puppeteer-core is a lightweight version of Puppeteer that launches an existing browser installation, like Microsoft Edge.

If you have Microsoft Edge installed, you can use puppeteer-core. You can also configure Puppeteer to run full (non-headless) Microsoft Edge.īy default, when you install Puppeteer, the installer downloads a recent version of Chromium, the open-source browser that Microsoft Edge is also built upon.

Headless browsers don't display a user interface (UI), so you must use the command line. Puppeteer launches headless browsers by default. You should find Puppeteer executes successfully, provided proper Chrome flags are used.The Puppeteer library provides a high-level API to control Chromium-based browsers, including Microsoft Edge, by using the DevTools Protocol. 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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