#include "build.h"
#include "strv.h"
-static const char* arg_what = "idle:suspend:shutdown";
+static const char* arg_what = "idle:sleep:shutdown";
static const char* arg_who = NULL;
static const char* arg_why = "Unknown reason";
static const char* arg_mode = "block";
} arg_action = ACTION_INHIBIT;
static int inhibit(DBusConnection *bus, DBusError *error) {
- DBusMessage *m = NULL, *reply = NULL;
- int fd;
-
- assert(bus);
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+ int r;
- m = dbus_message_new_method_call(
+ r = bus_method_call_with_reply(
+ bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
"org.freedesktop.login1.Manager",
- "Inhibit");
- if (!m)
- return -ENOMEM;
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, &arg_what,
- DBUS_TYPE_STRING, &arg_who,
- DBUS_TYPE_STRING, &arg_why,
- DBUS_TYPE_STRING, &arg_mode,
- DBUS_TYPE_INVALID)) {
- fd = -ENOMEM;
- goto finish;
- }
-
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
- if (!reply) {
- fd = -EIO;
- goto finish;
- }
+ "Inhibit",
+ &reply,
+ NULL,
+ DBUS_TYPE_STRING, &arg_what,
+ DBUS_TYPE_STRING, &arg_who,
+ DBUS_TYPE_STRING, &arg_why,
+ DBUS_TYPE_STRING, &arg_mode,
+ DBUS_TYPE_INVALID);
+ if (r < 0)
+ return r;
if (!dbus_message_get_args(reply, error,
- DBUS_TYPE_UNIX_FD, &fd,
- DBUS_TYPE_INVALID)){
- fd = -EIO;
- goto finish;
- }
+ DBUS_TYPE_UNIX_FD, &r,
+ DBUS_TYPE_INVALID))
+ return -EIO;
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- return fd;
+ return r;
}
static int print_inhibitors(DBusConnection *bus, DBusError *error) {
- DBusMessage *m, *reply;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
unsigned n = 0;
DBusMessageIter iter, sub, sub2;
int r;
- assert(bus);
-
- m = dbus_message_new_method_call(
+ r = bus_method_call_with_reply(
+ bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
"org.freedesktop.login1.Manager",
- "ListInhibitors");
- if (!m)
+ "ListInhibitors",
+ &reply,
+ NULL,
+ DBUS_TYPE_INVALID);
+ if (r < 0)
+ return r;
+
+ if (!dbus_message_iter_init(reply, &iter))
return -ENOMEM;
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
- if (!reply) {
- r = -EIO;
- goto finish;
- }
-
- if (!dbus_message_iter_init(reply, &iter)) {
- r = -ENOMEM;
- goto finish;
- }
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY)
+ return -EIO;
- if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY) {
- r = -EIO;
- goto finish;
- }
dbus_message_iter_recurse(&iter, &sub);
-
- printf("%-21s %-20s %-20s %-5s %6s %6s\n",
- "WHAT",
- "WHO",
- "WHY",
- "MODE",
- "UID",
- "PID");
-
-
while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
const char *what, *who, *why, *mode;
- char *ewho, *ewhy;
+ _cleanup_free_ char *comm = NULL, *u = NULL;
dbus_uint32_t uid, pid;
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
- r = -EIO;
- goto finish;
- }
+ if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT)
+ return -EIO;
dbus_message_iter_recurse(&sub, &sub2);
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) {
- r = -EIO;
- goto finish;
- }
+ bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, false) < 0)
+ return -EIO;
- ewho = ellipsize(who, 20, 66);
- ewhy = ellipsize(why, 20, 66);
+ get_process_comm(pid, &comm);
+ u = uid_to_name(uid);
- printf("%-21s %-20s %-20s %-5s %6lu %6lu\n",
- what, ewho ? ewho : who, ewhy ? ewhy : why, mode, (unsigned long) uid, (unsigned long) pid);
-
- free(ewho);
- free(ewhy);
+ printf(" Who: %s (UID %lu/%s, PID %lu/%s)\n"
+ " What: %s\n"
+ " Why: %s\n"
+ " Mode: %s\n\n",
+ who, (unsigned long) uid, strna(u), (unsigned long) pid, strna(comm),
+ what,
+ why,
+ mode);
dbus_message_iter_next(&sub);
n++;
}
- printf("\n%u inhibitors listed.\n", n);
- r = 0;
-
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- return r;
+ printf("%u inhibitors listed.\n", n);
+ return 0;
}
static int help(void) {
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
- "Execute a process while inhibiting shutdown/suspend/idle.\n\n"
+ "Execute a process while inhibiting shutdown/sleep/idle.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
- " --what=WHAT Operations to inhibit, colon separated list of idle,\n"
- " suspend, shutdown\n"
+ " --what=WHAT Operations to inhibit, colon separated list of:\n"
+ " shutdown, sleep, idle, handle-power-key,\n"
+ " handle-suspend-key, handle-hibernate-key,\n"
+ " handle-lid-switch\n"
" --who=STRING A descriptive string who is inhibiting\n"
" --why=STRING A descriptive string why is being inhibited\n"
" --mode=MODE One of block or delay\n"
case ARG_VERSION:
puts(PACKAGE_STRING);
- puts(DISTRIBUTION);
puts(SYSTEMD_FEATURES);
return 0;
}
}
- if (arg_action == ACTION_INHIBIT && optind >= argc) {
+ if (arg_action == ACTION_INHIBIT && argc == 1)
+ arg_action = ACTION_LIST;
+
+ else if (arg_action == ACTION_INHIBIT && optind >= argc) {
log_error("Missing command line to execute.");
return -EINVAL;
}
int r, exit_code = 0;
DBusConnection *bus = NULL;
DBusError error;
- int fd = -1;
+ _cleanup_close_ int fd = -1;
dbus_error_init(&error);
r = print_inhibitors(bus, &error);
if (r < 0) {
- log_error("Failed to list inhibitors: %s", bus_error_message_or_strerror(&error, -r));
+ log_error("Failed to list inhibitors: %s", bus_error(&error, r));
goto finish;
}
free(w);
if (fd < 0) {
- log_error("Failed to inhibit: %s", bus_error_message_or_strerror(&error, -r));
+ log_error("Failed to inhibit: %s", bus_error(&error, r));
r = fd;
goto finish;
}
/* Child */
close_nointr_nofail(fd);
+ close_all_fds(NULL, 0);
+
execvp(argv[optind], argv + optind);
log_error("Failed to execute %s: %m", argv[optind]);
_exit(EXIT_FAILURE);
dbus_error_free(&error);
- if (fd >= 0)
- close_nointr_nofail(fd);
-
return r < 0 ? EXIT_FAILURE : exit_code;
}