Re: [Qemu-devel] [PATCH V4 3/5] qemu-iotests: add 058 internal snapshot export with qemu-nbd case

[Jeff Cody <jcody@redhat.com>]

On Fri, Oct 11, 2013 at 10:33:29AM +0800, Wenchao Xia wrote:
> Signed-off-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
> ---
>  tests/qemu-iotests/058     |  102 ++++++++++++++++++++++++++++++++++++++++++++
>  tests/qemu-iotests/058.out |   32 ++++++++++++++
>  tests/qemu-iotests/check   |    1 +
>  tests/qemu-iotests/group   |    1 +
>  4 files changed, 136 insertions(+), 0 deletions(-)
>  create mode 100755 tests/qemu-iotests/058
>  create mode 100644 tests/qemu-iotests/058.out
> 
> diff --git a/tests/qemu-iotests/058 b/tests/qemu-iotests/058
> new file mode 100755
> index 0000000..5b821cf
> --- /dev/null
> +++ b/tests/qemu-iotests/058
> @@ -0,0 +1,102 @@
> +#!/bin/bash
> +#
> +# Test export internal snapshot by qemu-nbd.
> +#
> +# Copyright (C) 2013 IBM, Inc.
> +#
> +# Based on 029.
> +#
> +# 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=xiawenc@linux.vnet.ibm.com
> +
> +seq=`basename $0`
> +echo "QA output created by $seq"
> +
> +here=`pwd`
> +tmp=/tmp/$$
> +status=1	# failure is the default!
> +
> +nbd_snapshot_port=10850
> +nbd_snapshot_img="nbd:127.0.0.1:$nbd_snapshot_port"
> +
> +_export_nbd_snapshot()
> +{
> +    $QEMU_NBD -v -t -b 127.0.0.1 -p $nbd_snapshot_port "$TEST_IMG" -l $1 &
> +    NBD_SNAPSHOT_PID=$!
> +    sleep 1
> +}
> +
> +_export_nbd_snapshot1()
> +{
> +    $QEMU_NBD -v -t -b 127.0.0.1 -p $nbd_snapshot_port $TEST_IMG -l snapshot.name=$1 &

Please quote $TEST_IMG, so that it works with spaced pathnames.

> +    NBD_SNAPSHOT_PID=$!
> +    sleep 1
> +}
> +
> +_cleanup()
> +{
> +    if [ -n "$NBD_SNAPSHOT_PID" ]; then
> +        kill $NBD_SNAPSHOT_PID
> +    fi
> +    _cleanup_test_img
> +}
> +trap "_cleanup; exit \$status" 0 1 2 3 15
> +
> +# get standard environment, filters and checks
> +. ./common.rc
> +. ./common.filter
> +. ./common.pattern
> +
> +_supported_fmt qcow2
> +_supported_proto generic
> +
> +echo
> +echo "== preparing image =="
> +_make_test_img 64M
> +$QEMU_IO -c 'write -P 0xa 0x1000 0x1000' $TEST_IMG | _filter_qemu_io
> +$QEMU_IO -c 'write -P 0xb 0x2000 0x1000' $TEST_IMG | _filter_qemu_io
> +$QEMU_IMG snapshot -c sn1 $TEST_IMG
> +$QEMU_IO -c 'write -P 0xc 0x1000 0x1000' $TEST_IMG | _filter_qemu_io
> +$QEMU_IO -c 'write -P 0xd 0x2000 0x1000' $TEST_IMG | _filter_qemu_io
> +_check_test_img
> +
> +echo
> +echo "== verifying the image file with patterns =="
> +$QEMU_IO -c 'read -P 0xc 0x1000 0x1000' $TEST_IMG | _filter_qemu_io
> +$QEMU_IO -c 'read -P 0xd 0x2000 0x1000' $TEST_IMG | _filter_qemu_io

More quoting needing ($TEST_IMG again)

> +
> +_export_nbd_snapshot sn1
> +
> +echo
> +echo "== verifying the exported snapshot with patterns =="
> +$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' $nbd_snapshot_img | _filter_qemu_io
> +$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' $nbd_snapshot_img | _filter_qemu_io
> +
> +kill $NBD_SNAPSHOT_PID
> +sleep 1
> +
> +_export_nbd_snapshot1 sn1
> +
> +echo
> +echo "== verifying the exported snapshot with patterns =="
> +$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' $nbd_snapshot_img | _filter_qemu_io
> +$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' $nbd_snapshot_img | _filter_qemu_io
> +
> +# success, all done
> +echo "*** done"
> +rm -f $seq.full
> +status=0
> diff --git a/tests/qemu-iotests/058.out b/tests/qemu-iotests/058.out
> new file mode 100644
> index 0000000..cc4b8ca
> --- /dev/null
> +++ b/tests/qemu-iotests/058.out
> @@ -0,0 +1,32 @@
> +QA output created by 058
> +
> +== preparing image ==
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
> +wrote 4096/4096 bytes at offset 4096
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 4096/4096 bytes at offset 8192
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 4096/4096 bytes at offset 4096
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 4096/4096 bytes at offset 8192
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +No errors were found on the image.
> +
> +== verifying the image file with patterns ==
> +read 4096/4096 bytes at offset 4096
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +read 4096/4096 bytes at offset 8192
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +== verifying the exported snapshot with patterns ==
> +read 4096/4096 bytes at offset 4096
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +read 4096/4096 bytes at offset 8192
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +== verifying the exported snapshot with patterns ==
> +read 4096/4096 bytes at offset 4096
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +read 4096/4096 bytes at offset 8192
> +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +*** done
> diff --git a/tests/qemu-iotests/check b/tests/qemu-iotests/check
> index f5f328f..f879474 100755
> --- a/tests/qemu-iotests/check
> +++ b/tests/qemu-iotests/check
> @@ -161,6 +161,7 @@ cat <<EOF
>  QEMU          -- $QEMU
>  QEMU_IMG      -- $QEMU_IMG
>  QEMU_IO       -- $QEMU_IO
> +QEMU_NBD      -- $QEMU_NBD
>  IMGFMT        -- $FULL_IMGFMT_DETAILS
>  IMGPROTO      -- $FULL_IMGPROTO_DETAILS
>  PLATFORM      -- $FULL_HOST_DETAILS
> diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
> index 1ad02e5..2793e1d 100644
> --- a/tests/qemu-iotests/group
> +++ b/tests/qemu-iotests/group
> @@ -64,6 +64,7 @@
>  055 rw auto
>  056 rw auto backing
>  057 rw auto
> +058 rw auto
>  059 rw auto
>  060 rw auto
>  061 rw auto
> -- 
> 1.7.1
> 
>