#!/bin/bash
OUTDIR=$PWD/perm
top_d=${OUTDIR}
mkdir -p $top_d
rm -rf $top_d/*
save_perm()
{
	typ=$1
    key=$2
    fil_f=${OUTDIR}/${key}.${typ}.f
    fil_p=${OUTDIR}/${key}.${typ}.p 
	if [ "xfile" == "x$typ" ]; then
		find $key -maxdepth 5 -type f >> ${fil_f}
	elif [ "xfolder" == "x$typ" ]; then
		find $key -maxdepth 5 -type d >> ${fil_f}
	else
		return
	fi
    while read -r line
    do
        if [ -e "$line" ]; then
			pm=$(stat -c "%A" "$line")
			nm=$(stat -c "%n" "$line")
			uid=$(stat -c "%u" "$line")
		    gid=$(stat -c "%g" "$line")

			export need_save_perm=0

			have_s=$(echo $pm|grep -i s)
			if [ -n "$have_s" ]; then
				export need_save_perm=1
			fi

			if [ "x0" != "x$uid" ]; then
				export need_save_perm=1
			fi

			if [ "x0" != "x$gid" ]; then
				export need_save_perm=1
			fi

            if [ ! -z "$nm" ] ; then
				if [ "x1" == "x$need_save_perm" ]; then
					echo "$pm $uid $gid $nm"
					echo "$pm $uid $gid $nm" >> $fil_p
				fi
	    fi
        fi
    done < $fil_f 
}
save_perm file   /etc
save_perm folder /etc
save_perm file   /bin
save_perm folder /bin
save_perm file   /sbin
save_perm folder /sbin
save_perm file   /lib
save_perm folder /lib
save_perm file   /usr
save_perm folder /usr
save_perm file   /var
save_perm folder /var