chiark / gitweb /
systemctl: add new "get-cgroup-attr" to query current cgroup attribute value
[elogind.git] / src / core / dbus-unit.h
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
8   Copyright 2010 Lennart Poettering
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
24 #include <dbus/dbus.h>
25
26 #include "manager.h"
27 #include "dbus-common.h"
28
29 #define BUS_UNIT_INTERFACE \
30         " <interface name=\"org.freedesktop.systemd1.Unit\">\n"         \
31         "  <method name=\"Start\">\n"                                   \
32         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
33         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
34         "  </method>\n"                                                 \
35         "  <method name=\"Stop\">\n"                                    \
36         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
37         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
38         "  </method>\n"                                                 \
39         "  <method name=\"Reload\">\n"                                  \
40         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
41         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
42         "  </method>\n"                                                 \
43         "  <method name=\"Restart\">\n"                                 \
44         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
45         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
46         "  </method>\n"                                                 \
47         "  <method name=\"TryRestart\">\n"                              \
48         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
49         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
50         "  </method>\n"                                                 \
51         "  <method name=\"ReloadOrRestart\">\n"                         \
52         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
53         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
54         "  </method>\n"                                                 \
55         "  <method name=\"ReloadOrTryRestart\">\n"                      \
56         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
57         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
58         "  </method>\n"                                                 \
59         "  <method name=\"Kill\">\n"                                    \
60         "   <arg name=\"who\" type=\"s\" direction=\"in\"/>\n"          \
61         "   <arg name=\"signal\" type=\"i\" direction=\"in\"/>\n"       \
62         "  </method>\n"                                                 \
63         "  <method name=\"ResetFailed\"/>\n"                            \
64         "  <property name=\"Id\" type=\"s\" access=\"read\"/>\n"        \
65         "  <property name=\"Names\" type=\"as\" access=\"read\"/>\n"    \
66         "  <property name=\"Following\" type=\"s\" access=\"read\"/>\n" \
67         "  <property name=\"Requires\" type=\"as\" access=\"read\"/>\n" \
68         "  <property name=\"RequiresOverridable\" type=\"as\" access=\"read\"/>\n" \
69         "  <property name=\"Requisite\" type=\"as\" access=\"read\"/>\n" \
70         "  <property name=\"RequisiteOverridable\" type=\"as\" access=\"read\"/>\n" \
71         "  <property name=\"Wants\" type=\"as\" access=\"read\"/>\n"    \
72         "  <property name=\"BindsTo\" type=\"as\" access=\"read\"/>\n"  \
73         "  <property name=\"PartOf\" type=\"as\" access=\"read\"/>\n"   \
74         "  <property name=\"RequiredBy\" type=\"as\" access=\"read\"/>\n" \
75         "  <property name=\"RequiredByOverridable\" type=\"as\" access=\"read\"/>\n" \
76         "  <property name=\"WantedBy\" type=\"as\" access=\"read\"/>\n" \
77         "  <property name=\"BoundBy\" type=\"as\" access=\"read\"/>\n" \
78         "  <property name=\"ConsistsOf\" type=\"as\" access=\"read\"/>\n" \
79         "  <property name=\"Conflicts\" type=\"as\" access=\"read\"/>\n" \
80         "  <property name=\"ConflictedBy\" type=\"as\" access=\"read\"/>\n" \
81         "  <property name=\"Before\" type=\"as\" access=\"read\"/>\n"   \
82         "  <property name=\"After\" type=\"as\" access=\"read\"/>\n"    \
83         "  <property name=\"OnFailure\" type=\"as\" access=\"read\"/>\n"    \
84         "  <property name=\"Triggers\" type=\"as\" access=\"read\"/>\n"    \
85         "  <property name=\"TriggeredBy\" type=\"as\" access=\"read\"/>\n"    \
86         "  <property name=\"PropagatesReloadTo\" type=\"as\" access=\"read\"/>\n" \
87         "  <property name=\"ReloadPropagatedFrom\" type=\"as\" access=\"read\"/>\n" \
88         "  <property name=\"RequiresMountsFor\" type=\"as\" access=\"read\"/>\n" \
89         "  <property name=\"Description\" type=\"s\" access=\"read\"/>\n" \
90         "  <property name=\"SourcePath\" type=\"s\" access=\"read\"/>\n" \
91         "  <property name=\"Documentation\" type=\"as\" access=\"read\"/>\n" \
92         "  <property name=\"LoadState\" type=\"s\" access=\"read\"/>\n" \
93         "  <property name=\"ActiveState\" type=\"s\" access=\"read\"/>\n" \
94         "  <property name=\"SubState\" type=\"s\" access=\"read\"/>\n"  \
95         "  <property name=\"FragmentPath\" type=\"s\" access=\"read\"/>\n" \
