From eb38e6252b3c52a44d0d33679b3bc3178674c7f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Fri, 5 May 2023 00:31:37 +0200
Subject: Everything

---
 lib/facter/dns_zone_serial.rb | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 lib/facter/dns_zone_serial.rb

(limited to 'lib/facter')

diff --git a/lib/facter/dns_zone_serial.rb b/lib/facter/dns_zone_serial.rb
new file mode 100644
index 0000000..6aca94e
--- /dev/null
+++ b/lib/facter/dns_zone_serial.rb
@@ -0,0 +1,20 @@
+require 'resolv'
+
+Facter.add(:dns_zone_serial) do
+  confine do
+    Facter.Util.Resolution.which('named-checkconf')
+  end
+
+  setcode do
+    dns = Resolv::DNS.new(nameserver: ['localhost'])
+    zones = `named-checkconf -l`
+            .split("\n")
+            .map { |line| line.split(' ') }
+            .filter { |zone| zone.last == 'master' }
+    zone_map = {}
+    zones.map do |zone|
+      zone_map["#{zone[0]}."] = dns.getresource(zone[0], Resolv::DNS::Resource::IN::SOA).serial
+    end
+    zone_map
+  end
+end
-- 
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