ACTION_RUN,
ACTION_HELP,
ACTION_TEST,
- ACTION_DUMP_CONFIGURATION_ITEMS
+ ACTION_DUMP_CONFIGURATION_ITEMS,
+ ACTION_DONE
} action = ACTION_RUN;
static char *default_unit = NULL;
static bool confirm_spawn = false;
static FILE* serialization = NULL;
-_noreturn static void freeze(void) {
+_noreturn_ static void freeze(void) {
for (;;)
pause();
}
static void nop_handler(int sig) {
}
-_noreturn static void crash(int sig) {
+_noreturn_ static void crash(int sig) {
if (!dump_core)
log_error("Caught <%s>, not dumping core.", strsignal(sig));
sa.sa_handler = crash;
sa.sa_flags = SA_NODEFER;
- sigaction_many(&sa, SIGNALS_CRASH_HANLDER, -1);
+ sigaction_many(&sa, SIGNALS_CRASH_HANDLER, -1);
}
static int make_null_stdio(void) {
ARG_TEST,
ARG_DUMP_CONFIGURATION_ITEMS,
ARG_CONFIRM_SPAWN,
- ARG_DESERIALIZE
+ ARG_DESERIALIZE,
+ ARG_INTROSPECT
};
static const struct option options[] = {
{ "dump-configuration-items", no_argument, NULL, ARG_DUMP_CONFIGURATION_ITEMS },
{ "confirm-spawn", no_argument, NULL, ARG_CONFIRM_SPAWN },
{ "deserialize", required_argument, NULL, ARG_DESERIALIZE },
+ { "introspect", optional_argument, NULL, ARG_INTROSPECT },
{ NULL, 0, NULL, 0 }
};
break;
}
+ case ARG_INTROSPECT: {
+ const char * const * i = NULL;
+
+ for (i = bus_interface_table; *i; i += 2)
+ if (!optarg || streq(i[0], optarg)) {
+ fputs(DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
+ "<node>\n", stdout);
+ fputs(i[1], stdout);
+ fputs("</node>\n", stdout);
+
+ if (optarg)
+ break;
+ }
+
+ if (!i[0] && optarg)
+ log_error("Unknown interface %s.", optarg);
+
+ action = ACTION_DONE;
+ break;
+ }
+
case 'h':
action = ACTION_HELP;
break;
" --running-as=AS Set running as (init, system, session)\n"
" --test Determine startup sequence, dump it and exit\n"
" --dump-configuration-items Dump understood unit configuration items\n"
- " --confirm-spawn Ask for confirmation when spawning processes\n",
+ " --confirm-spawn Ask for confirmation when spawning processes\n"
+ " --introspect[=INTERFACE] Extract D-Bus interface data\n",
__progname);
return 0;
/* Mount /proc, /sys and friends, so that /proc/cmdline and
* /proc/$PID/fd is available. */
- if (mount_setup() < 0)
- goto finish;
+ if (geteuid() == 0)
+ if (mount_setup() < 0)
+ goto finish;
/* Reset all signal handlers. */
assert_se(reset_all_signal_handlers() == 0);
unit_dump_config_items(stdout);
retval = 0;
goto finish;
+ } else if (action == ACTION_DONE) {
+ retval = 0;
+ goto finish;
}
assert_se(action == ACTION_RUN || action == ACTION_TEST);