external/gpl2/lvm2/dist/test/t-pvmove-basic.sh

   1 #!/bin/sh
   2 # Copyright (C) 2008 Red Hat, Inc. All rights reserved.
   3 # Copyright (C) 2007 NEC Corporation
   4 #
   5 # This copyrighted material is made available to anyone wishing to use,
   6 # modify, copy, or redistribute it subject to the terms and conditions
   7 # of the GNU General Public License v.2.
   8 #
   9 # You should have received a copy of the GNU General Public License
  10 # along with this program; if not, write to the Free Software Foundation,
  11 # Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  12
  13 test_description="ensure that pvmove works with basic options"
  14
  15 . ./test-utils.sh
  16
  17 dmsetup_has_dm_devdir_support_ || exit 200
  18
  19 # ---------------------------------------------------------------------
  20 # Utilities
  21
  22 lvdev_() {
  23   echo "$G_dev_/$1/$2"
  24 }
  25
  26 lv_is_on_() {
  27   local lv=$1 #allready vg/lv
  28   shift 1
  29   lvs -a -odevices --noheadings $lv | sed 's/,/\n/g' > out
  30 #is on all specified devs
  31   for d in $*; do grep "$d(" out; done
  32 #isn't on any other dev (we are set -e remember)
  33   for d in $*; do ! grep -v "$d(" out; done
  34   return 0
  35 }
  36
  37 save_dev_sum_() {
  38   mkfs.ext3 $1 > /dev/null &&
  39   md5sum $1 > md5.$(basename $1)
  40 }
  41
  42 check_dev_sum_() {
  43   md5sum $1 > md5.tmp && cmp md5.$(basename $1) md5.tmp
  44 }
  45
  46 # ---------------------------------------------------------------------
  47 # Initialize PVs and VGs
  48
  49 aux prepare_vg 5 80
  50
  51 # ---------------------------------------------------------------------
  52 # Common environment setup/cleanup for each sub testcases
  53
  54 prepare_lvs_() {
  55   lvcreate -l2 -n $lv1 $vg $dev1
  56     lv_is_on_ $vg/$lv1 $dev1
  57   lvcreate -l9 -i3 -n $lv2 $vg $dev2 $dev3 $dev4
  58     lv_is_on_ $vg/$lv2 $dev2 $dev3 $dev4
  59   lvextend -l+2 $vg/$lv1 $dev2
  60     lv_is_on_ $vg/$lv1 $dev1 $dev2
  61   lvextend -l+2 $vg/$lv1 $dev3
  62     lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev3
  63   lvextend -l+2 $vg/$lv1 $dev1
  64     lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev3 $dev1
  65   lvcreate -l1 -n $lv3 $vg $dev2
  66     lv_is_on_ $vg/$lv3 $dev2
  67   save_dev_sum_ $(lvdev_ $vg $lv1)
  68   save_dev_sum_ $(lvdev_ $vg $lv2)
  69   save_dev_sum_ $(lvdev_ $vg $lv3)
  70   lvs -a -o devices --noheadings $vg/$lv1 > ${lv1}_devs
  71   lvs -a -o devices --noheadings $vg/$lv2 > ${lv2}_devs
  72   lvs -a -o devices --noheadings $vg/$lv3 > ${lv3}_devs
  73 }
  74
  75 lv_not_changed_() {
  76   lvs -a -o devices --noheadings $1 > out
  77   diff $(basename $1)_devs out
  78 }
  79
  80 check_and_cleanup_lvs_() {
  81   lvs -a -o+devices $vg
  82   check_dev_sum_ $(lvdev_ $vg $lv1)
  83   check_dev_sum_ $(lvdev_ $vg $lv2)
  84   check_dev_sum_ $(lvdev_ $vg $lv3)
  85   lvs -a -o name $vg > out && ! grep ^pvmove out
  86   lvremove -ff $vg
  87         if ! dmsetup table|not grep $vg; then
