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Diffstat (limited to 'src/login/loginctl.c')
-rw-r--r--src/login/loginctl.c328
1 files changed, 155 insertions, 173 deletions
diff --git a/src/login/loginctl.c b/src/login/loginctl.c
index e2b33a626c..caaea8dfaa 100644
--- a/src/login/loginctl.c
+++ b/src/login/loginctl.c
@@ -40,6 +40,7 @@
static char **arg_property = NULL;
static bool arg_all = false;
+static bool arg_full = false;
static bool arg_no_pager = false;
static const char *arg_kill_who = NULL;
static int arg_signal = SIGTERM;
@@ -57,7 +58,7 @@ static void pager_open_if_enabled(void) {
if (arg_no_pager)
return;
- pager_open();
+ pager_open(false);
}
static void polkit_agent_open_if_enabled(void) {
@@ -71,7 +72,7 @@ static void polkit_agent_open_if_enabled(void) {
}
static int list_sessions(DBusConnection *bus, char **args, unsigned n) {
- DBusMessage *reply = NULL;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
int r;
DBusMessageIter iter, sub, sub2;
unsigned k = 0;
@@ -88,14 +89,13 @@ static int list_sessions(DBusConnection *bus, char **args, unsigned n) {
NULL,
DBUS_TYPE_INVALID);
if (r)
- goto finish;
+ return r;
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.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&iter, &sub);
@@ -109,8 +109,7 @@ static int list_sessions(DBusConnection *bus, char **args, unsigned n) {
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&sub, &sub2);
@@ -121,8 +120,7 @@ static int list_sessions(DBusConnection *bus, char **args, unsigned n) {
bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &seat, true) < 0 ||
bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &object, false) < 0) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
printf("%10s %10u %-16s %-16s\n", id, (unsigned) uid, user, seat);
@@ -135,17 +133,11 @@ static int list_sessions(DBusConnection *bus, char **args, unsigned n) {
if (on_tty())
printf("\n%u sessions listed.\n", k);
- r = 0;
-
-finish:
- if (reply)
- dbus_message_unref(reply);
-
- return r;
+ return 0;
}
static int list_users(DBusConnection *bus, char **args, unsigned n) {
- DBusMessage *reply = NULL;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
int r;
DBusMessageIter iter, sub, sub2;
unsigned k = 0;
@@ -162,14 +154,13 @@ static int list_users(DBusConnection *bus, char **args, unsigned n) {
NULL,
DBUS_TYPE_INVALID);
if (r)
- goto finish;
+ return r;
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.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&iter, &sub);
@@ -183,8 +174,7 @@ static int list_users(DBusConnection *bus, char **args, unsigned n) {
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&sub, &sub2);
@@ -193,8 +183,7 @@ static int list_users(DBusConnection *bus, char **args, unsigned n) {
bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &user, true) < 0 ||
bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &object, false) < 0) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
printf("%10u %-16s\n", (unsigned) uid, user);
@@ -207,17 +196,11 @@ static int list_users(DBusConnection *bus, char **args, unsigned n) {
if (on_tty())
printf("\n%u users listed.\n", k);
- r = 0;
-
-finish:
- if (reply)
- dbus_message_unref(reply);
-
- return r;
+ return 0;
}
static int list_seats(DBusConnection *bus, char **args, unsigned n) {
- DBusMessage *reply = NULL;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
int r;
DBusMessageIter iter, sub, sub2;
unsigned k = 0;
@@ -234,14 +217,13 @@ static int list_seats(DBusConnection *bus, char **args, unsigned n) {
NULL,
DBUS_TYPE_INVALID);
if (r)
- goto finish;
+ return r;
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.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&iter, &sub);
@@ -254,8 +236,7 @@ static int list_seats(DBusConnection *bus, char **args, unsigned n) {
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
dbus_message_iter_recurse(&sub, &sub2);
@@ -263,8 +244,7 @@ static int list_seats(DBusConnection *bus, char **args, unsigned n) {
if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &seat, true) < 0 ||
bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &object, false) < 0) {
log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ return -EIO;
}
printf("%-16s\n", seat);
@@ -277,13 +257,7 @@ static int list_seats(DBusConnection *bus, char **args, unsigned n) {
if (on_tty())
printf("\n%u seats listed.\n", k);
- r = 0;
-
-finish:
- if (reply)
- dbus_message_unref(reply);
-
- return r;
+ return 0;
}
typedef struct SessionStatusInfo {
@@ -402,6 +376,9 @@ static void print_session_status_info(SessionStatusInfo *i) {
if (i->default_control_group) {
unsigned c;
+ int output_flags =
+ arg_all * OUTPUT_SHOW_ALL |
+ arg_full * OUTPUT_FULL_WIDTH;
