mirror of
git://sourceware.org/git/lvm2.git
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338a60bb41
the new use of uuid suffixes on internal dm devs has impacted splitting when an LV is active, so temporarily disable that until fixed.
294 lines
6.0 KiB
Bash
294 lines
6.0 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2018 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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# Test single lv cache options
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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mkfs_mount_umount()
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{
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lvt=$1
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lvchange -ay $vg/$lvt
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mkfs.xfs -f -s size=4096 "$DM_DEV_DIR/$vg/$lvt"
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mount "$DM_DEV_DIR/$vg/$lvt" "$mount_dir"
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cp pattern1 "$mount_dir/pattern1"
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dd if=/dev/zero of="$mount_dir/zeros2M" bs=1M count=32 conv=fdatasync
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umount "$mount_dir"
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lvchange -an $vg/$lvt
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}
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mount_umount()
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{
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lvt=$1
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lvchange -ay $vg/$lvt
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mount "$DM_DEV_DIR/$vg/$lvt" "$mount_dir"
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diff pattern1 "$mount_dir/pattern1"
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dd if="$mount_dir/zeros2M" of=/dev/null bs=1M count=32
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umount "$mount_dir"
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lvchange -an $vg/$lvt
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}
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aux have_cache 1 10 0 || skip
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which mkfs.xfs || skip
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mount_dir="mnt"
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mkdir -p "$mount_dir"
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# generate random data
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dd if=/dev/urandom of=pattern1 bs=512K count=1
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aux prepare_devs 4
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vgcreate $SHARED $vg "$dev1" "$dev2" "$dev3" "$dev4"
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lvcreate -n $lv1 -l 16 -an $vg "$dev1" "$dev4"
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lvcreate -n $lv2 -l 4 -an $vg "$dev2"
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#
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# split when no devs are missing
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# while inactive
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# both cachemodes work the same
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#
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lvconvert -y --type cache --cachevol $lv2 --cachemode writethrough $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writethrough"
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mkfs_mount_umount $lv1
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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lvconvert -y --type cache --cachevol $lv2 --cachemode writeback $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writeback"
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mkfs_mount_umount $lv1
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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mount_umount $lv1
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#
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# split when no devs are missing
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# while active
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# both cachemodes work the same
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#
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lvconvert -y --type cache --cachevol $lv2 --cachemode writethrough $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writethrough"
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mkfs_mount_umount $lv1
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# lvchange -ay $vg/$lv1
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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mount_umount $lv1
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lvconvert -y --type cache --cachevol $lv2 --cachemode writeback $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writeback"
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lvchange -an $vg/$lv1
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lvchange -an $vg/$lv2
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mkfs_mount_umount $lv1
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# lvchange -ay $vg/$lv1
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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#
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# split while cachevol is missing
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# writethrough
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#
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lvconvert -y --type cache --cachevol $lv2 --cachemode writethrough $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writethrough"
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lvchange -an $vg/$lv1
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lvchange -an $vg/$lv2
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mkfs_mount_umount $lv1
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# lvchange -ay $vg/$lv1
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aux disable_dev "$dev2"
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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aux enable_dev "$dev2"
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay --activationmode partial $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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vgck --updatemetadata $vg
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lvs $vg
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vgchange -an $vg
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vgextend --restoremissing $vg "$dev2"
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mount_umount $lv1
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#
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# split while cachevol is missing
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# writeback
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#
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lvremove $vg/$lv2
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lvcreate -n $lv2 -l 4 -an $vg "$dev2"
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lvconvert -y --type cache --cachevol $lv2 --cachemode writeback $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writeback"
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mkfs_mount_umount $lv1
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aux disable_dev "$dev2"
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not lvconvert --splitcache $vg/$lv1
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lvconvert --splitcache --force --yes $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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aux enable_dev "$dev2"
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay --activationmode partial $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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vgck --updatemetadata $vg
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lvs $vg
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vgchange -an $vg
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vgextend --restoremissing $vg "$dev2"
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#
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# split while cachevol has 1 of 2 PVs
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# writethrough
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#
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lvremove $vg/$lv2
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lvcreate -n $lv2 -l 14 -an $vg "$dev2" "$dev3"
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lvconvert -y --type cache --cachevol $lv2 --cachemode writethrough $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writethrough"
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mkfs_mount_umount $lv1
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aux disable_dev "$dev3"
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lvconvert --splitcache $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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aux enable_dev "$dev3"
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay --activationmode partial $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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vgck --updatemetadata $vg
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lvs $vg
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vgchange -an $vg
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vgextend --restoremissing $vg "$dev3"
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mount_umount $lv1
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#
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# split while cachevol has 1 of 2 PVs
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# writeback
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#
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lvremove $vg/$lv2
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lvcreate -n $lv2 -l 14 -an $vg "$dev2" "$dev3"
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lvconvert -y --type cache --cachevol $lv2 --cachemode writeback $vg/$lv1
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check lv_field $vg/$lv1 segtype "cache"
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check lv_field $vg/$lv1 cachemode "writeback"
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mkfs_mount_umount $lv1
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aux disable_dev "$dev3"
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not lvconvert --splitcache $vg/$lv1
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lvconvert --splitcache --force --yes $vg/$lv1
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lvs -o segtype $vg/$lv1 | grep linear
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aux enable_dev "$dev3"
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lvs -o segtype $vg/$lv2 | grep linear
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lvchange -ay --activationmode partial $vg/$lv2
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cache_check "$DM_DEV_DIR/$vg/$lv2"
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lvchange -an $vg/$lv2
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vgck --updatemetadata $vg
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lvs $vg
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vgchange -an $vg
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vgextend --restoremissing $vg "$dev3"
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vgremove -ff $vg
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