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imsm: fix spare promotion
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1 #!/bin/sh
2 #
3 # run test suite for mdadm
4 user=`id -un`
5 if [ " $user" != " root" ]
6 then echo >&2 "test: testing can only be done as 'root'."
7 exit 1;
8 fi
9
10 prefix='[0-9][0-9]'
11 if [ -n "$1" ]
12 then prefix=$1
13 fi
14
15 dir=`pwd`
16 mdadm=$dir/mdadm
17 if [ \! -x $mdadm ]
18 then
19 echo >&2 "test: $mdadm isn't usable."
20 fi
21
22 # assume md0, md1, md2 exist in /dev
23 md0=/dev/md0 md1=/dev/md1 md2=/dev/md2
24 mdp0=/dev/md_d0
25 mdp1=/dev/md_d1
26
27 # We test mdadm on loop-back block devices.
28 # dir for storing files should be settable by command line maybe
29 targetdir=/var/tmp
30 size=20000
31 # super0, round down to multiple of 64 and substract 64
32 mdsize0=19904
33 # super00 is nested, subtract 128
34 mdsize00=19840
35 # super1.0 round down to multiple of 2, subtract 8
36 mdsize1=19992
37 # super1.1 for linear: round to multiple of 2, subtract 4
38 mdsize1_l=19996
39 # subtract another 4 for bitmaps
40 mdsize1b=19988
41 mdsize11=19992
42 mdsize12=19988
43
44 # ddf needs bigger devices as 32Meg is reserved!
45 ddfsize=65536
46
47 cleanup() {
48 udevadm settle
49 $mdadm -Ssq
50 for d in 0 1 2 3 4 5 6 7 8 9 10 11 12
51 do
52 losetup -d /dev/loop$d ; # rm -f $targetdir/mdtest$d
53 done
54 }
55
56 trap cleanup 0 1 2 3 15
57
58 devlist=
59 for d in 0 1 2 3 4 5 6 7 8 9 10 11 12
60 do
61 sz=$size
62 if [ $d -gt 7 ]; then sz=$ddfsize ; fi
63 [ -f $targetdir/mdtest$d ] || dd if=/dev/zero of=$targetdir/mdtest$d count=$sz bs=1K > /dev/null 2>&1
64 [ -b /dev/loop$d ] || mknod /dev/loop$d b 7 $d
65 if [ $d -eq 7 ]
66 then
67 losetup /dev/loop$d $targetdir/mdtest6 # for multipath use
68 else
69 losetup /dev/loop$d $targetdir/mdtest$d
70 fi
71 eval dev$d=/dev/loop$d
72 eval file$d=$targetdir/mdtest$d
73 eval devlist=\"\$devlist \$dev$d\"
74 #" <-- add this quote to un-confuse vim syntax highlighting
75 done
76 path0=$dev6
77 path1=$dev7
78
79 ulimit -c unlimited
80 [ -f /proc/mdstat ] || modprobe md_mod
81 echo 2000 > /proc/sys/dev/raid/speed_limit_max
82 echo 0 > /sys/module/md_mod/parameters/start_ro
83
84 if [ " $1" = " setup" ]
85 then trap 0 ; exit 0
86 fi
87
88 # mdadm always adds --quiet, and we want to see any unexpected messages
89 mdadm() {
90 rm -f $targetdir/stderr
91 case $* in
92 *-S* ) udevadm settle;;
93 esac
94 case $* in
95 *-C* ) $mdadm 2> $targetdir/stderr --quiet "$@" --auto=yes;;
96 * ) $mdadm 2> $targetdir/stderr --quiet "$@"
97 esac
98 rv=$?
99 cat >&2 $targetdir/stderr
100 return $rv
101 }
102
103 # check various things
104 check() {
105 case $1 in
106 spares )
107 spares=`tr '] ' '\012\012' < /proc/mdstat | grep -c '(S)' || exit 0`
108 if [ $spares -ne $2 ]
109 then
110 echo >&2 "ERROR expected $2 spares, found $spares"; exit 1;
111 fi
112 ;;
113 raid* | linear )
114 grep -s "active $1 " /proc/mdstat > /dev/null || {
115 echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
116 ;;
117 resync | recovery | reshape)
118 sleep 0.5
119 grep -s $1 /proc/mdstat > /dev/null || {
120 echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
121 ;;
122
123 nosync )
124 sleep 0.5
125 if grep -s -E '(resync|recovery|reshape) =' > /dev/null /proc/mdstat ; then
126 echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
127 fi
128 ;;
129
130 wait )
131 sleep 0.1
132 while grep -E '(resync|recovery|reshape|check|repair) =' > /dev/null /proc/mdstat
133 do sleep 2;
134 done
135 ;;
136
137 state )
138 grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
139 echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
140 sleep 0.5
141 ;;
142
143 bitmap )
144 grep -s bitmap > /dev/null /proc/mdstat || {
145 echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exit 1; }
146 ;;
147 nobitmap )
148 if grep -s "bitmap" > /dev/null /proc/mdstat
149 then
150 echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
151 fi
152 ;;
153
154 * ) echo >&2 ERROR unknown check $1 ; exit 1;
155 esac
156 }
157
158 no_errors() {
159 if [ -s $targetdir/stderr ]
160 then echo Bad errors from mdadm: ; cat $targetdir/stderr; exit 2;
161 fi
162 }
163 # basic device test
164
165 testdev() {
166 udevadm settle
167 dev=$1
168 cnt=$2
169 dvsize=$3
170 chunk=$4
171 if [ -z "$5" ]; then
172 mkfs -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
173 fi
174 dsize=$[dvsize/chunk]
175 dsize=$[dsize*chunk]
176 rasize=$[dsize*2*cnt]
177 # rasize is in sectors
178 if [ -n "$DEV_ROUND_K" ]; then
179 rasize=$[rasize/DEV_ROUND_K/2]
180 rasize=$[rasize*DEV_ROUND_K*2]
181 fi
182 if [ `/sbin/blockdev --getsize $dev` -eq 0 ]; then sleep 2 ; fi
183 if [ $rasize -ne `/sbin/blockdev --getsize $dev` ]
184 then
185 echo "ERROR: size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not `/sbin/blockdev --getsize $dev`"
186 exit 1
187 fi
188 }
189
190 rotest() {
191 dev=$1
192 fsck -fn $dev >&2
193 }
194
195 setup_environment() {
196 if [ -f $1 ]; then
197 . $environment
198 setup_env
199 fi
200 }
201
202 reset_environment() {
203 if [ -f $1 ]; then
204 reset_env
205 unset setup_env
206 unset reset_env
207 fi
208 }
209
210 for script in tests/$prefix tests/$prefix*[^~]
211 do
212 if [ -f "$script" ]
213 then
214 rm -f $targetdir/stderr
215 # stop all arrays, just incase some script left an array active.
216 mdadm -Ssq
217 mdadm --zero $devlist 2> /dev/null
218 mdadm --zero $devlist 2> /dev/null
219 environment="tests/env-`basename $script`"
220 setup_environment $environment
221 # source script in a subshell, so it has access to our
222 # namespace, but cannot change it.
223 if ( set -ex ; . $script ) 2> $targetdir/log
224 then echo "$script succeeded"
225 else cat $targetdir/log ; cat $targetdir/stderr
226 echo "$script failed"
227 reset_environment $environment
228 exit 1
229 fi
230 reset_environment $environment
231 fi
232 done
233 exit 0