玩puppeteer

官网

github puppetter
puppetter API
中文版puppetter API

免登录

先找到登录后的Cookies，用这个下载:edit this cookie
(Puppeteer cookie 使用，免登录 )[https://guozh.net/puppeteer-cookie-login/]
how-to-save-cookies-and-load-it-in-another-puppeteer-session

save cookies

const fs = require('fs').promises;

// ... puppeteer code
const cookies = await page.cookies();
await fs.writeFile('./cookies.json', JSON.stringify(cookies, null, 2));

load cookies

const fs = require('fs').promises;

// ... puppeteer code
const cookiesString = await fs.readFile('./cookies.json');
const cookies = JSON.parse(cookiesString);
await page.setCookie(...cookies);

puppeteer-extra

Github 主页
puppeteer-extra是一个monorepo项目，这个框架里面还能再放其他各种插件。
puppeteer-extra-plugin-repl

debug

Google的Puppeteer Debugging
how to debug puppeteer
Youtube:Web Scraping with Node.js & Puppeteer ( rants included, no extra charge)
视频推荐：brilliant

拦截request

Puppeteer拦截某条url并返回其响应内容(场景和方法) API RequestInterception拦截器的使用

await page.setRequestInterception(true);
page.on('request', request => {
  request.respond({
    status: 404,
    contentType: 'text/plain',
    body: 'Not Found!'
  });
});