#include "bus-common-errors.h"
#include "udev-util.h"
#include "selinux-util.h"
-#include "efivars.h"
#include "logind.h"
-#include "formats-util.h"
-#include "process-util.h"
-#include "terminal-util.h"
-#include "utmp-wtmp.h"
int manager_get_session_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Session **ret) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
sd_bus_error *error) {
Manager *m = userdata;
- dual_timestamp t = DUAL_TIMESTAMP_NULL;
+ dual_timestamp t;
assert(bus);
assert(reply);
return sd_bus_message_append(reply, "b", b);
}
-static int property_get_scheduled_shutdown(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- Manager *m = userdata;
- int r;
-
- assert(bus);
- assert(reply);
- assert(m);
-
- r = sd_bus_message_open_container(reply, 'r', "st");
- if (r < 0)
- return r;
-
- r = sd_bus_message_append(reply, "st", m->scheduled_shutdown_type, m->scheduled_shutdown_timeout);
- if (r < 0)
- return r;
-
- return sd_bus_message_close_container(reply);
-}
-
static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_handle_action, handle_action, HandleAction);
-static int property_get_docked(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- Manager *m = userdata;
-
- assert(bus);
- assert(reply);
- assert(m);
-
- return sd_bus_message_append(reply, "b", manager_is_docked_or_external_displays(m));
-}
-
-static int method_get_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Manager *m = userdata;
const char *name;
Session *session;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_session_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_session_by_pid(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Session *session = NULL;
Manager *m = userdata;
pid_t pid;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_user(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Manager *m = userdata;
uint32_t uid;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_user_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_user_by_pid(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Manager *m = userdata;
User *user = NULL;
pid_t pid;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Manager *m = userdata;
const char *name;
Seat *seat;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_list_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_list_sessions(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
Manager *m = userdata;
Session *session;
Iterator i;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return sd_bus_send(NULL, reply, NULL);
+ return sd_bus_send(bus, reply, NULL);
}
-static int method_list_users(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_list_users(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
Manager *m = userdata;
User *user;
Iterator i;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return sd_bus_send(NULL, reply, NULL);
+ return sd_bus_send(bus, reply, NULL);
}
-static int method_list_seats(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_list_seats(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
Manager *m = userdata;
Seat *seat;
Iterator i;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return sd_bus_send(NULL, reply, NULL);
+ return sd_bus_send(bus, reply, NULL);
}
-static int method_list_inhibitors(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_list_inhibitors(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
Manager *m = userdata;
Inhibitor *inhibitor;
Iterator i;
int r;
- assert(message);
- assert(m);
-
r = sd_bus_message_new_method_return(message, &reply);
if (r < 0)
return r;
if (r < 0)
return r;
- return sd_bus_send(NULL, reply, NULL);
+ return sd_bus_send(bus, reply, NULL);
}
-static int method_create_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_create_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *service, *type, *class, *cseat, *tty, *display, *remote_user, *remote_host, *desktop;
uint32_t uid, leader, audit_id = 0;
_cleanup_free_ char *id = NULL;
SessionClass c;
int r;
+ assert(bus);
assert(message);
assert(m);
return r;
}
- r = manager_get_session_by_pid(m, leader, NULL);
- if (r > 0)
- return sd_bus_error_setf(error, BUS_ERROR_SESSION_BUSY, "Already running in a session");
-
- /*
- * Old gdm and lightdm start the user-session on the same VT as
- * the greeter session. But they destroy the greeter session
- * after the user-session and want the user-session to take
- * over the VT. We need to support this for
- * backwards-compatibility, so make sure we allow new sessions
- * on a VT that a greeter is running on. Furthermore, to allow
- * re-logins, we have to allow a greeter to take over a used VT for
- * the exact same reasons.
