m->n_autovts = 6;
m->reserve_vt = 6;
+ m->remove_ipc = true;
m->inhibit_delay_max = 5 * USEC_PER_SEC;
m->handle_power_key = HANDLE_POWEROFF;
m->handle_suspend_key = HANDLE_SUSPEND;
m->idle_action = HANDLE_IGNORE;
m->idle_action_not_before_usec = now(CLOCK_MONOTONIC);
+ m->runtime_dir_size = PAGE_ALIGN((size_t) (physical_memory() / 10)); /* 10% */
+
m->devices = hashmap_new(string_hash_func, string_compare_func);
m->seats = hashmap_new(string_hash_func, string_compare_func);
m->sessions = hashmap_new(string_hash_func, string_compare_func);
m->busnames = set_new(string_hash_func, string_compare_func);
if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || !m->busnames ||
- !m->user_units || !m->session_units ||
- !m->busnames) {
- manager_free(m);
- return NULL;
- }
+ !m->user_units || !m->session_units)
+ goto fail;
m->kill_exclude_users = strv_new("root", NULL);
- if (!m->kill_exclude_users) {
- manager_free(m);
- return NULL;
- }
+ if (!m->kill_exclude_users)
+ goto fail;
m->udev = udev_new();
- if (!m->udev) {
- manager_free(m);
- return NULL;
- }
+ if (!m->udev)
+ goto fail;
r = sd_event_default(&m->event);
- if (r < 0) {
- manager_free(m);
- return NULL;
- }
+ if (r < 0)
+ goto fail;
sd_event_set_watchdog(m->event, true);
return m;
+
+fail:
+ manager_free(m);
+ return NULL;
}
void manager_free(Manager *m) {
sd_event_source_unref(m->udev_device_event_source);
sd_event_source_unref(m->udev_vcsa_event_source);
sd_event_source_unref(m->udev_button_event_source);
+ sd_event_source_unref(m->lid_switch_ignore_event_source);
- if (m->console_active_fd >= 0)
- close_nointr_nofail(m->console_active_fd);
+ safe_close(m->console_active_fd);
if (m->udev_seat_monitor)
udev_monitor_unref(m->udev_seat_monitor);
if (m->udev)
udev_unref(m->udev);
- bus_verify_polkit_async_registry_free(m->bus, m->polkit_registry);
+ bus_verify_polkit_async_registry_free(m->polkit_registry);
sd_bus_unref(m->bus);
sd_event_unref(m->event);
- if (m->reserve_vt_fd >= 0)
- close_nointr_nofail(m->reserve_vt_fd);
+ safe_close(m->reserve_vt_fd);
strv_free(m->kill_only_users);
strv_free(m->kill_exclude_users);
return r;
}
- r = sd_bus_add_object_vtable(m->bus, "/org/freedesktop/login1", "org.freedesktop.login1.Manager", manager_vtable, m);
+ r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/login1", "org.freedesktop.login1.Manager", manager_vtable, m);
if (r < 0) {
log_error("Failed to add manager object vtable: %s", strerror(-r));
return r;
}
- r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/seat", "org.freedesktop.login1.Seat", seat_vtable, seat_object_find, m);
+ r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/seat", "org.freedesktop.login1.Seat", seat_vtable, seat_object_find, m);
if (r < 0) {
log_error("Failed to add seat object vtable: %s", strerror(-r));
return r;
}
- r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/seat", seat_node_enumerator, m);
+ r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/seat", seat_node_enumerator, m);
if (r < 0) {
log_error("Failed to add seat enumerator: %s", strerror(-r));
return r;
}
- r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/session", "org.freedesktop.login1.Session", session_vtable, session_object_find, m);
+ r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/session", "org.freedesktop.login1.Session", session_vtable, session_object_find, m);
if (r < 0) {
log_error("Failed to add session object vtable: %s", strerror(-r));
return r;
}
- r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/session", session_node_enumerator, m);
+ r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/session", session_node_enumerator, m);
if (r < 0) {
log_error("Failed to add session enumerator: %s", strerror(-r));
return r;
}
- r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/user", "org.freedesktop.login1.User", user_vtable, user_object_find, m);
+ r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/user", "org.freedesktop.login1.User", user_vtable, user_object_find, m);
if (r < 0) {
log_error("Failed to add user object vtable: %s", strerror(-r));
return r;
}
- r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/user", user_node_enumerator, m);
+ r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/user", user_node_enumerator, m);
if (r < 0) {
log_error("Failed to add user enumerator: %s", strerror(-r));
return r;
}
r = sd_bus_add_match(m->bus,
+ NULL,
"type='signal',"
"sender='org.freedesktop.DBus',"
"interface='org.freedesktop.DBus',"
}
r = sd_bus_add_match(m->bus,
+ NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
}
r = sd_bus_add_match(m->bus,
+ NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
}
r = sd_bus_add_match(m->bus,
+ NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.DBus.Properties',"
}
r = sd_bus_add_match(m->bus,
+ NULL,
"type='signal',"
"sender='org.freedesktop.systemd1',"
"interface='org.freedesktop.systemd1.Manager',"
return 0;
}
+static int manager_vt_switch(sd_event_source *src, const struct signalfd_siginfo *si, void *data) {
+ Manager *m = data;
+ Session *active, *iter;
+
+ /*
+ * We got a VT-switch signal and we have to acknowledge it immediately.
