mirror of
git://sourceware.org/git/lvm2.git
synced 2025-01-03 05:18:29 +03:00
55d418fb20
- lvs -o lv_attr has now 10 indicator bits - use '--ignoremonitoring' instead of the shortcut '--ig' used before (since it would be ambiguous with new '--ignoreactivationskip')
289 lines
8.8 KiB
Bash
289 lines
8.8 KiB
Bash
#!/bin/sh
|
|
# Copyright (C) 2013 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
. lib/test
|
|
|
|
# dm-raid v1.4.1+ contains RAID10 support
|
|
aux target_at_least dm-raid 1 4 1 || skip
|
|
|
|
aux prepare_vg 6
|
|
|
|
# run_writemostly_check <VG> <LV>
|
|
run_writemostly_check() {
|
|
local d0
|
|
local d1
|
|
|
|
printf "#\n#\n#\n# %s/%s (%s): run_writemostly_check\n#\n#\n#\n" \
|
|
$1 $2 `lvs --noheadings -o segtype $1/$2`
|
|
d0=`lvs -a --noheadings -o devices $1/${2}_rimage_0 | sed s/\(.\)//`
|
|
d0=$(sed s/^[[:space:]]*// <<< "$d0")
|
|
d1=`lvs -a --noheadings -o devices $1/${2}_rimage_1 | sed s/\(.\)//`
|
|
d1=$(sed s/^[[:space:]]*// <<< "$d1")
|
|
|
|
# No writemostly flag should be there yet.
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*-.$'
|
|
|
|
if [ `lvs --noheadings -o segtype $1/$2` != "raid1" ]; then
|
|
not lvchange --writemostly $d0 $1/$2
|
|
return
|
|
fi
|
|
|
|
# Set the flag
|
|
lvchange --writemostly $d0 $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# Running again should leave it set (not toggle)
|
|
lvchange --writemostly $d0 $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# Running again with ':y' should leave it set
|
|
lvchange --writemostly $d0:y $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# ':n' should unset it
|
|
lvchange --writemostly $d0:n $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
|
|
# ':n' again should leave it unset
|
|
lvchange --writemostly $d0:n $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
|
|
# ':t' toggle to set
|
|
lvchange --writemostly $d0:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# ':t' toggle to unset
|
|
lvchange --writemostly $d0:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
|
|
# ':y' to set
|
|
lvchange --writemostly $d0:y $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# Toggle both at once
|
|
lvchange --writemostly $d0:t --writemostly $d1:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*w.$'
|
|
|
|
# Toggle both at once again
|
|
lvchange --writemostly $d0:t --writemostly $d1:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*-.$'
|
|
|
|
# Toggle one, unset the other
|
|
lvchange --writemostly $d0:n --writemostly $d1:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*w.$'
|
|
|
|
# Toggle one, set the other
|
|
lvchange --writemostly $d0:y --writemostly $d1:t $1/$2
