]>
Commit | Line | Data |
---|---|---|
663996b3 MS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | #pragma once | |
4 | ||
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
14228c0d | 8 | Copyright 2013 Lennart Poettering |
663996b3 MS |
9 | |
10 | systemd is free software; you can redistribute it and/or modify it | |
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 | |
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 | |
18 | Lesser General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU Lesser General Public License | |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
22 | ***/ | |
23 | ||
e735f4d4 MP |
24 | #include <stdbool.h> |
25 | ||
14228c0d | 26 | #include "list.h" |
e735f4d4 | 27 | #include "time-util.h" |
663996b3 | 28 | |
14228c0d MB |
29 | typedef struct CGroupContext CGroupContext; |
30 | typedef struct CGroupDeviceAllow CGroupDeviceAllow; | |
31 | typedef struct CGroupBlockIODeviceWeight CGroupBlockIODeviceWeight; | |
32 | typedef struct CGroupBlockIODeviceBandwidth CGroupBlockIODeviceBandwidth; | |
663996b3 | 33 | |
14228c0d | 34 | typedef enum CGroupDevicePolicy { |
663996b3 | 35 | |
14228c0d MB |
36 | /* When devices listed, will allow those, plus built-in ones, |
37 | if none are listed will allow everything. */ | |
38 | CGROUP_AUTO, | |
663996b3 | 39 | |
14228c0d MB |
40 | /* Everything forbidden, except built-in ones and listed ones. */ |
41 | CGROUP_CLOSED, | |
663996b3 | 42 | |
14228c0d MB |
43 | /* Everythings forbidden, except for the listed devices */ |
44 | CGROUP_STRICT, | |
663996b3 | 45 | |
14228c0d MB |
46 | _CGROUP_DEVICE_POLICY_MAX, |
47 | _CGROUP_DEVICE_POLICY_INVALID = -1 | |
48 | } CGroupDevicePolicy; | |
663996b3 | 49 | |
14228c0d MB |
50 | struct CGroupDeviceAllow { |
51 | LIST_FIELDS(CGroupDeviceAllow, device_allow); | |
52 | char *path; | |
53 | bool r:1; | |
54 | bool w:1; | |
55 | bool m:1; | |
56 | }; | |
663996b3 | 57 | |
14228c0d MB |
58 | struct CGroupBlockIODeviceWeight { |
59 | LIST_FIELDS(CGroupBlockIODeviceWeight, device_weights); | |
60 | char *path; | |
61 | unsigned long weight; | |
663996b3 MS |
62 | }; |
63 | ||
14228c0d MB |
64 | struct CGroupBlockIODeviceBandwidth { |
65 | LIST_FIELDS(CGroupBlockIODeviceBandwidth, device_bandwidths); | |
66 | char *path; | |
67 | uint64_t bandwidth; | |
68 | bool read; | |
69 | }; | |
663996b3 | 70 | |
14228c0d MB |
71 | struct CGroupContext { |
72 | bool cpu_accounting; | |
73 | bool blockio_accounting; | |
74 | bool memory_accounting; | |
663996b3 | 75 | |
14228c0d | 76 | unsigned long cpu_shares; |
60f067b4 JS |
77 | unsigned long startup_cpu_shares; |
78 | usec_t cpu_quota_per_sec_usec; | |
663996b3 | 79 | |
14228c0d | 80 | unsigned long blockio_weight; |
60f067b4 | 81 | unsigned long startup_blockio_weight; |
14228c0d MB |
82 | LIST_HEAD(CGroupBlockIODeviceWeight, blockio_device_weights); |
83 | LIST_HEAD(CGroupBlockIODeviceBandwidth, blockio_device_bandwidths); | |
663996b3 | 84 | |
14228c0d | 85 | uint64_t memory_limit; |
663996b3 | 86 | |
14228c0d MB |
87 | CGroupDevicePolicy device_policy; |
88 | LIST_HEAD(CGroupDeviceAllow, device_allow); | |
f47781d8 MP |
89 | |
90 | bool delegate; | |
14228c0d | 91 | }; |
663996b3 | 92 | |
14228c0d MB |
93 | #include "unit.h" |
94 | #include "manager.h" | |
95 | #include "cgroup-util.h" | |
663996b3 | 96 | |
14228c0d MB |
97 | void cgroup_context_init(CGroupContext *c); |
98 | void cgroup_context_done(CGroupContext *c); | |
99 | void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix); | |
60f067b4 JS |
100 | void cgroup_context_apply(CGroupContext *c, CGroupControllerMask mask, const char *path, ManagerState state); |
101 | ||
14228c0d | 102 | CGroupControllerMask cgroup_context_get_mask(CGroupContext *c); |
663996b3 | 103 | |
14228c0d MB |
104 | void cgroup_context_free_device_allow(CGroupContext *c, CGroupDeviceAllow *a); |
105 | void cgroup_context_free_blockio_device_weight(CGroupContext *c, CGroupBlockIODeviceWeight *w); | |
106 | void cgroup_context_free_blockio_device_bandwidth(CGroupContext *c, CGroupBlockIODeviceBandwidth *b); | |
663996b3 | 107 | |
60f067b4 JS |
108 | CGroupControllerMask unit_get_cgroup_mask(Unit *u); |
109 | CGroupControllerMask unit_get_siblings_mask(Unit *u); | |
110 | CGroupControllerMask unit_get_members_mask(Unit *u); | |
111 | CGroupControllerMask unit_get_target_mask(Unit *u); | |
112 | ||
113 | void unit_update_cgroup_members_masks(Unit *u); | |
14228c0d | 114 | int unit_realize_cgroup(Unit *u); |
f47781d8 MP |
115 | void unit_destroy_cgroup_if_empty(Unit *u); |
116 | int unit_attach_pids_to_cgroup(Unit *u); | |
663996b3 | 117 | |
14228c0d MB |
118 | int manager_setup_cgroup(Manager *m); |
119 | void manager_shutdown_cgroup(Manager *m, bool delete); | |
663996b3 | 120 | |
14228c0d | 121 | unsigned manager_dispatch_cgroup_queue(Manager *m); |
663996b3 | 122 | |
14228c0d MB |
123 | Unit *manager_get_unit_by_cgroup(Manager *m, const char *cgroup); |
124 | Unit* manager_get_unit_by_pid(Manager *m, pid_t pid); | |
663996b3 | 125 | |
14228c0d | 126 | pid_t unit_search_main_pid(Unit *u); |
663996b3 | 127 | |
14228c0d | 128 | int manager_notify_cgroup_empty(Manager *m, const char *group); |
663996b3 | 129 | |
14228c0d MB |
130 | const char* cgroup_device_policy_to_string(CGroupDevicePolicy i) _const_; |
131 | CGroupDevicePolicy cgroup_device_policy_from_string(const char *s) _pure_; |