anchor.diff:  == Overview
   The OpenShift https://github.com/openshift/mongodb/tree/master[MongoDB] image
   repository contains the sources and Dockerfiles for building various versions of
  -MongoDB images.
  +MongoDB images. The resulting images can be run by Docker.
   
   == Versions
   Currently, OpenShift only supports version https://github.com/openshift/mongodb/tree/master/2.4[2.4] of MongoDB.
  
positive.code: 
  [NOTE]
  ====
  If you omit the `VERSION` parameter, then the build/test action is performed on all supported versions of MongoDB. Since only version 2.4 is currently supported, you can omit this parameter.
  ====
  
  == Shared Volumes
  
  To set only mandatory required environment variables, and store the database in the shared *_/home/user/database_* directory on the host, execute the following command:
  
  ****
  `docker run -d -e MONGODB_USERNAME=_<user>_ -e MONGODB_PASSWORD=_<password>_ -e MONGODB_DATABASE=_<database>_ -v /home/user/database:/var/lib/mongodb openshift/_<image>_`
  
negative.code: 
  == Testing
  
  This repository also provides a test framework which checks basic functionality
  of the MongoDB image.
  
  Select whether the MongoDB image you are testing is RHEL-based or CentOS-based.
  
  *RHEL-7 Base Image*
  
  To test a RHEL-7-based MongoDB image, run the test on a properly subscribed RHEL
  machine.
  
  . Navigate into the *_mongodb_* directory:
  +
  