chiark / gitweb /
logind: unify how we cast between uid_t and pointers for hashmap keys
[elogind.git] / src / login / logind-dbus.c
index 4745961..bc985a3 100644 (file)
@@ -23,7 +23,6 @@
 #include <string.h>
 #include <unistd.h>
 #include <pwd.h>
-#include <sys/capability.h>
 
 #include "sd-id128.h"
 #include "sd-messages.h"
 #include "audit.h"
 #include "bus-util.h"
 #include "bus-error.h"
-#include "logind.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
 #include "udev-util.h"
+#include "selinux-util.h"
+#include "logind.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;
+        Session *session;
+        int r;
+
+        assert(m);
+        assert(message);
+        assert(ret);
+
+        if (isempty(name)) {
+                r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_SESSION|SD_BUS_CREDS_AUGMENT, &creds);
+                if (r < 0)
+                        return r;
+
+                r = sd_bus_creds_get_session(creds, &name);
+                if (r < 0)
+                        return r;
+        }
+
+        session = hashmap_get(m->sessions, name);
+        if (!session)
+                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+
+        *ret = session;
+        return 0;
+}
+
+int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret) {
+        User *user;
+        int r;
+
+        assert(m);
+        assert(message);
+        assert(ret);
+
+        if (uid == UID_INVALID) {
+                _cleanup_bus_creds_unref_ 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;
+
+                r = sd_bus_creds_get_owner_uid(creds, &uid);
+                if (r < 0)
+                        return r;
+        }
+
+        user = hashmap_get(m->users, UID_TO_PTR(uid));
+        if (!user)
+                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, "No user "UID_FMT" known or logged in", uid);
+
+        *ret = user;
+        return 0;
+}
+
+int manager_get_seat_from_creds(Manager *m, sd_bus_message *message, const char *name, sd_bus_error *error, Seat **ret) {
+        Seat *seat;
+        int r;
+
+        assert(m);
+        assert(message);
+        assert(ret);
+
+        if (isempty(name)) {
+                Session *session;
+
+                r = manager_get_session_from_creds(m, message, NULL, error, &session);
+                if (r < 0)
+                        return r;
+
+                seat = session->seat;
+
+                if (!seat)
+                        return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "Session has no seat.");
+        } else {
+                seat = hashmap_get(m->seats, name);
+                if (!seat)
+                        return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "No seat '%s' known", name);
+        }
+
+        *ret = seat;
+        return 0;
+}
 
 static int property_get_idle_hint(
                 sd_bus *bus,
@@ -131,6 +216,7 @@ static int property_get_preparing(
 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) {
+        _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
         _cleanup_free_ char *p = NULL;
         Manager *m = userdata;
         const char *name;
@@ -145,9 +231,9 @@ static int method_get_session(sd_bus *bus, sd_bus_message *message, void *userda
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
         p = session_bus_path(session);
         if (!p)
@@ -173,23 +259,18 @@ static int method_get_session_by_pid(sd_bus *bus, sd_bus_message *message, void
         if (r < 0)
                 return r;
 
-        if (pid == 0) {
-                _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
-
-                r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds);
+        if (pid <= 0) {
+                r = manager_get_session_from_creds(m, message, NULL, error, &session);
                 if (r < 0)
                         return r;
-
-                r = sd_bus_creds_get_pid(creds, &pid);
+        } else {
+                r = manager_get_session_by_pid(m, pid, &session);
                 if (r < 0)
                         return r;
-        }
 
-        r = manager_get_session_by_pid(m, pid, &session);
-        if (r < 0)
-                return r;
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SESSION_FOR_PID, "PID %lu does not belong to any known session", (unsigned long) pid);
+                if (!session)
+                        return sd_bus_error_setf(error, BUS_ERROR_NO_SESSION_FOR_PID, "PID "PID_FMT" does not belong to any known session", pid);
+        }
 
         p = session_bus_path(session);
         if (!p)
@@ -213,9 +294,9 @@ static int method_get_user(sd_bus *bus, sd_bus_message *message, void *userdata,
         if (r < 0)
                 return r;
 