  88                 echo "ERROR: lvremove did leave some some mappings in DM behind!" &&
  89                 return 1
  90         fi
  91         :
  92 }
  93
  94 #COMM "check environment setup/cleanup"
  95 prepare_lvs_
  96 check_and_cleanup_lvs_
  97
  98 # ---------------------------------------------------------------------
  99 # pvmove tests
 100
 101 # ---
 102 # filter by LV
 103
 104 #COMM "only specified LV is moved: from pv2 to pv5 only for lv1"
 105 prepare_lvs_
 106 pvmove -i1 -n $vg/$lv1 $dev2 $dev5
 107 lv_is_on_ $vg/$lv1 $dev1 $dev5 $dev3 $dev1
 108 lv_not_changed_ $vg/$lv2
 109 lv_not_changed_ $vg/$lv3
 110 check_and_cleanup_lvs_
 111
 112 # ---
 113 # segments in a LV
 114
 115 #COMM "the 1st seg of 3-segs LV is moved: from pv1 of lv1 to pv4"
 116 prepare_lvs_
 117 pvmove -i1 -n $vg/$lv1 $dev1 $dev4
 118 lv_is_on_ $vg/$lv1 $dev4 $dev2 $dev3 $dev4
 119 lv_not_changed_ $vg/$lv2
 120 lv_not_changed_ $vg/$lv3
 121 check_and_cleanup_lvs_
 122
 123 #COMM "the 2nd seg of 3-segs LV is moved: from pv2 of lv1 to pv4"
 124 prepare_lvs_
 125 pvmove -i1 -n $vg/$lv1 $dev2 $dev4
 126 lv_is_on_ $vg/$lv1 $dev1 $dev4 $dev3 $dev1
 127 lv_not_changed_ $vg/$lv2
 128 lv_not_changed_ $vg/$lv3
 129 check_and_cleanup_lvs_
 130
 131 #COMM "the 3rd seg of 3-segs LV is moved: from pv3 of lv1 to pv4"
 132 prepare_lvs_
 133 pvmove -i1 -n $vg/$lv1 $dev3 $dev4
 134 lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev4 $dev1
 135 lv_not_changed_ $vg/$lv2
 136 lv_not_changed_ $vg/$lv3
 137 check_and_cleanup_lvs_
 138
 139 # ---
 140 # multiple LVs matching
 141
 142 #COMM "1 out of 3 LVs is moved: from pv4 to pv5"
 143 prepare_lvs_
 144 pvmove -i1 $dev4 $dev5
 145 lv_not_changed_ $vg/$lv1
 146 lv_is_on_ $vg/$lv2 $dev2 $dev3 $dev5
 147 lv_not_changed_ $vg/$lv3
 148 check_and_cleanup_lvs_
 149
 150 #COMM "2 out of 3 LVs are moved: from pv3 to pv5"
 151 prepare_lvs_
 152 pvmove -i1 $dev3 $dev5
 153 lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev5 $dev1
 154 lv_is_on_ $vg/$lv2 $dev2 $dev5 $dev4
 155 lv_not_changed_ $vg/$lv3
 156 check_and_cleanup_lvs_
 157
 158 #COMM "3 out of 3 LVs are moved: from pv2 to pv5"
 159 prepare_lvs_
 160 pvmove -i1 $dev2 $dev5
 161 lv_is_on_ $vg/$lv1 $dev1 $dev5 $dev3 $dev1
 162 lv_is_on_ $vg/$lv2 $dev5 $dev3 $dev4
 163 lv_is_on_ $vg/$lv3 $dev5
 164 check_and_cleanup_lvs_
 165
 166 # ---
 167 # areas of striping
 168
 169 #COMM "move the 1st stripe: from pv2 of lv2 to pv1"
 170 prepare_lvs_
 171 pvmove -i1 -n $vg/$lv2 $dev2 $dev1
 172 lv_not_changed_ $vg/$lv1
 173 lv_is_on_ $vg/$lv2 $dev1 $dev3 $dev4
 174 lv_not_changed_ $vg/$lv3
 175 check_and_cleanup_lvs_
 176
 177 #COMM "move the 2nd stripe: from pv3 of lv2 to pv1"
 178 prepare_lvs_
 179 pvmove -i1 -n $vg/$lv2 $dev3 $dev1
 180 lv_not_changed_ $vg/$lv1
 181 lv_is_on_ $vg/$lv2 $dev2 $dev1 $dev4
 182 lv_not_changed_ $vg/$lv3
 183 check_and_cleanup_lvs_
 184
 185 #COMM "move the 3rd stripe: from pv4 of lv2 to pv1"
 186 prepare_lvs_
 187 pvmove -i1 -n $vg/$lv2 $dev4 $dev1
 188 lv_not_changed_ $vg/$lv1
 189 lv_is_on_ $vg/$lv2 $dev2 $dev3 $dev1
