1.js

var chrome = (async (dbData, dbo) => {
  browser = await puppeteer.launch({
    executablePath: '/usr/bin/chromium-browser',
    args: [
      '--no-sandbox',
      '--disable-setuid-sandbox',
      '--disable-dev-shm-usage',
      '--proxy-server=192.168.0.100:7890',
    ],
    userDataDir: "/app/user_data"
  })

  const browserVersion = await browser.version()
  console.log(`Started ${browserVersion}`)

  page = await browser.newPage()
  for (let i = 0; i < dbData.length; i++) {
    if (!dbData[i]['downloaded']) {
      const item = dbData[i]
      console.log(url)
      response = await page.goto(item['url'])
      assert(response.ok())
      await page.waitFor(1500);

      await page._client.send('Page.setDownloadBehavior', { behavior: 'allow', downloadPath: '/screenshots' })
      try {
        await page.click('#download-link')
        await page.click('#js-download')
      } catch (err) {
        console.log("not download！")
      }
      await page.screenshot({ path: `/screenshots/${i}.png` })

      newvalues = JSON.parse(JSON.stringify(item))
      newvalues['downloaded'] = true
      console.log(item)
      console.log(newvalues)
      dbo.collection("niconico").updateOne(item, { $set: newvalues }, function (err, res) {
        if (err) throw err;
        console.log("1 document updated");
      });
      await page.waitFor(2000)
    }
  }
  await browser.close();
});