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ccb58c109f
Collect some cases users are hitting when working with thin-pools which has mismatching kernel metadata content with lvm2 metadata.
80 lines
2.0 KiB
Bash
80 lines
2.0 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2020 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 various error conditions user may hit with thin volumes
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false}
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. lib/inittest
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#
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# Main
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#
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aux have_thin 1 3 0 || skip
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aux thin_pool_error_works_32 || skip
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aux prepare_vg 2
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###############################################
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# Testing failing thin-pool metadata device #
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###############################################
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lvcreate -T -L1M --errorwhenfull y $vg/pool
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lvcreate -V2 -n $lv1 $vg/pool
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lvcreate -s -n $lv2 $vg/$lv1
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# Prepare old metadata with transaction_id 2
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vgcfgbackup -f mda_tid_2 $vg
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lvcreate -s -n $lv3 $vg/$lv1
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lvcreate -s -n $lv4 $vg/$lv1
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lvcreate -s -n $lv5 $vg/$lv1
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vgcfgbackup -f mda_tid_5 $vg
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# Restore mismatching old metadata with different transaction_id
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vgcfgrestore -f mda_tid_2 --force --yes $vg
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not lvcreate -s -n $lv5 $vg/$lv1
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sed -e 's/transaction_id = 2/transaction_id = 5/g' mda_tid_2 > mda_tid_2_5
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# Restore metadata with matching transaction_id,
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# but already existing device in kernel, unknown to lvm2
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vgcfgrestore -f mda_tid_2_5 --force --yes $vg
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not lvcreate -s -n $lv5 $vg/$lv1
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# can be tried repeatedly
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not lvcreate -s -n $lv5 $vg/$lv1
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# Restore matching metadata and check all works
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# and no kernel thin device was lost
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vgcfgrestore -f mda_tid_5 --force --yes $vg
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lvcreate -s -n $lv6 $vg/$lv1
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lvchange -ay -K $vg
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check active $vg $lv1
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check active $vg $lv2
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check active $vg $lv3
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check active $vg $lv4
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check active $vg $lv5
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check active $vg $lv6
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vgremove -ff $vg
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