mirror of
git://sourceware.org/git/lvm2.git
synced 2024-12-25 01:34:38 +03:00
329 lines
7.9 KiB
Bash
Executable File
329 lines
7.9 KiB
Bash
Executable File
#!/bin/sh
|
|
# Copyright (C) 2007 Red Hat, Inc. All rights reserved.
|
|
# Copyright (C) 2007 NEC Corporation
|
|
#
|
|
# 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
|
|
|
|
test_description="ensure that basic operations on mirrored LV works"
|
|
privileges_required_=1
|
|
|
|
. ./test-lib.sh
|
|
|
|
dmsetup_has_dm_devdir_support_ ||
|
|
{
|
|
say "Your version of dmsetup lacks support for changing DM_DEVDIR."
|
|
say "Skipping this test"
|
|
exit 0
|
|
}
|
|
|
|
cleanup_()
|
|
{
|
|
test -n "$vg" && {
|
|
lvremove -ff $vg
|
|
vgremove $vg
|
|
} > /dev/null
|
|
test -n "$pvs" && {
|
|
pvremove $pvs > /dev/null
|
|
for d in $pvs; do
|
|
dmsetup remove $(basename $d)
|
|
done
|
|
}
|
|
losetup -d $lodev
|
|
rm -f $lofile
|
|
}
|
|
|
|
# ---------------------------------------------------------------------
|
|
# config
|
|
|
|
nr_pvs=5
|
|
pvsize=$((80 * 1024 * 2))
|
|
|
|
vg=mirror-basic-vg-$$
|
|
lv1=lv1
|
|
lv2=lv2
|
|
lv3=lv3
|
|
|
|
# ---------------------------------------------------------------------
|
|
# Utilities
|
|
|
|
pv_()
|
|
{
|
|
echo "$G_dev_/mapper/pv$1"
|
|
}
|
|
|
|
lvdev_()
|
|
{
|
|
echo "$G_dev_/$1/$2"
|
|
}
|
|
|
|
mimages_are_redundant_ ()
|
|
{
|
|
local vg=$1
|
|
local lv=$vg/$2
|
|
local i
|
|
|
|
rm -f out
|
|
for i in $(lvs -odevices --noheadings $lv | sed 's/([^)]*)//g; s/,/ /g'); do
|
|
lvs -a -odevices --noheadings $vg/$i | sed 's/([^)]*)//g; s/,/ /g' | \
|
|
sort | uniq >> out
|
|
done
|
|
|
|
# if any duplication is found, it's not redundant
|
|
sort out | uniq -d | grep . && return 1
|
|
|
|
return 0
|
|
}
|
|
|
|
lv_is_contiguous_ ()
|
|
{
|
|
local lv=$1
|
|
|
|
# if the lv has multiple segments, it's not contiguous
|
|
[ $(lvs -a --segments --noheadings $lv | wc -l) -ne 1 ] && return 1
|
|
|
|
return 0
|
|
}
|
|
|
|
lv_is_clung_ ()
|
|
{
|
|
local lv=$1
|
|
|
|
# if any duplication is found, it's not redundant
|
|
[ $(lvs -a -odevices --noheadings $lv | sed 's/([^)]*)//g' | \
|
|
sort | uniq | wc -l) -ne 1 ] && return 1
|
|
|
|
return 0
|
|
}
|
|
|
|
mimages_are_contiguous_ ()
|
|
{
|
|
local vg=$1
|
|
local lv=$vg/$2
|
|
local i
|
|
|
|
for i in $(lvs -odevices --noheadings $lv | sed 's/([^)]*)//g; s/,/ /g'); do
|
|
lv_is_contiguous_ $vg/$i || return 1
|
|
done
|
|
|
|
return 0
|
|
}
|
|
|
|
mimages_are_clung_ ()
|
|
{
|
|
local vg=$1
|
|
local lv=$vg/$2
|
|
local i
|
|
|
|
for i in $(lvs -odevices --noheadings $lv | sed 's/([^)]*)//g; s/,/ /g'); do
|
|
lv_is_clung_ $vg/$i || return 1
|
|
done
|
|
|
|
return 0
|
|
}
|
|
|
|
mirrorlog_is_on_()
|
|
{
|
|
local lv="$1"_mlog
|
|
shift 1
|
|
lvs -a -odevices --noheadings $lv | sed 's/,/\n/g' > out
|
|
for d in $*; do grep "$d(" out || return 1; done
|
|
for d in $*; do grep -v "$d(" out > out2; mv out2 out; done
|
|
grep . out && return 1
|
|
return 0
|
|
}
|
|
|
|
save_dev_sum_()
|
|
{
|
|
mkfs.ext3 $1 > /dev/null &&
|
|
md5sum $1 > md5.$(basename $1)
|
|
}
|
|
|
|
check_dev_sum_()
|
|
{
|
|
md5sum $1 > md5.tmp && cmp md5.$(basename $1) md5.tmp
|
|
}
|
|
|
|
# ---------------------------------------------------------------------
|
|
# Initialize PVs and VGs
|
|
|
|
test_expect_success \
|
|
'set up temp file and loopback device' \
|
|
'lofile=$(pwd)/lofile && lodev=$(loop_setup_ "$lofile")'
|
|
|
|
offset=0
|
|
pvs=
|
|
for n in $(seq 1 $nr_pvs); do
|
|
test_expect_success \
|
|
"create pv$n" \
|
|
'echo "0 $pvsize linear $lodev $offset" > in &&
|
|
dmsetup create pv$n < in'
|
|
offset=$(($offset + $pvsize))
|
|
done
|
|
|
|
for n in $(seq 1 $nr_pvs); do
|
|
pvs="$pvs $(pv_ $n)"
|
|
done
|
|
|
|
test_expect_success \
|
|
"Run this: pvcreate $pvs" \
|
|
'pvcreate $pvs'
|
|
|
|
test_expect_success \
|
|
'set up a VG' \
|
|
'vgcreate $vg $pvs'
|
|
|
|
# ---------------------------------------------------------------------
|
|
# Common environment setup/cleanup for each sub testcases
|
