X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fsystemctl%2Fsystemctl.c;h=e3818cd6df9ea809c503b95c7df92c629e5bc69f;hb=94c01aeb1049a87435e046245b8e5d975b778c60;hp=0ba3568a1e9309a6a5615116173898522158bede;hpb=856323c9cb0ef368367126588d0b43b4846ab0d7;p=elogind.git diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 0ba3568a1..e3818cd6d 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -129,7 +129,8 @@ static enum transport { TRANSPORT_SSH, TRANSPORT_POLKIT } arg_transport = TRANSPORT_NORMAL; -static const char *arg_host = NULL; +static char *arg_host = NULL; +static char *arg_user = NULL; static unsigned arg_lines = 10; static OutputMode arg_output = OUTPUT_SHORT; static bool arg_plain = false; @@ -434,8 +435,12 @@ static void output_units_list(const struct unit_info *unit_infos, unsigned c) { } } -static int get_unit_list(DBusConnection *bus, DBusMessage **reply, - struct unit_info **unit_infos, unsigned *c) { +static int get_unit_list( + DBusConnection *bus, + DBusMessage **reply, + struct unit_info **unit_infos, + unsigned *c) { + DBusMessageIter iter, sub; size_t size = 0; int r; @@ -497,9 +502,11 @@ static int list_units(DBusConnection *bus, char **args) { return 0; } -static int get_triggered_units(DBusConnection *bus, const char* unit_path, - char*** triggered) -{ +static int get_triggered_units( + DBusConnection *bus, + const char* unit_path, + char*** triggered) { + const char *interface = "org.freedesktop.systemd1.Unit", *triggers_property = "Triggers"; _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; @@ -1447,8 +1454,9 @@ static int cancel_job(DBusConnection *bus, char **args) { return 0; } -static bool need_daemon_reload(DBusConnection *bus, const char *unit) { +static int need_daemon_reload(DBusConnection *bus, const char *unit) { _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; + _cleanup_dbus_error_free_ DBusError error; dbus_bool_t b = FALSE; DBusMessageIter iter, sub; const char @@ -1458,6 +1466,8 @@ static bool need_daemon_reload(DBusConnection *bus, const char *unit) { _cleanup_free_ char *n = NULL; int r; + dbus_error_init(&error); + /* We ignore all errors here, since this is used to show a warning only */ n = unit_name_mangle(unit); @@ -1471,7 +1481,7 @@ static bool need_daemon_reload(DBusConnection *bus, const char *unit) { "org.freedesktop.systemd1.Manager", "GetUnit", &reply, - NULL, + &error, DBUS_TYPE_STRING, &n, DBUS_TYPE_INVALID); if (r < 0) @@ -1492,7 +1502,7 @@ static bool need_daemon_reload(DBusConnection *bus, const char *unit) { "org.freedesktop.DBus.Properties", "Get", &reply, - NULL, + &error, DBUS_TYPE_STRING, &interface, DBUS_TYPE_STRING, &property, DBUS_TYPE_INVALID); @@ -1558,7 +1568,7 @@ static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *me return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; } -#ifndef LEGACY +#ifndef NOLEGACY dbus_error_free(&error); if (dbus_message_get_args(message, &error, DBUS_TYPE_UINT32, &id, @@ -1912,7 +1922,7 @@ static int start_unit_one( return -EIO; } - if (need_daemon_reload(bus, n)) + if (need_daemon_reload(bus, n) > 0) log_warning("Warning: Unit file of %s changed on disk, 'systemctl %sdaemon-reload' recommended.", n, arg_scope == UNIT_FILE_SYSTEM ? "" : "--user "); @@ -2377,150 +2387,6 @@ static int kill_unit(DBusConnection *bus, char **args) { return 0; } -static int set_cgroup(DBusConnection *bus, char **args) { - _cleanup_free_ char *n = NULL; - const char *method, *runtime; - char **argument; - int r; - - assert(bus); - assert(args); - - method = - streq(args[0], "set-cgroup") ? "SetUnitControlGroup" : - streq(args[0], "unset-cgroup") ? "UnsetUnitControlGroup" - : "UnsetUnitControlGroupAttribute"; - - runtime = arg_runtime ? "runtime" : "persistent"; - - n = unit_name_mangle(args[1]); - if (!n) - return log_oom(); - - STRV_FOREACH(argument, args + 2) { - - r = bus_method_call_with_reply( - bus, - "org.freedesktop.systemd1", - "/org/freedesktop/systemd1", - "org.freedesktop.systemd1.Manager", - method, - NULL, - NULL, - DBUS_TYPE_STRING, &n, - DBUS_TYPE_STRING, argument, - DBUS_TYPE_STRING, &runtime, - DBUS_TYPE_INVALID); - if (r < 0) - return r; - } - - return 0; -} - -static int set_cgroup_attr(DBusConnection *bus, char **args) { - _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL; - DBusError error; - DBusMessageIter iter; - _cleanup_free_ char *n = NULL; - const char *runtime; - int r; - - assert(bus); - assert(args); - - dbus_error_init(&error); - - runtime = arg_runtime ? "runtime" : "persistent"; - - n = unit_name_mangle(args[1]); - if (!n) - return log_oom(); - - m = dbus_message_new_method_call( - "org.freedesktop.systemd1", - "/org/freedesktop/systemd1", - "org.freedesktop.systemd1.Manager", - "SetUnitControlGroupAttribute"); - if (!m) - return log_oom(); - - dbus_message_iter_init_append(m, &iter); - if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &n) || - !dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &args[2])) - return log_oom(); - - r = bus_append_strv_iter(&iter, args + 3); - if (r < 0) - return log_oom(); - - if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &runtime)) - return log_oom(); - - reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); - if (!reply) { - log_error("Failed to issue method call: %s", bus_error_message(&error)); - dbus_error_free(&error); - return -EIO; - } - - return 0; -} - -static int get_cgroup_attr(DBusConnection *bus, char **args) { - _cleanup_dbus_message_unref_ DBusMessage *reply = NULL; - _cleanup_free_ char *n = NULL; - char **argument; - int r; - - assert(bus); - assert(args); - - n = unit_name_mangle(args[1]); - if (!n) - return log_oom(); - - STRV_FOREACH(argument, args + 2) { - _cleanup_strv_free_ char **list = NULL; - DBusMessageIter iter; - char **a; - - r = bus_method_call_with_reply( - bus, - "org.freedesktop.systemd1", - "/org/freedesktop/systemd1", - "org.freedesktop.systemd1.Manager", - "GetUnitControlGroupAttribute", - &reply, - NULL, - DBUS_TYPE_STRING, &n, - DBUS_TYPE_STRING, argument, - DBUS_TYPE_INVALID); - if (r < 0) - return r; - - if (!dbus_message_iter_init(reply, &iter)) { - log_error("Failed to initialize iterator."); - return -EIO; - } - - r = bus_parse_strv_iter(&iter, &list); - if (r < 0) { - log_error("Failed to parse value list."); - return r; - } - - STRV_FOREACH(a, list) { - if (endswith(*a, "\n")) - fputs(*a, stdout); - else - puts(*a); - } - } - - return 0; -} - typedef struct ExecStatusInfo { char *name; @@ -2638,7 +2504,7 @@ typedef struct UnitStatusInfo { const char *fragment_path; const char *source_path; - const char *default_control_group; + const char *control_group; char **dropin_paths; @@ -2657,6 +2523,7 @@ typedef struct UnitStatusInfo { pid_t main_pid; pid_t control_pid; const char *status_text; + const char *pid_file; bool running:1; usec_t start_timestamp; @@ -2920,11 +2787,11 @@ static void print_status_info(UnitStatusInfo *i) { if (i->status_text) printf(" Status: \"%s\"\n", i->status_text); - if (i->default_control_group && - (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty_by_spec(i->default_control_group, false) == 0)) { + if (i->control_group && + (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0)) { unsigned c; - printf(" CGroup: %s\n", i->default_control_group); + printf(" CGroup: %s\n", i->control_group); if (arg_transport != TRANSPORT_SSH) { unsigned k = 0; @@ -2943,7 +2810,7 @@ static void print_status_info(UnitStatusInfo *i) { if (i->control_pid > 0) extra[k++] = i->control_pid; - show_cgroup_and_extra_by_spec(i->default_control_group, prefix, + show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, false, extra, k, flags); } } @@ -3052,10 +2919,20 @@ static int status_property(const char *name, DBusMessageIter *iter, UnitStatusIn i->fragment_path = s; else if (streq(name, "SourcePath")) i->source_path = s; - else if (streq(name, "DefaultControlGroup")) - i->default_control_group = s; +#ifndef NOLEGACY + else if (streq(name, "DefaultControlGroup")) { + const char *e; + e = startswith(s, SYSTEMD_CGROUP_CONTROLLER ":"); + if (e) + i->control_group = e; + } +#endif + else if (streq(name, "ControlGroup")) + i->control_group = s; else if (streq(name, "StatusText")) i->status_text = s; + else if (streq(name, "PIDFile")) + i->pid_file = s; else if (streq(name, "SysFSPath")) i->sysfs_path = s; else if (streq(name, "Where")) @@ -3395,30 +3272,6 @@ static int print_property(const char *name, DBusMessageIter *iter) { return 0; - } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "ControlGroupAttributes")) { - DBusMessageIter sub, sub2; - - dbus_message_iter_recurse(iter, &sub); - while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { - const char *controller, *attr, *value; - - dbus_message_iter_recurse(&sub, &sub2); - - if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &controller, true) >= 0 && - bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &attr, true) >= 0 && - bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &value, false) >= 0) { - - printf("ControlGroupAttributes={ controller=%s ; attribute=%s ; value=\"%s\" }\n", - controller, - attr, - value); - } - - dbus_message_iter_next(&sub); - } - - return 0; - } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && startswith(name, "Exec")) { DBusMessageIter sub; @@ -3453,8 +3306,44 @@ static int print_property(const char *name, DBusMessageIter *iter) { } return 0; + + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "DeviceAllow")) { + DBusMessageIter sub, sub2; + + dbus_message_iter_recurse(iter, &sub); + while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { + const char *path, *rwm; + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 && + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &rwm, false) >= 0) + printf("%s=%s %s\n", name, strna(path), strna(rwm)); + + dbus_message_iter_next(&sub); + } + return 0; + + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && (streq(name, "BlockIOReadBandwidth") || streq(name, "BlockIOWriteBandwidth"))) { + DBusMessageIter sub, sub2; + + dbus_message_iter_recurse(iter, &sub); + while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { + const char *path; + uint64_t bandwidth; + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 && + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &bandwidth, false) >= 0) + printf("%s=%s %" PRIu64 "\n", name, strna(path), bandwidth); + + dbus_message_iter_next(&sub); + } + return 0; } + break; } @@ -3546,9 +3435,19 @@ static int show_one(const char *verb, DBusConnection *bus, const char *path, boo if (!streq_ptr(info.active_state, "active") && !streq_ptr(info.active_state, "reloading") && - streq(verb, "status")) + streq(verb, "status")) { /* According to LSB: "program not running" */ - r = 3; + /* 0: program is running or service is OK + * 1: program is dead and /var/run pid file exists + * 2: program is dead and /var/lock lock file exists + * 3: program is not running + * 4: program or service status is unknown + */ + if (info.pid_file && access(info.pid_file, F_OK) == 0) + r = 1; + else + r = 3; + } while ((p = info.exec)) { LIST_REMOVE(ExecStatusInfo, exec, info.exec, p); @@ -3686,6 +3585,175 @@ static int show(DBusConnection *bus, char **args) { return ret; } +static int append_assignment(DBusMessageIter *iter, const char *assignment) { + const char *eq; + char *field; + DBusMessageIter sub; + int r; + + assert(iter); + assert(assignment); + + eq = strchr(assignment, '='); + if (!eq) { + log_error("Not an assignment: %s", assignment); + return -EINVAL; + } + + field = strndupa(assignment, eq - assignment); + eq ++; + + if (!dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &field)) + return log_oom(); + + if (streq(field, "CPUAccounting") || + streq(field, "MemoryAccounting") || + streq(field, "BlockIOAccounting")) { + dbus_bool_t b; + + r = parse_boolean(eq); + if (r < 0) { + log_error("Failed to parse boolean assignment %s.", assignment); + return -EINVAL; + } + + b = r; + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "b", &sub) || + !dbus_message_iter_append_basic(&sub, DBUS_TYPE_BOOLEAN, &b)) + return log_oom(); + + } else if (streq(field, "MemoryLimit") || streq(field, "MemorySoftLimit")) { + off_t bytes; + uint64_t u; + + r = parse_bytes(eq, &bytes); + if (r < 0) { + log_error("Failed to parse bytes specification %s", assignment); + return -EINVAL; + } + + u = bytes; + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "t", &sub) || + !dbus_message_iter_append_basic(&sub, DBUS_TYPE_UINT64, &u)) + return log_oom(); + + } else if (streq(field, "CPUShares") || streq(field, "BlockIOWeight")) { + uint64_t u; + + r = safe_atou64(eq, &u); + if (r < 0) { + log_error("Failed to parse %s value %s.", field, eq); + return -EINVAL; + } + + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "t", &sub) || + !dbus_message_iter_append_basic(&sub, DBUS_TYPE_UINT64, &u)) + return log_oom(); + + } else if (streq(field, "DevicePolicy")) { + + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "s", &sub) || + !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &eq)) + return log_oom(); + + } else if (streq(field, "DeviceAllow")) { + DBusMessageIter sub2; + + if (!dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a(ss)", &sub) || + !dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY, "(ss)", &sub2)) + return log_oom(); + + if (!isempty(eq)) { + const char *path, *rwm; + DBusMessageIter sub3; + char *e; + + e = strchr(eq, ' '); + if (e) { + path = strndupa(eq, e - eq); + rwm = e+1; + } else { + path = eq; + rwm = ""; + } + + if (!dbus_message_iter_open_container(&sub2, DBUS_TYPE_STRUCT, NULL, &sub3) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &path) || + !dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, &rwm) || + !dbus_message_iter_close_container(&sub2, &sub3)) + return log_oom(); + } + + if (!dbus_message_iter_close_container(&sub, &sub2)) + return log_oom(); + + } else { + log_error("Unknown assignment %s.", assignment); + return -EINVAL; + } + + if (!dbus_message_iter_close_container(iter, &sub)) + return log_oom(); + + return 0; +} + +static int set_property(DBusConnection *bus, char **args) { + + _cleanup_free_ DBusMessage *m = NULL, *reply = NULL; + DBusMessageIter iter, sub; + dbus_bool_t runtime; + DBusError error; + char **i; + int r; + + dbus_error_init(&error); + + m = dbus_message_new_method_call( + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "SetUnitProperties"); + if (!m) + return log_oom(); + + dbus_message_iter_init_append(m, &iter); + + runtime = arg_runtime; + + if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &args[1]) || + !dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &runtime) || + !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(sv)", &sub)) + return log_oom(); + + STRV_FOREACH(i, args + 2) { + DBusMessageIter sub2; + + if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2)) + return log_oom(); + + r = append_assignment(&sub2, *i); + if (r < 0) + return r; + + if (!dbus_message_iter_close_container(&sub, &sub2)) + return log_oom(); + + } + + if (!dbus_message_iter_close_container(&iter, &sub)) + return log_oom(); + + reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); + if (!reply) { + log_error("Failed to issue method call: %s", bus_error_message(&error)); + dbus_error_free(&error); + return -EIO; + } + + return 0; +} + static int dump(DBusConnection *bus, char **args) { _cleanup_free_ DBusMessage *reply = NULL; DBusError error; @@ -3735,13 +3803,13 @@ static int snapshot(DBusConnection *bus, char **args) { dbus_error_init(&error); if (strv_length(args) > 1) - n = snapshot_name_mangle(args[1]); + n = unit_name_mangle_with_suffix(args[1], ".snapshot"); else n = strdup(""); if (!n) return log_oom(); - r = bus_method_call_with_reply ( + r = bus_method_call_with_reply( bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", @@ -3810,7 +3878,7 @@ static int delete_snapshot(DBusConnection *bus, char **args) { _cleanup_free_ char *n = NULL; int r; - n = snapshot_name_mangle(*name); + n = unit_name_mangle_with_suffix(*name, ".snapshot"); if (!n) return log_oom(); @@ -4598,7 +4666,7 @@ static int systemctl_help(void) { " the 'list-unit-files' command instead.