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460 lines
12 KiB
Bash
460 lines
12 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2008-2017 Red Hat, Inc. All rights reserved.
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# Copyright (C) 2007 NEC Corporation
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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_description="ensure that 'vgreduce --removemissing' works on mirrored LV"
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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list_pvs=()
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lv_is_on_ ()
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{
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local lv=$vg/$1
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shift
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local list_pvs=( "$@" )
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echo "Check if $lv is exactly on PVs" "${list_pvs[@]}"
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rm -f out1 out2
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printf "%s\n" "${list_pvs[@]}" | sort | uniq > out1
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lvs -a -o+devices $lv
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get lv_devices "$lv" | sort | uniq > out2
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diff --ignore-blank-lines out1 out2
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}
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mimages_are_on_ ()
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{
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local lv=$1
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shift
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local list_pvs=( "$@" )
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local mimages=()
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local i
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echo "Check if mirror images of $lv are on PVs" "${list_pvs[@]}"
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printf "%s\n" "${list_pvs[@]}" | sort | uniq | tee out1
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get lv_field_lv_ "$vg" lv_name -a | grep "${lv}_mimage_" | tee lvs_log
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test -s lvs_log || return 1
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while IFS= read -r i ; do
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mimages+=( "$i" )
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done < lvs_log
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for i in "${mimages[@]}"; do
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get lv_devices "$vg/$i"
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done | sort | uniq | tee out2
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diff --ignore-blank-lines out1 out2
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}
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mirrorlog_is_on_()
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{
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local lv=${1}_mlog
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shift
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lv_is_on_ $lv "$@"
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}
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lv_is_linear_()
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{
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echo "Check if $1 is linear LV (i.e. not a mirror)"
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get lv_field $vg/$1 "stripes,attr" | tee out
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grep "^1 -" out >/dev/null
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}
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rest_pvs_()
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{
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local index=$1
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local num=$2
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local rem=()
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local n
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local dev
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for n in $(seq 1 $(( index - 1 )) ) $(seq $(( index + 1 )) $num); do
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eval "dev=\$dev$n"
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rem+=( "$dev" )
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done
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printf "%s\n" "${rem[@]}"
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}
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# ---------------------------------------------------------------------
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# Initialize PVs and VGs
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aux prepare_pvs 5 80
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get_devs
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vgcreate $SHARED -s 64k "$vg" "${DEVICES[@]}"
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BLOCKS=0-7
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BLOCKS1=8-15
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# ---------------------------------------------------------------------
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# Common environment setup/cleanup for each sub testcases
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prepare_lvs_()
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{
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lvremove -ff $vg
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(dm_table | not grep $vg) || \
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die "ERROR: lvremove did leave some some mappings in DM behind!"
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}
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check_and_cleanup_lvs_()
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{
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lvs -a -o+lv_uuid,devices $vg
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prepare_lvs_
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}
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recover_vg_()
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{
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aux enable_dev "$@"
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# clear outdated metadata on PVs so they can be used again
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vgck --updatemetadata $vg
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pvscan --cache
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pvcreate -ff "$@"
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# wipefs -a "$@"
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vgextend $vg "$@"
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check_and_cleanup_lvs_
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}
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#COMM "check environment setup/cleanup"
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prepare_lvs_
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check_and_cleanup_lvs_
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# ---------------------------------------------------------------------
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# one of mirror images has failed
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#COMM "basic: fail the 2nd mirror image of 2-way mirrored LV"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev3":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mirrorlog_is_on_ $lv1 "$dev3"
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aux disable_dev "$dev2"
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vgreduce --removemissing --force $vg
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lv_is_linear_ $lv1
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lv_is_on_ $lv1 "$dev1"
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# "cleanup"
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recover_vg_ "$dev2"
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# ---------------------------------------------------------------------
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# LV has 3 images in flat,
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# 1 out of 3 images fails
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#COMM test_3way_mirror_fail_1_ <PV# to fail>
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test_3way_mirror_fail_1_()
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{
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local index=$1
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lvcreate -an -Zn -l2 --type mirror -m2 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev4":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3"
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mirrorlog_is_on_ $lv1 "$dev4"
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eval aux disable_dev "\$dev$index"
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vgreduce --removemissing --force $vg
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 3 )
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mimages_are_on_ "$lv1" "${list_pvs[@]}"
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mirrorlog_is_on_ $lv1 "$dev4"
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}
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for n in $(seq 1 3); do
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#COMM fail mirror image $(($n - 1)) of 3-way mirrored LV"
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prepare_lvs_
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test_3way_mirror_fail_1_ $n
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eval recover_vg_ "\$dev$n"
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done
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# ---------------------------------------------------------------------
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# LV has 3 images in flat,
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# 2 out of 3 images fail
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#COMM test_3way_mirror_fail_2_ <PV# NOT to fail>
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test_3way_mirror_fail_2_()
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{
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local index=$1
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lvcreate -an -Zn -l2 --type mirror -m2 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev4":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3"
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mirrorlog_is_on_ $lv1 "$dev4"
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 3 )
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aux disable_dev "${list_pvs[@]}"
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vgreduce --force --removemissing $vg
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lv_is_linear_ $lv1
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eval lv_is_on_ $lv1 "\$dev$n"
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}
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for n in $(seq 1 3); do
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#COMM fail mirror images other than mirror image $(($n - 1)) of 3-way mirrored LV
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prepare_lvs_
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test_3way_mirror_fail_2_ $n
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$n" 3 )
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recover_vg_ "${list_pvs[@]}"
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done
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# ---------------------------------------------------------------------
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# LV has 4 images, 1 of them is in the temporary mirror for syncing.
