 1f7bf7d068
			
		
	
	
		1f7bf7d068
		
	
	
	
	
		
			
			all these tests do anything of the following and thus fail with any protocol other than file: - the tests use rm, cp or mv shell commands which only work on file - the tests use qcow2.py - the images construct new filenames (e.g. backing file names) and the logic is broken for anything else than file Signed-off-by: Peter Lieven <pl@kamp.de> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
		
			
				
	
	
		
			96 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			96 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/bash
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| #
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| # Test that qemu-img info --backing-chain detects infinite loops
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| #
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| # Copyright (C) 2012 Red Hat, Inc.
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| #
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| # This program is free software; you can redistribute it and/or modify
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| # it under the terms of the GNU General Public License as published by
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| # the Free Software Foundation; either version 2 of the License, or
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| # (at your option) any later version.
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| #
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| # This program is distributed in the hope that it will be useful,
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| # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| # GNU General Public License for more details.
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| #
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| # You should have received a copy of the GNU General Public License
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| # along with this program.  If not, see <http://www.gnu.org/licenses/>.
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| #
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| 
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| # creator
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| owner=stefanha@redhat.com
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| 
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| seq=`basename $0`
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| echo "QA output created by $seq"
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| 
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| here=`pwd`
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| tmp=/tmp/$$
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| status=1	# failure is the default!
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| 
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| _cleanup()
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| {
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|     _cleanup_test_img
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|     rm -f "$TEST_IMG".[123].base
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| }
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| trap "_cleanup; exit \$status" 0 1 2 3 15
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| 
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| # get standard environment, filters and checks
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| . ./common.rc
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| . ./common.filter
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| 
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| # Any format supporting backing files
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| _supported_fmt qcow2 qed
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| _supported_proto file
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| _supported_os Linux
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| 
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| 
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| size=128M
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| _make_test_img $size
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| $QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG"
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| 
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| echo
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| echo "== backing file references self =="
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| _img_info --backing-chain
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| 
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| _make_test_img $size
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| mv "$TEST_IMG" "$TEST_IMG.base"
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| _make_test_img -b "$TEST_IMG.base" $size
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| $QEMU_IMG rebase -u -b "$TEST_IMG" "$TEST_IMG.base"
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| 
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| echo
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| echo "== parent references self =="
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| _img_info --backing-chain
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| 
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| _make_test_img $size
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| mv "$TEST_IMG" "$TEST_IMG.1.base"
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| _make_test_img -b "$TEST_IMG.1.base" $size
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| mv "$TEST_IMG" "$TEST_IMG.2.base"
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| _make_test_img -b "$TEST_IMG.2.base" $size
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| mv "$TEST_IMG" "$TEST_IMG.3.base"
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| _make_test_img -b "$TEST_IMG.3.base" $size
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| $QEMU_IMG rebase -u -b "$TEST_IMG.2.base" "$TEST_IMG.1.base"
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| 
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| echo
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| echo "== ancestor references another ancestor =="
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| _img_info --backing-chain
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| 
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| _make_test_img $size
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| mv "$TEST_IMG" "$TEST_IMG.1.base"
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| _make_test_img -b "$TEST_IMG.1.base" $size
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| mv "$TEST_IMG" "$TEST_IMG.2.base"
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| _make_test_img -b "$TEST_IMG.2.base" $size
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| 
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| echo
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| echo "== finite chain of length 3 (human) =="
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| _img_info --backing-chain
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| 
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| echo
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| echo "== finite chain of length 3 (json) =="
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| _img_info --backing-chain --output=json
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| 
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| # success, all done
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| echo "*** done"
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| rm -f $seq.full
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| status=0
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