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/*-*- 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:
*
* recreate VTs when disallocated
* udev rules
* spawn user systemd
* non-local X11 server
* udev-acl
* reboot/shutdown halt management
* PAM rewrite
*/
typedef struct Manager Manager;
typedef struct Device Device;
typedef struct Seat Seat;
typedef struct Session Session;
typedef struct User User;
struct Device {
Manager *manager;
char *sysfs;
Seat *seat;
dual_timestamp timestamp;
LIST_FIELDS(struct Device, devices);
};
struct Seat {
Manager *manager;
char *id;
char *state_file;
LIST_HEAD(Device, devices);
Session *active;
LIST_HEAD(Session, sessions);
};
typedef enum SessionType {
SESSION_TERMINAL,
SESSION_X11,
_SESSION_TYPE_MAX,
_SESSION_TYPE_INVALID = -1
} SessionType;
struct Session {
Manager *manager;
char *id;
SessionType type;
char *state_file;
User *user;
dual_timestamp timestamp;
char *tty;
char *display;
bool remote;
char *remote_host;
int vtnr;
Seat *seat;
pid_t leader;
uint64_t audit_id;
int pipe_fd;
char *cgroup_path;
char **controllers, **reset_controllers;
bool kill_processes;
LIST_FIELDS(Session, sessions_by_user);
LIST_FIELDS(Session, sessions_by_seat);
};
typedef enum UserState {
USER_OFFLINE,
USER_LINGERING,
USER_ONLINE,
USER_ACTIVE,
_USER_STATE_MAX,
_USER_STATE_INVALID = -1
} UserState;
struct User {
Manager *manager;
uid_t uid;
gid_t gid;
char *name;
char *state_file;
char *runtime_path;
char *service;
char *cgroup_path;
Session *display;
dual_timestamp timestamp;
LIST_HEAD(Session, sessions);
};
struct Manager {
DBusConnection *bus;
Hashmap *devices;
Hashmap *seats;
Hashmap *sessions;
Hashmap *users;
struct udev *udev;
struct udev_monitor *udev_monitor;
int udev_fd;
int console_active_fd;
int bus_fd;
int epoll_fd;
int n_autovts;
Seat *vtconsole;
char *cgroup_path;
char **controllers, **reset_controllers;
char **kill_only_users, **kill_exlude_users;
bool kill_user_processes;
};
Device* device_new(Manager *m, const char *sysfs);
void device_free(Device *d);
void device_attach(Device *d, Seat *s);
void device_detach(Device *d);
Seat *seat_new(Manager *m, const char *id);
void seat_free(Seat *s);
int seat_preallocate_vts(Seat *s);
void seat_active_vt_changed(Seat *s, int vtnr);
int seat_apply_acls(Seat *s);
int seat_stop(Seat *s);
int seat_save(Seat *s);
int seat_load(Seat *s);
Session *session_new(Manager *m, User *u, const char *id);
void session_free(Session *s);
int session_activate(Session *s);
bool session_is_active(Session *s);
int session_check_gc(Session *s);
int session_start(Session *s);
int session_stop(Session *s);
int session_save(Session *s);
int session_load(Session *s);
User* user_new(Manager *m, uid_t uid, gid_t gid, const char *name);
void user_free(User *u);
int user_start(User *u);
int user_stop(User *u);
int user_check_gc(User *u);
UserState user_get_state(User *u);
int user_save(User *u);
int user_load(User *u);
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_device(Manager *m, struct udev_device *d);
int manager_dispatch_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_start_one_linger_user(Manager *m, const char *user);
int manager_start_linger_users(Manager *m);
int manager_startup(Manager *m);
int manager_run(Manager *m);
int manager_spawn_autovt(Manager *m, int vtnr);
const char* session_type_to_string(SessionType t);
SessionType session_type_from_string(const char *s);
const char* user_state_to_string(UserState s);
UserState user_state_from_string(const char *s);
bool x11_display_is_local(const char *display);
#endif
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