![]() Puppeteer quick start Install and run Puppeteer. Get started Overview of Puppeteer An explanation of what Puppeteer is and the things it can do. It can also be configured to use full (non-headless) Chrome or Chromium. ![]() You should find Puppeteer executes successfully, provided proper Chrome flags are used. Puppeteer is a Node library which provides a high-level API to control headless Chrome or Chromium over the DevTools Protocol. Chrome will write into /tmp instead.Īdd your JavaScript to your container with a COPY instruction. The browser is downloaded to the HOME/.cache/puppeteer folder by default (starting with Puppeteer v19.0.0). Puppeteer is a headless Node library that provides a high level API for controlling Chromium or. ![]() It requires zero setup and comes bundled with the Chromium version most suited to it. disable-dev-shm-usage – This flag is necessary to avoid running into issues with Docker’s default low shared memory space of 64MB. When you install Puppeteer, it automatically downloads a recent version of Chrome for Testing (170MB macOS, 282MB Linux, 280MB Windows) that is guaranteed to work with Puppeteer. Puppeteer is a headless Node library that provides a high level API for controlling Chromium or Chrome over the DevTools protocol.It can be installed by execution of the following command: npm install image-downloader This kind of library allows you to solve your specific task with the smallest possible amount of code. Headed Puppeteer : If you have executed the above example, then you might not have seen anything because by default the puppeteer executes the tests in headless chromium. node filename.js // run the above code node sample.js. If you’re uncomfortable with this, you’ll need to manually configure working Chrome sandboxing, which is a more involved process. Meet image-downloader It's a Node module for downloading image to disk from a given URL. Run Puppeteer: We can run the above puppeteer code using the node command followed by a file name like below. ![]() 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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