static bool arg_no_wtmp = false;
static bool arg_no_wall = false;
static bool arg_no_reload = false;
+static bool arg_ignore_inhibitors = false;
static bool arg_dry = false;
static bool arg_quiet = false;
static bool arg_full = false;
}
static int load_unit(DBusConnection *bus, char **args) {
- int r = 0;
- char **name, *n;
+ char **name;
assert(args);
STRV_FOREACH(name, args+1) {
+ _cleanup_free_ char *n = NULL;
+ int r;
+
n = unit_name_mangle(*name);
r = bus_method_call_with_reply (
bus,
NULL,
DBUS_TYPE_STRING, n ? &n : name,
DBUS_TYPE_INVALID);
- free(n);
- if (r)
- goto finish;
+ if (r < 0)
+ return r;
}
-finish:
- return r;
+ return 0;
}
static int cancel_job(DBusConnection *bus, char **args) {
- DBusMessage *reply = NULL;
- int r = 0;
char **name;
assert(args);
return daemon_reload(bus, args);
STRV_FOREACH(name, args+1) {
- unsigned id;
- const char *path;
+ uint32_t id;
+ int r;
- r = safe_atou(*name, &id);
+ r = safe_atou32(*name, &id);
if (r < 0) {
log_error("Failed to parse job id: %s", strerror(-r));
- goto finish;
+ return r;
}
- assert_cc(sizeof(uint32_t) == sizeof(id));
- r = bus_method_call_with_reply (
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "GetJob",
- &reply,
- NULL,
- DBUS_TYPE_UINT32, &id,
- DBUS_TYPE_INVALID);
- if (r)
- goto finish;
-
- if (!dbus_message_get_args(reply, NULL,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply");
- dbus_message_unref(reply);
- r = -EIO;
- goto finish;
- }
- dbus_message_unref(reply);
-
- r = bus_method_call_with_reply (
- bus,
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.systemd1.Job",
- "Cancel",
+ "CancelJob",
NULL,
NULL,
+ DBUS_TYPE_UINT32, &id,
DBUS_TYPE_INVALID);
- if (r)
- goto finish;
+ if (r < 0)
+ return r;
}
-finish:
- return r;
+ return 0;
}
static bool need_daemon_reload(DBusConnection *bus, const char *unit) {
return r;
}
-static int check_one_unit(DBusConnection *bus, char *name, char **check_states, bool quiet) {
- DBusMessage *reply = NULL;
+static int check_one_unit(DBusConnection *bus, const char *name, char **check_states, bool quiet) {
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
DBusMessageIter iter, sub;
const char
*interface = "org.freedesktop.systemd1.Unit",
*property = "ActiveState";
- const char *path = NULL;
- const char *state;
+ const char *state, *path;
+ _cleanup_free_ char *n = NULL;
+ DBusError error;
int r;
- char *n;
assert(name);
+ dbus_error_init(&error);
+
n = unit_name_mangle(name);
+ if (!n)
+ return log_oom();
+
r = bus_method_call_with_reply (
bus,
"org.freedesktop.systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnit",
&reply,
- NULL,
- DBUS_TYPE_STRING, n ? &n : &name,
+ &error,
+ DBUS_TYPE_STRING, &n,
DBUS_TYPE_INVALID);
- free(n);
- if (r) {
- if ((r != -ENOMEM) && (!quiet))
+ if (r < 0) {
+ dbus_error_free(&error);
+
+ if (!quiet)
puts("unknown");
- goto finish;
+ return 0;
}
if (!dbus_message_get_args(reply, NULL,
DBUS_TYPE_OBJECT_PATH, &path,
DBUS_TYPE_INVALID)) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_unref(reply);
- r = bus_method_call_with_reply (
+ reply = NULL;
+
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
path,
DBUS_TYPE_STRING, &interface,
DBUS_TYPE_STRING, &property,
DBUS_TYPE_INVALID);
- if (r)
- goto finish;
+ if (r < 0) {
+ if (!quiet)
+ puts("unknown");
+ return 0;
+ }
if (!dbus_message_iter_init(reply, &iter) ||
dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return r;
}
dbus_message_iter_recurse(&iter, &sub);
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return r;
}
dbus_message_iter_get_basic(&sub, &state);
if (!quiet)
puts(state);
- if (strv_find(check_states, state))
- r = 0;
- else
- r = 3; /* According to LSB: "program is not running" */
-
-finish:
- if (reply)
- dbus_message_unref(reply);
-
- return r;
+ return strv_find(check_states, state) ? 1 : 0;
}
static void check_triggering_units(
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
DBusMessageIter iter, sub;
- char *service_trigger = NULL;
const char *interface = "org.freedesktop.systemd1.Unit",
*triggered_by_property = "TriggeredBy";
return;
}
- r = bus_method_call_with_reply (
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
unit_path,
DBUS_TYPE_STRING, &interface,
DBUS_TYPE_STRING, &triggered_by_property,
DBUS_TYPE_INVALID);
- if (r)
+ if (r < 0)
return;
if (!dbus_message_iter_init(reply, &iter) ||
sub = iter;
while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- char **check_states = NULL;
+ const char * const check_states[] = {
+ "active",
+ "reloading",
+ NULL
+ };
+ const char *service_trigger;
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
log_error("Failed to parse reply.");
dbus_message_iter_get_basic(&sub, &service_trigger);
- check_states = strv_new("active", "reloading", NULL);
- r = check_one_unit(bus, service_trigger, check_states, true);
- strv_free(check_states);
+ r = check_one_unit(bus, service_trigger, (char**) check_states, true);
if (r < 0)
return;
- if (r == 0) {
+ if (r > 0) {
if (print_warning_label) {
log_warning("Warning: Stopping %s, but it can still be activated by:", unit_name);
print_warning_label = false;
}
+
log_warning(" %s", service_trigger);
}
const char *method;
dbus_bool_t interactive = true;
+ if (!bus)
+ return -EIO;
+
polkit_agent_open_if_enabled();
switch (a) {
#endif
}
+static int check_inhibitors(DBusConnection *bus, enum action a) {
+#ifdef HAVE_LOGIND
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+ DBusMessageIter iter, sub, sub2;
+ int r;
+ unsigned c = 0;
+
+ if (arg_ignore_inhibitors)
+ return 0;
+
+ if (!on_tty())
+ return 0;
+
+ r = bus_method_call_with_reply(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "ListInhibitors",
+ &reply,
+ NULL,
+ DBUS_TYPE_INVALID);
+ if (r < 0)
+ /* If logind is not around, then there are no inhibitors... */
+ return 0;
+
+ if (!dbus_message_iter_init(reply, &iter) ||
+ dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
+ dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
+ log_error("Failed to parse reply.");
+ return -EIO;
+ }
+
+ dbus_message_iter_recurse(&iter, &sub);
+ while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
+ const char *what, *who, *why, *mode;
+ uint32_t uid, pid;
+ _cleanup_strv_free_ char **sv = NULL;
+ _cleanup_free_ char *comm = NULL;
+
+ if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
+ log_error("Failed to parse reply.");
+ return -EIO;
+ }
+
+ dbus_message_iter_recurse(&sub, &sub2);
+
+ if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &what, true) < 0 ||
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &who, true) < 0 ||
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &why, true) < 0 ||
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &mode, true) < 0 ||
