-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
***/
#include <errno.h>
+#include <pwd.h>
#include <string.h>
#include <unistd.h>
-#include <pwd.h>
#include "sd-messages.h"
-#include "strv.h"
-#include "mkdir.h"
-#include "path-util.h"
-#include "special.h"
-#include "sleep-config.h"
-#include "fileio-label.h"
-#include "unit-name.h"
-#include "audit.h"
-#include "bus-util.h"
-#include "bus-error.h"
+
+#include "alloc-util.h"
+#include "audit-util.h"
#include "bus-common-errors.h"
-#include "udev-util.h"
-#include "selinux-util.h"
-#include "efivars.h"
-#include "logind.h"
+#include "bus-error.h"
+#include "bus-util.h"
+#include "dirent-util.h"
+//#include "efivars.h"
+#include "escape.h"
+#include "fd-util.h"
+#include "fileio-label.h"
#include "formats-util.h"
+#include "fs-util.h"
+#include "logind.h"
+#include "mkdir.h"
+#include "path-util.h"
#include "process-util.h"
+#include "selinux-util.h"
+//#include "sleep-config.h"
+//#include "special.h"
+#include "strv.h"
#include "terminal-util.h"
+#include "udev-util.h"
+#include "unit-name.h"
+#include "user-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;
+ _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 {
sd_bus_error *error) {
Manager *m = userdata;
- dual_timestamp t;
+ dual_timestamp t = DUAL_TIMESTAMP_NULL;
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 method_get_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+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 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;
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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_session_by_pid(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);
r = sd_bus_message_read(message, "u", &pid);
if (r < 0)
return r;
+ if (pid < 0)
+ return -EINVAL;
- if (pid <= 0) {
+ if (pid == 0) {
r = manager_get_session_from_creds(m, message, NULL, error, &session);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_user(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_user_by_pid(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);
r = sd_bus_message_read(message, "u", &pid);
if (r < 0)
return r;
+ if (pid < 0)
+ return -EINVAL;
- if (pid <= 0) {
+ if (pid == 0) {
r = manager_get_user_from_creds(m, message, UID_INVALID, error, &user);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, "o", p);
}
-static int method_get_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_get_seat(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+static int method_list_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_message_unrefp) 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(bus, reply, NULL);
+ return sd_bus_send(NULL, reply, NULL);
}
-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;
+static int method_list_users(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_message_unrefp) 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(bus, reply, NULL);
+ return sd_bus_send(NULL, reply, NULL);
}
-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;
+static int method_list_seats(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_message_unrefp) 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(bus, reply, NULL);
+ return sd_bus_send(NULL, reply, NULL);
}
-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;
+static int method_list_inhibitors(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_message_unrefp) 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(bus, reply, NULL);
+ return sd_bus_send(NULL, reply, NULL);
}
-static int method_create_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_create_session(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;
+ uint32_t audit_id = 0;
_cleanup_free_ char *id = NULL;
Session *session = NULL;
Manager *m = userdata;
User *user = NULL;
Seat *seat = NULL;
+ pid_t leader;
+ uid_t uid;
int remote;
uint32_t vtnr = 0;
SessionType t;
SessionClass c;
int r;
- assert(bus);
assert(message);
assert(m);
+ assert_cc(sizeof(pid_t) == sizeof(uint32_t));
+ assert_cc(sizeof(uid_t) == sizeof(uint32_t));
+
r = sd_bus_message_read(message, "uusssssussbss", &uid, &leader, &service, &type, &class, &desktop, &cseat, &vtnr, &tty, &display, &remote, &remote_user, &remote_host);
if (r < 0)
return r;
- if (leader == 1)
+ if (!uid_is_valid(uid))