printf("\t CGroup: %s\n", i->default_control_group);
@@ -412,7 +389,10 @@ static void print_session_status_info(SessionStatusInfo *i) {
else
c = 0;
- show_cgroup_and_extra_by_spec(i->default_control_group, "\t\t ", c, false, arg_all, &i->leader, i->leader > 0 ? 1 : 0);
+ show_cgroup_and_extra_by_spec(i->default_control_group,
+ "\t\t ", c, false, &i->leader,
+ i->leader > 0 ? 1 : 0,
+ output_flags);
}
}
}
@@ -454,6 +434,9 @@ static void print_user_status_info(UserStatusInfo *i) {
if (i->default_control_group) {
unsigned c;
+ int output_flags =
+ arg_all * OUTPUT_SHOW_ALL |
+ arg_full * OUTPUT_FULL_WIDTH;
printf("\t CGroup: %s\n", i->default_control_group);
@@ -464,7 +447,8 @@ static void print_user_status_info(UserStatusInfo *i) {
else
c = 0;
- show_cgroup_by_path(i->default_control_group, "\t\t ", c, false, arg_all);
+ show_cgroup_by_path(i->default_control_group, "\t\t ",
+ c, false, output_flags);
}
}
}
@@ -850,17 +834,13 @@ static int show_one(const char *verb, DBusConnection *bus, const char *path, boo
const char *interface = "";
int r;
DBusMessageIter iter, sub, sub2, sub3;
- SessionStatusInfo session_info;
- UserStatusInfo user_info;
- SeatStatusInfo seat_info;
+ SessionStatusInfo session_info = {};
+ UserStatusInfo user_info = {};
+ SeatStatusInfo seat_info = {};
assert(path);
assert(new_line);
- zero(session_info);
- zero(user_info);
- zero(seat_info);
-
r = bus_method_call_with_reply(
bus,
"org.freedesktop.login1",
@@ -950,7 +930,7 @@ finish:
}
static int show(DBusConnection *bus, char **args, unsigned n) {
- DBusMessage *reply = NULL;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
int r, ret = 0;
DBusError error;
unsigned i;
@@ -1037,15 +1017,9 @@ static int show(DBusConnection *bus, char **args, unsigned n) {
r = show_one(args[0], bus, path, show_properties, &new_line);
if (r != 0)
ret = r;
-
- dbus_message_unref(reply);
- reply = NULL;
}
finish:
- if (reply)
- dbus_message_unref(reply);
-
dbus_error_free(&error);
return ret;
@@ -1081,7 +1055,6 @@ finish:
}
static int kill_session(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
assert(args);
@@ -1090,28 +1063,28 @@ static int kill_session(DBusConnection *bus, char **args, unsigned n) {
arg_kill_who = "all";
for (i = 1; i < n; i++) {
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "KillSession",
- NULL,
- NULL,
- DBUS_TYPE_STRING, &args[i],
- DBUS_TYPE_STRING, &arg_kill_who,
- DBUS_TYPE_INT32, &arg_signal,
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ int r;
+
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "KillSession",
+ NULL,
+ NULL,
+ DBUS_TYPE_STRING, &args[i],
+ DBUS_TYPE_STRING, &arg_kill_who,
+ DBUS_TYPE_INT32, &arg_signal,
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int enable_linger(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
dbus_bool_t b, interactive = true;
@@ -1124,36 +1097,35 @@ static int enable_linger(DBusConnection *bus, char **args, unsigned n) {
for (i = 1; i < n; i++) {
uint32_t u;
uid_t uid;
+ int r;
- ret = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
- if (ret < 0) {
- log_error("Failed to resolve user %s: %s", args[i], strerror(-ret));
- goto finish;
+ r = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
+ if (r < 0) {
+ log_error("Failed to resolve user %s: %s", args[i], strerror(-r));
+ return r;
}
u = (uint32_t) uid;
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "SetUserLinger",
- NULL,
- NULL,
- DBUS_TYPE_UINT32, &u,
- DBUS_TYPE_BOOLEAN, &b,
- DBUS_TYPE_BOOLEAN, &interactive,
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "SetUserLinger",
+ NULL,
+ NULL,
+ DBUS_TYPE_UINT32, &u,
+ DBUS_TYPE_BOOLEAN, &b,
+ DBUS_TYPE_BOOLEAN, &interactive,
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int terminate_user(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
assert(args);
@@ -1161,34 +1133,33 @@ static int terminate_user(DBusConnection *bus, char **args, unsigned n) {
for (i = 1; i < n; i++) {
uint32_t u;
uid_t uid;
+ int r;
- ret = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
- if (ret < 0) {
- log_error("Failed to look up user %s: %s", args[i], strerror(-ret));
- goto finish;
+ r = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
+ if (r < 0) {
+ log_error("Failed to look up user %s: %s", args[i], strerror(-r));
+ return r;
}
u = (uint32_t) uid;
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "TerminateUser",
- NULL,
- NULL,
- DBUS_TYPE_UINT32, &u,
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "TerminateUser",
+ NULL,
+ NULL,
+ DBUS_TYPE_UINT32, &u,
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int kill_user(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
assert(args);
