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_qemu
  37     _cleanup_test_img
  38     rm -f "$TEST_DIR/nbd"
  39 }
  40 trap "_cleanup; exit \$status" 0 1 2 3 15
  41
  42 # get standard environment, filters and checks
  43 . ./common.rc
  44 . ./common.filter
  45 . ./common.qemu
  46
  47 _supported_fmt generic
  48 _supported_proto file
  49 _supported_os Linux
  50
  51 _make_test_img 64k
  52
  53 $QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
  54
  55 if test "$IMGOPTSSYNTAX" = "true"
  56 then
  57     SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,"$TEST_IMG"
  58 else
  59     SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,file="$TEST_IMG",driver=$IMGFMT
  60 fi
  61
  62 keep_stderr=y \
  63 _launch_qemu -drive $SYSEMU_DRIVE_ARG \
  64     2> >(_filter_nbd)
  65
  66 _send_qemu_cmd $QEMU_HANDLE \
  67     "{ 'execute': 'qmp_capabilities' }" \
  68     'return'
  69
  70 _send_qemu_cmd $QEMU_HANDLE \
  71     "{ 'execute': 'nbd-server-start',
  72        'arguments': { 'addr': { 'type': 'unix',
  73                                 'data': { 'path': '$TEST_DIR/nbd' }}}}" \
  74     'return'
  75
  76 _send_qemu_cmd $QEMU_HANDLE \
  77     "{ 'execute': 'nbd-server-add',
  78        'arguments': { 'device': 'drv' }}" \
  79     'return'
  80
  81 $QEMU_IO_PROG -f raw -r -c 'read -P 42 0 64k' \
  82     "nbd+unix:///drv?socket=$TEST_DIR/nbd" 2>&1 \
  83     | _filter_qemu_io | _filter_nbd
  84
  85 _send_qemu_cmd $QEMU_HANDLE \
  86     "{ 'execute': 'eject',
  87        'arguments': { 'device': 'drv' }}" \
  88     'return'
  89
  90 $QEMU_IO_PROG -f raw -r -c close \
  91     "nbd+unix:///drv?socket=$TEST_DIR/nbd" 2>&1 \
  92     | _filter_qemu_io | _filter_nbd
  93
  94 _send_qemu_cmd $QEMU_HANDLE \
  95     "{ 'execute': 'quit' }" \
  96     'return'
  97
  98 wait=1 _cleanup_qemu
  99
 100 # success, all done
 101 echo '*** done'
 102 rm -f $seq.full
 103 status=0