pkgname=test_server

_service_user=$pkgname
_service_group=$pkgname
_admin_group="${pkgname}_admin"

_data_dir=/var/${pkgname}/data
_log_dir=/var/log/${pkgname}
_cache_dir=/var/cache/${pkgname}
_sass_cache_directory=$_cache_dir

post_install() {
  if !getent group $_admin_group >/dev/null; then
    groupadd $_admin_group
  fi

  if !getent passwd $_service_user >/dev/null; then
    useradd -m $_service_user
  fi

  for path in $_log_dir $_sass_cache_directory; do
    chown -R $_service_user:$_service_group $path
  done

  # Admins are allowed to write, service is allowd to read, others can do nothing
  chown :$_admin_group $_data_dir 
  setfacl -m g:$_service_group:rx $_data_dir

  echo ""
  echo "Please place a config file at one of the following places:"
  echo ""
  echo " * $HOME/.config/test_server/config.yaml"
  echo " * $HOME/.test_server/config.yaml"
  echo " * /etc/test_server/config.yaml"
  echo ""
  echo "The package contains a \"config.yaml\" which has been placed at /etc/test_server/config.yaml during package install. Feel free to modify it."
  echo ""
}

post_upgrade() {
  post_install
}

pre_remove() {
  systemctl stop $pkgname
  systemctl disable $pkgname
}

post_remove() {
  echo ""
  echo "Please remove the home directory of the service user ${_service_user} yourself."
  echo ""

  if !getent group $_admin_group >dev/null; then
    groupdel $_admin_group
  fi

  if !getent group $_service_group >/dev/null; then
    groupdel $_service_group
  fi

  if !getent passwd $_service_user >/dev/null; then
    userdel $_service_user
  fi
}