pkg-real-size.sh

#!/bin/sh
#Return size in bytes and megabytes of the package and all its deps
set -eu
total_size=0
tempfoo=$(basename $0)
tmpfile=$(mktemp /tmp/${tempfoo}.XXXXXX)
unit=bytes

get_deps () {
  local package=$1
  if grep -q $package $tmpfile; then
    return
  fi
  echo $package >> $tmpfile
  # If multiples repo configured will get duplicates, so add a sort|uniq
  deps=$(pkg rquery %do $1 | sort | uniq)
  if [ -n "$deps" ]; then
    for i in $deps; do
      get_deps $i
    done
  fi
}

usage() {
  echo "$0 [-h] [-v] [-m] package-name" >&2;
  echo -e "\t-h: emit this message, then exit" >&2
  echo -e "\t-m: Use megabytes unit in place of ${unit}" >&2
  echo -e "\t-v: enable execution tracing" >&2
  exit $1
}

if [ $# -lt 1 ]; then
  usage
fi

while getopts "hmv" arg; do
  case "$arg" in
    h)  usage 0 ;;
    m)  unit=megabytes ;;
    v)  set -x ;;
    *)  usage 1 ;;
    esac
done
shift $(( OPTIND - 1 ))

get_deps $1
echo "List of dependencies and their sizes:"
for i in $(sort $tmpfile | uniq); do
  size=$(pkg rquery -r FreeBSD %sb $i | head -1)
  if [ -z "${size}" ]; then
    printf "No package $i found\n"
    exit 1
  fi
  total_size=$(( total_size + size ))
  size_unit=$(units -o %0.f -t "${size} bytes" ${unit})
  printf '%-20s %10s %s\n' $i ${size_unit} ${unit}
done

echo "-----------------------------------------"
size_unit=$(units -o %0.f -t "${total_size} bytes" ${unit})
printf '%-20s %10s %s\n' TOTAL ${size_unit} ${unit}
rm $tmpfile