- */
- if (c != SESSION_GREETER &&
- vtnr > 0 &&
- vtnr < m->seat0->position_count &&
- m->seat0->positions[vtnr] &&
- m->seat0->positions[vtnr]->class != SESSION_GREETER)
- return sd_bus_error_setf(error, BUS_ERROR_SESSION_BUSY, "Already occupied by a session");
+ manager_get_session_by_pid(m, leader, &session);
+ if (session) {
+ _cleanup_free_ char *path = NULL;
+ _cleanup_close_ int fifo_fd = -1;
+
+ /* Session already exists, client is probably
+ * something like "su" which changes uid but is still
+ * the same session */
+
+ fifo_fd = session_create_fifo(session);
+ if (fifo_fd < 0)
+ return fifo_fd;
+
+ path = session_bus_path(session);
+ if (!path)
+ return -ENOMEM;
+
+ log_debug("Sending reply about an existing session: "
+ "id=%s object_path=%s uid=%u runtime_path=%s "
+ "session_fd=%d seat=%s vtnr=%u",
+ session->id,
+ path,
+ (uint32_t) session->user->uid,
+ session->user->runtime_path,
+ fifo_fd,
+ session->seat ? session->seat->id : "",
+ (uint32_t) session->vtnr);
+
+ return sd_bus_reply_method_return(
+ message, "soshusub",
+ session->id,
+ path,
+ session->user->runtime_path,
+ fifo_fd,
+ (uint32_t) session->user->uid,
+ session->seat ? session->seat->id : "",
+ (uint32_t) session->vtnr,
+ true);
+ }
audit_session_from_pid(leader, &audit_id);
if (audit_id > 0) {
return r;
}
-static int method_release_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_release_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
Session *session;
const char *name;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_activate_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_activate_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
Session *session;
const char *name;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_session_method_activate(message, session, error);
+ return bus_session_method_activate(bus, message, session, error);
}
-static int method_activate_session_on_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_activate_session_on_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *session_name, *seat_name;
Manager *m = userdata;
Session *session;
Seat *seat;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_lock_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_lock_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
Session *session;
const char *name;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_session_method_lock(message, session, error);
+ return bus_session_method_lock(bus, message, session, error);
}
-static int method_lock_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
int r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_kill_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_kill_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *name;
Manager *m = userdata;
Session *session;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_session_method_kill(message, session, error);
+ return bus_session_method_kill(bus, message, session, error);
}
-static int method_kill_user(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
uint32_t uid;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_user_method_kill(message, user, error);
+ return bus_user_method_kill(bus, message, user, error);
}
-static int method_terminate_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
const char *name;
Session *session;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_session_method_terminate(message, session, error);
+ return bus_session_method_terminate(bus, message, session, error);
}
-static int method_terminate_user(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
uint32_t uid;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_user_method_terminate(message, user, error);
+ return bus_user_method_terminate(bus, message, user, error);
}
-static int method_terminate_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
const char *name;
Seat *seat;
int r;
+ assert(bus);
assert(message);
assert(m);
if (r < 0)
return r;
- return bus_seat_method_terminate(message, seat, error);
+ return bus_seat_method_terminate(bus, message, seat, error);
}
-static int method_set_user_linger(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *cc = NULL;
Manager *m = userdata;
int b, r;
uint32_t uid;
int interactive;
+ assert(bus);
assert(message);
assert(m);
if (!t)
return -ENOMEM;
- write_string_file(t, "change", WRITE_STRING_FILE_CREATE);
+ write_string_file(t, "change");
}
return 0;
return trigger_device(m, NULL);
}
-static int method_attach_device(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_attach_device(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *sysfs, *seat;
