diff -urN smeserver-tftp-server-1.2.old/createlinks smeserver-tftp-server-1.2/createlinks
--- smeserver-tftp-server-1.2.old/createlinks	2007-04-28 01:33:48.000000000 +0100
+++ smeserver-tftp-server-1.2/createlinks	2021-11-09 16:35:12.769174364 +0000
@@ -1,12 +1,31 @@
 #!/usr/bin/perl -w
-
 use esmith::Build::CreateLinks qw(:all);
 use File::Basename;
 use File::Path;
+# our event specific for updating with yum without reboot
+$event = 'smeserver-tftp-server-update';
+#add here the path to your templates needed to expand
+#see the /etc/systemd/system-preset/49-koozali.preset should be present for systemd integration on all you yum update event
+
+foreach my $file (qw(
+                /etc/systemd/system-preset/49-koozali.preset
+))
+{
+    templates2events( $file, $event );
+}
+#action needed in case we have a systemd unit
+event_link('systemd-default', $event, '10');
+event_link('systemd-reload', $event, '50');
+#action specific to this package
+#event_link('action', $event, '30');
+#services we need to restart
+safe_symlink('restart',"root/etc/e-smith/events/$event/services2adjust/tftp");
+#and Server Manager panel link
+#panel_link('somefunction', 'manager');
 
-safe_symlink("../daemontools", "root/etc/rc.d/init.d/supervise/tftpd");
-safe_symlink("restart", "root/etc/e-smith/events/tftpd-conf/services2adjust/tftpd");
-safe_symlink("/var/service/tftpd", "root/service/tftpd");
-service_link_enhanced("tftpd", "S85", "7");
-service_link_enhanced("tftpd", "K25", "0");
+#safe_symlink("../daemontools", "root/etc/rc.d/init.d/supervise/tftpd");
+#safe_symlink("restart", "root/etc/e-smith/events/tftpd-conf/services2adjust/tftpd");
+#safe_symlink("/var/service/tftpd", "root/service/tftpd");
+#service_link_enhanced("tftpd", "S85", "7");
+#service_link_enhanced("tftpd", "K25", "0");
 templates2events("/etc/hosts.allow", qw(tftpd-conf));
diff -urN smeserver-tftp-server-1.2.old/root/usr/lib/systemd/system/tftp.service.d/50koozali.conf smeserver-tftp-server-1.2/root/usr/lib/systemd/system/tftp.service.d/50koozali.conf
--- smeserver-tftp-server-1.2.old/root/usr/lib/systemd/system/tftp.service.d/50koozali.conf	1970-01-01 01:00:00.000000000 +0100
+++ smeserver-tftp-server-1.2/root/usr/lib/systemd/system/tftp.service.d/50koozali.conf	2021-11-09 16:34:29.080750329 +0000
@@ -0,0 +1,3 @@
+[Install]
+WantedBy=sme-server.target
+