79 lines
2.1 KiB
TypeScript
79 lines
2.1 KiB
TypeScript
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import { Counter, Gauge, Histogram, register } from "prom-client";
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// Audio metrics
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export const audioLevelGauge = new Gauge({
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name: "audio_level_db",
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help: "Current audio level in dB",
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labelNames: ["user_id"],
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});
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export const recordingDurationCounter = new Counter({
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name: "recording_duration_seconds_total",
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help: "Total recording duration in seconds",
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labelNames: ["user_id"],
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});
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export const activeRecordingsGauge = new Gauge({
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name: "active_recordings",
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help: "Number of active recordings",
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});
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export const recordedSegmentsCounter = new Counter({
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name: "recorded_segments_total",
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help: "Total number of recorded segments",
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labelNames: ["user_id"],
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});
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// Connection metrics
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export const voiceConnectionsGauge = new Gauge({
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name: "voice_connections_active",
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help: "Number of active voice connections",
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});
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export const connectionErrorsCounter = new Counter({
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name: "connection_errors_total",
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help: "Total number of connection errors",
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labelNames: ["error_type"],
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});
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export const reconnectAttemptsCounter = new Counter({
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name: "reconnect_attempts_total",
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help: "Total number of reconnection attempts",
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});
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// WebSocket metrics
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export const wsClientsGauge = new Gauge({
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name: "websocket_clients_connected",
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help: "Number of connected WebSocket clients",
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});
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export const wsMessagesCounter = new Counter({
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name: "websocket_messages_total",
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help: "Total WebSocket messages sent",
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labelNames: ["message_type"],
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});
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// HTTP metrics
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export const httpRequestDurationHistogram = new Histogram({
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name: "http_request_duration_seconds",
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help: "HTTP request duration in seconds",
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labelNames: ["method", "route", "status"],
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buckets: [0.001, 0.01, 0.1, 0.5, 1, 2, 5],
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});
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export const httpRequestsCounter = new Counter({
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name: "http_requests_total",
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help: "Total HTTP requests",
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labelNames: ["method", "route", "status"],
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});
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// System metrics
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export const uptimeGauge = new Gauge({
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name: "process_uptime_seconds",
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help: "Process uptime in seconds",
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});
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export async function getMetrics(): Promise<string> {
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return register.metrics();
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}
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