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1.1 root 1: #!/bin/bash
2: #
3: # Merge backing file into test image when converting the image
4: #
5: # Copyright (C) 2009 Red Hat, Inc.
6: #
7: # This program is free software; you can redistribute it and/or modify
8: # it under the terms of the GNU General Public License as published by
9: # the Free Software Foundation; either version 2 of the License, or
10: # (at your option) any later version.
11: #
12: # This program is distributed in the hope that it will be useful,
13: # but WITHOUT ANY WARRANTY; without even the implied warranty of
14: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: # GNU General Public License for more details.
16: #
17: # You should have received a copy of the GNU General Public License
18: # along with this program. If not, see <http://www.gnu.org/licenses/>.
19: #
20:
21: # creator
22: [email protected]
23:
24: seq=`basename $0`
25: echo "QA output created by $seq"
26:
27: here=`pwd`
28: tmp=/tmp/$$
29: status=1 # failure is the default!
30:
31: _cleanup()
32: {
33: _cleanup_test_img
34: }
35: trap "_cleanup; exit \$status" 0 1 2 3 15
36:
37: # get standard environment, filters and checks
38: . ./common.rc
39: . ./common.filter
40: . ./common.pattern
41:
42: # Any format supporting backing files
43: _supported_fmt qcow qcow2 vmdk qed
44: _supported_proto generic
45: _supported_os Linux
46:
47: TEST_OFFSETS="0 4294967296"
48:
49: _make_test_img 6G
50:
51: echo "Filling base image"
52: echo
53:
54: for offset in $TEST_OFFSETS; do
55: # Some clusters with alternating backing file/image file reads
56: io writev $(( offset )) 512 1024 64
57:
58: # Complete backing clusters
59: io writev $(( offset + 64 * 1024)) 65536 65536 1
60: done
61: _check_test_img
62:
63: echo "Creating test image with backing file"
64: echo
65:
66: mv $TEST_IMG $TEST_IMG.base
67: _make_test_img -b $TEST_IMG.base 6G
68:
69: echo "Filling test image"
70: echo
71:
72: for offset in $TEST_OFFSETS; do
73: # Some clusters with alternating backing file/image file reads
74: io writev $(( offset + 512 )) 512 1024 64
75:
76: # Complete test image clusters
77: io writev $(( offset + 64 * 1024 + 65536)) 65536 65536 1
78: done
79: _check_test_img
80:
81: mv $TEST_IMG $TEST_IMG.orig
82: $QEMU_IMG convert -O $IMGFMT $TEST_IMG.orig $TEST_IMG
83:
84: echo "Reading"
85: echo
86:
87: for offset in $TEST_OFFSETS; do
88: # Some clusters with alternating backing file/image file reads
89: io readv $(( offset )) 512 1024 64
90: io readv $(( offset + 512 )) 512 1024 64
91:
92: # Complete test image clusters
93: io readv $(( offset + 64 * 1024)) 65536 65536 1
94: io readv $(( offset + 64 * 1024 + 65536)) 65536 65536 1
95:
96: # Empty sectors
97: io_zero readv $(( offset + 64 * 1024 + 65536 * 4 )) 65536 65536 1
98: done
99: _check_test_img
100:
101: # success, all done
102: echo "*** done"
103: rm -f $seq.full
104: status=0
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