ceph/qa/rbd/krbd_blkroset.t

   1
   2 Setup
   3 =====
   4
   5   $ rbd create --size 10 img
   6   $ rbd snap create img@snap
   7   $ rbd create --size 1 imgpart
   8   $ DEV=$(sudo rbd map imgpart)
   9   $ cat <<EOF | sudo sfdisk $DEV >/dev/null 2>&1
  10   > unit: sectors
  11   > /dev/rbd0p1 : start=        512, size=    512, Id=83
  12   > /dev/rbd0p2 : start=       1024, size=    512, Id=83
  13   > EOF
  14   $ sudo rbd unmap $DEV
  15   $ rbd snap create imgpart@snap
  16
  17
  18 Image HEAD
  19 ==========
  20
  21 R/W, unpartitioned:
  22
  23   $ DEV=$(sudo rbd map img)
  24   $ blockdev --getro $DEV
  25   0
  26   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  27   $ blkdiscard $DEV
  28   $ blockdev --setro $DEV
  29   .*BLKROSET: Permission denied (re)
  30   [1]
  31   $ sudo blockdev --setro $DEV
  32   $ blockdev --getro $DEV
  33   1
  34   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  35   dd: error writing '/dev/rbd?': Operation not permitted (glob)
  36   [1]
  37   $ blkdiscard $DEV
  38   blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
  39   [1]
  40   $ blockdev --setrw $DEV
  41   .*BLKROSET: Permission denied (re)
  42   [1]
  43   $ sudo blockdev --setrw $DEV
  44   $ blockdev --getro $DEV
  45   0
  46   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
  47   $ blkdiscard $DEV
  48   $ sudo rbd unmap $DEV
  49
  50 R/W, partitioned:
  51
  52   $ DEV=$(sudo rbd map imgpart)
  53   $ udevadm settle
  54   $ blockdev --getro ${DEV}p1
  55   0
  56   $ blockdev --getro ${DEV}p2
  57   0
  58   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  59   $ blkdiscard ${DEV}p1
  60   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  61   $ blkdiscard ${DEV}p2
  62   $ blockdev --setro ${DEV}p1
  63   .*BLKROSET: Permission denied (re)
  64   [1]
  65   $ sudo blockdev --setro ${DEV}p1
  66   $ blockdev --getro ${DEV}p1
  67   1
  68   $ blockdev --getro ${DEV}p2
  69   0
  70   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  71   dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
  72   [1]
  73   $ blkdiscard ${DEV}p1
  74   blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
  75   [1]
  76   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  77   $ blkdiscard ${DEV}p2
  78   $ blockdev --setrw ${DEV}p1
  79   .*BLKROSET: Permission denied (re)
  80   [1]
  81   $ sudo blockdev --setrw ${DEV}p1
  82   $ blockdev --getro ${DEV}p1
  83   0
  84   $ blockdev --getro ${DEV}p2
  85   0
  86   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  87   $ blkdiscard ${DEV}p1
  88   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
  89   $ blkdiscard ${DEV}p2
  90   $ sudo rbd unmap $DEV
  91
  92   $ DEV=$(sudo rbd map imgpart)
  93   $ udevadm settle
  94   $ blockdev --getro ${DEV}p1
  95   0
  96   $ blockdev --getro ${DEV}p2
  97   0
  98   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
  99   $ blkdiscard ${DEV}p1
 100   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 101   $ blkdiscard ${DEV}p2
 102   $ blockdev --setro ${DEV}p2
 103   .*BLKROSET: Permission denied (re)
 104   [1]
 105   $ sudo blockdev --setro ${DEV}p2
 106   $ blockdev --getro ${DEV}p1
 107   0
 108   $ blockdev --getro ${DEV}p2
 109   1
 110   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 111   $ blkdiscard ${DEV}p1
 112   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 113   dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
 114   [1]
 115   $ blkdiscard ${DEV}p2
 116   blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
 117   [1]
 118   $ blockdev --setrw ${DEV}p2
 119   .*BLKROSET: Permission denied (re)
 120   [1]
 121   $ sudo blockdev --setrw ${DEV}p2
 122   $ blockdev --getro ${DEV}p1
 123   0
 124   $ blockdev --getro ${DEV}p2
 125   0
 126   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 127   $ blkdiscard ${DEV}p1
 128   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 129   $ blkdiscard ${DEV}p2
 130   $ sudo rbd unmap $DEV
 131
 132 R/O, unpartitioned:
 133
 134   $ DEV=$(sudo rbd map --read-only img)
 135   $ blockdev --getro $DEV
 136   1
 137   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
 138   dd: error writing '/dev/rbd?': Operation not permitted (glob)
 139   [1]
 140   $ blkdiscard $DEV
 141   blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
 142   [1]
 143   $ blockdev --setrw $DEV
 144   .*BLKROSET: Permission denied (re)
 145   [1]
 146   $ sudo blockdev --setrw $DEV
 147   $ blockdev --getro $DEV
 148   0
