tests/test-checkwrite.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright Red Hat
   4 #
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   6 # modification, are permitted provided that the following conditions are
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  17 # used to endorse or promote products derived from this software without
  18 # specific prior written permission.
  19 #
  20 # THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
  21 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  22 # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  23 # PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
  24 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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  28 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  29 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  30 # OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31 # SUCH DAMAGE.
  32
  33 # Run nbdkit + nbdcopy with various plugins with checkwrite on top.
  34
  35 source ./functions.sh
  36 set -e
  37 set -x
  38
  39 requires_run
  40 requires_filter checkwrite
  41
  42 # nbdcopy >= 1.5.9 required for this test.
  43 requires_nbdcopy
  44 requires_libnbd_version 1.5.9
  45
  46 do_test ()
  47 {
  48     nbdkit -U - -v --filter=checkwrite "$@" --run 'nbdcopy "$uri" "$uri"'
  49 }
  50
  51 # Tests zero-sized disk.
  52 do_test null
  53
  54 # Test of extents.  Should be instantaneous despite the large disk
  55 # because nbdcopy will skip the whole disk.  Choose various disk sizes
  56 # to try to exercise the request and work sizes inside nbdcopy.
  57 do_test memory 1M
  58 do_test memory 256M
  59 do_test memory 10G
  60
  61 # Data disks with a mix of data and holes.
  62 do_test data "@32767 1"
  63 do_test data "@32768 1"
  64 do_test data "@32768 1" size=64K
  65 do_test data "1 @0x100000000 1"
  66
  67 # Non-sparse disk containing fixed pattern.
  68 do_test pattern 1M
  69
  70 # Use of an odd offset here should test corner cases in extent
  71 # handling.
  72 do_test --filter=offset data "1 @0x100000000 1" offset=1
  73
  74 if test -f disk; then
  75     do_test file disk
  76 fi