mirror of
git://sourceware.org/git/lvm2.git
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320 lines
7.4 KiB
Bash
320 lines
7.4 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2018-2021 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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SKIP_WITH_LVMLOCKD=1
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. lib/inittest
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RUNDIR="/run"
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test -d "$RUNDIR" || RUNDIR="/var/run"
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PVS_ONLINE_DIR="$RUNDIR/lvm/pvs_online"
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VGS_ONLINE_DIR="$RUNDIR/lvm/vgs_online"
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HINTS="$RUNDIR/lvm/hints"
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DFDIR="$LVM_SYSTEM_DIR/devices"
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DF="$DFDIR/system.devices"
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_clear_online_files() {
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# wait till udev is finished
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aux udev_wait
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rm -f "$PVS_ONLINE_DIR"/* "$VGS_ONLINE_DIR"/*
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}
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# This stops lvm from taking advantage of hints which
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# will have already excluded md components.
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# This stops lvm from asking udev if a dev is an md component.
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# LVM will ask udev if a dev is an md component, but we don't
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# want to rely on that ability in this test.
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aux lvmconf "devices/md_component_detection = 1" \
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"devices/hints = \"none\"" \
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"devices/obtain_device_list_from_udev = 0" \
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"devices/search_for_devnames = \"none\""
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aux extend_filter_md "a|/dev/md|"
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aux prepare_devs 3
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for level in 1 0 ; do
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# create 2 disk MD raid1 array
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# by default using metadata format 1.0 with data at the end of device
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#
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# When a raid0 md array is stopped, the components will not look like
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# duplicate PVs as they do with raid1.
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# mdadm does not seem to like --chunk=64 with raid1
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case "$level" in
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0) CHUNK="--chunk=64" ;;
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*) CHUNK="" ;;
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esac
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aux mdadm_create --metadata=1.0 --level=$level $CHUNK --raid-devices=2 "$dev1" "$dev2"
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mddev=$(< MD_DEV)
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vgcreate $vg "$mddev"
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lvmdevices || true
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pvs -o+deviceidtype,deviceid
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PVIDMD=$(get pv_field "$mddev" uuid | tr -d - )
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lvcreate -n $lv1 -l 2 $vg
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lvcreate -n $lv2 -l 2 -an $vg
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lvchange -ay $vg/$lv2
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check lv_field $vg/$lv1 lv_active "active"
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# lvm does not show md components as PVs
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pvs "$mddev"
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not pvs "$dev1"
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not pvs "$dev2"
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pvs | tee out
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not grep "$dev1" out
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not grep "$dev2" out
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vgchange -an $vg
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# When the md device is started, lvm will see that and know to
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# scan for md components, so stop the md device to remove this
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# advantage so we will test the fallback detection.
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mdadm --stop "$mddev"
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aux udev_wait
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# The md components should still be detected and excluded.
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not pvs "$dev1"
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not pvs "$dev2"
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pvs | tee out
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not grep "$dev1" out
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not grep "$dev2" out
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pvs 2>&1|tee out
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not grep "Not using device" out
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# should not activate from the md legs
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not vgchange -ay $vg
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# should not show an active lv
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not dmsetup info $vg-$lv1
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# should not allow updating vg
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not lvcreate -l1 $vg
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# should not activate from the md legs
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_clear_online_files
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pvscan --cache -aay "$dev1"
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pvscan --cache -aay "$dev2"
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test ! -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test ! -f "$RUNDIR/lvm/vgs_online/$vg"
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# should not show an active lv
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not dmsetup info $vg-$lv1
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aux mdadm_assemble "$mddev" "$dev1" "$dev2"
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not pvs "$dev1"
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not pvs "$dev2"
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pvs | tee out
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not grep "$dev1" out
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not grep "$dev2" out
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lvs $vg
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vgchange -an $vg
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# should not activate from the md legs
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_clear_online_files
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pvscan --cache -aay "$dev1"
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pvscan --cache -aay "$dev2"
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test ! -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test ! -f "$RUNDIR/lvm/vgs_online/$vg"
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# should not show an active lv
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not dmsetup info $vg-$lv1
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vgchange -ay $vg
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check lv_field $vg/$lv1 lv_active "active"
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vgchange -an $vg
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_clear_online_files
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pvscan --cache -aay "$mddev"
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test -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test -f "$RUNDIR/lvm/vgs_online/$vg"
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check active $vg $lv1
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vgchange -an $vg
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vgremove -f $vg
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aux cleanup_md_dev
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aux wipefs_a "$dev1"
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aux wipefs_a "$dev2"
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aux udev_wait
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done
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# Repeat tests using the default config settings
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aux lvmconf "devices/hints = \"all\"" \
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"devices/obtain_device_list_from_udev = 1" \
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"devices/search_for_devnames = \"none\""
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rm $DF || true
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# create 2 disk MD raid0 array
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# by default using metadata format 1.0 with data at the end of device
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# When a raid0 md array is stopped, the components will not look like
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# duplicate PVs as they do with raid1.
