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git://sourceware.org/git/lvm2.git
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170 lines
5.7 KiB
Bash
170 lines
5.7 KiB
Bash
#!/bin/sh
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# Copyright (C) 2014-2016 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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# Exercise conversion of cache and cache pool
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux have_cache 1 3 0 || skip
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aux prepare_vg 5 80
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lvcreate --type cache-pool -an -v -L 2 -n cpool $vg
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lvcreate -H -L 4 -n corigin --cachepool $vg/cpool
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fail lvcreate -s -L2 $vg/corigin
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fail lvcreate -s -L2 $vg/cpool
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fail lvcreate -s -L2 $vg/cpool_cdata
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fail lvcreate -s -L2 $vg/cpool_cmeta
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###########################
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# Check regular converion #
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###########################
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# lvcreate origin, lvcreate cache-pool, and lvconvert to cache
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lvcreate -an -Zn -L 2 -n $lv1 $vg
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lvcreate -L 8 -n $lv2 $vg
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lvcreate -an -Zn -L 8 -n $lv3 $vg
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lvcreate -an -Zn -L 8 -n $lv4 $vg
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lvcreate -an -Zn -L 16 -n $lv5 $vg
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# check validation of cachemode arg works
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invalid lvconvert --yes --type cache-pool --cachemode writethroughX --cachepool $vg/$lv1
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# by default no cache settings are attached to converted cache-pool
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lvconvert --yes --type cache-pool --chunksize 256 $vg/$lv1
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check inactive $vg ${lv1}_cdata
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check lv_field $vg/$lv1 cache_mode ""
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check lv_field $vg/$lv1 cache_policy ""
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check lv_field $vg/$lv1 cache_settings ""
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check lv_field $vg/$lv1 chunk_size "256.00k"
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# but allow to set them when specified explicitely on command line
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lvconvert --yes --type cache-pool --cachemode writeback --cachepolicy mq \
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--cachesettings sequential_threshold=1234 --cachesettings random_threshold=56 \
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--cachepool $vg/$lv2
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check inactive $vg ${lv2}_cdata
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check lv_field $vg/$lv2 cache_mode "writeback"
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check lv_field $vg/$lv2 cache_policy "mq"
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check lv_field $vg/$lv2 cache_settings "random_threshold=56,sequential_threshold=1234"
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# Check swap of cache pool metadata
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lvconvert --yes --type cache-pool --poolmetadata $lv4 $vg/$lv3
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UUID=$(get lv_field $vg/$lv5 uuid)
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lvconvert --yes --cachepool $vg/$lv3 --poolmetadata $lv5
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check lv_field $vg/${lv3}_cmeta uuid "$UUID"
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#fail lvconvert --cachepool $vg/$lv1 --poolmetadata $vg/$lv2
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#lvconvert --yes --type cache-pool --poolmetadata $vg/$lv2 $vg/$lv1
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#lvconvert --yes --poolmetadata $vg/$lv2 --cachepool $vg/$lv1
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lvremove -ff $vg
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lvcreate -L 2 -n $lv1 $vg
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lvcreate --type cache-pool -l 1 -n ${lv1}_cachepool $vg
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lvconvert --cache --cachepool $vg/${lv1}_cachepool --cachemode writeback -Zy $vg/$lv1
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check lv_field $vg/$lv1 cache_mode "writeback"
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dmsetup table ${vg}-$lv1 | grep cache # ensure it is loaded in kernel
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#lvconvert --cachepool $vg/${lv1}_cachepool $vg/$lv1
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#lvconvert --cachepool $vg/${lv1}_cachepool --poolmetadatasize 20 "$dev3"
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fail lvconvert --type cache --cachepool $vg/${lv1}_cachepool -Zy $vg/$lv1
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# Test --splitcache leaves both cache origin and cache pool
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lvconvert --splitcache $vg/$lv1
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check lv_exists $vg $lv1 ${lv1}_cachepool
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lvremove -f $vg