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UID");
+ if (leader < 0 || leader == 1)
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid leader PID");
if (isempty(type))
c = SESSION_USER;
}
- if (leader <= 0) {
- _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
+ if (leader == 0) {
+ _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)
return r;
}
- 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);
- }
+ 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");
+
+ 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) {
log_warning("Existing logind session ID %s used by new audit session, ignoring", id);
audit_id = 0;
- free(id);
- id = NULL;
+ id = mfree(id);
}
}
if (!id) {
do {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "c%lu", ++m->session_counter) < 0)
return -ENOMEM;
session->create_message = sd_bus_message_ref(message);
- /* Here upstream systemd starts cgroups and the user systemd,
- and arranges to reply asynchronously. We reply
- directly. */
+#if 0 /// UNNEEDED by elogind
+ /* Now, let's wait until the slice unit and stuff got
+ * created. We send the reply back from
+ * session_send_create_reply(). */
+#else
+ /* We reply directly. */
r = session_send_create_reply(session, NULL);
if (r < 0)
goto fail;
+#endif // 0
return 1;
return r;
}
-static int method_release_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_release_session(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_activate_session(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(bus, message, session, error);
+ return bus_session_method_activate(message, session, error);
}
-static int method_activate_session_on_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_activate_session_on_seat(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_lock_session(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(bus, message, session, error);
+ return bus_session_method_lock(message, session, error);
}
-static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_lock_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
int r;
- assert(bus);
assert(message);
assert(m);
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.lock-sessions",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
return sd_bus_reply_method_return(message, NULL);
}
-static int method_kill_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_kill_session(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(bus, message, session, error);
+ return bus_session_method_kill(message, session, error);
}
-static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_kill_user(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(bus, message, user, error);
+ return bus_user_method_kill(message, user, error);
}
-static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_session(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(bus, message, session, error);
+ return bus_session_method_terminate(message, session, error);
}
-static int method_terminate_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_user(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(bus, message, user, error);
+ return bus_user_method_terminate(message, user, error);
}
-static int method_terminate_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_terminate_seat(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(bus, message, seat, error);
+ return bus_seat_method_terminate(message, seat, error);
}
-static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+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(bus);
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);
r = sd_bus_creds_get_owner_uid(creds, &uid);
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,
&m->polkit_registry,
if (!t)
return -ENOMEM;
- write_string_file(t, "change");
+ write_string_file(t, "change", WRITE_STRING_FILE_CREATE);
}
return 0;
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;
return trigger_device(m, NULL);
}
-static int method_attach_device(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_attach_device(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);
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.attach-device",
+ NULL,
interactive,
UID_INVALID,
&m->polkit_registry,
return sd_bus_reply_method_return(message, NULL);
}