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*-.$'
|
|
|
|
# Partial flag supercedes writemostly flag
|
|
aux disable_dev $d0
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*p.$'
|
|
aux enable_dev $d0
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*w.$'
|
|
|
|
# Catch Bad writebehind values
|
|
not lvchange --writebehind "invalid" $1/$2
|
|
not lvchange --writebehind -256 $1/$2
|
|
|
|
# Set writebehind
|
|
[ ! `lvs --noheadings -o writebehind $1/$2` ]
|
|
lvchange --writebehind 512 $1/$2
|
|
[ `lvs --noheadings -o writebehind $1/$2` -eq 512 ]
|
|
|
|
# Converting to linear should clear flags and writebehind
|
|
lvconvert -m 0 $1/$2 $d1
|
|
lvconvert --type raid1 -m 1 $1/$2 $d1
|
|
[ ! `lvs --noheadings -o writebehind $1/$2` ]
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_0 | grep '.*-.$'
|
|
lvs -a --noheadings -o lv_attr $1/${2}_rimage_1 | grep '.*-.$'
|
|
}
|
|
|
|
# run_syncaction_check <VG> <LV>
|
|
run_syncaction_check() {
|
|
local device
|
|
local seek
|
|
local size
|
|
local tmp
|
|
|
|
printf "#\n#\n#\n# %s/%s (%s): run_syncaction_check\n#\n#\n#\n" \
|
|
$1 $2 `lvs --noheadings -o segtype $1/$2`
|
|
aux wait_for_sync $1 $2
|
|
|
|
device=`lvs -a --noheadings -o devices $1/${2}_rimage_1 | sed s/\(.\)//`
|
|
device=$(sed s/^[[:space:]]*// <<< "$device")
|
|
|
|
size=`lvs -a --noheadings -o size --units 1k $1/${2}_rimage_1 | sed s/\.00k//`
|
|
size=$(sed s/^[[:space:]]*// <<< "$size")
|
|
size=$(($size / 2))
|
|
|
|
tmp=`pvs --noheadings -o mda_size --units 1k $device | sed s/\.00k//`
|
|
tmp=$(sed s/^[[:space:]]*// <<< "$tmp")
|
|
seek=$tmp # Jump over MDA
|
|
|
|
tmp=`lvs -a --noheadings -o size --units 1k $1/${2}_rmeta_1 | sed s/\.00k//`
|
|
tmp=$(sed s/^[[:space:]]*// <<< "$tmp")
|
|
seek=$(($seek + $tmp)) # Jump over RAID metadata image
|
|
|
|
seek=$(($seek + $size)) # Jump halfway through the RAID image
|
|
|
|
# Check all is normal
|
|
if ! lvs --noheadings -o lv_attr $1/$2 | grep '.*-.$' ||
|
|
[ `lvs --noheadings -o mismatches $1/$2` != 0 ]; then
|
|
|
|
# I think this is a kernel bug. It happens randomly after
|
|
# a RAID device creation. I think the mismatch count
|
|
# should not be set unless a check or repair is run.
|
|
#
|
|
# Neil Brown disagrees that it is a bug. Says mismatch
|
|
# count can be anything until a 'check' or 'repair' is
|
|
# run.
|
|
echo "Strange... RAID has mismatch count after creation."
|
|
|
|
# Run "check" should turn up clean
|
|
lvchange --syncaction check $1/$2
|
|
aux wait_for_sync $1 $2
|
|
sync
|
|
fi
|
|
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*-.$'
|
|
[ `lvs --noheadings -o mismatches $1/$2` == 0 ]
