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;
70 char **kill_only_users, **kill_exclude_users;
71 bool kill_user_processes;
73 unsigned long session_counter;
74 unsigned long inhibit_counter;
76 Hashmap *session_units;
79 usec_t inhibit_delay_max;
81 /* If an action is currently being executed or is delayed,
82 * this is != 0 and encodes what is being done */
83 InhibitWhat action_what;
85 /* If a shutdown/suspend was delayed due to a inhibitor this
86 contains the unit name we are supposed to start after the
88 const char *action_unit;
90 /* If a shutdown/suspend is currently executed, then this is
93 usec_t action_timestamp;
95 sd_event_source *idle_action_event_source;
96 usec_t idle_action_usec;
97 usec_t idle_action_not_before_usec;
98 HandleAction idle_action;
100 HandleAction handle_power_key;
101 HandleAction handle_suspend_key;
102 HandleAction handle_hibernate_key;
103 HandleAction handle_lid_switch;
104 HandleAction handle_lid_switch_docked;
106 bool power_key_ignore_inhibited;
107 bool suspend_key_ignore_inhibited;
108 bool hibernate_key_ignore_inhibited;
109 bool lid_switch_ignore_inhibited;
113 Hashmap *polkit_registry;
115 usec_t holdoff_timeout_usec;
116 sd_event_source *lid_switch_ignore_event_source;
118 size_t runtime_dir_size;
121 Manager *manager_new(void);
122 void manager_free(Manager *m);
124 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
125 int manager_add_button(Manager *m, const char *name, Button **_button);
126 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
127 int manager_add_session(Manager *m, const char *id, Session **_session);
128 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
129 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
130 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
131 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
133 int manager_process_seat_device(Manager *m, struct udev_device *d);
134 int manager_process_button_device(Manager *m, struct udev_device *d);
136 int manager_startup(Manager *m);
137 int manager_run(Manager *m);
139 void manager_gc(Manager *m, bool drop_not_started);
141 bool manager_shall_kill(Manager *m, const char *user);
143 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
145 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
146 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
148 bool manager_is_docked_or_external_displays(Manager *m);
150 extern const sd_bus_vtable manager_vtable[];
152 int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
153 int match_unit_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
154 int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
155 int match_reloading(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
156 int match_name_owner_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error);
158 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, sd_bus_error *error);
160 int manager_send_changed(Manager *manager, const char *property, ...) _sentinel_;
162 int manager_dispatch_delayed(Manager *manager);
164 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);
165 int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
166 int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
167 int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error);
168 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error);
169 int manager_unit_is_active(Manager *manager, const char *unit);
170 int manager_job_is_active(Manager *manager, const char *path);
172 /* gperf lookup function */
173 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);
175 int manager_watch_busname(Manager *manager, const char *name);
176 void manager_drop_busname(Manager *manager, const char *name);
178 int manager_set_lid_switch_ignore(Manager *m, usec_t until);
180 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);
182 int manager_get_session_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Session **ret);
183 int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret);
184 int manager_get_seat_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Seat **ret);
187 int manager_dispatch_delayed(Manager *manager, bool timeout);