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 #include <string>
   6 #include <utility>
   7 #include <vector>
   8
   9 using namespace std;
  10
  11 void SRTMetrics::init(const vector<pair<string, string>> &labels)
  12 {
  13         // Global measurements (counters).
  14         global_metrics.add("srt_uptime_seconds", labels, &metric_srt_uptime_seconds);
  15         global_metrics.add("srt_send_duration_seconds", labels, &metric_srt_send_duration_seconds);
  16         global_metrics.add("srt_sent_bytes", labels, &metric_srt_sent_bytes);
  17         global_metrics.add("srt_received_bytes", labels, &metric_srt_received_bytes);
  18
  19         vector<pair<string, string>> packet_labels = labels;
  20         packet_labels.emplace_back("type", "normal");
  21         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_normal);
  22         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_normal);
  23
  24         packet_labels.back().second = "lost";
  25         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_lost);
  26         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_lost);
  27
  28         packet_labels.back().second = "retransmitted";
  29         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_retransmitted);
  30         global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_retransmitted);
  31
  32         packet_labels.back().second = "ack";
  33         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_ack);
  34         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_ack);
  35
  36         packet_labels.back().second = "nak";
  37         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_nak);
  38         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_nak);
  39
  40         packet_labels.back().second = "dropped";
  41         global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_dropped);
  42         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_dropped);
  43         global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_dropped);
  44         global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_dropped);
  45
  46         packet_labels.back().second = "undecryptable";
  47         global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_undecryptable);
  48         global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_undecryptable);
  49
  50         global_metrics.add("srt_filter_sent_extra_packets", labels, &metric_srt_filter_sent_packets);
  51         global_metrics.add("srt_filter_received_extra_packets", labels, &metric_srt_filter_received_extra_packets);
  52         global_metrics.add("srt_filter_received_rebuilt_packets", labels, &metric_srt_filter_received_rebuilt_packets);
  53         global_metrics.add("srt_filter_received_lost_packets", labels, &metric_srt_filter_received_lost_packets);
  54
  55         // Instant measurements (gauges).
  56         global_metrics.add("srt_packet_sending_period_seconds", labels, &metric_srt_packet_sending_period_seconds, Metrics::TYPE_GAUGE);
  57         global_metrics.add("srt_flow_window_packets", labels, &metric_srt_flow_window_packets, Metrics::TYPE_GAUGE);
  58         global_metrics.add("srt_congestion_window_packets", labels, &metric_srt_congestion_window_packets, Metrics::TYPE_GAUGE);
  59         global_metrics.add("srt_flight_size_packets", labels, &metric_srt_flight_size_packets, Metrics::TYPE_GAUGE);
  60         global_metrics.add("srt_rtt_seconds", labels, &metric_srt_rtt_seconds, Metrics::TYPE_GAUGE);
  61         global_metrics.add("srt_estimated_bandwidth_bits_per_second", labels, &metric_srt_estimated_bandwidth_bits_per_second, Metrics::TYPE_GAUGE);
  62         global_metrics.add("srt_bandwidth_ceiling_bits_per_second", labels, &metric_srt_bandwidth_ceiling_bits_per_second, Metrics::TYPE_GAUGE);
  63         global_metrics.add("srt_send_buffer_available_bytes", labels, &metric_srt_send_buffer_available_bytes, Metrics::TYPE_GAUGE);
  64         global_metrics.add("srt_receive_buffer_available_bytes", labels, &metric_srt_receive_buffer_available_bytes, Metrics::TYPE_GAUGE);
  65         global_metrics.add("srt_mss_bytes", labels, &metric_srt_mss_bytes, Metrics::TYPE_GAUGE);
  66
  67         global_metrics.add("srt_sender_unacked_packets", labels, &metric_srt_sender_unacked_packets, Metrics::TYPE_GAUGE);
  68         global_metrics.add("srt_sender_unacked_bytes", labels, &metric_srt_sender_unacked_bytes, Metrics::TYPE_GAUGE);
  69         global_metrics.add("srt_sender_unacked_timespan_seconds", labels, &metric_srt_sender_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
  70         global_metrics.add("srt_sender_delivery_delay_seconds", labels, &metric_srt_sender_delivery_delay_seconds, Metrics::TYPE_GAUGE);
  71
  72         global_metrics.add("srt_receiver_unacked_packets", labels, &metric_srt_receiver_unacked_packets, Metrics::TYPE_GAUGE);
  73         global_metrics.add("srt_receiver_unacked_bytes", labels, &metric_srt_receiver_unacked_bytes, Metrics::TYPE_GAUGE);
  74         global_metrics.add("srt_receiver_unacked_timespan_seconds", labels, &metric_srt_receiver_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
  75         global_metrics.add("srt_receiver_delivery_delay_seconds", labels, &metric_srt_receiver_delivery_delay_seconds, Metrics::TYPE_GAUGE);
  76 }
  77
  78 void SRTMetrics::deinit(const vector<pair<string, string>> &labels)
  79 {
  80         // Global measurements (counters).
