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"
44 #include "logind-machine.h"
57 LIST_HEAD(Seat, seat_gc_queue);
58 LIST_HEAD(Session, session_gc_queue);
59 LIST_HEAD(User, user_gc_queue);
60 LIST_HEAD(Machine, machine_gc_queue);
63 struct udev_monitor *udev_seat_monitor, *udev_vcsa_monitor, *udev_button_monitor;
69 int console_active_fd;
81 char **controllers, **reset_controllers;
83 char **kill_only_users, **kill_exclude_users;
85 bool kill_user_processes;
87 unsigned long session_counter;
88 unsigned long inhibit_counter;
90 Hashmap *session_cgroups;
91 Hashmap *user_cgroups;
92 Hashmap *machine_cgroups;
95 Hashmap *inhibitor_fds;
98 usec_t inhibit_delay_max;
100 /* If an action is currently being executed or is delayed,
101 * this is != 0 and encodes what is being done */
102 InhibitWhat action_what;
104 /* If a shutdown/suspend was delayed due to a inhibitor this
105 contains the unit name we are supposed to start after the
107 const char *action_unit;
109 /* If a shutdown/suspend is currently executed, then this is
112 usec_t action_timestamp;
114 int idle_action_fd; /* the timer_fd */
115 usec_t idle_action_usec;
116 usec_t idle_action_not_before_usec;
117 HandleAction idle_action;
119 HandleAction handle_power_key;
120 HandleAction handle_suspend_key;
121 HandleAction handle_hibernate_key;
122 HandleAction handle_lid_switch;
124 bool power_key_ignore_inhibited;
125 bool suspend_key_ignore_inhibited;
126 bool hibernate_key_ignore_inhibited;
127 bool lid_switch_ignore_inhibited;
140 Manager *manager_new(void);
141 void manager_free(Manager *m);
143 int manager_add_device(Manager *m, const char *sysfs, Device **_device);
144 int manager_add_button(Manager *m, const char *name, Button **_button);
145 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
146 int manager_add_session(Manager *m, const char *id, Session **_session);
147 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
148 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
149 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
150 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
151 int manager_add_machine(Manager *m, const char *name, Machine **_machine);
153 int manager_process_seat_device(Manager *m, struct udev_device *d);
154 int manager_process_button_device(Manager *m, struct udev_device *d);
156 int manager_dispatch_seat_udev(Manager *m);
157 int manager_dispatch_vcsa_udev(Manager *m);
158 int manager_dispatch_button_udev(Manager *m);
159 int manager_dispatch_console(Manager *m);
160 int manager_dispatch_idle_action(Manager *m);
162 int manager_enumerate_devices(Manager *m);
163 int manager_enumerate_buttons(Manager *m);
164 int manager_enumerate_seats(Manager *m);
165 int manager_enumerate_sessions(Manager *m);
166 int manager_enumerate_users(Manager *m);
167 int manager_enumerate_inhibitors(Manager *m);
168 int manager_enumerate_machines(Manager *m);
170 int manager_startup(Manager *m);
171 int manager_run(Manager *m);
172 int manager_spawn_autovt(Manager *m, int vtnr);
174 void manager_cgroup_notify_empty(Manager *m, const char *cgroup);
176 void manager_gc(Manager *m, bool drop_not_started);
178 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
180 int manager_get_user_by_cgroup(Manager *m, const char *cgroup, User **user);
181 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
182 int manager_get_session_by_cgroup(Manager *m, const char *cgroup, Session **session);
183 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
184 int manager_get_machine_by_cgroup(Manager *m, const char *cgroup, Machine **machine);
185 int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine);
187 extern const DBusObjectPathVTable bus_manager_vtable;
189 DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);
191 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, DBusError *error);
193 int manager_send_changed(Manager *manager, const char *properties);
195 int manager_dispatch_delayed(Manager *manager);
197 /* gperf lookup function */
198 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);