) { |
| rtcp_transport_stats_id = RTCTransportStatsIDFromTransportChannel( |
| transport.second.transport_name, channel_stats.component); |
| break; |
| } |
| } |
| |
| // Get reference to local and remote certificates of this transport, if they |
| // exist. |
| const auto& certificate_stats_it = transport_cert_stats.find( |
| transport.second.transport_name); |
| RTC_DCHECK(certificate_stats_it != transport_cert_stats.cend()); |
| std::string local_certificate_id; |
| if (certificate_stats_it->second.local) { |
| local_certificate_id = RTCCertificateIDFromFingerprint( |
| certificate_stats_it->second.local->fingerprint); |
| } |
| std::string remote_certificate_id; |
| if (certificate_stats_it->second.remote) { |
| remote_certificate_id = RTCCertificateIDFromFingerprint( |
| certificate_stats_it->second.remote->fingerprint); |
| } |
| |
| // There is one transport stats for each channel. |
| for (const auto& channel_stats : transport.second.channel_stats) { |
| std::unique_ptr<RTCTransportStats> transport_stats( |
| new RTCTransportStats( |
| RTCTransportStatsIDFromTransportChannel( |
| transport.second.transport_name, channel_stats.component), |
| timestamp_us)); |
| transport_stats->bytes_sent = 0; |
| transport_stats->bytes_received = 0; |
| transport_stats->active_connection = false; |
| for (const cricket::ConnectionInfo& info : |
| channel_stats.connection_infos) { |
| *transport_stats->bytes_sent += info.sent_total_bytes; |
| *transport_stats->bytes_received += info.recv_total_bytes; |
| if (info.best_connection) { |
| transport_stats->active_connection = true; |
| transport_stats->selected_candidate_pair_id = |
| RTCIceCandidatePairStatsIDFromConnectionInfo(info); |
| } |
| } |
| if (channel_stats.component != cricket::ICE_CANDIDATE_COMPONENT_RTCP && |
| !rtcp_transport_stats_id.empty()) { |
| transport_stats->rtcp_transport_stats_id = rtcp_transport_stats_id; |
| } |
| if (!local_certificate_id.empty()) |
| transport_stats->local_certificate_id = local_certificate_id; |
| if (!remote_certificate_id.empty()) |
| transport_stats->remote_certificate_id = remote_certificate_id; |
| report->AddStats(std::move(transport_stats)); |
| } |
| } |
| } |
| |
| std::map<std::string, RTCStatsCollector::CertificateStatsPair> |
| RTCStatsCollector::PrepareTransportCertificateStats_n( |
| const SessionStats& session_stats) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| std::map<std::string, CertificateStatsPair> transport_cert_stats; |
| for (const auto& transport_stats : session_stats.transport_stats) { |
| CertificateStatsPair certificate_stats_pair; |
| rtc::scoped_refptr<rtc::RTCCertificate> local_certificate; |
| if (pc_->session()->GetLocalCertificate( |
| transport_stats.second.transport_name, &local_certificate)) { |
| certificate_stats_pair.local = |
| local_certificate->ssl_certificate().GetStats(); |
| } |
| std::unique_ptr<rtc::SSLCertificate> remote_certificate = |
| pc_->session()->GetRemoteSSLCertificate( |
| transport_stats.second.transport_name); |
| if (remote_certificate) { |
| certificate_stats_pair.remote = remote_certificate->GetStats(); |
| } |
| transport_cert_stats.insert( |
| std::make_pair(transport_stats.second.transport_name, |
| std::move(certificate_stats_pair))); |
| } |
| return transport_cert_stats; |
| } |
| |
| std::unique_ptr<RTCStatsCollector::MediaInfo> |
| RTCStatsCollector::PrepareMediaInfo_s() const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| std::unique_ptr<MediaInfo> media_info(new MediaInfo()); |
| if (pc_->session()->voice_channel()) { |
| cricket::VoiceMediaInfo voice_media_info; |
| if (pc_->session()->voice_channel()->GetStats(&voice_media_info)) { |
| media_info->voice = rtc::Optional<cricket::VoiceMediaInfo>( |
| std::move(voice_media_info)); |
| } |
| } |
| if (pc_->session()->video_channel()) { |
| cricket::VideoMediaInfo video_media_info; |
| if (pc_->session()->video_channel()->GetStats(&video_media_info)) { |
| media_info->video = rtc::Optional<cricket::VideoMediaInfo>( |
| std::move(video_media_info)); |
| } |
| } |
| return media_info; |
| } |
| |
| void RTCStatsCollector::OnDataChannelCreated(DataChannel* channel) { |
| channel->SignalOpened.connect(this, &RTCStatsCollector::OnDataChannelOpened); |
| channel->SignalClosed.connect(this, &RTCStatsCollector::OnDataChannelClosed); |
| } |
| |
| void RTCStatsCollector::OnDataChannelOpened(DataChannel* channel) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| bool result = internal_record_.opened_data_channels.insert( |
| reinterpret_cast<uintptr_t>(channel)).second; |
| ++internal_record_.data_channels_opened; |
| RTC_DCHECK(result); |
| } |
| |
| void RTCStatsCollector::OnDataChannelClosed(DataChannel* channel) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| // Only channels that have been fully opened (and have increased the |
| // |data_channels_opened_| counter) increase the closed counter. |
| if (internal_record_.opened_data_channels.find( |
| reinterpret_cast<uintptr_t>(channel)) != |
| internal_record_.opened_data_channels.end()) { |
| ++internal_record_.data_channels_closed; |
| } |
| } |
| |
| const char* CandidateTypeToRTCIceCandidateTypeForTesting( |
| const std::string& type) { |
| return CandidateTypeToRTCIceCandidateType(type); |
| } |
| |
| const char* DataStateToRTCDataChannelStateForTesting( |
| DataChannelInterface::DataState state) { |
| return DataStateToRTCDataChannelState(state); |
| } |
| |
| } // namespace webrtc |