@@ -1199,35 +1170,34 @@ static int kill_user(DBusConnection *bus, char **args, unsigned n) {
for (i = 1; i < n; i++) {
uid_t uid;
uint32_t u;
+ int r;
- ret = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
- if (ret < 0) {
- log_error("Failed to look up user %s: %s", args[i], strerror(-ret));
- goto finish;
+ r = get_user_creds((const char**) (args+i), &uid, NULL, NULL, NULL);
+ if (r < 0) {
+ log_error("Failed to look up user %s: %s", args[i], strerror(-r));
+ return r;
}
u = (uint32_t) uid;
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "KillUser",
- NULL,
- NULL,
- DBUS_TYPE_UINT32, &u,
- DBUS_TYPE_INT32, &arg_signal,
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "KillUser",
+ NULL,
+ NULL,
+ DBUS_TYPE_UINT32, &u,
+ DBUS_TYPE_INT32, &arg_signal,
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int attach(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
dbus_bool_t interactive = true;
@@ -1236,24 +1206,25 @@ static int attach(DBusConnection *bus, char **args, unsigned n) {
polkit_agent_open_if_enabled();
for (i = 2; i < n; i++) {
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "AttachDevice",
- NULL,
- NULL,
- DBUS_TYPE_STRING, &args[1],
- DBUS_TYPE_STRING, &args[i],
- DBUS_TYPE_BOOLEAN, &interactive,
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ int r;
+
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "AttachDevice",
+ NULL,
+ NULL,
+ DBUS_TYPE_STRING, &args[1],
+ DBUS_TYPE_STRING, &args[i],
+ DBUS_TYPE_BOOLEAN, &interactive,
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int flush_devices(DBusConnection *bus, char **args, unsigned n) {
@@ -1276,6 +1247,8 @@ static int flush_devices(DBusConnection *bus, char **args, unsigned n) {
}
static int lock_sessions(DBusConnection *bus, char **args, unsigned n) {
+ assert(args);
+
polkit_agent_open_if_enabled();
return bus_method_call_with_reply (
@@ -1283,35 +1256,35 @@ static int lock_sessions(DBusConnection *bus, char **args, unsigned n) {
"org.freedesktop.login1",
"/org/freedesktop/login1",
"org.freedesktop.login1.Manager",
- "LockSessions",
+ streq(args[0], "lock-sessions") ? "LockSessions" : "UnlockSessions",
NULL,
NULL,
DBUS_TYPE_INVALID);
}
static int terminate_seat(DBusConnection *bus, char **args, unsigned n) {
- int ret = 0;
unsigned i;
assert(args);
for (i = 1; i < n; i++) {
- ret = bus_method_call_with_reply (
- bus,
- "org.freedesktop.login1",
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- "TerminateSeat",
- NULL,
- NULL,
- DBUS_TYPE_STRING, &args[i],
- DBUS_TYPE_INVALID);
- if (ret)
- goto finish;
+ int r;
+
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "TerminateSeat",
+ NULL,
+ NULL,
+ DBUS_TYPE_STRING, &args[i],
+ DBUS_TYPE_INVALID);
+ if (r)
+ return r;
}
-finish:
- return ret;
+ return 0;
}
static int help(void) {
@@ -1323,6 +1296,7 @@ static int help(void) {
" -p --property=NAME Show only properties by this name\n"
" -a --all Show all properties, including empty ones\n"
" --kill-who=WHO Who to send signal to\n"
+ " --full Do not ellipsize output\n"
" -s --signal=SIGNAL Which signal to send\n"
" --no-ask-password Don't prompt for password\n"
" -H --host=[USER@]HOST Show information for remote host\n"
@@ -1336,6 +1310,7 @@ static int help(void) {
" lock-session [ID...] Screen lock one or more sessions\n"
" unlock-session [ID...] Screen unlock one or more sessions\n"
" lock-sessions Screen lock all current sessions\n"
+ " unlock-sessions Screen unlock all current sessions\n"
" terminate-session [ID...] Terminate one or more sessions\n"
" kill-session [ID...] Send signal to processes of a session\n"
" list-users List users\n"
@@ -1362,7 +1337,8 @@ static int parse_argv(int argc, char *argv[]) {
ARG_VERSION = 0x100,
ARG_NO_PAGER,
ARG_KILL_WHO,
- ARG_NO_ASK_PASSWORD
+ ARG_NO_ASK_PASSWORD,
+ ARG_FULL,
};
static const struct option options[] = {
@@ -1376,6 +1352,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "host", required_argument, NULL, 'H' },
{ "privileged", no_argument, NULL, 'P' },
{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
+ { "full", no_argument, NULL, ARG_FULL },
{ NULL, 0, NULL, 0 }
};
@@ -1447,6 +1424,10 @@ static int parse_argv(int argc, char *argv[]) {
arg_host = optarg;
break;
+ case ARG_FULL:
+ arg_full = true;
+ break;
+
case '?':
return -EINVAL;
@@ -1478,6 +1459,7 @@ static int loginctl_main(DBusConnection *bus, int argc, char *argv[], DBusError
{ "lock-session", MORE, 2, activate },
{ "unlock-session", MORE, 2, activate },
{ "lock-sessions", EQUAL, 1, lock_sessions },
+ { "unlock-sessions", EQUAL, 1, lock_sessions },
{ "terminate-session", MORE, 2, activate },
{ "kill-session", MORE, 2, kill_session },
{ "list-users", EQUAL, 1, list_users },
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