1#!/bin/bash 2# 3# Test case for support of JSON filenames 4# 5# Copyright (C) 2014 Red Hat, Inc. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=mreitz@redhat.com 23 24seq="$(basename $0)" 25echo "QA output created by $seq" 26 27here="$PWD" 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_test_img 33} 34trap "_cleanup; exit \$status" 0 1 2 3 15 35 36# get standard environment, filters and checks 37. ./common.rc 38. ./common.filter 39 40_supported_fmt qcow2 41_supported_proto file 42_supported_os Linux 43# Because anything other than 16 would change the output of qemu_io -c info 44_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' 45 46# Using an image filename containing quotation marks will render the JSON data 47# below invalid. In that case, we have little choice but simply not to run this 48# test. 49case $TEST_IMG in 50 *'"'*) 51 _notrun "image filename may not contain quotation marks" 52 ;; 53esac 54 55IMG_SIZE=64M 56 57# Taken from test 072 58echo 59echo "=== Testing nested image formats ===" 60echo 61 62TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE 63 64$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \ 65 -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io 66 67$QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG" 68 69$QEMU_IO_PROG --cache $CACHEMODE \ 70 -c 'read -P 42 0 512' -c 'read -P 23 512 512' \ 71 -c 'read -P 66 1024 512' "json:{ 72 \"driver\": \"$IMGFMT\", 73 \"file\": { 74 \"driver\": \"$IMGFMT\", 75 \"file\": { 76 \"filename\": \"$TEST_IMG\" 77 } 78 } 79}" | _filter_qemu_io 80 81# This should fail (see test 072) 82$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io 83 84 85echo 86echo "=== Testing correct handling of 'backing':null ===" 87echo 88 89_make_test_img -b "$TEST_IMG.base" $IMG_SIZE 90 91# This should read 42 92$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io 93 94# This should read 0 95$QEMU_IO -c 'read -P 0 0 512' "json:{\ 96 'driver': '$IMGFMT', 97 'file': { 98 'driver': 'file', 99 'filename': '$TEST_IMG' 100 }, 101 'backing': null 102}" | _filter_qemu_io 103 104 105# Taken from test 071 106echo 107echo "=== Testing blkdebug ===" 108echo 109 110_make_test_img $IMG_SIZE 111 112$QEMU_IO -c 'write -P 42 0x38000 512' "$TEST_IMG" | _filter_qemu_io 113 114# The "image.filename" part tests whether "a": { "b": "c" } and "a.b": "c" do 115# the same (which they should). 116$QEMU_IO_PROG --cache $CACHEMODE \ 117 -c 'read -P 42 0x38000 512' "json:{ 118 \"driver\": \"$IMGFMT\", 119 \"file\": { 120 \"driver\": \"blkdebug\", 121 \"inject-error\": [{ 122 \"event\": \"l2_load\" 123 }], 124 \"image.filename\": \"$TEST_IMG\" 125 } 126}" | _filter_qemu_io 127 128 129echo 130echo "=== Testing qemu-img info output ===" 131echo 132 133TEST_IMG="json:{\"driver\":\"qcow2\",\"file.filename\":\"$TEST_IMG\"}" _img_info 134 135 136echo 137echo "=== Testing option merging ===" 138echo 139 140# Both options given directly and those given in the filename should be used 141$QEMU_IO -c "open -o driver=qcow2 json:{\"file.filename\":\"$TEST_IMG\"}" \ 142 -c "info" 2>&1 | _filter_img_info 143 144# Options given directly should be prioritized over those given in the filename 145$QEMU_IO -c "open -o driver=qcow2 json:{\"driver\":\"raw\",\"file.filename\":\"$TEST_IMG\"}" \ 146 -c "info" 2>&1 | _filter_img_info 147 148 149# success, all done 150echo "*** done" 151rm -f $seq.full 152status=0 153