git.sesse.net Git - nageru/blob - nageru/srt_metrics.cpp

   1 #include "srt_metrics.h"
   2 #include "shared/metrics.h"
   3
   4 #include <srt/srt.h>
   5
   6 using namespace std;
   7
   8 void SRTMetrics::init(const vector<pair<string, string>> &labels)
   9 {
  10         // Global measurements (counters).
  11         global_metrics.add("srt_uptime_seconds", labels, &metric_srt_uptime_seconds);
  12         global_metrics.add("srt_send_duration_seconds", labels, &metric_srt_send_duration_seconds);
  13         global_metrics.add("srt_sent_bytes", labels, &metric_srt_sent_bytes);
  14         global_metrics.add("srt_received_bytes", labels, &metric_srt_received_bytes);
  15
  16         vector<pair<string, string>> packet_labels = labels;
  17         packet_labels.emplace_back("type", "normal");
  18         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_normal);
  19         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_normal);
  20
  21         packet_labels.back().second = "lost";
  22         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_lost);
  23         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_lost);
  24
  25         packet_labels.back().second = "retransmitted";
  26         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_retransmitted);
  27         global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_retransmitted);
  28
  29         packet_labels.back().second = "ack";
  30         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_ack);
  31         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_ack);
  32
  33         packet_labels.back().second = "nak";
  34         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_nak);
  35         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_nak);
  36
  37         packet_labels.back().second = "dropped";
  38         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_dropped);
  39         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_dropped);
  40         global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_dropped);
  41         global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_dropped);
  42
  43         packet_labels.back().second = "undecryptable";
  44         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_undecryptable);
  45         global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_undecryptable);
  46
  47         global_metrics.add("srt_filter_sent_extra_packets", labels, &metric_srt_filter_sent_packets);
  48         global_metrics.add("srt_filter_received_extra_packets", labels, &metric_srt_filter_received_extra_packets);
  49         global_metrics.add("srt_filter_received_rebuilt_packets", labels, &metric_srt_filter_received_rebuilt_packets);
  50         global_metrics.add("srt_filter_received_lost_packets", labels, &metric_srt_filter_received_lost_packets);
  51
  52         // Instant measurements (gauges).
  53         global_metrics.add("srt_packet_sending_period_seconds", labels, &metric_srt_packet_sending_period_seconds, Metrics::TYPE_GAUGE);
  54         global_metrics.add("srt_flow_window_packets", labels, &metric_srt_flow_window_packets, Metrics::TYPE_GAUGE);
  55         global_metrics.add("srt_congestion_window_packets", labels, &metric_srt_congestion_window_packets, Metrics::TYPE_GAUGE);
  56         global_metrics.add("srt_flight_size_packets", labels, &metric_srt_flight_size_packets, Metrics::TYPE_GAUGE);
  57         global_metrics.add("srt_rtt_seconds", labels, &metric_srt_rtt_seconds, Metrics::TYPE_GAUGE);
  58         global_metrics.add("srt_estimated_bandwidth_bits_per_second", labels, &metric_srt_estimated_bandwidth_bits_per_second, Metrics::TYPE_GAUGE);
  59         global_metrics.add("srt_bandwidth_ceiling_bits_per_second", labels, &metric_srt_bandwidth_ceiling_bits_per_second, Metrics::TYPE_GAUGE);
  60         global_metrics.add("srt_send_buffer_available_bytes", labels, &metric_srt_send_buffer_available_bytes, Metrics::TYPE_GAUGE);
  61         global_metrics.add("srt_receive_buffer_available_bytes", labels, &metric_srt_receive_buffer_available_bytes, Metrics::TYPE_GAUGE);
  62         global_metrics.add("srt_mss_bytes", labels, &metric_srt_mss_bytes, Metrics::TYPE_GAUGE);
  63
  64         global_metrics.add("srt_sender_unacked_packets", labels, &metric_srt_sender_unacked_packets, Metrics::TYPE_GAUGE);
  65         global_metrics.add("srt_sender_unacked_bytes", labels, &metric_srt_sender_unacked_bytes, Metrics::TYPE_GAUGE);
  66         global_metrics.add("srt_sender_unacked_timespan_seconds", labels, &metric_srt_sender_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
  67         global_metrics.add("srt_sender_delivery_delay_seconds", labels, &metric_srt_sender_delivery_delay_seconds, Metrics::TYPE_GAUGE);
  68
  69         global_metrics.add("srt_receiver_unacked_packets", labels, &metric_srt_receiver_unacked_packets, Metrics::TYPE_GAUGE);
  70         global_metrics.add("srt_receiver_unacked_bytes", labels, &metric_srt_receiver_unacked_bytes, Metrics::TYPE_GAUGE);
  71         global_metrics.add("srt_receiver_unacked_timespan_seconds", labels, &metric_srt_receiver_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
  72         global_metrics.add("srt_receiver_delivery_delay_seconds", labels, &metric_srt_receiver_delivery_delay_seconds, Metrics::TYPE_GAUGE);
  73 }
  74
  75 void SRTMetrics::deinit(const vector<pair<string, string>> &labels)
  76 {
  77         // Global measurements (counters).