-        user = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid));
-        if (!user)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, "No user '%lu' known or logged in", (unsigned long) uid);
+        r = manager_get_user_from_creds(m, message, uid, error, &user);
+        if (r < 0)
+                return r;
 
         p = user_bus_path(user);
         if (!p)
@@ -241,24 +322,18 @@ static int method_get_user_by_pid(sd_bus *bus, sd_bus_message *message, void *us
         if (r < 0)
                 return r;
 
-        if (pid == 0) {
-                _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
-
-                r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds);
+        if (pid <= 0) {
+                r = manager_get_user_from_creds(m, message, UID_INVALID, error, &user);
                 if (r < 0)
                         return r;
-
-                r = sd_bus_creds_get_pid(creds, &pid);
+        } else {
+                r = manager_get_user_by_pid(m, pid, &user);
                 if (r < 0)
                         return r;
+                if (!user)
+                        return sd_bus_error_setf(error, BUS_ERROR_NO_USER_FOR_PID, "PID "PID_FMT" does not belong to any known or logged in user", pid);
         }
 
-        r = manager_get_user_by_pid(m, pid, &user);
-        if (r < 0)
-                return r;
-        if (!user)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_USER_FOR_PID, "PID %lu does not belong to any known or logged in user", (unsigned long) pid);
-
         p = user_bus_path(user);
         if (!p)
                 return -ENOMEM;
@@ -281,9 +356,9 @@ static int method_get_seat(sd_bus *bus, sd_bus_message *message, void *userdata,
         if (r < 0)
                 return r;
 
-        seat = hashmap_get(m->seats, name);
-        if (!seat)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "No seat '%s' known", name);
+        r = manager_get_seat_from_creds(m, message, name, error, &seat);
+        if (r < 0)
+                return r;
 
         p = seat_bus_path(seat);
         if (!p)
@@ -570,8 +645,6 @@ static int method_create_session(sd_bus *bus, sd_bus_message *message, void *use
                 if (r < 0)
                         return r;
 
-                assert_cc(sizeof(uint32_t) == sizeof(pid_t));
-
                 r = sd_bus_creds_get_pid(creds, (pid_t*) &leader);
                 if (r < 0)
                         return r;
@@ -594,6 +667,17 @@ static int method_create_session(sd_bus *bus, sd_bus_message *message, void *use
                 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,
@@ -610,7 +694,7 @@ static int method_create_session(sd_bus *bus, sd_bus_message *message, void *use
         if (audit_id > 0) {
                 /* Keep our session IDs and the audit session IDs in sync */
 
-                if (asprintf(&id, "%lu", (unsigned long) audit_id) < 0)
+                if (asprintf(&id, "%"PRIu32, audit_id) < 0)
                         return -ENOMEM;
 
                 /* Wut? There's already a session by this name and we
@@ -716,7 +800,7 @@ static int method_create_session(sd_bus *bus, sd_bus_message *message, void *use
 
         /* Now, let's wait until the slice unit and stuff got
          * created. We send the reply back from
-         * session_send_create_reply().*/
+         * session_send_create_reply(). */
 
         return 1;
 
@@ -744,19 +828,11 @@ static int method_release_session(sd_bus *bus, sd_bus_message *message, void *us
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
-        /* We use the FIFO to detect stray sessions where the process
-           invoking PAM dies abnormally. We need to make sure that
-           that process is not killed if at the clean end of the
-           session it closes the FIFO. Hence, with this call
-           explicitly turn off the FIFO logic, so that the PAM code
-           can finish clean up on its own */
-        session_remove_fifo(session);
-        session_save(session);
-        user_save(session->user);
+        session_release(session);
 
         return sd_bus_reply_method_return(message, NULL);
 }
@@ -775,9 +851,9 @@ static int method_activate_session(sd_bus *bus, sd_bus_message *message, void *u
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
         r = session_activate(session);
         if (r < 0)
@@ -804,13 +880,13 @@ static int method_activate_session_on_seat(sd_bus *bus, sd_bus_message *message,
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, session_name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", session_name);
+        r = manager_get_session_from_creds(m, message, session_name, error, &session);
+        if (r < 0)
+                return r;
 
