X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive;h=867efc0f8d3e05cb5eb5830f3f9d819ea69fcc17;hb=bd2cfbec5fe67ea696162c1caa5c80187a070bee;hp=62b52240bdac40a0fbaa8ca3e5a275b175a3f148;hpb=e23cde1bfd26cc0018d82f320d4e172a5d174ad5;p=live-boot-grml.git

diff --git a/scripts/live b/scripts/live
index 62b5224..867efc0 100755
--- a/scripts/live
+++ b/scripts/live
@@ -456,7 +456,7 @@ Arguments ()
 
 	if [ -z "${UNIONTYPE}" ]
 	then
-		UNIONTYPE="unionfs"
+		UNIONTYPE="aufs"
 		export UNIONTYPE
 	fi
 }
@@ -650,8 +650,16 @@ do_netmount ()
 
 	modprobe -q af_packet # For DHCP
 
-	udevtrigger
-	udevsettle
+	if [ -x /sbin/udevadm ]
+	then
+		# lenny
+		udevadm trigger
+		udevadm settle
+	else
+		# etch
+		udevtrigger
+		udevsettle
+	fi
 
 	ipconfig ${DEVICE} | tee /netboot.config
 
@@ -875,7 +883,7 @@ try_snap ()
 			fi
 		else
 			# cpio.gz snapshot
-			if ! (cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | cpio -i -u -d 2>/dev/null)
+			if ! (cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | cpio --extract --preserve-modification-time --no-absolute-filenames --sparse --unconditional --make-directories > /dev/null 2>&1)
 			then
 				log_warning_msg "Impossible to include the ${snapfile} Snapshot"
 				return 1
@@ -1008,7 +1016,12 @@ setup_unionfs ()
 			rofslist="${image} ${rofslist}"
 		elif [ -f "${image}" ]
 		then
-			backdev=$(get_backing_device "${image}" "-r")
+			if losetup --help 2>&1 | grep -q -- "-r\b"
+			then
+				backdev=$(get_backing_device "${image}" "-r")
+			else
+				backdev=$(get_backing_device "${image}")
+			fi
 			fstype=$(get_fstype "${backdev}")
 
 			if [ "${fstype}" = "unknown" ]
@@ -1036,8 +1049,16 @@ setup_unionfs ()
 			modprobe -q -b ${module}
 		done
 
-		udevtrigger
-		udevsettle
+		if [ -x /sbin/udevadm ]
+		then
+			# lenny
+			udevadm trigger
+			udevadm settle
+		else
+			# etch
+			udevtrigger
+			udevsettle
+		fi
 
 		# For some reason, udevsettle does not block in this scenario,
 		# so we sleep for a little while.
@@ -1059,10 +1080,12 @@ setup_unionfs ()
 		then
 			cowdevice=${cowprobe}
 			cow_fstype=$(get_fstype "${cowprobe}")
+			cow_mountopt="rw,noatime"
 		else
 			[ "${quiet}" != "y" ] && log_warning_msg "Unable to find the persistent medium"
 			cowdevice="tmpfs"
 			cow_fstype="tmpfs"
+			cow_mountopt="rw,noatime,mode=755"
 		fi
 	elif [ -n "${NFS_COW}" ] && [ -z "${NOPERSISTENT}" ]
 	then
@@ -1086,6 +1109,7 @@ setup_unionfs ()
 	else
 		cowdevice="tmpfs"
 		cow_fstype="tmpfs"
+		cow_mountopt="rw,noatime,mode=755"
 	fi
 
 	if [ "${cow_fstype}" = "nfs" ]
@@ -1095,7 +1119,7 @@ setup_unionfs ()
 		nfsmount ${nfs_cow_opts} ${cowdevice} /cow || \
 			panic "Can not mount ${cowdevice} (n: ${cow_fstype}) on /cow"
 	else
-		mount -t ${cow_fstype} -o rw,noatime ${cowdevice} /cow || \
+		mount -t ${cow_fstype} -o ${cow_mountopt} ${cowdevice} /cow || \
 			panic "Can not mount ${cowdevice} (o: ${cow_fstype}) on /cow"
 	fi
 
@@ -1173,7 +1197,7 @@ setup_unionfs ()
 
 	# shows cow fs on /cow for use by live-snapshot
 	mkdir -p "${rootmnt}/live/cow"
-	mount -o move /cow "${rootmnt}/live/cow"
+	mount -o move /cow "${rootmnt}/live/cow" || mount -o bind /cow "${rootmnt}/live/cow" || [ "${quiet}" != "y" ] && log_warning_msg "Unable to move or bind /cow to ${rootmnt}/live/cow"
 }
 
 check_dev ()
@@ -1187,12 +1211,6 @@ check_dev ()
 		devname=$(sys2dev "${sysdev}")
 	fi
 
-	if [ -n "${LIVE_MEDIA_OFFSET}" ]
-	then
-		loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVE_MEDIA_OFFSET}" '')
-		devname="${loopdevname}"
-	fi
-
 	if [ -d "${devname}" ]
 	then
 		mount -o bind "${devname}" $mountpoint || continue
@@ -1206,6 +1224,12 @@ check_dev ()
 		fi
 	fi
 
+	if [ -n "${LIVE_MEDIA_OFFSET}" ]
+	then
+		loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVE_MEDIA_OFFSET}" '')
+		devname="${loopdevname}"
+	fi
+
 	fstype=$(get_fstype "${devname}")
 
 	if is_supported_fs ${fstype}