X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=bin%2Flive-snapshot;h=ca495fb1051aa259d41b48504f86e13c33ede159;hb=56627dfef6afd7f94f0bd8d76122eefb0b115826;hp=08e5fd654adf08609dc9d7a411da83fc58b3f3a1;hpb=8b3bea69df843fa1642ef836f2cfa80e80da0f7c;p=live-boot-grml.git

diff --git a/bin/live-snapshot b/bin/live-snapshot
index 08e5fd6..ca495fb 100755
--- a/bin/live-snapshot
+++ b/bin/live-snapshot
@@ -7,7 +7,7 @@
 #   for reuse in another live-boot session.
 #   Look at the manpage for more informations.
 #
-# Copyright (C) 2006-2008 Marco Amadori <marco.amadori@gmail.com>
+# Copyright (C) 2006-2011 Marco Amadori <marco.amadori@gmail.com>
 # Copyright (C) 2008 Chris Lamb <chris@chris-lamb.co.uk>
 #
 # This program is free software: you can redistribute it and/or modify
@@ -23,7 +23,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 #
-# On Debian systems, the complete text of the GNU General Public License
+# The complete text of the GNU General Public License
 # can be found in /usr/share/common-licenses/GPL-3 file.
 
 # declare here two vars from /etc/live.conf because of "set -u"
@@ -39,7 +39,7 @@ fi
 
 . /usr/share/initramfs-tools/scripts/live-helpers
 
-LIVE_CONF="/etc/live.conf"
+LIVE_CONF="/etc/live/boot.d/snapshot.conf"
 
 if [ -r "${LIVE_CONF}" ]
 then
@@ -125,12 +125,12 @@ Version ()
 {
 	echo "${PROGRAM}"
 	echo
-	echo "Copyright (C) 2006 Marco Amadori <marco.amadori@gmail.com>"
+	echo "Copyright (C) 2006-2011 Marco Amadori <marco.amadori@gmail.com>"
 	echo "Copyright (C) 2008 Chris Lamb <chris@chris-lamb.co.uk>"
 	echo
 	echo "This program is free software; you can redistribute it and/or modify"
 	echo "it under the terms of the GNU General Public License as published by"
-	echo "the Free Software Foundation; either version 2 of the License, or"
+	echo "the Free Software Foundation; either version 3 of the License, or"
 	echo "(at your option) any later version."
 	echo
 	echo "This program is distributed in the hope that it will be useful,"
@@ -142,10 +142,10 @@ Version ()
 	echo "along with this program; if not, write to the Free Software"
 	echo "Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA"
 	echo
-	echo "On Debian systems, the complete text of the GNU General Public License"
-	echo "can be found in /usr/share/common-licenses/GPL-2 file."
+	echo "The complete text of the GNU General Public License"
+	echo "can be found in /usr/share/common-licenses/GPL-3 file."
 	echo
-	echo "Homepage: <http://debian-live.alioth.debian.org/>"
+	echo "Homepage: <http://live.debian.net/>"
 
 	exit 0
 }
@@ -242,7 +242,7 @@ Defaults ()
 	# Parse resync string
 	if [ -n "${SNAP_RESYNC_STRING}" ]
 	then
-		SNAP_COW=$(echo "${SNAP_RESYNC_STRING}" | sed -e 's|^/root\([^:.]*\).*$|'"${DEF_SNAP_COW}"'\1|')
+		SNAP_COW=$(echo "${SNAP_RESYNC_STRING}" | sed -r -e 's#^([^:]*).*$#'"${DEF_SNAP_COW}"'\1#')
 		SNAP_DEV=$(echo "${SNAP_RESYNC_STRING}" | cut -f2 -d ':')
 		SNAP_MNT=$(echo "${SNAP_RESYNC_STRING}" | cut -f3 -d ':')
 		DEST="${MOUNTP}/${SNAP_MNT}"
@@ -409,6 +409,13 @@ Do_filelist ()
 Do_snapshot ()
 {
 	TMP_FILELIST=$(mktemp -p "${SAFE_TMPDIR}" "${TMP_FILELIST}.XXXXXX")
+	if [ -e "${EXCLUDE_LIST}" ]
+	then
+		# Create a TMP filelist removing empty lines (grep -f does not like them)
+		# and comments (for speedup and LST)
+		TMP_EXCLUDE_LIST=$(mktemp -p "${SAFE_TMPDIR}" "${PROGRAM}_excludelist.XXXXXX")
+		grep -v '^#.*$' "${EXCLUDE_LIST}" | grep -v '^ *$' > "${TMP_EXCLUDE_LIST}"
+	fi
 
 	case "${SNAP_TYPE}" in
 		squashfs)
@@ -420,7 +427,7 @@ Do_snapshot ()
 			if [ -e "${EXCLUDE_LIST}" ]
 			then
 				# Add explicitly excluded files
-				grep -v '^#.*$' "${EXCLUDE_LIST}" | grep -v '^ *$' >> "${TMP_FILELIST}"
+				cat "${TMP_EXCLUDE_LIST}" >> "${TMP_FILELIST}"
 			fi
 
 			cd "${OLDPWD}"
@@ -439,12 +446,13 @@ Do_snapshot ()
 			cd "${WORKING_DIR}"
 			if [ -e "${EXCLUDE_LIST}" ]
 			then
+
 				# Convert \0 to \n and tag existing (rare but possible) \n in filenames,
 				# this to let grep -F -v do a proper work in filtering out
 				cat "${TMP_FILELIST}" | \
 					tr '\n' '\1' | \
 					tr '\0' '\n' | \
-					grep -F -v -f "${EXCLUDE_LIST}" | \
+					grep -F -v -f "${TMP_EXCLUDE_LIST}" | \
 					tr '\n' '\0' | \
 					tr '\1' '\n' | \
 					eval $COPY_CMD || exit 1
@@ -468,10 +476,14 @@ Do_snapshot ()
 			;;
 	esac
 
-	if [ -f "${TMP_FILELIST}" ]
-	then
-		rm -f "${TMP_FILELIST}"
-	fi
+	# Remove temporary file lists
+	for filelist in "${TMP_FILELIST}" "${TMP_EXCLUDE_LIST}"
+	do
+		if [ -f "${filelist}" ]
+		then
+			rm -f "${filelist}"
+		fi
+	done
 }
 
 Clean ()