111a82d14SPhilippe Mathieu-Daudé#!/usr/bin/env bash 2514d9da5SStefan Hajnoczi# 3514d9da5SStefan Hajnoczi# Test that qemu-img info --backing-chain detects infinite loops 4514d9da5SStefan Hajnoczi# 5514d9da5SStefan Hajnoczi# Copyright (C) 2012 Red Hat, Inc. 6514d9da5SStefan Hajnoczi# 7514d9da5SStefan Hajnoczi# This program is free software; you can redistribute it and/or modify 8514d9da5SStefan Hajnoczi# it under the terms of the GNU General Public License as published by 9514d9da5SStefan Hajnoczi# the Free Software Foundation; either version 2 of the License, or 10514d9da5SStefan Hajnoczi# (at your option) any later version. 11514d9da5SStefan Hajnoczi# 12514d9da5SStefan Hajnoczi# This program is distributed in the hope that it will be useful, 13514d9da5SStefan Hajnoczi# but WITHOUT ANY WARRANTY; without even the implied warranty of 14514d9da5SStefan Hajnoczi# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15514d9da5SStefan Hajnoczi# GNU General Public License for more details. 16514d9da5SStefan Hajnoczi# 17514d9da5SStefan Hajnoczi# You should have received a copy of the GNU General Public License 18514d9da5SStefan Hajnoczi# along with this program. If not, see <http://www.gnu.org/licenses/>. 19514d9da5SStefan Hajnoczi# 20514d9da5SStefan Hajnoczi 21514d9da5SStefan Hajnoczi# creator 22514d9da5SStefan Hajnocziowner=stefanha@redhat.com 23514d9da5SStefan Hajnoczi 24514d9da5SStefan Hajnocziseq=`basename $0` 25514d9da5SStefan Hajnocziecho "QA output created by $seq" 26514d9da5SStefan Hajnoczi 27514d9da5SStefan Hajnoczistatus=1 # failure is the default! 28514d9da5SStefan Hajnoczi 29514d9da5SStefan Hajnoczi_cleanup() 30514d9da5SStefan Hajnoczi{ 31514d9da5SStefan Hajnoczi _cleanup_test_img 32*f91ecbd7SMax Reitz for img in "$TEST_IMG".[123].base; do 33*f91ecbd7SMax Reitz _rm_test_img "$img" 34*f91ecbd7SMax Reitz done 35514d9da5SStefan Hajnoczi} 36514d9da5SStefan Hajnoczitrap "_cleanup; exit \$status" 0 1 2 3 15 37514d9da5SStefan Hajnoczi 38514d9da5SStefan Hajnoczi# get standard environment, filters and checks 39514d9da5SStefan Hajnoczi. ./common.rc 40514d9da5SStefan Hajnoczi. ./common.filter 41514d9da5SStefan Hajnoczi 42514d9da5SStefan Hajnoczi# Any format supporting backing files 43dbcdd7cbSFam Zheng_supported_fmt qcow2 qed 441f7bf7d0SPeter Lieven_supported_proto file 45514d9da5SStefan Hajnoczi 46514d9da5SStefan Hajnoczi 47514d9da5SStefan Hajnoczisize=128M 48514d9da5SStefan Hajnoczi_make_test_img $size 49fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG" 50514d9da5SStefan Hajnoczi 51514d9da5SStefan Hajnocziecho 52514d9da5SStefan Hajnocziecho "== backing file references self ==" 53514d9da5SStefan Hajnoczi_img_info --backing-chain 54514d9da5SStefan Hajnoczi 55514d9da5SStefan Hajnoczi_make_test_img $size 56fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.base" 57fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.base" $size 58fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG.base" 59514d9da5SStefan Hajnoczi 60514d9da5SStefan Hajnocziecho 61514d9da5SStefan Hajnocziecho "== parent references self ==" 62514d9da5SStefan Hajnoczi_img_info --backing-chain 63514d9da5SStefan Hajnoczi 64514d9da5SStefan Hajnoczi_make_test_img $size 65fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.1.base" 66fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.1.base" $size 67fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.2.base" 68fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.2.base" $size 69fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.3.base" 70fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.3.base" $size 71fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG.2.base" "$TEST_IMG.1.base" 72514d9da5SStefan Hajnoczi 73514d9da5SStefan Hajnocziecho 74514d9da5SStefan Hajnocziecho "== ancestor references another ancestor ==" 75514d9da5SStefan Hajnoczi_img_info --backing-chain 76514d9da5SStefan Hajnoczi 77514d9da5SStefan Hajnoczi_make_test_img $size 78fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.1.base" 79fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.1.base" $size 80fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.2.base" 81fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.2.base" $size 82514d9da5SStefan Hajnoczi 83514d9da5SStefan Hajnocziecho 84514d9da5SStefan Hajnocziecho "== finite chain of length 3 (human) ==" 85514d9da5SStefan Hajnoczi_img_info --backing-chain 86514d9da5SStefan Hajnoczi 87514d9da5SStefan Hajnocziecho 88514d9da5SStefan Hajnocziecho "== finite chain of length 3 (json) ==" 89514d9da5SStefan Hajnoczi_img_info --backing-chain --output=json 90514d9da5SStefan Hajnoczi 91514d9da5SStefan Hajnoczi# success, all done 92514d9da5SStefan Hajnocziecho "*** done" 93514d9da5SStefan Hajnoczirm -f $seq.full 94514d9da5SStefan Hajnoczistatus=0 95