-        seat = hashmap_get(m->seats, seat_name);
-        if (!seat)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "No seat '%s' known", seat_name);
+        r = manager_get_seat_from_creds(m, message, seat_name, error, &seat);
+        if (r < 0)
+                return r;
 
         if (session->seat != seat)
                 return sd_bus_error_setf(error, BUS_ERROR_SESSION_NOT_ON_SEAT, "Session %s not on seat %s", session_name, seat_name);
@@ -836,9 +912,9 @@ static int method_lock_session(sd_bus *bus, sd_bus_message *message, void *userd
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
         r = session_send_lock(session, streq(sd_bus_message_get_member(message), "LockSession"));
         if (r < 0)
@@ -863,6 +939,7 @@ static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *user
 }
 
 static int method_kill_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+        _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
         const char *name, *swho;
         Manager *m = userdata;
         Session *session;
@@ -889,9 +966,9 @@ static int method_kill_session(sd_bus *bus, sd_bus_message *message, void *userd
         if (signo <= 0 || signo >= _NSIG)
                 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid signal %i", signo);
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
         r = session_kill(session, who, signo);
         if (r < 0)
@@ -918,9 +995,9 @@ static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata
         if (signo <= 0 || signo >= _NSIG)
                 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid signal %i", signo);
 
-        user = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid));
-        if (!user)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, "No user '%lu' known or logged in", (unsigned long) uid);
+        r = manager_get_user_from_creds(m, message, uid, error, &user);
+        if (r < 0)
+                return r;
 
         r = user_kill(user, signo);
         if (r < 0)
@@ -930,6 +1007,7 @@ static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata
 }
 
 static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+        _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
         Manager *m = userdata;
         const char *name;
         Session *session;
@@ -943,11 +1021,11 @@ static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void *
         if (r < 0)
                 return r;
 
-        session = hashmap_get(m->sessions, name);
-        if (!session)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name);
+        r = manager_get_session_from_creds(m, message, name, error, &session);
+        if (r < 0)
+                return r;
 
-        r = session_stop(session);
+        r = session_stop(session, true);
         if (r < 0)
                 return r;
 
@@ -968,11 +1046,11 @@ static int method_terminate_user(sd_bus *bus, sd_bus_message *message, void *use
         if (r < 0)
                 return r;
 
-        user = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid));
-        if (!user)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, "No user '%lu' known or logged in", (unsigned long) uid);
+        r = manager_get_user_from_creds(m, message, uid, error, &user);
+        if (r < 0)
+                return r;
 
-        r = user_stop(user);
+        r = user_stop(user, true);
         if (r < 0)
                 return r;
 
@@ -993,11 +1071,11 @@ static int method_terminate_seat(sd_bus *bus, sd_bus_message *message, void *use
         if (r < 0)
                 return r;
 
-        seat = hashmap_get(m->seats, name);
-        if (!seat)
-                return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "No seat '%s' known", name);
+        r = manager_get_seat_from_creds(m, message, name, error, &seat);
+        if (r < 0)
+                return r;
 
-        r = seat_stop_sessions(seat);
+        r = seat_stop_sessions(seat, true);
         if (r < 0)
                 return r;
 
@@ -1021,18 +1099,31 @@ static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *us
         if (r < 0)
                 return r;
 
+        if (uid == UID_INVALID) {
+                _cleanup_bus_creds_unref_ 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;
+
+                r = sd_bus_creds_get_owner_uid(creds, &uid);
+                if (r < 0)
+                        return r;
+        }
+
         errno = 0;
         pw = getpwuid(uid);
         if (!pw)
                 return errno ? -errno : -ENOENT;
 
-        r = bus_verify_polkit_async(bus,
-                                    &m->polkit_registry,
-                                    message,
-                                    "org.freedesktop.login1.set-user-linger",
-                                    interactive,
-                                    error,
-                                    method_set_user_linger, m);
+        r = bus_verify_polkit_async(
+                        message,
+                        CAP_SYS_ADMIN,
+                        "org.freedesktop.login1.set-user-linger",
+                        interactive,
+                        &m->polkit_registry,
+                        error);
         if (r < 0)
                 return r;
         if (r == 0)
@@ -1066,7 +1157,7 @@ static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *us
                 if (r < 0 && errno != ENOENT)
                         return -errno;
 
