projects / thirdparty / mdadm.git / blame
| Commit | Line | Data |
|---|---|---|
| 78e3d2a3 N |
1 | # |
| 2 | # Test basic DDF functionality. | |
| 3 | # | |
| 4 | # Create a container with 5 drives | |
| 5 | # create a small raid0 across them all, then a 2disk raid1 | |
| 6 | # and a 3disk raid5 using the remaining space | |
| 7 | # | |
| 8 | # add some data, tear down the array, reassemble | |
| 9 | # and make sure it is still there. | |
| 10 | ||
| 11 | mdadm -CR /dev/md/ddf0 -e ddf -n 5 $dev8 $dev9 $dev10 $dev11 $dev12 | |
| 12 | mdadm -CR r0 -l0 -n5 /dev/md/ddf0 -z 5000 | |
| 13 | mdadm -CR r1 -l1 -n2 /dev/md/ddf0 | |
| 14 | mdadm -CR r5 -l5 -n3 /dev/md/ddf0 | |
| 15 | testdev /dev/md/r0 5 5000 64 | |
| 16 | # r0 will use 4992 due to chunk size, so that leave 27776 for the rest | |
| 17 | testdev /dev/md/r1 1 27776 1 | |
| 18 | testdev /dev/md/r5 2 27776 64 | |
| 19 | dd if=/dev/sda of=/dev/md/r0 || true | |
| 20 | dd if=/dev/sda of=/dev/md/r1 || true | |
| 21 | dd if=/dev/sda of=/dev/md/r5 || true | |
| 22 | ||
| 23 | s0=`sha1sum /dev/md/r0` | |
| 24 | s1=`sha1sum /dev/md/r1` | |
| 25 | s5=`sha1sum /dev/md/r5` | |
| 26 | ||
| 27 | ||
| 28 | mdadm -Ss | |
| 29 | mdadm -A /dev/md/ddf0 $dev8 $dev9 $dev10 $dev11 $dev12 | |
| 30 | mdadm -I /dev/md/ddf0 | |
| 31 | ||
| 32 | s0a=`sha1sum /dev/md/r0` | |
| 33 | s1a=`sha1sum /dev/md/r1` | |
| 34 | s5a=`sha1sum /dev/md/r5` | |
| 35 | ||
| 36 | if [ "$s0" != "$s0a" ]; then | |
| 37 | echo r0 did not match ; exit 1; | |
| 38 | fi | |
| 39 | if [ "$s1" != "$s1a" ]; then | |
| 40 | echo r1 did not match ; exit 1; | |
| 41 | fi | |
| 42 | if [ "$s5" != "$s5a" ]; then | |
| 43 | echo r5 did not match ; exit 1; | |
| 44 | fi | |
| 45 | ||
| 46 | # failure status just means it has completed already, so ignore it. | |
| 47 | mdadm --wait /dev/md/r1 || true | |
| 48 | mdadm --wait /dev/md/r5 || true | |
| 49 | ||
| 50 | mdadm -Dbs > /var/tmp/mdadm.conf | |
| 51 | ||
| 52 | mdadm -Ss | |
| 53 | ||
| 54 | # Now try to assemble using mdadm.conf | |
| 55 | mdadm -Asc /var/tmp/mdadm.conf | |
| 56 | check nosync # This failed once. The raid5 was resyncing. | |
| 57 | ||
| 58 | mdadm -Dbs > /tmp/mdadm.conf | |
| 59 | diff /tmp/mdadm.conf /var/tmp/mdadm.conf | |
| 60 | mdadm -Ss | |
| 61 | ||
| 62 | # and now assemble fully incrementally. | |
| 63 | for i in $dev8 $dev9 $dev10 $dev11 $dev12 | |
| 64 | do | |
| 65 | #./mdadm -I $i -vv 2>&1 | wc -l > /tmp/cnt | |
| 66 | ./mdadm -I $i 2> /tmp/thing | |
| 67 | wc -l < /tmp/thing > /tmp/cnt | |
| 68 | # should find container and 2 devices, so 3 lines. | |
| 69 | [ `cat /tmp/cnt` -eq 3 ] | |
| 70 | done | |
| 71 | check nosync | |
| 72 | ||
| 73 | mdadm -Dbs > /tmp/mdadm.conf | |
| 74 | diff /tmp/mdadm.conf /var/tmp/mdadm.conf | |
| 75 | mdadm -Ss | |
| 76 | rm /tmp/mdadm.conf /var/tmp/mdadm.conf |