You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

46 lines
1.4 KiB

#!/bin/bash
TMP=/tmp/changes$$
EXCLUDE="^\$|/\$|[.]wh[.][.]wh[.]orph/|^[.]wh[.][.]wh[.]plnk/|^[.]wh[.][.]wh[.]aufs|^var/cache/|^var/backups/|^var/tmp/|^var/log/|^var/lib/apt/|^var/lib/dhcp/|^var/lib/systemd/|^sbin/fsck[.]aufs|^etc/resolv[.]conf|^root/[.]Xauthority|^root/[.]xsession-errors|^root/[.]fehbg|^root/[.]fluxbox/lastwallpaper|^root/[.]fluxbox/menu_resolution|^etc/mtab|^etc/fstab|^boot/|^dev/|^mnt/|^proc/|^run/|^sys/|^tmp/"
CHANGES=/run/initramfs/memory/changes
if [ "$1" = "" ]; then
echo ""
echo "savechanges - save all changed files in a compressed filesystem bundle"
echo " - excluding some predefined files such as /etc/mtab,"
echo " temp & log files, empty directories, apt cache, and such"
echo ""
echo "Usage:"
echo " $0 [ target_file.sb ] [ changes_directory ]"
echo ""
echo "If changes_directory is not specified, /run/initramfs/memory/changes is used."
echo ""
exit 1
fi
if [ ! "$2" = "" ]; then
CHANGES="$2"
fi
# exclude the save_file itself of course
EXCLUDE="$EXCLUDE|^""$(readlink -f "$1" | cut -b 2- | sed -r "s/[.]/[.]/")""\$"
CWD=$(pwd)
cd $CHANGES || exit
mkdir -p $TMP
mount -t tmpfs tmpfs $TMP
find \( -type d -printf "%p/\n" , -not -type d -print \) \
| sed -r "s/^[.]\\///" | egrep -v "$EXCLUDE" \
| while read FILE; do
cp --parents -afr "$FILE" "$TMP"
done
cd $CWD
mksquashfs $TMP "$1" -comp xz -b 1024K -always-use-fragments -noappend
umount $TMP
rmdir $TMP