Chrome-remote-debug docker with VNC

A Google Chrome docker with VNC and chrome remote debugging enabled. The remote debugging port is exposed with the use of socat. Everything is managed by supervisord.

Running the docker image

make run

The commandline configuration for chrome can be changed by setting environment variables, default.env is loaded when no other file is configured.

Environment variables

• width (default:1920)
• height (default:1920)
• lang (default:en)
• extra_chrome_args (default:)

Ports

• 9222: The remote-debugging port of Google Chrome is forwarded by socat
• 5900: VNC server on port 5900

Extracting the Chrome version number

make version

With this version number a new image can be released

make TAG=60.0.3112.101 builddocker push

Viewing Chrome logs

docker exec -it chrome tail -f /var/log/chrome.log

Important notes

• The shm-size must be set to a higher value than the default of 64mb because chrome uses this for inter process communications.
• No password is set for VNC.
• The chrome sandbox is disabled because the chrome sandbox interferes with the Docker sandbox

Extra info

Chromium command line switches Docker with chrome remote desktop Chrome DevTools Protocol Viewer