Checks if user is over quota and gives a report

quotachecker4000

#!/bin/bash

IAM=`id -un`

if [ "$IAM" != "zimbra" ]; then
    echo "You must run this script as the 'zimbra' user.  Please 'su - zimbra' first."
    exit 1
fi

# Run command zmprov gc Phoenix zimbraMailQuota | grep zimbraMailQuota | awk '{print $2}'
default_quota=$(zmprov gc Phoenix zimbraMailQuota | grep zimbraMailQuota | awk '{print $2}')

for i in $(zmprov -l gas | grep mbox); do
    zmprov gqu ${i} | while read line; do
        user=`echo $line | cut -f1 -d\ `
        quota=`echo $line | cut -f2 -d\ `
        usage=`echo $line | cut -f3 -d\ `
        if [ $usage -gt $default_quota ]; then
            echo "User ${user} is over quota: ${usage}"
        fi
    done
done