#include <errno.h>
#include <string.h>
#include <getopt.h>
-#include <pwd.h>
#include <locale.h>
#include "sd-bus.h"
+#include "sd-login.h"
#include "bus-util.h"
#include "bus-error.h"
#include "log.h"
#include "cgroup-util.h"
#include "spawn-polkit-agent.h"
#include "verbs.h"
+#include "process-util.h"
+#include "terminal-util.h"
+#include "signal-util.h"
static char **arg_property = NULL;
static bool arg_all = false;
static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
static char *arg_host = NULL;
static bool arg_ask_password = true;
+static bool arg_ignore_inhibitors = false;
static unsigned arg_lines = 10;
static OutputMode arg_output = OUTPUT_SHORT;
}
typedef struct SessionStatusInfo {
- const char *id;
+ char *id;
uid_t uid;
- const char *name;
+ char *name;
struct dual_timestamp timestamp;
unsigned int vtnr;
- const char *seat;
- const char *tty;
- const char *display;
+ char *seat;
+ char *tty;
+ char *display;
bool remote;
- const char *remote_host;
- const char *remote_user;
- const char *service;
+ char *remote_host;
+ char *remote_user;
+ char *service;
pid_t leader;
- const char *type;
- const char *class;
- const char *state;
- const char *scope;
- const char *desktop;
+ char *type;
+ char *class;
+ char *state;
+ char *scope;
+ char *desktop;
} SessionStatusInfo;
typedef struct UserStatusInfo {
uid_t uid;
- const char *name;
+ char *name;
struct dual_timestamp timestamp;
- const char *state;
+ char *state;
char **sessions;
- const char *display;
- const char *slice;
+ char *display;
+ char *slice;
} UserStatusInfo;
typedef struct SeatStatusInfo {
- const char *id;
- const char *active_session;
+ char *id;
+ char *active_session;
char **sessions;
} SeatStatusInfo;
+static void session_status_info_clear(SessionStatusInfo *info) {
+ if (info) {
+ free(info->id);
+ free(info->name);
+ free(info->seat);
+ free(info->tty);
+ free(info->display);
+ free(info->remote_host);
+ free(info->remote_user);
+ free(info->service);
+ free(info->type);
+ free(info->class);
+ free(info->state);
+ free(info->scope);
+ free(info->desktop);
+ zero(*info);
+ }
+}
+
+static void user_status_info_clear(UserStatusInfo *info) {
+ if (info) {
+ free(info->name);
+ free(info->state);
+ strv_free(info->sessions);
+ free(info->display);
+ free(info->slice);
+ zero(*info);
+ }
+}
+
+static void seat_status_info_clear(SeatStatusInfo *info) {
+ if (info) {
+ free(info->id);
+ free(info->active_session);
+ strv_free(info->sessions);
+ zero(*info);
+ }
+}
+
static int prop_map_first_of_struct(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
const char *contents;
int r;
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
char since2[FORMAT_TIMESTAMP_MAX], *s2;
- SessionStatusInfo i = {};
+ _cleanup_(session_status_info_clear) SessionStatusInfo i = {};
int r;
r = bus_map_all_properties(bus, "org.freedesktop.login1", path, map, &i);
if (i.scope) {
printf("\t Unit: %s\n", i.scope);
show_unit_cgroup(bus, "org.freedesktop.systemd1.Scope", i.scope, i.leader);
-
+#if 0
if (arg_transport == BUS_TRANSPORT_LOCAL) {
show_journal_by_unit(
true,
NULL);
}
+#endif
}
return 0;
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
char since2[FORMAT_TIMESTAMP_MAX], *s2;
- UserStatusInfo i = {};
+ _cleanup_(user_status_info_clear) UserStatusInfo i = {};
int r;
r = bus_map_all_properties(bus, "org.freedesktop.login1", path, map, &i);
- if (r < 0) {
- log_error_errno(r, "Could not get properties: %m");
- goto finish;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not get properties: %m");
if (*new_line)
printf("\n");
if (i.slice) {
printf("\t Unit: %s\n", i.slice);
show_unit_cgroup(bus, "org.freedesktop.systemd1.Slice", i.slice, 0);
-
+#if 0
show_journal_by_unit(
stdout,
i.slice,
SD_JOURNAL_LOCAL_ONLY,
true,
NULL);
+#endif
}
-finish:
- strv_free(i.sessions);
-
- return r;
+ return 0;
}
static int print_seat_status_info(sd_bus *bus, const char *path, bool *new_line) {
{}
};
- SeatStatusInfo i = {};
+ _cleanup_(seat_status_info_clear) SeatStatusInfo i = {};
int r;
r = bus_map_all_properties(bus, "org.freedesktop.login1", path, map, &i);
- if (r < 0) {
- log_error_errno(r, "Could not get properties: %m");
