From e588607efdad7246d2d75f91cfb4655262b1542b Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Wed, 4 Mar 2020 15:45:37 +0100
Subject: add script netwatch-notify

---
 netwatch-notify | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 netwatch-notify

(limited to 'netwatch-notify')

diff --git a/netwatch-notify b/netwatch-notify
new file mode 100644
index 0000000..8daf014
--- /dev/null
+++ b/netwatch-notify
@@ -0,0 +1,34 @@
+#!rsc
+# RouterOS script: netwatch-notify
+# Copyright (c) 2020 Christian Hesse <mail@eworm.de>
+#
+# monitor netwatch and send notifications
+
+:global NetwatchNotify;
+
+:global ParseKeyValueStore;
+:global SendNotification;
+
+:if ([ :typeof $NetwatchNotify ] = "nothing") do={
+  :set NetwatchNotify [ :toarray "" ];
+}
+
+:foreach Host in=[ / tool netwatch find where comment~"^notify," ] do={
+  :local HostVal [ / tool netwatch get $Host ];
+  :local HostName ([ $ParseKeyValueStore ($HostVal->"comment") ]->"hostname");
+  :if ($HostVal->"status" = "up") do={
+    :set ($NetwatchNotify->($HostName . "-count")) 0;
+    :if (($NetwatchNotify->($HostName . "-notified")) = true) do={
+      $SendNotification ("Netwatch Notify: " . $HostName . " up") \
+        ("Host " . $HostName . " (" . $HostVal->"host" . ") is up since " . $HostVal->"since" . ".");
+    }
+    :set ($NetwatchNotify->($HostName . "-notified")) false;
+  } else={
+    :set ($NetwatchNotify->($HostName . "-count")) (($NetwatchNotify->($HostName . "-count")) + 1);
+    :if (($NetwatchNotify->($HostName . "-count")) >= 5 && ($NetwatchNotify->($HostName . "-notified")) != true) do={
+      $SendNotification ("Netwatch Notify: " . $HostName . " down") \
+        ("Host " . $HostName . " (" . $HostVal->"host" . ") is down since " . $HostVal->"since" . ".");
+      :set ($NetwatchNotify->($HostName . "-notified")) true;
+    }
+  }
+}
-- 
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