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"
40 #define IGNORE_LID_SWITCH_STARTUP_USEC (3 * USEC_PER_MINUTE)
41 #define IGNORE_LID_SWITCH_SUSPEND_USEC (30 * USEC_PER_SEC)
56 LIST_HEAD(Seat, seat_gc_queue);
57 LIST_HEAD(Session, session_gc_queue);
58 LIST_HEAD(User, user_gc_queue);
61 struct udev_monitor *udev_seat_monitor, *udev_device_monitor, *udev_vcsa_monitor, *udev_button_monitor;
63 sd_event_source *console_active_event_source;
64 sd_event_source *udev_seat_event_source;
65 sd_event_source *udev_device_event_source;
66 sd_event_source *udev_vcsa_event_source;
67 sd_event_source *udev_button_event_source;
69 int console_active_fd;
78 char **kill_only_users, **kill_exclude_users;
79 bool kill_user_processes;
81 unsigned long session_counter;
82 unsigned long inhibit_counter;
84 Hashmap *session_units;
87 usec_t inhibit_delay_max;
89 /* If an action is currently being executed or is delayed,
90 * this is != 0 and encodes what is being done */
91 InhibitWhat action_what;
93 /* If a shutdown/suspend was delayed due to a inhibitor this
94 contains the unit name we are supposed to start after the
96 const char *action_unit;
98 /* If a shutdown/suspend is currently executed, then this is
101 usec_t action_timestamp;
103 sd_event_source *idle_action_event_source;
104 usec_t idle_action_usec;
105 usec_t idle_action_not_before_usec;
106 HandleAction idle_action;
108 HandleAction handle_power_key;
109 HandleAction handle_suspend_key;
110 HandleAction handle_hibernate_key;
111 HandleAction handle_lid_switch;
112 HandleAction handle_lid_switch_docked;
114 bool power_key_ignore_inhibited;
115 bool suspend_key_ignore_inhibited;
116 bool hibernate_key_ignore_inhibited;
117 bool lid_switch_ignore_inhibited;
121 Hashmap *polkit_registry;
123 sd_event_source *lid_switch_ignore_event_source;
125 size_t runtime_dir_size;
128 Manager *manager_new(void);
129 void manager_free(Manager *m);
131 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
132 int manager_add_button(Manager *m, const char *name, Button **_button);
133 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
134 int manager_add_session(Manager *m, const char *id, Session **_session);
135 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
136 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
137 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
138 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
140 int manager_process_seat_device(Manager *m, struct udev_device *d);
141 int manager_process_button_device(Manager *m, struct udev_device *d);
143 int manager_startup(Manager *m);
144 int manager_run(Manager *m);
145 int manager_spawn_autovt(Manager *m, unsigned int vtnr);
147 void manager_gc(Manager *m, bool drop_not_started);
149 bool manager_shall_kill(Manager *m, const char *user);
151 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
153 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
154 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
156 bool manager_is_docked(Manager *m);
157 int manager_count_displays(Manager *m);
158 bool manager_is_docked_or_multiple_displays(Manager *m);
160 extern const sd_bus_vtable manager_vtable[];
162 int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
163 int match_unit_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
164 int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
165 int match_reloading(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
166 int match_name_owner_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
168 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, sd_bus_error *error);
170 int manager_send_changed(Manager *manager, const char *property, ...) _sentinel_;
172 int manager_dispatch_delayed(Manager *manager);
174 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);
175 int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
176 int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
177 int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error);
178 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error);
179 int manager_unit_is_active(Manager *manager, const char *unit);
180 int manager_job_is_active(Manager *manager, const char *path);
182 /* gperf lookup function */
183 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
185 int manager_watch_busname(Manager *manager, const char *name);
186 void manager_drop_busname(Manager *manager, const char *name);
188 int manager_set_lid_switch_ignore(Manager *m, usec_t until);
190 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);
192 int manager_get_session_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Session **ret);
193 int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret);
194 int manager_get_seat_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Seat **ret);