- goto finish;
- }
+ if (r < 0)
+ return log_error_errno(r, "Could not get properties: %m");
if (*new_line)
printf("\n");
show_sysfs(i.id, "\t\t ", c);
}
-finish:
- strv_free(i.sessions);
-
- return r;
+ return 0;
}
static int show_properties(sd_bus *bus, const char *path, bool *new_line) {
static int activate(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus *bus = userdata;
+ char *short_argv[3];
int r, i;
assert(bus);
* session name, which the calls will then resolve to
* the caller's session. */
- argv = STRV_MAKE(argv[0], "");
+ short_argv[0] = argv[0];
+ short_argv[1] = (char*) "";
+ short_argv[2] = NULL;
+
+ argv = short_argv;
argc = 2;
}
for (i = 1; i < argc; i++) {
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
for (i = 1; i < argc; i++) {
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
static int enable_linger(int argc, char *argv[], void *userdata) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus *bus = userdata;
+ char* short_argv[3];
bool b;
int r, i;
b = streq(argv[0], "enable-linger");
if (argc < 2) {
- argv = STRV_MAKE(argv[0], "");
+ short_argv[0] = argv[0];
+ short_argv[1] = (char*) "";
+ short_argv[2] = NULL;
+ argv = short_argv;
argc = 2;
}
return log_error_errno(r, "Failed to look up user %s: %m", argv[i]);
}
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
if (r < 0)
return log_error_errno(r, "Failed to look up user %s: %m", argv[i]);
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
if (r < 0)
return log_error_errno(r, "Failed to look up user %s: %m", argv[i]);
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
for (i = 2; i < argc; i++) {
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
polkit_agent_open_if_enabled();
- r = sd_bus_call_method (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
return 0;
}
+static int check_inhibitors(sd_bus *bus, const char *verb, const char *inhibit_what) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_strv_free_ char **sessions = NULL;
+ const char *what, *who, *why, *mode;
+ uint32_t uid, pid;
+ unsigned c = 0;
+ char **s;
+ int r;
+
+ assert(bus);
+
+ if (arg_ignore_inhibitors)
+ return 0;
+
+ if (geteuid() == 0)
+ return 0;
+
+ if (!on_tty())
+ return 0;
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "ListInhibitors",
+ NULL,
+ &reply,
+ NULL);
+ if (r < 0)
+ /* If logind is not around, then there are no inhibitors... */
+ return 0;
+
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
+ _cleanup_free_ char *comm = NULL, *user = NULL;
+ _cleanup_strv_free_ char **sv = NULL;
+
+ if (!streq(mode, "block"))
+ continue;
+
+ sv = strv_split(what, ":");
+ if (!sv)
+ return log_oom();
+
+ if (!strv_contains(sv, inhibit_what))
+ continue;
+
+ get_process_comm(pid, &comm);
+ user = uid_to_name(uid);
+
+ log_warning("Operation inhibited by \"%s\" (PID "PID_FMT" \"%s\", user %s), reason is \"%s\".",
+ who, pid, strna(comm), strna(user), why);
+
+ c++;
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ /* Check for current sessions */
+ sd_get_sessions(&sessions);
+ STRV_FOREACH(s, sessions) {
+ _cleanup_free_ char *type = NULL, *tty = NULL, *seat = NULL, *user = NULL, *service = NULL, *class = NULL;
+
+ if (sd_session_get_uid(*s, &uid) < 0 || uid == getuid())
+ continue;
+
+ if (sd_session_get_class(*s, &class) < 0 || !streq(class, "user"))
+ continue;
+
+ if (sd_session_get_type(*s, &type) < 0 || (!streq(type, "x11") && !streq(type, "tty")))
+ continue;
+
+ sd_session_get_tty(*s, &tty);
+ sd_session_get_seat(*s, &seat);
+ sd_session_get_service(*s, &service);
+ user = uid_to_name(uid);
+
+ log_warning("User %s is logged in on %s.", strna(user), isempty(tty) ? (isempty(seat) ? strna(service) : seat) : tty);
+ c++;
+ }
+
+ if (c <= 0)
+ return 0;
+
+ log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'loginctl %s -i'.", verb);
+
+ return -EPERM;
+}
+
+static int poweroff(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;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ r = check_inhibitors(bus, "poweroff", "shutdown");
+ if (r < 0)
+ return r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "PowerOff",
+ &error,
+ NULL,
+ "b", arg_ask_password);
