+ r = bus_map_all_properties(bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ map,
+ &info);
+ if (r < 0)
+ return log_error_errno(r, "Could not get properties: %m");
+
+ print_pool_status_info(bus, &info);
+
+ free(info.path);
+ return 0;
+}
+
+
+static int show_image_properties(sd_bus *bus, const char *path, bool *new_line) {
+ int r;
+
+ assert(bus);
+ assert(path);
+ assert(new_line);
+
+ if (*new_line)
+ printf("\n");
+
+ *new_line = true;
+
+ r = bus_print_all_properties(bus, "org.freedesktop.machine1", path, arg_property, arg_all);
+ if (r < 0)
+ log_error_errno(r, "Could not get properties: %m");
+
+ return r;
+}
+
+static int show_image(int argc, char *argv[], void *userdata) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ bool properties, new_line = false;
+ sd_bus *bus = userdata;
+ int r = 0, i;
+
+ assert(bus);
+
+ properties = !strstr(argv[0], "status");
+
+ pager_open_if_enabled();
+
+ if (argc <= 1) {
+
+ /* If no argument is specified, inspect the manager
+ * itself */
+
+ if (properties)
+ r = show_image_properties(bus, "/org/freedesktop/machine1", &new_line);
+ else
+ r = show_pool_info(bus);
+ if (r < 0)
+ return r;
+ }
+
+ for (i = 1; i < argc; i++) {
+ const char *path = NULL;
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "GetImage",
+ &error,
+ &reply,
+ "s", argv[i]);
+ if (r < 0) {
+ log_error("Could not get path to image: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "o", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (properties)
+ r = show_image_properties(bus, path, &new_line);
+ else
+ r = show_image_info(bus, path, &new_line);
+ }
+
+ return r;
+}
+
+static int kill_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ if (!arg_kill_who)
+ arg_kill_who = "all";
+
+ for (i = 1; i < argc; i++) {
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "KillMachine",
+ &error,
+ NULL,
+ "ssi", argv[i], arg_kill_who, arg_signal);
+ if (r < 0) {
+ log_error("Could not kill machine: %s", bus_error_message(&error, -r));
+ return r;
+ }
+ }
+
+ return 0;
+}
+
+static int reboot_machine(int argc, char *argv[], void *userdata) {
+ arg_kill_who = "leader";
+ arg_signal = SIGINT; /* sysvinit + systemd */
+
+ return kill_machine(argc, argv, userdata);
+}
+
+static int poweroff_machine(int argc, char *argv[], void *userdata) {
+ arg_kill_who = "leader";
+ arg_signal = SIGRTMIN+4; /* only systemd */
+
+ return kill_machine(argc, argv, userdata);
+}
+
+static int terminate_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ for (i = 1; i < argc; i++) {
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "TerminateMachine",
+ &error,
+ NULL,
+ "s", argv[i]);
+ if (r < 0) {
+ log_error("Could not terminate machine: %s", bus_error_message(&error, -r));
+ return r;
+ }
+ }
+
+ return 0;
+}
+
+static int copy_files(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ bool copy_from;
+ int r;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ copy_from = streq(argv[0], "copy-from");
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ copy_from ? "CopyFromMachine" : "CopyToMachine",
+ &error,
+ NULL,
+ "sss",
+ argv[1],
+ argv[2],
+ argv[3]);
+ if (r < 0) {
+ log_error("Failed to copy: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int bind_mount(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "BindMountMachine",
+ &error,
+ NULL,
+ "sssbb",
+ argv[1],
+ argv[2],
+ argv[3],
+ arg_read_only,
+ arg_mkdir);
+ if (r < 0) {
+ log_error("Failed to bind mount: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int on_machine_removed(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
+ PTYForward ** forward = (PTYForward**) userdata;
+ int r;
+
+ assert(bus);
+ assert(m);
+ assert(forward);
+
+ if (*forward) {
+ /* If the forwarder is already initialized, tell it to
+ * exit on the next vhangup(), so that we still flush
+ * out what might be queued and exit then. */
+
+ r = pty_forward_set_ignore_vhangup(*forward, false);
+ if (r >= 0)
+ return 0;
+
