93 lines
2.3 KiB
Plaintext
93 lines
2.3 KiB
Plaintext
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#!/bin/bash
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#
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# Test change-backing-file command
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#
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# Copyright (C) 2017 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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# creator
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owner=kwolf@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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rm -f "$TEST_IMG.mid"
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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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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_supported_fmt qcow2
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_supported_proto file
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_supported_os Linux
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function do_run_qemu()
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{
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echo Testing: "$@" | _filter_imgfmt
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$QEMU -nographic -qmp-pretty stdio -serial none "$@"
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echo
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}
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function run_qemu()
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{
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do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp \
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| _filter_qemu_io | _filter_generated_node_ids
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}
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size=64M
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TEST_IMG="$TEST_IMG.base" _make_test_img $size
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TEST_IMG="$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base"
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_make_test_img -b "$TEST_IMG.mid"
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echo
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echo "Change backing file of mid (opened read-only)"
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echo
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run_qemu -drive if=none,file="$TEST_IMG",backing.node-name=mid <<EOF
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{"execute":"qmp_capabilities"}
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{"execute":"change-backing-file", "arguments":{"device":"none0","image-node-name":"mid","backing-file":"/dev/null"}}
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{"execute":"quit"}
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EOF
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TEST_IMG="$TEST_IMG.mid" _img_info
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echo
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echo "Change backing file of top (opened writable)"
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echo
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TEST_IMG="$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base"
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run_qemu -drive if=none,file="$TEST_IMG",node-name=top <<EOF
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{"execute":"qmp_capabilities"}
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{"execute":"change-backing-file", "arguments":{"device":"none0","image-node-name":"top","backing-file":"/dev/null"}}
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{"execute":"quit"}
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EOF
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_img_info
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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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