Initial import

disk-space_usage.sh

@@ -0,0 +1,193 @@
+#!/usr/bin/env bash
+
+SUMMERY=false
+
+right_tabstop=30
+
+warn (){
+   echo ""
+   echo -e "   [ Warning ]  $*"
+   echo ""
+}
+
+function usage() {
+   echo 
+   [ -n  "$1" ] && echo -e "Error: $1\n"
+
+cat<<EOF
+
+   Usage: `basename $0` [-oq] <dir>
+
+
+   Prints out a summary of disk space usage for a given directory. 
+   
+   The Output contains also the amount of diskspace usage of the 
+   subdirectories.
+   
+
+   Options:
+
+      -o <directory>
+         A summary file will be stored in the given directory. The filename contains
+         the directory name of the determined directory and also a timestamp in human
+         readable form.
+
+      -q
+         Suppresses the output to stdout. Only useful in conjunction with "-o"
+
+EOF
+exit 1
+}
+
+_be_quiet=false
+_output_to_file=false
+while getopts o:q opt ; do
+   case $opt in
+      q) _be_quiet=true
+         ;;
+      o) _output_to_file=true
+         if [ -d "$OPTARG" ]; then
+            _out_dir=$OPTARG
+         else
+            usage "Output directory not found"
+         fi
+         ;;
+      h) usage
+         ;;
+      \?) usage
+   esac
+done
+
+shift `expr $OPTIND - 1`
+
+if [ $# -eq 0 ]; then
+   usage "Missing parameter for \"<dir>\""
+elif [ $# -gt 1 ]; then
+   usage "To many parameters given"
+fi
+
+base_dir=$1
+
+if [ ! -d $base_dir ]; then
+   usage "Directory \"$base_dir\" not found!"
+fi
+
+if $_output_to_file ; then
+   _out_file="${_out_dir}/`basename \"$base_dir\"`_space_usage.`date +%Y%m%d-%H%M`"
+   touch $_out_file
+fi
+
+if $_be_quiet && ! $_output_to_file ; then
+   warn "You have told me to be quiet (-q), but gives no output directory."
+   exit
+fi 
+
+## - print out 
+## -
+outnl(){
+   
+   echo X\\c > /tmp/shprompt$$
+   if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
+      if $_output_to_file ; then
+         echo -e "$*\\c" >> $_out_file
+      fi
+      if ! $_be_quiet ; then
+         echo -e "$*\\c" 1>&2
+      fi
+   else
+      if $_output_to_file ; then
+         echo -e "$*" >> $_out_file
+      fi
+      if ! $_be_quiet ; then
+         echo -e "$*" 1>&2
+      fi
+   fi
+   rm /tmp/shprompt$$
+}
+
+
+outnl ""
+outnl "Disk Space Usage Directory \"$base_dir\":"
+outnl ""
+
+cd $backup_base_dir
+
+## - Read list of (sub)directories inside $base_dir into
+## - an array.
+## -
+dir_list_arr=()
+while IFS='' read -r -d '' _dir; do
+   dir_list_arr+=($_dir);
+done < <(find $base_dir -mindepth 1 -maxdepth 1 -type d -print0)
+
+## - Sort the array
+## -
+dir_list_sorted_arr=()
+readarray -t dir_list_sorted_arr < <(for a in "${dir_list_arr[@]}"; do echo "$a"; done | sort)
+
+
+for _dir in "${dir_list_sorted_arr[@]}"; do
+
+   ## - Determin space usage of $_dir
+   ## -
+   _out_du=$(du -sh "$_dir")
+
+   _space=`echo ${_out_du} | cut -d ' ' -f1`
+   _host=`basename "$_dir"`
+
+
+   ## - Formatted Output
+   ## - 
+   ## - Determin number of signs between directory name
+   ## - and directory size
+   ## -
+   _strlen=${#_host}
+   _count_blank=`expr $right_tabstop - $_strlen`
+   _str_blanks=""
+   while [ $_count_blank -gt 2 ]; do
+      _str_blanks="${_str_blanks}."
+      _count_blank=`expr $_count_blank - 1`
+   done
+   _str_blanks="${_str_blanks}: "
+   _outstring="\t${_host}${_str_blanks}${_space}"
+   outnl "$_outstring"
+done
+
+## - Summary
+## -
+if $SUMMERY ; then
+
+   ## - overall usage of directory $$base_dir
+   ## -
+   _overall_usage=`du -sh $base_dir | awk '{print$1}'`
+
+   ## - Print Summary Line
+   ## -
+   _strlen=${#_overall_usage}
+   _count_blank=`expr $right_tabstop + $_strlen`
+   _str_blanks=""
+   _outstring="\t"
+   while [ $_count_blank -gt 0 ]; do
+      _str_blanks="${_str_blanks}. "
+      _count_blank=`expr $_count_blank - 1`
+      _outstring="${_outstring}="
+   done
+   outnl ""
+   outnl "$_outstring"
+
+
+   ## - Print Summary
+   ## -
+   _strlen=${#base_dir}
+   _count_blank=`expr $right_tabstop - $_strlen`
+   _str_blanks=""
+   while [ $_count_blank -gt 0 ]; do
+      _str_blanks="${_str_blanks} "
+      _count_blank=`expr $_count_blank - 1`
+   done
+   _outstring="\t${base_dir}${_str_blanks}${_overall_usage}"
+   outnl "$_outstring"
+fi
+outnl
+
+exit 0