-static int method_flush_devices(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_flush_devices(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
int interactive, r;
- assert(bus);
assert(message);
assert(m);
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.flush-devices",
+ NULL,
interactive,
UID_INVALID,
&m->polkit_registry,
static int bus_manager_log_shutdown(
Manager *m,
InhibitWhat w,
- HandleAction action) {
+#if 0 /// elogind does not support systemd units
+ const char *unit_name) {
const char *p, *q;
assert(m);
+ assert(unit_name);
if (w != INHIBIT_SHUTDOWN)
return 0;
- switch (action) {
- case HANDLE_POWEROFF:
- p = "MESSAGE=System is powering down.";
+ if (streq(unit_name, SPECIAL_POWEROFF_TARGET)) {
+ p = "MESSAGE=System is powering down";
q = "SHUTDOWN=power-off";
- break;
- case HANDLE_HALT:
- p = "MESSAGE=System is halting.";
+ } else if (streq(unit_name, SPECIAL_HALT_TARGET)) {
+ p = "MESSAGE=System is halting";
q = "SHUTDOWN=halt";
- break;
- case HANDLE_REBOOT:
- p = "MESSAGE=System is rebooting.";
+ } else if (streq(unit_name, SPECIAL_REBOOT_TARGET)) {
+ p = "MESSAGE=System is rebooting";
q = "SHUTDOWN=reboot";
- break;
- case HANDLE_KEXEC:
- p = "MESSAGE=System is rebooting with kexec.";
+ } else if (streq(unit_name, SPECIAL_KEXEC_TARGET)) {
+ p = "MESSAGE=System is rebooting with kexec";
q = "SHUTDOWN=kexec";
- break;
- default:
- p = "MESSAGE=System is shutting down.";
+ } else {
+ p = "MESSAGE=System is shutting down";
q = NULL;
- break;
}
+#else
+ HandleAction action) {
+
+ const char *p, *q;
+
+ assert(m);
+
+ if (w != INHIBIT_SHUTDOWN)
+ return 0;
+
+ switch (action) {
+ case HANDLE_POWEROFF:
+ p = "MESSAGE=System is powering down.";
+ q = "SHUTDOWN=power-off";
+ break;
+ case HANDLE_HALT:
+ p = "MESSAGE=System is halting.";
+ q = "SHUTDOWN=halt";
+ break;
+ case HANDLE_REBOOT:
+ p = "MESSAGE=System is rebooting.";
+ q = "SHUTDOWN=reboot";
+ break;
+ case HANDLE_KEXEC:
+ p = "MESSAGE=System is rebooting with kexec.";
+ q = "SHUTDOWN=kexec";
+ break;
+ default:
+ p = "MESSAGE=System is shutting down.";
+ q = NULL;
+ }
+#endif // 0
+ if (isempty(m->wall_message))
+ p = strjoina(p, ".");
+ else
+ p = strjoina(p, " (", m->wall_message, ").");
return log_struct(LOG_NOTICE,
LOG_MESSAGE_ID(SD_MESSAGE_SHUTDOWN),
return r;
}
-static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) {
-
- static const char * const signal_name[_INHIBIT_WHAT_MAX] = {
- [INHIBIT_SHUTDOWN] = "PrepareForShutdown",
- [INHIBIT_SLEEP] = "PrepareForSleep"
- };
-
- int active = _active;
-
- assert(m);
- assert(w >= 0);
- assert(w < _INHIBIT_WHAT_MAX);
- assert(signal_name[w]);
-
- return sd_bus_emit_signal(m->bus,
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- signal_name[w],
- "b",
- active);
+static void reset_scheduled_shutdown(Manager *m) {
+ 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);
+ m->scheduled_shutdown_type = mfree(m->scheduled_shutdown_type);
+ m->scheduled_shutdown_timeout = 0;
+ m->shutdown_dry_run = false;
+
+ if (m->unlink_nologin) {
+ (void) unlink("/run/nologin");
+ m->unlink_nologin = false;
+ }
}
static int execute_shutdown_or_sleep(
InhibitWhat w,
HandleAction action,
sd_bus_error *error) {
+
+#if 0 /// elogind does not need these, we do it ourselves
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
+ char *c = NULL;
+ const char *p;
+#endif // 0
int r;
assert(m);
bus_manager_log_shutdown(m, w, action);
+#if 0 /// elogind does it directly without depending on systemd running the system
+ if (m->shutdown_dry_run) {
+ log_info("Running in dry run, suppressing action.");
+ reset_scheduled_shutdown(m);
+ } else {
+ r = sd_bus_call_method(
+ m->bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ error,
+ &reply,
+ "ss", unit_name, "replace-irreversibly");
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_read(reply, "o", &p);
+ if (r < 0)
+ return r;
+
+ c = strdup(p);
+ if (!c)
+ return -ENOMEM;
+
+ m->action_unit = unit_name;
+ free(m->action_job);
+ m->action_job = c;
+ m->action_what = w;
+ }
+#else
r = shutdown_or_sleep(m, action);
+
+ /* no more pending actions, whether this failed or not */
+ m->pending_action = HANDLE_IGNORE;
+ m->action_what = 0;
if (r < 0)
return r;
+#endif // 0
- if (w == INHIBIT_SLEEP)
- /* And we're back. */
- send_prepare_for(m, w, false);
-
- m->action_what = 0;
-
