summaryrefslogtreecommitdiffstats
path: root/src/login/logind.h
blob: cac6a3035731c05fc0e52a1832b4332b51c06686 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include <stdbool.h>
#include <sys/stat.h>

#include "sd-bus.h"
#include "sd-device.h"
#include "sd-event.h"

#include "conf-parser.h"
#include "hashmap.h"
#include "list.h"
#include "set.h"
#include "time-util.h"
#include "user-record.h"

typedef struct Manager Manager;

#include "logind-action.h"
#include "logind-button.h"
#include "logind-device.h"
#include "logind-inhibit.h"

struct Manager {
        sd_event *event;
        sd_bus *bus;

        Hashmap *devices;
        Hashmap *seats;
        Hashmap *sessions;
        Hashmap *sessions_by_leader;
        Hashmap *users;  /* indexed by UID */
        Hashmap *inhibitors;
        Hashmap *buttons;
        Hashmap *brightness_writers;

        LIST_HEAD(Seat, seat_gc_queue);
        LIST_HEAD(Session, session_gc_queue);
        LIST_HEAD(User, user_gc_queue);

        sd_device_monitor *device_seat_monitor, *device_monitor, *device_vcsa_monitor, *device_button_monitor;

        sd_event_source *console_active_event_source;

#if ENABLE_UTMP
        sd_event_source *utmp_event_source;
#endif

        int console_active_fd;

        unsigned n_autovts;

        unsigned reserve_vt;
        int reserve_vt_fd;

        Seat *seat0;

        char **kill_only_users, **kill_exclude_users;
        bool kill_user_processes;

        uint64_t session_counter;
        uint64_t inhibit_counter;

        Hashmap *session_units;
        Hashmap *user_units;

        usec_t inhibit_delay_max;
        usec_t user_stop_delay;

        /* If a shutdown/suspend was delayed due to an inhibitor this contains the action we are supposed to
         * start after the delay is over */
        const HandleActionData *delayed_action;

        /* If a shutdown/suspend is currently executed, then this is the job of it */
        char *action_job;
        sd_event_source *inhibit_timeout_source;

        HandleAction scheduled_shutdown_action;
        usec_t scheduled_shutdown_timeout;
        sd_event_source *scheduled_shutdown_timeout_source;
        uid_t scheduled_shutdown_uid;
        char *scheduled_shutdown_tty;
        sd_event_source *nologin_timeout_source;
        bool unlink_nologin;

        char *wall_message;
        bool enable_wall_messages;
        sd_event_source *wall_message_timeout_source;

        bool shutdown_dry_run;

        sd_event_source *idle_action_event_source;
        usec_t idle_action_usec;
        usec_t idle_action_not_before_usec;
        HandleAction idle_action;
        bool was_idle;

        usec_t stop_idle_session_usec;

        HandleActionSleepMask handle_action_sleep_mask;

        HandleAction handle_power_key;
        HandleAction handle_power_key_long_press;
        HandleAction handle_reboot_key;
        HandleAction handle_reboot_key_long_press;
        HandleAction handle_suspend_key;
        HandleAction handle_suspend_key_long_press;
        HandleAction handle_hibernate_key;
        HandleAction handle_hibernate_key_long_press;

        HandleAction handle_lid_switch;
        HandleAction handle_lid_switch_ep;
        HandleAction handle_lid_switch_docked;

        bool power_key_ignore_inhibited;
        bool suspend_key_ignore_inhibited;
        bool hibernate_key_ignore_inhibited;
        bool lid_switch_ignore_inhibited;
        bool reboot_key_ignore_inhibited;

        bool remove_ipc;

        Hashmap *polkit_registry;

        usec_t holdoff_timeout_usec;
        sd_event_source *lid_switch_ignore_event_source;

        sd_event_source *power_key_long_press_event_source;
        sd_event_source *reboot_key_long_press_event_source;
        sd_event_source *suspend_key_long_press_event_source;
        sd_event_source *hibernate_key_long_press_event_source;

        uint64_t runtime_dir_size;
        uint64_t runtime_dir_inodes;
        uint64_t sessions_max;
        uint64_t inhibitors_max;

        char **efi_boot_loader_entries;
        bool efi_boot_loader_entries_set;

        char *efi_loader_entry_one_shot;
        struct stat efi_loader_entry_one_shot_stat;
};

void manager_reset_config(Manager *m);
int manager_parse_config_file(Manager *m);

int manager_add_device(Manager *m, const char *sysfs, bool master, Device **ret_device);
int manager_add_button(Manager *m, const char *name, Button **ret_button);
int manager_add_seat(Manager *m, const char *id, Seat **ret_seat);
int manager_add_session(Manager *m, const char *id, Session **ret_session);
int manager_add_user(Manager *m, UserRecord *ur, User **ret_user);
int manager_add_user_by_name(Manager *m, const char *name, User **ret_user);
int manager_add_user_by_uid(Manager *m, uid_t uid, User **ret_user);
int manager_add_inhibitor(Manager *m, const char* id, Inhibitor **ret_inhibitor);

int manager_process_seat_device(Manager *m, sd_device *d);
int manager_process_button_device(Manager *m, sd_device *d);

int manager_spawn_autovt(Manager *m, unsigned vtnr);

bool manager_shall_kill(Manager *m, const char *user);

int manager_get_idle_hint(Manager *m, dual_timestamp *t);

int manager_get_user_by_pid(Manager *m, pid_t pid, User **user);
int manager_get_session_by_pidref(Manager *m, const PidRef *pid, Session **ret);

bool manager_is_lid_closed(Manager *m);
bool manager_is_docked_or_external_displays(Manager *m);
bool manager_is_on_external_power(void);
bool manager_all_buttons_ignored(Manager *m);

int manager_read_utmp(Manager *m);
void manager_connect_utmp(Manager *m);
void manager_reconnect_utmp(Manager *m);

/* gperf lookup function */
const struct ConfigPerfItem* logind_gperf_lookup(const char *key, GPERF_LEN_TYPE length);

int manager_set_lid_switch_ignore(Manager *m, usec_t until);

CONFIG_PARSER_PROTOTYPE(config_parse_n_autovts);
CONFIG_PARSER_PROTOTYPE(config_parse_tmpfs_size);

int manager_setup_wall_message_timer(Manager *m);
bool logind_wall_tty_filter(const char *tty, bool is_local, void *userdata);

int manager_read_efi_boot_loader_entries(Manager *m);