#!/bin/bash
PATH="$PATH:/usr/local/sbin:/usr/sbin"

udomain=`hostname -d`
uhostname=`hostname`
uFecha=`date +%b" "%_d" "%H:%M:%S`
uNameService="freeradius"
uSubject="subject: $uhostname $uNameService not running correctly?"
uState="/tmp/$uNameService.down"
uLog="/var/log/levanta_$uNameService"
if [ ! -w $uLog ];
        then
                echo "WARNING: Archivo $uLog no existe. Creando..." ; touch $uLog;
        else
                if [ `du -k $uLog | cut -f 1` -gt 2000 ]; then echo "Archivo $uLog muy grande, vaciando" ; >$uLog; fi
fi

usendmail=$(which sendmail)
if [ -z $usendmail ]; then echo "ERROR: Sendmail no detectado en el sistema. Sendmail instalado? Sendmail no detectado"; fi
[ -r "$uState" ] && secondtime=$(cat $uState)

greplines=`ps axc | awk '{print $NF}' | grep -c "$uNameService"`

function show_status {
echo "Number of proccess $uNameService=$greplines"
}

output="
$uFecha:  $uNameService RESTARTED:

Log:
$(show_status)
$uNameService not running?. Restarting $uNameService."

show_status


if [ "$greplines" = 0 ]; then
    if [ "x$secondtime" == "x" ]
    then
        echo "$uNameService down!"
        echo "1" >$uState
    else
        echo $output >> $uLog
        #echo "$uSubject 

        #$output

        #"| $usendmail -f root@$udomain soporte@cablenet.com.ar        
        /etc/init.d/$uNameService restart || (/etc/init.d/$uNameService stop ; sleep 5 ;  /etc/init.d/$uNameService start)
        echo "Restarting $uNameService!!!"    
    fi
else
    [ -r "$uState" ] && rm -f "$uState"
    echo "$uNameService OK"
fi