xref: /qemu/tests/qemu-iotests/140 (revision 6402cbbb)
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
26owner=mreitz@redhat.com
27
28seq="$(basename $0)"
29echo "QA output created by $seq"
30
31here="$PWD"
32status=1	# failure is the default!
33
34_cleanup()
35{
36    _cleanup_qemu
37    _cleanup_test_img
38    rm -f "$TEST_DIR/nbd"
39}
40trap "_cleanup; exit \$status" 0 1 2 3 15
41
42# get standard environment, filters and checks
43. ./common.rc
44. ./common.filter
45. ./common.qemu
46
47_supported_fmt generic
48_supported_proto file
49_supported_os Linux
50
51_make_test_img 64k
52
53$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
54
55if test "$IMGOPTSSYNTAX" = "true"
56then
57    SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,"$TEST_IMG"
58else
59    SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,file="$TEST_IMG",driver=$IMGFMT
60fi
61
62keep_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 -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 -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
98wait=1 _cleanup_qemu
99
100# success, all done
101echo '*** done'
102rm -f $seq.full
103status=0
104