tests/test-tar-info-xz.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright Red Hat
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   6 # modification, are permitted provided that the following conditions are
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  12 # * Redistributions in binary form must reproduce the above copyright
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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 # Test that qemu-img info works on a qcow2 file in a tar.xz file.
  34
  35 source ./functions.sh
  36 set -e
  37 set -x
  38
  39 requires test -f disk
  40 requires guestfish --version
  41 requires tar --version
  42 requires qemu-img --version
  43 requires qemu-img info --output=json /dev/null
  44 requires jq --version
  45 requires $STAT --version
  46 requires xz --version
  47
  48 disk=tar-info-disk-xz.qcow2
  49 out=tar-info-xz.out
  50 tar=tar-info-xz.tar
  51 tar_xz=tar-info-xz.tar.xz
  52 files="$disk $out $tar $tar_xz"
  53 rm -f $files
  54 cleanup_fn rm -f $files
  55
  56 # Create a tar file containing a known qcow2 file.
  57 qemu-img convert -f raw disk -O qcow2 $disk
  58 tar cf $tar $disk
  59 xz --best --block-size=32768 $tar
  60
  61 # Run nbdkit.
  62 nbdkit -U - file $tar_xz \
  63        --filter=tar tar-entry=$disk \
  64        --filter=xz \
  65        --run 'qemu-img info --output=json $nbd' > $out
  66 cat $out
  67
  68 # Check various fields in the input.
  69 # Virtual size must be the same as the size of the original raw disk.
  70 test "$( jq -r -c '.["virtual-size"]' $out )" -eq "$( $STAT -c %s disk )"
  71
  72 # Format must be qcow2.
  73 test "$( jq -r -c '.["format"]' $out )" = "qcow2"