mirror of
git://sourceware.org/git/lvm2.git
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3c4a088312
the devices on which to place the individual mirror parts, we can specify the log devices as $dev:x instead of $dev:x-y.
424 lines
11 KiB
Bash
Executable File
424 lines
11 KiB
Bash
Executable File
# Copyright (C) 2008 Red Hat, Inc. All rights reserved.
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# Copyright (C) 2007 NEC Corporation
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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test_description="ensure that 'vgreduce --removemissing' works on mirrored LV"
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. ./test-utils.sh
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dmsetup_has_dm_devdir_support_ || exit 200
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lv_is_on_ ()
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{
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local lv=$vg/$1
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shift
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local pvs=$*
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echo "Check if $lv is exactly on PVs $pvs"
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rm -f out1 out2
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echo $pvs | sed 's/ /\n/g' | sort | uniq > out1
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lvs -a -o+devices $lv
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lvs -a -odevices --noheadings $lv | \
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sed 's/([^)]*)//g; s/[ ,]/\n/g' | 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=$1
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shift
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local pvs="$*"
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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 $pvs"
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rm -f out1 out2
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echo $pvs | sed 's/ /\n/g' | sort | uniq > out1
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mimages=$(lvs --noheadings -a -o lv_name $vg | grep "${lv}_mimage_" | \
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sed 's/\[//g; s/\]//g')
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for i in $mimages; do
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echo "Checking $vg/$i"
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lvs -a -o+devices $vg/$i
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lvs -a -odevices --noheadings $vg/$i | \
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sed 's/([^)]*)//g; s/ //g; s/,/ /g' | sort | uniq >> out2
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done
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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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lvs -o stripes,attr --noheadings $vg/$1 | sed 's/ //g'
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lvs -o stripes,attr --noheadings $vg/$1 | sed 's/ //g' | grep -q '^1-'
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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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for n in $(seq 1 $(($index - 1))) $(seq $(($index + 1)) $num); do
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eval local dev=$\dev$n
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rem="$rem $dev"
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done
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echo "$rem"
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}
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# ---------------------------------------------------------------------
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# Initialize PVs and VGs
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prepare_vg 5
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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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if dmsetup table|grep $vg; then
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echo "ERROR: lvremove did leave some some mappings in DM behind!"
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return 1
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fi
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:
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}
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check_and_cleanup_lvs_()
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{
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lvs -a -o+devices $vg
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lvremove -ff $vg
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if dmsetup table|grep $vg; then
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echo "ERROR: lvremove did leave some some mappings in DM behind!"
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return 1
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fi
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}
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recover_vg_()
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{
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enable_dev $*
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pvcreate -ff $*
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev3:0
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lvchange -an $vg/$lv1
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aux mimages_are_on_ $lv1 $dev1 $dev2
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mirrorlog_is_on_ $lv1 $dev3
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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 -l2 -m2 -n $lv1 $vg $dev1 $dev2 $dev3 $dev4:0
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lvchange -an $vg/$lv1
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aux mimages_are_on_ $lv1 $dev1 $dev2 $dev3
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mirrorlog_is_on_ $lv1 $dev4
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eval disable_dev \$dev$index
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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mimages_are_on_ $lv1 $(rest_pvs_ $index 3)
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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 -l2 -m2 -n $lv1 $vg $dev1 $dev2 $dev3 $dev4:0
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lvchange -an $vg/$lv1
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mimages_are_on_ $lv1 $dev1 $dev2 $dev3
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mirrorlog_is_on_ $lv1 $dev4
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rest_pvs_ $index 3
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disable_dev $(rest_pvs_ $index 3)
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vgreduce --force --removemissing $vg
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lvs -a -o+devices $vg
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aux 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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recover_vg_ $(rest_pvs_ $n 3)
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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 -l2 -m2 -n $lv1 $vg $dev1 $dev2 $dev3 $dev5:0
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lvchange -an $vg/$lv1
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lvconvert -m+1 $vg/$lv1 $dev4
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mimages_are_on_ $lv1 $dev1 $dev2 $dev3 $dev4
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mirrorlog_is_on_ $lv1 $dev5
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eval disable_dev \$dev$n
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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mimages_are_on_ $lv1 $(rest_pvs_ $index 4)
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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 (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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lvcreate -l2 -m2 -n $lv1 $vg $dev1 $dev2 $dev3 $dev5:0
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lvchange -an $vg/$lv1
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lvconvert -m+1 $vg/$lv1 $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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disable_dev $(rest_pvs_ $index 4)
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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eval local dev=\$dev$n
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mimages_are_on_ $lv1 $dev || 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 (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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recover_vg_ $(rest_pvs_ $n 4)
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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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 $dev5
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eval disable_dev \$dev$n
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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mimages_are_on_ $lv1 $(rest_pvs_ $index 4)
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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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lvcreate -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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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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disable_dev $(rest_pvs_ $index 4)
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vgreduce --removemissing --force $vg
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lvs -a -o+devices $vg
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eval local dev=\$dev$n
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mimages_are_on_ $lv1 $dev || 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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recover_vg_ $(rest_pvs_ $n 4)
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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mimages_are_on_ $lv1 $dev1 $dev2
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mirrorlog_is_on_ $lv1 $dev5
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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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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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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mimages_are_on_ $lv1 $dev1 $dev2
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mirrorlog_is_on_ $lv1 $dev5
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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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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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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lvcreate -l2 -m1 -n $lv2 $vg $dev3 $dev4 $dev5:1
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lvchange -an $vg/$lv2
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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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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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lvcreate -l2 -m1 -n $lv2 $vg $dev3 $dev4 $dev5:1
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lvchange -an $vg/$lv2
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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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disable_dev $dev2
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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 -l2 -m1 -n $lv1 $vg $dev1 $dev2 $dev5:0
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lvchange -an $vg/$lv1
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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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