| # |
| # Test basic DDF functionality. |
| # |
| # Create a container with 5 drives |
| # create a small raid0 across them all, |
| # then a small raid10 using 4 drives, then a 2disk raid1 |
| # and a 3disk raid5 using the remaining space |
| # |
| # add some data, tear down the array, reassemble |
| # and make sure it is still there. |
| set -e |
| . tests/env-ddf-template |
| sda=$(get_rootdev) || exit 1 |
| |
| mdadm -CR /dev/md/ddf0 -e ddf -n 5 $dev8 $dev9 $dev10 $dev11 $dev12 |
| mdadm -CR r5 -l5 -n5 /dev/md/ddf0 -z 5000 |
| if mdadm -CR r5 -l1 -n2 /dev/md/ddf0 -z 5000 |
| then echo >&2 create with same name should fail ; exit 1 |
| fi |
| mdadm -CR r10 -l10 -n4 -pn2 /dev/md/ddf0 -z 5000 |
| mdadm -CR r1 -l1 -n2 /dev/md/ddf0 |
| mdadm -CR r0 -l0 -n3 /dev/md/ddf0 |
| testdev /dev/md/r5 4 5000 512 |
| testdev /dev/md/r10 2 5000 512 |
| # r0/r10 will use 4608 due to chunk size, so that leaves 23552 for the rest |
| testdev /dev/md/r1 1 23552 64 |
| testdev /dev/md/r0 3 23552 512 |
| dd if=$sda of=/dev/md/r0 || true |
| dd if=$sda of=/dev/md/r10 || true |
| dd if=$sda of=/dev/md/r1 || true |
| dd if=$sda of=/dev/md/r5 || true |
| |
| s0=`sha1sum /dev/md/r0` |
| s10=`sha1sum /dev/md/r10` |
| s1=`sha1sum /dev/md/r1` |
| s5=`sha1sum /dev/md/r5` |
| |
| |
| mdadm -Ss |
| mdadm -A /dev/md/ddf0 $dev8 $dev9 $dev10 $dev11 $dev12 |
| mdadm -I /dev/md/ddf0 |
| |
| udevadm settle |
| s0a=`sha1sum /dev/md/r0` |
| s10a=`sha1sum /dev/md/r10` |
| s1a=`sha1sum /dev/md/r1` |
| s5a=`sha1sum /dev/md/r5` |
| |
| if [ "$s0" != "$s0a" ]; then |
| echo r0 did not match ; exit 1; |
| fi |
| if [ "$s10" != "$s10a" ]; then |
| echo r10 did not match ; exit 1; |
| fi |
| if [ "$s1" != "$s1a" ]; then |
| echo r1 did not match ; exit 1; |
| fi |
| if [ "$s5" != "$s5a" ]; then |
| echo r5 did not match ; exit 1; |
| fi |
| |
| # failure status just means it has completed already, so ignore it. |
| mdadm --wait /dev/md/r1 || true |
| mdadm --wait /dev/md/r10 || true |
| mdadm --wait /dev/md/r5 || true |
| |
| mdadm -Dbs > /var/tmp/mdadm.conf |
| |
| mdadm -Ss |
| |
| # Now try to assemble using mdadm.conf |
| mdadm -Asc /var/tmp/mdadm.conf |
| check nosync # This failed once. The raid5 was resyncing. |
| udevadm settle |
| mdadm -Dbs | sort > /tmp/mdadm.conf |
| sort /var/tmp/mdadm.conf | diff /tmp/mdadm.conf - |
| mdadm -Ss |
| |
| # and now assemble fully incrementally. |
| for i in $dev8 $dev9 $dev10 $dev11 $dev12 |
| do |
| mdadm -I $i -c /var/tmp/mdadm.conf |
| done |
| check nosync |
| udevadm settle |
| mdadm -Dbs | sort > /tmp/mdadm.conf |
| sort /var/tmp/mdadm.conf | diff /tmp/mdadm.conf - |
| mdadm -Ss |
| rm /tmp/mdadm.conf /var/tmp/mdadm.conf |
