xemu/tests/qemu-iotests/110
Sascha Silbe 339f06a3bc qemu-iotests: tests: do not set unused tmp variable
The previous commit removed the last usage of ${tmp} inside the tests
themselves; the only remaining users are sourced by check. So we can now
drop this variable from the tests.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Reviewed-by: Bo Tu <tubo@linux.vnet.ibm.com>
Message-id: 1460472980-26319-4-git-send-email-silbe@linux.vnet.ibm.com
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2016-04-15 17:56:56 +02:00

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#!/bin/bash
#
# Test case for relative backing file names in complex BDS trees
#
# Copyright (C) 2014 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"
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
# Any format supporting backing files
_supported_fmt qed qcow qcow2 vmdk
_supported_proto file
_supported_os Linux
_unsupported_imgopts "subformat=monolithicFlat" "subformat=twoGbMaxExtentFlat"
TEST_IMG_REL=$(basename "$TEST_IMG")
echo
echo '=== Reconstructable filename ==='
echo
TEST_IMG="$TEST_IMG.base" _make_test_img 64M
_make_test_img -b "$TEST_IMG_REL.base" 64M
# qemu should be able to reconstruct the filename, so relative backing names
# should work
TEST_IMG="json:{'driver':'$IMGFMT','file':{'driver':'file','filename':'$TEST_IMG'}}" \
_img_info | _filter_img_info
echo
echo '=== Non-reconstructable filename ==='
echo
# Across blkdebug without a config file, you cannot reconstruct filenames, so
# qemu is incapable of knowing the directory of the top image
TEST_IMG="json:{
'driver': '$IMGFMT',
'file': {
'driver': 'blkdebug',
'image': {
'driver': 'file',
'filename': '$TEST_IMG'
},
'set-state': [
{
'event': 'read_aio',
'new_state': 42
}
]
}
}" _img_info | _filter_img_info
echo
echo '=== Backing name is always relative to the backed image ==='
echo
# omit the image size; it should work anyway
_make_test_img -b "$TEST_IMG_REL.base"
# success, all done
echo '*** done'
rm -f $seq.full
status=0