@opentelemetry/instrumentation-runtime-node
Version:
OpenTelemetry instrumentation for Node.js Performance measurement API
76 lines • 3.39 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.RuntimeNodeInstrumentation = void 0;
/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const instrumentation_1 = require("@opentelemetry/instrumentation");
const eventLoopUtilizationCollector_1 = require("./metrics/eventLoopUtilizationCollector");
const eventLoopDelayCollector_1 = require("./metrics/eventLoopDelayCollector");
const gcCollector_1 = require("./metrics/gcCollector");
const heapSpacesSizeAndUsedCollector_1 = require("./metrics/heapSpacesSizeAndUsedCollector");
const ConventionalNamePrefix_1 = require("./types/ConventionalNamePrefix");
const eventLoopTimeCollector_1 = require("./metrics/eventLoopTimeCollector");
/** @knipignore */
const version_1 = require("./version");
const DEFAULT_CONFIG = {
monitoringPrecision: 10,
};
class RuntimeNodeInstrumentation extends instrumentation_1.InstrumentationBase {
_collectors = [];
constructor(config = {}) {
super(version_1.PACKAGE_NAME, version_1.PACKAGE_VERSION, Object.assign({}, DEFAULT_CONFIG, config));
this._collectors = [
new eventLoopUtilizationCollector_1.EventLoopUtilizationCollector(this._config, ConventionalNamePrefix_1.ConventionalNamePrefix.NodeJs),
new eventLoopTimeCollector_1.EventLoopTimeCollector(this._config, ConventionalNamePrefix_1.ConventionalNamePrefix.NodeJs),
new eventLoopDelayCollector_1.EventLoopDelayCollector(this._config, ConventionalNamePrefix_1.ConventionalNamePrefix.NodeJs),
new gcCollector_1.GCCollector(this._config, ConventionalNamePrefix_1.ConventionalNamePrefix.V8js),
new heapSpacesSizeAndUsedCollector_1.HeapSpacesSizeAndUsedCollector(this._config, ConventionalNamePrefix_1.ConventionalNamePrefix.V8js),
];
if (this._config.enabled) {
for (const collector of this._collectors) {
collector.enable();
}
}
}
// Called when a new `MeterProvider` is set
// the Meter (result of @opentelemetry/api's getMeter) is available as this.meter within this method
_updateMetricInstruments() {
if (!this._collectors)
return;
for (const collector of this._collectors) {
collector.updateMetricInstruments(this.meter);
}
}
init() {
// Not instrumenting or patching a Node.js module
}
enable() {
super.enable();
if (!this._collectors)
return;
for (const collector of this._collectors) {
collector.enable();
}
}
disable() {
super.disable();
for (const collector of this._collectors) {
collector.disable();
}
}
}
exports.RuntimeNodeInstrumentation = RuntimeNodeInstrumentation;
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