-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
#include "escape.h"
#include "fd-util.h"
#include "fileio-label.h"
-#include "formats-util.h"
+#include "format-util.h"
#include "fs-util.h"
#include "logind.h"
#include "mkdir.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;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
Session *session;
int r;
assert(ret);
if (uid == UID_INVALID) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
/* Note that we get the owner UID of the session, not the actual client UID here! */
r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_OWNER_UID|SD_BUS_CREDS_AUGMENT, &creds);
return r;
seat = session->seat;
-
if (!seat)
return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "Session has no seat.");
} else {
return sd_bus_message_append(reply, "b", manager_is_docked_or_external_displays(m));
}
+static int property_get_current_sessions(
+ 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, "t", (uint64_t) hashmap_size(m->sessions));
+}
+
+static int property_get_current_inhibitors(
+ 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, "t", (uint64_t) hashmap_size(m->inhibitors));
+}
+
static int method_get_session(sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *p = NULL;
Manager *m = userdata;
}
static int method_list_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
Manager *m = userdata;
Session *session;
Iterator i;
}
static int method_list_users(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
Manager *m = userdata;
User *user;
Iterator i;
}
static int method_list_seats(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
Manager *m = userdata;
Seat *seat;
Iterator i;
}
static int method_list_inhibitors(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
Manager *m = userdata;
Inhibitor *inhibitor;
Iterator i;
}
if (leader == 0) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds);
if (r < 0)
m->seat0->positions[vtnr]->class != SESSION_GREETER)
return sd_bus_error_setf(error, BUS_ERROR_SESSION_BUSY, "Already occupied by a session");
+ if (hashmap_size(m->sessions) >= m->sessions_max)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_LIMITS_EXCEEDED, "Maximum number of sessions (%" PRIu64 ") reached, refusing further sessions.", m->sessions_max);
+
audit_session_from_pid(leader, &audit_id);
if (audit_id > 0) {
/* Keep our session IDs and the audit session IDs in sync */
static int method_set_user_linger(sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_free_ char *cc = NULL;
Manager *m = userdata;
- int b, r;
+ int r, b, interactive;
struct passwd *pw;
const char *path;
uint32_t uid;
- int interactive;
+ bool self = false;
assert(message);
assert(m);
return r;
if (uid == UID_INVALID) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
/* Note that we get the owner UID of the session, not the actual client UID here! */
r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_OWNER_UID|SD_BUS_CREDS_AUGMENT, &creds);
if (r < 0)
return r;
+ self = true;
+
} else if (!uid_is_valid(uid))
return -EINVAL;
errno = 0;
pw = getpwuid(uid);
if (!pw)
- return errno ? -errno : -ENOENT;
+ return errno > 0 ? -errno : -ENOENT;
r = bus_verify_polkit_async(
message,
CAP_SYS_ADMIN,
- "org.freedesktop.login1.set-user-linger",
+ self ? "org.freedesktop.login1.set-self-linger" : "org.freedesktop.login1.set-user-linger",
NULL,
interactive,
UID_INVALID,
return -ENOMEM;
mkdir_p_label("/etc/udev/rules.d", 0755);
- mac_selinux_init("/etc");
r = write_string_file_atomic_label(file, rule);
if (r < 0)
return r;
const char *unit_name,
sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
char *c = NULL;
const char *p;
int r;
int manager_dispatch_delayed(Manager *manager, bool timeout) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
Inhibitor *offending = NULL;
int r;
const char *action_ignore_inhibit,
sd_bus_error *error) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
bool multiple_sessions, blocked;
uid_t uid;
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);
+ r = write_string_file_atomic_label("/run/nologin", "System is going down.");
if (r < 0)
log_error_errno(r, "Failed to create /run/nologin: %m");
else
uint64_t usec,
void *userdata) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
Manager *m = userdata;
const char *target;
int r;
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;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
const char *action_multiple_sessions = NULL;
const char *action_ignore_inhibit = NULL;
const char *action = NULL;
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";
+ action = "org.freedesktop.login1.power-off";
+ action_multiple_sessions = "org.freedesktop.login1.power-off-multiple-sessions";
+ action_ignore_inhibit = "org.freedesktop.login1.power-off-ignore-inhibit";
} else
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unsupported shutdown type");
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;
+ const char *tty = NULL;
(void) sd_bus_creds_get_uid(creds, &m->scheduled_shutdown_uid);
(void) sd_bus_creds_get_tty(creds, &tty);
reset_scheduled_shutdown(m);
if (cancelled) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
