From c982cde0bd01ed27b030ab83593cdc87c328b3d9 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Tue, 6 Jul 2021 22:32:42 +0200
Subject: collect-wireless-mac: do not fail on missing dns record

---
 collect-wireless-mac.capsman  | 7 ++++---
 collect-wireless-mac.local    | 7 ++++---
 collect-wireless-mac.template | 7 ++++---
 3 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/collect-wireless-mac.capsman b/collect-wireless-mac.capsman
index 0cf10a7..0373982 100644
--- a/collect-wireless-mac.capsman
+++ b/collect-wireless-mac.capsman
@@ -55,9 +55,10 @@ $ScriptLock $0 false 10;
       :if ([ :len $HostName ] = 0) do={
         :set HostName "no hostname";
       }
-      :set DnsName [ / ip dns static get ([ find where address=$Address ]->0) name ];
-      :if ([ :len $DnsName ] = 0) do={
-        :set DnsName "no dns name";
+      :set DnsName "no dns name";
+      :local DnsRec ([ / ip dns static find where address=$Address ]->0);
+      :if ([ :len $DnsRec ] > 0) do={
+        :set DnsName [ / ip dns static get $DnsRec name ];
       }
     }
     :local DateTime ([ / system clock get date ] . " " . [ / system clock get time ]);
diff --git a/collect-wireless-mac.local b/collect-wireless-mac.local
index 41fe296..109ec5c 100644
--- a/collect-wireless-mac.local
+++ b/collect-wireless-mac.local
@@ -55,9 +55,10 @@ $ScriptLock $0 false 10;
       :if ([ :len $HostName ] = 0) do={
         :set HostName "no hostname";
       }
-      :set DnsName [ / ip dns static get ([ find where address=$Address ]->0) name ];
-      :if ([ :len $DnsName ] = 0) do={
-        :set DnsName "no dns name";
+      :set DnsName "no dns name";
+      :local DnsRec ([ / ip dns static find where address=$Address ]->0);
+      :if ([ :len $DnsRec ] > 0) do={
+        :set DnsName [ / ip dns static get $DnsRec name ];
       }
     }
     :set ($RegVal->"ssid") [ / interface wireless get [ find where name=($RegVal->"interface") ] ssid ];
diff --git a/collect-wireless-mac.template b/collect-wireless-mac.template
index 9b817a4..e8579f0 100644
--- a/collect-wireless-mac.template
+++ b/collect-wireless-mac.template
@@ -56,9 +56,10 @@ $ScriptLock $0 false 10;
       :if ([ :len $HostName ] = 0) do={
         :set HostName "no hostname";
       }
-      :set DnsName [ / ip dns static get ([ find where address=$Address ]->0) name ];
-      :if ([ :len $DnsName ] = 0) do={
-        :set DnsName "no dns name";
+      :set DnsName "no dns name";
+      :local DnsRec ([ / ip dns static find where address=$Address ]->0);
+      :if ([ :len $DnsRec ] > 0) do={
+        :set DnsName [ / ip dns static get $DnsRec name ];
       }
     }
     :set ($RegVal->"ssid") [ / interface wireless get [ find where name=($RegVal->"interface") ] ssid ];
-- 
cgit v1.2.3-54-g00ecf