swap: properly enter maintenance mode on failure

[elogind.git] / src / initctl.c

diff --git a/src/initctl.c b/src/initctl.c
index b6bcaf9fc6ecee159bd6818005167b67dfd0a766..83a560a14a538e305d16bb8f45d85cc633fa98f4 100644 (file)
--- a/src/initctl.c
+++ b/src/initctl.c
@@ -41,6 +41,7 @@
 #include "initreq.h"
 #include "special.h"
 #include "sd-daemon.h"
+#include "dbus-common.h"
 
 #define SERVER_FD_MAX 16
 #define TIMEOUT ((int) (10*MSEC_PER_SEC))
@@ -231,7 +232,7 @@ static void server_done(Server *s) {
                 close_nointr_nofail(s->epoll_fd);
 
         if (s->bus) {
-               dbus_connection_set_exit_on_disconnect(s->bus, FALSE);
+               dbus_connection_close(s->bus);
                dbus_connection_unref(s->bus);
         }
 }
@@ -290,13 +291,13 @@ static int server_init(Server *s, unsigned n_sockets) {
                         goto fail;
                 }
 
-                f->fd = SD_LISTEN_FDS_START+i;
+                f->fd = fd;
                 LIST_PREPEND(Fifo, fifo, s->fifos, f);
                 f->server = s;
                 s->n_fifos ++;
         }
 
-        if (!(s->bus = dbus_connection_open("unix:abstract=/org/freedesktop/systemd1/private", &error))) {
+        if (bus_connect(DBUS_BUS_SYSTEM, &s->bus, NULL, &error) < 0) {
                 log_error("Failed to get D-Bus connection: %s", error.message);
                 goto fail;
         }
@@ -336,6 +337,16 @@ int main(int argc, char *argv[]) {
         Server server;
         int r = 3, n;
 
+        if (getppid() != 1) {
+                log_error("This program should be invoked by init only.");
+                return 1;
+        }
+
+        if (argc > 1) {
+                log_error("This program does not take arguments.");
+                return 1;
+        }
+
         log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
         log_parse_environment();