@cran/gql.koa/cjs/MetricTracer.js

Cran/GraphQL Koa Server

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.MetricTracer = void 0;
const sdk_trace_base_1 = require("@opentelemetry/sdk-trace-base");
const instrumentation_graphql_1 = require("@opentelemetry/instrumentation-graphql");
const instrumentation_http_1 = require("@opentelemetry/instrumentation-http");
const instrumentation_koa_1 = require("@opentelemetry/instrumentation-koa");
const MetricSpanExporter_1 = require("./MetricSpanExporter");
const sdk_node_1 = require("@opentelemetry/sdk-node");
class MetricTracer {
    sdk;
    constructor(config = {}) {
        const instrumentations = config.instrumentations ||
            MetricTracer.defaultInstrumentations;
        if (config.instrumentations && !config.overrideInstrumentations) {
            instrumentations.push(...MetricTracer.defaultInstrumentations);
        }
        this.sdk = new sdk_node_1.NodeSDK({
            spanProcessor: new sdk_trace_base_1.BatchSpanProcessor(new MetricSpanExporter_1.MetricSpanExporter(config)),
            instrumentations,
        });
    }
    async start() {
        process.on("SIGTERM", () => {
            void this.sdk.shutdown();
        });
        return this.sdk.start();
    }
}
exports.MetricTracer = MetricTracer;
(function (MetricTracer) {
    MetricTracer.defaultInstrumentations = [
        new instrumentation_http_1.HttpInstrumentation(),
        new instrumentation_koa_1.KoaInstrumentation(),
        new instrumentation_graphql_1.GraphQLInstrumentation(),
    ];
})(MetricTracer = exports.MetricTracer || (exports.MetricTracer = {}));