analysis-har-network.js

analysis-har-network.js

const fs = require('fs');
const groupBy = require('lodash/groupBy');

const filePath = process.argv[2];

const file = JSON.parse(fs.readFileSync(filePath, 'utf8'));

const files = file.log.entries.map((entry) => {

  const url = new URL(entry.request.url);

  return {
    type: url.host.includes('manager') ? 'internal' : 'external',
    size: entry.response._transferSize,
    host: url.host,
  }
})

const byHost = Object.entries(groupBy(files, (file) => file.host)).map(([host, values]) => {
  return {
    host,
    size: values.reduce((carry, file) => carry + file.size, 0),
    type: values[0].type,
  }
});

console.log('host,size,type');
byHost.forEach((host) => {
  console.log(`"${host.host}","${host.size}","${host.type}"`)
})