+#ifdef HAVE_SELINUX
+ int enforce = 0;
+ usec_t before_load, after_load;
+ security_context_t con;
+ int r;
+ union selinux_callback cb;
+ bool initialized = false;
+
+ assert(loaded_policy);
+
+ /* Turn off all of SELinux' own logging, we want to do that */
+ cb.func_log = null_log;
+ selinux_set_callback(SELINUX_CB_LOG, cb);
+
+ /* Don't load policy in the initrd if we don't appear to have
+ * it. For the real root, we check below if we've already
+ * loaded policy, and return gracefully.
+ */
+ if (in_initrd() && access(selinux_path(), F_OK) < 0)
+ return 0;
+
+ /* Already initialized by somebody else? */
+ r = getcon_raw(&con);
+ if (r == 0) {
+ initialized = !streq(con, "kernel");
+ freecon(con);
+ }
+
+ /* Make sure we have no fds open while loading the policy and
+ * transitioning */
+ log_close();
+
+ /* Now load the policy */
+ before_load = now(CLOCK_MONOTONIC);
+ r = selinux_init_load_policy(&enforce);
+ if (r == 0) {
+ char timespan[FORMAT_TIMESPAN_MAX];
+ char *label;
+
+ mac_selinux_retest();
+
+ /* Transition to the new context */
+ r = mac_selinux_get_create_label_from_exe(SYSTEMD_BINARY_PATH, &label);
+ if (r < 0 || label == NULL) {
+ log_open();
+ log_error("Failed to compute init label, ignoring.");
+ } else {
+ r = setcon(label);
+
+ log_open();
+ if (r < 0)
+ log_error("Failed to transition into init label '%s', ignoring.", label);
+
+ mac_selinux_free(label);
+ }
+
+ after_load = now(CLOCK_MONOTONIC);
+
+ log_info("Successfully loaded SELinux policy in %s.",
+ format_timespan(timespan, sizeof(timespan), after_load - before_load, 0));
+
+ *loaded_policy = true;
+
+ } else {
+ log_open();
+
+ if (enforce > 0) {
+ if (!initialized) {
+ log_error("Failed to load SELinux policy. Freezing.");
+ return -EIO;
+ }
+
+ log_warning("Failed to load new SELinux policy. Continuing with old policy.");
+ } else
+ log_debug("Unable to load SELinux policy. Ignoring.");
+ }