|
|
|
|
# Overwrite the last half of one of the PVs with crap
|
|
dd if=/dev/urandom of=$device bs=1k count=$size seek=$seek
|
|
|
|
# FIXME: Why is this necessary? caching effects?
|
|
# I don't need to do this when testing "real" devices...
|
|
lvchange -an $1/$2; lvchange -ay $1/$2
|
|
|
|
# "check" should find discrepancies but not change them
|
|
# 'lvs' should show results
|
|
lvchange --syncaction check $1/$2
|
|
aux wait_for_sync $1 $2
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*m.$'
|
|
[ `lvs --noheadings -o mismatches $1/$2` != 0 ]
|
|
|
|
# "repair" will fix discrepancies and record number fixed
|
|
lvchange --syncaction repair $1/$2
|
|
aux wait_for_sync $1 $2
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*m.$'
|
|
[ `lvs --noheadings -o mismatches $1/$2` != 0 ]
|
|
|
|
# Final "check" should show no mismatches
|
|
# 'lvs' should show results
|
|
lvchange --syncaction check $1/$2
|
|
aux wait_for_sync $1 $2
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*-.$'
|
|
[ `lvs --noheadings -o mismatches $1/$2` == 0 ]
|
|
}
|
|
|
|
# run_refresh_check <VG> <LV>
|
|
# Assumes "$dev2" is in the array
|
|
run_refresh_check() {
|
|
local size
|
|
|
|
printf "#\n#\n#\n# %s/%s (%s): run_refresh_check\n#\n#\n#\n" \
|
|
$1 $2 `lvs --noheadings -o segtype $1/$2`
|
|
|
|
aux wait_for_sync $1 $2
|
|
|
|
size=`lvs -a --noheadings -o size --units 1k $1/$2 | sed s/\.00k//`
|
|
size=$(sed s/^[[:space:]]*// <<< "$size")
|
|
|
|
# Disable dev2 and do some I/O to make the kernel notice
|
|
aux disable_dev "$dev2"
|
|
dd if=/dev/urandom of=/dev/$1/$2 bs=1k count=$size
|
|
|
|
# Check for 'p'artial flag
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*p.$'
|
|
|
|
aux enable_dev "$dev2"
|
|
|
|
# Check for 'r'efresh flag
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*r.$'
|
|
|
|
lvchange --refresh $1/$2
|
|
aux wait_for_sync $1 $2
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*-.$'
|
|
|
|
# Writing random data above should mean that the devices
|
|
# were out-of-sync. The refresh should have taken care
|
|
# of properly reintegrating the device. If any mismatches
|
|
# are repaired, it will show up in the 'lvs' output.
|
|
lvchange --syncaction repair $1/$2
|
|
aux wait_for_sync $1 $2
|
|
lvs --noheadings -o lv_attr $1/$2 | grep '.*-.$'
|
|
}
|
|
|
|
# run_checks <VG> <LV> [snapshot_dev]
|
|
run_checks() {
|
|
# Without snapshots
|
|
if aux target_at_least dm-raid 1 1 0; then
|
|
run_writemostly_check $1 $2
|
|
fi
|
|
|
|
if aux target_at_least dm-raid 1 5 0; then
|
|
run_syncaction_check $1 $2
|
|
fi
|
|
|
|
if aux target_at_least dm-raid 1 5 1; then
|
|
run_refresh_check $1 $2
|
|
fi
|
|
|
|
# With snapshots
|
|
if [ ! -z $3 ]; then
|
|
lvcreate -s $1/$2 -l 4 -n snap $3
|
|
if aux target_at_least dm-raid 1 1 0; then
|
|
run_writemostly_check $1 $2
|
|
fi
|
|
|
|
if aux target_at_least dm-raid 1 5 0; then
|
|
run_syncaction_check $1 $2
|
|
fi
|
|
|
|
if aux target_at_least dm-raid 1 5 1; then
|
|
run_refresh_check $1 $2
|
|
fi
|
|
lvremove -ff $1/snap
|
|
fi
|
|
}
|
|
|
|
########################################################
|
|
# MAIN
|
|
########################################################
|
|
|
|
lvcreate --type raid1 -m 1 -l 2 -n $lv1 $vg "$dev1" "$dev2"
|
|
run_checks $vg $lv1 "$dev3"
|
|
lvremove -ff $vg
|
|
|
|
lvcreate --type raid4 -i 2 -l 4 -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev4"
|
|
run_checks $vg $lv1 "$dev5"
|
|
lvremove -ff $vg
|
|
|
|
lvcreate --type raid5 -i 2 -l 4 -n $lv1 $vg "$dev1" "$dev2" "$dev3" "$dev4"
|
|
run_checks $vg $lv1 "$dev5"
|
|
lvremove -ff $vg
|
|
|
|
lvcreate --type raid6 -i 3 -l 6 -n $lv1 $vg \
|
|
"$dev1" "$dev2" "$dev3" "$dev4" "$dev5"
|
|
run_checks $vg $lv1 "$dev6"
|
|
lvremove -ff $vg
|
|
|
|
lvcreate --type raid10 -m 1 -i 2 -l 4 -n $lv1 $vg \
|
|
"$dev1" "$dev2" "$dev3" "$dev4"
|
|
run_checks $vg $lv1 "$dev5"
|
|
lvremove -ff $vg
|