mirror of
git://sourceware.org/git/lvm2.git
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157 lines
3.9 KiB
Bash
157 lines
3.9 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2016 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 repairing of broken cached LV
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SKIP_WITH_LVMLOCKD=1
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. lib/inittest
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MKFS=mkfs.ext4
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FSCK=fsck
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which "$MKFS" || skip
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which "$FSCK" || skip
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#
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# Main
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#
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# older versions of cache target reported unreliably write failures
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aux have_cache 1 7 0 || skip
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aux prepare_vg 4
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#if [ 1 -eq 0 ] ; then
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#############################
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###### WRITETHROUGH #########
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#############################
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# Create cached LV
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lvcreate --type cache-pool -L10 $vg/cpool "$dev1"
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lvcreate -H -L20 --cachemode writethrough -n $lv1 $vg/cpool "$dev2"
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"$MKFS" "$DM_DEV_DIR/$vg/$lv1"
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sync
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aux disable_dev "$dev1"
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#lvchange -an $vg
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# Check it is prompting for confirmation
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not lvconvert --uncache $vg/$lv1
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# --yes to drop when Check its prompting
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lvconvert --yes --uncache $vg/$lv1
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should not dmsetup remove ${vg}-cpool_cmeta-missing_0_0
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should not dmsetup remove ${vg}-cpool_cdata-missing_0_0
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"$FSCK" -n "$DM_DEV_DIR/$vg/$lv1"
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aux enable_dev "$dev1"
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##################
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lvcreate --type cache-pool -L10 $vg/cpool "$dev1"
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lvconvert -H --cachemode writethrough --cachepool $vg/cpool -Zy $lv1
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# Check basic --repair of cachepool metadata
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lvchange -an $vg/$lv1
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lvconvert --repair $vg/$lv1
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lvs -a $vg
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check lv_exists $vg ${lv1}_meta0
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eval "$(lvs -S 'name=~_pmspare' -a --config 'report/mark_hidden_devices=0' -o name --noheading --nameprefixes $vg)"
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lvremove -f --yes "$vg/$LVM2_LV_NAME"
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# check --repair without creation of _pmspare device
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lvconvert --repair --poolmetadataspare n $vg/$lv1
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check lv_exists $vg ${lv1}_meta1
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# check no _pmspare has been created in previous --repair
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test "0" = "$(lvs -S 'name=~_pmspare' -a -o name --noheading --nameprefixes $vg | wc -l)"
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aux disable_dev "$dev2"
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# Deactivate before remove
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# FIXME: handle this while LV is alive
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lvchange -an $vg/$lv1
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# Check it is prompting for confirmation
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not lvconvert --uncache $vg/$lv1
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# --yes to drop when Check its prompting
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lvconvert --yes --uncache $vg/$lv1
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aux enable_dev "$dev2"
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# vg was changed while dev was missing
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vgextend --restoremissing $vg "$dev2"
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# FIXME: temporary workaround
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lvcreate -L1 -n $lv5 $vg
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lvremove -ff $vg
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##########################
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###### WRITEBACK #########
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##########################
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#fi
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# Create cached LV so metadata is on dev1 and data on dev2
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lvcreate -L5 -n meta $vg "$dev1"
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lvcreate -L10 -n cpool $vg "$dev2"
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lvconvert --yes --poolmetadata $vg/meta --cachepool $vg/cpool
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lvcreate -H -L20 --cachemode writeback -n $lv1 $vg/cpool "$dev3"
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lvs -a -o+seg_pe_ranges,cachemode $vg
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"$MKFS" "$DM_DEV_DIR/$vg/$lv1"
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sync
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# Seriously damage cache metadata
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aux error_dev "$dev1" 2054:2
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# flushing status
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dmsetup status $vg-$lv1
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# On fixed kernel we get instant Fail here
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get lv_field $vg/$lv1 lv_attr | tee out
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grep "Cwi-a-C-F-" out || {
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# while on older unfixed we just notice needs_check
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grep "Cwi-c-C---" out
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sleep .1
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# And now cache is finaly Failed
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check lv_attr_bit health $vg/$lv1 "F"
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}
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check lv_field $vg/$lv1 lv_health_status "failed"
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aux disable_dev "$dev1"
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# Check it is prompting for confirmation
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not lvconvert --uncache $vg/$lv1
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# Check --yes is not enought to drop writethrough caching
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not lvconvert --yes --uncache $vg/$lv1
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# --force needs --yes to drop when Check its prompting
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not lvconvert --force --uncache $vg/$lv1
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lvconvert --force --yes --uncache $vg/$lv1
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not "$FSCK" -n "$DM_DEV_DIR/$vg/$lv1"
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aux enable_dev "$dev1"
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vgremove -ff $vg
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# FIXME - device should not be here
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should not dmsetup remove ${vg}-cpool_cmeta-missing_0_0
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should not dmsetup remove ${vg}-cpool_cdata-missing_0_0
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