const char *tty = NULL;
uid_t uid = 0;
int r;
const char *sleep_verb,
sd_bus_error *error) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
bool multiple_sessions, challenge, blocked;
const char *result = NULL;
uid_t uid;
}
static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
const char *who, *why, *what, *mode;
_cleanup_free_ char *id = NULL;
_cleanup_close_ int fifo_fd = -1;
if (r < 0)
return r;
+ if (hashmap_size(m->inhibitors) >= m->inhibitors_max)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_LIMITS_EXCEEDED, "Maximum number of inhibitors (%" PRIu64 ") reached, refusing further inhibitors.", m->inhibitors_max);
+
do {
id = mfree(id);
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_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(Manager, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("RuntimeDirectorySize", "t", bus_property_get_size, offsetof(Manager, runtime_dir_size), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("InhibitorsMax", "t", NULL, offsetof(Manager, inhibitors_max), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("NCurrentInhibitors", "t", property_get_current_inhibitors, 0, 0),
+ SD_BUS_PROPERTY("SessionsMax", "t", NULL, offsetof(Manager, sessions_max), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("NCurrentSessions", "t", property_get_current_sessions, 0, 0),
+ SD_BUS_PROPERTY("UserTasksMax", "t", NULL, offsetof(Manager, user_tasks_max), SD_BUS_VTABLE_PROPERTY_CONST),
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),
if (streq(result, "done"))
r = session_send_create_reply(s, NULL);
else {
- _cleanup_bus_error_free_ sd_bus_error e = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error e = SD_BUS_ERROR_NULL;
sd_bus_error_setf(&e, BUS_ERROR_JOB_FAILED, "Start job for unit %s failed with '%s'", unit, result);
r = session_send_create_reply(s, &e);
}
session = hashmap_get(m->session_units, unit);
- if (session) {
-
- if (streq_ptr(path, session->scope_job))
- session->scope_job = mfree(session->scope_job);
-
+ if (session && streq_ptr(path, session->scope_job)) {
+ session->scope_job = mfree(session->scope_job);
session_jobs_reply(session, unit, result);
session_save(session);
}
user = hashmap_get(m->user_units, unit);
- if (user) {
+ if (user &&
+ (streq_ptr(path, user->service_job) ||
+ streq_ptr(path, user->slice_job))) {
if (streq_ptr(path, user->service_job))
user->service_job = mfree(user->service_job);
l);
}
+static int strdup_job(sd_bus_message *reply, char **job) {
+ const char *j;
+ char *copy;
+ int r;
+
+ r = sd_bus_message_read(reply, "o", &j);
+ if (r < 0)
+ return r;
+
+ copy = strdup(j);
+ if (!copy)
+ return -ENOMEM;
+
+ *job = copy;
+ return 1;
+}
+
int manager_start_slice(
Manager *manager,
const char *slice,
sd_bus_error *error,
char **job) {
- _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
int r;
assert(manager);
assert(slice);
+ assert(job);
r = sd_bus_message_new_method_call(
manager->bus,
if (r < 0)
return r;
- if (job) {
- const char *j;
- char *copy;
-
- r = sd_bus_message_read(reply, "o", &j);
- if (r < 0)
- return r;
-
- copy = strdup(j);
- if (!copy)
- return -ENOMEM;
-
- *job = copy;
- }
-
- return 1;
+ return strdup_job(reply, job);
}
int manager_start_scope(
sd_bus_error *error,
char **job) {
- _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
int r;
assert(manager);
assert(scope);
assert(pid > 1);
+ assert(job);
r = sd_bus_message_new_method_call(
manager->bus,
if (r < 0)
return r;
- if (job) {
- const char *j;
- char *copy;
-
- r = sd_bus_message_read(reply, "o", &j);
- if (r < 0)
- return r;
-
- copy = strdup(j);
- if (!copy)
- return -ENOMEM;
-
- *job = copy;
- }
-
- return 1;
+ return strdup_job(reply, job);
}
int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
int r;
assert(manager);
assert(unit);
+ assert(job);
r = sd_bus_call_method(
manager->bus,
"StartUnit",
error,
&reply,
- "ss", unit, "fail");
+ "ss", unit, "replace");
if (r < 0)
return r;
- if (job) {
- const char *j;
- char *copy;
-
- r = sd_bus_message_read(reply, "o", &j);
- if (r < 0)
- return r;
-
- copy = strdup(j);
- if (!copy)
- return -ENOMEM;
-
- *job = copy;
- }
-
- return 1;
+ return strdup_job(reply, job);
}
int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
int r;
assert(manager);
assert(unit);
+ assert(job);
r = sd_bus_call_method(
manager->bus,
if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT) ||
sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED)) {
- if (job)
- *job = NULL;
-
+ *job = NULL;
sd_bus_error_free(error);
return 0;
}
return r;
}
- if (job) {
- const char *j;
- char *copy;
-
- r = sd_bus_message_read(reply, "o", &j);
- if (r < 0)
- return r;
-
- copy = strdup(j);
- if (!copy)
- return -ENOMEM;
-
- *job = copy;
- }
-
- return 1;
+ return strdup_job(reply, job);
}
int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error) {
}
int manager_unit_is_active(Manager *manager, const char *unit) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
_cleanup_free_ char *path = NULL;
const char *state;
int r;
}
int manager_job_is_active(Manager *manager, const char *path) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
int r;
assert(manager);