 190 lv_not_changed_ $vg/$lv3
 191 check_and_cleanup_lvs_
 192
 193 # ---
 194 # partial segment match (source segment splitted)
 195
 196 #COMM "match to the start of segment:from pv2:0-0 to pv5"
 197 prepare_lvs_
 198 pvmove -i1 $dev2:0-0 $dev5
 199 lv_not_changed_ $vg/$lv1
 200 lv_is_on_ $vg/$lv2 $dev5 $dev2 $dev3 $dev4
 201 lv_not_changed_ $vg/$lv3
 202 check_and_cleanup_lvs_
 203
 204 #COMM "match to the middle of segment: from pv2:1-1 to pv5"
 205 prepare_lvs_
 206 pvmove -i1 $dev2:1-1 $dev5
 207 lv_not_changed_ $vg/$lv1
 208 lv_is_on_ $vg/$lv2 $dev2 $dev5 $dev2 $dev3 $dev4
 209 lv_not_changed_ $vg/$lv3
 210 check_and_cleanup_lvs_
 211
 212 #COMM "match to the end of segment: from pv2:2-2 to pv5"
 213 prepare_lvs_
 214 pvmove -i1 $dev2:2-2 $dev5
 215 lv_not_changed_ $vg/$lv1
 216 lv_is_on_ $vg/$lv2 $dev2 $dev5 $dev3 $dev4
 217 lv_not_changed_ $vg/$lv3
 218 check_and_cleanup_lvs_
 219
 220 # ---
 221 # destination segment splitted
 222
 223 #COMM "no destination split: from pv2:0-2 to pv5"
 224 prepare_lvs_
 225 pvmove -i1 $dev2:0-2 $dev5
 226 lv_not_changed_ $vg/$lv1
 227 lv_is_on_ $vg/$lv2 $dev5 $dev3 $dev4
 228 lv_not_changed_ $vg/$lv3
 229 check_and_cleanup_lvs_
 230
 231 #COMM "destination split into 2: from pv2:0-2 to pv5:5-5 and pv4:5-6"
 232 prepare_lvs_
 233 pvmove -i1 $dev2:0-2 $dev5:5-5 $dev4:5-6
 234 lv_not_changed_ $vg/$lv1
 235 lv_is_on_ $vg/$lv2 $dev5 $dev4 $dev3 $dev4
 236 lv_not_changed_ $vg/$lv3
 237 check_and_cleanup_lvs_
 238
 239 #COMM "destination split into 3: from pv2:0-2 to {pv3,4,5}:5-5"
 240 prepare_lvs_
 241 pvmove -i1 $dev2:0-2 $dev3:5-5 $dev4:5-5 $dev5:5-5
 242 lv_not_changed_ $vg/$lv1
 243 lv_is_on_ $vg/$lv2 $dev3 $dev4 $dev5 $dev3 $dev4
 244 lv_not_changed_ $vg/$lv3
 245 check_and_cleanup_lvs_
 246
 247 # ---
 248 # alloc policy (anywhere, contiguous) with both success and failure cases
 249
 250 #COMM "alloc normal on same PV for source and destination: from pv3:0-2 to pv3:5-7"
 251 prepare_lvs_
 252 not pvmove -i1 $dev3:0-2 $dev3:5-7
 253 # "(cleanup previous test)"
 254 lv_not_changed_ $vg/$lv1
 255 lv_not_changed_ $vg/$lv2
 256 lv_not_changed_ $vg/$lv3
 257 check_and_cleanup_lvs_
 258
 259 #COMM "alloc anywhere on same PV for source and destination: from pv3:0-2 to pv3:5-7"
 260 prepare_lvs_
 261 pvmove -i1 --alloc anywhere $dev3:0-2 $dev3:5-7
 262 lv_not_changed_ $vg/$lv1
 263 lv_is_on_ $vg/$lv2 $dev2 $dev3 $dev4
 264 lv_not_changed_ $vg/$lv3
 265 check_and_cleanup_lvs_
 266
 267 #COMM "alloc anywhere but better area available: from pv3:0-2 to pv3:5-7 or pv5:5-6,pv4:5-5"
 268 prepare_lvs_
 269 pvmove -i1 --alloc anywhere $dev3:0-2 $dev3:5-7 $dev5:5-6 $dev4:5-5
 270 lv_not_changed_ $vg/$lv1
 271 lv_is_on_ $vg/$lv2 $dev2 $dev5 $dev4 $dev4
 272 lv_not_changed_ $vg/$lv3
 273 check_and_cleanup_lvs_
 274
 275 #COMM "alloc contiguous but area not available: from pv2:0-2 to pv5:5-5 and pv4:5-6"
 276 prepare_lvs_
 277 not pvmove -i1 --alloc contiguous $dev2:0-2 $dev5:5-5 $dev4:5-6
 278 # "(cleanup previous test)"
 279 lv_not_changed_ $vg/$lv1
