1*e4d7019eSAlberto Garcia#!/usr/bin/env bash 2*e4d7019eSAlberto Garcia# 3*e4d7019eSAlberto Garcia# Test resizing a qcow2 image with a backing file 4*e4d7019eSAlberto Garcia# 5*e4d7019eSAlberto Garcia# Copyright (C) 2020 Igalia, S.L. 6*e4d7019eSAlberto Garcia# Author: Alberto Garcia <berto@igalia.com> 7*e4d7019eSAlberto Garcia# 8*e4d7019eSAlberto Garcia# This program is free software; you can redistribute it and/or modify 9*e4d7019eSAlberto Garcia# it under the terms of the GNU General Public License as published by 10*e4d7019eSAlberto Garcia# the Free Software Foundation; either version 2 of the License, or 11*e4d7019eSAlberto Garcia# (at your option) any later version. 12*e4d7019eSAlberto Garcia# 13*e4d7019eSAlberto Garcia# This program is distributed in the hope that it will be useful, 14*e4d7019eSAlberto Garcia# but WITHOUT ANY WARRANTY; without even the implied warranty of 15*e4d7019eSAlberto Garcia# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*e4d7019eSAlberto Garcia# GNU General Public License for more details. 17*e4d7019eSAlberto Garcia# 18*e4d7019eSAlberto Garcia# You should have received a copy of the GNU General Public License 19*e4d7019eSAlberto Garcia# along with this program. If not, see <http://www.gnu.org/licenses/>. 20*e4d7019eSAlberto Garcia# 21*e4d7019eSAlberto Garcia 22*e4d7019eSAlberto Garcia# creator 23*e4d7019eSAlberto Garciaowner=berto@igalia.com 24*e4d7019eSAlberto Garcia 25*e4d7019eSAlberto Garciaseq=`basename $0` 26*e4d7019eSAlberto Garciaecho "QA output created by $seq" 27*e4d7019eSAlberto Garcia 28*e4d7019eSAlberto Garciastatus=1 # failure is the default! 29*e4d7019eSAlberto Garcia 30*e4d7019eSAlberto Garcia_cleanup() 31*e4d7019eSAlberto Garcia{ 32*e4d7019eSAlberto Garcia _cleanup_test_img 33*e4d7019eSAlberto Garcia} 34*e4d7019eSAlberto Garciatrap "_cleanup; exit \$status" 0 1 2 3 15 35*e4d7019eSAlberto Garcia 36*e4d7019eSAlberto Garcia# get standard environment, filters and checks 37*e4d7019eSAlberto Garcia. ./common.rc 38*e4d7019eSAlberto Garcia. ./common.filter 39*e4d7019eSAlberto Garcia 40*e4d7019eSAlberto Garcia_supported_fmt qcow2 41*e4d7019eSAlberto Garcia_supported_proto file 42*e4d7019eSAlberto Garcia_supported_os Linux 43*e4d7019eSAlberto Garcia 44*e4d7019eSAlberto Garciaecho '### Create the backing image' 45*e4d7019eSAlberto GarciaBACKING_IMG="$TEST_IMG.base" 46*e4d7019eSAlberto GarciaTEST_IMG="$BACKING_IMG" _make_test_img 1M 47*e4d7019eSAlberto Garcia 48*e4d7019eSAlberto Garciaecho '### Fill the backing image with data (0x11)' 49*e4d7019eSAlberto Garcia$QEMU_IO -c 'write -P 0x11 0 1M' "$BACKING_IMG" | _filter_qemu_io 50*e4d7019eSAlberto Garcia 51*e4d7019eSAlberto Garciaecho '### Create the top image' 52*e4d7019eSAlberto Garcia_make_test_img -F "$IMGFMT" -b "$BACKING_IMG" 53*e4d7019eSAlberto Garcia 54*e4d7019eSAlberto Garciaecho '### Fill the top image with data (0x22)' 55*e4d7019eSAlberto Garcia$QEMU_IO -c 'write -P 0x22 0 1M' "$TEST_IMG" | _filter_qemu_io 56*e4d7019eSAlberto Garcia 57*e4d7019eSAlberto Garcia# Both offsets are part of the same cluster. 58*e4d7019eSAlberto Garciaecho '### Shrink the image to 520k' 59*e4d7019eSAlberto Garcia$QEMU_IMG resize --shrink "$TEST_IMG" 520k 60*e4d7019eSAlberto Garciaecho '### Grow the image to 567k' 61*e4d7019eSAlberto Garcia$QEMU_IMG resize "$TEST_IMG" 567k 62*e4d7019eSAlberto Garcia 63*e4d7019eSAlberto Garciaecho '### Check that the tail of the image reads as zeroes' 64*e4d7019eSAlberto Garcia$QEMU_IO -c 'read -P 0x22 0 520k' "$TEST_IMG" | _filter_qemu_io 65*e4d7019eSAlberto Garcia$QEMU_IO -c 'read -P 0x00 520k 47k' "$TEST_IMG" | _filter_qemu_io 66*e4d7019eSAlberto Garcia 67*e4d7019eSAlberto Garciaecho '### Show output of qemu-img map' 68*e4d7019eSAlberto Garcia$QEMU_IMG map "$TEST_IMG" | _filter_testdir 69*e4d7019eSAlberto Garcia 70*e4d7019eSAlberto Garcia# success, all done 71*e4d7019eSAlberto Garciaecho "*** done" 72*e4d7019eSAlberto Garciarm -f $seq.full 73*e4d7019eSAlberto Garciastatus=0 74