#!/bin/bash
# updatecapacity.sh
# Rescue CD Backup & Restore Utility media capacity update script
# version 7.2.5
# Rod Wright 1/19/2024
# Refer to CHANGELOG file for details.
# -----------------------------------------------------------------------------

RAID_MNT_PT="/mnt/rescuebru"
CAPACITY_FILE="/root/capacity.txt"
UPDATE_INTERVAL=10

while true; do
    if ! mount|grep -q /mnt/rescuebru ; then
        if ps ax|grep rbruserver|grep -vq grep; then
            echo "Awaiting RAID mount...">$CAPACITY_FILE
        else
            echo "Awaiting backup media...">$CAPACITY_FILE
        fi
    else
        dfout=`df -h $RAID_MNT_PT|grep $RAID_MNT_PT`
        total=`echo $dfout|awk '{print $2}'`
        used=`echo $dfout|awk '{print $3}'`
        available=`echo $dfout|awk '{print $4}'`
        percentage=`echo $dfout|awk '{print $5}'`
        
        echo "Total Capacity:  $total">$CAPACITY_FILE
        echo "Used:            $used">>$CAPACITY_FILE
        echo "Available:       $available">>$CAPACITY_FILE
        echo "Percent Usage:   $percentage">>$CAPACITY_FILE
    fi
    
    sleep $UPDATE_INTERVAL
done