+ * Preferably, we'd just use m->seat0->active->vtfd, but unfortunately,
+ * old user-space might run multiple sessions on a single VT, *sigh*.
+ * Therefore, we have to iterate all sessions and find one with a vtfd
+ * on the requested VT.
+ * As only VTs with active controllers have VT_PROCESS set, our current
+ * notion of the active VT might be wrong (for instance if the switch
+ * happens while we setup VT_PROCESS). Therefore, read the current VT
+ * first and then use s->active->vtnr as reference. Note that this is
+ * not racy, as no further VT-switch can happen as long as we're in
+ * synchronous VT_PROCESS mode.
+ */
+
+ assert(m->seat0);
+ seat_read_active_vt(m->seat0);
+
+ active = m->seat0->active;
+ if (!active || active->vtnr < 1) {
+ log_warning("Received VT_PROCESS signal without a registered session on that VT.");
+ return 0;
+ }
+
+ if (active->vtfd >= 0) {
+ ioctl(active->vtfd, VT_RELDISP, 1);
+ } else {
+ LIST_FOREACH(sessions_by_seat, iter, m->seat0->sessions) {
+ if (iter->vtnr == active->vtnr && iter->vtfd >= 0) {
+ ioctl(iter->vtfd, VT_RELDISP, 1);
+ break;
+ }
+ }
+ }
+
+ return 0;
+}
+
static int manager_connect_console(Manager *m) {
int r;
return -errno;
}
- r = sd_event_add_io(m->event, m->console_active_fd, 0, manager_dispatch_console, m, &m->console_active_event_source);
+ r = sd_event_add_io(m->event, &m->console_active_event_source, m->console_active_fd, 0, manager_dispatch_console, m);
if (r < 0) {
log_error("Failed to watch foreground console");
return r;
}
+ /*
+ * SIGRTMIN is used as global VT-release signal, SIGRTMIN + 1 is used
+ * as VT-acquire signal. We ignore any acquire-events (yes, we still
+ * have to provide a valid signal-number for it!) and acknowledge all
+ * release events immediately.
+ */
+
+ if (SIGRTMIN + 1 > SIGRTMAX) {
+ log_error("Not enough real-time signals available: %u-%u", SIGRTMIN, SIGRTMAX);
+ return -EINVAL;
+ }
+
+ r = ignore_signals(SIGRTMIN + 1, -1);
+ if (r < 0) {
+ log_error("Cannot ignore SIGRTMIN + 1: %s", strerror(-r));
+ return r;
+ }
+
+ r = sigprocmask_many(SIG_BLOCK, SIGRTMIN, -1);
+ if (r < 0) {
+ log_error("Cannot block SIGRTMIN: %s", strerror(-r));
+ return r;
+ }
+
+ r = sd_event_add_signal(m->event, NULL, SIGRTMIN, manager_vt_switch, m);
+ if (r < 0)
+ return r;
+
return 0;
}
if (r < 0)
return r;
- r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_seat_monitor), EPOLLIN, manager_dispatch_seat_udev, m, &m->udev_seat_event_source);
+ r = sd_event_add_io(m->event, &m->udev_seat_event_source, udev_monitor_get_fd(m->udev_seat_monitor), EPOLLIN, manager_dispatch_seat_udev, m);
if (r < 0)
return r;
if (r < 0)
return r;
- r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_device_monitor), EPOLLIN, manager_dispatch_device_udev, m, &m->udev_device_event_source);
+ r = sd_event_add_io(m->event, &m->udev_device_event_source, udev_monitor_get_fd(m->udev_device_monitor), EPOLLIN, manager_dispatch_device_udev, m);
if (r < 0)
return r;
if (r < 0)
return r;
- r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_button_monitor), EPOLLIN, manager_dispatch_button_udev, m, &m->udev_button_event_source);
+ r = sd_event_add_io(m->event, &m->udev_button_event_source, udev_monitor_get_fd(m->udev_button_monitor), EPOLLIN, manager_dispatch_button_udev, m);
