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/>.
33 typedef struct Manager Manager;
35 #include "logind-device.h"
36 #include "logind-inhibit.h"
37 #include "logind-button.h"
38 #include "logind-action.h"
53 LIST_HEAD(Seat, seat_gc_queue);
54 LIST_HEAD(Session, session_gc_queue);
55 LIST_HEAD(User, user_gc_queue);
58 struct udev_monitor *udev_seat_monitor, *udev_device_monitor, *udev_vcsa_monitor, *udev_button_monitor;
60 sd_event_source *console_active_event_source;
61 sd_event_source *udev_seat_event_source;
62 sd_event_source *udev_device_event_source;
63 sd_event_source *udev_vcsa_event_source;
64 sd_event_source *udev_button_event_source;
66 int console_active_fd;
75 char **kill_only_users, **kill_exclude_users;
76 bool kill_user_processes;
78 unsigned long session_counter;
79 unsigned long inhibit_counter;
81 Hashmap *session_units;
84 usec_t inhibit_delay_max;
86 /* If an action is currently being executed or is delayed,
87 * this is != 0 and encodes what is being done */
88 InhibitWhat action_what;
90 /* If a shutdown/suspend was delayed due to a inhibitor this
91 contains the unit name we are supposed to start after the
93 const char *action_unit;
95 /* If a shutdown/suspend is currently executed, then this is
98 usec_t action_timestamp;
100 sd_event_source *idle_action_event_source;
101 usec_t idle_action_usec;
102 usec_t idle_action_not_before_usec;
103 HandleAction idle_action;
105 HandleAction handle_power_key;
106 HandleAction handle_suspend_key;
107 HandleAction handle_hibernate_key;
108 HandleAction handle_lid_switch;
109 HandleAction handle_lid_switch_docked;
111 bool power_key_ignore_inhibited;
112 bool suspend_key_ignore_inhibited;
113 bool hibernate_key_ignore_inhibited;
114 bool lid_switch_ignore_inhibited;
118 Hashmap *polkit_registry;
120 usec_t holdoff_timeout_usec;
121 sd_event_source *lid_switch_ignore_event_source;
123 size_t runtime_dir_size;
126 Manager *manager_new(void);
127 void manager_free(Manager *m);
129 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
130 int manager_add_button(Manager *m, const char *name, Button **_button);
131 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
132 int manager_add_session(Manager *m, const char *id, Session **_session);
133 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
134 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
135 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
136 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
138 int manager_process_seat_device(Manager *m, struct udev_device *d);
139 int manager_process_button_device(Manager *m, struct udev_device *d);
141 int manager_startup(Manager *m);
142 int manager_run(Manager *m);
143 int manager_spawn_autovt(Manager *m, unsigned int vtnr);
145 void manager_gc(Manager *m, bool drop_not_started);
147 bool manager_shall_kill(Manager *m, const char *user);
149 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
151 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
152 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
154 bool manager_is_docked(Manager *m);
155 int manager_count_displays(Manager *m);
156 bool manager_is_docked_or_multiple_displays(Manager *m);
158 extern const sd_bus_vtable manager_vtable[];
160 int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
161 int match_unit_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
162 int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
163 int match_reloading(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
164 int match_name_owner_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
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 *after2, 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_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error);
176 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error);
177 int manager_unit_is_active(Manager *manager, const char *unit);
178 int manager_job_is_active(Manager *manager, const char *path);
180 /* gperf lookup function */
181 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
183 int manager_watch_busname(Manager *manager, const char *name);
184 void manager_drop_busname(Manager *manager, const char *name);
186 int manager_set_lid_switch_ignore(Manager *m, usec_t until);
188 int config_parse_tmpfs_size(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
190 int manager_get_session_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Session **ret);
191 int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret);
192 int manager_get_seat_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Seat **ret);