minium/selenium-grid-extras-firefox repository overview

⁠Docker images for selenium grid extras Node with Firefox

All images are versioned after the Selenium-Grid-Extras⁠ release number.

https://github.com/viltgroup/docker-selenium-grid-extras⁠

If you have any problem with these images, please open an issue in github: https://github.com/viltgroup/docker-selenium-grid-extras/issues⁠

⁠Running the images

The easiest way is to run with docker-compose. There is at the root of the project a compose file (hub-chrome-firefox.yml) for running a Hub with 2 connected Nodes running Chrome and Firefox as an example:

docker-compose -f hub-chrome-firefox.yml up 

Obviously you can also use the same configuration with just plain docker command line.

⁠Node tag explanation

The tag of the selenium nodes are composed by -- (e.g. minium/selenium-grid-extras-firefox:3.8.1-2.0.4-63.0)

⁠Configuring the containers

⁠JAVA_OPTS Java Environment Options

You can pass JAVA_OPTS environment variable to java process in the docker command line, or by editing your docker-compose:

    environment:
      - JAVA_OPTS=-Xms512m -Xmx512m

⁠SE_OPTS Selenium Configuration Options

You can pass SE_OPTS variable with additional commandline parameters for starting a hub or a node.

    environment:
      - SE_OPTS=-debug true   

⁠Troubleshooting

In case you need to troubleshoot you can change LOG levels of different components, by changing your docker enviornments or providing a log4j.properties

    environment:
      - SE_OPTS=-debug true   
    volumes:
       - ./log4j.properties:/opt/selenium/log4j.properties

For more information see: https://github.com/groupon/Selenium-Grid-Extras#changing-the-logging-on-the-grid-hub-nodes-or-selenium-grid-extras⁠