tests/test-cdi.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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  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 #
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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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  30 # OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31 # SUCH DAMAGE.
  32
  33 # Test the Containerized Data Importer.  We use a fake podman binary
  34 # so this test is completely self-contained.
  35
  36 source ./functions.sh
  37 set -e
  38 set -x
  39
  40 requires_plugin cdi
  41 requires_nbdsh_uri
  42 requires $TRUNCATE --version
  43 # Although we use fake podman, we require the real jq.
  44 requires jq --version
  45
  46 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  47 files="cdi.pid $sock"
  48 rm -f $files
  49 cleanup_fn rm -f $files
  50 cleanup_fn rm -rf cdi
  51
  52 # Create the fake podman binary.
  53 rm -rf cdi
  54 mkdir cdi
  55
  56 cat > cdi/podman <<'EOF'
  57 #!/bin/sh -
  58 case "$1" in
  59     pull) ;;  # ignore
  60     save)
  61         if [ "$4" != "-o" ]; then
  62             echo "unexpected command!"
  63             exit 1
  64         fi
  65         d="$5"
  66         mkdir "$5"
  67         echo '{"layers":[{"digest":"sha256:1234"}]}' > "$5"/manifest.json
  68         $TRUNCATE -s $((1024*1024)) "$5"/1234
  69         ;;
  70     *) exit 1 ;;
  71 esac
  72 EOF
  73 chmod +x cdi/podman
  74 export PATH=$PWD/cdi:$PATH
  75 export TRUNCATE
  76
  77 # Start nbdkit.  It should export the 1M raw file "layer".
  78 start_nbdkit -P cdi.pid -U $sock cdi ignored_parameter
  79
  80 nbdsh --connect "nbd+unix://?socket=$sock" \
  81       -c 'assert h.get_size() == 1024*1024'