Manager *m = userdata;
int interactive, r;
+ assert(bus);
assert(message);
assert(m);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_flush_devices(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_flush_devices(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
int interactive, r;
+ assert(bus);
assert(message);
assert(m);
return 0;
}
-int manager_dispatch_delayed(Manager *manager, bool timeout) {
-
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- Inhibitor *offending = NULL;
- int r;
-
- assert(manager);
-
- if (manager->action_what == 0 || manager->action_job)
- return 0;
-
- if (manager_is_inhibited(manager, manager->action_what, INHIBIT_DELAY, NULL, false, false, 0, &offending)) {
- _cleanup_free_ char *comm = NULL, *u = NULL;
-
- if (!timeout)
- return 0;
-
- (void) get_process_comm(offending->pid, &comm);
- u = uid_to_name(offending->uid);
-
- log_notice("Delay lock is active (UID "UID_FMT"/%s, PID "PID_FMT"/%s) but inhibitor timeout is reached.",
- offending->uid, strna(u),
- offending->pid, strna(comm));
- }
-
- /* Actually do the operation */
- r = execute_shutdown_or_sleep(manager, manager->action_what, manager->action_unit, &error);
- if (r < 0) {
- log_warning("Failed to send delayed message: %s", bus_error_message(&error, r));
-
- manager->action_unit = NULL;
- manager->action_what = 0;
- return r;
- }
-
- return 1;
-}
-
-static int manager_inhibit_timeout_handler(
- sd_event_source *s,
- uint64_t usec,
- void *userdata) {
-
- Manager *manager = userdata;
- int r;
-
- assert(manager);
- assert(manager->inhibit_timeout_source == s);
-
- r = manager_dispatch_delayed(manager, true);
- return (r < 0) ? r : 0;
-}
-
static int delay_shutdown_or_sleep(
Manager *m,
InhibitWhat w,
const char *unit_name) {
- int r;
- usec_t timeout_val;
-
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
assert(unit_name);
- timeout_val = now(CLOCK_MONOTONIC) + m->inhibit_delay_max;
-
- if (m->inhibit_timeout_source) {
- r = sd_event_source_set_time(m->inhibit_timeout_source, timeout_val);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_time() failed: %m");
-
- r = sd_event_source_set_enabled(m->inhibit_timeout_source, SD_EVENT_ONESHOT);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_enabled() failed: %m");
- } else {
- r = sd_event_add_time(m->event, &m->inhibit_timeout_source, CLOCK_MONOTONIC,
- timeout_val, 0, manager_inhibit_timeout_handler, m);
- if (r < 0)
- return r;
- }
-
+ m->action_timestamp = now(CLOCK_MONOTONIC);
m->action_unit = unit_name;
m->action_what = w;
return r;
}
-static int verify_shutdown_creds(
+static int method_do_shutdown_or_sleep(
Manager *m,
sd_bus_message *message,
+ const char *unit_name,
InhibitWhat w,
- bool interactive,
const char *action,
const char *action_multiple_sessions,
const char *action_ignore_inhibit,
+ const char *sleep_verb,
+ sd_bus_message_handler_t method,
sd_bus_error *error) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
bool multiple_sessions, blocked;
+ int interactive, r;
uid_t uid;
- int r;
assert(m);
assert(message);
+ assert(unit_name);
assert(w >= 0);
assert(w <= _INHIBIT_WHAT_MAX);
+ assert(action);
+ assert(action_multiple_sessions);
+ assert(action_ignore_inhibit);
+ assert(method);
+
+ r = sd_bus_message_read(message, "b", &interactive);
+ if (r < 0)
+ return r;
+
+ /* Don't allow multiple jobs being executed at the same time */
+ if (m->action_what)
+ return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, "There's already a shutdown or sleep operation in progress");
+
+ if (sleep_verb) {
+ r = can_sleep(sleep_verb);
+ if (r < 0)
+ return r;
+
+ if (r == 0)
+ return sd_bus_error_setf(error, BUS_ERROR_SLEEP_VERB_NOT_SUPPORTED, "Sleep verb not supported");
+ }
r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds);
if (r < 0)
multiple_sessions = r > 0;
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
- if (multiple_sessions && action_multiple_sessions) {
+ if (multiple_sessions) {
r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
}
- if (blocked && action_ignore_inhibit) {
+ if (blocked) {
r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
}
- if (!multiple_sessions && !blocked && action) {
+ if (!multiple_sessions && !blocked) {
r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
}
- return 0;
-}
-
-static int method_do_shutdown_or_sleep(
- Manager *m,
- sd_bus_message *message,
- const char *unit_name,
- InhibitWhat w,
- const char *action,
- const char *action_multiple_sessions,
- const char *action_ignore_inhibit,
