#!/usr/bin/env bash
#  vim:ts=4:sts=4:sw=4:et
#
#  Author: Hari Sekhon
#  Date: 2019-11-27 16:09:34 +0000 (Wed, 27 Nov 2019)
#
#  https://github.com/harisekhon/bash-tools
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback
#
#  https://www.linkedin.com/in/harisekhon
#

set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x

usage(){
    cat <<EOF
Recurses HDFS path arguments outputting:

<file_size_of_single_replica>     <filename>

Calls HDFS command which is assumed to be in \$PATH

Make sure to kinit before running this if using a production Kerberized cluster


usage: ${0##*/} <file_or_directory_paths>


EOF
    exit 3
}

if [[ "${1:-}" =~ ^- ]]; then
    usage
fi

hdfs dfs -du "$@" |
awk '{ $2=""; print }'