check-routeros-update: send notification on renewed license...

... when a warning has been sent before.

check-routeros-update.rsc

@@ -22,6 +22,7 @@
   :global SafeUpdateNeighborIdentity;
   :global SafeUpdatePatch;
   :global SafeUpdateUrl;
+  :global SentCertificateNotification;
   :global SentRouterosUpdateNotification;
 
   :global DeviceInfo;
@@ -70,20 +71,36 @@
   :if ([ :typeof ($License->"deadline-at") ] = "str") do={
     :if ([ :len ($License->"next-renewal-at") ] = 0 && ($License->"limited-upgrades") = true) do={
       $LogPrint warning $ScriptName ("Your license expired on " . ($License->"deadline-at") . "!");
+      :if ($SentCertificateNotification != "expired") do={
         $SendNotification2 ({ origin=$ScriptName; \
           subject=([ $SymbolForNotification "warning-sign" ] . "License expired!"); \
           message=("Your license expired on " . ($License->"deadline-at") . \
             ", can no longer update RouterOS on " . $Identity . "...") });
+        :set SentCertificateNotification "expired";
+      }
       :set ExitOK true;
       :error false;
     }
 
     :if ([ :totime ($License->"deadline-at") ] - 3w < [ :timestamp ]) do={
       $LogPrint warning $ScriptName ("Your license will expire on " . ($License->"deadline-at") . "!");
+      :if ($SentCertificateNotification != "warning") do={
         $SendNotification2 ({ origin=$ScriptName; \
           subject=([ $SymbolForNotification "warning-sign" ] . "License about to expire!"); \
           message=("Your license failed to renew and is about to expire on " . \
             ($License->"deadline-at") . " on " . $Identity . "...") });
+        :set SentCertificateNotification "warning";
+      }
+    }
+
+    :if ([ :typeof $SentCertificateNotification ] = "str" && \
+         [ :totime ($License->"deadline-at") ] - 3w > [ :timestamp ]) do={
+      $LogPrint info $ScriptName ("Your license was successfully renewed.");
+      $SendNotification2 ({ origin=$ScriptName; \
+        subject=([ $SymbolForNotification "white-heavy-check-mark" ] . "License renewed"); \
+        message=("Your license was successfully renewed on " . $Identity . \
+          ". It is now valid until " . ($License->"deadline-at") . ".") });
+      :set SentCertificateNotification;
     }
   }