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=/tmp
  28 size=20000
  29 mdsize0=19904
  30 mdsize1=19992
  31
  32 cleanup() {
  33         $mdadm -Ss
  34         for d in 0 1 2 3 4 5 6 7
  35         do losetup -d /dev/loop$d ; # rm -f $targetdir/mdtest$d
  36         done
  37 }
  38
  39 trap cleanup 0 1 2 3 15
  40
  41 devlist=
  42 for d in 0 1 2 3 4 5 6 7
  43 do
  44    [ -f $targetdir/mdtest$d ] || dd if=/dev/zero of=$targetdir/mdtest$d count=$size bs=1K > /dev/null 2>&1
  45    losetup /dev/loop$d $targetdir/mdtest$d
  46    eval dev$d=/dev/loop$d
  47    eval file$d=$targetdir/mdtest$d
  48    eval devlist=\"\$devlist \$dev$d\"
  49 done
  50
  51 # mdadm always adds --quiet, and we want to see any unexpected messages
  52 mdadm() {
  53     $mdadm 2>&1 --quiet "$@"
  54 }
  55
  56 # check various things
  57 check() {
  58    case $1 in
  59     raid* | linear )
  60       grep -s "active $1 " /proc/mdstat > /dev/null || {
  61                 echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
  62      ;;
  63     resync | recovery )
  64       sleep 0.1
  65       grep -s $1 /proc/mdstat > /dev/null || {
  66                 echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
  67      ;;
  68
  69      nosync )
  70        sleep 0.5
  71        if grep -s 're[synccovery]* =' > /dev/null /proc/mdstat ; then
  72            echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
  73        fi
  74      ;;
  75
  76     wait )
  77       sleep 0.1
  78       while grep 're[synccovery]* =' > /dev/null /proc/mdstat
  79       do sleep 2;
  80       done
  81       ;;
  82
  83     state )
  84        grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
  85                 echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
  86        sleep 0.5
  87       ;;
  88
  89     bitmap )
  90        grep -s bitmap > /dev/null /proc/mdstat || {
  91            echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exist 1; }
  92       ;;
  93     nobitmap )
  94        if grep -s "bitmap" > /dev/null /proc/mdstat
  95        then
  96            echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
  97        fi
  98       ;;
  99
 100     * ) echo >&2 ERROR unknown check $1 ; exit 1;
 101    esac
 102 }
 103
 104 # basic device test
 105
 106 testdev() {
 107    dev=$1
 108    cnt=$2
 109    dvsize=$3
 110    chunk=$4
 111    mkfs -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
 112    dsize=$[dvsize/chunk]
 113    dsize=$[dsize*chunk]
 114    rasize=$[dsize*1024*cnt]
 115    if [ $rasize -ne `/sbin/blockdev --getsize64 $dev` ]
 116    then
 117      echo "ERROR: size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not `/sbin/blockdev --getsize64 $dev`"
 118      exit 1
 119    fi
 120 }
 121
 122
 123
 124 for script in tests/$prefix*[^~]
 125 do
 126    # source script in a subshell, so it has access to our
 127    # namespace, but cannot change it.
 128    if ( set -ex ; . $script )  2> $targetdir/log
 129    then echo "$script succeeded"
 130    else cat $targetdir/log
 131         echo "$script failed"
 132        exit 1
 133    fi
 134 done
 135 exit 0