- const char *sleep_verb,
- sd_bus_error *error) {
-
- int interactive, r;
-
- assert(m);
- assert(message);
- assert(unit_name);
- assert(w >= 0);
- assert(w <= _INHIBIT_WHAT_MAX);
-
- r = sd_bus_message_read(message, "b", &interactive);
- if (r < 0)
- return r;
-
- /* Don't allow multiple jobs being executed at the same time */
- if (m->action_what)
- return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, "There's already a shutdown or sleep operation in progress");
-
- if (sleep_verb) {
- r = can_sleep(sleep_verb);
- if (r < 0)
- return r;
-
- if (r == 0)
- return sd_bus_error_setf(error, BUS_ERROR_SLEEP_VERB_NOT_SUPPORTED, "Sleep verb not supported");
- }
-
- r = verify_shutdown_creds(m, message, w, interactive, action, action_multiple_sessions,
- action_ignore_inhibit, error);
- if (r != 0)
- return r;
-
r = bus_manager_shutdown_or_sleep_now_or_later(m, unit_name, w, error);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_poweroff(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_do_shutdown_or_sleep(
"org.freedesktop.login1.power-off-multiple-sessions",
"org.freedesktop.login1.power-off-ignore-inhibit",
NULL,
+ method_poweroff,
error);
}
-static int method_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_reboot(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_do_shutdown_or_sleep(
"org.freedesktop.login1.reboot-multiple-sessions",
"org.freedesktop.login1.reboot-ignore-inhibit",
NULL,
+ method_reboot,
error);
}
-static int method_suspend(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_suspend(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_do_shutdown_or_sleep(
"org.freedesktop.login1.suspend-multiple-sessions",
"org.freedesktop.login1.suspend-ignore-inhibit",
"suspend",
+ method_suspend,
error);
}
-static int nologin_timeout_handler(
- sd_event_source *s,
- uint64_t usec,
- void *userdata) {
-
- Manager *m = userdata;
- int r;
-
- log_info("Creating /run/nologin, blocking further logins...");
-
- r = write_string_file("/run/nologin", "System is going down.", WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_ATOMIC);
- if (r < 0)
- log_error_errno(r, "Failed to create /run/nologin: %m");
- else
- m->unlink_nologin = true;
-
- return 0;
-}
-
-static int update_schedule_file(Manager *m) {
-
- int r;
- _cleanup_fclose_ FILE *f = NULL;
- _cleanup_free_ char *t = NULL, *temp_path = NULL;
-
- assert(m);
-
- r = mkdir_safe_label("/run/systemd/shutdown", 0755, 0, 0);
- if (r < 0)
- return log_error_errno(r, "Failed to create shutdown subdirectory: %m");
-
- t = cescape(m->wall_message);
- if (!t)
- return log_oom();
-
- r = fopen_temporary("/run/systemd/shutdown/scheduled", &f, &temp_path);
- if (r < 0)
- return log_error_errno(r, "Failed to save information about scheduled shutdowns: %m");
-
- (void) fchmod(fileno(f), 0644);
-
- fprintf(f,
- "USEC="USEC_FMT"\n"
- "WARN_WALL=%i\n"
- "MODE=%s\n",
- m->scheduled_shutdown_timeout,
- m->enable_wall_messages,
- m->scheduled_shutdown_type);
-
- if (!isempty(m->wall_message))
- fprintf(f, "WALL_MESSAGE=%s\n", t);
-
- (void) fflush_and_check(f);
-
- if (ferror(f) || rename(temp_path, "/run/systemd/shutdown/scheduled") < 0) {
- log_error_errno(errno, "Failed to write information about scheduled shutdowns: %m");
- r = -errno;
-
- (void) unlink(temp_path);
- (void) unlink("/run/systemd/shutdown/scheduled");
- }
-
- return r;
-}
-
-static int manager_scheduled_shutdown_handler(
- sd_event_source *s,
- uint64_t usec,
- void *userdata) {
-
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- Manager *m = userdata;
- const char *target;
- int r;
-
- assert(m);
-
- if (isempty(m->scheduled_shutdown_type))
- return 0;
-
- if (streq(m->scheduled_shutdown_type, "halt"))
- target = SPECIAL_HALT_TARGET;
- else if (streq(m->scheduled_shutdown_type, "poweroff"))
- target = SPECIAL_POWEROFF_TARGET;
- else
- target = SPECIAL_REBOOT_TARGET;
-
- r = execute_shutdown_or_sleep(m, 0, target, &error);
- if (r < 0)
- return log_error_errno(r, "Unable to execute transition to %s: %m", target);
-
- return 0;
-}
-
-static int method_schedule_shutdown(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- Manager *m = userdata;
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
- const char *action_multiple_sessions = NULL;
- const char *action_ignore_inhibit = NULL;
- const char *action = NULL;
- uint64_t elapse;
- char *type;
- int r;
-
- assert(m);
- assert(message);
-
- r = sd_bus_message_read(message, "st", &type, &elapse);
- if (r < 0)
- return r;
-
- if (streq(type, "reboot")) {
- action = "org.freedesktop.login1.reboot";
