Puppeteer runs headless by default, which means you won’t see the browser running but it can be configured to run full (non-headless) Chrome or Chromium. It is very useful for automating the Chrome browser to run website tests. Puppeteer is a Node library which provides a high-level API to control Chrome or Chromium over the DevTools Protocol. Images downloaded from the Bannerbear page using Puppeteer What is Puppeteer You can use it on any website that you want but we will be using this Bannerbear page for this tutorial:Īt the end of this tutorial, you will have images from a website downloaded to a folder: gif) from a website using an automation tool called Puppeteer.

In this tutorial, we will be guiding you step-by-step on how to download images (.jpg. 😰 Fret not! We can do this by using automation and save all images from a website to a folder IN ONE GO.

Imagine if you’re downloading 100+ images from a website manually, that’s a dreadful task. That’s only true if you’re only downloading a few images. You should find Puppeteer executes successfully, provided proper Chrome flags are used.Why use Puppeteer to download images? We can just right-click and save. Chrome will write into /tmp instead.Īdd your JavaScript to your container with a COPY instruction. disable-dev-shm-usage – This flag is necessary to avoid running into issues with Docker’s default low shared memory space of 64MB.If you’re uncomfortable with this, you’ll need to manually configure working Chrome sandboxing, which is a more involved process.

It’s vital you ensure your Docker containers are strongly isolated from your host. Using these flags could allow malicious web content to escape the browser process and compromise the host.

no-sandbox and disable-setuid-sandbox – These disable Chrome’s sandboxing, a step which is required when running as the root user (the default in a Docker container).

Setting this flag explicitly instructs Chrome not to try and use GPU-based rendering.

disable-gpu – The GPU isn’t usually available inside a Docker container, unless you’ve specially configured the host.

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