summaryrefslogtreecommitdiff
path: root/src/logind.h
blob: aaa21cddda643e181c0bd96773e25a49914b2c42 (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
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

#ifndef foologindhfoo
#define foologindhfoo

/***
  This file is part of systemd.

  Copyright 2011 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include <stdbool.h>
#include <inttypes.h>
#include <dbus/dbus.h>
#include <libudev.h>

#include "util.h"
#include "list.h"
#include "hashmap.h"
#include "cgroup-util.h"

/* TODO:
 *
 * spawn user systemd
 * direct client API
 * verify access to SetIdleHint
 *
 * udev:
 * drop redundant udev_device_get_is_initialized() use as soon as libudev is fixed
 * properly escape/remove : and . from seat names in udev rules
 * use device_has_tag() as soon as it is available
 * trigger based on libudev if available
 * enumerate recursively with libudev when triggering
 * use sysfs in device hash table, not sysname, when fb driver is fixed
 *
 * non-local X11 server
 * reboot/shutdown halt management
 */

typedef struct Manager Manager;

#include "logind-device.h"
#include "logind-seat.h"
#include "logind-session.h"
#include "logind-user.h"

struct Manager {
        DBusConnection *bus;

        Hashmap *devices;
        Hashmap *seats;
        Hashmap *sessions;
        Hashmap *users;

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

        struct udev *udev;
        struct udev_monitor *udev_seat_monitor, *udev_vcsa_monitor;

        int udev_seat_fd;
        int udev_vcsa_fd;

        int console_active_fd;
        int bus_fd;
        int epoll_fd;

        unsigned n_autovts;

        Seat *vtconsole;

        char *cgroup_path;
        char **controllers, **reset_controllers;

        char **kill_only_users, **kill_exclude_users;

        bool kill_user_processes;

        unsigned long session_counter;

        Hashmap *cgroups;
        Hashmap *fifo_fds;
};

enum {
        FD_SEAT_UDEV,
        FD_VCSA_UDEV,
        FD_CONSOLE,
        FD_BUS,
        FD_FIFO_BASE
};

Manager *manager_new(void);
void manager_free(Manager *m);

int manager_add_device(Manager *m, const char *sysfs, Device **_device);
int manager_add_seat(Manager *m, const char *id, Seat **_seat);
int manager_add_session(Manager *m, User *u, const char *id, Session **_session);
int manager_add_user(Manager *m, uid_t uid, gid_t gid, const char *name, User **_user);
int manager_add_user_by_name(Manager *m, const char *name, User **_user);
int manager_add_user_by_uid(Manager *m, uid_t uid, User **_user);

int manager_process_seat_device(Manager *m, struct udev_device *d);
int manager_dispatch_seat_udev(Manager *m);
int manager_dispatch_vcsa_udev(Manager *m);
int manager_dispatch_console(Manager *m);

int manager_enumerate_devices(Manager *m);
int manager_enumerate_seats(Manager *m);
int manager_enumerate_sessions(Manager *m);
int manager_enumerate_users(Manager *m);

int manager_startup(Manager *m);
int manager_run(Manager *m);
int manager_spawn_autovt(Manager *m, int vtnr);

void manager_cgroup_notify_empty(Manager *m, const char *cgroup);

void manager_gc(Manager *m, bool drop_not_started);

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

extern const DBusObjectPathVTable bus_manager_vtable;

DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, void *userdata);

int manager_send_changed(Manager *manager, const char *properties);

#endif