From 8b57b876b4cdde93a60411a5e2e77a729b7de4c5 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Fri, 12 Nov 2021 19:53:27 +0000
Subject: [PATCH] Handle machines with a single interface

---
 cookbooks/hardware/templates/default/lldp.rb.erb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/cookbooks/hardware/templates/default/lldp.rb.erb b/cookbooks/hardware/templates/default/lldp.rb.erb
index 6ccd1cdfa..fb8d8cf0f 100644
--- a/cookbooks/hardware/templates/default/lldp.rb.erb
+++ b/cookbooks/hardware/templates/default/lldp.rb.erb
@@ -8,7 +8,13 @@ Ohai.plugin(:Lldp) do
 
     json = JSON.parse(%x(/usr/sbin/lldpctl -f json))
 
-    json["lldp"]["interface"].each do |interface|
+    interfaces = if json["lldp"]["interface"].is_a?(Array)
+                   json["lldp"]["interface"]
+                 else
+                   [json["lldp"]["interface"]]
+                 end
+
+    interfaces.each do |interface|
       interface.each do |name, details|
         lldp[name] = details
       end
-- 
2.45.1