모니터링 설정

모니터링 설정

const winston = require('winston')
const client = require('prom-client')
// 구조화 로거
const logger = winston.createLogger({
  format: winston.format.json(),
  transports: [new winston.transports.File({ filename: 'error.log', level: 'error' })]
})
// Prometheus 메트릭
const httpRequests = new client.Counter({
  name: 'http_requests_total',
  labelNames: ['method', 'status']
})
app.get('/metrics', (req, res) => res.send(client.register.metrics()))