]>
Commit | Line | Data |
---|---|---|
0f62cd82 HR |
1 | --- Implicit backing file --- |
2 | ||
3 | {"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}} | |
4 | {"return": {}} | |
5 | ||
6 | bs->filename: TEST_DIR/PID-top.img | |
7 | bs->backing_file: TEST_DIR/PID-base.img | |
8 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
9 | ||
10 | {"execute": "blockdev-del", "arguments": {"node-name": "node0"}} | |
11 | {"return": {}} | |
12 | ||
13 | --- change-backing-file --- | |
14 | ||
15 | {"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}} | |
16 | {"return": {}} | |
17 | {"execute": "change-backing-file", "arguments": {"backing-file": "null-co://", "device": "node0", "image-node-name": "node0"}} | |
18 | {"return": {}} | |
19 | ||
20 | bs->filename: json:{"backing": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}} | |
21 | bs->backing_file: null-co:// | |
22 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
23 | ||
24 | {"execute": "change-backing-file", "arguments": {"backing-file": "TEST_DIR/PID-base.img", "device": "node0", "image-node-name": "node0"}} | |
25 | {"return": {}} | |
26 | ||
27 | bs->filename: TEST_DIR/PID-top.img | |
28 | bs->backing_file: TEST_DIR/PID-base.img | |
29 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
30 | ||
31 | {"execute": "change-backing-file", "arguments": {"backing-file": "file:TEST_DIR/PID-base.img", "device": "node0", "image-node-name": "node0"}} | |
32 | {"return": {}} | |
33 | ||
34 | bs->filename: json:{"backing": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}} | |
35 | bs->backing_file: file:TEST_DIR/PID-base.img | |
36 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
37 | ||
38 | {"execute": "blockdev-del", "arguments": {"node-name": "node0"}} | |
39 | {"return": {}} | |
40 | {"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}} | |
41 | {"return": {}} | |
42 | ||
43 | bs->filename: TEST_DIR/PID-top.img | |
44 | bs->backing_file: TEST_DIR/PID-base.img | |
45 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
46 | ||
47 | {"execute": "blockdev-del", "arguments": {"node-name": "node0"}} | |
48 | {"return": {}} | |
49 | ||
50 | --- Override backing file --- | |
51 | ||
52 | {"execute": "blockdev-add", "arguments": {"driver": "null-co", "node-name": "null"}} | |
53 | {"return": {}} | |
54 | {"execute": "blockdev-add", "arguments": {"backing": "null", "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}} | |
55 | {"return": {}} | |
56 | ||
57 | bs->filename: json:{"backing": {"driver": "null-co"}, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}} | |
58 | bs->backing_file: null-co:// | |
59 | bs->backing->bs->filename: null-co:// | |
60 | ||
61 | {"execute": "blockdev-del", "arguments": {"node-name": "node0"}} | |
62 | {"return": {}} | |
63 | {"execute": "blockdev-del", "arguments": {"node-name": "null"}} | |
64 | {"return": {}} | |
65 | {"execute": "blockdev-add", "arguments": {"backing": null, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}, "node-name": "node0"}} | |
66 | {"return": {}} | |
67 | ||
68 | bs->filename: json:{"backing": null, "driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-top.img"}} | |
69 | bs->backing_file: TEST_DIR/PID-base.img | |
70 | bs->backing: (none) | |
71 | ||
72 | {"execute": "blockdev-add", "arguments": {"driver": "IMGFMT", "file": {"driver": "file", "filename": "TEST_DIR/PID-base.img"}, "node-name": "original-backing"}} | |
73 | {"return": {}} | |
74 | {"execute": "blockdev-snapshot", "arguments": {"node": "original-backing", "overlay": "node0"}} | |
75 | {"return": {}} | |
76 | ||
998b3a1e | 77 | bs->filename: TEST_DIR/PID-top.img |
0f62cd82 HR |
78 | bs->backing_file: TEST_DIR/PID-base.img |
79 | bs->backing->bs->filename: TEST_DIR/PID-base.img | |
80 | ||
81 | {"execute": "blockdev-del", "arguments": {"node-name": "node0"}} | |
82 | {"return": {}} | |
83 | {"execute": "blockdev-del", "arguments": {"node-name": "original-backing"}} | |
84 | {"return": {}} |