3
# create an array, then change the uuid.
5
mdadm -CR --assume-clean $md0 -l5 -n3 $dev0 $dev1 $dev2
7
mdadm -A /dev/md0 --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
9
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
10
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
16
mdadm -CR --assume-clean -e1 $md0 -l5 -n3 $dev0 $dev1 $dev2
18
mdadm -A /dev/md0 --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
20
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
21
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
26
# now if we have a bitmap, that needs updating too.
27
rm -f $targetdir/bitmap
28
mdadm -CR --assume-clean -b $targetdir/bitmap $md0 -l5 -n3 $dev0 $dev1 $dev2
30
mdadm -A /dev/md0 -b $targetdir/bitmap --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
32
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
33
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
35
if mdadm -X $targetdir/bitmap | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 ||
36
mdadm -X $targetdir/bitmap | grep -s > /dev/null 67452301:efcdab89:98badcfe:10325476
38
echo Wrong uuid; mdadm -X $targetdir/bitmap ; exit 2;
42
# and bitmap for version1
43
rm -f $targetdir/bitmap
44
mdadm -CR --assume-clean -e1.1 -b $targetdir/bitmap $md0 -l5 -n3 $dev0 $dev1 $dev2
46
mdadm -A /dev/md0 -b $targetdir/bitmap --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
48
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
49
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
51
# -X cannot tell which byteorder to use for the UUID, so allow both.
52
if mdadm -X $targetdir/bitmap | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 ||
53
mdadm -X $targetdir/bitmap | grep -s > /dev/null 67452301:efcdab89:98badcfe:10325476
55
echo Wrong uuid; mdadm -X $targetdir/bitmap ; exit 2;
59
# Internal bitmaps too.
60
mdadm -CR --assume-clean -b internal $md0 -l5 -n3 $dev0 $dev1 $dev2
62
mdadm -A /dev/md0 --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
64
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
65
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
67
mdadm -X $dev0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
68
echo Wrong uuid; mdadm -X $dev0; exit 2;
72
mdadm -CR --assume-clean -e1.2 -b internal $md0 -l5 -n3 $dev0 $dev1 $dev2
74
mdadm -A /dev/md0 --update=uuid --uuid=0123456789abcdef:fedcba9876543210 $dev0 $dev1 $dev2
76
mdadm -D /dev/md0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
77
echo Wrong uuid; mdadm -D /dev/md0 ; exit 2;
79
mdadm -X $dev0 | grep -s > /dev/null 01234567:89abcdef:fedcba98:76543210 || {
80
echo Wrong uuid; mdadm -X $dev0; exit 2;