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &uid, true) < 0 ||
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, false) < 0) {
+ log_error("Failed to parse reply.");
+ return -EIO;
+ }
+
+ if (!streq(mode, "block"))
+ goto next;
+
+ sv = strv_split(what, ":");
+ if (!sv)
+ return log_oom();
+
+ if (!strv_contains(sv,
+ a == ACTION_HALT ||
+ a == ACTION_POWEROFF ||
+ a == ACTION_REBOOT ||
+ a == ACTION_KEXEC ? "shutdown" : "sleep"))
+ goto next;
+
+ get_process_comm(pid, &comm);
+ log_warning("Operation inhibited by \"%s\" (PID %lu \"%s\", UID %lu), reason is \"%s\".", who, (unsigned long) pid, strna(comm), (unsigned long) uid, why);
+ c++;
+
+ next:
+ dbus_message_iter_next(&sub);
+ }
+
+ dbus_message_iter_recurse(&iter, &sub);
+
+ if (c <= 0)
+ return 0;
+
+ log_error("Please try again after closing inhibitors or ignore them with 'systemctl %s -i'.",
+ a == ACTION_HALT ? "halt" :
+ a == ACTION_POWEROFF ? "poweroff" :
+ a == ACTION_REBOOT ? "reboot" :
+ a == ACTION_KEXEC ? "kexec" :
+ a == ACTION_SUSPEND ? "suspend" :
+ a == ACTION_HIBERNATE ? "hibernate" : "hybrid-sleep");
+
+ return -EPERM;
+#else
+ return 0;
+#endif
+}
+
static int start_special(DBusConnection *bus, char **args) {
enum action a;
int r;
a == ACTION_EXIT))
return daemon_reload(bus, args);
+ if (arg_force <= 0) {
+ r = check_inhibitors(bus, a);
+ if (r < 0)
+ return r;
+ }
+
/* first try logind, to allow authentication with polkit */
if (geteuid() != 0 &&
(a == ACTION_POWEROFF ||
}
static int check_unit_active(DBusConnection *bus, char **args) {
+ const char * const check_states[] = {
+ "active",
+ "reloading",
+ NULL
+ };
+
char **name;
int r = 3; /* According to LSB: "program is not running" */
assert(args);
STRV_FOREACH(name, args+1) {
- char **check_states = strv_new("active", "reloading", NULL);
- int state = check_one_unit(bus, *name, check_states, arg_quiet);
- strv_free(check_states);
+ int state;
+
+ state = check_one_unit(bus, *name, (char**) check_states, arg_quiet);
if (state < 0)
return state;
- if (state == 0)
+ if (state > 0)
r = 0;
}
}
static int check_unit_failed(DBusConnection *bus, char **args) {
+ const char * const check_states[] = {
+ "failed",
+ NULL
+ };
+
char **name;
int r = 1;
assert(args);
STRV_FOREACH(name, args+1) {
- char **check_states = strv_new("failed", NULL);
- int state = check_one_unit(bus, *name, check_states, arg_quiet);
- strv_free(check_states);
+ int state;
+
+ state = check_one_unit(bus, *name, (char**) check_states, arg_quiet);
if (state < 0)
return state;
- if (state == 0)
+ if (state > 0)
r = 0;
}
}
static int kill_unit(DBusConnection *bus, char **args) {
+ char **name;
int r = 0;
- char **name, *n;
+ assert(bus);
assert(args);
if (!arg_kill_who)
arg_kill_who = "all";
STRV_FOREACH(name, args+1) {
+ _cleanup_free_ char *n = NULL;
+
n = unit_name_mangle(*name);
- r = bus_method_call_with_reply (
+
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
DBUS_TYPE_STRING, &arg_kill_who,
DBUS_TYPE_INT32, &arg_signal,
DBUS_TYPE_INVALID);
- free(n);
- if (r)
+ if (r < 0)
return r;
}
return 0;
}
static int snapshot(DBusConnection *bus, char **args) {
- DBusMessage *reply = NULL;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
DBusError error;
int r;
dbus_bool_t cleanup = FALSE;
*name = "", *path, *id,
*interface = "org.freedesktop.systemd1.Unit",
