#! /bin/sh
#
# $FreeBSD$

PATH=/bin:/usr/bin:/usr/sbin

case $2 in

PRE-INSTALL)
  echo "---> Starting install script:"

  if [ -z "%%POSTGREYDIR%%" -o \
       -z "%%USER%%" -o -z "%%GROUP%%" -o \
       -z "%%UID%%" -o -z "%%GID%%" ]; then
    echo "ERROR: A required pragma was empty"
    exit 1
  fi

  # Create group if required
  if pw group show "%%GROUP%%" >/dev/null 2>&1; then
    echo "---> Using existing group \"%%GROUP%%\""
  else
    echo "---> Adding group \"%%GROUP%%\" (%%GID%%)"
    /usr/sbin/pw groupadd %%GROUP%% -g %%GID%% || exit 1
  fi

  # Create user if required
  if pw user show "%%USER%%" >/dev/null 2>&1; then
    echo "---> Using existing user \"%%USER%%\""
  else
    echo "---> Adding user \"%%USER%%\" (%%UID%%)"
    pw useradd "%%USER%%" -u "%%UID%%" -g "%%GROUP%%" -h - \
      -d "%%POSTGREYDIR%%" -s "/sbin/nologin" -c "Postgrey Owner" || exit 1
  fi

  # Create home directory if required
  if [ -d "%%POSTGREYDIR%%" ]; then
    echo "---> Using existing Postgrey database directory (%%POSTGREYDIR%%)"
    echo "     (There may be existing active postgrey databases - this installation"
    echo "     will attempt to preserve them.)"
  else
    echo "---> Creating Postgrey database directory (%%POSTGREYDIR%%)"
    (umask 002 && /bin/mkdir -p "%%POSTGREYDIR%%") || exit 1
    /usr/sbin/chown -R "%%USER%%:%%GROUP%%" "%%POSTGREYDIR%%" || exit 1
    /bin/chmod g+s "%%POSTGREYDIR%%" || exit 1
  fi
  ;;

POST-INSTALL)
  echo "---> Starting post-install script:"

  for i in %%ETCFILES%%; do
    if [ ! -f "%%PREFIX%%/etc/postfix/postgrey_${i}" ]; then
	echo "---> Installing new config file %%PREFIX%%/etc/postfix/postgrey_${i}"
	cp -p	%%PREFIX%%/etc/postfix/dist-postgrey_${i} \
		%%PREFIX%%/etc/postfix/postgrey_${i}
    else
	echo "---> Keeping existing config file %%PREFIX%%/etc/postfix/postgrey_${i}"
    fi
  done
  ;;

esac