- /* Make sure the lid switch is ignored for a while (?) */
+ /* Make sure the lid switch is ignored for a while */
manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + m->holdoff_timeout_usec);
return 0;
}
+int manager_dispatch_delayed(Manager *manager, bool timeout) {
+
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ Inhibitor *offending = NULL;
+ int r;
+
+ assert(manager);
+
+ if ( (0 == manager->action_what) || (HANDLE_IGNORE == manager->pending_action) )
+ 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->pending_action, &error);
+ if (r < 0) {
+ log_warning("Failed to send delayed message: %s", bus_error_message(&error, r));
+
+ manager->pending_action = HANDLE_IGNORE;
+ 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,
HandleAction action) {
+ int r;
+ usec_t timeout_val;
+
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
- m->action_timestamp = now(CLOCK_MONOTONIC);
+ 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->pending_action = action;
m->action_what = w;
return 0;
}
+static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) {
+
+ static const char * const signal_name[_INHIBIT_WHAT_MAX] = {
+ [INHIBIT_SHUTDOWN] = "PrepareForShutdown",
+ [INHIBIT_SLEEP] = "PrepareForSleep"
+ };
+
+ int active = _active;
+
+ assert(m);
+ assert(w >= 0);
+ assert(w < _INHIBIT_WHAT_MAX);
+ assert(signal_name[w]);
+
+ return sd_bus_emit_signal(m->bus,
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ signal_name[w],
+ "b",
+ active);
+}
+
int bus_manager_shutdown_or_sleep_now_or_later(
Manager *m,
HandleAction action,
return r;
}
-static int method_do_shutdown_or_sleep(
+static int verify_shutdown_creds(
Manager *m,
sd_bus_message *message,
- HandleAction sleep_action,
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;
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
bool multiple_sessions, blocked;
- int interactive, r;
uid_t uid;
+ int r;
assert(m);
assert(message);
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);
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds);
if (r < 0)
return r;
multiple_sessions = r > 0;
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
- if (multiple_sessions) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, UID_INVALID, &m->polkit_registry, error);
+ if (multiple_sessions && action_multiple_sessions) {
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, interactive, 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 */
}
- if (blocked) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, UID_INVALID, &m->polkit_registry, error);
+ if (blocked && action_ignore_inhibit) {
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, interactive, 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 */
}
- if (!multiple_sessions && !blocked) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, UID_INVALID, &m->polkit_registry, error);
+ if (!multiple_sessions && !blocked && action) {
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, NULL, interactive, 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 */
}
+ return 0;
+}
+
+static int method_do_shutdown_or_sleep(
+ Manager *m,
+ sd_bus_message *message,
+ HandleAction sleep_action,
+ 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(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(m, 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, sleep_action, w, error);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_poweroff(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_poweroff(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_reboot(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_suspend(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 method_hibernate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *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_atomic_label("/run/nologin", "System is going down.");
+ 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) {
+ _cleanup_free_ char *temp_path = NULL;
+ _cleanup_fclose_ FILE *f = NULL;
+ int r;
+
+ 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");
+
+ 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)) {
+ _cleanup_free_ char *t;
+
+ t = cescape(m->wall_message);
+ if (!t) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
+ fprintf(f, "WALL_MESSAGE=%s\n", t);
+ }
+
+ r = fflush_and_check(f);
