1 | /* $Id: tstVDShareable.vd 98103 2023-01-17 14:15:46Z vboxsync $ */
|
---|
2 | /**
|
---|
3 | * Storage: Testcase for shareable disks.
|
---|
4 | */
|
---|
5 |
|
---|
6 | /*
|
---|
7 | * Copyright (C) 2011-2023 Oracle and/or its affiliates.
|
---|
8 | *
|
---|
9 | * This file is part of VirtualBox base platform packages, as
|
---|
10 | * available from https://www.virtualbox.org.
|
---|
11 | *
|
---|
12 | * This program is free software; you can redistribute it and/or
|
---|
13 | * modify it under the terms of the GNU General Public License
|
---|
14 | * as published by the Free Software Foundation, in version 3 of the
|
---|
15 | * License.
|
---|
16 | *
|
---|
17 | * This program is distributed in the hope that it will be useful, but
|
---|
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
20 | * General Public License for more details.
|
---|
21 | *
|
---|
22 | * You should have received a copy of the GNU General Public License
|
---|
23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
|
---|
24 | *
|
---|
25 | * SPDX-License-Identifier: GPL-3.0-only
|
---|
26 | */
|
---|
27 |
|
---|
28 | void main()
|
---|
29 | {
|
---|
30 | /* Init I/O RNG for generating random data for writes. */
|
---|
31 | iorngcreate(10M, "manual", 1234567890);
|
---|
32 |
|
---|
33 | /* Create disk containers. */
|
---|
34 | createdisk("shared1", false);
|
---|
35 | createdisk("shared2", false);
|
---|
36 |
|
---|
37 | /* Create the disk and close it. */
|
---|
38 | create("shared1", "base", "tstShared.vdi", "fixed", "VDI", 20M, false, false);
|
---|
39 | close("shared1", "all", false);
|
---|
40 |
|
---|
41 | /* Open the disk with sharing enabled. */
|
---|
42 | open("shared1", "tstShared.vdi", "VDI", true /* fAsync */, true /* fShareable */, false, false, false, false);
|
---|
43 | open("shared2", "tstShared.vdi", "VDI", true /* fAsync */, true /* fShareable */, false, false, false, false);
|
---|
44 |
|
---|
45 | /* Write to one disk and verify that the other disk can see the content. */
|
---|
46 | io("shared1", true, 32, "seq", 64K, 0, 20M, 20M, 100, "none");
|
---|
47 | comparedisks("shared1", "shared2");
|
---|
48 |
|
---|
49 | /* Write to the second disk and verify that the first can see the content. */
|
---|
50 | io("shared2", true, 64, "seq", 8K, 0, 20M, 20M, 50, "none");
|
---|
51 | comparedisks("shared1", "shared2");
|
---|
52 |
|
---|
53 | /* Close but don't delete yet. */
|
---|
54 | close("shared1", "all", false);
|
---|
55 | close("shared2", "all", false);
|
---|
56 |
|
---|
57 | /* Open and delete. */
|
---|
58 | open("shared1", "tstShared.vdi", "VDI", false /* fAsync */, false /* fShareable */, false, false, false, false);
|
---|
59 | close("shared1", "single", true);
|
---|
60 |
|
---|
61 | /* Cleanup */
|
---|
62 | destroydisk("shared1");
|
---|
63 | destroydisk("shared2");
|
---|
64 | iorngdestroy();
|
---|
65 | }
|
---|
66 |
|
---|