radcheck radiusd решаем проблему с занятым портом при не запущенном радиусе

yum install lsof -y

#!/bin/bash

STATS="/var/log/radius_test.log"
RADTEST="/usr/bin/radtest"
RADIUS="/etc/init.d/radiusd"

FREERAD_SRV_IP="localhost"
FREERAD_SECRET="SECRET"

${RADTEST} testing radius $FREERAD_SRV_IP 10 $FREERAD_SECRET > $STATS

TEST=`tail ${STATS}| /usr/bin/awk "/$1/ { result=\\$2 } END { print result ?  result : 0 }"`

if [ "$TEST" == "Access-Reject" ];
then
                echo "radiusd OK "
exit 0
else

#DATE=`date +%Y-%m-%d_%Hh%Mm`
#PID=`pidof radiusd`
systemctl stop radiusd
#echo "$DATE $PID radiusd stoped, restarting" >>/var/mikbill/custom_scripts/rad.log
kill -9 $(lsof -t -i:1812)

    sleep 1
#    $RADIUS start
systemctl start radiusd

#PID=`pidof radiusd`
#echo "$PID" >>/var/mikbill/custom_scripts/rad.log

fi