 149   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
 150   $ blkdiscard $DEV
 151   $ sudo rbd unmap $DEV
 152
 153 R/O, partitioned:
 154
 155   $ DEV=$(sudo rbd map --read-only imgpart)
 156   $ udevadm settle
 157   $ blockdev --getro ${DEV}p1
 158   1
 159   $ blockdev --getro ${DEV}p2
 160   1
 161   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 162   dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
 163   [1]
 164   $ blkdiscard ${DEV}p1
 165   blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
 166   [1]
 167   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 168   dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
 169   [1]
 170   $ blkdiscard ${DEV}p2
 171   blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
 172   [1]
 173   $ blockdev --setrw ${DEV}p1
 174   .*BLKROSET: Permission denied (re)
 175   [1]
 176   $ sudo blockdev --setrw ${DEV}p1
 177   $ blockdev --setrw ${DEV}p2
 178   .*BLKROSET: Permission denied (re)
 179   [1]
 180   $ sudo blockdev --setrw ${DEV}p2
 181   $ blockdev --getro ${DEV}p1
 182   0
 183   $ blockdev --getro ${DEV}p2
 184   0
 185   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 186   $ blkdiscard ${DEV}p1
 187   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 188   $ blkdiscard ${DEV}p2
 189   $ sudo rbd unmap $DEV
 190
 191
 192 Image snapshot
 193 ==============
 194
 195 Unpartitioned:
 196
 197   $ DEV=$(sudo rbd map img@snap)
 198   $ blockdev --getro $DEV
 199   1
 200   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
 201   dd: error writing '/dev/rbd?': Operation not permitted (glob)
 202   [1]
 203   $ blkdiscard $DEV
 204   blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
 205   [1]
 206   $ blockdev --setrw $DEV
 207   .*BLKROSET: Permission denied (re)
 208   [1]
 209   $ sudo blockdev --setrw $DEV
 210   .*BLKROSET: Read-only file system (re)
 211   [1]
 212   $ blockdev --getro $DEV
 213   1
 214   $ dd if=/dev/urandom of=$DEV bs=1k seek=1 count=1 status=none
 215   dd: error writing '/dev/rbd?': Operation not permitted (glob)
 216   [1]
 217   $ blkdiscard $DEV
 218   blkdiscard: /dev/rbd?: BLKDISCARD ioctl failed: Operation not permitted (glob)
 219   [1]
 220   $ sudo rbd unmap $DEV
 221
 222 Partitioned:
 223
 224   $ DEV=$(sudo rbd map imgpart@snap)
 225   $ udevadm settle
 226   $ blockdev --getro ${DEV}p1
 227   1
 228   $ blockdev --getro ${DEV}p2
 229   1
 230   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 231   dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
 232   [1]
 233   $ blkdiscard ${DEV}p1
 234   blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
 235   [1]
 236   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 237   dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
 238   [1]
 239   $ blkdiscard ${DEV}p2
 240   blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
 241   [1]
 242   $ blockdev --setrw ${DEV}p1
 243   .*BLKROSET: Permission denied (re)
 244   [1]
 245   $ sudo blockdev --setrw ${DEV}p1
 246   .*BLKROSET: Read-only file system (re)
 247   [1]
 248   $ blockdev --setrw ${DEV}p2
 249   .*BLKROSET: Permission denied (re)
 250   [1]
 251   $ sudo blockdev --setrw ${DEV}p2
 252   .*BLKROSET: Read-only file system (re)
 253   [1]
 254   $ blockdev --getro ${DEV}p1
 255   1
 256   $ blockdev --getro ${DEV}p2
 257   1
 258   $ dd if=/dev/urandom of=${DEV}p1 bs=1k seek=1 count=1 status=none
 259   dd: error writing '/dev/rbd?p1': Operation not permitted (glob)
 260   [1]
 261   $ blkdiscard ${DEV}p1
 262   blkdiscard: /dev/rbd?p1: BLKDISCARD ioctl failed: Operation not permitted (glob)
 263   [1]
 264   $ dd if=/dev/urandom of=${DEV}p2 bs=1k seek=1 count=1 status=none
 265   dd: error writing '/dev/rbd?p2': Operation not permitted (glob)
 266   [1]
 267   $ blkdiscard ${DEV}p2
 268   blkdiscard: /dev/rbd?p2: BLKDISCARD ioctl failed: Operation not permitted (glob)
 269   [1]
 270   $ sudo rbd unmap $DEV
 271
 272
 273 rw -> ro with open_count > 0
 274 ============================
 275
 276   $ DEV=$(sudo rbd map img)
 277   $ { sleep 10; sudo blockdev --setro $DEV; } &
 278   $ dd if=/dev/urandom of=$DEV bs=1k oflag=direct status=noxfer
 279   dd: error writing '/dev/rbd?': Operation not permitted (glob)
 280   [1-9]\d*\+0 records in (re)
 281   [1-9]\d*\+0 records out (re)
 282   [1]
 283   $ sudo rbd unmap $DEV
 284
 285
 286 Teardown
 287 ========
 288
 289   $ rbd snap purge imgpart >/dev/null 2>&1
 290   $ rbd rm imgpart >/dev/null 2>&1
 291   $ rbd snap purge img >/dev/null 2>&1
 292   $ rbd rm img >/dev/null 2>&1
 293