1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2011 Lennart Poettering
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.
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.
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/>.
26 #include <dbus/dbus.h>
33 #include "cgroup-util.h"
35 typedef struct Manager Manager;
37 #include "logind-device.h"
38 #include "logind-seat.h"
39 #include "logind-session.h"
40 #include "logind-user.h"
41 #include "logind-inhibit.h"
42 #include "logind-button.h"
43 #include "logind-action.h"
55 LIST_HEAD(Seat, seat_gc_queue);
56 LIST_HEAD(Session, session_gc_queue);
57 LIST_HEAD(User, user_gc_queue);
60 struct udev_monitor *udev_seat_monitor, *udev_vcsa_monitor, *udev_button_monitor;
66 int console_active_fd;
77 char **kill_only_users, **kill_exclude_users;
78 bool kill_user_processes;
80 unsigned long session_counter;
81 unsigned long inhibit_counter;
83 Hashmap *session_units;
87 Hashmap *inhibitor_fds;
90 usec_t inhibit_delay_max;
92 /* If an action is currently being executed or is delayed,
93 * this is != 0 and encodes what is being done */
94 InhibitWhat action_what;
96 /* If a shutdown/suspend was delayed due to a inhibitor this
97 contains the unit name we are supposed to start after the
99 const char *action_unit;
101 /* If a shutdown/suspend is currently executed, then this is
104 usec_t action_timestamp;
106 int idle_action_fd; /* the timer_fd */
107 usec_t idle_action_usec;
108 usec_t idle_action_not_before_usec;
109 HandleAction idle_action;
111 HandleAction handle_power_key;
112 HandleAction handle_suspend_key;
113 HandleAction handle_hibernate_key;
114 HandleAction handle_lid_switch;
116 bool power_key_ignore_inhibited;
117 bool suspend_key_ignore_inhibited;
118 bool hibernate_key_ignore_inhibited;
119 bool lid_switch_ignore_inhibited;
132 Manager *manager_new(void);
133 void manager_free(Manager *m);
135 int manager_add_device(Manager *m, const char *sysfs, Device **_device);
136 int manager_add_button(Manager *m, const char *name, Button **_button);
137 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
138 int manager_add_session(Manager *m, const char *id, Session **_session);
139 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
140 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
141 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
142 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
144 int manager_process_seat_device(Manager *m, struct udev_device *d);
145 int manager_process_button_device(Manager *m, struct udev_device *d);
147 int manager_dispatch_seat_udev(Manager *m);
148 int manager_dispatch_vcsa_udev(Manager *m);
149 int manager_dispatch_button_udev(Manager *m);
150 int manager_dispatch_console(Manager *m);
151 int manager_dispatch_idle_action(Manager *m);
153 int manager_enumerate_devices(Manager *m);
154 int manager_enumerate_buttons(Manager *m);
155 int manager_enumerate_seats(Manager *m);
156 int manager_enumerate_sessions(Manager *m);
157 int manager_enumerate_users(Manager *m);
158 int manager_enumerate_inhibitors(Manager *m);
160 int manager_startup(Manager *m);
161 int manager_run(Manager *m);
162 int manager_spawn_autovt(Manager *m, int vtnr);
164 void manager_gc(Manager *m, bool drop_not_started);
166 bool manager_shall_kill(Manager *m, const char *user);
168 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
170 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
171 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
173 extern const DBusObjectPathVTable bus_manager_vtable;
175 DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);
177 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, DBusError *error);
179 int manager_send_changed(Manager *manager, const char *properties);
181 int manager_dispatch_delayed(Manager *manager);
183 int manager_start_scope(Manager *manager, const char *scope, pid_t pid, const char *slice, const char *description, const char *after, const char *kill_mode, DBusError *error, char **job);
184 int manager_start_unit(Manager *manager, const char *unit, DBusError *error, char **job);
185 int manager_stop_unit(Manager *manager, const char *unit, DBusError *error, char **job);
186 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, DBusError *error);
187 int manager_unit_is_active(Manager *manager, const char *unit);
189 /* gperf lookup function */
190 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);