1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Landlock scoped_domains variants
*
* See the hierarchy variants from ptrace_test.c
*
* Copyright © 2017-2020 Mickaël Salaün <mic@digikod.net>
* Copyright © 2019-2020 ANSSI
* Copyright © 2024 Tahera Fahimi <fahimitahera@gmail.com>
*/
/* clang-format on */
FIXTURE_VARIANT(scoped_domains)
{
bool domain_both;
bool domain_parent;
bool domain_child;
};
/*
* No domain
*
* P1-. P1 -> P2 : allow
* \ P2 -> P1 : allow
* 'P2
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, without_domain) {
/* clang-format on */
.domain_both = false,
.domain_parent = false,
.domain_child = false,
};
/*
* Child domain
*
* P1--. P1 -> P2 : allow
* \ P2 -> P1 : deny
* .'-----.
* | P2 |
* '------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, child_domain) {
/* clang-format on */
.domain_both = false,
.domain_parent = false,
.domain_child = true,
};
/*
* Parent domain
* .------.
* | P1 --. P1 -> P2 : deny
* '------' \ P2 -> P1 : allow
* '
* P2
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, parent_domain) {
/* clang-format on */
.domain_both = false,
.domain_parent = true,
.domain_child = false,
};
/*
* Parent + child domain (siblings)
* .------.
* | P1 ---. P1 -> P2 : deny
* '------' \ P2 -> P1 : deny
* .---'--.
* | P2 |
* '------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, sibling_domain) {
/* clang-format on */
.domain_both = false,
.domain_parent = true,
.domain_child = true,
};
/*
* Same domain (inherited)
* .-------------.
* | P1----. | P1 -> P2 : allow
* | \ | P2 -> P1 : allow
* | ' |
* | P2 |
* '-------------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, inherited_domain) {
/* clang-format on */
.domain_both = true,
.domain_parent = false,
.domain_child = false,
};
/*
* Inherited + child domain
* .-----------------.
* | P1----. | P1 -> P2 : allow
* | \ | P2 -> P1 : deny
* | .-'----. |
* | | P2 | |
* | '------' |
* '-----------------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, nested_domain) {
/* clang-format on */
.domain_both = true,
.domain_parent = false,
.domain_child = true,
};
/*
* Inherited + parent domain
* .-----------------.
* |.------. | P1 -> P2 : deny
* || P1 ----. | P2 -> P1 : allow
* |'------' \ |
* | ' |
* | P2 |
* '-----------------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, nested_and_parent_domain) {
/* clang-format on */
.domain_both = true,
.domain_parent = true,
.domain_child = false,
};
/*
* Inherited + parent and child domain (siblings)
* .-----------------.
* | .------. | P1 -> P2 : deny
* | | P1 . | P2 -> P1 : deny
* | '------'\ |
* | \ |
* | .--'---. |
* | | P2 | |
* | '------' |
* '-----------------'
*/
/* clang-format off */
FIXTURE_VARIANT_ADD(scoped_domains, forked_domains) {
/* clang-format on */
.domain_both = true,
.domain_parent = true,
.domain_child = true,
};
|
