mirror of
git://sourceware.org/git/lvm2.git
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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')
285 lines
6.3 KiB
Bash
285 lines
6.3 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2010-2012 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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# check.sh: assert various things about volumes
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# USAGE:
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# check linear VG LV
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# check lv_on VG LV PV
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# check mirror VG LV [LOGDEV|core]
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# check mirror_nonredundant VG LV
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# check mirror_legs VG LV N
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# check mirror_images_on VG LV DEV [DEV...]
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# ...
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test -z "$BASH" || set -e -o pipefail
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die() {
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echo "$@" >&2
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return 1
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}
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lvl() {
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lvs -a --noheadings "$@"
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}
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lvdevices() {
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get lv_devices "$@"
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}
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mirror_images_redundant() {
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local vg=$1
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local lv=$vg/$2
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lvs -a $vg -o+devices
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for i in $(lvdevices $lv); do
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echo "# $i:"
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lvdevices $vg/$i | sort | uniq
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done > check.tmp.all
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(grep -v ^# check.tmp.all || true) | sort | uniq -d > check.tmp
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test $(cat check.tmp | wc -l) -eq 0 || \
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die "mirror images of $lv expected redundant, but are not:" \
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$(cat check.tmp.all)
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}
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lv_on() {
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local lv=$1/$2
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(lvdevices $lv | grep -F "$3") || \
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die "LV $lv expected on $3 but is not:" \
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$(lvdevices $lv)
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test $(lvdevices $lv | grep -vF "$3" | wc -l) -eq 0 || \
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die "LV $lv contains unexpected devices:" \
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$(lvdevices $lv)
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}
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mirror_images_on() {
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local vg=$1
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local lv=$2
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shift 2
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for i in $(lvdevices $lv); do
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lv_on $vg $lv $1
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shift
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done
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}
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mirror_log_on() {
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local vg=$1
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local lv=$2
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local where=$3
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if test "$where" = "core"; then
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get lv_field $vg/$lv mirror_log | not grep mlog
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else
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lv_on $vg ${lv}_mlog "$where"
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fi
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}
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lv_is_contiguous() {
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local lv=$1/$2
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test $(lvl --segments $lv | wc -l) -eq 1 || \
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die "LV $lv expected to be contiguous, but is not:" \
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$(lvl --segments $lv)
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}
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lv_is_clung() {
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local lv=$1/$2
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test $(lvdevices $lv | sort | uniq | wc -l) -eq 1 || \
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die "LV $lv expected to be clung, but is not:" \
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$(lvdevices $lv | sort | uniq)
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}
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mirror_images_contiguous() {
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for i in $(lvdevices $1/$2); do
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lv_is_contiguous $1 $i
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done
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}
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mirror_images_clung() {
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for i in $(lvdevices $1/$2); do
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lv_is_clung $1 $i
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done
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}
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mirror() {
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mirror_nonredundant "$@"
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mirror_images_redundant $1 $2
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}
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mirror_nonredundant() {
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local lv=$1/$2
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local attr=$(get lv_field $lv attr)
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(echo "$attr" | grep "^......m...$" >/dev/null) || {
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if (echo "$attr" | grep "^o.........$" >/dev/null) &&
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lvs -a | fgrep "[${2}_mimage" >/dev/null; then
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echo "TEST WARNING: $lv is a snapshot origin and looks like a mirror,"
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echo "assuming it is actually a mirror"
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else
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die "$lv expected a mirror, but is not:" \
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$(lvs $lv)
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fi
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}
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test -z "$3" || mirror_log_on $1 $2 "$3"
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}
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mirror_legs() {
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local expect=$3
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test "$expect" -eq $(lvdevices $1/$2 | wc -w)
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}
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mirror_no_temporaries() {
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local vg=$1
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local lv=$2
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(lvl -o name $vg | grep $lv | not grep "tmp") || \
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die "$lv has temporary mirror images unexpectedly:" \
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$(lvl $vg | grep $lv)
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}
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linear() {
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local lv=$1/$2
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test $(get lv_field $lv stripes -a) -eq 1 || \
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die "$lv expected linear, but is not:" \
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$(lvl $lv -o+devices)