+ if (r < 0)
+ goto fail;
+
+ if (rename(temp_path, "/run/systemd/shutdown/scheduled") < 0) {
+ r = -errno;
+ goto fail;
+ }
+
+ return 0;
+
+fail:
+ (void) unlink(temp_path);
+ (void) unlink("/run/systemd/shutdown/scheduled");
+
+ return log_error_errno(r, "Failed to write information about scheduled shutdowns: %m");
+}
+
+static int manager_scheduled_shutdown_handler(
+ sd_event_source *s,
+ uint64_t usec,
+ void *userdata) {
+
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ Manager *m = userdata;
+ HandleAction action;
+ int r;
+
+ assert(m);
+
+ if (isempty(m->scheduled_shutdown_type))
+ return 0;
+
+ if (streq(m->scheduled_shutdown_type, "halt"))
+ action = HANDLE_HALT;
+ else if (streq(m->scheduled_shutdown_type, "poweroff"))
+ action = HANDLE_POWEROFF;
+ else
+ action = HANDLE_REBOOT;
+
+ r = execute_shutdown_or_sleep(m, 0, action, &error);
+ if (r < 0)
+ return log_error_errno(r, "Unable to execute transition to %s: %m", m->scheduled_shutdown_type);
+
+ return 0;
+}
+
+static int method_schedule_shutdown(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ _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;
+ 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 (startswith(type, "dry-")) {
+ type += 4;
+ m->shutdown_dry_run = true;
+ }
+
+ 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.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 = 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 = NULL;
+
+ (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();
+ }
+ }
+
+#if 0 /// elogind does not support utmp-wtmp
+ r = manager_setup_wall_message_timer(m);
+ if (r < 0)
+ return r;
+#endif // 0
+
+ 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;
+ reset_scheduled_shutdown(m);
+
+#if 0 /// elogind does not support utmp-wtmp
+ if (cancelled) {
+ _cleanup_(sd_bus_creds_unrefp) 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",
+ uid_to_name(uid), tty, logind_wall_tty_filter, m);
+ }
+#endif // 0
+
+ return sd_bus_reply_method_return(message, "b", cancelled);
+}
+
+static int method_hibernate(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_hybrid_sleep(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);
}
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;
assert(action_ignore_inhibit);
if (sleep_verb) {
- r = can_sleep(sleep_verb);
+ r = can_sleep(m, sleep_verb);
if (r < 0)
return r;
if (r == 0)
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_test_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, 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_test_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, 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_test_polkit(message, CAP_SYS_BOOT, action, NULL, 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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_poweroff(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_reboot(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_suspend(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_hibernate(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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_can_hybrid_sleep(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Manager *m = userdata;
return method_can_shutdown_or_sleep(
sd_bus_message *reply,
void *userdata,
sd_bus_error *error) {
+#if 0 /// elogind does not support EFI
int r;
assert(bus);
return r;
return sd_bus_message_append(reply, "b", r > 0);
+#else
+ return sd_bus_message_append(reply, "b", -EOPNOTSUPP);
+#endif // 0
}
static int method_set_reboot_to_firmware_setup(
- sd_bus *bus,
sd_bus_message *message,
void *userdata,
sd_bus_error *error) {
int b, r;
Manager *m = userdata;
- assert(bus);
assert(message);
assert(m);
r = bus_verify_polkit_async(message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.set-reboot-to-firmware-setup",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
+#if 0 /// elogind does not support EFI
r = efi_set_reboot_to_firmware(b);
if (r < 0)
return r;
+#endif // 0
return sd_bus_reply_method_return(message, NULL);
}
static int method_can_reboot_to_firmware_setup(
- sd_bus *bus,
sd_bus_message *message,
void *userdata,
sd_bus_error *error) {
+#if 0 /// elogind does not support EFI
int r;
bool challenge;
const char *result;
Manager *m = userdata;
- assert(bus);
assert(message);
