const { Client } = require('ssh2');
const c = new Client();
c.on('ready', () => {
  const cmd = [
    "echo '=== LATEST SESSION FULL EVENTS ==='",
    "LAST_SID=$(grep 'processReply start' /var/log/bigwo/server-out.log | tail -1 | grep -oP 'session=\\K[^ ]+')",
    "echo \"Session: $LAST_SID\"",
    "grep \"$LAST_SID\" /var/log/bigwo/server-out.log | grep -v 'partial' | head -60",
    "echo ''",
    "echo '=== 公司产品 SESSION EVENTS ==='",
    "grep '我们公司的产品\\|公司的产品' /var/log/bigwo/server-out.log | tail -5",
    "echo ''",
    "echo '=== EVENT 550/559/351 FOR LATEST SESSION ==='",
    "grep \"$LAST_SID\" /var/log/bigwo/server-out.log | grep -E 'upstream assistant|flush|persistAssistant|subtitle.*assistant' | tail -20",
  ].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' });