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lvcreate -n corigin -l 10 $vg
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lvcreate -n pool -l 10 $vg
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lvs -a -o +devices
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fail lvconvert --type cache --cachepool $vg/pool $vg/corigin
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lvconvert --yes --cache --cachepool $vg/pool $vg/corigin
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lvremove -ff $vg
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#######################
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# Invalid conversions #
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#######################
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lvcreate -an -Zn -L 2 -n $lv1 $vg
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lvcreate -an -Zn -L 8 -n $lv2 $vg
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lvcreate -an -Zn -L 8 -n $lv3 $vg
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lvcreate -an -Zn -L 8 -n $lv4 $vg
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# Undefined cachepool
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invalid lvconvert --type cache --poolmetadata $vg/$lv2 $vg/$lv1
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# Cannot mix with thins
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invalid lvconvert --type cache --poolmetadata $vg/$lv2 --thinpool $vg/$lv1
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invalid lvconvert --type cache --thin --poolmetadata $vg/$lv2 $vg/$lv1
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# Undefined cached volume
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invalid lvconvert --type cache --cachepool $vg/$lv1
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invalid lvconvert --cache --cachepool $vg/$lv1
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# Single vg is required
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invalid lvconvert --type cache --cachepool $vg/$lv1 --poolmetadata $vg1/$lv2 $vg/$lv3
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invalid lvconvert --type cache --cachepool $vg/$lv1 --poolmetadata $lv2 $vg1/$lv3
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invalid lvconvert --type cache --cachepool $vg1/$lv1 --poolmetadata $vg2/$lv2 $vg/$lv3
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invalid lvconvert --type cache-pool --poolmetadata $vg2/$lv2 $vg1/$lv1
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invalid lvconvert --cachepool $vg1/$lv1 --poolmetadata $vg2/$lv2
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# Invalid syntax, vg is unknown
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invalid lvconvert --yes --cachepool $lv3 --poolmetadata $lv4
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# Invalid chunk size is <32KiB >1GiB
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invalid lvconvert --type cache-pool --chunksize 16 --poolmetadata $lv2 $vg/$lv1
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invalid lvconvert --type cache-pool --chunksize 2G --poolmetadata $lv2 $vg/$lv1
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# Invalid chunk size is bigger then data size, needs to open VG
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fail lvconvert --yes --type cache-pool --chunksize 16M --poolmetadata $lv2 $vg/$lv1
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lvremove -f $vg
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########################
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# Repair of cache pool #
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########################
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lvcreate --type cache-pool -an -v -L 2 -n cpool $vg
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lvcreate -H -L 4 -n corigin --cachepool $vg/cpool
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# unsupported yet
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fail lvconvert --repair $vg/cpool 2>&1 | tee out
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#grep "Cannot convert internal LV" out
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lvremove -f $vg
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##########################
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# Prohibited conversions #
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##########################
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lvcreate --type cache-pool -L10 $vg/$lv1
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lvcreate --cache -L20 $vg/$lv1
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lvcreate -L10 -n $lv2 $vg
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fail lvconvert --yes --type cache $vg/$lv2 --cachepool $vg/$lv1
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fail lvconvert --yes --type cache $vg/$lv1 --cachepool $vg/$lv2
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fail lvconvert --yes --type cache-pool $vg/$lv1
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fail lvconvert --yes --type mirror -m1 $vg/$lv1
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not aux have_raid 1 0 0 || fail lvconvert --yes --type raid1 -m1 $vg/$lv1
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fail lvconvert --yes --type snapshot $vg/$lv1 $vg/$lv2
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fail lvconvert --yes --type snapshot $vg/$lv2 $vg/$lv1
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not aux have_thin 1 0 0 || fail lvconvert --yes -T --thinpool $vg/$lv2 $vg/$lv1
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lvremove -f $vg
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vgremove -f $vg
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