bin/metrics-es-cluster.rb in sensu-plugins-elasticsearch-1.9.0 vs bin/metrics-es-cluster.rb in sensu-plugins-elasticsearch-1.10.0

@@ -88,10 +88,14 @@
   option :https,
          description: 'Enables HTTPS',
          short: '-e',
          long: '--https'
 
+  option :cert_file,
+         description: 'Cert file to use',
+         long: '--cert-file CERT_FILE'
+
   def acquire_es_version
     info = get_es_resource('/')
     info['version']['number']
   end
 
@@ -106,10 +110,19 @@
                  'https'
                else
                  'http'
                end
 
-    r = RestClient::Resource.new("#{protocol}://#{config[:host]}:#{config[:port]}#{resource}", timeout: config[:timeout], headers: headers)
+    r = if config[:cert_file]
+          RestClient::Resource.new("#{protocol}://#{config[:host]}:#{config[:port]}#{resource}",
+                                   ssl_ca_file: config[:cert_file].to_s,
+                                   timeout: config[:timeout],
+                                   headers: headers)
+        else
+          RestClient::Resource.new("#{protocol}://#{config[:host]}:#{config[:port]}#{resource}",
+                                   timeout: config[:timeout],
+                                   headers: headers)
+        end
     JSON.parse(r.get)
   rescue Errno::ECONNREFUSED
     warning 'Connection refused'
   rescue RestClient::RequestTimeout
     warning 'Connection timed out'