OpenTelemetry instrumentation for `node:dns` name resolution module
npm install @opentelemetry/instrumentation-dns[![NPM Published Version][npm-img]][npm-url]
[![Apache License][license-image]][license-image]
This module provides automatic instrumentation for the dns module, which may be loaded using the @opentelemetry/sdk-trace-node package and is included in the @opentelemetry/auto-instrumentations-node bundle.
If total installation size is not constrained, it is recommended to use the @opentelemetry/auto-instrumentations-node bundle with https://www.npmjs.com/package/@opentelemetry/sdk-node" class="text-primary hover:underline" target="_blank" rel="noopener noreferrer">@opentelemetry/sdk-node for the most seamless instrumentation experience.
Compatible with OpenTelemetry JS API and SDK 1.0+.
| Maturity | Component Owner | Compatibility |
|----------------------------------------------------|-------------------------------------------------------|-----------------------|
| Unmaintained | N/A | API 1.0+
SDK 1.0+ |
``bash`
npm install --save @opentelemetry/instrumentation-dns
- Node.js >=14
`js
const { NodeTracerProvider } = require('@opentelemetry/sdk-trace-node');
const { DnsInstrumentation } = require('@opentelemetry/instrumentation-dns');
const { registerInstrumentations } = require('@opentelemetry/instrumentation');
const provider = new NodeTracerProvider();
provider.register();
registerInstrumentations({
instrumentations: [
new DnsInstrumentation({
// see under for available configuration
}),
],
});
`
DNS instrumentation has currently one option. You can set the following:
| Options | Type | Description |
| ------- | ---- | ----------- |
| ignoreHostnames | IgnoreMatcher \| IgnoreMatcher[]` | DNS instrumentation will not trace all requests that match hostnames |
This package does not currently generate any attributes from semantic conventions.
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- For help or feedback on this project, join us in [GitHub Discussions][discussions-url]
Apache 2.0 - See [LICENSE][license-url] for more information.
[discussions-url]: https://github.com/open-telemetry/opentelemetry-js/discussions
[license-url]: https://github.com/open-telemetry/opentelemetry-js-contrib/blob/main/LICENSE
[license-image]: https://img.shields.io/badge/license-Apache_2.0-green.svg?style=flat
[npm-url]: https://www.npmjs.com/package/@opentelemetry/instrumentation-dns
[npm-img]: https://badge.fury.io/js/%40opentelemetry%2Finstrumentation-dns.svg