96         "  <property name=\"UnitFileState\" type=\"s\" access=\"read\"/>\n" \
97         "  <property name=\"InactiveExitTimestamp\" type=\"t\" access=\"read\"/>\n" \
98         "  <property name=\"InactiveExitTimestampMonotonic\" type=\"t\" access=\"read\"/>\n" \
99         "  <property name=\"ActiveEnterTimestamp\" type=\"t\" access=\"read\"/>\n" \
100         "  <property name=\"ActiveEnterTimestampMonotonic\" type=\"t\" access=\"read\"/>\n" \
101         "  <property name=\"ActiveExitTimestamp\" type=\"t\" access=\"read\"/>\n" \
102         "  <property name=\"ActiveExitTimestampMonotonic\" type=\"t\" access=\"read\"/>\n" \
103         "  <property name=\"InactiveEnterTimestamp\" type=\"t\" access=\"read\"/>\n" \
104         "  <property name=\"InactiveEnterTimestampMonotonic\" type=\"t\" access=\"read\"/>\n" \
105         "  <property name=\"CanStart\" type=\"b\" access=\"read\"/>\n"  \
106         "  <property name=\"CanStop\" type=\"b\" access=\"read\"/>\n"   \
107         "  <property name=\"CanReload\" type=\"b\" access=\"read\"/>\n" \
108         "  <property name=\"CanIsolate\" type=\"b\" access=\"read\"/>\n" \
109         "  <property name=\"Job\" type=\"(uo)\" access=\"read\"/>\n"    \
110         "  <property name=\"StopWhenUnneeded\" type=\"b\" access=\"read\"/>\n" \
111         "  <property name=\"RefuseManualStart\" type=\"b\" access=\"read\"/>\n" \
112         "  <property name=\"RefuseManualStop\" type=\"b\" access=\"read\"/>\n" \
113         "  <property name=\"AllowIsolate\" type=\"b\" access=\"read\"/>\n" \
114         "  <property name=\"DefaultDependencies\" type=\"b\" access=\"read\"/>\n" \
115         "  <property name=\"OnFailureIsolate\" type=\"b\" access=\"read\"/>\n" \
116         "  <property name=\"IgnoreOnIsolate\" type=\"b\" access=\"read\"/>\n" \
117         "  <property name=\"IgnoreOnSnapshot\" type=\"b\" access=\"read\"/>\n" \
118         "  <property name=\"NeedDaemonReload\" type=\"b\" access=\"read\"/>\n" \
119         "  <property name=\"JobTimeoutUSec\" type=\"t\" access=\"read\"/>\n" \
120         "  <property name=\"ConditionTimestamp\" type=\"t\" access=\"read\"/>\n" \
121         "  <property name=\"ConditionTimestampMonotonic\" type=\"t\" access=\"read\"/>\n" \
122         "  <property name=\"ConditionResult\" type=\"b\" access=\"read\"/>\n" \
123         "  <property name=\"LoadError\" type=\"(ss)\" access=\"read\"/>\n" \
124         " </interface>\n"
125
126 #define BUS_UNIT_CGROUP_INTERFACE                                       \
127         "  <property name=\"DefaultControlGroup\" type=\"s\" access=\"read\"/>\n" \
128         "  <property name=\"ControlGroups\" type=\"as\" access=\"read\"/>\n" \
129         "  <property name=\"ControlGroupAttributes\" type=\"a(sss)\" access=\"read\"/>\n" \
130         "  <method name=\"GetControlGroupAttributes\">\n"               \
131         "   <arg name=\"attributes\" type=\"as\" direction=\"in\"/>\n"  \
132         "   <arg name=\"values\" type=\"as\" direction=\"out\"/>\n"     \
133         "  </method>\n"                                                 \
134         "  <method name=\"SetControlGroupAttributes\">\n"               \
135         "   <arg name=\"attributes\" type=\"a(ss)\" direction=\"in\"/>\n" \
136         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
137         "  </method>\n"                                                 \
138         "  <method name=\"UnsetControlGroupAttributes\">\n"             \
139         "   <arg name=\"attributes\" type=\"as\" direction=\"in\"/>\n"  \
140         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
141         "  </method>\n"                                                 \
142         "  <method name=\"SetControlGroups\">\n"                        \
143         "   <arg name=\"groups\" type=\"as\" direction=\"in\"/>\n"      \
144         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
145         "  </method>\n"                                                 \
146         "  <method name=\"UnsetControlGroups\">\n"                      \
147         "   <arg name=\"groups\" type=\"as\" direction=\"in\"/>\n"      \
148         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
149         "  </method>\n"
150
151 #define BUS_UNIT_INTERFACES_LIST                \
152         BUS_GENERIC_INTERFACES_LIST             \
153         "org.freedesktop.systemd1.Unit\0"
154
155 extern const BusProperty bus_unit_properties[];
156 extern const BusProperty bus_unit_cgroup_properties[];
157
158 void bus_unit_send_change_signal(Unit *u);
159 void bus_unit_send_removed_signal(Unit *u);
160
161 DBusHandlerResult bus_unit_queue_job(
162                 DBusConnection *connection,
163                 DBusMessage *message,
164                 Unit *u,
165                 JobType type,
166                 JobMode mode,
167                 bool reload_if_possible);
168
169 int bus_unit_cgroup_set(Unit *u, DBusMessageIter *iter);
170 int bus_unit_cgroup_unset(Unit *u, DBusMessageIter *iter);
171 int bus_unit_cgroup_attribute_get(Unit *u, DBusMessageIter *iter, char ***_result);
172 int bus_unit_cgroup_attribute_set(Unit *u, DBusMessageIter *iter);
173 int bus_unit_cgroup_attribute_unset(Unit *u, DBusMessageIter *iter);
174
175 extern const DBusObjectPathVTable bus_unit_vtable;
176
177 extern const char bus_unit_interface[];