Re: [Qemu-devel] [PATCH v5 03/13] iotests: Add test for eject under NBD server

[Fam Zheng <famz@redhat.com>]

On Tue, 03/03 15:13, Max Reitz wrote:
> This patch adds a test for ejecting the BlockBackend an NBD server is
> connected to (the NBD server is supposed to stop).
> 
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
>  tests/qemu-iotests/096     | 90 ++++++++++++++++++++++++++++++++++++++++++++++
>  tests/qemu-iotests/096.out | 16 +++++++++
>  tests/qemu-iotests/group   |  1 +
>  3 files changed, 107 insertions(+)
>  create mode 100755 tests/qemu-iotests/096
>  create mode 100644 tests/qemu-iotests/096.out
> 
> diff --git a/tests/qemu-iotests/096 b/tests/qemu-iotests/096
> new file mode 100755
> index 0000000..bcba0ec
> --- /dev/null
> +++ b/tests/qemu-iotests/096
> @@ -0,0 +1,90 @@
> +#!/bin/bash
> +#
> +# Test case for ejecting a BB with an NBD server attached to it
> +#
> +# Copyright (C) 2015 Red Hat, Inc.
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 2 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program.  If not, see <http://www.gnu.org/licenses/>.
> +#
> +
> +# creator
> +owner=mreitz@redhat.com
> +
> +seq="$(basename $0)"
> +echo "QA output created by $seq"
> +
> +here="$PWD"
> +tmp=/tmp/$$
> +status=1	# failure is the default!
> +
> +_cleanup()
> +{
> +	_cleanup_test_img
> +}
> +trap "_cleanup; exit \$status" 0 1 2 3 15
> +
> +# get standard environment, filters and checks
> +. ./common.rc
> +. ./common.filter
> +. ./common.qemu
> +
> +_supported_fmt generic
> +_supported_proto file
> +_supported_os Linux
> +
> +_make_test_img 64k
> +
> +$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
> +
> +keep_stderr=y \
> +_launch_qemu -drive if=ide,media=cdrom,id=drv,file="$TEST_IMG",format=$IMGFMT \
> +    2> >(_filter_nbd)
> +
> +_send_qemu_cmd $QEMU_HANDLE \
> +    "{ 'execute': 'qmp_capabilities' }" \
> +    'return'
> +
> +_send_qemu_cmd $QEMU_HANDLE \
> +    "{ 'execute': 'nbd-server-start',
> +       'arguments': { 'addr': { 'type': 'inet',
> +                                'data': { 'host': '127.0.0.1',
> +                                          'port': '10809' }}}}" \

Why not nbd+unix? The port could be unavailable.

Fam