if (r < 0)
return r;
}
if (r < 0)
return r;
- r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_vcsa_monitor), EPOLLIN, manager_dispatch_vcsa_udev, m, &m->udev_vcsa_event_source);
+ r = sd_event_add_io(m->event, &m->udev_vcsa_event_source, udev_monitor_get_fd(m->udev_vcsa_monitor), EPOLLIN, manager_dispatch_vcsa_udev, m);
if (r < 0)
return r;
}
LIST_REMOVE(gc_queue, m->user_gc_queue, user);
user->in_gc_queue = false;
- if (!user_check_gc(user, drop_not_started) &&
- user_get_state(user) != USER_CLOSING)
+ /* First step: queue stop jobs */
+ if (!user_check_gc(user, drop_not_started))
user_stop(user, false);
+ /* Second step: finalize user */
if (!user_check_gc(user, drop_not_started)) {
user_finalize(user);
user_free(user);
if (!m->idle_action_event_source) {
- r = sd_event_add_monotonic(m->event, elapse, USEC_PER_SEC*30, manager_dispatch_idle_action, m, &m->idle_action_event_source);
+ r = sd_event_add_time(
+ m->event,
+ &m->idle_action_event_source,
+ CLOCK_MONOTONIC,
+ elapse, USEC_PER_SEC*30,
+ manager_dispatch_idle_action, m);
if (r < 0) {
log_error("Failed to add idle event source: %s", strerror(-r));
return r;
Seat *seat;
Session *session;
User *user;
+ Button *button;
Inhibitor *inhibitor;
Iterator i;
return r;
}
+ r = manager_set_lid_switch_ignore(m, 0 + IGNORE_LID_SWITCH_STARTUP_USEC);
+ if (r < 0)
+ log_warning("Failed to set up lid switch ignore event source: %s", strerror(-r));
+
/* Deserialize state */
r = manager_enumerate_devices(m);
if (r < 0)
HASHMAP_FOREACH(inhibitor, m->inhibitors, i)
inhibitor_start(inhibitor);
+ HASHMAP_FOREACH(button, m->buttons, i)
+ button_check_switches(button);
+
manager_dispatch_idle_action(NULL, 0, m);
return 0;
}
-static int manager_recheck_buttons(Manager *m) {
- Iterator i;
- Button *b;
- int r = 0;
-
- assert(m);
-
- HASHMAP_FOREACH(b, m->buttons, i) {
- int q;
-
- q = button_recheck(b);
- if (q > 0)
- return 1;
- if (q < 0)
- r = q;
- }
-
- return r;
-}
-
int manager_run(Manager *m) {
int r;
if (manager_dispatch_delayed(m) > 0)
continue;
- if (manager_recheck_buttons(m) > 0)
- continue;
-
if (m->action_what != 0 && !m->action_job) {
usec_t x, y;
if (r < 0)
return r;
}
-
- return 0;
}
static int manager_parse_config_file(Manager *m) {
- static const char fn[] = "/etc/systemd/logind.conf";
- _cleanup_fclose_ FILE *f = NULL;
- int r;
-
assert(m);
- f = fopen(fn, "re");
- if (!f) {
- if (errno == ENOENT)
- return 0;
-
- log_warning("Failed to open configuration file %s: %m", fn);
- return -errno;
- }
-
- r = config_parse(NULL, fn, f, "Login\0", config_item_perf_lookup,
- (void*) logind_gperf_lookup, false, false, m);
- if (r < 0)
- log_warning("Failed to parse configuration file: %s", strerror(-r));
-
- return r;
+ return config_parse(NULL, "/etc/systemd/logind.conf", NULL,
+ "Login\0",
+ config_item_perf_lookup, logind_gperf_lookup,
+ false, false, true, m);
}
int main(int argc, char *argv[]) {
goto finish;
}
- log_debug("systemd-logind running as pid %lu", (unsigned long) getpid());
+ log_debug("systemd-logind running as pid "PID_FMT, getpid());
sd_notify(false,
"READY=1\n"
r = manager_run(m);
- log_debug("systemd-logind stopped as pid %lu", (unsigned long) getpid());
+ log_debug("systemd-logind stopped as pid "PID_FMT, getpid());
finish:
sd_notify(false,