tests/test-tar.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2017-2020 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 -e
  35 set -x
  36
  37 requires test -f disk
  38 requires guestfish --version
  39 requires tar --version
  40
  41 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  42 files="tar.pid tar.tar $sock"
  43 rm -f $files
  44 cleanup_fn rm -f $files
  45
  46 # Create a tar file containing the disk image plus some other random
  47 # files that hopefully will be ignored.
  48 tar cf tar.tar test-tar.sh Makefile disk Makefile.am
  49 tar tvvf tar.tar
  50
  51 # Run nbdkit.
  52 start_nbdkit -P tar.pid -U $sock file tar.tar --filter=tar tar-entry=disk
  53
  54 # Now see if we can open, read and write the disk from the tar file.
  55 guestfish -x --format=raw -a "nbd://?socket=$sock" -m /dev/sda1 <<EOF
  56   cat /hello.txt
  57
  58   # Write a new file.
  59   write /test.txt "hello"
  60   cat /test.txt
  61 EOF
  62
  63 # Check that the tar file isn't corrupt.
  64 tar tvvf tar.tar