+ log_error_errno(r, "Failed to set ignore_vhangup flag: %m");
+ }
+
+ /* On error, or when the forwarder is not initialized yet, quit immediately */
+ sd_event_exit(sd_bus_get_event(bus), EXIT_FAILURE);
+ return 0;
+}
+
+static int login_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_slot_unref_ sd_bus_slot *slot = NULL;
+ _cleanup_(pty_forward_freep) PTYForward *forward = NULL;
+ _cleanup_event_unref_ sd_event *event = NULL;
+ int master = -1, r, ret = 0;
+ sd_bus *bus = userdata;
+ const char *pty, *match;
+ char last_char = 0;
+ bool machine_died;
+
+ assert(bus);
+
+ if (arg_transport != BUS_TRANSPORT_LOCAL &&
+ arg_transport != BUS_TRANSPORT_MACHINE) {
+ log_error("Login only supported on local machines.");
+ return -ENOTSUP;
+ }
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_event_default(&event);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get event loop: %m");
+
+ r = sd_bus_attach_event(bus, event, 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to attach bus to event loop: %m");
+
+ match = strjoina("type='signal',"
+ "sender='org.freedesktop.machine1',"
+ "path='/org/freedesktop/machine1',",
+ "interface='org.freedesktop.machine1.Manager',"
+ "member='MachineRemoved',"
+ "arg0='",
+ argv[1],
+ "'");
+
+ r = sd_bus_add_match(bus, &slot, match, on_machine_removed, &forward);
+ if (r < 0)
+ return log_error_errno(r, "Failed to add machine removal match: %m");
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "OpenMachineLogin",
+ &error,
+ &reply,
+ "s", argv[1]);
+ if (r < 0) {
+ log_error("Failed to get machine PTY: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "hs", &master, &pty);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ sigprocmask_many(SIG_BLOCK, SIGWINCH, SIGTERM, SIGINT, -1);
+
+ log_info("Connected to machine %s. Press ^] three times within 1s to exit session.", argv[1]);
+
+ sd_event_add_signal(event, NULL, SIGINT, NULL, NULL);
+ sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL);
+
+ r = pty_forward_new(event, master, true, false, &forward);
+ if (r < 0)
+ return log_error_errno(r, "Failed to create PTY forwarder: %m");
+
+ r = sd_event_loop(event);
+ if (r < 0)
+ return log_error_errno(r, "Failed to run event loop: %m");
+
+ pty_forward_get_last_char(forward, &last_char);
+ machine_died = pty_forward_get_ignore_vhangup(forward) == 0;
+
+ forward = pty_forward_free(forward);
+
+ if (last_char != '\n')
+ fputc('\n', stdout);
+
+ if (machine_died)
+ log_info("Machine %s terminated.", argv[1]);
+ else
+ log_info("Connection to machine %s terminated.", argv[1]);
+
+ sd_event_get_exit_code(event, &ret);
+ return ret;
+}
+
+static int remove_image(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ for (i = 1; i < argc; i++) {
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "RemoveImage",
+ &error,
+ NULL,
+ "s", argv[i]);
+ if (r < 0) {
+ log_error("Could not remove image: %s", bus_error_message(&error, -r));
+ return r;
+ }
+ }
+
+ return 0;
+}
+
+static int rename_image(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "RenameImage",
+ &error,
+ NULL,
+ "ss", argv[1], argv[2]);
+ if (r < 0) {
+ log_error("Could not rename image: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int clone_image(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "CloneImage",
+ &error,
+ NULL,
+ "ssb", argv[1], argv[2], arg_read_only);
+ if (r < 0) {
+ log_error("Could not clone image: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int read_only_image(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus *bus = userdata;
+ int b = true, r;
+
+ if (argc > 2) {
+ b = parse_boolean(argv[2]);
+ if (b < 0) {
+ log_error("Failed to parse boolean argument: %s", argv[2]);
+ return -EINVAL;
+ }
+ }
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "MarkImageReadOnly",
+ &error,
+ NULL,
+ "sb", argv[1], b);
+ if (r < 0) {
+ log_error("Could not mark image read-only: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int start_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ r = bus_wait_for_jobs_new(bus, &w);