|
|
|
prepare_lvs_()
|
|
{
|
|
lvremove -ff $vg;
|
|
:
|
|
}
|
|
|
|
check_and_cleanup_lvs_()
|
|
{
|
|
lvs -a -o+devices $vg &&
|
|
lvremove -ff $vg
|
|
}
|
|
|
|
test_expect_success "check environment setup/cleanup" \
|
|
'prepare_lvs_ &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
# ---------------------------------------------------------------------
|
|
# mirrored LV tests
|
|
|
|
# ---
|
|
# create
|
|
|
|
test_expect_success "create 2-way mirror with disklog from 3 PVs" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "create 2-way mirror with corelog from 2 PVs" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 --mirrorlog core -n $lv1 $vg $(pv_ 1) $(pv_ 2) &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "create 3-way mirror with disklog from 4 PVs" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m2 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 4) $(pv_ 3):0-1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
# ---
|
|
# convert
|
|
|
|
test_expect_success "convert from linear to 2-way mirror" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -n $lv1 $vg $(pv_ 1) &&
|
|
lvconvert -m+1 $vg/$lv1 $(pv_ 2) $(pv_ 3):0-1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "convert from 2-way mirror to linear" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvconvert -m-1 $vg/$lv1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "convert from disklog to corelog" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvconvert --mirrorlog core $vg/$lv1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "convert from corelog to disklog" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 --mirrorlog core -n $lv1 $vg $(pv_ 1) $(pv_ 2) &&
|
|
lvconvert --mirrorlog disk $vg/$lv1 $(pv_ 3):0-1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
# ---
|
|
# resize
|
|
|
|
test_expect_success "extend 2-way mirror" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvchange -an $vg/$lv1 &&
|
|
lvextend -l+2 $vg/$lv1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mimages_are_contiguous_ $vg $lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "reduce 2-way mirror" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l4 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvchange -an $vg/$lv1 &&
|
|
lvreduce -l-2 $vg/$lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "extend 2-way mirror (cling if not contiguous)" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvcreate -l1 -n $lv2 $vg $(pv_ 1) &&
|
|
lvcreate -l1 -n $lv3 $vg $(pv_ 2) &&
|
|
lvchange -an $vg/$lv1 &&
|
|
lvextend -l+2 $vg/$lv1 &&
|
|
mimages_are_redundant_ $vg $lv1 &&
|
|
mimages_are_clung_ $vg $lv1 &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
# ---
|
|
# failure cases
|
|
|
|
test_expect_failure "create 2-way mirror with disklog from 2 PVs" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2)'
|
|
test_expect_success "(cleanup previous test)" \
|
|
'check_and_cleanup_lvs_'
|
|
|
|
test_expect_failure "convert linear to 2-way mirror with 1 PV" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -n $lv1 $vg $(pv_ 1) &&
|
|
lvconvert -m+1 --mirrorlog core $vg/$lv1 $(pv_ 1)'
|
|
test_expect_success "(cleanup previous test)" \
|
|
'check_and_cleanup_lvs_'
|
|
|
|
# ---
|
|
# resync
|
|
# FIXME: using dm-delay to properly check whether the resync really started
|
|
|
|
test_expect_success "force resync 2-way active mirror" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
yes | lvchange --resync $vg/$lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
test_expect_success "force resync 2-way inactive mirror" \
|
|
'prepare_lvs_ &&
|
|
lvcreate -l2 -m1 -n $lv1 $vg $(pv_ 1) $(pv_ 2) $(pv_ 3):0-1 &&
|
|
lvchange -an $vg/$lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
lvchange --resync $vg/$lv1 &&
|
|
mirrorlog_is_on_ $vg/$lv1 $(pv_ 3) &&
|
|
check_and_cleanup_lvs_'
|
|
|
|
# ---------------------------------------------------------------------
|
|
|
|
test_done
|