1 #include "srt_metrics.h"
2 #include "shared/metrics.h"
11 void SRTMetrics::init(const vector<pair<string, string>> &labels)
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
78 void SRTMetrics::deinit(const vector<pair<string, string>> &labels)
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
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);
146 void SRTMetrics::update_srt_stats(int srt_sock)
148 SRT_TRACEBSTATS stats;
149 srt_bistats(srt_sock, &stats, /*clear=*/0, /*instantaneous=*/1);
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;
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;