mirror of
git://sourceware.org/git/lvm2.git
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148 lines
3.2 KiB
Bash
148 lines
3.2 KiB
Bash
# Copyright (C) 2008 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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test_description="foo" # silence test-lib for now
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. ./test-lib.sh
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aux() {
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# use just "$@" for verbose operation
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"$@" > /dev/null 2> /dev/null
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}
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not () { "$@" && exit 1 || return 0; }
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teardown() {
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echo $LOOP
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echo $PREFIX
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test -n "$PREFIX" && {
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rm -rf /dev/$PREFIX*
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while dmsetup table | grep -q ^$PREFIX; do
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for s in `dmsetup table | grep ^$PREFIX| cut -f1 -d:`; do
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dmsetup resume $s 2>/dev/null > /dev/null || true
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dmsetup remove $s 2>/dev/null > /dev/null || true
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done
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done
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}
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test -n "$LOOP" && losetup -d $LOOP
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test -n "$LOOPFILE" && rm -f $LOOPFILE
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cleanup_ # user-overridable cleanup
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testlib_cleanup_ # call test-lib cleanup routine, too
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}
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make_ioerror() {
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echo 0 10000000 error | dmsetup create ioerror
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dmsetup resume ioerror
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ln -s /dev/mapper/ioerror /dev/ioerror
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}
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prepare_loop() {
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size=$1
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test -n "$size" || size=32
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test -n "$LOOP" && return 0
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trap "aux teardown" EXIT # don't forget to clean up
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LOOPFILE=test.img
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dd if=/dev/zero of=test.img bs=$((1024*1024)) count=1 seek=$(($size-1))
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LOOP=`losetup -s -f test.img`
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}
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prepare_devs() {
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local n="$1"
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test -z "$n" && n=3
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local devsize="$2"
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test -z "$devsize" && devsize=33
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prepare_loop $(($n*$devsize))
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PREFIX="LVMTEST$$"
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local loopsz=`blockdev --getsz $LOOP`
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local size=$(($loopsz/$n))
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for i in `seq 1 $n`; do
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local name="${PREFIX}pv$i"
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local dev="$G_dev_/mapper/$name"
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eval "dev$i=$dev"
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devs="$devs $dev"
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echo 0 $size linear $LOOP $((($i-1)*$size)) > $name.table
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dmsetup create $name $name.table
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dmsetup resume $name
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done
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# set up some default names
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vg=${PREFIX}vg
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vg1=${PREFIX}vg1
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vg2=${PREFIX}vg2
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lv=LV
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lv1=LV1
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lv2=LV2
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lv3=LV3
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}
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disable_dev() {
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for dev in "$@"; do
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# first we make the device inaccessible
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echo 0 10000000 error | dmsetup load $dev
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dmsetup resume $dev
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# now let's try to get rid of it if it's unused
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#dmsetup remove $dev
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done
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}
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enable_dev() {
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for dev in "$@"; do
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local name=`echo "$dev" | sed -e 's,.*/,,'`
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dmsetup create $name $name.table || dmsetup load $name $name.table
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dmsetup resume $dev
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done
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}
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prepare_pvs() {
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prepare_devs "$@"
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pvcreate $devs
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}
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prepare_vg() {
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prepare_pvs "$@"
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vgcreate $vg $devs
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}
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prepare_lvmconf() {
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cat > $G_root_/etc/lvm.conf <<-EOF
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devices {
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dir = "$G_dev_"
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scan = "$G_dev_"
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filter = [ "a/dev\/mirror/", "a/dev\/mapper/", "r/.*/" ]
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cache_dir = "$G_root_/etc"
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sysfs_scan = 0
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}
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log {
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verbose = $verboselevel
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syslog = 0
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indent = 1
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}
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backup {
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backup = 0
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archive = 0
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}
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global {
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library_dir = "$G_root_/lib"
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}
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EOF
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}
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set -vex
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aux prepare_lvmconf
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