Cloudflare DDNS node

cloudflare.txt

'use strict';
const getIP = require('external-ip')();
const request = require('request');
const email = 'email';
const key = 'cloudflare-key';

// This program update 'type A record' to 'external IP address' of your domain in cloudflare.

function getDNSInfo(domain) {
    var info = {
        a:'rec_load_all',
        tkn:key,
        email:email,
        z:domain
    }
    console.log(info);
    request.post({url:'https://www.cloudflare.com/api_json.html',form:info},function(error,response,body){
        var res = JSON.parse(body).response.recs.objs;
        updateRecord(res);
    });

}

var IP = '1.1.1.1';
getIP((err, ip) => {
    if (err) {
        // every service in the list has failed
        throw err;
    }
    IP = ip
    console.log(ip);
    getDNSInfo('//domain name');
});


function updateRecord(records) {
    for(var i=0;i<records.length;i++) {
        var record = records[i];
        if(record.type!='A') {
            return;
        }
        var info = {
            a:'rec_edit',
            tkn:key,
            email:email,
            z:record.zone_name,
            id:record.rec_id,
            type:record.type,
            name:record.name,
            ttl:1,
            content:IP
        }
        request.post({url:'https://www.cloudflare.com/api_json.html',form:info},function(error,response,body){
            console.log(body);
        });


    }
}