Get EC2 name to instance_id mapping from AWS console

ec2map.js

// start from the last page and update the # of pages below
let pages = 100;
let s = `name,instance_id,instance_type\n`; 
for (let i = 0; i < pages; i++) { 
    document.querySelectorAll('tr[data-selection-item="item"]').forEach(x => {
      let name = x.querySelectorAll('td')[1].textContent;
      let instanceID = x.querySelectorAll('td')[2].textContent;
      let instanceType = x.querySelectorAll('td')[4].textContent;
      s += `${name},${instanceID},${instanceType}\n`
    }); 
    document.querySelector('button[aria-label="Previous page"]').click(); 
    await new Promise(resolve => setTimeout(resolve, 100));
}; 
console.log(s);