tests/qemu-iotests/140

   1 #!/bin/bash
   2 #
   3 # Test case for ejecting a BlockBackend with an NBD server attached to it
   4 #
   5 # Verify that the NBD server stops offering the drive when ejecting a
   6 # BlockDriverState tree from a BlockBackend (that is, a medium from a
   7 # drive) exposed via an NBD server.
   8 #
   9 # Copyright (C) 2016 Red Hat, Inc.
  10 #
  11 # This program is free software; you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation; either version 2 of the License, or
  14 # (at your option) any later version.
  15 #
  16 # This program is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20 #
  21 # You should have received a copy of the GNU General Public License
  22 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 #
  24
  25 # creator
  26 owner=mreitz@redhat.com
  27
  28 seq="$(basename $0)"
  29 echo "QA output created by $seq"
  30
  31 here="$PWD"
  32 status=1        # failure is the default!
  33
  34 _cleanup()
  35 {
  36     _cleanup_test_img
  37     rm -f "$TEST_DIR/nbd"
  38 }
  39 trap "_cleanup; exit \$status" 0 1 2 3 15
  40
  41 # get standard environment, filters and checks
  42 . ./common.rc
  43 . ./common.filter
  44 . ./common.qemu
  45
  46 _supported_fmt generic
  47 _supported_proto file
  48 _supported_os Linux
  49
  50 _make_test_img 64k
  51
  52 $QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
  53
  54 keep_stderr=y \
  55 _launch_qemu -drive if=none,media=cdrom,id=drv,file="$TEST_IMG",format=$IMGFMT \
  56     2> >(_filter_nbd)
  57
  58 _send_qemu_cmd $QEMU_HANDLE \
  59     "{ 'execute': 'qmp_capabilities' }" \
  60     'return'
  61
  62 _send_qemu_cmd $QEMU_HANDLE \
  63     "{ 'execute': 'nbd-server-start',
  64        'arguments': { 'addr': { 'type': 'unix',
  65                                 'data': { 'path': '$TEST_DIR/nbd' }}}}" \
  66     'return'
  67
  68 _send_qemu_cmd $QEMU_HANDLE \
  69     "{ 'execute': 'nbd-server-add',
  70        'arguments': { 'device': 'drv' }}" \
  71     'return'
  72
  73 $QEMU_IO_PROG -f raw -c 'read -P 42 0 64k' \
  74     "nbd+unix:///drv?socket=$TEST_DIR/nbd" 2>&1 \
  75     | _filter_qemu_io | _filter_nbd
  76
  77 _send_qemu_cmd $QEMU_HANDLE \
  78     "{ 'execute': 'eject',
  79        'arguments': { 'device': 'drv' }}" \
  80     'return'
  81
  82 $QEMU_IO_PROG -f raw -c close \
  83     "nbd+unix:///drv?socket=$TEST_DIR/nbd" 2>&1 \
  84     | _filter_qemu_io | _filter_nbd
  85
  86 _send_qemu_cmd $QEMU_HANDLE \
  87     "{ 'execute': 'quit' }" \
  88     'return'
  89
  90 wait=1 _cleanup_qemu
  91
  92 # success, all done
  93 echo '*** done'
  94 rm -f $seq.full
  95 status=0