tests/test-ssh.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2018-2022 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
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   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
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  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 nbdcopy --version
  39 requires stat --version
  40
  41 # Check that ssh to localhost will work without any passwords or phrases.
  42 #
  43 # Note this assumes that localhost is running an ssh server, but
  44 # should skip if not.
  45 requires ssh -V
  46 if ! ssh -o PreferredAuthentications=none,publickey -o StrictHostKeyChecking=no localhost echo </dev/null
  47 then
  48     echo "$0: passwordless/phraseless authentication to localhost not possible"
  49     exit 77
  50 fi
  51
  52 files="ssh.img ssh2.img"
  53 rm -f $files
  54 cleanup_fn rm -f $files
  55
  56 # Copy 'disk' from the "remote" ssh server to local file 'ssh.img'
  57 nbdkit -v -D ssh.log=2 -U - \
  58        ssh host=localhost $PWD/disk \
  59        --run 'nbdcopy "$uri" ssh.img'
  60
  61 # The output should be identical.
  62 cmp disk ssh.img
  63
  64 # Copy local file 'ssh.img' to newly created "remote" 'ssh2.img'
  65 size="$(stat -c %s disk)"
  66 nbdkit -v -D ssh.log=2 -U - \
  67        ssh host=localhost $PWD/ssh2.img \
  68        create=true create-size=$size \
  69        --run 'nbdcopy ssh.img "$uri"'
  70
  71 # The output should be identical.
  72 cmp disk ssh2.img