#!/bin/sh
# 2000-08-10 Rafael Skodlar
# Backup my home dir

USER=raffi
HOME=/home/$USER
DATE=`date '+%Y%m%d'`
#DST_DIR=/mnt/hdd/$USER
DST_DIR=/mnt/sdb/$USER
#DST_DIR=/home/images/$USER
IMG=${DST_DIR}.img
DOT_DIRS=".predict .radio .gnupg .ssh .gcombust .jpilot .kde* .xawtv .xmms" 
DOT_FILES=".bash_profile .bashrc .nedit .predict .radio .screenrc .signature .vimrc .xawtv .Xdefaults .xfig* .netscape/bookmarks.html"
SRC_DIRS="Mail admin bin code electronics grafix info linux mail mmedia nsmail projects radio research science technology visor www zaurus"
CDSIZE=640000
TREE_FILES=${DST_DIR}/home.files
TREE_DIRS=${DST_DIR}/home.dirs

cd $HOME

function loop()
{
    echo -e "To create CD image:\n"
    echo -e "dd if=/dev/zero of=${IMG} bs=1k count=${CDSIZE}\n"
    echo -e "losetup -e des /dev/loop0 $DST_DIR\nmke2fs /dev/loop0\nmount /dev/loop0 $IMG\nchown $USER.$USER $DST_DIR\n"
    echo -e "$0 -b\n"
}

case "$1" in
     -b)
if [ -d $DST_DIR ]; then
	tar cvf $DST_DIR/$USER-$DATE.tar $DOT_DIRS $DOT_FILES $SRC_DIRS
	chmod 600 $DST_DIR/$USER-$DATE.tar
	tree > $TREE_FILES
	tree > $TREE_DIRS
	ls -l $DST_DIR/$USER-$DATE.tar $TREE_DIRS $TREE_FILES
else
	echo "$DST_DIR not available."
	df
fi
	;;

    -s)
	TOTAL=0
	for file in `echo $DOT_DIRS $SRC_DIRS`
	do
		SPACE=`du -sk $file | cut -f 1`
		let TOTAL=$TOTAL+$SPACE
	done
	echo -e "--------------------------------------------------------\nTotal Space needed: $TOTAL kB\n"
	echo -e "dd if=/dev/zero of=${IMG} bs=1k count=${TOTAL}\n"
	loop
	;;

    *)
	echo -e "--------------------------------------------------------\nUsage: $0 [ -b | -s ]\n\t-b backup\n\t-s space needed\n"
	loop
	exit 1
esac