4 # Test multiple blockdev-snapshot calls with 'backing': null
6 # Copyright (C) 2019 Red Hat, Inc.
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
23 echo "QA output created by $seq"
25 status=1 # failure is the default!
31 trap "_cleanup; exit \$status" 0 1 2 3 15
33 # get standard environment, filters and checks
37 # This is a qcow2 regression test
39 _supported_proto file fuse
41 # External data files would add nodes to the block graph, so it would
42 # not match the reference output
43 _unsupported_imgopts data_file
48 $QEMU -nographic -qmp-pretty stdio -nodefaults "$@"
54 do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp |
55 _filter_generated_node_ids | _filter_imgfmt |
56 _filter_actual_image_size | _filter_img_info
59 TEST_IMG="$TEST_IMG.base" _make_test_img 64M
60 TEST_IMG="$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base" -F $IMGFMT
61 _make_test_img -b "$TEST_IMG.mid" -F $IMGFMT
64 -blockdev file,node-name=base,filename="$TEST_IMG.base" \
65 -blockdev file,node-name=midf,filename="$TEST_IMG.mid" \
66 -blockdev '{"driver":"qcow2","node-name":"mid","file":"midf","backing":null}' \
67 -blockdev file,node-name=topf,filename="$TEST_IMG" \
68 -blockdev '{"driver":"qcow2","file":"topf","node-name":"top","backing":null}' \
70 {"execute":"qmp_capabilities"}
71 {"execute":"blockdev-snapshot","arguments":{"node":"base","overlay":"mid"}}
72 {"execute":"blockdev-snapshot","arguments":{"node":"mid","overlay":"top"}}
73 {"execute":"query-named-block-nodes"}
74 {"execute":"x-debug-query-block-graph"}