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    if [ $d -eq 7 ]
  46    then
  47      losetup /dev/loop$d $targetdir/mdtest6 # for multipath use
  48    else
  49      losetup /dev/loop$d $targetdir/mdtest$d
  50    fi
  51    eval dev$d=/dev/loop$d
  52    eval file$d=$targetdir/mdtest$d
  53    eval devlist=\"\$devlist \$dev$d\"
  54 done
  55 path0=$dev6
  56 path1=$dev7
  57
  58
  59 # mdadm always adds --quiet, and we want to see any unexpected messages
  60 mdadm() {
  61     $mdadm 2>&1 --quiet "$@"
  62 }
  63
  64 # check various things
  65 check() {
  66    case $1 in
  67     raid* | linear )
  68       grep -s "active $1 " /proc/mdstat > /dev/null || {
  69                 echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
  70      ;;
  71     resync | recovery )
  72       sleep 0.1
  73       grep -s $1 /proc/mdstat > /dev/null || {
  74                 echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
  75      ;;
  76
  77      nosync )
  78        sleep 0.5
  79        if grep -s 're[synccovery]* =' > /dev/null /proc/mdstat ; then
  80            echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
  81        fi
  82      ;;
  83
  84     wait )
  85       sleep 0.1
  86       while grep 're[synccovery]* =' > /dev/null /proc/mdstat
  87       do sleep 2;
  88       done
  89       ;;
  90
  91     state )
  92        grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
  93                 echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
  94        sleep 0.5
  95       ;;
  96
  97     bitmap )
  98        grep -s bitmap > /dev/null /proc/mdstat || {
  99            echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exist 1; }
 100       ;;
 101     nobitmap )
 102        if grep -s "bitmap" > /dev/null /proc/mdstat
 103        then
 104            echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
 105        fi
 106       ;;
 107
 108     * ) echo >&2 ERROR unknown check $1 ; exit 1;
 109    esac
 110 }
 111
 112 # basic device test
 113
 114 testdev() {
 115    dev=$1
 116    cnt=$2
 117    dvsize=$3
 118    chunk=$4
 119    mkfs -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
 120    dsize=$[dvsize/chunk]
 121    dsize=$[dsize*chunk]
 122    rasize=$[dsize*1024*cnt]
 123    if [ $rasize -ne `/sbin/blockdev --getsize64 $dev` ]
 124    then
 125      echo "ERROR: size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not `/sbin/blockdev --getsize64 $dev`"
 126      exit 1
 127    fi
 128 }
 129
 130 rotest() {
 131   dev=$1
 132   fsck -fn $dev >&2
 133 }
 134
 135
 136
 137 for script in tests/$prefix*[^~]
 138 do
 139    # source script in a subshell, so it has access to our
 140    # namespace, but cannot change it.
 141    if ( set -ex ; . $script )  2> $targetdir/log
 142    then echo "$script succeeded"
 143    else cat $targetdir/log
 144         echo "$script failed"
 145        exit 1
 146    fi
 147 done
 148 exit 0