X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive;h=fa76eb15970cbbb5f7dd19ddd89ec5ef289a9042;hb=0b23566984bd09f571b00153f351dbf7e32c6185;hp=19024298c03ce3ccdedab447435123466ff32a92;hpb=35b6b233d38c18aaa73a9759a772242dfa731cab;p=live-boot-grml.git

diff --git a/scripts/live b/scripts/live
index 1902429..fa76eb1 100755
--- a/scripts/live
+++ b/scripts/live
@@ -97,6 +97,11 @@ Arguments ()
 				export HOSTNAME LIVECONF
 				;;
 
+			isofrom=*|fromiso=*)
+				FROMISO="${ARGUMENT#*=}"
+				export FROMISO
+				;;
+
 			username=*)
 				USERNAME="${ARGUMENT#username=}"
 				LIVECONF="changed"
@@ -673,7 +678,7 @@ copy_live_to ()
 
 	# begin copying (or uncompressing)
 	mkdir "${copyto}"
-	echo "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
+	log_begin_msg "mount -t ${fstype} ${mount_options} ${dev} ${copyto}"
 	mount -t "${fstype}" ${mount_options} "${dev}" "${copyto}"
 
 	if [ "${extension}" = "tgz" ]
@@ -686,10 +691,22 @@ copy_live_to ()
 	else
 		if [ -n "${MODULETORAMFILE}" ]
 		then
-			cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying $MODULETORAMFILE to RAM" 1>/dev/console
+				rsync -a --progress ${MODULETORAMFILE} ${copyto} 1>/dev/console # copy only the filesystem module
+			else
+				cp ${MODULETORAMFILE} ${copyto} # copy only the filesystem module
+			fi
 		else
-			mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
-			cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}   # "cp -a" from busybox also copies hidden files
+			if [ -x /bin/rsync ]
+			then
+				echo " * Copying whole medium to RAM" 1>/dev/console
+				rsync -a --progress ${copyfrom}/* ${copyto} 1>/dev/console  # "cp -a" from busybox also copies hidden files
+			else
+				mkdir -p ${copyto}/${LIVE_MEDIA_PATH}
+				cp -a ${copyfrom}/${LIVE_MEDIA_PATH}/* ${copyto}/${LIVE_MEDIA_PATH}   # "cp -a" from busybox also copies hidden files
+			fi
 		fi
 
 		umount ${copyfrom}
@@ -1372,6 +1389,17 @@ check_dev ()
 	devname="${2}"
 	skip_uuid_check="${3}"
 
+	# support for fromiso=.../isofrom=....
+	if [ -n "$FROMISO" ]
+	then
+		mkdir /isofrom
+		ISO_DEVICE="$(echo $FROMISO | sed 's|\(/dev/[a-z]*[0-9]*\).*|\1|')"
+		mount "$ISO_DEVICE" /isofrom
+		ISO_NAME="$(echo $FROMISO | sed 's|/dev/[a-z]*[0-9]*/||')"
+		loopdevname=$(setup_loop "/isofrom/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
+		devname="${loopdevname}"
+	fi
+
 	if [ -z "${devname}" ]
 	then
 		devname=$(sys2dev "${sysdev}")
@@ -1643,6 +1671,15 @@ mountroot ()
 		log_end_msg
 	fi
 
+	# if we do not unmount the ISO we can't run "fsck /dev/ice" later on
+	# because the mountpoint is left behind in /proc/mounts, so let's get
+	# rid of it when running from RAM
+	if [ -n "$FROMISO" ] && [ "${TORAM}" ]
+	then
+	  losetup -d /dev/loop0
+	  grep -q /isofrom /proc/mounts && umount /isofrom
+	fi
+
 	if [ -n "${MODULETORAMFILE}" ] || [ -n "${PLAIN_ROOT}" ]
 	then
 		setup_unionfs "${livefs_root}" "${rootmnt}"