Files
trade-drift-dlob/src/core/middleware.ts
2023-10-24 17:12:16 -07:00

27 lines
567 B
TypeScript

import { Request, Response } from 'express';
import responseTime = require('response-time');
import {
endpointResponseTimeHistogram,
responseStatusCounter,
} from './metrics';
export const handleResponseTime = responseTime(
(req: Request, res: Response, time: number) => {
const endpoint = req.path;
if (endpoint === '/health' || req.url === '/') {
return;
}
responseStatusCounter.add(1, {
endpoint,
status: res.statusCode,
});
const responseTimeMs = time;
endpointResponseTimeHistogram.record(responseTimeMs, {
endpoint,
});
}
);