Node.js Healtcheck

HealthCheckRoute.js

const express = require('express');

const { sequelize } = require('../models');

const router = express.Router();


/**
 * @swagger
 * /api/health-check:
 *   get:
 *     summary: Diagnostic endpoint to server connectivity and smoke tests.
 *     tags:
 *       - Internal
 *     description: Show high level connectivity and health of server
 *     produces:
 *       - application/json
 *     responses:
 *       200:
 *         description: OK
 *       500:
 *         description: Server Error
 */
router.get('/health-check', (req, res, next) => {
  const checkdb = sequelize.query('SELECT 1');
  Promise.all([checkdb])
    .then((result) => {
      const status = {};
      status.uptimeSeconds = Math.floor(process.uptime());
      status.pid = process.pid;
      status.platform = process.platform;
      status.server = true;
      if (result[0] !== null) {
        status.db = true;
      }
      res.json(status);
    })
    .catch((e) => {
      res.status(500);
      next(e);
    });
});


module.exports = router;