All files / src/drivers PromClient.ts

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import { Pushgateway } from "prom-client";
import { loadConfig } from "my-nconf";
 
interface PromClientOptions {
	push_url: string;
	push_timeout: number;
}
export class PromClient {
	private _pushgateway: Pushgateway;
	private _client: Object;
	private _opts: PromClientOptions;
 
	private static _instance;
	static get Instance() {
		if (!this._instance) {
			this._instance = new PromClient(
				loadConfig().get("metrics_reporter.prometheus")
			);
		}
		return this._instance;
	}
 
	constructor(
		options: PromClientOptions = {
			push_url: "localhost:9091",
			push_timeout: 5000
		}
	) {
		this._opts = options;
		this._client = require("prom-client");
		this._pushgateway = new Pushgateway(this._opts.push_url, {
			timeout: this._opts.push_timeout
		});
	}
 
	get client(): any {
		return this._client;
	}
	set pushgateway(instance: Pushgateway) {
		this._pushgateway = instance;
	}
	get pushgateway(): Pushgateway {
		return this._pushgateway;
	}
}