-                u = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid));
+                u = hashmap_get(m->users, UID_TO_PTR(uid));
                 if (u)
                         user_add_to_gc_queue(u);
         }
@@ -1140,7 +1231,7 @@ static int attach_device(Manager *m, const char *seat, const char *sysfs) {
                 return -ENOMEM;
 
         mkdir_p_label("/etc/udev/rules.d", 0755);
-        label_init("/etc");
+        mac_selinux_init("/etc");
         r = write_string_file_atomic_label(file, rule);
         if (r < 0)
                 return r;
@@ -1156,7 +1247,7 @@ static int flush_devices(Manager *m) {
         d = opendir("/etc/udev/rules.d");
         if (!d) {
                 if (errno != ENOENT)
-                        log_warning("Failed to open /etc/udev/rules.d: %m");
+                        log_warning_errno(errno, "Failed to open /etc/udev/rules.d: %m");
         } else {
                 struct dirent *de;
 
@@ -1172,7 +1263,7 @@ static int flush_devices(Manager *m) {
                                 continue;
 
                         if (unlinkat(dirfd(d), de->d_name, 0) < 0)
-                                log_warning("Failed to unlink %s: %m", de->d_name);
+                                log_warning_errno(errno, "Failed to unlink %s: %m", de->d_name);
                 }
         }
 
@@ -1198,13 +1289,13 @@ static int method_attach_device(sd_bus *bus, sd_bus_message *message, void *user
         if (!seat_name_is_valid(seat))
                 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Seat %s is not valid", seat);
 
-        r = bus_verify_polkit_async(bus,
-                                    &m->polkit_registry,
-                                    message,
-                                    "org.freedesktop.login1.attach-device",
-                                    interactive,
-                                    error,
-                                    method_attach_device, m);
+        r = bus_verify_polkit_async(
+                        message,
+                        CAP_SYS_ADMIN,
+                        "org.freedesktop.login1.attach-device",
+                        interactive,
+                        &m->polkit_registry,
+                        error);
         if (r < 0)
                 return r;
         if (r == 0)
@@ -1229,13 +1320,13 @@ static int method_flush_devices(sd_bus *bus, sd_bus_message *message, void *user
         if (r < 0)
                 return r;
 
-        r = bus_verify_polkit_async(bus,
-                                    &m->polkit_registry,
-                                    message,
-                                    "org.freedesktop.login1.flush-devices",
-                                    interactive,
-                                    error,
-                                    method_flush_devices, m);
+        r = bus_verify_polkit_async(
+                        message,
+                        CAP_SYS_ADMIN,
+                        "org.freedesktop.login1.flush-devices",
+                        interactive,
+                        &m->polkit_registry,
+                        error);
         if (r < 0)
                 return r;
         if (r == 0)
@@ -1297,9 +1388,56 @@ static int bus_manager_log_shutdown(
                 q = NULL;
         }
 
-        return log_struct(LOG_NOTICE, MESSAGE_ID(SD_MESSAGE_SHUTDOWN),
+        return log_struct(LOG_NOTICE,
+                          LOG_MESSAGE_ID(SD_MESSAGE_SHUTDOWN),
                           p,
-                          q, NULL);
+                          q,
+                          NULL);
+}
+
+static int lid_switch_ignore_handler(sd_event_source *e, uint64_t usec, void *userdata) {
+        Manager *m = userdata;
+
+        assert(e);
+        assert(m);
+
+        m->lid_switch_ignore_event_source = sd_event_source_unref(m->lid_switch_ignore_event_source);
+        return 0;
+}
+
+int manager_set_lid_switch_ignore(Manager *m, usec_t until) {
+        int r;
+
+        assert(m);
+
+        if (until <= now(CLOCK_MONOTONIC))
+                return 0;
+
+        /* We want to ignore the lid switch for a while after each
+         * suspend, and after boot-up. Hence let's install a timer for
+         * this. As long as the event source exists we ignore the lid
+         * switch. */
+
+        if (m->lid_switch_ignore_event_source) {
+                usec_t u;
+
+                r = sd_event_source_get_time(m->lid_switch_ignore_event_source, &u);
+                if (r < 0)
+                        return r;
+
+                if (until <= u)
+                        return 0;
+
+                r = sd_event_source_set_time(m->lid_switch_ignore_event_source, until);
+        } else
+                r = sd_event_add_time(
+                                m->event,
+                                &m->lid_switch_ignore_event_source,
+                                CLOCK_MONOTONIC,
+                                until, 0,
+                                lid_switch_ignore_handler, m);
+
+        return r;
 }
 