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# 1 out of 4 images fails
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#COMM test_3way_mirror_plus_1_fail_1_ <PV# to fail>
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test_3way_mirror_plus_1_fail_1_()
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{
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local index=$1
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lvcreate -an -Zn -l2 --type mirror -m2 -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev5":$BLOCKS
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lvconvert -m+1 $vg/$lv1 "$dev4"
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check mirror_images_on $vg $lv1 "$dev1" "$dev2" "$dev3" "$dev4"
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check mirror_log_on $vg $lv1 "$dev5"
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eval aux disable_dev \$dev$index
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vgreduce --removemissing --force $vg
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 4 )
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check mirror_images_on $vg $lv1 "${list_pvs[@]}"
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check mirror_log_on $vg $lv1 "$dev5"
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}
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for n in $(seq 1 4); do
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#COMM "fail mirror image $(($n - 1)) of 4-way (1 converting) mirrored LV"
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prepare_lvs_
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test_3way_mirror_plus_1_fail_1_ $n
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eval recover_vg_ \$dev$n
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done
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# ---------------------------------------------------------------------
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# LV has 4 images, 1 of them is in the temporary mirror for syncing.
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# 3 out of 4 images fail
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#COMM test_3way_mirror_plus_1_fail_3_ <PV# NOT to fail>
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test_3way_mirror_plus_1_fail_3_()
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{
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local index=$1
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local dev
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lvcreate -an -Zn -l2 --type mirror -m2 -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev5":$BLOCKS
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lvconvert -m+1 $vg/$lv1 "$dev4"
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check mirror_images_on $vg $lv1 "$dev1" "$dev2" "$dev3" "$dev4"
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check mirror_log_on $vg $lv1 "$dev5"
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 4 )
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aux disable_dev "${list_pvs[@]}"
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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eval dev=\$dev$n
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check linear $vg $lv1
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check lv_on $vg $lv1 "$dev"
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}
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for n in $(seq 1 4); do
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#COMM "fail mirror images other than mirror image $(($n - 1)) of 4-way (1 converting) mirrored LV"
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prepare_lvs_
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test_3way_mirror_plus_1_fail_3_ $n
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$n" 4 )
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recover_vg_ "${list_pvs[@]}"
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done
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# ---------------------------------------------------------------------
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# LV has 4 images, 2 of them are in the temporary mirror for syncing.
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# 1 out of 4 images fail
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# test_2way_mirror_plus_2_fail_1_ <PV# to fail>
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test_2way_mirror_plus_2_fail_1_()
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{
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local index=$1
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lvcreate -an -Zn -l2 --type mirror -m1 -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvconvert -m+2 $vg/$lv1 "$dev3" "$dev4"
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3" "$dev4"
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mirrorlog_is_on_ $lv1 "$dev5"
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eval aux disable_dev \$dev$n
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vgreduce --removemissing --force $vg
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 4 )
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mimages_are_on_ "$lv1" "${list_pvs[@]}"
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mirrorlog_is_on_ $lv1 "$dev5"
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}
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for n in $(seq 1 4); do
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#COMM "fail mirror image $(($n - 1)) of 4-way (2 converting) mirrored LV"
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prepare_lvs_
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test_2way_mirror_plus_2_fail_1_ $n
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eval recover_vg_ "\$dev$n"
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done
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# ---------------------------------------------------------------------
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# LV has 4 images, 2 of them are in the temporary mirror for syncing.