- action_multiple_sessions = "org.freedesktop.login1.reboot-multiple-sessions";
- action_ignore_inhibit = "org.freedesktop.login1.reboot-ignore-inhibit";
- } else if (streq(type, "halt")) {
- action = "org.freedesktop.login1.halt";
- action_multiple_sessions = "org.freedesktop.login1.halt-multiple-sessions";
- action_ignore_inhibit = "org.freedesktop.login1.halt-ignore-inhibit";
- } else if (streq(type, "poweroff")) {
- action = "org.freedesktop.login1.poweroff";
- action_multiple_sessions = "org.freedesktop.login1.poweroff-multiple-sessions";
- action_ignore_inhibit = "org.freedesktop.login1.poweroff-ignore-inhibit";
- } else
- return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unsupported shutdown type");
-
- r = verify_shutdown_creds(m, message, INHIBIT_SHUTDOWN, false,
- action, action_multiple_sessions, action_ignore_inhibit, error);
- if (r != 0)
- return r;
-
- if (m->scheduled_shutdown_timeout_source) {
- r = sd_event_source_set_time(m->scheduled_shutdown_timeout_source, elapse);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_time() failed: %m");
-
- r = sd_event_source_set_enabled(m->scheduled_shutdown_timeout_source, SD_EVENT_ONESHOT);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_enabled() failed: %m");
- } else {
- r = sd_event_add_time(m->event, &m->scheduled_shutdown_timeout_source,
- CLOCK_REALTIME, elapse, 0, manager_scheduled_shutdown_handler, m);
- if (r < 0)
- return log_error_errno(r, "sd_event_add_time() failed: %m");
- }
-
- r = free_and_strdup(&m->scheduled_shutdown_type, type);
- if (r < 0) {
- m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source);
- return log_oom();
- }
-
- if (m->nologin_timeout_source) {
- r = sd_event_source_set_time(m->nologin_timeout_source, elapse);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_time() failed: %m");
-
- r = sd_event_source_set_enabled(m->nologin_timeout_source, SD_EVENT_ONESHOT);
- if (r < 0)
- return log_error_errno(r, "sd_event_source_set_enabled() failed: %m");
- } else {
- r = sd_event_add_time(m->event, &m->nologin_timeout_source,
- CLOCK_REALTIME, elapse - 5 * USEC_PER_MINUTE, 0, nologin_timeout_handler, m);
- if (r < 0)
- return log_error_errno(r, "sd_event_add_time() failed: %m");
- }
-
- m->scheduled_shutdown_timeout = elapse;
-
- r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_AUGMENT|SD_BUS_CREDS_TTY|SD_BUS_CREDS_UID, &creds);
- if (r >= 0) {
- const char *tty;
-
- (void) sd_bus_creds_get_uid(creds, &m->scheduled_shutdown_uid);
- (void) sd_bus_creds_get_tty(creds, &tty);
-
- r = free_and_strdup(&m->scheduled_shutdown_tty, tty);
- if (r < 0) {
- m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source);
- return log_oom();
- }
- }
-
- r = manager_setup_wall_message_timer(m);
- if (r < 0)
- return r;
-
- if (!isempty(type)) {
- r = update_schedule_file(m);
- if (r < 0)
- return r;
- } else
- (void) unlink("/run/systemd/shutdown/scheduled");
-
- return sd_bus_reply_method_return(message, NULL);
-}
-
-static int method_cancel_scheduled_shutdown(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- Manager *m = userdata;
- bool cancelled;
-
- assert(m);
- assert(message);
-
- cancelled = m->scheduled_shutdown_type != NULL;
-
- m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source);
- m->wall_message_timeout_source = sd_event_source_unref(m->wall_message_timeout_source);
- m->nologin_timeout_source = sd_event_source_unref(m->nologin_timeout_source);
- free(m->scheduled_shutdown_type);
- m->scheduled_shutdown_type = NULL;
- m->scheduled_shutdown_timeout = 0;
-
- if (m->unlink_nologin) {
- (void) unlink("/run/nologin");
- m->unlink_nologin = false;
- }
-
- if (cancelled) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
- const char *tty = NULL;
- uid_t uid = 0;
- int r;
-
- r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_AUGMENT|SD_BUS_CREDS_TTY|SD_BUS_CREDS_UID, &creds);
- if (r >= 0) {
- (void) sd_bus_creds_get_uid(creds, &uid);
- (void) sd_bus_creds_get_tty(creds, &tty);
- }
-
- utmp_wall("The system shutdown has been cancelled",
- lookup_uid(uid), tty, logind_wall_tty_filter, m);
- }
-
- return sd_bus_reply_method_return(message, "b", cancelled);
-}
-
-static int method_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_hibernate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_do_shutdown_or_sleep(
"org.freedesktop.login1.hibernate-multiple-sessions",
"org.freedesktop.login1.hibernate-ignore-inhibit",
"hibernate",
+ method_hibernate,
error);
}
-static int method_hybrid_sleep(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_hybrid_sleep(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_do_shutdown_or_sleep(
