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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
c2f1db8f | 2 | #pragma once |
15ae422b LP |
3 | |
4 | /*** | |
5 | This file is part of systemd. | |
6 | ||
7 | Copyright 2010 Lennart Poettering | |
c575770b | 8 | Copyright 2016 Djalal Harouni |
15ae422b LP |
9 | |
10 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
11 | under the terms of the GNU Lesser General Public License as published by |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
15ae422b LP |
13 | (at your option) any later version. |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 18 | Lesser General Public License for more details. |
15ae422b | 19 | |
5430f7f2 | 20 | You should have received a copy of the GNU Lesser General Public License |
15ae422b LP |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
22 | ***/ | |
23 | ||
bb0ff3fb | 24 | typedef struct NamespaceInfo NamespaceInfo; |
d2d6c096 | 25 | typedef struct BindMount BindMount; |
c575770b | 26 | |
15ae422b LP |
27 | #include <stdbool.h> |
28 | ||
915e6d16 | 29 | #include "dissect-image.h" |
417116f2 LP |
30 | #include "macro.h" |
31 | ||
1b8689f9 LP |
32 | typedef enum ProtectHome { |
33 | PROTECT_HOME_NO, | |
34 | PROTECT_HOME_YES, | |
35 | PROTECT_HOME_READ_ONLY, | |
36 | _PROTECT_HOME_MAX, | |
37 | _PROTECT_HOME_INVALID = -1 | |
38 | } ProtectHome; | |
39 | ||
6e2d7c4f MS |
40 | typedef enum NamespaceType { |
41 | NAMESPACE_MOUNT, | |
42 | NAMESPACE_CGROUP, | |
43 | NAMESPACE_UTS, | |
44 | NAMESPACE_IPC, | |
45 | NAMESPACE_USER, | |
46 | NAMESPACE_PID, | |
47 | NAMESPACE_NET, | |
48 | _NAMESPACE_TYPE_MAX, | |
49 | _NAMESPACE_TYPE_INVALID = -1, | |
50 | } NamespaceType; | |
51 | ||
1b8689f9 LP |
52 | typedef enum ProtectSystem { |
53 | PROTECT_SYSTEM_NO, | |
54 | PROTECT_SYSTEM_YES, | |
55 | PROTECT_SYSTEM_FULL, | |
3f815163 | 56 | PROTECT_SYSTEM_STRICT, |
1b8689f9 LP |
57 | _PROTECT_SYSTEM_MAX, |
58 | _PROTECT_SYSTEM_INVALID = -1 | |
59 | } ProtectSystem; | |
417116f2 | 60 | |
bb0ff3fb | 61 | struct NamespaceInfo { |
af964954 | 62 | bool ignore_protect_paths:1; |
c575770b DH |
63 | bool private_dev:1; |
64 | bool protect_control_groups:1; | |
65 | bool protect_kernel_tunables:1; | |
66 | bool protect_kernel_modules:1; | |
5d997827 | 67 | bool mount_apivfs:1; |
c575770b DH |
68 | }; |
69 | ||
d2d6c096 LP |
70 | struct BindMount { |
71 | char *source; | |
72 | char *destination; | |
73 | bool read_only:1; | |
74 | bool recursive:1; | |
75 | bool ignore_enoent:1; | |
76 | }; | |
77 | ||
78 | int setup_namespace( | |
79 | const char *root_directory, | |
915e6d16 | 80 | const char *root_image, |
bb0ff3fb | 81 | const NamespaceInfo *ns_info, |
d2d6c096 LP |
82 | char **read_write_paths, |
83 | char **read_only_paths, | |
84 | char **inaccessible_paths, | |
6c47cd7d | 85 | char **empty_directories, |
d2d6c096 LP |
86 | const BindMount *bind_mounts, |
87 | unsigned n_bind_mounts, | |
88 | const char *tmp_dir, | |
89 | const char *var_tmp_dir, | |
90 | ProtectHome protect_home, | |
91 | ProtectSystem protect_system, | |
915e6d16 LP |
92 | unsigned long mount_flags, |
93 | DissectImageFlags dissected_image_flags); | |
d2d6c096 LP |
94 | |
95 | int setup_tmp_dirs( | |
96 | const char *id, | |
97 | char **tmp_dir, | |
98 | char **var_tmp_dir); | |
613b411c LP |
99 | |
100 | int setup_netns(int netns_storage_socket[2]); | |
417116f2 | 101 | |
1b8689f9 LP |
102 | const char* protect_home_to_string(ProtectHome p) _const_; |
103 | ProtectHome protect_home_from_string(const char *s) _pure_; | |
104 | ||
105 | const char* protect_system_to_string(ProtectSystem p) _const_; | |
106 | ProtectSystem protect_system_from_string(const char *s) _pure_; | |
d2d6c096 LP |
107 | |
108 | void bind_mount_free_many(BindMount *b, unsigned n); | |
109 | int bind_mount_add(BindMount **b, unsigned *n, const BindMount *item); | |
6e2d7c4f MS |
110 | |
111 | const char* namespace_type_to_string(NamespaceType t) _const_; | |
112 | NamespaceType namespace_type_from_string(const char *s) _pure_; | |
113 | ||
114 | bool ns_type_supported(NamespaceType type); |