[lvm-devel] [PATCH 3/3] - add simple test for fsadm btrfs suport
Ondrej Kozina
okozina at redhat.com
Fri Nov 23 14:48:38 UTC 2012
---
test/shell/fsadm-btrfs.sh | 156 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 156 insertions(+)
create mode 100644 test/shell/fsadm-btrfs.sh
diff --git a/test/shell/fsadm-btrfs.sh b/test/shell/fsadm-btrfs.sh
new file mode 100644
index 0000000..f3333ee
--- /dev/null
+++ b/test/shell/fsadm-btrfs.sh
@@ -0,0 +1,156 @@
+#!/bin/sh
+# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions
+# of the GNU General Public License v.2.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+test_description='Exercise fsadm btrfs resize'
+
+. lib/test
+
+aux prepare_vg 1 1024
+
+which mkfs.btrfs || check_btrfs=${check_btrfs:-mkfs.btrfs}
+which btrfsck || check_btrfs=${check_btrfs:-btrfsck}
+which btrfs || check_btrfs=${check_btrfs:-btrfs}
+
+vg_lv=$vg/$lv1
+vg_lv2=$vg/${lv1}bar
+vg_lv3=$vg/${lv1}bar2
+dev_vg_lv="$DM_DEV_DIR/$vg_lv"
+dev_vg_lv2="$DM_DEV_DIR/$vg_lv2"
+dev_vg_lv3="$DM_DEV_DIR/$vg_lv3"
+mount_dir="mnt"
+mount_space_dir="mnt space dir"
+# for recursive call
+export LVM_BINARY=$(which lvm)
+
+test ! -d "$mount_dir" && mkdir "$mount_dir"
+test ! -d "$mount_space_dir" && mkdir "$mount_space_dir"
+
+cleanup_mounted_and_teardown()
+{
+ umount "$mount_dir" || true
+ umount "$mount_space_dir" || true
+ aux teardown
+}
+
+check_missing_btrfs()
+{
+ eval local t=$check_btrfs
+ test -z "$t" && return 0
+ test "$t" = skip && return 1
+ # trick for warning test
+ echo "WARNING: fsadm test skipped btrfs tests, $t tool is missing"
+ return 1
+}
+
+fscheck_btrfs() {
+ btrfsck "$1"
+}
+
+lvcreate -n $lv1 -L300M $vg
+lvcreate -n ${lv1}bar -L300M $vg
+lvcreate -n ${lv1}bar2 -L300M $vg
+trap 'cleanup_mounted_and_teardown' EXIT
+
+single_device_test() {
+ mkfs.btrfs -m single "$dev_vg_lv"
+ mkfs.btrfs -m single "$dev_vg_lv2"
+ # 256 MB is minimal fs size btrfs is resizable to
+ # you can grow fs from 30MB->256MB
+ # but you can't grow from 30MB->180MB
+ fsadm --lvresize resize $vg_lv 256M
+ fsadm --lvresize resize $vg_lv2 256M
+
+ not fsadm -y --lvresize resize $vg_lv 200M
+ lvresize -L+10M -r $vg_lv
+ lvreduce -L256M -r $vg_lv
+ fscheck_btrfs $dev_vg_lv
+
+ mount "$dev_vg_lv" "$mount_dir"
+ mount "$dev_vg_lv2" "$mount_space_dir"
+
+ not fsadm -y --lvresize resize $vg_lv 200M
+ lvresize -L+10M -r $vg_lv
+ lvreduce -L256M -r $vg_lv
+ umount "$mount_dir"
+ fscheck_btrfs $dev_vg_lv
+
+ not fsadm -y --lvresize resize $vg_lv2 200M
+ lvresize -L+10M -r $vg_lv2
+ lvreduce -L256M -r $vg_lv2
+ umount "$mount_space_dir"
+ fscheck_btrfs $dev_vg_lv2
+}
+
+multiple_devices_test() {
+ mkfs.btrfs -m single -d single "$dev_vg_lv" "$dev_vg_lv2" "$dev_vg_lv3"
+
+ fsadm -y --lvresize resize $vg_lv 256M
+ fsadm -y --lvresize resize $vg_lv2 256M
+ fsadm -y --lvresize resize $vg_lv3 256M
+
+ # check if fsadm is able to get/resize btrfs on
+ # the right device
+ lvresize -L+150M $vg_lv
+ fsadm -y resize $vg_lv 300M
+ not fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv3 300M
+ lvreduce -y -L256M -r $vg_lv
+
+ lvresize -L+150M $vg_lv2
+ fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv3 300M
+ not fsadm -y resize $vg_lv 300M
+ lvreduce -y -L256M -r $vg_lv2
+
+ lvresize -L+150M $vg_lv3
+ fsadm -y resize $vg_lv3 300M
+ not fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv 300M
+ lvreduce -y -L256M -r $vg_lv3
+ fscheck_btrfs $dev_vg_lv
+
+ # repeat with mounted fs
+ mount "$dev_vg_lv" "$mount_dir"
+ mount "$dev_vg_lv2" "$mount_space_dir"
+
+ lvresize -L300M $vg_lv
+ fsadm -y resize $vg_lv 300M
+ not fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv3 300M
+ lvreduce -y -L256M -r $vg_lv
+
+ lvresize -L300M $vg_lv2
+ fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv3 300M
+ not fsadm -y resize $vg_lv 300M
+ lvreduce -y -L256M -r $vg_lv2
+
+ lvresize -L300M $vg_lv3
+ fsadm -y resize $vg_lv3 300M
+ not fsadm -y resize $vg_lv2 300M
+ not fsadm -y resize $vg_lv 300M
+ lvreduce -y -L256M -r $vg_lv3
+
+ umount "$mount_dir"
+ umount "$mount_space_dir"
+ fscheck_btrfs $dev_vg_lv
+
+ lvresize -nf -L300M $vg_lv
+ lvresize -nf -L300M $vg_lv2
+}
+
+if check_missing_btrfs; then
+
+ single_device_test
+ multiple_devices_test
+fi
+
+vgremove -ff $vg
--
1.8.0
More information about the lvm-devel
mailing list