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test/shell/integrity-caching.sh
525 строк
16 KB
David Teigland
test: remove syncaction repair restriction from integrity-caching
13 май 2026, 21:33
13 май 2026, 21:33
1c16bbb
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#!/usr/bin/env bash # Copyright (C) 2018 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 . lib/inittest --skip-with-lvmpolld test "${LVM_VALGRIND:-0}" -eq 0 || skip # too slow test for valgrind which mkfs.ext4 || skip which resize2fs || skip aux have_integrity 1 5 0 || skip # Avoid 4K ramdisk devices on older kernels aux kernel_at_least 5 10 || export LVM_TEST_PREFER_BRD=0 mnt="mnt" mkdir -p "$mnt" aux prepare_devs 9 80 # Use awk instead of anoyingly long log out from printf #printf "%0.sA" {1..16384} >> fileA awk 'BEGIN { while (z++ < 16384) printf "A" }' > fileA awk 'BEGIN { while (z++ < 4096) printf "B" ; while (z++ < 16384) printf "b" }' > fileB awk 'BEGIN { while (z++ < 16384) printf "C" }' > fileC # generate random data dd if=/dev/urandom of=randA bs=512K count=2 2>/dev/null dd if=/dev/urandom of=randB bs=512K count=3 2>/dev/null dd if=/dev/urandom of=randC bs=512K count=4 2>/dev/null _prepare_vg() { # zero devs so we are sure to find the correct file data # on the underlying devs when corrupting it aux clear_devs "$dev1" "$dev2" "$dev3" "$dev4" "$dev5" vgcreate $SHARED $vg "$dev1" "$dev2" "$dev3" "$dev4" "$dev5" "$dev6" pvs } _test_fs_with_read_repair() { mkfs.ext4 -b 4096 "$DM_DEV_DIR/$vg/$lv1" mount "$DM_DEV_DIR/$vg/$lv1" "$mnt" cp randA "$mnt" cp randB "$mnt" cp randC "$mnt" cp fileA "$mnt" cp fileB "$mnt" cp fileC "$mnt" # The files written above are in the writecache so reading # them back later will come from the writecache and not from the # corrupted dev. Write a bunch of new data to the fs to clear # the original files from the writecache, so when they are read # back the data will hopefully come from the underlying disk and # trigger reading the corrupted data. mkdir "$mnt/new1" cp randA "$mnt/new1/randA" cp randB "$mnt/new1/randB" cp randC "$mnt/new1/randC" sync du -h "$mnt/new1" cp -r "$mnt/new1" "$mnt/new2" || true cp -r "$mnt/new1" "$mnt/new3" || true cp -r "$mnt/new1" "$mnt/new4" || true sync du -h "$mnt" df -h # hopefully fileA is no longer in the writecache. umount "$mnt" lvchange -an $vg/$lv1 for dev in "$@"; do aux corrupt_dev "$dev" BBBBBBBBBBBBBBBBB BBBBBBBBCBBBBBBBB done lvchange -ay $vg/$lv1 mount "$DM_DEV_DIR/$vg/$lv1" "$mnt" cmp -b "$mnt/fileA" fileA cmp -b "$mnt/fileB" fileB cmp -b "$mnt/fileC" fileC umount "$mnt" } _add_new_data_to_mnt() { mkfs.ext4 -b 4096 "$DM_DEV_DIR/$vg/$lv1" mount "$DM_DEV_DIR/$vg/$lv1" $mnt # add original data cp randA $mnt cp randB $mnt cp randC $mnt mkdir $mnt/1 cp fileA $mnt/1 cp fileB $mnt/1 cp fileC $mnt/1 mkdir $mnt/2 cp fileA $mnt/2 cp fileB $mnt/2 cp fileC $mnt/2 } _add_more_data_to_mnt() { mkdir $mnt/more cp fileA $mnt/more cp fileB $mnt/more cp fileC $mnt/more cp randA $mnt/more cp randB $mnt/more cp randC $mnt/more } _verify_data_on_mnt() { cmp -b randA $mnt/randA cmp -b randB $mnt/randB cmp -b randC $mnt/randC cmp -b fileA $mnt/1/fileA cmp -b fileB $mnt/1/fileB cmp -b fileC $mnt/1/fileC cmp -b fileA $mnt/2/fileA cmp -b fileB $mnt/2/fileB cmp -b fileC $mnt/2/fileC } _verify_data_on_lv() { lvchange -ay $vg/$lv1 mount "$DM_DEV_DIR/$vg/$lv1" $mnt _verify_data_on_mnt rm $mnt/randA rm $mnt/randB rm $mnt/randC rm -rf $mnt/1 rm -rf $mnt/2 umount $mnt lvchange -an $vg/$lv1 } # lv1 is a raid+integrity LV # three variations of caching on lv1: # # 1. lvcreate --type cache-pool -n fast -l 4 $vg $dev6 # lvconvert --type cache --cachepool fast $vg/$lv1 # # 2. lvcreate --type linear -n fast -l 4 $vg $dev6 # lvconvert --type cache --cachvol fast $vg/$lv1 # # 3. lvcreate --type linear -n fast -l 4 $vg $dev6 # lvconvert --type writecache --cachvol fast $vg/$lv1 do_test() { # --cachepool | --cachevol local create_type=$1 # cache | writecache local convert_type=$2 # --type cache-pool | --type linear local convert_option=$3 # corig | wcorig local suffix=$4 _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg "$dev1" "$dev2" lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix} _test_fs_with_read_repair "$dev1" lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_0 |tee mismatch not grep ' 0 ' mismatch lvs -o integritymismatches $vg/${lv1}_${suffix} |tee mismatch not grep ' 0 ' mismatch lvchange -an $vg/$lv1 lvconvert --raidintegrity n $vg/${lv1}_${suffix} lvs -a -o name,size,segtype,devices,sync_percent $vg lvremove $vg/$lv1 vgremove -ff $vg _prepare_vg lvcreate --type raid1 -m2 --raidintegrity y -n $lv1 -l 8 $vg "$dev1" "$dev2" "$dev3" lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix}_rimage_2 aux wait_recalc $vg/${lv1}_${suffix} _test_fs_with_read_repair "$dev1" "$dev2" lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_0 |tee mismatch not grep ' 0 ' mismatch lvs -o integritymismatches $vg/${lv1}_${suffix} |tee mismatch not grep ' 0 ' mismatch lvchange -an $vg/$lv1 lvconvert --raidintegrity n $vg/${lv1}_${suffix} lvconvert --splitcache $vg/$lv1 lvremove $vg/$lv1 vgremove -ff $vg _prepare_vg lvcreate --type raid5 --raidintegrity y -n $lv1 -I4 -l 8 $vg "$dev1" "$dev2" "$dev3" lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix}_rimage_2 aux wait_recalc $vg/${lv1}_${suffix} _test_fs_with_read_repair "$dev1" "$dev2" "$dev3" lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_0 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_1 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_2 lvs -o integritymismatches $vg/${lv1}_${suffix} |tee mismatch not grep ' 0 ' mismatch lvconvert --splitcache $vg/$lv1 lvchange -an $vg/$lv1 lvconvert --raidintegrity n $vg/$lv1 lvremove $vg/$lv1 vgremove -ff $vg # Test removing integrity from an active LV _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix} _add_new_data_to_mnt lvconvert --raidintegrity n $vg/${lv1}_${suffix} _add_more_data_to_mnt lvconvert --splitcache $vg/$lv1 _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test adding integrity to an active LV _prepare_vg lvcreate --type raid1 -m1 -n $lv1 -l 8 $vg aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt # Can only be enabled while raid is top level lv (for now.) not lvconvert --raidintegrity y $vg/${lv1}_${suffix} #aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 #aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test lvextend while inactive _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg "$dev1" "$dev2" aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt umount "$mnt" lvchange -an $vg/$lv1 # use two new devs for raid extend to ensure redundancy vgextend $vg "$dev7" "$dev8" lvs -a -o name,segtype,devices $vg lvextend -l 16 $vg/$lv1 "$dev7" "$dev8" lvs -a -o name,segtype,devices $vg lvchange -ay $vg/$lv1 mount "$DM_DEV_DIR/$vg/$lv1" "$mnt" resize2fs "$DM_DEV_DIR/$vg/$lv1" aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test lvextend while active _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg "$dev1" "$dev2" aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 # use two new devs for raid extend to ensure redundancy vgextend $vg "$dev7" "$dev8" lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt lvextend -l 16 $vg/$lv1 "$dev7" "$dev8" lvs -a -o name,size,segtype,devices,sync_percent $vg resize2fs "$DM_DEV_DIR/$vg/$lv1" aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg _prepare_vg lvcreate --type raid5 --raidintegrity y -n $lv1 -I4 -l 8 $vg "$dev1" "$dev2" "$dev3" aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/${lv1}_rimage_2 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 vgextend $vg "$dev7" "$dev8" "$dev9" lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt lvextend -l 16 $vg/$lv1 "$dev7" "$dev8" "$dev9" lvs -a -o name,size,segtype,devices,sync_percent $vg resize2fs "$DM_DEV_DIR/$vg/$lv1" aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test adding image to raid1 _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt # currently only allowed while raid is top level lv not lvconvert -y -m+1 $vg/${lv1}_${suffix} #aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 #aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 #aux