OpenVPN list

#!/bin/bash
(
HOSTNAME=$3
HWADDR=$2
IPADDR=""

#Get the IP using ARP
count=0
while [[ "$IPADDR" == "" ]] && [[ $count < 5 ]]; do
    IPADDR=$(arp -n | grep -i "$HWADDR" | awk -F " " '{print $1}')
    sleep 5
    count=num=$(( $count + 1 ))
done

#Check if IP is already there
HOSTSTATUS=$(grep "^$HOSTNAME," /etc/openvpn/ipp/server-us.txt | wc -l)

#IP not in ipp file yet, lets do a refresh....
if [[ $HOSTSTATUS == "0" ]] && [[ $HOSTNAME != "" ]]; then
    #Put hostname/ip address in ipp file manually
    echo "$HOSTNAME,$IPADDR" >> /etc/openvpn/ipp/server-us.txt

    #Generate a hosts file for DNSMasq from the ipp files
    awk -F "," '{print $2, $1".srv.startledphoenix.net"}' /etc/openvpn/ipp/server-*.txt > /etc/hosts.openvpn-clients

    #Force DNSMasq to refresh the hosts
    service dnsmasq restart
fi
) &