unit: save description/slice of transient units to /run

[elogind.git] / src / core / main.c

diff --git a/src/core/main.c b/src/core/main.c
index 3c6fccf527d4adf7f0875b1a75cebce61182efac..efc5791bbc9ff12893e4a60b3117254cd5e030e7 100644 (file)
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -1055,15 +1055,16 @@ static int prepare_reexecute(Manager *m, FILE **_f, FDSet **_fds, bool switching
         assert(_f);
         assert(_fds);
 
-        /* Make sure nothing is really destructed when we shut down */
-        m->n_reloading ++;
-
         r = manager_open_serialization(m, &f);
         if (r < 0) {
                 log_error("Failed to create serialization file: %s", strerror(-r));
                 goto fail;
         }
 
+        /* Make sure nothing is really destructed when we shut down */
+        m->n_reloading ++;
+        bus_broadcast_reloading(m, true);
+
         fds = fdset_new();
         if (!fds) {
                 r = -ENOMEM;
@@ -1345,10 +1346,10 @@ int main(int argc, char *argv[]) {
                                  */
                                 hwclock_reset_timezone();
 
-                                /* Tell the kernel our time zone */
+                                /* Tell the kernel our timezone */
                                 r = hwclock_set_timezone(NULL);
                                 if (r < 0)
-                                        log_error("Failed to set the kernel's time zone, ignoring: %s", strerror(-r));
+                                        log_error("Failed to set the kernel's timezone, ignoring: %s", strerror(-r));
                         }
                 }
 
@@ -1613,7 +1614,7 @@ int main(int argc, char *argv[]) {
         if (arg_running_as == SYSTEMD_SYSTEM)
                 bump_rlimit_nofile(&saved_rlimit_nofile);
 
-        r = manager_new(arg_running_as, &m);
+        r = manager_new(arg_running_as, !!serialization, &m);
         if (r < 0) {
                 log_error("Failed to allocate manager object: %s", strerror(-r));
                 goto finish;
@@ -1666,7 +1667,7 @@ int main(int argc, char *argv[]) {
                 if (r < 0) {
                         log_error("Failed to load default target: %s", bus_error(&error, r));
                         dbus_error_free(&error);
-                } else if (target->load_state == UNIT_ERROR)
+                } else if (target->load_state == UNIT_ERROR || target->load_state == UNIT_NOT_FOUND)
                         log_error("Failed to load default target: %s", strerror(-target->load_error));
                 else if (target->load_state == UNIT_MASKED)
                         log_error("Default target masked.");
@@ -1679,7 +1680,7 @@ int main(int argc, char *argv[]) {
                                 log_error("Failed to load rescue target: %s", bus_error(&error, r));
                                 dbus_error_free(&error);
                                 goto finish;
-                        } else if (target->load_state == UNIT_ERROR) {
+                        } else if (target->load_state == UNIT_ERROR || target->load_state == UNIT_NOT_FOUND) {
                                 log_error("Failed to load rescue target: %s", strerror(-target->load_error));
                                 goto finish;
                         } else if (target->load_state == UNIT_MASKED) {
@@ -1942,6 +1943,10 @@ finish:
                         watchdog_close(true);
                 }
 
+                /* avoid the creation of new processes forked by the kernel; at this
+                 * point, we will not listen to the signals anyway */
+                cg_uninstall_release_agent(SYSTEMD_CGROUP_CONTROLLER);
+
                 execve(SYSTEMD_SHUTDOWN_BINARY_PATH, (char **) command_line, env_block);
                 free(env_block);
                 log_error("Failed to execute shutdown binary, freezing: %m");