tests/test-nbdkit-backend-debug.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2019 Red Hat Inc.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions are
   7 # met:
   8 #
   9 # * Redistributions of source code must retain the above copyright
  10 # notice, this list of conditions and the following disclaimer.
  11 #
  12 # * Redistributions in binary form must reproduce the above copyright
  13 # notice, this list of conditions and the following disclaimer in the
  14 # documentation and/or other materials provided with the distribution.
  15 #
  16 # * Neither the name of Red Hat nor the names of its contributors may be
  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
  27 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  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 source ./functions.sh
  34 set -x
  35 set -e
  36
  37 requires qemu-img --version
  38
  39 out="test-nbdkit-backend-debug.out"
  40 debug="test-nbdkit-backend-debug.debug"
  41 files="$out $debug"
  42 rm -f $files
  43 cleanup_fn rm -f $files
  44
  45 nbdkit -U - \
  46        -v \
  47        --filter=nofilter \
  48        memory 10M \
  49        --run "qemu-img convert \$nbd $out" |& tee $debug
  50
  51 # Should contain all debugging messages.
  52 grep '^nbdkit:.*debug: nofilter: open' $debug
  53 grep '^nbdkit:.*debug: memory: open' $debug
  54 grep '^nbdkit:.*debug: nofilter: pread' $debug
  55 grep '^nbdkit:.*debug: memory: pread' $debug
  56
  57 nbdkit -U - \
  58        -v -D nbdkit.backend.controlpath=0 \
  59        --filter=nofilter \
  60        memory 10M \
  61        --run "qemu-img convert \$nbd $out" |& tee $debug
  62
  63 # Should contain only datapath messages.
  64 grep -v '^nbdkit:.*debug: nofilter: open' $debug
  65 grep -v '^nbdkit:.*debug: memory: open' $debug
  66 grep '^nbdkit:.*debug: nofilter: pread' $debug
  67 grep '^nbdkit:.*debug: memory: pread' $debug
  68
  69 nbdkit -U - \
  70        -v -D nbdkit.backend.datapath=0 \
  71        --filter=nofilter \
  72        memory 10M \
  73        --run "qemu-img convert \$nbd $out" |& tee $debug
  74
  75 # Should contain only controlpath messages.
  76 grep '^nbdkit:.*debug: nofilter: open' $debug
  77 grep '^nbdkit:.*debug: memory: open' $debug
  78 grep -v '^nbdkit:.*debug: nofilter: pread' $debug
  79 grep -v '^nbdkit:.*debug: memory: pread' $debug