tests/test-nbd-qcow2.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright Red Hat
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions are
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  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
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  25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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  30 # OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31 # SUCH DAMAGE.
  32
  33 source ./functions.sh
  34 set -e
  35 set -x
  36
  37 requires test -f disk
  38 requires guestfish --version
  39 requires_nbdinfo
  40 requires qemu-img --version
  41 requires qemu-nbd --version
  42
  43 disk=nbd-qcow2-disk.qcow2
  44 pid=nbd-qcow2.pid
  45 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  46 files="$disk $pid $sock"
  47 rm -f $files
  48 cleanup_fn rm -f $files
  49
  50 # Create a qcow2 disk for testing.
  51 qemu-img convert -f raw disk -O qcow2 $disk
  52
  53 # Run qemu-nbd via nbdkit with the partition filter.
  54 start_nbdkit -P $pid -U $sock \
  55        --filter=partition \
  56        nbd command=qemu-nbd arg=-f arg=qcow2 arg="$PWD/$disk" \
  57        partition=1
  58
  59 nbdinfo "nbd+unix:///?socket=$sock"
  60
  61 # See if we can open the disk which should be unpartitioned.
  62 guestfish -v -x --format=raw -a "nbd://?socket=$sock" -m /dev/sda <<EOF
  63   cat /hello.txt
  64
  65   # Write something.
  66   write /test.txt "hello"
  67   cat /test.txt
  68 EOF