STATUS_OK="0"
STATUS_WARNING="1"
STATUS_CRITICAL="2"
STATUS_UNKNOWN="3"
ps_state=$(ps aux |grep "fail2ban.sock" |grep -v grep| wc -l)
PROGPATH=`dirname $0`
fail2ban_client=$(which fail2ban-client)
jail_count=$($fail2ban_client status|grep "Number" |cut -f 2)

# ...

if [ "$ps_state" -lt "1" ]; then
        echo $(ps aux |grep "fail2ban.sock" |grep -v grep| wc -l)
        echo "   ++++ Process is not running ++++"
        exit $STATUS_CRITICAL
fi