4 This file is part of systemd.
6 Copyright 2011 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 #if 0 /// elogind needs the systems udev header
36 typedef struct Manager Manager;
38 #include "logind-action.h"
39 #include "logind-button.h"
40 #include "logind-device.h"
41 #include "logind-inhibit.h"
43 /// Additional includes needed by elogind
44 #include "cgroup-util.h"
46 #if 1 /// elogind has to ident itself
47 #define MANAGER_IS_SYSTEM(m) ((m)->is_system)
48 #define MANAGER_IS_USER(m) (!((m)->is_system))
61 LIST_HEAD(Seat, seat_gc_queue);
62 LIST_HEAD(Session, session_gc_queue);
63 LIST_HEAD(User, user_gc_queue);
66 struct udev_monitor *udev_seat_monitor, *udev_device_monitor, *udev_vcsa_monitor, *udev_button_monitor;
68 sd_event_source *console_active_event_source;
69 sd_event_source *udev_seat_event_source;
70 sd_event_source *udev_device_event_source;
71 sd_event_source *udev_vcsa_event_source;
72 sd_event_source *udev_button_event_source;
74 #if 0 /// elogind does not support autospawning of vts
75 int console_active_fd;
82 /* Make sure the user cannot accidentally unmount our cgroup
86 /* fd for handling cgroup socket if elogind is its own cgroups manager */
88 sd_event_source *cgroups_agent_event_source;
92 bool is_system:1; /* true if elogind is its own cgroups manager */
94 /* Data specific to the cgroup subsystem */
95 CGroupMask cgroup_supported;
98 int console_active_fd;
103 char **kill_only_users, **kill_exclude_users;
104 bool kill_user_processes;
106 unsigned long session_counter;
107 unsigned long inhibit_counter;
109 Hashmap *session_units;
112 usec_t inhibit_delay_max;
114 /* If an action is currently being executed or is delayed,
115 * this is != 0 and encodes what is being done */
116 InhibitWhat action_what;
118 #if 0 /// elogind does all relevant actions on its own. No systemd jobs and units.
119 /* If a shutdown/suspend was delayed due to a inhibitor this
120 contains the unit name we are supposed to start after the
122 const char *action_unit;
124 /* If a shutdown/suspend is currently executed, then this is
128 /* If a shutdown/suspend was delayed due to a inhibitor this
129 contains the action we are supposed to perform after the
131 HandleAction pending_action;
133 char **suspend_state, **suspend_mode;
134 char **hibernate_state, **hibernate_mode;
135 char **hybrid_sleep_state, **hybrid_sleep_mode;
138 sd_event_source *inhibit_timeout_source;
140 char *scheduled_shutdown_type;
141 usec_t scheduled_shutdown_timeout;
142 sd_event_source *scheduled_shutdown_timeout_source;
143 uid_t scheduled_shutdown_uid;
144 char *scheduled_shutdown_tty;
145 sd_event_source *nologin_timeout_source;
149 unsigned enable_wall_messages;
150 sd_event_source *wall_message_timeout_source;
152 bool shutdown_dry_run;
154 sd_event_source *idle_action_event_source;
155 usec_t idle_action_usec;
156 usec_t idle_action_not_before_usec;
157 HandleAction idle_action;
159 HandleAction handle_power_key;
160 HandleAction handle_suspend_key;
161 HandleAction handle_hibernate_key;
162 HandleAction handle_lid_switch;
163 HandleAction handle_lid_switch_docked;
165 bool power_key_ignore_inhibited;
166 bool suspend_key_ignore_inhibited;
167 bool hibernate_key_ignore_inhibited;
168 bool lid_switch_ignore_inhibited;
172 Hashmap *polkit_registry;
174 usec_t holdoff_timeout_usec;
175 sd_event_source *lid_switch_ignore_event_source;
177 size_t runtime_dir_size;
178 uint64_t user_tasks_max;
179 uint64_t sessions_max;
180 uint64_t inhibitors_max;
183 int manager_add_device(Manager *m, const char *sysfs, bool master, Device **_device);
184 int manager_add_button(Manager *m, const char *name, Button **_button);
185 int manager_add_seat(Manager *m, const char *id, Seat **_seat);
186 int manager_add_session(Manager *m, const char *id, Session **_session);
187 int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
188 int manager_add_user_by_name(Manager *m, const char *name, User **_user);
189 int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);
190 int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **_inhibitor);
192 int manager_process_seat_device(Manager *m, struct udev_device *d);
193 int manager_process_button_device(Manager *m, struct udev_device *d);
195 #if 0 /// UNNEEDED by elogind
196 int manager_spawn_autovt(Manager *m, unsigned int vtnr);
199 bool manager_shall_kill(Manager *m, const char *user);
201 int manager_get_idle_hint(Manager *m, dual_timestamp *t);
203 int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
204 int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session);
206 bool manager_is_docked_or_external_displays(Manager *m);
208 extern const sd_bus_vtable manager_vtable[];
210 #if 0 /// UNNEEDED by elogind
211 int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error);
212 int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error);
213 int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error);
214 int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error);
215 int match_name_owner_changed(sd_bus_message *message, void *userdata, sd_bus_error *error);
217 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, const char *unit_name, InhibitWhat w, sd_bus_error *error);
219 /// eloginds own version does the action itself
220 int bus_manager_shutdown_or_sleep_now_or_later(Manager *m, HandleAction action, InhibitWhat w, sd_bus_error *error);
223 int manager_send_changed(Manager *manager, const char *property, ...) _sentinel_;
225 #if 0 /// UNNEEDED by elogind
226 int manager_start_slice(Manager *manager, const char *slice, const char *description, const char *after, const char *after2, uint64_t tasks_max, sd_bus_error *error, char **job);
227 int manager_start_scope(Manager *manager, const char *scope, pid_t pid, const char *slice, const char *description, const char *after, const char *after2, uint64_t tasks_max, sd_bus_error *error, char **job);
228 int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
229 int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job);
230 int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error);
231 int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error);
232 int manager_unit_is_active(Manager *manager, const char *unit);
233 int manager_job_is_active(Manager *manager, const char *path);
236 /* gperf lookup function */
237 const struct ConfigPerfItem* logind_gperf_lookup(const char *key, GPERF_LEN_TYPE length);
239 int manager_set_lid_switch_ignore(Manager *m, usec_t until);
241 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);
242 int config_parse_user_tasks_max(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);
244 int manager_get_session_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Session **ret);
245 int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret);
246 int manager_get_seat_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Seat **ret);
248 int manager_setup_wall_message_timer(Manager *m);
249 bool logind_wall_tty_filter(const char *tty, void *userdata);
251 int manager_dispatch_delayed(Manager *manager, bool timeout);