tests/env-08imsm-overlap

   1 imsm_check() {
   2    case $1 in
   3     container )
   4       grep -s "$(((418 * $2)/2)) blocks super external:imsm" /proc/mdstat > /dev/null || {
   5                 echo >&2 "ERROR correctly formed container not found"; cat /proc/mdstat; exit 1;}
   6       ;;
   7     member )
   8       member=$2
   9       num_disks=$3
  10       level=$4
  11       size=$5
  12       offset=$6
  13       err=0
  14
  15       eval `stat -L -c "let major=0x%t; let minor=0x%T;" $member`
  16       sysfs=/sys/dev/block/${major}:${minor}
  17       if [ ! -f ${sysfs}/md/array_state ]; then
  18            echo "member array $member not found" >&2
  19            cat /proc/mdstat >&2
  20            exit 1
  21       fi
  22       for i in `seq 0 $((num_disks-1))`
  23       do
  24          _offset=`cat ${sysfs}/md/rd${i}/offset`
  25          if [ $offset -ne $((_offset/2)) ]; then
  26             echo "offset mismatch expected $offset got $_offset" >&2
  27             err=$((err+1))
  28          fi
  29          _size=`cat ${sysfs}/md/rd${i}/size`
  30          if [ $size -ne $_size ]; then
  31             echo "offset mismatch expected $size got $_size" >&2
  32             err=$((err+1))
  33          fi
  34       done
  35
  36       if [ $err -gt 0 ]; then
  37           echo "$member failed check" >&2
  38           cat /proc/mdstat >&2
  39           mdadm -E /dev/loop0 >&2
  40           exit 1
  41       fi
  42       ;;
  43     * ) echo >&2 ERROR unknown check $1 ; exit 1;
  44    esac
  45 }
  46
  47 setup_env() {
  48         export IMSM_DEVNAME_AS_SERIAL=1
  49         export IMSM_NO_PLATFORM=1
  50         container=/dev/md/container
  51         member0=/dev/md/vol0
  52         member1=/dev/md/vol1
  53         member2=/dev/md/vol2
  54         member3=/dev/md/vol3
  55         member4=/dev/md/vol4
  56 }
  57
  58 reset_env() {
  59         unset IMSM_DEVNAME_AS_SERIAL
  60         unset IMSM_NO_PLATFORM
  61         unset imsm_check
  62         unset container
  63         unset member0
  64         unset member1
  65         unset member2
  66         unset member3
  67         unset member4
  68 }