assert(m);
r = bus_test_polkit(message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.set-reboot-to-firmware-setup",
+ NULL,
UID_INVALID,
&challenge,
error);
result = "no";
return sd_bus_reply_method_return(message, "s", result);
+#else
+ return sd_bus_reply_method_return(message, "s", "na");
+#endif // 0
}
-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;
+static int method_set_wall_message(
+ sd_bus_message *message,
+ void *userdata,
+ sd_bus_error *error) {
+
+ int r;
+ Manager *m = userdata;
+ char *wall_message;
+ int enable_wall_messages;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "sb", &wall_message, &enable_wall_messages);
+ if (r < 0)
+ return r;
+
+ r = bus_verify_polkit_async(message,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.login1.set-wall-message",
+ NULL,
+ false,
+ UID_INVALID,
+ &m->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
+ if (isempty(wall_message))
+ m->wall_message = mfree(m->wall_message);
+ else {
+ r = free_and_strdup(&m->wall_message, wall_message);
+ if (r < 0)
+ return log_oom();
+ }
+
+ m->enable_wall_messages = enable_wall_messages;
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _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;
uid_t uid;
int r;
- assert(bus);
assert(message);
assert(m);
w == INHIBIT_HANDLE_SUSPEND_KEY ? "org.freedesktop.login1.inhibit-handle-suspend-key" :
w == INHIBIT_HANDLE_HIBERNATE_KEY ? "org.freedesktop.login1.inhibit-handle-hibernate-key" :
"org.freedesktop.login1.inhibit-handle-lid-switch",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
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 {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "%lu", ++m->inhibit_counter) < 0)
return -ENOMEM;
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("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_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),
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_METHOD("SetWallMessage", "sb", NULL, method_set_wall_message, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_SIGNAL("SessionNew", "so", 0),
SD_BUS_SIGNAL("SessionRemoved", "so", 0),
SD_BUS_VTABLE_END
};
+#if 0 /// UNNEEDED by elogind
+static int session_jobs_reply(Session *s, const char *unit, const char *result) {
+ int r = 0;
+
+ assert(s);
+ assert(unit);
+
+ if (!s->started)
+ return r;
+
+ if (streq(result, "done"))
+ r = session_send_create_reply(s, NULL);
+ else {
+ _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);
+ }
+
+ return r;
+}
+
+int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ const char *path, *result, *unit;
+ Manager *m = userdata;
+ Session *session;
+ uint32_t id;
+ User *user;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ if (m->action_job && streq(m->action_job, path)) {
+ log_info("Operation '%s' finished.", inhibit_what_to_string(m->action_what));
+
+ /* Tell people that they now may take a lock again */
+ send_prepare_for(m, m->action_what, false);
+
+ m->action_job = mfree(m->action_job);
+ m->action_unit = NULL;
+ m->action_what = 0;
+ return 0;
+ }
+
+ session = hashmap_get(m->session_units, unit);
+ 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_save(session->user);
+ session_add_to_gc_queue(session);
+ }
+
+ user = hashmap_get(m->user_units, unit);
+ 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);
+
+ if (streq_ptr(path, user->slice_job))
+ user->slice_job = mfree(user->slice_job);
+
+ LIST_FOREACH(sessions_by_user, session, user->sessions)
+ session_jobs_reply(session, unit, result);
+
+ user_save(user);
+ user_add_to_gc_queue(user);
+ }
+
+ return 0;
+}
+
+int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ const char *path, *unit;
+ Manager *m = userdata;
+ Session *session;
+ User *user;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "so", &unit, &path);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ session = hashmap_get(m->session_units, unit);
+ if (session)
+ session_add_to_gc_queue(session);
+
+ user = hashmap_get(m->user_units, unit);
+ if (user)
+ user_add_to_gc_queue(user);
+
+ return 0;
+}
+
+int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_free_ char *unit = NULL;
+ Manager *m = userdata;
+ const char *path;
+ Session *session;
+ User *user;
+ int r;
+
+ assert(message);
+ assert(m);
+
