const { Client } = require('ssh2');
const c = new Client();
c.on('ready', () => {
  const cmd = [
    "echo '=== ALL QUOTA ERRORS ==='",
    "grep -i 'quota exceeded' /var/log/bigwo/server-out.log | tail -20",
    "echo ''",
    "echo '=== QUOTA ERROR DETAILS (full payload) ==='",
    "grep -i 'quota exceeded' /var/log/bigwo/server-out.log | tail -5 | grep -oP 'payload=\\K.*'",
    "echo ''",
    "echo '=== S2S ENV CONFIG ==='",
    "grep -E 'VOLC_S2S|VOLC_DIALOG|VOLC_RTC|VOLC_ACCESS' /www/wwwroot/demo.tensorgrove.com.cn/server/.env",
    "echo ''",
    "echo '=== RECENT UPSTREAM CONNECTIONS ==='",
    "grep -E 'upstream ready|upstream closed|upstream error|createUpstream' /var/log/bigwo/server-out.log | tail -20",
    "echo ''",
    "echo '=== LAST ERROR LOG TIMESTAMPS ==='",
    "grep -i 'quota exceeded' /var/log/bigwo/server-error.log | tail -5",
    "echo ''",
    "echo '=== TRY FRESH CONNECTION TEST ==='",
    "curl -s http://127.0.0.1:3012/api/health 2>&1",
  ].join(' && ');
  c.exec(cmd, (err, s) => {
    if (err) { console.error(err); c.end(); return; }
    let o = '';
    s.on('data', (d) => (o += d));
    s.stderr.on('data', (d) => (o += d));
    s.on('close', () => { console.log(o); c.end(); });
  });
}).connect({ host: '119.45.10.34', port: 22, username: 'root', password: '#xyzh%CS#2512@28' });