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/>.
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"
58 LIST_HEAD(Seat, seat_gc_queue);
59 LIST_HEAD(Session, session_gc_queue);
60 LIST_HEAD(User, user_gc_queue);
63 struct udev_monitor *udev_seat_monitor, *udev_device_monitor, *udev_vcsa_monitor, *udev_button_monitor;
65 sd_event_source *console_active_event_source;
66 sd_event_source *udev_seat_event_source;
67 sd_event_source *udev_device_event_source;
68 sd_event_source *udev_vcsa_event_source;
69 sd_event_source *udev_button_event_source;
71 int console_active_fd;
80 char **kill_only_users, **kill_exclude_users;
81 bool kill_user_processes;
83 unsigned long session_counter;
84 unsigned long inhibit_counter;
86 Hashmap *session_units;
89 usec_t inhibit_delay_max;
91 /* If an action is currently being executed or is delayed,
92 * this is != 0 and encodes what is being done */
93 InhibitWhat action_what;
95 /* If a shutdown/suspend was delayed due to a inhibitor this
96 contains the unit name we are supposed to start after the
98 const char *action_unit;
100 /* If a shutdown/suspend is currently executed, then this is
103 usec_t action_timestamp;
105 sd_event_source *idle_action_event_source;
106 usec_t idle_action_usec;
107 usec_t idle_action_not_before_usec;
108 HandleAction idle_action;
110 HandleAction handle_power_key;
111 HandleAction handle_suspend_key;
112 HandleAction handle_hibernate_key;
113 HandleAction handle_lid_switch;
115 bool power_key_ignore_inhibited;
116 bool suspend_key_ignore_inhibited;
117 bool hibernate_key_ignore_inhibited;
118 bool lid_switch_ignore_inhibited;
120 Hashmap *polkit_registry;
123 Manager *manager_new(void);
124 void manager_free(Manager *m);
126 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
127 int manager_add_button(Manager *m, const char *name, Button **_button);
128 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
129 int manager_add_session(Manager *m, const char *id, Session **_session);
130 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
131 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
132 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
133 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
135 int manager_process_seat_device(Manager *m, struct udev_device *d);
136 int manager_process_button_device(Manager *m, struct udev_device *d);
138 int manager_enumerate_devices(Manager *m);
139 int manager_enumerate_buttons(Manager *m);
140 int manager_enumerate_seats(Manager *m);
141 int manager_enumerate_sessions(Manager *m);
142 int manager_enumerate_users(Manager *m);
143 int manager_enumerate_inhibitors(Manager *m);
145 int manager_startup(Manager *m);
146 int manager_run(Manager *m);
147 int manager_spawn_autovt(Manager *m, int vtnr);
149 void manager_gc(Manager *m, bool drop_not_started);
151 bool manager_shall_kill(Manager *m, const char *user);
153 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
155 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
156 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
158 extern const sd_bus_vtable manager_vtable[];
160 int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata);
161 int match_unit_removed(sd_bus *bus, sd_bus_message *message, void *userdata);
162 int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdata);
163 int match_reloading(sd_bus *bus, sd_bus_message *message, void *userdata);
164 int match_name_owner_changed(sd_bus *bus, sd_bus_message *message, void *userdata);
166 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, sd_bus_error *error);
168 int manager_send_changed(Manager *manager, const char *property, ...) _sentinel_;
170 int manager_dispatch_delayed(Manager *manager);
172 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, sd_bus_error *error, char **job);
173 int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
174 int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
175 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error);
176 int manager_unit_is_active(Manager *manager, const char *unit);
177 int manager_job_is_active(Manager *manager, const char *path);
179 /* gperf lookup function */
180 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
182 int manager_watch_busname(Manager *manager, const char *name);
183 void manager_drop_busname(Manager *manager, const char *name);