  78         global_metrics.remove_if_exists("srt_uptime_seconds", labels);
  79         global_metrics.remove_if_exists("srt_send_duration_seconds", labels);
  80         global_metrics.remove_if_exists("srt_sent_bytes", labels);
  81         global_metrics.remove_if_exists("srt_received_bytes", labels);
  82
  83         vector<pair<string, string>> packet_labels = labels;
  84         packet_labels.emplace_back("type", "normal");
  85         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  86         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
  87
  88         packet_labels.back().second = "lost";
  89         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  90         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
  91
  92         packet_labels.back().second = "retransmitted";
  93         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  94         global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
  95
  96         packet_labels.back().second = "ack";
  97         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  98         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
  99
 100         packet_labels.back().second = "nak";
 101         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
 102         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 103
 104         packet_labels.back().second = "dropped";
 105         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
 106         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 107         global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
 108         global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
 109
 110         packet_labels.back().second = "undecryptable";
 111         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 112         global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
 113
 114         global_metrics.remove_if_exists("srt_filter_sent_extra_packets", labels);
 115         global_metrics.remove_if_exists("srt_filter_received_extra_packets", labels);
 116         global_metrics.remove_if_exists("srt_filter_received_rebuilt_packets", labels);
 117         global_metrics.remove_if_exists("srt_filter_received_lost_packets", labels);
 118
 119         // Instant measurements (gauges).
 120         global_metrics.remove_if_exists("srt_packet_sending_period_seconds", labels);
 121         global_metrics.remove_if_exists("srt_flow_window_packets", labels);
 122         global_metrics.remove_if_exists("srt_congestion_window_packets", labels);
 123         global_metrics.remove_if_exists("srt_flight_size_packets", labels);
 124         global_metrics.remove_if_exists("srt_rtt_seconds", labels);
 125         global_metrics.remove_if_exists("srt_estimated_bandwidth_bits_per_second", labels);
 126         global_metrics.remove_if_exists("srt_bandwidth_ceiling_bits_per_second", labels);
 127         global_metrics.remove_if_exists("srt_send_buffer_available_bytes", labels);
 128         global_metrics.remove_if_exists("srt_receive_buffer_available_bytes", labels);
 129         global_metrics.remove_if_exists("srt_mss_bytes", labels);
 130
 131         global_metrics.remove_if_exists("srt_sender_unacked_packets", labels);
 132         global_metrics.remove_if_exists("srt_sender_unacked_bytes", labels);
 133         global_metrics.remove_if_exists("srt_sender_unacked_timespan_seconds", labels);
 134         global_metrics.remove_if_exists("srt_sender_delivery_delay_seconds", labels);
 135
 136         global_metrics.remove_if_exists("srt_receiver_unacked_packets", labels);
