1527ab22aSMax Reitz#!/bin/bash 2527ab22aSMax Reitz# 3527ab22aSMax Reitz# Test case for relative backing file names in complex BDS trees 4527ab22aSMax Reitz# 5527ab22aSMax Reitz# Copyright (C) 2014 Red Hat, Inc. 6527ab22aSMax Reitz# 7527ab22aSMax Reitz# This program is free software; you can redistribute it and/or modify 8527ab22aSMax Reitz# it under the terms of the GNU General Public License as published by 9527ab22aSMax Reitz# the Free Software Foundation; either version 2 of the License, or 10527ab22aSMax Reitz# (at your option) any later version. 11527ab22aSMax Reitz# 12527ab22aSMax Reitz# This program is distributed in the hope that it will be useful, 13527ab22aSMax Reitz# but WITHOUT ANY WARRANTY; without even the implied warranty of 14527ab22aSMax Reitz# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15527ab22aSMax Reitz# GNU General Public License for more details. 16527ab22aSMax Reitz# 17527ab22aSMax Reitz# You should have received a copy of the GNU General Public License 18527ab22aSMax Reitz# along with this program. If not, see <http://www.gnu.org/licenses/>. 19527ab22aSMax Reitz# 20527ab22aSMax Reitz 21527ab22aSMax Reitz# creator 22527ab22aSMax Reitzowner=mreitz@redhat.com 23527ab22aSMax Reitz 24527ab22aSMax Reitzseq="$(basename $0)" 25527ab22aSMax Reitzecho "QA output created by $seq" 26527ab22aSMax Reitz 27527ab22aSMax Reitzstatus=1 # failure is the default! 28527ab22aSMax Reitz 29527ab22aSMax Reitz_cleanup() 30527ab22aSMax Reitz{ 31527ab22aSMax Reitz _cleanup_test_img 32527ab22aSMax Reitz} 33527ab22aSMax Reitztrap "_cleanup; exit \$status" 0 1 2 3 15 34527ab22aSMax Reitz 35527ab22aSMax Reitz# get standard environment, filters and checks 36527ab22aSMax Reitz. ./common.rc 37527ab22aSMax Reitz. ./common.filter 38527ab22aSMax Reitz 39527ab22aSMax Reitz# Any format supporting backing files 40527ab22aSMax Reitz_supported_fmt qed qcow qcow2 vmdk 41527ab22aSMax Reitz_supported_proto file 42527ab22aSMax Reitz_supported_os Linux 43527ab22aSMax Reitz_unsupported_imgopts "subformat=monolithicFlat" "subformat=twoGbMaxExtentFlat" 44527ab22aSMax Reitz 45527ab22aSMax ReitzTEST_IMG_REL=$(basename "$TEST_IMG") 46527ab22aSMax Reitz 47527ab22aSMax Reitzecho 48527ab22aSMax Reitzecho '=== Reconstructable filename ===' 49527ab22aSMax Reitzecho 50527ab22aSMax Reitz 51527ab22aSMax ReitzTEST_IMG="$TEST_IMG.base" _make_test_img 64M 52527ab22aSMax Reitz_make_test_img -b "$TEST_IMG_REL.base" 64M 53527ab22aSMax Reitz# qemu should be able to reconstruct the filename, so relative backing names 54527ab22aSMax Reitz# should work 55527ab22aSMax ReitzTEST_IMG="json:{'driver':'$IMGFMT','file':{'driver':'file','filename':'$TEST_IMG'}}" \ 56527ab22aSMax Reitz _img_info | _filter_img_info 57527ab22aSMax Reitz 58527ab22aSMax Reitzecho 59527ab22aSMax Reitzecho '=== Non-reconstructable filename ===' 60527ab22aSMax Reitzecho 61527ab22aSMax Reitz 62527ab22aSMax Reitz# Across blkdebug without a config file, you cannot reconstruct filenames, so 63*8df68616SMax Reitz# qemu is incapable of knowing the directory of the top image from the filename 64*8df68616SMax Reitz# alone. However, using bdrv_dirname(), it should still work. 65527ab22aSMax ReitzTEST_IMG="json:{ 66527ab22aSMax Reitz 'driver': '$IMGFMT', 67527ab22aSMax Reitz 'file': { 68527ab22aSMax Reitz 'driver': 'blkdebug', 69527ab22aSMax Reitz 'image': { 70527ab22aSMax Reitz 'driver': 'file', 71527ab22aSMax Reitz 'filename': '$TEST_IMG' 72527ab22aSMax Reitz }, 73527ab22aSMax Reitz 'set-state': [ 74527ab22aSMax Reitz { 75527ab22aSMax Reitz 'event': 'read_aio', 76527ab22aSMax Reitz 'new_state': 42 77527ab22aSMax Reitz } 78527ab22aSMax Reitz ] 79527ab22aSMax Reitz } 80527ab22aSMax Reitz}" _img_info | _filter_img_info 81527ab22aSMax Reitz 82527ab22aSMax Reitzecho 83527ab22aSMax Reitzecho '=== Backing name is always relative to the backed image ===' 84527ab22aSMax Reitzecho 85527ab22aSMax Reitz 86527ab22aSMax Reitz# omit the image size; it should work anyway 87527ab22aSMax Reitz_make_test_img -b "$TEST_IMG_REL.base" 88527ab22aSMax Reitz 89527ab22aSMax Reitz 90527ab22aSMax Reitz# success, all done 91527ab22aSMax Reitzecho '*** done' 92527ab22aSMax Reitzrm -f $seq.full 93527ab22aSMax Reitzstatus=0 94