mirror of https://gitee.com/openkylin/qemu.git
81 lines
2.3 KiB
Bash
Executable File
81 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Test multiple blockdev-snapshot calls with 'backing': null
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#
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# Copyright (C) 2019 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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seq=$(basename "$0")
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echo "QA output created by $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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# This is a qcow2 regression test
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_supported_fmt qcow2
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_supported_proto file
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_supported_os Linux
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# External data files would add nodes to the block graph, so it would
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# not match the reference output
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_unsupported_imgopts data_file
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do_run_qemu()
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{
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echo Testing: "$@"
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$QEMU -nographic -qmp-pretty stdio -nodefaults "$@"
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echo
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}
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run_qemu()
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{
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do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp |
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_filter_generated_node_ids | _filter_imgfmt |
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_filter_actual_image_size | _filter_img_info
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}
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TEST_IMG="$TEST_IMG.base" _make_test_img 64M
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TEST_IMG="$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base"
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_make_test_img -b "$TEST_IMG.mid"
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run_qemu \
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-blockdev file,node-name=base,filename="$TEST_IMG.base" \
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-blockdev file,node-name=midf,filename="$TEST_IMG.mid" \
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-blockdev '{"driver":"qcow2","node-name":"mid","file":"midf","backing":null}' \
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-blockdev file,node-name=topf,filename="$TEST_IMG" \
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-blockdev '{"driver":"qcow2","file":"topf","node-name":"top","backing":null}' \
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<<EOF
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{"execute":"qmp_capabilities"}
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{"execute":"blockdev-snapshot","arguments":{"node":"base","overlay":"mid"}}
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{"execute":"blockdev-snapshot","arguments":{"node":"mid","overlay":"top"}}
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{"execute":"query-named-block-nodes"}
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{"execute":"x-debug-query-block-graph"}
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{"execute":"quit"}
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EOF
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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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