anchor.diff:  
   COPY docker/conf/mongodb.repo /etc/yum.repos.d/mongodb.repo
   
  -# Install ES, RabbitMQ, nginx, Kibana, python
  +# Install ES, RabbitMQ, nginx, Kibana, python, Node, Meteor
   RUN \
     yum clean all && \
     yum install -y epel-release && \
  
positive.code:                     python-devel \
                      python-pip && \
    chown -R mozdef:mozdef /opt/mozdef/ && \
    pip install virtualenv
  
  # Node + Meteor
  USER root
  RUN \
    curl -sL -o /opt/mozdef/nodesource.rpm https://rpm.nodesource.com/pub_4.x/el/7/x86_64/nodesource-release-el7-1.noarch.rpm && \
    rpm -i --nosignature --force /opt/mozdef/nodesource.rpm && \
    yum install -y nodejs-$NODE_VERSION && \
  
negative.code:   tar -xzf /opt/mozdef/meteor.tar.gz -C /opt/mozdef/meteor && \
    mv /opt/mozdef/meteor/.meteor /opt/mozdef && \
    rm -r /opt/mozdef/meteor && \
    cp /opt/mozdef/.meteor/packages/meteor-tool/$METEOR_FILE_VERSION/mt-os.linux.x86_64/scripts/admin/launch-meteor /usr/bin/meteor
  
  COPY meteor /opt/mozdef/envs/mozdef/src/meteor
  RUN chown -R mozdef:mozdef /opt/mozdef/envs/mozdef/src/meteor
  