"org.freedesktop.login1.hibernate-multiple-sessions",
"org.freedesktop.login1.hibernate-ignore-inhibit",
"hybrid-sleep",
+ method_hybrid_sleep,
error);
}
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
if (multiple_sessions) {
- r = bus_test_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, UID_INVALID, &challenge, error);
+ r = bus_verify_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, false, UID_INVALID, &challenge, error);
if (r < 0)
return r;
}
if (blocked) {
- r = bus_test_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, UID_INVALID, &challenge, error);
+ r = bus_verify_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, false, UID_INVALID, &challenge, error);
if (r < 0)
return r;
/* If neither inhibit nor multiple sessions
* apply then just check the normal policy */
- r = bus_test_polkit(message, CAP_SYS_BOOT, action, UID_INVALID, &challenge, error);
+ r = bus_verify_polkit(message, CAP_SYS_BOOT, action, false, UID_INVALID, &challenge, error);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, "s", result);
}
-static int method_can_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_poweroff(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
error);
}
-static int method_can_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_reboot(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
error);
}
-static int method_can_suspend(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_suspend(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
error);
}
-static int method_can_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_hibernate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
error);
}
-static int method_can_hybrid_sleep(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_hybrid_sleep(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
error);
}
-static int property_get_reboot_to_firmware_setup(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
- int r;
-
- assert(bus);
- assert(reply);
- assert(userdata);
-
- r = efi_get_reboot_to_firmware();
- if (r < 0 && r != -EOPNOTSUPP)
- return r;
-
- return sd_bus_message_append(reply, "b", r > 0);
-}
-
-static int method_set_reboot_to_firmware_setup(
- sd_bus_message *message,
- void *userdata,
- sd_bus_error *error) {
-
- int b, r;
- Manager *m = userdata;
-
- assert(message);
- assert(m);
-
- r = sd_bus_message_read(message, "b", &b);
- if (r < 0)
- return r;
-
- r = bus_verify_polkit_async(message,
- CAP_SYS_ADMIN,
- "org.freedesktop.login1.set-reboot-to-firmware-setup",
- false,
- UID_INVALID,
- &m->polkit_registry,
- error);
- if (r < 0)
- return r;
- if (r == 0)
- return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
-
- r = efi_set_reboot_to_firmware(b);
- if (r < 0)
- return r;
-
- return sd_bus_reply_method_return(message, NULL);
-}
-
-static int method_can_reboot_to_firmware_setup(
- sd_bus_message *message,
- void *userdata,
- sd_bus_error *error) {
-
- int r;
- bool challenge;
- const char *result;
- Manager *m = userdata;
-
- assert(message);
- assert(m);
-
- r = efi_reboot_to_firmware_supported();
- if (r == -EOPNOTSUPP)
- return sd_bus_reply_method_return(message, "s", "na");
- else if (r < 0)
- return r;
-
- r = bus_test_polkit(message,
- CAP_SYS_ADMIN,
- "org.freedesktop.login1.set-reboot-to-firmware-setup",
- UID_INVALID,
- &challenge,
- error);
- if (r < 0)
- return r;
-
- if (r > 0)
- result = "yes";
- else if (challenge)
- result = "challenge";
- else
- result = "no";
-
- return sd_bus_reply_method_return(message, "s", result);
-}
-
-static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_inhibit(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
const char *who, *why, *what, *mode;
_cleanup_free_ char *id = NULL;
uid_t uid;
int r;
+ assert(bus);
assert(message);
assert(m);
const sd_bus_vtable manager_vtable[] = {
SD_BUS_VTABLE_START(0),
- SD_BUS_WRITABLE_PROPERTY("EnableWallMessages", "b", NULL, NULL, offsetof(Manager, enable_wall_messages), 0),
- SD_BUS_WRITABLE_PROPERTY("WallMessage", "s", NULL, NULL, offsetof(Manager, wall_message), 0),
-
