1*11a82d14SPhilippe 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 $seq" 26514d9da5SStefan Hajnoczi 27514d9da5SStefan Hajnoczistatus=1 # failure is the default! 28514d9da5SStefan Hajnoczi 29514d9da5SStefan Hajnoczi_cleanup() 30514d9da5SStefan Hajnoczi{ 31514d9da5SStefan Hajnoczi _cleanup_test_img 32fef9c191SJeff Cody rm -f "$TEST_IMG".[123].base 33514d9da5SStefan Hajnoczi} 34514d9da5SStefan Hajnoczitrap "_cleanup; exit \$status" 0 1 2 3 15 35514d9da5SStefan Hajnoczi 36514d9da5SStefan Hajnoczi# get standard environment, filters and checks 37514d9da5SStefan Hajnoczi. ./common.rc 38514d9da5SStefan Hajnoczi. ./common.filter 39514d9da5SStefan Hajnoczi 40514d9da5SStefan Hajnoczi# Any format supporting backing files 41dbcdd7cbSFam Zheng_supported_fmt qcow2 qed 421f7bf7d0SPeter Lieven_supported_proto file 43514d9da5SStefan Hajnoczi_supported_os Linux 44514d9da5SStefan Hajnoczi 45514d9da5SStefan Hajnoczi 46514d9da5SStefan Hajnoczisize=128M 47514d9da5SStefan Hajnoczi_make_test_img $size 48fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG" 49514d9da5SStefan Hajnoczi 50514d9da5SStefan Hajnocziecho 51514d9da5SStefan Hajnocziecho "== backing file references self ==" 52514d9da5SStefan Hajnoczi_img_info --backing-chain 53514d9da5SStefan Hajnoczi 54514d9da5SStefan Hajnoczi_make_test_img $size 55fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.base" 56fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.base" $size 57fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG.base" 58514d9da5SStefan Hajnoczi 59514d9da5SStefan Hajnocziecho 60514d9da5SStefan Hajnocziecho "== parent references self ==" 61514d9da5SStefan Hajnoczi_img_info --backing-chain 62514d9da5SStefan Hajnoczi 63514d9da5SStefan Hajnoczi_make_test_img $size 64fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.1.base" 65fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.1.base" $size 66fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.2.base" 67fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.2.base" $size 68fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.3.base" 69fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.3.base" $size 70fef9c191SJeff Cody$QEMU_IMG rebase -u -b "$TEST_IMG.2.base" "$TEST_IMG.1.base" 71514d9da5SStefan Hajnoczi 72514d9da5SStefan Hajnocziecho 73514d9da5SStefan Hajnocziecho "== ancestor references another ancestor ==" 74514d9da5SStefan Hajnoczi_img_info --backing-chain 75514d9da5SStefan Hajnoczi 76514d9da5SStefan Hajnoczi_make_test_img $size 77fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.1.base" 78fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.1.base" $size 79fef9c191SJeff Codymv "$TEST_IMG" "$TEST_IMG.2.base" 80fef9c191SJeff Cody_make_test_img -b "$TEST_IMG.2.base" $size 81514d9da5SStefan Hajnoczi 82514d9da5SStefan Hajnocziecho 83514d9da5SStefan Hajnocziecho "== finite chain of length 3 (human) ==" 84514d9da5SStefan Hajnoczi_img_info --backing-chain 85514d9da5SStefan Hajnoczi 86514d9da5SStefan Hajnocziecho 87514d9da5SStefan Hajnocziecho "== finite chain of length 3 (json) ==" 88514d9da5SStefan Hajnoczi_img_info --backing-chain --output=json 89514d9da5SStefan Hajnoczi 90514d9da5SStefan Hajnoczi# success, all done 91514d9da5SStefan Hajnocziecho "*** done" 92514d9da5SStefan Hajnoczirm -f $seq.full 93514d9da5SStefan Hajnoczistatus=0 94