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1 #!/usr/bin/env bash
2 # group: rw migration quick
3 #
4 # Test savevm and loadvm after live migration with postcopy flag
5 #
6 # Copyright (C) 2017, IBM Corporation.
7 #
8 # This file is derived from tests/qemu-iotests/181 by Kevin Wolf
9 #
10 # This program is free software; you can redistribute it and/or modify
11 # it under the terms of the GNU General Public License as published by
12 # the Free Software Foundation; either version 2 of the License, or
13 # (at your option) any later version.
14 #
15 # This program is distributed in the hope that it will be useful,
16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 # GNU General Public License for more details.
19 #
20 # You should have received a copy of the GNU General Public License
21 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
22
23 seq=`basename $0`
24 echo "QA output created by $seq"
25
26 status=1        # failure is the default!
27
28 MIG_SOCKET="${SOCK_DIR}/migrate"
29
30 # get standard environment, filters and checks
31 . ./common.rc
32 . ./common.filter
33 . ./common.qemu
34
35 _cleanup()
36 {
37     rm -f "${MIG_SOCKET}"
38     _cleanup_test_img
39     _cleanup_qemu
40 }
41 trap "_cleanup; exit \$status" 0 1 2 3 15
42
43 _supported_fmt qcow2
44 _supported_proto generic
45 _supported_os Linux
46
47 # Internal snapshots are (currently) impossible with refcount_bits=1,
48 # and generally impossible with external data files
49 _unsupported_imgopts 'refcount_bits=1[^0-9]' data_file
50
51 size=64M
52 _make_test_img $size
53
54 echo
55 echo === Starting VMs ===
56 echo
57
58 qemu_comm_method="monitor"
59
60 if [ "$IMGOPTSSYNTAX" = "true" ]; then
61     _launch_qemu \
62         -drive "${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,id=disk
63 else
64     _launch_qemu \
65         -drive file="${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,driver=$IMGFMT,id=disk
66 fi
67 src=$QEMU_HANDLE
68
69 if [ "$IMGOPTSSYNTAX" = "true" ]; then
70     _launch_qemu \
71         -drive "${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,id=disk \
72         -incoming "unix:${MIG_SOCKET}"
73 else
74     _launch_qemu \
75         -drive file="${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,driver=$IMGFMT,id=disk \
76         -incoming "unix:${MIG_SOCKET}"
77 fi
78 dest=$QEMU_HANDLE
79
80 echo
81 echo === Set \'migrate_set_capability postcopy-ram on\' and migrate ===
82 echo
83
84 silent=yes
85 _send_qemu_cmd $dest 'migrate_set_capability postcopy-ram on' "(qemu)"
86
87 qemu_error_no_exit=yes success_or_failure=yes \
88     _send_qemu_cmd $dest '' "(qemu)" "Postcopy is not supported"
89 if [ ${QEMU_STATUS[$dest]} -lt 0 ]; then
90     _send_qemu_cmd $dest '' "(qemu)"
91
92     _send_qemu_cmd $src 'quit' ""
93     _send_qemu_cmd $dest 'quit' ""
94     wait=1 _cleanup_qemu
95
96     _notrun 'Postcopy is not supported'
97 fi
98
99 _send_qemu_cmd $src 'migrate_set_capability postcopy-ram on' "(qemu)"
100 _send_qemu_cmd $src "migrate -d unix:${MIG_SOCKET}" "(qemu)"
101
102 QEMU_COMM_TIMEOUT=1 qemu_cmd_repeat=10 silent=yes \
103     _send_qemu_cmd $src "info migrate" "completed\|failed"
104 silent=yes _send_qemu_cmd $src "" "(qemu)"
105
106 echo
107 echo === Check if migration was successful ===
108 echo
109
110 QEMU_COMM_TIMEOUT=1 silent=yes \
111     _send_qemu_cmd $src "info migrate" "completed"
112 silent=yes _send_qemu_cmd $src "" "(qemu)"
113
114 echo
115 echo === On destination, execute savevm and loadvm ===
116 echo
117
118 silent=
119 _send_qemu_cmd $dest 'savevm state1' "(qemu)"
120 _send_qemu_cmd $dest 'loadvm state1' "(qemu)"
121
122 echo
123 echo === Shut down and check image ===
124 echo
125
126 _send_qemu_cmd $src 'quit' ""
127 _send_qemu_cmd $dest 'quit' ""
128 wait=1 _cleanup_qemu
129
130 _check_test_img
131
132 # success, all done
133 echo "*** done"
134 status=0
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