print current datetime on start

renew_cert.sh

@@ -17,6 +17,9 @@ openssl_conf=$opt_dir/openssl.conf
 # stop script if receive SIGINT signal (ctrl-c)
 trap "exit" INT
 
+#print starting date
+echo "Cert renew script: $(date)"
+
 # check if needed files are provided
 if [ $# -eq 0 ]; then
   echo "No arguments provided."