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}
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# in_sync <VG> <LV>
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# Works for "mirror" and "raid*"
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in_sync() {
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local a
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local b
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local idx
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local type
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local snap=""
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local lvm_name="$1/$2"
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local dm_name=$(echo $lvm_name | sed s:-:--: | sed s:/:-:)
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if ! a=(`dmsetup status $dm_name`); then
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die "Unable to get sync status of $1"
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elif [ ${a[2]} = "snapshot-origin" ]; then
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if ! a=(`dmsetup status ${dm_name}-real`); then
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die "Unable to get sync status of $1"
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fi
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snap=": under snapshot"
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fi
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if [ ${a[2]} = "raid" ]; then
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# 6th argument is the sync ratio for RAID
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idx=6
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type=${a[3]}
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elif [ ${a[2]} = "mirror" ]; then
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# 4th Arg tells us how far to the sync ratio
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idx=$((${a[3]} + 4))
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type=${a[2]}
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else
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die "Unable to get sync ratio for target type '${a[2]}'"
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fi
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b=( $(echo ${a[$idx]} | sed s:/:' ':) )
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if [ ${b[0]} != ${b[1]} ]; then
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echo "$lvm_name ($type$snap) is not in-sync"
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return 1
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fi
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if [[ ${a[$(($idx - 1))]} =~ a ]]; then
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die "$lvm_name ($type$snap) in-sync, but 'a' characters in health status"
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fi
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echo "$lvm_name ($type$snap) is in-sync"
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return 0
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}
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active() {
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local lv=$1/$2
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(get lv_field $lv attr | grep "^....a.....$" >/dev/null) || \
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die "$lv expected active, but lvs says it's not:" \
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$(lvl $lv -o+devices)
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dmsetup info $1-$2 >/dev/null ||
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die "$lv expected active, lvs thinks it is but there are no mappings!"
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}
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inactive() {
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local lv=$1/$2
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(get lv_field $lv attr | grep "^....[-isd].....$" >/dev/null) || \
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die "$lv expected inactive, but lvs says it's not:" \
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$(lvl $lv -o+devices)
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not dmsetup info $1-$2 2>/dev/null || \
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die "$lv expected inactive, lvs thinks it is but there are mappings!"
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}
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# Check for list of LVs from given VG
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lv_exists() {
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local vg=$1
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local lv=
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while [ $# -gt 1 ]; do
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shift
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lv="$lv $vg/$1"
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done
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lvl $lv &>/dev/null || \
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die "$lv expected to exist but does not"
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}
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pv_field() {
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local actual=$(get pv_field "$1" "$2" "${@:4}")
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test "$actual" = "$3" || \
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die "pv_field: PV=\"$1\", field=\"$2\", actual=\"$actual\", expected=\"$3\""
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}
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vg_field() {
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local actual=$(get vg_field $1 "$2" "${@:4}")
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test "$actual" = "$3" || \
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die "vg_field: vg=$1, field=\"$2\", actual=\"$actual\", expected=\"$3\""
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}
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lv_field() {
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local actual=$(get lv_field $1 "$2" "${@:4}")
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test "$actual" = "$3" || \
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die "lv_field: lv=$lv, field=\"$2\", actual=\"$actual\", expected=\"$3\""
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}
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compare_fields() {
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local cmd1=$1
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local obj1=$2
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local field1=$3
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local cmd2=$4
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local obj2=$5
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local field2=$6
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local val1=$($cmd1 --noheadings -o "$field1" "$obj1")
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local val2=$($cmd2 --noheadings -o "$field2" "$obj2")
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test "$val1" = "$val2" || \
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die "compare_fields $obj1($field1): $val1 $obj2($field2): $val2"
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}
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compare_vg_field() {
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local vg1=$1
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local vg2=$2
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local field=$3
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local val1=$(vgs --noheadings -o "$field" $vg1)
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local val2=$(vgs --noheadings -o "$field" $vg2)
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test "$val1" = "$val2" || \
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die "compare_vg_field: $vg1: $val1, $vg2: $val2"
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}
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pvlv_counts() {
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local local_vg=$1
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local num_pvs=$2
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local num_lvs=$3
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local num_snaps=$4
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lvs -o+devices $local_vg
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vg_field $local_vg pv_count $num_pvs
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vg_field $local_vg lv_count $num_lvs
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vg_field $local_vg snap_count $num_snaps
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}
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unset LVM_VALGRIND
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"$@"
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