anchor.diff:  
   # force rebuilind all this Dockerfile by changing the date
   ENV REFRESHED_AT 20161013_1730
  -
  -ENV JAVA_VERSION 8u40
  -ENV JAVA_LONG_VERSION 8u40-b26
  +ENV JAVA_VERSION 8u151
  +ENV JAVA_LONG_VERSION 8u151-b12
   ENV JAVA_HOME /opt/java
   ENV PATH $JAVA_HOME/bin:$PATH
   
   # informer systemd qu'il s'execute sur un conteneur docker
   ENV container docker
   
  +
   # installation du systemd au lieu du fakesystemd
   # ceci est necessaire pour pouvoir lancer mysql et openldap comme un service OS
   # avec les commandes "service" et "systemctl".
  -RUN yum -y update
  -RUN yum -y swap -- remove fakesystemd -- install systemd systemd-libs
  -RUN yum clean all; \
  -(cd /lib/systemd/system/sysinit.target.wants/; for i in *; \
  -do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done); \
  -rm -f /lib/systemd/system/multi-user.target.wants/*;\
  -rm -f /etc/systemd/system/*.wants/*;\
  -rm -f /lib/systemd/system/local-fs.target.wants/*; \
  -rm -f /lib/systemd/system/sockets.target.wants/*udev*; \
  -rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
  -rm -f /lib/systemd/system/basic.target.wants/*;\
  -rm -f /lib/systemd/system/anaconda.target.wants/*;
  +RUN apt-get update
  +
  +
  +RUN apt-get install -y software-properties-common python-software-properties
  +RUN add-apt-repository -y ppa:jonathonf/python-3.6
  +
  +RUN apt-get update
   
   # installer d'autres outils
  -RUN yum -y install vim wget tar nc && yum clean all 
  -RUN yum install -y epel-release
  -RUN yum install -y python34
  -
  +RUN apt-get  install -y vim wget tar netcat-openbsd
  +#RUN apt-get  install -y epel-release
  +RUN apt-get  install -y python3.4  python
  +# to have systemctl command
  +RUN apt-get install -y systemd
   
   # Installer Java 8 (Oracle)
   # inspired from: https://hub.docker.com/r/cooniur/java/
   RUN mkdir -p $JAVA_HOME
   COPY ./jdk/* /opt/java/
   RUN chmod +x /opt/java/bin/*
  +   
   
   # Test de java
   RUN java -version
  
positive.code: VOLUME [ "/sys/fs/cgroup", "/var/log/journal" ]
  
  # au demarage lancer du conteneur, il faut lancer /usr/sbin/init (systemd)
  CMD ["/usr/sbin/init"]
negative.code: FROM ubuntu:16.04
  
  #-----------------------------------------------------------------------------
  # Cohorte Base image X86 for cohorte device
  #
  # Contains: 
  # - ubuntu Xenial 
  # - Oracle JVM 8 
  # - Python 3.6
  #
  # Installed tools:
  # - vim
  # - wget
  # - tar
  # - nc
  # - python 3.6
  #
  #-----------------------------------------------------------------------------
  
  # meta-data
  