get-data.js

#!/bin/node

// Thanks to cloudping.co
// Christoph Wiechert psi-4ward
// https://github.com/mda590/cloudping.co/issues/35#issuecomment-706523186

const fs = require('fs');
const got = require('got');
const cheerio = require('cheerio');

(async function() {
  const result = {};

  const html = (await got('https://www.cloudping.co/grid/p_50/timeframe/1M'))
    .body;
  const $ = cheerio.load(html);
  const destRegions = $('#app > table > thead > tr > th')
    .slice(1)
    .map((i, el) => {
      const splt = $(el)
        .text()
        .split(' ');
      return splt.pop();
    })
    .toArray();

  $('#app > table > tbody > tr').map((i, el) => {
    const splt = $(el)
      .find('th')
      .first()
      .text()
      .split(' ');
    const src = splt.pop();
    $(el)
      .find('td')
      .map((i, el) => $(el).text())
      .toArray()
      .map((v, i) => {
        if (!result[src]) {
          result[src] = {};
        }
        result[src][destRegions[i]] = +v;
      });
  });

  const json = JSON.stringify(result, null, 2);

  fs.writeFile('data.json', `${json}\n`, function(err) {
    if (err) return console.log(err);
  });
})();