*property = "Id";
- char *n;
+ _cleanup_free_ char *n = NULL;
dbus_error_init(&error);
- if (strv_length(args) > 1)
+ if (strv_length(args) > 1) {
name = args[1];
+ n = unit_name_mangle(name);
+ }
- n = unit_name_mangle(name);
r = bus_method_call_with_reply (
bus,
"org.freedesktop.systemd1",
DBUS_TYPE_STRING, n ? (const char**) &n : &name,
DBUS_TYPE_BOOLEAN, &cleanup,
DBUS_TYPE_INVALID);
- free(n);
- if (r)
+ if (r < 0)
goto finish;
if (!dbus_message_get_args(reply, &error,
}
dbus_message_unref(reply);
+ reply = NULL;
+
r = bus_method_call_with_reply (
bus,
"org.freedesktop.systemd1",
DBUS_TYPE_STRING, &interface,
DBUS_TYPE_STRING, &property,
DBUS_TYPE_INVALID);
- if (r)
+ if (r < 0)
goto finish;
if (!dbus_message_iter_init(reply, &iter) ||
puts(id);
finish:
- if (reply)
- dbus_message_unref(reply);
-
dbus_error_free(&error);
return r;
}
static int delete_snapshot(DBusConnection *bus, char **args) {
- DBusMessage *reply = NULL;
- int r = 0;
- DBusError error;
char **name;
assert(args);
- dbus_error_init(&error);
-
STRV_FOREACH(name, args+1) {
- const char *path = NULL;
- char *n;
+ _cleanup_free_ char *n = NULL;
+ int r;
n = unit_name_mangle(*name);
- r = bus_method_call_with_reply (
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "GetUnit",
- &reply,
- NULL,
- DBUS_TYPE_STRING, n ? &n : name,
- DBUS_TYPE_INVALID);
- free(n);
- if (r)
- goto finish;
-
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- r = -EIO;
- dbus_message_unref(reply);
- dbus_error_free(&error);
- goto finish;
- }
- dbus_message_unref(reply);
-
- r = bus_method_call_with_reply (
- bus,
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.systemd1.Snapshot",
- "Remove",
+ "RemoveSnapshot",
NULL,
NULL,
+ DBUS_TYPE_STRING, n ? &n : name,
DBUS_TYPE_INVALID);
- if (r)
- goto finish;
+ if (r < 0)
+ return r;
}
-finish:
- return r;
+ return 0;
}
static int daemon_reload(DBusConnection *bus, char **args) {
int r;
assert(bus);
+ assert(args);
dbus_error_init(&error);
" pending\n"
" --ignore-dependencies\n"
" When queueing a new job, ignore all its dependencies\n"
+ " -i --ignore-inhibitors\n"
+ " When shutting down or sleeping, ignore inhibitors\n"
" --kill-who=WHO Who to send signal to\n"
" -s --signal=SIGNAL Which signal to send\n"
" -H --host=[USER@]HOST\n"
{ "full", no_argument, NULL, ARG_FULL },
{ "fail", no_argument, NULL, ARG_FAIL },
{ "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES },
+ { "ignore-inhibitors", no_argument, NULL, 'i' },
{ "user", no_argument, NULL, ARG_USER },
{ "system", no_argument, NULL, ARG_SYSTEM },
{ "global", no_argument, NULL, ARG_GLOBAL },
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "ht:p:aqfs:H:Pn:o:", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "ht:p:aqfs:H:Pn:o:i", options, NULL)) >= 0) {
switch (c) {
}
break;
+ case 'i':
+ arg_ignore_inhibitors = true;
+ break;
+
case '?':
return -EINVAL;
static int halt_main(DBusConnection *bus) {
int r;
+ if (arg_when <= 0 && arg_force <= 0) {
+ r = check_inhibitors(bus, arg_action);
+ if (r < 0)
+ return r;
+ }
+
if (geteuid() != 0) {
/* Try logind if we are a normal user and no special
* mode applies. Maybe PolicyKit allows us to shutdown
if (arg_when <= 0 &&
!arg_dry &&
- !arg_force &&
+ arg_force <= 0 &&
(arg_action == ACTION_POWEROFF ||
arg_action == ACTION_REBOOT)) {
r = reboot_with_logind(bus, arg_action);