+ path = sd_bus_message_get_path(message);
+ if (!path)
+ return 0;
+
+ r = unit_name_from_dbus_path(path, &unit);
+ if (r == -EINVAL) /* not a unit */
+ return 0;
+ if (r < 0) {
+ log_oom();
+ return 0;
+ }
+
+ session = hashmap_get(m->session_units, unit);
+ if (session)
+ session_add_to_gc_queue(session);
+
+ user = hashmap_get(m->user_units, unit);
+ if (user)
+ user_add_to_gc_queue(user);
+
+ return 0;
+}
+
+int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ Session *session;
+ Iterator i;
+ int b, r;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "b", &b);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ if (b)
+ return 0;
+
+ /* systemd finished reloading, let's recheck all our sessions */
+ log_debug("System manager has been reloaded, rechecking sessions...");
+
+ HASHMAP_FOREACH(session, m->sessions, i)
+ session_add_to_gc_queue(session);
+
+ return 0;
+}
+#endif // 0
+
int manager_send_changed(Manager *manager, const char *property, ...) {
char **l;
l);
}
-int manager_dispatch_delayed(Manager *manager) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- Inhibitor *offending = NULL;
+#if 0 /// UNNEEDED by elogind
+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,
+ const char *description,
+ const char *after,
+ const char *after2,
+ uint64_t tasks_max,
+ sd_bus_error *error,
+ char **job) {
+
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
int r;
assert(manager);
+ assert(slice);
- if (manager->action_what == 0)
- return 0;
+ r = sd_bus_message_new_method_call(
+ manager->bus,
+ &m,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartTransientUnit");
+ if (r < 0)
+ return r;
- /* Continue delay? */
- if (manager_is_inhibited(manager, manager->action_what, INHIBIT_DELAY, NULL, false, false, 0, &offending)) {
- _cleanup_free_ char *comm = NULL, *u = NULL;
+ r = sd_bus_message_append(m, "ss", strempty(slice), "fail");
+ if (r < 0)
+ return r;
- get_process_comm(offending->pid, &comm);
- u = uid_to_name(offending->uid);
+ r = sd_bus_message_open_container(m, 'a', "(sv)");
+ if (r < 0)
+ return r;
+
+ if (!isempty(description)) {
+ r = sd_bus_message_append(m, "(sv)", "Description", "s", description);
+ if (r < 0)
+ return r;
+ }
+
+ if (!isempty(after)) {
+ r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after);
+ if (r < 0)
+ return r;
+ }
+
+ if (!isempty(after2)) {
+ r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after2);
+ if (r < 0)
+ return r;
+ }
+
+ r = sd_bus_message_append(m, "(sv)", "TasksMax", "t", tasks_max);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(m, "a(sa(sv))", 0);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_call(manager->bus, m, 0, error, &reply);
+ if (r < 0)
+ return r;
+
+ if (job)
+ return strdup_job(reply, job);
+ return 1;
+}
+
+int manager_start_scope(
+ Manager *manager,
+ const char *scope,
+ pid_t pid,
+ const char *slice,
+ const char *description,
+ const char *after,
+ const char *after2,
+ uint64_t tasks_max,
+ sd_bus_error *error,
+ char **job) {
+
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
+ int r;
+
+ assert(manager);
+ assert(scope);
+ assert(pid > 1);
- if (manager->action_timestamp + manager->inhibit_delay_max > now(CLOCK_MONOTONIC))
+ r = sd_bus_message_new_method_call(
+ manager->bus,
+ &m,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartTransientUnit");
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(m, "ss", strempty(scope), "fail");
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_open_container(m, 'a', "(sv)");
+ if (r < 0)
+ return r;
+
+ if (!isempty(slice)) {
+ r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice);
+ if (r < 0)
+ return r;
+ }
+
+ if (!isempty(description)) {
+ r = sd_bus_message_append(m, "(sv)", "Description", "s", description);
+ if (r < 0)
+ return r;
+ }
+
+ if (!isempty(after)) {
+ r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after);
+ if (r < 0)
+ return r;
+ }
+
+ if (!isempty(after2)) {
+ r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after2);
+ if (r < 0)
+ return r;
+ }
+
+ /* cgroup empty notification is not available in containers
+ * currently. To make this less problematic, let's shorten the
+ * stop timeout for sessions, so that we don't wait
+ * forever. */
+
+ /* Make sure that the session shells are terminated with
