191 lines
3.8 KiB
Bash
Executable File
191 lines
3.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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right_tabstop=30
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warn (){
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echo ""
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echo -e " [ Warning ] $*"
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echo ""
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}
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function usage() {
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echo
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[ -n "$1" ] && echo -e "Error: $1\n"
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cat<<EOF
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Usage: `basename $0` [-oq] <dir>
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Prints out a summary of disk space usage for a given directory.
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The Output contains also the amount of diskspace usage of the
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subdirectories.
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Options:
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-o <directory>
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A summary file will be stored in the given directory. The filename contains
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the directory name of the determined directory and also a timestamp in human
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readable form.
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-q
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Suppresses the output to stdout. Only useful in conjunction with "-o"
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EOF
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exit 1
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}
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_be_quiet=false
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_output_to_file=false
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while getopts o:q opt ; do
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case $opt in
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q) _be_quiet=true
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;;
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o) _output_to_file=true
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if [ -d "$OPTARG" ]; then
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_out_dir=$OPTARG
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else
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usage "Output directory not found"
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fi
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;;
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h) usage
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;;
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\?) usage
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esac
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done
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shift `expr $OPTIND - 1`
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if [ $# -eq 0 ]; then
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usage "Missing parameter for \"<dir>\""
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elif [ $# -gt 1 ]; then
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usage "To many parameters given"
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fi
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base_dir=$1
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if [ ! -d $base_dir ]; then
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usage "Directory \"$base_dir\" not found!"
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fi
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if $_output_to_file ; then
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_out_file="${_out_dir}/`basename \"$base_dir\"`_space_usage.`date +%Y%m%d-%H%M`"
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touch $_out_file
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fi
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if $_be_quiet && ! $_output_to_file ; then
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warn "You have told me to be quiet (-q), but gives no output directory."
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exit
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fi
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## - print out
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## -
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outnl(){
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echo X\\c > /tmp/shprompt$$
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if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
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if $_output_to_file ; then
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echo -e "$*\\c" >> $_out_file
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fi
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if ! $_be_quiet ; then
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echo -e "$*\\c" 1>&2
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fi
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else
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if $_output_to_file ; then
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echo -e "$*" >> $_out_file
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fi
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if ! $_be_quiet ; then
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echo -e "$*" 1>&2
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fi
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fi
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rm /tmp/shprompt$$
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}
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outnl ""
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outnl "Disk Space Usage Directory \"$base_dir\":"
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outnl ""
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cd $backup_base_dir
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## - Read list of (sub)directories inside $base_dir into
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## - an array.
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## -
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dir_list_arr=()
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while IFS='' read -r -d '' _dir; do
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dir_list_arr+=($_dir);
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done < <(find $base_dir -mindepth 1 -maxdepth 1 -type d -print0)
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## - Sort the array
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## -
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dir_list_sorted_arr=()
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readarray -t dir_list_sorted_arr < <(for a in "${dir_list_arr[@]}"; do echo "$a"; done | sort)
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for _dir in "${dir_list_sorted_arr[@]}"; do
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## - Determin space usage of $_dir
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## -
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_out_du=$(du -sh "$_dir")
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_space=`echo ${_out_du} | cut -d ' ' -f1`
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_host=`basename "$_dir"`
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## - Formatted Output
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## -
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## - Determin number of signs between directory name
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## - and directory size
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## -
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_strlen=${#_host}
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_count_blank=`expr $right_tabstop - $_strlen`
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_str_blanks=""
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while [ $_count_blank -gt 2 ]; do
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_str_blanks="${_str_blanks}."
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_count_blank=`expr $_count_blank - 1`
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done
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_str_blanks="${_str_blanks}: "
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_outstring="\t${_host}${_str_blanks}${_space}"
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outnl "$_outstring"
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done
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## - Summary
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## -
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## - overall usage of directory $$base_dir
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## -
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_overall_usage=`du -sh $base_dir | awk '{print$1}'`
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## - Print Summary Line
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## -
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_strlen=${#_overall_usage}
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_count_blank=`expr $right_tabstop + $_strlen`
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_str_blanks=""
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_outstring="\t"
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while [ $_count_blank -gt 0 ]; do
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_str_blanks="${_str_blanks}. "
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_count_blank=`expr $_count_blank - 1`
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_outstring="${_outstring}="
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done
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outnl ""
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outnl "$_outstring"
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## - Print Summary
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## -
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_strlen=${#base_dir}
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_count_blank=`expr $right_tabstop - $_strlen`
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_str_blanks=""
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while [ $_count_blank -gt 0 ]; do
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_str_blanks="${_str_blanks} "
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_count_blank=`expr $_count_blank - 1`
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done
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_outstring="\t${base_dir}${_str_blanks}${_overall_usage}"
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outnl "$_outstring"
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outnl
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exit 0
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