+ if (r < 0)
+ log_error("Failed to power off: %s", bus_error_message(&error, r));
+
+ return r;
+}
+
+static int reboot(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;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ r = check_inhibitors(bus, "reboot", "shutdown");
+ if (r < 0)
+ return r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "Reboot",
+ &error,
+ NULL,
+ "b", arg_ask_password);
+ if (r < 0)
+ log_error("Failed to reboot: %s", bus_error_message(&error, r));
+
+ return r;
+}
+
+static int suspend(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;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ r = check_inhibitors(bus, "suspend", "sleep");
+ if (r < 0)
+ return r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "Suspend",
+ &error,
+ NULL,
+ "b", arg_ask_password);
+ if (r < 0)
+ log_error("Failed to suspend: %s", bus_error_message(&error, r));
+
+ return r;
+}
+
+static int hibernate(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;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ r = check_inhibitors(bus, "hibernate", "sleep");
+ if (r < 0)
+ return r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "Hibernate",
+ &error,
+ NULL,
+ "b", arg_ask_password);
+ if (r < 0)
+ log_error("Failed to hibernate: %s", bus_error_message(&error, r));
+
+ return r;
+}
+
+static int hybrid_sleep(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;
+ sd_bus *bus = userdata;
+ int r;
+
+ assert(bus);
+
+ r = check_inhibitors(bus, "hybrid-sleep", "sleep");
+ if (r < 0)
+ return r;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "HybridSleep",
+ &error,
+ NULL,
+ "b", arg_ask_password);
+ if (r < 0)
+ log_error("Failed to hybrid sleep: %s", bus_error_message(&error, r));
+
+ return r;
+}
+
static int help(int argc, char *argv[], void *userdata) {
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
" --no-pager Do not pipe output into a pager\n"
" --no-legend Do not show the headers and footers\n"
" --no-ask-password Don't prompt for password\n"
+ " -i --ignore-inhibitors Ignore inhibitors when suspending or shutting down\n"
" -H --host=[USER@]HOST Operate on remote host\n"
" -M --machine=CONTAINER Operate on local container\n"
" -p --property=NAME Show only properties by this name\n"
" show-seat [NAME...] Show properties of seats or the manager\n"
" attach NAME DEVICE... Attach one or more devices to a seat\n"
" flush-devices Flush all device associations\n"
- " terminate-seat NAME... Terminate all sessions on one or more seats\n"
+ " terminate-seat NAME... Terminate all sessions on one or more seats\n\n"
+ "System Commands:\n"
+ " poweroff Turn off the machine\n"
+ " reboot Reboot the machine\n"
+ " suspend Suspend the machine to memory\n"
+ " hibernate Suspend the machine to disk\n"
+ " hybrid-sleep Suspend the machine to memory and disk\n"
, program_invocation_short_name);
return 0;
{ "host", required_argument, NULL, 'H' },
{ "machine", required_argument, NULL, 'M' },
{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
+ { "ignore-inhibitors", no_argument, NULL, 'i' },
{ "lines", required_argument, NULL, 'n' },
{ "output", required_argument, NULL, 'o' },
{}
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hp:als:H:M:n:o:", options, NULL)) >= 0)
+ while ((c = getopt_long(argc, argv, "hp:als:H:M:n:o:i", options, NULL)) >= 0)
switch (c) {
break;
case 'o':
+#if 0
arg_output = output_mode_from_string(optarg);
+#else
+ arg_output = -1;
+#endif
if (arg_output < 0) {
log_error("Unknown output '%s'.", optarg);
return -EINVAL;
}
break;
+ case 'i':
+ arg_ignore_inhibitors = true;
+ break;
+
case ARG_NO_PAGER:
arg_no_pager = true;
break;
{ "attach", 3, VERB_ANY, 0, attach },
{ "flush-devices", VERB_ANY, 1, 0, flush_devices },
{ "terminate-seat", 2, VERB_ANY, 0, terminate_seat },
+ { "poweroff", VERB_ANY, 1, 0, poweroff },
+ { "reboot", VERB_ANY, 1, 0, reboot },
+ { "suspend", VERB_ANY, 1, 0, suspend },
+ { "hibernate", VERB_ANY, 1, 0, hibernate },
+ { "hybrid-sleep", VERB_ANY, 1, 0, hybrid_sleep },
{}
};
goto finish;
}
+ sd_bus_set_allow_interactive_authorization(bus, arg_ask_password);
+
r = loginctl_main(argc, argv, bus);
finish: