AlternC/src/quota_edit

#!/bin/bash
. /etc/alternc/local.sh
# Set disk quota to an user
# Won't work over NFS

MID=$1
SIZE=$2
AWK=/usr/bin/awk
QUOTA=/usr/sbin/setquota

#checking if quotas are installed
command -v $QUOTA >/dev/null && continue || { echo "Quotas uninstalled"; exit 1; }

if [ $# -ne 2 ] || [[ ! "$MID" =~ ^[0-9]+$ ]] || [[ ! "$SIZE" =~ ^[0-9]+$ ]]; then
  echo "Usage: quota_edit <uid> <size>"
  echo "Edit the quota of the AlternC account having uid <uid> the the available space to <size>"
  exit 1 
fi

DATA_PART=`df "${ALTERNC_LOC}/html" 2>/dev/null | $AWK 'NR==2 { print $1; }'`
`sudo $QUOTA -r -g $MID $SIZE $SIZE 0 0 $DATA_PART 2>/dev/null || echo "Group quota are not enabled on /var/alternc." >&2`