+ if (r < 0)
+ return log_oom();
+
+ for (i = 1; i < argc; i++) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ char *e = NULL, *unit = NULL;
+ const char *object;
+
+ if (!machine_name_is_valid(argv[i])) {
+ log_error("Invalid machine name %s.", argv[i]);
+ return -EINVAL;
+ }
+
+ e = unit_name_escape(argv[i]);
+ if (!e)
+ return log_oom();
+
+ unit = unit_name_build("systemd-nspawn", e, ".service");
+ if (!unit)
+ return log_oom();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ &error,
+ &reply,
+ "ss", unit, "fail");
+ if (r < 0) {
+ log_error("Failed to start unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "o", &object);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = bus_wait_for_jobs_add(w, object);
+ if (r < 0)
+ return log_oom();
+ }
+
+ r = bus_wait_for_jobs(w, arg_quiet);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+static int enable_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ int carries_install_info = 0;
+ const char *method = NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ polkit_agent_open_if_enabled();
+
+ method = streq(argv[0], "enable") ? "EnableUnitFiles" : "DisableUnitFiles";
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ &m,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ method);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_open_container(m, 'a', "s");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ for (i = 1; i < argc; i++) {
+ _cleanup_free_ char *e = NULL, *unit = NULL;
+
+ if (!machine_name_is_valid(argv[i])) {
+ log_error("Invalid machine name %s.", argv[i]);
+ return -EINVAL;
+ }
+
+ e = unit_name_escape(argv[i]);
+ if (!e)
+ return log_oom();
+
+ unit = unit_name_build("systemd-nspawn", e, ".service");
+ if (!unit)
+ return log_oom();
+
+ r = sd_bus_message_append(m, "s", unit);
+ if (r < 0)
+ return bus_log_create_error(r);
+ }
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ if (streq(argv[0], "enable"))
+ r = sd_bus_message_append(m, "bb", false, false);
+ else
+ r = sd_bus_message_append(m, "b", false);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
+ if (r < 0) {
+ log_error("Failed to enable or disable unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ if (streq(argv[0], "enable")) {
+ r = sd_bus_message_read(reply, "b", carries_install_info);
+ if (r < 0)
+ return bus_log_parse_error(r);
+ }
+
+ r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "Reload",
+ &error,
+ NULL,
+ NULL);
+ if (r < 0) {
+ log_error("Failed to reload daemon: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int match_log_message(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
+ const char **our_path = userdata, *line;
+ unsigned priority;
+ int r;
+
+ assert(bus);
+ assert(m);
+ assert(our_path);
+
+ r = sd_bus_message_read(m, "us", &priority, &line);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ if (!streq_ptr(*our_path, sd_bus_message_get_path(m)))
+ return 0;
+
+ if (arg_quiet && LOG_PRI(priority) >= LOG_INFO)
+ return 0;
+
+ log_full(priority, "%s", line);
+ return 0;
+}
+
+static int match_transfer_removed(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
+ const char **our_path = userdata, *path, *result;
+ uint32_t id;
+ int r;
+
+ assert(bus);
+ assert(m);
+ assert(our_path);
+
+ r = sd_bus_message_read(m, "uos", &id, &path, &result);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ if (!streq_ptr(*our_path, path))
+ return 0;
+
+ sd_event_exit(sd_bus_get_event(bus), !streq_ptr(result, "done"));
+ return 0;
+}
+
+static int transfer_signal_handler(sd_event_source *s, const struct signalfd_siginfo *si, void *userdata) {
+ assert(s);
+ assert(si);
+
+ if (!arg_quiet)
+ log_info("Continuing download in the background. Use \"machinectl cancel-transfer %" PRIu32 "\" to abort transfer.", PTR_TO_UINT32(userdata));
+
+ sd_event_exit(sd_event_source_get_event(s), EINTR);
+ return 0;
+}
+
+static int transfer_image_common(sd_bus *bus, sd_bus_message *m) {
