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Code

logind: various clean-ups

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This commit is contained in:
Lennart Poettering 2011-06-24 19:42:45 +02:00
parent 98a28fef26
commit ed18b08bed
8 changed files with 72 additions and 39 deletions
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3
src/logind-seat-dbus.c
View File

@ -378,6 +378,9 @@ int seat_send_changed(Seat *s, const char *properties) {
assert(s);
if (!s->started)
return 0;
p = seat_bus_path(s);
if (!p)
return -ENOMEM;

11
src/logind-seat.c
View File

@ -350,18 +350,17 @@ int seat_stop(Seat *s) {
assert(s);
if (!s->started)
return 0;
log_info("Removed seat %s.", s->id);
seat_send_signal(s, false);
if (s->started)
log_info("Removed seat %s.", s->id);
seat_stop_sessions(s);
unlink(s->state_file);
seat_add_to_gc_queue(s);
if (s->started)
seat_send_signal(s, false);
s->started = false;
return r;

3
src/logind-session-dbus.c
View File

@ -429,6 +429,9 @@ int session_send_changed(Session *s, const char *properties) {
assert(s);
if (!s->started)
return 0;
p = session_bus_path(s);
if (!p)
return -ENOMEM;

25
src/logind-session.c
View File

@ -480,6 +480,10 @@ int session_start(Session *s) {
if (s->started)
return 0;
r = user_start(s->user);
if (r < 0)
return r;
log_info("New session %s of user %s.", s->id, s->user->name);
/* Create cgroup */
@ -514,7 +518,16 @@ int session_start(Session *s) {
static bool session_shall_kill(Session *s) {
assert(s);
return s->kill_processes;
if (!s->kill_processes)
return false;
if (strv_contains(s->manager->kill_exclude_users, s->user->name))
return false;
if (strv_isempty(s->manager->kill_only_users))
return true;
return strv_contains(s->manager->kill_only_users, s->user->name);
}
static int session_kill_cgroup(Session *s) {
@ -584,10 +597,8 @@ int session_stop(Session *s) {
assert(s);
if (!s->started)
return 0;
log_info("Removed session %s.", s->id);
if (s->started)
log_info("Removed session %s.", s->id);
/* Kill cgroup */
k = session_kill_cgroup(s);
@ -599,8 +610,10 @@ int session_stop(Session *s) {
unlink(s->state_file);
session_add_to_gc_queue(s);
user_add_to_gc_queue(s->user);
session_send_signal(s, false);
if (s->started)
session_send_signal(s, false);
if (s->seat) {
if (s->seat->active == s)

3
src/logind-user-dbus.c
View File

@ -362,6 +362,9 @@ int user_send_changed(User *u, const char *properties) {
assert(u);
if (!u->started)
return 0;
p = user_bus_path(u);
if (!p)
return -ENOMEM;

22
src/logind-user.c
View File

@ -265,6 +265,8 @@ int user_start(User *u) {
if (u->started)
return 0;
log_info("New user %s logged in.", u->name);
/* Make XDG_RUNTIME_DIR */
r = user_mkdir_runtime_path(u);
if (r < 0)
@ -304,7 +306,16 @@ static int user_stop_service(User *u) {
static int user_shall_kill(User *u) {
assert(u);
return u->manager->kill_user_processes;
if (!u->manager->kill_user_processes)
return false;
if (strv_contains(u->manager->kill_exclude_users, u->name))
return false;
if (strv_isempty(u->manager->kill_only_users))
return true;
return strv_contains(u->manager->kill_only_users, u->name);
}
static int user_kill_cgroup(User *u) {
@ -368,8 +379,8 @@ int user_stop(User *u) {
int r = 0, k;
assert(u);
if (!u->started)
return 0;
if (u->started)
log_info("User %s logged out.", u->name);
LIST_FOREACH(sessions_by_user, s, u->sessions) {
k = session_stop(s);
@ -377,8 +388,6 @@ int user_stop(User *u) {
r = k;
}
user_send_signal(u, false);
/* Kill systemd */
k = user_stop_service(u);
if (k < 0)
@ -397,6 +406,9 @@ int user_stop(User *u) {
unlink(u->state_file);
user_add_to_gc_queue(u);
if (u->started)
user_send_signal(u, false);
u->started = false;
return r;