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aux mdadm_create --metadata=1.0 --level=0 --chunk=64 --raid-devices=2 "$dev1" "$dev2"
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mddev=$(< MD_DEV)
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# Create an unused PV so that there is at least one PV in the hints
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# when the MD dev is stopped. If there are no PVs, the hints are
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# empty, and the code falls back to scanning all, and we do not end
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# up testing the code with hints actively used.
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pvcreate "$dev3"
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vgcreate $vg "$mddev"
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PVIDMD=$(get pv_field "$mddev" uuid | tr -d - )
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lvcreate -n $lv1 -l 2 $vg
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lvcreate -n $lv2 -l 2 -an $vg
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lvchange -ay $vg/$lv2
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check lv_field $vg/$lv1 lv_active "active"
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# lvm does not show md components as PVs
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pvs "$mddev"
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not pvs "$dev1"
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not pvs "$dev2"
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pvs > out
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not grep "$dev1" out
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not grep "$dev2" out
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grep "$mddev" "$HINTS"
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grep "$dev3" "$HINTS"
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not grep "$dev1" "$HINTS"
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not grep "$dev2" "$HINTS"
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vgchange -an $vg
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# When the md device is started, lvm will see that and know to
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# scan for md components, so stop the md device to remove this
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# advantage so we will test the fallback detection.
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mdadm --stop "$mddev"
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aux udev_wait
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# A WARNING indicating duplicate PVs is printed by 'pvs' in this
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# case. It's printed during the scan, but after the scan, the
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# md component detection is run on the devs and they are dropped
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# when we see they are md components. So, we ignore the warning
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# containing the word duplicate, and look for the "Not using device"
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# message, which shouldn't appear, as it would indicate that
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# we didn't drop the md components.
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# FIXME: we should avoid printing the premature warning indicating
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# duplicate PVs which are eventually recognized as md components
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# and dropped.
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pvs 2>&1|tee out1
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grep -v -e WARNING -e "Devices file PVID" out1 > out2
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not grep "Not using device" out2
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not grep "$mddev" out2
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not grep "$dev1" out2
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not grep "$dev2" out2
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grep "$dev3" out2
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cat "$HINTS"
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pvs 2>&1|tee out1
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grep -v -e WARNING -e "Devices file PVID" out1 > out2
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not grep "Not using device" out2
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not grep "$mddev" out2
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not grep "$dev1" out2
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not grep "$dev2" out2
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grep "$dev3" out2
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cat "$HINTS"
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# The md components should still be detected and excluded.
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not pvs "$dev1"
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not pvs "$dev2"
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pvs | tee out
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not grep "$dev1" out
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not grep "$dev2" out
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grep "$dev3" out
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# should not activate from the md legs
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not vgchange -ay $vg
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# should not show an active lv
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not dmsetup info $vg-$lv1
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# should not allow updating vg
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not lvcreate -l1 $vg
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# should not activate from the md legs
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_clear_online_files
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pvscan --cache -aay "$dev1"
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pvscan --cache -aay "$dev2"
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test ! -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test ! -f "$RUNDIR/lvm/vgs_online/$vg"
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# should not show an active lv
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not dmsetup info $vg-$lv1
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# start the md dev
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aux mdadm_assemble "$mddev" "$dev1" "$dev2"
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not pvs "$dev1"
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not pvs "$dev2"
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pvs | tee out
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not grep "$dev1" out
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not grep "$dev2" out
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lvs $vg
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vgchange -an $vg
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# should not activate from the md legs
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_clear_online_files
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pvscan --cache -aay "$dev1"
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pvscan --cache -aay "$dev2"
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test ! -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test ! -f "$RUNDIR/lvm/vgs_online/$vg"
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# should not show an active lv
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not dmsetup info $vg-$lv1
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vgchange -ay $vg
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check lv_field $vg/$lv1 lv_active "active"
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vgchange -an $vg
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_clear_online_files
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pvscan --cache -aay "$mddev"
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test -f "$RUNDIR/lvm/pvs_online/$PVIDMD"
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test -f "$RUNDIR/lvm/vgs_online/$vg"
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check active $vg $lv1
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vgchange -an $vg
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vgremove -f $vg
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aux cleanup_md_dev
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