client: more informative update information

diff --git a/client-scripts/dyn-ns-client b/client-scripts/dyn-ns-client
index 88d92204e121fff6571d6dbf111aa4b9d2b09b75..175d88024259ac9702b27a473f05900de0ca0ed3 100755 (executable)
--- a/client-scripts/dyn-ns-client
+++ b/client-scripts/dyn-ns-client
@@ -143,9 +143,15 @@ def updateDomain(server, domain, ipv4, ipv6, password, config, verbose):
         if verbose >= VERBOSE_CHANGE:
             msg = "Successfully updated domain {} on {}:".format(domain, server)
             if ipv4 is not None:
-                msg += " IPv4={} -> {}".format(curIPv4, ipv4)
+                if curIPv4 == ipv4:
+                    msg += " IPv4={} (unchanged)".format(curIPv4)
+                else:
+                    msg += " IPv4={} -> {}".format(curIPv4, ipv4)
             if ipv6 is not None:
-                msg += " IPv6={} -> {}".format(curIPv6, ipv6)
+                if curIPv6 == ipv6:
+                    msg += " IPv6={} (unchanged)".format(curIPv6)
+                else:
+                    msg += " IPv6={} -> {}".format(curIPv6, ipv6)
             print(msg)
         # all went all right
         return True