# create a raid0 array from 3 devices, and assemble it in a multitude of ways.
# explicitly list devices
# uuid, md-minor on command line with wildcard devices
# mdadm.conf file

mdadm -CR $md2 -l0 -n3 $dev0 $dev1 $dev2
check raid0
tst="testdev $md2 3 $mdsize1_l 512"
$tst
uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
mdadm -S $md2

mdadm -A $md2 $dev0 $dev1 $dev2
$tst
mdadm -S $md2

mdadm -A $md2 -u $uuid $devlist
$tst
mdadm -S $md2

mdadm --assemble $md2 --name=2 $devlist
$tst
mdadm -S $md2

conf=$targetdir/mdadm.conf
{
  echo DEVICE $devlist
  echo array $md2 UUID=$uuid
} > $conf

mdadm -As -c $conf $md2
$tst
mdadm -S $md2

{
  echo DEVICE $devlist
  echo array $md2 name=2
} > $conf

mdadm -As -c $conf $md2
$tst
mdadm -S $md2


{
  echo DEVICE $devlist
  echo array $md2 devices=$dev0,$dev1,$dev2
} > $conf

mdadm -As -c $conf $md2
$tst

echo "DEVICE $devlist" > $conf
mdadm -Db $md2 >> $conf
mdadm -S $md2

mdadm --assemble --scan --config=$conf $md2
$tst
mdadm -S $md2

echo "  metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
mdadm --assemble --scan --config=$conf $md2
$tst
mdadm -S $md2


### Now for version 0...

mdadm --zero-superblock $dev0 $dev1 $dev2
mdadm -CR $md2 -llinear --metadata=0.90 -n3 $dev0 $dev1 $dev2
check linear
tst="testdev $md2 3 $mdsize0 1"
$tst

uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
mdadm -S $md2

mdadm -A $md2 $dev0 $dev1 $dev2
$tst
mdadm -S $md2

mdadm -A $md2 -u $uuid $devlist
$tst
mdadm -S $md2

mdadm --assemble $md2 --super-minor=2 $devlist #
$tst
mdadm -S $md2

conf=$targetdir/mdadm.conf
{
  echo DEVICE $devlist
  echo array $md2 UUID=$uuid
} > $conf

mdadm -As -c $conf $md2
$tst
mdadm -S $md2

{
  echo DEVICE $devlist
  echo array $md2 super-minor=2
} > $conf

mdadm -As -c $conf $md2
$tst
mdadm -S $md2


{
  echo DEVICE $devlist
  echo array $md2 devices=$dev0,$dev1,$dev2
} > $conf

mdadm -As -c $conf $md2
$tst

echo "DEVICE $devlist" > $conf
mdadm -Db $md2 >> $conf
mdadm -S $md2

mdadm --assemble --scan --config=$conf $md2
$tst
mdadm -S $md2

echo "  metadata=1 devices=$dev0,$dev1,$dev2" >> $conf
mdadm --assemble --scan --config=$conf $md2
$tst
mdadm -S $md2

# Now use incremental assembly.
mdadm -I --config=$conf $dev0
mdadm -I --config=$conf $dev1
mdadm -I --config=$conf $dev2
$tst
mdadm -S $md2