 280 lv_not_changed_ $vg/$lv2
 281 lv_not_changed_ $vg/$lv3
 282 check_and_cleanup_lvs_
 283
 284 #COMM "alloc contiguous and contiguous area available: from pv2:0-2 to pv5:0-0,pv5:3-5 and pv4:5-6"
 285 prepare_lvs_
 286 pvmove -i1 --alloc contiguous $dev2:0-2 $dev5:0-0 $dev5:3-5 $dev4:5-6
 287 lv_not_changed_ $vg/$lv1
 288 lv_is_on_ $vg/$lv2 $dev5 $dev3 $dev4
 289 lv_not_changed_ $vg/$lv3
 290 check_and_cleanup_lvs_
 291
 292 # ---
 293 # multiple segments in a LV
 294
 295 #COMM "multiple source LVs: from pv3 to pv5"
 296 prepare_lvs_
 297 pvmove -i1 $dev3 $dev5
 298 lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev5
 299 lv_is_on_ $vg/$lv2 $dev2 $dev5 $dev4
 300 lv_not_changed_ $vg/$lv3
 301 check_and_cleanup_lvs_
 302
 303 # ---
 304 # move inactive LV
 305
 306 #COMM "move inactive LV: from pv2 to pv5"
 307 prepare_lvs_
 308 lvchange -an $vg/$lv1
 309 lvchange -an $vg/$lv3
 310 pvmove -i1 $dev2 $dev5
 311 lv_is_on_ $vg/$lv1 $dev1 $dev5 $dev3
 312 lv_is_on_ $vg/$lv2 $dev5 $dev3 $dev4
 313 lv_is_on_ $vg/$lv3 $dev5
 314 check_and_cleanup_lvs_
 315
 316 # ---
 317 # other failure cases
 318
 319 #COMM "no PEs to move: from pv3 to pv1"
 320 prepare_lvs_
 321 pvmove -i1 $dev3 $dev1
 322 not pvmove -i1 $dev3 $dev1
 323 # "(cleanup previous test)"
 324 lv_is_on_ $vg/$lv1 $dev1 $dev2 $dev1
 325 lv_is_on_ $vg/$lv2 $dev2 $dev1 $dev4
 326 lv_not_changed_ $vg/$lv3
 327 check_and_cleanup_lvs_
 328
 329 #COMM "no space available: from pv2:0-0 to pv1:0-0"
 330 prepare_lvs_
 331 not pvmove -i1 $dev2:0-0 $dev1:0-0
 332 # "(cleanup previous test)"
 333 lv_not_changed_ $vg/$lv1
 334 lv_not_changed_ $vg/$lv2
 335 lv_not_changed_ $vg/$lv3
 336 check_and_cleanup_lvs_
 337
 338 #COMM 'same source and destination: from pv1 to pv1'
 339 prepare_lvs_
 340 not pvmove -i1 $dev1 $dev1
 341 #"(cleanup previous test)"
 342 lv_not_changed_ $vg/$lv1
 343 lv_not_changed_ $vg/$lv2
 344 lv_not_changed_ $vg/$lv3
 345 check_and_cleanup_lvs_
 346
 347 #COMM "sum of specified destination PEs is large enough, but it includes source PEs and the free PEs are not enough"
 348 prepare_lvs_
 349 not pvmove --alloc anywhere $dev1:0-2 $dev1:0-2 $dev5:0-0 2> err
 350 #"(cleanup previous test)"
 351 grep "Insufficient free space" err
 352 lv_not_changed_ $vg/$lv1
 353 lv_not_changed_ $vg/$lv2
 354 lv_not_changed_ $vg/$lv3
 355 check_and_cleanup_lvs_
 356
 357 # ---------------------------------------------------------------------
 358
 359 #COMM "pvmove abort"
 360 prepare_lvs_
 361 pvmove -i100 -b $dev1 $dev3
 362 pvmove --abort
 363 check_and_cleanup_lvs_
 364
 365 #COMM "pvmove out of --metadatacopies 0 PV (bz252150)"
 366 vgremove -ff $vg
 367 pvcreate $devs
 368 pvcreate --metadatacopies 0 $dev1 $dev2
 369 vgcreate $vg $devs
 370 lvcreate -l4 -n $lv1 $vg $dev1
 371 pvmove $dev1
 372
 373 #COMM "pvmove fails activating mirror, properly restores state before pvmove"
 374 dmsetup create "$vg-pvmove0" --notable
 375 not pvmove -i 1 $dev2
 376 test $(dmsetup info --noheadings -c -o suspended "$vg-$lv1") = "Active"
 377 dmsetup remove "$vg-pvmove0"