3
src/logind.h
View File

@ -35,10 +35,11 @@
/* TODO:
*
* recreate VTs when disallocated
* PAM rewrite
* spawn user systemd
* direct client API
* subscribe to cgroup changes, fd HUP
* D-Bus method: AttachDevice(seat, device);
* D-Bus method: PermitLinger(user, bool b);
*
* non-local X11 server
* reboot/shutdown halt management

41
src/pam-module.c
View File

@ -60,7 +60,7 @@ static int parse_argv(pam_handle_t *handle,
if (startswith(argv[i], "kill-processes=")) {
if ((k = parse_boolean(argv[i] + 15)) < 0) {
pam_syslog(handle, LOG_ERR, "Failed to parse kill-session= argument.");
pam_syslog(handle, LOG_ERR, "Failed to parse kill-processes= argument.");
return k;
}
@ -304,26 +304,25 @@ _public_ PAM_EXTERN int pam_sm_open_session(
int flags,
int argc, const char **argv) {
const char *username = NULL;
struct passwd *pw;
bool kill_processes = false, debug = false;
const char *username, *id, *object_path, *runtime_path, *service = NULL, *tty = NULL, *display = NULL, *remote_user = NULL, *remote_host = NULL, *seat = NULL, *type;
char **controllers = NULL, **reset_controllers = NULL, **kill_only_users = NULL, **kill_exclude_users = NULL;
int r;
DBusError error;
uint32_t uid, pid;
DBusMessageIter iter;
dbus_bool_t kp;
const char *id, *object_path, *runtime_path, *service = NULL, *tty = NULL, *display = NULL, *remote_user = NULL, *remote_host = NULL, *seat = NULL, *type;
int session_fd = -1;
DBusConnection *bus = NULL;
DBusMessage *m = NULL, *reply = NULL;
dbus_bool_t remote;
int r;
assert(handle);
dbus_error_init(&error);
pam_syslog(handle, LOG_ERR, "pam-systemd initializing");
/* pam_syslog(handle, LOG_INFO, "pam-systemd initializing"); */
/* Make this a NOP on non-systemd systems */
if (sd_booted() <= 0)
@ -333,8 +332,10 @@ _public_ PAM_EXTERN int pam_sm_open_session(
argc, argv,
&controllers, &reset_controllers,
&kill_processes, &kill_only_users, &kill_exclude_users,
&debug) < 0)
return PAM_SESSION_ERR;
&debug) < 0) {
r = PAM_SESSION_ERR;
goto finish;
}
r = get_user_data(handle, &username, &pw);
if (r != PAM_SUCCESS)
@ -343,6 +344,8 @@ _public_ PAM_EXTERN int pam_sm_open_session(
if (kill_processes)
kill_processes = check_user_lists(handle, pw->pw_uid, kill_only_users, kill_exclude_users);
dbus_connection_set_change_sigpipe(FALSE);
bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error);
if (!bus) {
pam_syslog(handle, LOG_ERR, "Failed to connect to system bus: %s", bus_error_message(&error));
@ -370,18 +373,14 @@ _public_ PAM_EXTERN int pam_sm_open_session(
pam_get_item(handle, PAM_TTY, (const void**) &tty);
pam_get_item(handle, PAM_RUSER, (const void**) &remote_user);
pam_get_item(handle, PAM_RHOST, (const void**) &remote_host);
seat = pam_getenv(handle, "XDG_SEAT");
if (isempty(tty))
service = "";
if (isempty(tty))
tty = "";
if (isempty(display))
display = "";
if (isempty(remote_user))
remote_user = "";
if (isempty(remote_host))
remote_host = "";
seat = "";
service = strempty(service);
tty = strempty(tty);
display = strempty(display);
remote_user = strempty(remote_user);
remote_host = strempty(remote_host);
seat = strempty(seat);
type = !isempty(display) ? "x11" :
!isempty(tty) ? "tty" : "other";
@ -481,12 +480,12 @@ finish:
dbus_connection_unref(bus);
}
if (reply)
dbus_message_unref(reply);
if (m)
dbus_message_unref(m);
if (reply)
dbus_message_unref(reply);
if (session_fd >= 0)
close_nointr_nofail(session_fd);