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git://sourceware.org/git/lvm2.git
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61 lines
1.5 KiB
Bash
61 lines
1.5 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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# Check what happens when reading of lvm.conf fails
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. lib/inittest
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MKFS=mkfs.ext3
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which $MKFS || skip
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which filefrag || skip
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aux prepare_vg 1
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mkdir mnt
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lvcreate -L5M -n $lv1 $vg
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$MKFS "$DM_DEV_DIR/$vg/$lv1"
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mount "$DM_DEV_DIR/$vg/$lv1" mnt
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cp etc/lvm.conf mnt
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# Figure where the file is placed in filesystem
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filefrag -e mnt/lvm.conf | tee frags || rm -f frags
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umount mnt
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test -s frags || skip
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# 1st. sector for filesystem
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first_extent_sector=$(get first_extent_sector "$dev1")
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# find 1st. 1k block of file and trim '..' from printed number
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file_block=$(awk '/0:/ { gsub(/\.\.$/, "", $4); print $4}' frags)
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# figure sector position on DM device
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file_sector=$(( file_block * 2 + first_extent_sector ))
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aux error_dev "$dev1" $file_sector:2
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mount "$DM_DEV_DIR/$vg/$lv1" mnt
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# force lvm to read lvm.conf from mnt path
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LVM_SYSTEM_DIR=mnt lvs 2>&1 | tee out || true
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# shell give nice error message
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grep "Failed to load config file mnt/lvm.conf" out
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aux enable_dev "$dev1"
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umount mnt
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vgremove -ff $vg
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