+ _cleanup_bus_slot_unref_ sd_bus_slot *slot_job_removed = NULL, *slot_log_message = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_event_unref_ sd_event* event = NULL;
+ const char *path = NULL;
+ uint32_t id;
+ int r;
+
+ assert(bus);
+ assert(m);
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_event_default(&event);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get event loop: %m");
+
+ r = sd_bus_attach_event(bus, event, 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to attach bus to event loop: %m");
+
+ r = sd_bus_add_match(
+ bus,
+ &slot_job_removed,
+ "type='signal',"
+ "sender='org.freedesktop.import1',"
+ "interface='org.freedesktop.import1.Manager',"
+ "member='TransferRemoved',"
+ "path='/org/freedesktop/import1'",
+ match_transfer_removed, &path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to install match: %m");
+
+ r = sd_bus_add_match(
+ bus,
+ &slot_log_message,
+ "type='signal',"
+ "sender='org.freedesktop.import1',"
+ "interface='org.freedesktop.import1.Transfer',"
+ "member='LogMessage'",
+ match_log_message, &path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to install match: %m");
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
+ if (r < 0) {
+ log_error("Failed transfer image: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "uo", &id, &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ sigprocmask_many(SIG_BLOCK, SIGTERM, SIGINT, -1);
+
+ if (!arg_quiet)
+ log_info("Enqueued transfer job %u. Press C-c to continue download in background.", id);
+
+ sd_event_add_signal(event, NULL, SIGINT, transfer_signal_handler, UINT32_TO_PTR(id));
+ sd_event_add_signal(event, NULL, SIGTERM, transfer_signal_handler, UINT32_TO_PTR(id));
+
+ r = sd_event_loop(event);
+ if (r < 0)
+ return log_error_errno(r, "Failed to run event loop: %m");
+
+ return -r;
+}
+
+static int import_tar(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ _cleanup_free_ char *ll = NULL;
+ _cleanup_close_ int fd = -1;
+ const char *local = NULL, *path = NULL;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ if (argc >= 2)
+ path = argv[1];
+ if (isempty(path) || streq(path, "-"))
+ path = NULL;
+
+ if (argc >= 3)
+ local = argv[2];
+ else if (path)
+ local = basename(path);
+ if (isempty(local) || streq(local, "-"))
+ local = NULL;
+
+ if (!local) {
+ log_error("Need either path or local name.");
+ return -EINVAL;
+ }
+
+ r = tar_strip_suffixes(local, &ll);
+ if (r < 0)
+ return log_oom();
+
+ local = ll;
+
+ if (!machine_name_is_valid(local)) {
+ log_error("Local name %s is not a suitable machine name.", local);
+ return -EINVAL;
+ }
+
+ if (path) {
+ fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY);
+ if (fd < 0)
+ return log_error_errno(errno, "Failed to open %s: %m", path);
+ }
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ &m,
+ "org.freedesktop.import1",
+ "/org/freedesktop/import1",
+ "org.freedesktop.import1.Manager",
+ "ImportTar");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(
+ m,
+ "hsbb",
+ fd >= 0 ? fd : STDIN_FILENO,
+ local,
+ arg_force,
+ arg_read_only);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ return transfer_image_common(bus, m);
+}
+
+static int import_raw(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ _cleanup_free_ char *ll = NULL;
+ _cleanup_close_ int fd = -1;
+ const char *local = NULL, *path = NULL;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ if (argc >= 2)
+ path = argv[1];
+ if (isempty(path) || streq(path, "-"))
+ path = NULL;
+
+ if (argc >= 3)
+ local = argv[2];
+ else if (path)
+ local = basename(path);
+ if (isempty(local) || streq(local, "-"))
+ local = NULL;
+
+ if (!local) {
+ log_error("Need either path or local name.");
+ return -EINVAL;
+ }
+
+ r = raw_strip_suffixes(local, &ll);
+ if (r < 0)
+ return log_oom();
+
+ local = ll;
+
+ if (!machine_name_is_valid(local)) {
+ log_error("Local name %s is not a suitable machine name.", local);
+ return -EINVAL;
+ }