wait_recalc $vg/${lv1}_${suffix}_rimage_2 _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test removing image from raid1 _prepare_vg lvcreate --type raid1 -m2 --raidintegrity y -n $lv1 -l 8 $vg aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/${lv1}_rimage_2 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt lvconvert -y -m-1 $vg/${lv1}_${suffix} lvs -a -o name,size,segtype,devices,sync_percent $vg _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Test disallowed operations on raid+integrity _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y -n $lv1 -l 8 $vg "$dev1" "$dev2" aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt not lvconvert -y -m-1 $vg/$lv1 not lvconvert -y -m-1 $vg/${lv1}_${suffix} not lvconvert --splitmirrors 1 -n tmp -y $vg/$lv1 not lvconvert --splitmirrors 1 -n tmp -y $vg/${lv1}_${suffix} not lvconvert --splitmirrors 1 --trackchanges -y $vg/$lv1 not lvconvert --splitmirrors 1 --trackchanges -y $vg/${lv1}_${suffix} not lvreduce -L4M $vg/$lv1 not lvreduce -L4M $vg/${lv1}_${suffix} not lvcreate -s -n snap -L4M $vg/${lv1}_${suffix} # plan to enable snap on top level raid+integrity, so then # snap+writecache+raid+integrity should be allowed. not lvcreate -s -n snap -L4M $vg/$lv1 lvs -a -o name,size,segtype,devices not pvmove -n $vg/$lv1 "$dev1" not pvmove -n $vg/${lv1}_${suffix} "$dev1" not pvmove "$dev1" _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # Repeat many of the tests above using bitmap mode _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y --raidintegritymode bitmap -n $lv1 -l 8 $vg "$dev1" "$dev2" lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix} _test_fs_with_read_repair "$dev1" lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_0 |tee mismatch not grep ' 0 ' mismatch lvs -o integritymismatches $vg/${lv1}_${suffix} |tee mismatch not grep ' 0 ' mismatch lvchange -an $vg/$lv1 lvconvert --raidintegrity n $vg/${lv1}_${suffix} lvremove $vg/$lv1 vgremove -ff $vg _prepare_vg lvcreate --type raid6 --raidintegrity y --raidintegritymode bitmap -n $lv1 -I4 -l 8 $vg "$dev1" "$dev2" "$dev3" "$dev4" "$dev5" lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix}_rimage_2 aux wait_recalc $vg/${lv1}_${suffix}_rimage_3 aux wait_recalc $vg/${lv1}_${suffix}_rimage_4 aux wait_recalc $vg/${lv1}_${suffix} _test_fs_with_read_repair "$dev1" "$dev2" "$dev3" "$dev4" "$dev5" lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_0 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_1 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_2 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_3 lvs -o integritymismatches $vg/${lv1}_${suffix}_rimage_4 lvs -o integritymismatches $vg/${lv1}_${suffix} |tee mismatch not grep ' 0 ' mismatch lvchange -an $vg/$lv1 lvconvert --raidintegrity n $vg/${lv1}_${suffix} lvremove $vg/$lv1 vgremove -ff $vg # remove from active lv _prepare_vg lvcreate --type raid1 -m1 --raidintegrity y --raidintegritymode bitmap -n $lv1 -l 8 $vg "$dev1" "$dev2" aux wait_recalc $vg/${lv1}_rimage_0 aux wait_recalc $vg/${lv1}_rimage_1 aux wait_recalc $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg _add_new_data_to_mnt lvconvert --raidintegrity n $vg/${lv1}_${suffix} _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg # add to active lv _prepare_vg lvcreate --type raid1 -m1 -n $lv1 -l 8 $vg _add_new_data_to_mnt lvconvert --raidintegrity y --raidintegritymode bitmap $vg/$lv1 lvcreate --type $create_type -n fast -l 4 -an $vg "$dev6" lvconvert -y --type $convert_type $convert_option fast $vg/$lv1 lvs -a -o name,size,segtype,devices,sync_percent $vg aux wait_recalc $vg/${lv1}_${suffix}_rimage_0 aux wait_recalc $vg/${lv1}_${suffix}_rimage_1 aux wait_recalc $vg/${lv1}_${suffix} _add_more_data_to_mnt _verify_data_on_mnt umount "$mnt" lvchange -an $vg/$lv1 _verify_data_on_lv lvremove $vg/$lv1 vgremove -ff $vg } do_test cache-pool cache --cachepool corig do_test linear cache --cachevol corig do_test linear writecache --cachevol wcorig # TODO: add do_test() variant that skips adding the cache to lv1. # This would be equivalent to integrity.sh which could be dropped.