Display output of repquota in human friendly output, in order of used space. TESTED ON UBUNTU 22.04

quota.sh

#!/bin/bash

# Run repquota and filter the output to get user and space usage information
repquota_output=$(repquota -a | grep ' -- ' | grep -vE 'man |_apt |systemd-|pollinate |syslog |tss |landscape |fwupd-')

# Sort the output by block usage (column 3) in reverse numeric order
sorted_output=$(echo "$repquota_output" | awk '/^[a-zA-Z0-9]/ {print $1 " " $3}' | sort -k2,2nr)

# Function to convert kilobytes to human-readable format
kilobytes_to_human() {
    local -r kilobytes="${1:-0}"
    if ((kilobytes < 1024)); then
        echo "${kilobytes}KB"
    elif ((kilobytes < 1024**2)); then
        echo "$(bc <<< "scale=2; $kilobytes / 1024")MB"
    else
        echo "$(bc <<< "scale=2; $kilobytes / 1024^2")GB"
    fi
}

# Display the sorted output with human-readable space usage
echo "User            Space Used"
echo "----------------------------"
echo "$sorted_output" | while read -r line; do
    username=$(echo "$line" | awk '{print $1}')
    space_used_kb=$(echo "$line" | awk '{print $2}')
    space_human=$(kilobytes_to_human "$space_used_kb")
    printf "%-16s %s\n" "$username" "$space_human"
done