test

   1 #!/bin/sh
   2 #
   3 # run test suite for mdadm
   4 user=`id -un`
   5 if [ " $user" != " root" ]
   6 then echo >&2 "test: testing can only be done as 'root'."
   7      exit 1;
   8 fi
   9
  10 prefix='[0-9][0-9]'
  11 if [ -n "$1" ]
  12 then prefix=$1
  13 fi
  14
  15 dir=`pwd`
  16 mdadm=$dir/mdadm
  17 if [ \! -x $mdadm ]
  18 then
  19    echo >&2 "test: $mdadm isn't usable."
  20 fi
  21
  22 # assume md0, md1, md2 exist in /dev
  23 md0=/dev/md0 md1=/dev/md1 md2=/dev/md2
  24
  25 # We test mdadm on loop-back block devices.
  26 # dir for storing files should be settable by command line maybe
  27 targetdir=/var/tmp
  28 size=20000
  29 mdsize0=19904
  30 mdsize1=19992
  31 mdsize11=19996
  32 mdsize12=19992
  33
  34 cleanup() {
  35         $mdadm -Ss
  36         for d in 0 1 2 3 4 5 6 7
  37         do losetup -d /dev/loop$d ; # rm -f $targetdir/mdtest$d
  38         done
  39 }
  40
  41 trap cleanup 0 1 2 3 15
  42
  43 devlist=
  44 for d in 0 1 2 3 4 5 6 7
  45 do
  46    [ -f $targetdir/mdtest$d ] || dd if=/dev/zero of=$targetdir/mdtest$d count=$size bs=1K > /dev/null 2>&1
  47    if [ $d -eq 7 ]
  48    then
  49      losetup /dev/loop$d $targetdir/mdtest6 # for multipath use
  50    else
  51      losetup /dev/loop$d $targetdir/mdtest$d
  52    fi
  53    eval dev$d=/dev/loop$d
  54    eval file$d=$targetdir/mdtest$d
  55    eval devlist=\"\$devlist \$dev$d\"
  56 done
  57 path0=$dev6
  58 path1=$dev7
  59
  60 if [ " $1" = " setup" ]
  61 then trap 0 ; exit 0
  62 fi
  63
  64 # mdadm always adds --quiet, and we want to see any unexpected messages
  65 mdadm() {
  66     $mdadm --quiet "$@"
  67 }
  68
  69 # check various things
  70 check() {
  71    case $1 in
  72     spares )
  73        spares=`tr '] ' '\012\012' < /proc/mdstat | grep -c '(S)' || exit 0`
  74        if [ $spares -ne $2 ]
  75        then
  76           echo >&2 "ERROR expected $2 spares, found $spares"; exit 1;
  77        fi
  78       ;;
  79     raid* | linear )
  80       grep -s "active $1 " /proc/mdstat > /dev/null || {
  81                 echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
  82      ;;
  83     resync | recovery )
  84       sleep 0.5
  85       grep -s $1 /proc/mdstat > /dev/null || {
  86                 echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
  87      ;;
  88
  89      nosync )
  90        sleep 0.5
  91        if grep -s 're[synccovery]* =' > /dev/null /proc/mdstat ; then
  92            echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
  93        fi
  94      ;;
  95
  96     wait )
  97       sleep 0.1
  98       while grep 're[synccovery]* =' > /dev/null /proc/mdstat
  99       do sleep 2;
 100       done
 101       ;;
 102
 103     state )
 104        grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
 105                 echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
 106        sleep 0.5
 107       ;;
 108
 109     bitmap )
 110        grep -s bitmap > /dev/null /proc/mdstat || {
 111            echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exit 1; }
 112       ;;
 113     nobitmap )
 114        if grep -s "bitmap" > /dev/null /proc/mdstat
 115        then
 116            echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
 117        fi
 118       ;;
 119
 120     * ) echo >&2 ERROR unknown check $1 ; exit 1;
 121    esac
 122 }
 123
 124 # basic device test
 125
 126 testdev() {
 127    dev=$1
 128    cnt=$2
 129    dvsize=$3
 130    chunk=$4
 131    mkfs -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
 132    dsize=$[dvsize/chunk]
 133    dsize=$[dsize*chunk]
 134    rasize=$[dsize*1024*cnt]
 135    if [ $rasize -ne `/sbin/blockdev --getsize64 $dev` ]
 136    then
 137      echo "ERROR: size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not `/sbin/blockdev --getsize64 $dev`"
 138      exit 1
 139    fi
 140 }
 141
 142 rotest() {
 143   dev=$1
 144   fsck -fn $dev >&2
 145 }
 146
 147
 148
 149 for script in tests/$prefix tests/$prefix*[^~]
 150 do
 151   if [ -f "$script" ]
 152   then
 153    # source script in a subshell, so it has access to our
 154    # namespace, but cannot change it.
 155    if ( set -ex ; . $script )  2> $targetdir/log
 156    then echo "$script succeeded"
 157    else cat $targetdir/log
 158         echo "$script failed"
 159        exit 1
 160    fi
 161   fi
 162 done
 163 exit 0