mirror of https://github.com/thaldrin/thaldrin.git
57 lines
2.0 KiB
TypeScript
57 lines
2.0 KiB
TypeScript
//! Code taken from NinoDiscord/Nino
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import prom from "prom-client"
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import { createServer, IncomingMessage, ServerResponse } from 'http'
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import vars from "../../variables"
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import Logger from "./logger"
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export default class Prometheus {
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public commandsExecuted!: prom.Counter<string>
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public messagesSeen!: prom.Counter<string>
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public guildCount!: prom.Counter<string>
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// public commmandsRan: prom.Counter<string>
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#server!: ReturnType<typeof createServer>
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load() {
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// if(!vars.prometheus.port) vars.prometheus.port === 9000
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prom.collectDefaultMetrics()
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this.commandsExecuted = new prom.Counter({
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labelNames: ['command'],
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name: "thaldrin_commands_executed",
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help: "How many commands Thaldrin has executed successfully"
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})
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this.messagesSeen = new prom.Counter({
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name: "thaldrin_messages_seen",
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help: "How many Messages Thaldrin has seen throughout the process lifespan"
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})
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this.guildCount = new prom.Gauge({
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name: "thaldrin_guild_count",
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help: "Number of Guilds Thaldrin is in"
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})
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this.#server = createServer(this.onRequest.bind(this));
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this.#server.once('listening', () => Logger.info(`Prometheus: Listening at http://localhost:${vars.prometheus.port}`));
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this.#server.on('error', error => console.error(error));
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this.#server.listen(vars.prometheus.port);
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}
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private async onRequest(req: IncomingMessage, res: ServerResponse) {
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if (req.url! === '/metrics') {
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res.writeHead(200, { 'Content-Type': prom.register.contentType });
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res.write(await prom.register.metrics());
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} else if (req.url! === '/favicon.ico') {
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res.writeHead(404, { 'Content-Type': 'application/json' });
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res.write('{"fuck":"you uwu"}');
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} else {
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res.writeHead(400, { 'Content-Type': 'application/json' });
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res.write('{"uwu":"owo"}');
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}
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res.end();
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}
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}
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export const Prom = new Prometheus()
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