Script to check cPanel ports based on an IP address or hostname given as arg1.

check_cpanelports.sh

#!/bin/bash

# Port Alive Script for Nagios
# Standard cPanel Ports
# Dan Miller <dm@sub6.com>

ADDRESS=$1
TIMEOUT=5
PORTS=(
    '2082' # cPanel
    '2083' # cPanel SSL
    '2086' # WHM
    '2087' # WHM SSL
    '2095' # Webmail
    '2096' # Webmail SSL
);

if [ "$ADDRESS" = "" ]; then
        exit 0; # Exit, but ssh! don't tell nagios!
fi

for i in "${PORTS[@]}"
do
   :
    nc -z -w $TIMEOUT $ADDRESS $i >/dev/null
    if [ $? = "1" ]; then
        ERROR+="$i "
    fi
done

if [ "$ERROR" != "" ]; then
        echo "$ERROR NOT REACHABLE"
        exit 2
fi

# If we get to here, things are all okay. Clean exit:
echo "ALL PORTS RESPONDING"
exit 0; # good