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# 3 out of 4 images fail
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# test_2way_mirror_plus_2_fail_3_ <PV# NOT to fail>
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test_2way_mirror_plus_2_fail_3_()
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{
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local index=$1
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local dev
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lvcreate -an -Zn -l2 --type mirror -m1 -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvconvert -m+2 $vg/$lv1 "$dev3" "$dev4"
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3" "$dev4"
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mirrorlog_is_on_ $lv1 "$dev5"
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$index" 4 )
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aux disable_dev "${list_pvs[@]}"
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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eval dev=\$dev$n
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not mimages_are_on_ $lv1 "$dev"
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lv_is_on_ $lv1 "$dev"
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not mirrorlog_is_on_ $lv1 "$dev5"
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}
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for n in $(seq 1 4); do
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#COMM "fail mirror images other than mirror image $(($n - 1)) of 4-way (2 converting) mirrored LV"
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prepare_lvs_
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test_2way_mirror_plus_2_fail_3_ $n
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list_pvs=(); while IFS= read -r line ; do
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list_pvs+=( "$line" )
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done < <( rest_pvs_ "$n" 4 )
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recover_vg_ "${list_pvs[@]}"
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done
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# ---------------------------------------------------------------------
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# log device is gone (flat mirror and stacked mirror)
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#COMM "fail mirror log of 2-way mirrored LV"
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prepare_lvs_
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lvcreate -aey -l2 --type mirror -m1 -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mirrorlog_is_on_ $lv1 "$dev5"
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aux disable_dev "$dev5"
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vgreduce --removemissing --force $vg
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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not mirrorlog_is_on_ $lv1 "$dev5"
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recover_vg_ "$dev5"
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#COMM "fail mirror log of 3-way (1 converting) mirrored LV"
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prepare_lvs_
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lvcreate -aey -l2 --type mirror -m1 -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvconvert -m+1 $vg/$lv1 "$dev3"
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3"
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mirrorlog_is_on_ $lv1 "$dev5"
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aux disable_dev "$dev5"
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vgreduce --removemissing --force $vg
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3"
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not mirrorlog_is_on_ $lv1 "$dev5"
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recover_vg_ "$dev5"
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# ---------------------------------------------------------------------
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# all images are gone (flat mirror and stacked mirror)
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#COMM "fail all mirror images of 2-way mirrored LV"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mirrorlog_is_on_ $lv1 "$dev5"
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aux disable_dev "$dev1" "$dev2"
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vgreduce --removemissing --force $vg
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not lvs $vg/$lv1
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recover_vg_ "$dev1" "$dev2"
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#COMM "fail all mirror images of 3-way (1 converting) mirrored LV"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvconvert -m+1 $vg/$lv1 "$dev3"
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mimages_are_on_ $lv1 "$dev1" "$dev2" "$dev3"
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mirrorlog_is_on_ $lv1 "$dev5"
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aux disable_dev "$dev1" "$dev2" "$dev3"
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vgreduce --removemissing --force $vg
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not lvs $vg/$lv1
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recover_vg_ "$dev1" "$dev2" "$dev3"
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# ---------------------------------------------------------------------
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# Multiple LVs
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#COMM "fail a mirror image of one of mirrored LV"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv2 $vg "$dev3" "$dev4" "$dev5":$BLOCKS1
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mimages_are_on_ $lv2 "$dev3" "$dev4"
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mirrorlog_is_on_ $lv1 "$dev5"
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mirrorlog_is_on_ $lv2 "$dev5"
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aux disable_dev "$dev2"
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vgreduce --removemissing --force $vg
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mimages_are_on_ $lv2 "$dev3" "$dev4"
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mirrorlog_is_on_ $lv2 "$dev5"
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lv_is_linear_ $lv1
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lv_is_on_ $lv1 "$dev1"
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recover_vg_ "$dev2"
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#COMM "fail mirror images, one for each mirrored LV"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv2 $vg "$dev3" "$dev4" "$dev5":$BLOCKS1
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mimages_are_on_ $lv2 "$dev3" "$dev4"
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mirrorlog_is_on_ $lv1 "$dev5"
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mirrorlog_is_on_ $lv2 "$dev5"
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aux disable_dev "$dev2"
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aux disable_dev "$dev4"
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vgreduce --removemissing --force $vg
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lv_is_linear_ $lv1
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lv_is_on_ $lv1 "$dev1"
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lv_is_linear_ $lv2
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lv_is_on_ $lv2 "$dev3"
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recover_vg_ "$dev2" "$dev4"
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# ---------------------------------------------------------------------
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# no failure
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#COMM "no failures"
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prepare_lvs_
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lvcreate -an -Zn -l2 --type mirror -m1 --nosync -n $lv1 $vg "$dev1" "$dev2" "$dev5":$BLOCKS
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mirrorlog_is_on_ $lv1 "$dev5"
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vgreduce --removemissing --force $vg
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mimages_are_on_ $lv1 "$dev1" "$dev2"
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mirrorlog_is_on_ $lv1 "$dev5"
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check_and_cleanup_lvs_
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# ---------------------------------------------------------------------
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