anchor.diff:  RUN dnf -y install mariadb-server
   RUN mysql_install_db
   RUN chown -R mysql.mysql /var/lib/mysql
  -RUN systemctl start mariadb.service && systemctl enable mariadb.service
  +WORKDIR /usr
  +RUN /usr/bin/mysqld_safe --datadir='/var/lib/mysql' --nowatch
   RUN mysqladmin -u root password '$DB_PASS'
   
   # User environment
  
positive.code: 
  #FROM docker.io/centos:7
  FROM mkubenka/centos-systemd
  MAINTAINER Denis Arnaud <des.arnaud_fedora@m4x.org>
  
  #
  
negative.code: RUN dnf clean all
  RUN dnf -y update
  RUN dnf -y install initscripts
  RUN dnf -y install htop less file rpmconf git-all bash-completion
  
  # C++ development
  RUN dnf -y install gcc-c++ cmake boost-devel xapian-core-devel soci-mysql-devel soci-sqlite3-devel \
  