screen_grabber.js

'use strict';

const puppeteer = require('puppeteer');

(async() => {

    const browser = await puppeteer.launch({
        headless: true,
        ignoreHTTPSErrors: true,
        timeout: 1000
    });
    const page = await browser.newPage();

    await page.setRequestInterception(true);

    page.on('request', request => {
        if (request.resourceType === 'Script') {
            request.abort();
        } else {
            request.continue();
        }
    });

    await page.setViewport({width: 1920, height: 1080});
    await page.goto(process.argv[2]);

    const screen = await page.screenshot({encoding: 'base64', fullPage: true});
    console.log(screen);
    browser.close();

})();