 137         global_metrics.remove_if_exists("srt_receiver_unacked_bytes", labels);
 138         global_metrics.remove_if_exists("srt_receiver_unacked_timespan_seconds", labels);
 139         global_metrics.remove_if_exists("srt_receiver_delivery_delay_seconds", labels);
 140 }
 141
 142 #ifdef HAVE_SRT
 143 void SRTMetrics::update_srt_stats(int srt_sock)
 144 {
 145         SRT_TRACEBSTATS stats;
 146         srt_bistats(srt_sock, &stats, /*clear=*/0, /*instantaneous=*/1);
 147
 148         metric_srt_uptime_seconds = stats.msTimeStamp * 1e-3;
 149         metric_srt_send_duration_seconds = stats.usSndDurationTotal * 1e-6;
 150         metric_srt_sent_bytes = stats.byteSentTotal;
 151         metric_srt_received_bytes = stats.byteRecvTotal;
 152         metric_srt_sent_packets_normal = stats.pktSentTotal;
 153         metric_srt_received_packets_normal = stats.pktRecvTotal;
 154         metric_srt_sent_packets_lost = stats.pktSndLossTotal;
 155         metric_srt_received_packets_lost = stats.pktRcvLossTotal;
 156         metric_srt_sent_packets_retransmitted = stats.pktRetransTotal;
 157         metric_srt_sent_bytes_retransmitted = stats.byteRetransTotal;
 158         metric_srt_sent_packets_ack = stats.pktSentACKTotal;
 159         metric_srt_received_packets_ack = stats.pktRecvACKTotal;
 160         metric_srt_sent_packets_nak = stats.pktSentNAKTotal;
 161         metric_srt_received_packets_nak = stats.pktRecvNAKTotal;
 162         metric_srt_sent_packets_dropped = stats.pktSndDropTotal;
 163         metric_srt_received_packets_dropped = stats.pktRcvDropTotal;
 164         metric_srt_sent_bytes_dropped = stats.byteSndDropTotal;
 165         metric_srt_received_bytes_dropped = stats.byteRcvDropTotal;
 166         metric_srt_received_packets_undecryptable = stats.pktRcvUndecryptTotal;
 167         metric_srt_received_bytes_undecryptable = stats.byteRcvUndecryptTotal;
 168         metric_srt_filter_sent_packets = stats.pktSndFilterExtraTotal;
 169         metric_srt_filter_received_extra_packets = stats.pktRcvFilterExtraTotal;
 170         metric_srt_filter_received_rebuilt_packets = stats.pktRcvFilterSupplyTotal;
 171         metric_srt_filter_received_lost_packets = stats.pktRcvFilterLossTotal;
 172
 173         // Gauges.
 174         metric_srt_packet_sending_period_seconds = stats.usPktSndPeriod * 1e-6;
 175         metric_srt_flow_window_packets = stats.pktFlowWindow;
 176         metric_srt_congestion_window_packets = stats.pktCongestionWindow;
 177         metric_srt_flight_size_packets = stats.pktFlightSize;
 178         metric_srt_rtt_seconds = stats.msRTT * 1e-3;
 179         metric_srt_estimated_bandwidth_bits_per_second = stats.mbpsBandwidth * 1e6;
 180         metric_srt_bandwidth_ceiling_bits_per_second = stats.mbpsMaxBW * 1e6;
 181         metric_srt_send_buffer_available_bytes = stats.byteAvailSndBuf;
 182         metric_srt_receive_buffer_available_bytes = stats.byteAvailRcvBuf;
 183         metric_srt_mss_bytes = stats.byteMSS;
 184         metric_srt_sender_unacked_packets = stats.pktSndBuf;
 185         metric_srt_sender_unacked_bytes = stats.byteSndBuf;
 186         metric_srt_sender_unacked_timespan_seconds = stats.msSndBuf * 1e-3;
 187         metric_srt_sender_delivery_delay_seconds = stats.msSndTsbPdDelay * 1e-3;
 188         metric_srt_receiver_unacked_packets = stats.pktRcvBuf;
 189         metric_srt_receiver_unacked_bytes = stats.byteRcvBuf;
 190         metric_srt_receiver_unacked_timespan_seconds = stats.msRcvBuf * 1e-3;
 191         metric_srt_receiver_delivery_delay_seconds = stats.msRcvTsbPdDelay * 1e-3;
 192 }
 193 #endif