#!/bin/bash

logger -t dhcpd "Refresh dhcpd config request"

/usr/local/scripts/print-dhcpd.pl
ret=$?

if [ ${ret} -ne 0 ]; then
    exit
    fi

diff -aqbBfi /etc/dhcp/stat /etc/dhcp/stat.new >/dev/null
ret=$?

if [ ${ret} -ne 0 ]; then
    logger -t dhcpd "Update dhcpd config"
    rm -f /etc/dhcp/stat/*.conf >/dev/null 2>&1
    cp -f /etc/dhcp/stat.new/*.conf /etc/dhcp/stat >/dev/null 2>&1
    /sbin/dhcpd -t -cf /etc/dhcp/dhcpd.conf >/dev/null 2>&1
    ret=$?
    if [ ${ret} -eq 0 ]; then
        systemctl restart dhcpd>/dev/null
	else
        logger -t dhcpd "Config error! Skip restart dhcp."
	fi
    else
    logger -t dhcpd "Config not changed. Skip restart"
    fi

logger -t dhcpd "done"

exit