nspawn: bind mount /dev/nul to /proc/kmsg, so that the container can't muck with...

[elogind.git] / src / initctl.c

diff --git a/src/initctl.c b/src/initctl.c
index eaa717ad916bdb55115870696123397bb012759e..0eb008d9e6bd6969635d96b182f8a7729c47330e 100644 (file)
--- a/src/initctl.c
+++ b/src/initctl.c
@@ -6,16 +6,16 @@
   Copyright 2010 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
   (at your option) any later version.
 
   systemd is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  General Public License for more details.
+  Lesser General Public License for more details.
 
-  You should have received a copy of the GNU General Public License
+  You should have received a copy of the GNU Lesser General Public License
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
@@ -34,13 +34,13 @@
 #include <ctype.h>
 
 #include <dbus/dbus.h>
+#include <systemd/sd-daemon.h>
 
 #include "util.h"
 #include "log.h"
 #include "list.h"
 #include "initreq.h"
 #include "special.h"
-#include "sd-daemon.h"
 #include "dbus-common.h"
 #include "def.h"
 
@@ -56,6 +56,8 @@ typedef struct Server {
         unsigned n_fifos;
 
         DBusConnection *bus;
+
+        bool quit;
 } Server;
 
 struct Fifo {
@@ -174,6 +176,13 @@ static void request_process(Server *s, const struct init_request *req) {
                         case 'U':
                                 if (kill(1, SIGTERM) < 0)
                                         log_error("kill() failed: %m");
+
+                                /* The bus connection will be
+                                 * terminated if PID 1 is reexecuted,
+                                 * hence let's just exit here, and
+                                 * rely on that we'll be restarted on
+                                 * the next request */
+                                s->quit = true;
                                 break;
 
                         case 'q':
@@ -379,7 +388,7 @@ int main(int argc, char *argv[]) {
                 return EXIT_FAILURE;
         }
 
-        log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
+        log_set_target(LOG_TARGET_AUTO);
         log_parse_environment();
         log_open();
 
@@ -404,7 +413,7 @@ int main(int argc, char *argv[]) {
                   "READY=1\n"
                   "STATUS=Processing requests...");
 
-        for (;;) {
+        while (!server.quit) {
                 struct epoll_event event;
                 int k;