Created
May 20, 2019 09:04
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Fingerprint2 with Puppeteer
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| 'use strict'; | |
| const debug = require('debug'); | |
| const puppeteer = require('puppeteer'); | |
| const log = debug('script'); | |
| log.enabled = true; | |
| const ALLOWED_COMPONENT_KEYS = ['canvas', 'webgl', 'audio'].reduce((hash, v) => { | |
| hash[v] = true; | |
| return hash; | |
| }, Object.create(null)); | |
| const getFingerprint = async (options) => { | |
| const browser = await puppeteer.launch({ | |
| defaultViewport: options.viewport, | |
| args: [`--user-agent=${options.userAgent}`], | |
| }); | |
| const page = await browser.newPage(); | |
| await page.evaluateOnNewDocument((platform) => { | |
| Object.defineProperties(navigator, { | |
| platform: { | |
| get() { return platform; } | |
| }, | |
| }); | |
| }, options.platform); | |
| await page.goto('https://google.com'); | |
| await new Promise((resolve) => setTimeout(resolve, 1000)); | |
| const fingerprint = await page.evaluate((allowedKeys) => { | |
| return new Promise((resolve, reject) => { | |
| const s = document.createElement('script'); | |
| s.src = 'https://cdnjs.cloudflare.com/ajax/libs/fingerprintjs2/2.1.0/fingerprint2.min.js'; | |
| s.type = 'text/javascript'; | |
| s.onload = () => { | |
| s.onload = s.onerror = null; | |
| Fingerprint2.get((components) => { | |
| const hash = Fingerprint2.x64hash128(components.map((c) => c.value).join(''), 31); | |
| const safeHash = Fingerprint2.x64hash128(components.filter((c) => allowedKeys[c.key]).map((c) => c.value).join(''), 31); | |
| resolve({ components, hash, safeHash }); | |
| }); | |
| }; | |
| s.onerror = (e) => { | |
| s.onload = s.onerror = null; | |
| reject(e); | |
| }; | |
| document.body.appendChild(s); | |
| }); | |
| }, ALLOWED_COMPONENT_KEYS); | |
| await browser.close(); | |
| return fingerprint; | |
| }; | |
| (async () => { | |
| const MAX_SAMPLES = 5; | |
| const options = [{ | |
| userAgent: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36', | |
| platform: 'MacIntel', | |
| viewport: { width: 1280, height: 720, deviceScaleFactor: 2, isMobile: false, hasTouch: false }, | |
| }, { | |
| userAgent: 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36', | |
| platform: 'Win32', | |
| viewport: { width: 1920, height: 1080, deviceScaleFactor: 1, isMobile: false, hasTouch: true }, | |
| }]; | |
| for (let i = 1 ; i <= MAX_SAMPLES ; i++) { | |
| log('testing %d of %d', i, MAX_SAMPLES); | |
| for (const option of options) { | |
| log('using option: %O', option); | |
| const fingerprint = await getFingerprint(option); | |
| log('Hash (all possible components): %s', fingerprint.hash); | |
| log('Hash (selected components): %s', fingerprint.safeHash); | |
| } | |
| } | |
| })().catch(log); |
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