Example way to run lighthouse cli with auth

index.js

const fs = require("fs").promises;
const util = require("util");
const exec = util.promisify(require("child_process").exec);
const puppeteer = require("puppeteer");
const PORT = 8041;

(async () => {
  // Direct Puppeteer to open Chrome with a specific debugging port.

  const cookieString = 'testCookie'

  const browser = await puppeteer.launch({
    args: [`--remote-debugging-port=${PORT}`],
    // Optional, if you want to see the tests in action.
    headless: false,
    slowMo: 50
  });
  const page = await browser.newPage();
  await page.setCookie({
    name: "session",
    value: cookieString,
    domain: ".example.com",
    path: "/",
    expires: Date.now() + 1000 * 60 * 60,
    httpOnly: true,
    secure: true
  });

  const config = {
    ci: {
      collect: {
        headful: true,
        numberOfRuns: 1,
        url:
          "https://example.com",
        settings: {
          port: PORT
        }
      }
    }
  };
  await fs.writeFile("./lighthouserc.json", JSON.stringify(config, null, 2));

  const { stdout, stderr } = await exec(
    "./node_modules/.bin/lhci autorun --rcFile=./lighthouserc.json"
  );

  console.log(stdout);

  console.log(stderr);
})();