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 export check="sh $dir/tests/check"
  23
  24 # assume md0, md1, md2 exist in /dev
  25 md0=/dev/md0 md1=/dev/md1 md2=/dev/md2
  26
  27 # We test mdadm on loop-back block devices.
  28 # dir for storing files should be settable by command line maybe
  29 targetdir=/tmp
  30 size=20000
  31 mdsize0=19904
  32 mdsize1=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=$size bs=1K > /dev/null 2>&1
  47    losetup /dev/loop$d $targetdir/mdtest$d
  48    eval dev$d=/dev/loop$d
  49    eval devlist=\"\$devlist \$dev$d\"
  50 done
  51
  52 # mdadm always adds --quiet, and we want to see any unexpected messages
  53 mdadm() {
  54     $mdadm 2>&1 --quiet "$@"
  55 }
  56
  57 # check various things
  58 check() {
  59    case $1 in
  60     raid* | linear )
  61       grep -s "active $1 " /proc/mdstat > /dev/null || {
  62                 echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
  63      ;;
  64     resync | recovery )
  65       sleep 0.1
  66       grep -s $1 /proc/mdstat > /dev/null || {
  67                 echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
  68      ;;
  69
  70      nosync )
  71        sleep 0.5
  72        if grep -s 're[synccovery]* =' > /dev/null /proc/mdstat ; then
  73            echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
  74        fi
  75      ;;
  76
  77     wait )
  78       sleep 0.1
  79       while grep 're[synccovery]* =' > /dev/null /proc/mdstat
  80       do sleep 2;
  81       done
  82       ;;
  83
  84     state )
  85        grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
  86                 echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
  87        sleep 0.5
  88       ;;
  89
  90     * ) echo >&2 ERROR unknown check $1 ; exit 1;
  91    esac
  92 }
  93
  94 # basic device test
  95
  96 testdev() {
  97    dev=$1
  98    cnt=$2
  99    dvsize=$3
 100    chunk=$4
 101    mkfs -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
 102    dsize=$[dvsize/chunk]
 103    dsize=$[dsize*chunk]
 104    rasize=$[dsize*1024*cnt]
 105    if [ $rasize -ne `/sbin/blockdev --getsize64 $dev` ]
 106    then
 107      echo "ERROR: size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not `/sbin/blockdev --getsize64 $dev`"
 108      exit 1
 109    fi
 110 }
 111
 112
 113
 114 for script in tests/$prefix*[^~]
 115 do
 116    # source script in a subshell, so it has access to our
 117    # namespace, but cannot change it.
 118    if ( set -ex ; . $script )  2> $targetdir/log
 119    then echo "$script succeeded"
 120    else cat $targetdir/log
 121         echo "$script failed"
 122        exit 1
 123    fi
 124 done
 125 exit 0