![]() Most of the things that were done in the browser manually can be done by using puppeteer. It allows developers to write and maintain simple and automated tests. You should find Puppeteer executes successfully, provided proper Chrome flags are used. Puppeteer is an open-source library for Node.js that helps in automating and simplifying development by providing control over the Developers tools. 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. Puppeteer is a headless Node library that provides a high level API for controlling Chromium or.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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