- SD_BUS_PROPERTY("NAutoVTs", "u", NULL, offsetof(Manager, n_autovts), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillOnlyUsers", "as", NULL, offsetof(Manager, kill_only_users), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillExcludeUsers", "as", NULL, offsetof(Manager, kill_exclude_users), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillUserProcesses", "b", NULL, offsetof(Manager, kill_user_processes), SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("RebootToFirmwareSetup", "b", property_get_reboot_to_firmware_setup, 0, SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("IdleHint", "b", property_get_idle_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("IdleSinceHint", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("IdleSinceHintMonotonic", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("IdleActionUSec", "t", NULL, offsetof(Manager, idle_action_usec), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("PreparingForShutdown", "b", property_get_preparing, 0, 0),
SD_BUS_PROPERTY("PreparingForSleep", "b", property_get_preparing, 0, 0),
- SD_BUS_PROPERTY("ScheduledShutdown", "(st)", property_get_scheduled_shutdown, 0, 0),
- SD_BUS_PROPERTY("Docked", "b", property_get_docked, 0, 0),
SD_BUS_METHOD("GetSession", "s", "o", method_get_session, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("GetSessionByPID", "u", "o", method_get_session_by_pid, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("CanSuspend", NULL, "s", method_can_suspend, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("CanHibernate", NULL, "s", method_can_hibernate, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("CanHybridSleep", NULL, "s", method_can_hybrid_sleep, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("ScheduleShutdown", "st", NULL, method_schedule_shutdown, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("CancelScheduledShutdown", NULL, "b", method_cancel_scheduled_shutdown, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("Inhibit", "ssss", "h", method_inhibit, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("CanRebootToFirmwareSetup", NULL, "s", method_can_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_METHOD("SetRebootToFirmwareSetup", "b", NULL, method_set_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_SIGNAL("SessionNew", "so", 0),
SD_BUS_SIGNAL("SessionRemoved", "so", 0),
return r;
}
-int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *path, *result, *unit;
Manager *m = userdata;
Session *session;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
session_jobs_reply(session, unit, result);
session_save(session);
- user_save(session->user);
session_add_to_gc_queue(session);
}
return 0;
}
-int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int match_unit_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *path, *unit;
Manager *m = userdata;
Session *session;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
return 0;
}
-int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *unit = NULL;
Manager *m = userdata;
const char *path;
User *user;
int r;
+ assert(bus);
assert(message);
assert(m);
return 0;
}
-int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int match_reloading(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
Session *session;
Iterator i;
int b, r;
- assert(message);
- assert(m);
+ assert(bus);
r = sd_bus_message_read(message, "b", &b);
if (r < 0) {
return 0;
}
-int match_name_owner_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int match_name_owner_changed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
const char *name, *old, *new;
Manager *m = userdata;
Session *session;
Iterator i;
int r;
- char *key;
- assert(message);
- assert(m);
+
+ char *key;
r = sd_bus_message_read(message, "sss", &name, &old, &new);
if (r < 0) {
l);
}
+int manager_dispatch_delayed(Manager *manager) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ Inhibitor *offending = NULL;
+ int r;
+
+ assert(manager);
+
+ if (manager->action_what == 0 || manager->action_job)
+ return 0;
+
+ /* Continue delay? */
+ if (manager_is_inhibited(manager, manager->action_what, INHIBIT_DELAY, NULL, false, false, 0, &offending)) {
+ _cleanup_free_ char *comm = NULL, *u = NULL;
+
+ get_process_comm(offending->pid, &comm);
+ u = uid_to_name(offending->uid);
+
+ if (manager->action_timestamp + manager->inhibit_delay_max > now(CLOCK_MONOTONIC))
+ return 0;
+
+ log_info("Delay lock is active (UID "UID_FMT"/%s, PID "PID_FMT"/%s) but inhibitor timeout is reached.",
+ offending->uid, strna(u),
+ offending->pid, strna(comm));
+ }
+
+ /* Actually do the operation */
+ r = execute_shutdown_or_sleep(manager, manager->action_what, manager->action_unit, &error);
+ if (r < 0) {
+ log_warning("Failed to send delayed message: %s", bus_error_message(&error, r));
+
+ manager->action_unit = NULL;
+ manager->action_what = 0;
+ return r;
+ }
+
+ return 1;
+}
+
int manager_start_scope(
Manager *manager,
const char *scope,
~ianmdlvl / elogind.git / commitdiff