\n" " --reverse Show reverse dependencies with 'list-dependencies'\n" " --failed Show only failed units\n" - " --full Don't ellipsize unit names on output\n" + " -l --full Don't ellipsize unit names on output\n" " --fail When queueing a new job, fail if conflicting jobs are\n" " pending\n" " --irreversible Create jobs which cannot be implicitly cancelled\n" @@ -4650,17 +4718,11 @@ static int systemctl_help(void) { " status [NAME...|PID...] Show runtime status of one or more units\n" " show [NAME...|JOB...] Show properties of one or more\n" " units/jobs or the manager\n" + " set-property [NAME] [ASSIGNMENT...]\n" + " Sets one or more properties of a unit\n" " help [NAME...|PID...] Show manual for one or more units\n" " reset-failed [NAME...] Reset failed state for all, one, or more\n" " units\n" - " get-cgroup-attr [NAME] [ATTR] ...\n" - " Get control group attrubute\n" - " set-cgroup-attr [NAME] [ATTR] [VALUE] ...\n" - " Set control group attribute\n" - " unset-cgroup-attr [NAME] [ATTR...]\n" - " Unset control group attribute\n" - " set-cgroup [NAME] [CGROUP...] Add unit to a control group\n" - " unset-cgroup [NAME] [CGROUP...] Remove unit from a control group\n" " load [NAME...] Load one or more units\n" " list-dependencies [NAME] Recursively show units which are required\n" " or wanted by this unit or by which this\n" @@ -4818,7 +4880,6 @@ static int systemctl_parse_argv(int argc, char *argv[]) { ARG_NO_PAGER, ARG_NO_WALL, ARG_ROOT, - ARG_FULL, ARG_NO_RELOAD, ARG_KILL_WHO, ARG_NO_ASK_PASSWORD, @@ -4839,7 +4900,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { { "before", no_argument, NULL, ARG_BEFORE }, { "show-types", no_argument, NULL, ARG_SHOW_TYPES }, { "failed", no_argument, NULL, ARG_FAILED }, - { "full", no_argument, NULL, ARG_FULL }, + { "full", no_argument, NULL, 'l' }, { "fail", no_argument, NULL, ARG_FAIL }, { "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, @@ -4872,7 +4933,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { assert(argc >= 0); assert(argv); - while ((c = getopt_long(argc, argv, "ht:p:aqfs:H:Pn:o:i", options, NULL)) >= 0) { + while ((c = getopt_long(argc, argv, "ht:p:alqfs:H:Pn:o:i", options, NULL)) >= 0) { switch (c) { @@ -5020,7 +5081,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { arg_root = optarg; break; - case ARG_FULL: + case 'l': arg_full = true; break; @@ -5065,7 +5126,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) { case 'H': arg_transport = TRANSPORT_SSH; - arg_host = optarg; + parse_user_at_host(optarg, &arg_user, &arg_host); break; case ARG_RUNTIME: @@ -5698,11 +5759,6 @@ static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError { "condreload", MORE, 2, start_unit }, /* For compatibility with ALTLinux */ { "condrestart", MORE, 2, start_unit }, /* For compatibility with RH */ { "isolate", EQUAL, 2, start_unit }, - { "set-cgroup", MORE, 3, set_cgroup }, - { "unset-cgroup", MORE, 3, set_cgroup }, - { "get-cgroup-attr", MORE, 3, get_cgroup_attr }, - { "set-cgroup-attr", MORE, 4, set_cgroup_attr }, - { "unset-cgroup-attr", MORE, 3, set_cgroup }, { "kill", MORE, 2, kill_unit }, { "is-active", MORE, 2, check_unit_active }, { "check", MORE, 2, check_unit_active }, @@ -5743,6 +5799,7 @@ static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError { "set-default", EQUAL, 2, enable_unit }, { "get-default", LESS, 1, get_default }, { "set-log-level", EQUAL, 2, set_log_level }, + { "set-property", MORE, 3, set_property }, }; int left; @@ -6086,7 +6143,7 @@ int main(int argc, char*argv[]) { bus_connect_system_polkit(&bus, &error); private_bus = false; } else if (arg_transport == TRANSPORT_SSH) { - bus_connect_system_ssh(NULL, arg_host, &bus, &error); + bus_connect_system_ssh(arg_user, arg_host, &bus, &error); private_bus = false; } else assert_not_reached("Uh, invalid transport...");