  81         global_metrics.remove_if_exists("srt_uptime_seconds", labels);
  82         global_metrics.remove_if_exists("srt_send_duration_seconds", labels);
  83         global_metrics.remove_if_exists("srt_sent_bytes", labels);
  84         global_metrics.remove_if_exists("srt_received_bytes", labels);
  85
  86         vector<pair<string, string>> packet_labels = labels;
  87         packet_labels.emplace_back("type", "normal");
  88         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  89         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
  90
  91         packet_labels.back().second = "lost";
  92         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  93         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
  94
  95         packet_labels.back().second = "retransmitted";
  96         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
  97         global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
  98
  99         packet_labels.back().second = "ack";
 100         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
 101         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 102
 103         packet_labels.back().second = "nak";
 104         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
 105         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 106
 107         packet_labels.back().second = "dropped";
 108         global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
 109         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 110         global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
 111         global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
 112
 113         packet_labels.back().second = "undecryptable";
 114         global_metrics.remove_if_exists("srt_received_packets", packet_labels);
 115         global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
 116
 117         global_metrics.remove_if_exists("srt_filter_sent_extra_packets", labels);
 118         global_metrics.remove_if_exists("srt_filter_received_extra_packets", labels);
 119         global_metrics.remove_if_exists("srt_filter_received_rebuilt_packets", labels);
 120         global_metrics.remove_if_exists("srt_filter_received_lost_packets", labels);
 121
 122         // Instant measurements (gauges).
 123         global_metrics.remove_if_exists("srt_packet_sending_period_seconds", labels);
 124         global_metrics.remove_if_exists("srt_flow_window_packets", labels);
 125         global_metrics.remove_if_exists("srt_congestion_window_packets", labels);
 126         global_metrics.remove_if_exists("srt_flight_size_packets", labels);
 127         global_metrics.remove_if_exists("srt_rtt_seconds", labels);
 128         global_metrics.remove_if_exists("srt_estimated_bandwidth_bits_per_second", labels);
 129         global_metrics.remove_if_exists("srt_bandwidth_ceiling_bits_per_second", labels);
 130         global_metrics.remove_if_exists("srt_send_buffer_available_bytes", labels);
 131         global_metrics.remove_if_exists("srt_receive_buffer_available_bytes", labels);
 132         global_metrics.remove_if_exists("srt_mss_bytes", labels);
 133
 134         global_metrics.remove_if_exists("srt_sender_unacked_packets", labels);
 135         global_metrics.remove_if_exists("srt_sender_unacked_bytes", labels);
 136         global_metrics.remove_if_exists("srt_sender_unacked_timespan_seconds", labels);
 137         global_metrics.remove_if_exists("srt_sender_delivery_delay_seconds", labels);
 138
 139         global_metrics.remove_if_exists("srt_receiver_unacked_packets", labels);
