returns object with network interface name -> IP address

getMyIPs.js

var os = require('os');

var getMyIPs = function() {
    var ips = {};
    var ifaces = os.networkInterfaces();

    var onDetails = function(details) {
        if (details.family === 'IPv4') {
            ips[ dev ] = details.address;
        }
    };

    for (var dev in ifaces) {
        ifaces[dev].forEach(onDetails);
    }

    return ips;
};