anchor.diff: -# ## Postgresql 9.2 and Postgis 2.0
  +# ## Postgresql 9.3 and Postgis 2.1
   #
  -# A Postgresql 9.2 + Postgis 2.0 image that supports external volumes. Runs on
  +# A Postgresql 9.3 + Postgis 2.1 image that supports external volumes. Runs on
   # port 5432.
   #
   # ### Example Usage
  
positive.code: #     docker run -d -v ~/volumes/postgres/:/mnt/postgres/ postgis
  #
  # References:
  # * https://github.com/orchardup/docker-postgresql/blob/master/Dockerfile
  # * http://www.ubuntuupdates.org/ppa/postgresql
  
  FROM ubuntu:precise
  MAINTAINER Chris <c@crccheck.com>
  
  
  RUN apt-get update
  RUN apt-get install -y wget && apt-get clean
  
negative.code: RUN echo "deb http://archive.ubuntu.com/ubuntu precise universe" >> /etc/apt/sources.list
  
  RUN apt-get update
  RUN apt-get install -y postgresql-9.3-postgis-2.1 postgresql-9.3-plv8 && apt-get clean
  
  # add configuration file(s)
  # ADD conf /etc/postgresql/9.3/main
  # RUN chown postgres:postgres -R /etc/postgresql/9.3/main/
  
  # ADD start.sh /
  # RUN sh /start.sh
  # CMD ["sh", "/usr/local/bin/start.sh"]
  
  # useful reference:
  