 140         global_metrics.remove_if_exists("srt_receiver_unacked_bytes", labels);
 141         global_metrics.remove_if_exists("srt_receiver_unacked_timespan_seconds", labels);
 142         global_metrics.remove_if_exists("srt_receiver_delivery_delay_seconds", labels);
 143 }
 144
 145 #ifdef HAVE_SRT
 146 void SRTMetrics::update_srt_stats(int srt_sock)
 147 {
 148         SRT_TRACEBSTATS stats;
 149         srt_bistats(srt_sock, &stats, /*clear=*/0, /*instantaneous=*/1);
 150
 151         metric_srt_uptime_seconds = stats.msTimeStamp * 1e-3;
 152         metric_srt_send_duration_seconds = stats.usSndDurationTotal * 1e-6;
 153         metric_srt_sent_bytes = stats.byteSentTotal;
 154         metric_srt_received_bytes = stats.byteRecvTotal;
 155         metric_srt_sent_packets_normal = stats.pktSentTotal;
 156         metric_srt_received_packets_normal = stats.pktRecvTotal;
 157         metric_srt_sent_packets_lost = stats.pktSndLossTotal;
 158         metric_srt_received_packets_lost = stats.pktRcvLossTotal;
 159         metric_srt_sent_packets_retransmitted = stats.pktRetransTotal;
 160         metric_srt_sent_bytes_retransmitted = stats.byteRetransTotal;
 161         metric_srt_sent_packets_ack = stats.pktSentACKTotal;
 162         metric_srt_received_packets_ack = stats.pktRecvACKTotal;
 163         metric_srt_sent_packets_nak = stats.pktSentNAKTotal;
 164         metric_srt_received_packets_nak = stats.pktRecvNAKTotal;
 165         metric_srt_sent_packets_dropped = stats.pktSndDropTotal;
 166         metric_srt_received_packets_dropped = stats.pktRcvDropTotal;
 167         metric_srt_sent_bytes_dropped = stats.byteSndDropTotal;
 168         metric_srt_received_bytes_dropped = stats.byteRcvDropTotal;
 169         metric_srt_received_packets_undecryptable = stats.pktRcvUndecryptTotal;
 170         metric_srt_received_bytes_undecryptable = stats.byteRcvUndecryptTotal;
 171         metric_srt_filter_sent_packets = stats.pktSndFilterExtraTotal;
 172         metric_srt_filter_received_extra_packets = stats.pktRcvFilterExtraTotal;
 173         metric_srt_filter_received_rebuilt_packets = stats.pktRcvFilterSupplyTotal;
 174         metric_srt_filter_received_lost_packets = stats.pktRcvFilterLossTotal;
 175
 176         // Gauges.
 177         metric_srt_packet_sending_period_seconds = stats.usPktSndPeriod * 1e-6;
 178         metric_srt_flow_window_packets = stats.pktFlowWindow;
 179         metric_srt_congestion_window_packets = stats.pktCongestionWindow;
 180         metric_srt_flight_size_packets = stats.pktFlightSize;
 181         metric_srt_rtt_seconds = stats.msRTT * 1e-3;
 182         metric_srt_estimated_bandwidth_bits_per_second = stats.mbpsBandwidth * 1e6;
 183         metric_srt_bandwidth_ceiling_bits_per_second = stats.mbpsMaxBW * 1e6;
 184         metric_srt_send_buffer_available_bytes = stats.byteAvailSndBuf;
 185         metric_srt_receive_buffer_available_bytes = stats.byteAvailRcvBuf;
 186         metric_srt_mss_bytes = stats.byteMSS;
 187         metric_srt_sender_unacked_packets = stats.pktSndBuf;
 188         metric_srt_sender_unacked_bytes = stats.byteSndBuf;
 189         metric_srt_sender_unacked_timespan_seconds = stats.msSndBuf * 1e-3;
 190         metric_srt_sender_delivery_delay_seconds = stats.msSndTsbPdDelay * 1e-3;
 191         metric_srt_receiver_unacked_packets = stats.pktRcvBuf;
 192         metric_srt_receiver_unacked_bytes = stats.byteRcvBuf;
 193         metric_srt_receiver_unacked_timespan_seconds = stats.msRcvBuf * 1e-3;
 194         metric_srt_receiver_delivery_delay_seconds = stats.msRcvTsbPdDelay * 1e-3;
 195 }
 196 #endif