+ * SIGHUP since bash and friends tend to ignore SIGTERM */
+ r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", true);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, pid);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(m, "(sv)", "TasksMax", "t", tasks_max);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_append(m, "a(sa(sv))", 0);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_call(manager->bus, m, 0, error, &reply);
+ if (r < 0)
+ return r;
+
+ if (job)
+ return strdup_job(reply, job);
+ return 1;
+}
+
+int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) {
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
+ int r;
+
+ assert(manager);
+ assert(unit);
+
+ r = sd_bus_call_method(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ error,
+ &reply,
+ "ss", unit, "replace");
+ if (r < 0)
+ return r;
+
+ if (job)
+ return strdup_job(reply, job);
+ return 1;
+}
+
+int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) {
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
+ int r;
+
+ assert(manager);
+ assert(unit);
+
+ r = sd_bus_call_method(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StopUnit",
+ error,
+ &reply,
+ "ss", unit, "fail");
+ if (r < 0) {
+ 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;
+
+ sd_bus_error_free(error);
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));
+ return r;
}
- /* Actually do the operation */
- r = execute_shutdown_or_sleep(manager, manager->action_what, manager->pending_action, &error);
+ if (job)
+ return strdup_job(reply, job);
+ return 1;
+}
+
+int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *error) {
+ _cleanup_free_ char *path = NULL;
+ int r;
+
+ assert(manager);
+ assert(scope);
+
+ path = unit_dbus_path_from_name(scope);
+ if (!path)
+ return -ENOMEM;
+
+ r = sd_bus_call_method(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Scope",
+ "Abandon",
+ error,
+ NULL,
+ NULL);
if (r < 0) {
- log_warning("Failed to send delayed message: %s", bus_error_message(&error, r));
+ if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT) ||
+ sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED) ||
+ sd_bus_error_has_name(error, BUS_ERROR_SCOPE_NOT_RUNNING)) {
+ sd_bus_error_free(error);
+ return 0;
+ }
- manager->pending_action = HANDLE_IGNORE;
- manager->action_what = 0;
return r;
}
return 1;
}
+
+int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error) {
+ assert(manager);
+ assert(unit);
+
+ return sd_bus_call_method(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "KillUnit",
+ error,
+ NULL,
+ "ssi", unit, who == KILL_LEADER ? "main" : "all", signo);
+}
+
+int manager_unit_is_active(Manager *manager, const char *unit) {
+ _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;
+
+ assert(manager);
+ assert(unit);
+
+ path = unit_dbus_path_from_name(unit);
+ if (!path)
+ return -ENOMEM;
+
+ r = sd_bus_get_property(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Unit",
+ "ActiveState",
+ &error,
+ &reply,
+ "s");
+ if (r < 0) {
+ /* systemd might have droppped off momentarily, let's
+ * not make this an error */
+ if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) ||
+ sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED))
+ return true;
+
+ /* If the unit is already unloaded then it's not
+ * active */
+ if (sd_bus_error_has_name(&error, BUS_ERROR_NO_SUCH_UNIT) ||
+ sd_bus_error_has_name(&error, BUS_ERROR_LOAD_FAILED))
+ return false;
+
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "s", &state);
+ if (r < 0)
+ return -EINVAL;
+
+ return !streq(state, "inactive") && !streq(state, "failed");
+}
+
+int manager_job_is_active(Manager *manager, const char *path) {
+ _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);
+ assert(path);
+
+ r = sd_bus_get_property(
+ manager->bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Job",
+ "State",
+ &error,
+ &reply,
+ "s");
+ if (r < 0) {
+ if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) ||
+ sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED))
+ return true;
+
+ if (sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_OBJECT))
+ return false;
+
+ return r;
+ }
+
+ /* We don't actually care about the state really. The fact
+ * that we could read the job state is enough for us */
+
+ return true;
+}
+#endif // 0
~ianmdlvl / elogind.git / blobdiff