 static int execute_shutdown_or_sleep(
@@ -1345,6 +1483,9 @@ static int execute_shutdown_or_sleep(
         m->action_job = c;
         m->action_what = w;
 
+        /* Make sure the lid switch is ignored for a while */
+        manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + IGNORE_LID_SWITCH_SUSPEND_USEC);
+
         return 0;
 }
 
@@ -1481,24 +1622,27 @@ static int method_do_shutdown_or_sleep(
         blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
 
         if (multiple_sessions) {
-                r = bus_verify_polkit_async(m->bus, &m->polkit_registry, message,
-                                            action_multiple_sessions, interactive, error, method, m);
+                r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, &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(m->bus, &m->polkit_registry, message,
-                                            action_ignore_inhibit, interactive, error, method, m);
+                r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, &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(m->bus, &m->polkit_registry, message,
-                                            action, interactive, error, method, m);
+                r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, &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 = bus_manager_shutdown_or_sleep_now_or_later(m, unit_name, w, error);
@@ -1631,7 +1775,7 @@ static int method_can_shutdown_or_sleep(
         blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
 
         if (multiple_sessions) {
-                r = bus_verify_polkit(m->bus, message, action_multiple_sessions, false, &challenge, error);
+                r = bus_verify_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, false, &challenge, error);
                 if (r < 0)
                         return r;
 
@@ -1644,7 +1788,7 @@ static int method_can_shutdown_or_sleep(
         }
 
         if (blocked) {
-                r = bus_verify_polkit(m->bus, message, action_ignore_inhibit, false, &challenge, error);
+                r = bus_verify_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, false, &challenge, error);
                 if (r < 0)
                         return r;
 
@@ -1660,7 +1804,7 @@ static int method_can_shutdown_or_sleep(
                 /* If neither inhibit nor multiple sessions
                  * apply then just check the normal policy */
 
-                r = bus_verify_polkit(m->bus, message, action, false, &challenge, error);
+                r = bus_verify_polkit(message, CAP_SYS_BOOT, action, false, &challenge, error);
                 if (r < 0)
                         return r;
 
@@ -1780,7 +1924,7 @@ static int method_inhibit(sd_bus *bus, sd_bus_message *message, void *userdata,
         if (m->action_what & w)
                 return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, "The operation inhibition has been requested for is already running");
 
-        r = bus_verify_polkit_async(bus, &m->polkit_registry, message,
+        r = bus_verify_polkit_async(message, CAP_SYS_BOOT,
                                     w == INHIBIT_SHUTDOWN             ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-shutdown" : "org.freedesktop.login1.inhibit-delay-shutdown") :
                                     w == INHIBIT_SLEEP                ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-sleep"    : "org.freedesktop.login1.inhibit-delay-sleep") :
                                     w == INHIBIT_IDLE                 ? "org.freedesktop.login1.inhibit-block-idle" :
@@ -1788,7 +1932,7 @@ static int method_inhibit(sd_bus *bus, sd_bus_message *message, void *userdata,
                                     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",
-                                    false, error, method_inhibit, m);
+                                    false, &m->polkit_registry, error);
         if (r < 0)
                 return r;
         if (r == 0)
@@ -1865,6 +2009,7 @@ const sd_bus_vtable manager_vtable[] = {
         SD_BUS_PROPERTY("HandleSuspendKey", "s", property_get_handle_action, offsetof(Manager, handle_suspend_key), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("HandleHibernateKey", "s", property_get_handle_action, offsetof(Manager, handle_hibernate_key), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("HandleLidSwitch", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch), SD_BUS_VTABLE_PROPERTY_CONST),
+        SD_BUS_PROPERTY("HandleLidSwitchDocked", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch_docked), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("IdleAction", "s", property_get_handle_action, offsetof(Manager, idle_action), 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),
@@ -1919,6 +2064,27 @@ const sd_bus_vtable manager_vtable[] = {
         SD_BUS_VTABLE_END
 };
 
