1 files changed, 45 insertions, 0 deletions
diff --git a/ospf-to-leds.rsc b/ospf-to-leds.rsc
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+++ b/ospf-to-leds.rsc
@@ -0,0 +1,45 @@
+#!rsc by RouterOS
+# RouterOS script: ospf-to-leds
+# Copyright (c) 2020-2024 Christian Hesse <mail@eworm.de>
+# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
+#
+# requires RouterOS, version=7.13
+#
+# visualize ospf instance state via leds
+# https://git.eworm.de/cgit/routeros-scripts/about/doc/ospf-to-leds.md
+
+:global GlobalFunctionsReady;
+:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
+
+:do {
+  :local ScriptName [ :jobname ];
+
+  :global LogPrint;
+  :global ParseKeyValueStore;
+  :global ScriptLock;
+
+  :if ([ $ScriptLock $ScriptName ] = false) do={
+    :error false;
+  }
+
+  :foreach Instance in=[ /routing/ospf/instance/find where comment~"^ospf-to-leds," ] do={
+    :local InstanceVal [ /routing/ospf/instance/get $Instance ];
+    :local LED ([ $ParseKeyValueStore ($InstanceVal->"comment") ]->"leds");
+    :local LEDType [ /system/leds/get [ find where leds=$LED ] type ];
+
+    :local NeighborCount 0;
+    :foreach Area in=[ /routing/ospf/area/find where instance=($InstanceVal->"name") ] do={
+      :local AreaName [ /routing/ospf/area/get $Area name ];
+      :set NeighborCount ($NeighborCount + [ :len [ /routing/ospf/neighbor/find where area=$AreaName ] ]);
+    }
+
+    :if ($NeighborCount > 0 && $LEDType = "off") do={
+      $LogPrint info $ScriptName ("OSPF instance " . $InstanceVal->"name" . " has " . $NeighborCount . " neighbors, led on!");
+      /system/leds/set type=on [ find where leds=$LED ];
+    }
+    :if ($NeighborCount = 0 && $LEDType = "on") do={
+      $LogPrint info $ScriptName ("OSPF instance " . $InstanceVal->"name" . " has no neighbors, led off!");
+      /system/leds/set type=off [ find where leds=$LED ];
+    }
+  }
+} on-error={ }