js 获取ip mac地址

fetch('https://api.ipify.org?format=json')
  .then(response => response.json())
  .then(data => console.log('Your IP address is:', data.ip));

const express = require('express');
const app = express();

app.get('/get-ip', (req, res) => {
  const ip = req.headers['x-forwarded-for'] || req.connection.remoteAddress;
  res.json({ ip });
});

app.listen(3000, () => console.log('Server running on port 3000'));

fetch('/get-ip')
  .then(response => response.json())
  .then(data => console.log('Your IP address is:', data.ip));

const os = require('os');
const networkInterfaces = os.networkInterfaces();
for (const name in networkInterfaces) {
  const iface = networkInterfaces[name];
  for (const iface of ifaces) {
    if ('IPv4' !== iface.family || iface.internal !== false) {
      continue;
    }
    console.log(`MAC Address: ${iface.mac}`);
  }
}

function getMacAddress() {
  try {
    var locator = new ActiveXObject("WbemScripting.SWbemLocator");
    var service = locator.ConnectServer(".");
    var properties = service.ExecQuery("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled = True");
    var e = new Enumerator(properties);
    for (; !e.atEnd(); e.moveNext()) {
      var p = e.item();
      if (p) {
        console.log(p.MACAddress);
      }
    }
  } catch (e) {
    console.error("Error retrieving MAC address:", e);
  }
}