3 # Copyright (C) 2011 GRNET S.A.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 # Provides: FilesystemResizeUnmounted
22 # RunBefore: MountImage
23 # RunAfter: FixPartitionTable
24 # Short-Description: Resize filesystem to use all the available space
28 . "@commondir@/common.sh"
30 trap task_cleanup EXIT
32 # Check if the task should be prevented from running.
35 if [ ! -b "$SNF_IMAGE_DEV" ]; then
36 log_error "Device file:\`${SNF_IMAGE_DEV}' is not a block device"
39 if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = openbsd ]; then
40 bsd_part="$(@scriptsdir@/disklabel.py --get-last-partition "$SNF_IMAGE_DEV")"
41 if [ "$bsd_part" = "b" ]; then
42 warn "Last partition is swap space. Resizing ommited"
46 part="${SNF_IMAGE_DEV}$(disklabel2linux "$bsd_part")"
48 $DUMPFS_OPENBSD "$part" > /dev/null ||
49 { warn "Filesystem is not UFS. Resizing ommited"; exit 0; }
51 $GROWFS_OPENBSD -y "$part"
55 if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = netbsd ]; then
56 warn "File system resizing currently not supported for NetBSD"
60 if [ -z "$SNF_IMAGE_RESIZE_PART" ]; then
61 warn "No partition chosen for resize"
65 if [ "x$SNF_IMAGE_PROPERTY_DO_SYNC" = "xyes" ]; then
69 table=$(get_partition_table "$SNF_IMAGE_DEV")
70 partition=$(get_partition_by_num "$table" "$SNF_IMAGE_RESIZE_PART")
71 id=$(cut -d: -f1 <<< "$partition")
72 ptype=$(cut -d: -f5 <<< "$partition")
74 device="${SNF_IMAGE_DEV}${id}"
76 if [[ "$ptype" == ext[234] ]]; then
77 state=$($TUNE2FS -l "$device" | grep ^Filesystem\ state: | cut -d: -f2);
78 state=$(echo $state) #trim the value
80 # We force a filesystem resize here if the file system is clean, even if
81 # resize2fs complains. By default resize2fs will refuse to resize a file
82 # system that has been mounted after the last fs check, but since we are
83 # sure the file system is clean it's safe enough to bypass this.
84 if [ "$state" = "clean" ]; then
85 $EATMYDATA $RESIZE2FS -f "$device"
87 log_error "The file system state of partition: \`$device' " \
88 " is not clean (state = $state)"
90 elif [[ "$ptype" == "freebsd-ufs" ]]; then
91 $GROWFS_UFS -y "$device"
93 warn "Don't know how to resize partition \`$id' with file system \`$ptype'."
98 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :