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git://sourceware.org/git/lvm2.git
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307 lines
9.6 KiB
Bash
307 lines
9.6 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2023 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux prepare_vg 1 500
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which mkfs.xfs || skip
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which xfs_growfs || skip
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mount_dir="mnt_lvresize_fs"
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mkdir -p "$mount_dir"
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mount_dir_space="other mnt dir"
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mkdir -p "$mount_dir_space"
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# Test combinations of the following:
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# lvreduce / lvextend
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# xfs
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# each --fs opt / no --fs opt / --resizefs
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# active / inactive
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# mounted / unmounted
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# fs size less than, equal to or greater than reduced lv size
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#################
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#
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# lvextend, xfs
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#
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#################
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# lvextend, xfs, active, mounted, no --fs setting is same as --fs ignore
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lvcreate -n $lv -L 300M $vg
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mkfs.xfs "$DM_DEV_DIR/$vg/$lv"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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# --fs tests require a libblkid version that shows FSLASTBLOCK
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# so exit 0 test here, if the feature is not present
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blkid -p "$DM_DEV_DIR/$vg/$lv" | grep FSLASTBLOCK || skip
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df --output=size "$mount_dir" |tee df1
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dd if=/dev/zero of="$mount_dir/zeros1" bs=1M count=10 oflag=direct
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lvextend -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "320.00m"
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# with no --fs used, the fs size should be the same
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df --output=size "$mount_dir" |tee df2
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diff df1 df2
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xfs_growfs "$DM_DEV_DIR/$vg/$lv"
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df --output=size "$mount_dir" |tee df3
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not diff df2 df3
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dd if=/dev/zero of="$mount_dir/zeros2" bs=1M count=20 oflag=direct
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# keep it mounted
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# lvextend, xfs, active, mounted, --fs ignore
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df --output=size "$mount_dir" |tee df1
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lvextend --fs ignore -L+20 $vg/$lv
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check lv_field $vg/$lv lv_size "340.00m"
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df --output=size "$mount_dir" |tee df2
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diff df1 df2
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# lvextend, xfs, active, mounted, --fs resize
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lvextend --fs resize -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "360.00m"
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df --output=size "$mount_dir" |tee df3
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not diff df2 df3
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# lvextend, xfs, active, mounted, --resizefs (same as --fs resize)
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lvextend --resizefs -L+10M $vg/$lv
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check lv_field $vg/$lv lv_size "370.00m"
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df --output=size "$mount_dir" |tee df4
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not diff df3 df4
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# lvextend, xfs, active, mounted, --fs resize --fsmode manage (same as --fs resize)
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lvextend --fs resize --fsmode manage -L+10M $vg/$lv
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check lv_field $vg/$lv lv_size "380.00m"
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df --output=size "$mount_dir" |tee df2
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not diff df1 df2
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umount "$mount_dir"
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lvchange -an $vg/$lv
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# lvextend, xfs, inactive, --fs ignore
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lvextend --fs ignore -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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lvremove -f $vg/$lv
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####################
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# start with new fs
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####################
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# lvextend, xfs, active, mounted, --fs resize --fsmode offline
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lvcreate -n $lv -L 300M $vg
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mkfs.xfs "$DM_DEV_DIR/$vg/$lv"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir_space"
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df --output=size "$mount_dir_space" |tee df1
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dd if=/dev/zero of="$mount_dir_space/zeros1" bs=1M count=20 oflag=direct
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# xfs_growfs requires the fs to be mounted, so extending the lv is
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# succeeds, then the xfs extend fails because it cannot be done unmounted
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not lvextend --fs resize --fsmode offline -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "320.00m"
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df -a | tee dfa
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grep "$mount_dir_space" dfa
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df --output=size "$mount_dir_space" |tee df2
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# fs not extended so fs size not changed
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diff df1 df2
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# lvextend, xfs, active, mounted, --fs resize --fsmode nochange
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lvextend --fs resize --fsmode nochange -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "340.00m"
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df --output=size "$mount_dir_space" |tee df2
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not diff df1 df2
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# lvextend, xfs, active, mounted, --fs resize_fsadm
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lvextend --fs resize_fsadm -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "360.00m"
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df --output=size "$mount_dir_space" |tee df3
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not diff df2 df3
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umount "$mount_dir_space"
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# lvextend, xfs, active, unmounted, --fs resize --fsmode nochange
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# xfs_growfs requires the fs to be mounted to grow, so --fsmode nochange
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# with an unmounted fs fails
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not lvextend --fs resize --fsmode nochange -L+20M $vg/$lv
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check lv_field $vg/$lv lv_size "380.00m"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir_space"
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df --output=size "$mount_dir_space" |tee df4
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# fs not extended so fs size not changed
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diff df3 df4
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umount "$mount_dir_space"
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# lvextend, xfs, active, unmounted, --fs resize
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# --yes needed because mount changes are required and plain "resize"
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# fsopt did not specify if the user wants to change mount state
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lvextend --yes --fs resize -L+10M $vg/$lv
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check lv_field $vg/$lv lv_size "390.00m"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir_space"
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df --output=size "$mount_dir_space" |tee df5
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not diff df4 df5
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umount "$mount_dir_space"
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# lvextend, xfs, active, unmounted, --fs resize_fsadm
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lvextend --fs resize_fsadm -L+10M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir_space"
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df --output=size "$mount_dir_space" |tee df6
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not diff df5 df6
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umount "$mount_dir_space"
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lvremove -f $vg/$lv
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#################################################
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#
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# lvreduce, xfs (xfs does not support shrinking)
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#
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##################################################
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# lvreduce, xfs, active, mounted, no --fs setting is same as --fs checksize
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# fs smaller than the reduced size
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lvcreate -n $lv -L 300M $vg
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mkfs.xfs "$DM_DEV_DIR/$vg/$lv"
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lvextend -L+100M $vg/$lv
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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dd if=/dev/zero of="$mount_dir/zeros1" bs=1M count=20 oflag=direct
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df --output=size "$mount_dir" |tee df1
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# fs is 300M, reduced size is 326M, so no fs reduce is needed
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lvreduce -L326M $vg/$lv
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check lv_field $vg/$lv lv_size "326.00m"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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umount "$mount_dir"
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lvchange -an $vg/$lv
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# lvreduce, xfs, inactive, no fs setting is same as --fs checksize
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# fs smaller than the reduced size
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# fs is 200M, reduced size is 216M, so no fs reduce is needed
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lvreduce --fs checksize -L316M $vg/$lv
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check lv_field $vg/$lv lv_size "316.00m"
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lvchange -ay $vg/$lv
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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# lvreduce, xfs, active, mounted, no --fs setting is same as --fs checksize
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# fs equal to the reduced size
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# fs is 300M, reduced size is 300M, so no fs reduce is needed
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lvreduce -L300M $vg/$lv
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check lv_field $vg/$lv lv_size "300.00m"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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# lvreduce, xfs, active, unmounted, no --fs setting is same as --fs checksize
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# fs smaller than the reduced size
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lvextend -L+100M $vg/$lv
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umount "$mount_dir"
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# fs is 300M, reduced size is 316M, so no fs reduce is needed
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lvreduce -L356M $vg/$lv
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check lv_field $vg/$lv lv_size "356.00m"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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# lvreduce, xfs, active, mounted, --fs resize
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# fs smaller than the reduced size
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# fs is 300M, reduced size is 316M, so no fs reduce is needed
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lvreduce -L316M $vg/$lv
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check lv_field $vg/$lv lv_size "316.00m"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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umount "$mount_dir"
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lvchange -an $vg/$lv
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# lvreduce, xfs, inactive, no --fs setting is same as --fs checksize
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# fs equal to the reduced size
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# fs is 300M, reduced size is 300M, so no fs reduce is needed
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lvreduce --fs checksize -L300M $vg/$lv
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check lv_field $vg/$lv lv_size "300.00m"
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lvchange -ay $vg/$lv
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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umount "$mount_dir"
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lvremove -f $vg/$lv
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##########################################################
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#
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# lvreduce bigger xfs size (xfs does not support shrinking)
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#
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##########################################################
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# lvreduce, xfs, active, mounted, no --fs setting is same as --fs checksize
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# fs larger than the reduced size, fs not using reduced space
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lvcreate -n $lv -L 400M $vg
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mkfs.xfs "$DM_DEV_DIR/$vg/$lv"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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dd if=/dev/zero of="$mount_dir/zeros1" bs=1M count=20 oflag=direct
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df --output=size "$mount_dir" |tee df1
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# lvreduce fails because fs needs to be reduced
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not lvreduce -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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# keep fs mounted
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# lvreduce, xfs, active, mounted, --fs resize
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# fs larger than the reduced size, fs not using reduced space
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# lvreduce fails because xfs cannot shrink
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not lvreduce --yes --fs resize -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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umount "$mount_dir"
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# lvreduce, xfs, active, unmounted, --fs resize*
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# fs larger than the reduced size, fs not using reduced space
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# lvreduce fails because xfs cannot shrink
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not lvreduce --yes --fs resize -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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not lvreduce --yes --fs resize --fsmode manage -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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not lvreduce --yes --fs resize --fsmode nochange -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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not lvreduce --yes --fs resize --fsmode offline -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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not lvreduce --yes --fs resize_fsadm -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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not lvreduce --yes --resizefs -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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mount "$DM_DEV_DIR/$vg/$lv" "$mount_dir"
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df --output=size "$mount_dir" |tee df2
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# fs size unchanged
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diff df1 df2
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umount "$mount_dir"
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lvchange -an $vg/$lv
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# lvreduce, xfs, inactive, no --fs setting is same as --fs checksize
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# fs larger than the reduced size
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# lvreduce fails because fs needs to be reduced
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not lvreduce -L-100M $vg/$lv
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check lv_field $vg/$lv lv_size "400.00m"
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vgremove -f $vg
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