+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_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 *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
         const char *path, *result, *unit;
         Manager *m = userdata;
@@ -1958,18 +2124,9 @@ int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_b
                         session->scope_job = NULL;
                 }
 
-                if (session->started) {
-                        if (streq(result, "done"))
-                                session_send_create_reply(session, NULL);
-                        else {
-                                _cleanup_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);
-                                session_send_create_reply(session, &e);
-                        }
-                } else
-                        session_save(session);
+                session_jobs_reply(session, unit, result);
 
+                session_save(session);
                 session_add_to_gc_queue(session);
         }
 
@@ -1987,17 +2144,7 @@ int match_job_removed(sd_bus *bus, sd_bus_message *message, void *userdata, sd_b
                 }
 
                 LIST_FOREACH(sessions_by_user, session, user->sessions) {
-                        if (!session->started)
-                                continue;
-
-                        if (streq(result, "done"))
-                                session_send_create_reply(session, NULL);
-                        else {
-                                _cleanup_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);
-                                session_send_create_reply(session, &e);
-                        }
+                        session_jobs_reply(session, unit, result);
                 }
 
                 user_save(user);
@@ -2052,6 +2199,8 @@ int match_properties_changed(sd_bus *bus, sd_bus_message *message, void *userdat
                 return 0;
 
         r = unit_name_from_dbus_path(path, &unit);
+        if (r == -EINVAL) /* not a unit */
+                return 0;
         if (r < 0)
                 return r;
 
@@ -2160,9 +2309,9 @@ int manager_dispatch_delayed(Manager *manager) {
                 if (manager->action_timestamp + manager->inhibit_delay_max > now(CLOCK_MONOTONIC))
                         return 0;
 
-                log_info("Delay lock is active (UID %lu/%s, PID %lu/%s) but inhibitor timeout is reached.",
-                         (unsigned long) offending->uid, strna(u),
-                         (unsigned long) offending->pid, strna(comm));
+                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 */
@@ -2184,8 +2333,7 @@ int manager_start_scope(
                 pid_t pid,
                 const char *slice,
                 const char *description,
-                const char *after,
-                const char *kill_mode,
+                const char *after, const char *after2,
                 sd_bus_error *error,
                 char **job) {
 
@@ -2198,11 +2346,11 @@ int manager_start_scope(
 
         r = sd_bus_message_new_method_call(
                         manager->bus,
+                        &m,
                         "org.freedesktop.systemd1",
                         "/org/freedesktop/systemd1",
                         "org.freedesktop.systemd1.Manager",
-                        "StartTransientUnit",
-                        &m);
+                        "StartTransientUnit");
         if (r < 0)
                 return r;
 
@@ -2226,14 +2374,14 @@ int manager_start_scope(
                         return r;
         }
 
-        if (!isempty(description)) {
+        if (!isempty(after)) {
                 r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after);
                 if (r < 0)
                         return r;
         }
 
-        if (!isempty(kill_mode)) {
-                r = sd_bus_message_append(m, "(sv)", "KillMode", "s", kill_mode);
+        if (!isempty(after2)) {
+                r = sd_bus_message_append(m, "(sv)", "After", "as", 1, after2);
                 if (r < 0)
                         return r;
         }
@@ -2243,10 +2391,6 @@ int manager_start_scope(
          * stop timeout for sessions, so that we don't wait
          * forever. */
 
-        r = sd_bus_message_append(m, "(sv)", "TimeoutStopUSec", "t", 500 * USEC_PER_MSEC);
-        if (r < 0)
-                return r;
-
         /* 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);
@@ -2372,6 +2516,40 @@ int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, c
         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) {
+                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;
+                }
+
+                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);