tests/test-ipv4-lo.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2016-2021 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 # Almost every other test uses a Unix domain socket.  This tests
  34 # nbdkit over the IPv4 localhost connection.
  35
  36 source ./functions.sh
  37 set -e
  38
  39 # Cannot use kill pidfile below to test if the process is running on
  40 # Windows.
  41 if is_windows; then
  42     echo "$0: this test needs to be revised to work on Windows"
  43     exit 77
  44 fi
  45
  46 requires ip -V
  47 requires qemu-img --version
  48 requires qemu-img info --image-opts driver=file,filename=functions.sh
  49
  50 rm -f ipv4lo.pid ipv4lo.out
  51 cleanup_fn rm -f ipv4lo.pid ipv4lo.out
  52
  53 # Find an unused port to listen on.
  54 pick_unused_port
  55
  56 # By default nbdkit will listen on all available interfaces, ie.
  57 # IPv4 and IPv6.
  58 start_nbdkit -P ipv4lo.pid -p $port example1
  59 pid="$(cat ipv4lo.pid)"
  60
  61 # Check the process exists.
  62 kill -s 0 $pid
  63
  64 # Check we can connect over the IPv4 loopback interface.
  65 ipv4_lo="$(ip -o -4 addr show scope host)"
  66 if test -n "$ipv4_lo"; then
  67     qemu-img info --output=json \
  68         --image-opts "file.driver=nbd,file.host=127.0.0.1,file.port=$port" > ipv4lo.out
  69     cat ipv4lo.out
  70     grep -sq '"virtual-size": *104857600\b' ipv4lo.out
  71 fi