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#!/bin/sh

# -----------------------------------------------------------------------------
# ------------------------[ MANAGED BY PUPPET ]--------------------------------
# -----------------------------------------------------------------------------
#
# ferm          Configure ferm firewall rules from /etc/ferm.conf
#
#               Inspired by Max Kellermann <max@duempel.org>
#
# Version:      $Revision: 001 $
### BEGIN INIT INFO
# Provides:          ferm
# Required-Start:    $network $remote_fs
# Required-Stop:     $network $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       Starts ferm firewall configuration
# short-description: ferm firewall configuration
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
FERM=/usr/sbin/ferm
CONFIG=/etc/ferm.conf
NAME=ferm
DESC="firewall"

test -x "${FERM}"   || exit 0
test -f "${CONFIG}" || exit 0

# shellcheck disable=SC1091
[ -r /etc/sysconfig/ferm ] && . /etc/sysconfig/ferm

lockfile=/var/lock/subsys/$NAME

umask 0077

FAST=${FAST:-yes}
OPTIONS="${OPTIONS}"

set -e

# shellcheck disable=SC2086
configure_ferm() {
    if [ "${FAST}" = "yes" ]; then
        ${FERM} ${OPTIONS} ${CONFIG} || return ${?}
    else
        ${FERM} ${OPTIONS} --slow ${CONFIG} || return ${?}
    fi
}

case "${1}" in
    start|reload|restart|force-reload)
        # shellcheck disable=SC2039
        echo -n "${1}ing ${DESC}" "${NAME}"
        configure_ferm
        RETVAL=$?
        if [ $RETVAL -eq 0 ]; then
            touch $lockfile
            echo " ... ok."
        else
            echo "... failed!"
        fi
        exit $RETVAL
        ;;
    stop)
        # shellcheck disable=SC2039
        echo -n "stopping ${DESC}" "${NAME}"
        OPTIONS="${OPTIONS} --flush"
        configure_ferm
        RETVAL=$?
        if [ $RETVAL -eq 0 ]; then
            rm -f $lockfile
            echo " ... ok."
        else
            echo "... failed!"
        fi
        exit $RETVAL
        ;;
    status)
        if [ -f $lockfile ]; then
            echo "${NAME} has configured iptables rules."
        else
            echo "${NAME} has NOT configured iptables rules."
            exit 1
        fi
        ;;
    *)
        N=/etc/init.d/${NAME}
        echo "Usage: ${N} {start|stop|restart|reload|force-reload|status}"
        exit 1
        ;;
esac

exit 0