tests/test-log-extents.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright Red Hat
   4 #
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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
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  31 # SUCH DAMAGE.
  32
  33 source ./functions.sh
  34 set -e
  35 set -x
  36
  37 requires nbdsh --version
  38 requires nbdsh --base-allocation
  39 requires_filter log
  40
  41 log=log-extents.log
  42 cleanup_fn rm -f $log
  43 rm -f $log
  44
  45 nbdsh --base-allocation -c '
  46 h.connect_command(["nbdkit", "-s",
  47                    "--filter=log",
  48                    "data", "@32768 1", "size=64K",
  49                    "logfile=log-extents.log"])
  50 def f(metacontext, offset, e, err):
  51     # Throw the data away, we do not care about it here.
  52     pass
  53 h.block_status(65536, 0, f)
  54 '
  55
  56 # Print the full log to help with debugging.
  57 cat $log
  58
  59 # Check the extents.
  60 grep '\.\.\.Extents .*extents=(0x0 0x8000 "hole,zero" 0x8000 0x8000 "") return=0' $log