Try to set online status.

conn/xmpp/xmpp.go

@@ -69,6 +69,7 @@ func runClient(cfg *xmpp.Config) {
 		logError(err)
 		return
 	}
+	SetOnline(cfg, client)
 
 	// If you pass the client to a connection manager, it will handle the reconnect policy
 	// for you automatically.
@@ -76,3 +77,11 @@ func runClient(cfg *xmpp.Config) {
 
 	log.Print(cm.Run())
 }
+
+func SetOnline(cfg *xmpp.Config, client *xmpp.Client) {
+	pkt := stanza.NewPresence(stanza.Attrs{
+		From: cfg.Jid,
+	})
+
+	client.Send(pkt)
+}