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Diffstat (limited to 'test/shell/vg-raid-takeover-1.sh')
| -rw-r--r-- | test/shell/vg-raid-takeover-1.sh | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/test/shell/vg-raid-takeover-1.sh b/test/shell/vg-raid-takeover-1.sh new file mode 100644 index 000000000..f186606a6 --- /dev/null +++ b/test/shell/vg-raid-takeover-1.sh @@ -0,0 +1,197 @@ +#!/usr/bin/env bash + +# Copyright (C) 2015 Red Hat, Inc. All rights reserved. +# +# This copyrighted material is made available to anyone wishing to use, +# modify, copy, or redistribute it subject to the terms and conditions +# of the GNU General Public License v.2. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software Foundation, +# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +test_description='Test VG takeover with raid LVs' + +# test does not apply to lvmlockd +SKIP_WITH_LVMLOCKD=1 +SKIP_WITH_LVMPOLLD=1 + +print_lvmlocal() { + { echo "local {"; printf "%s\n" "$@"; echo "}"; } >"$LVMLOCAL" +} + +. lib/inittest + +aux prepare_devs 3 1024 + +SIDFILE="etc/lvm_test.conf" +LVMLOCAL="etc/lvmlocal.conf" + +DFDIR="$LVM_SYSTEM_DIR/devices" +DF="$DFDIR/system.devices" + +# Avoid system id validation in the devices file +# which gets in the way of the test switching the +# local system id. +clear_df_systemid() { + if [[ -f $DF ]]; then + sed -e "s|SYSTEMID=.||" "$DF" > tmpdf + cp tmpdf $DF + fi +} + +SID1=sidfoofile1 +SID2=sidfoofile2 +echo "$SID1" > "$SIDFILE" +clear_df_systemid +aux lvmconf "global/system_id_source = file" \ + "global/system_id_file = \"$SIDFILE\"" +vgcreate $vg "$dev1" "$dev2" "$dev3" +vgs -o+systemid,partial $vg +check vg_field $vg systemid "$SID1" + +lvcreate --type raid1 -L 400 -m1 -n $lv1 $vg "$dev1" "$dev2" +lvcreate --type raid1 -L 400 -m2 -n $lv2 $vg "$dev1" "$dev2" "$dev3" + +# give some time for raid init +sleep 2 +lvs -a -o+devices $vg + +mkfs.xfs -f "$DM_DEV_DIR/$vg/$lv1" +mkfs.xfs -f "$DM_DEV_DIR/$vg/$lv2" + +dd if=/dev/urandom of=pattern1 bs=512K count=1 + +mount_dir="mnt_takeover" +mkdir -p "$mount_dir" + +mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir +dd if=/dev/zero of=$mount_dir/file1 bs=4096 count=1024 +cp pattern1 $mount_dir/pattern1a +cp pattern1 $mount_dir/pattern1b +umount $mount_dir + +mount "$DM_DEV_DIR/$vg/$lv2" $mount_dir +dd if=/dev/zero of=$mount_dir/file1 bs=4096 count=1024 +cp pattern1 $mount_dir/pattern1a +cp pattern1 $mount_dir/pattern1b +umount $mount_dir + +vgchange -an $vg + +# make the vg foreign +vgchange --yes --systemid $SID2 $vg +not vgs $vg + +# make one dev missing +aux hide_dev "$dev1" + +# take over the vg, like cluster failover would do +vgchange --majoritypvs --config "local/extra_system_ids=[\"${SID2}\"]" --systemid $SID1 $vg +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +lvchange -ay --activationmode degraded $vg/$lv1 +lvchange -ay --activationmode degraded $vg/$lv2 + +mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir +dd of=/dev/null if=$mount_dir/file1 bs=4096 count=1024 +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1b +rm $mount_dir/pattern1b +rm $mount_dir/file1 +cp pattern1 $mount_dir/pattern1c +umount $mount_dir + +mount "$DM_DEV_DIR/$vg/$lv2" $mount_dir +dd of=/dev/null if=$mount_dir/file1 bs=4096 count=1024 +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1b +rm $mount_dir/pattern1b +rm $mount_dir/file1 +cp pattern1 $mount_dir/pattern1c +umount $mount_dir + +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +# fails because the missing dev is used by lvs +not vgreduce --removemissing $vg +# works because lvs can be used with missing leg +vgreduce --removemissing --mirrorsonly --force $vg + +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +# decline to repair (answer no) +lvconvert --repair $vg/$lv1 +# fails to find another disk to use to repair +not lvconvert -y --repair $vg/$lv2 + +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +mount "$DM_DEV_DIR/$vg/$lv2" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +aux unhide_dev "$dev1" + +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +vgck --updatemetadata $vg + +pvs -o+missing +vgs -o+systemid,partial $vg +lvs -a -o+devices $vg + +# remove the failed unused leg, leaving 2 legs +lvconvert -y -m-1 $vg/$lv2 +# remove the failed unused leg, leaving 1 leg +lvconvert -y -m-1 $vg/$lv1 + +pvs -o+missing +vgs -o+systemid,partial,partial $vg +lvs -a -o+devices $vg + +mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +mount "$DM_DEV_DIR/$vg/$lv2" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +vgextend $vg "$dev1" +lvconvert -y -m+1 $vg/$lv1 "$dev1" +lvconvert -y -m+1 $vg/$lv2 "$dev1" + +# let raid sync new leg +sleep 3 + +mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +mount "$DM_DEV_DIR/$vg/$lv2" $mount_dir +diff pattern1 $mount_dir/pattern1a +diff pattern1 $mount_dir/pattern1c +umount $mount_dir + +vgchange -an $vg +vgremove -f $vg |