add custom options parameter to instance

REFERENCE.md

@@ -2013,6 +2013,7 @@ The following parameters are available in the `redis::instance` defined type:
 * [`acls`](#-redis--instance--acls)
 * [`output_buffer_limit_slave`](#-redis--instance--output_buffer_limit_slave)
 * [`output_buffer_limit_pubsub`](#-redis--instance--output_buffer_limit_pubsub)
+* [`custom_options`](#-redis--instance--custom_options)
 
 ##### <a name="-redis--instance--activerehashing"></a>`activerehashing`
 
@@ -3025,6 +3026,14 @@ Value of client-output-buffer-limit-pubsub in redis config
 
 Default value: `$redis::output_buffer_limit_pubsub`
 
+##### <a name="-redis--instance--custom_options"></a>`custom_options`
+
+Data type: `Hash[String[1],Variant[String[1], Integer]]`
+
+hash of custom options, not available as direct parameter.
+
+Default value: `{}`
+
 ## Functions
 
 ### <a name="redis--get"></a>`redis::get`

manifests/instance.pp

@@ -289,6 +289,9 @@
 # @param output_buffer_limit_pubsub
 #   Value of client-output-buffer-limit-pubsub in redis config
 #
+# @param custom_options
+#   hash of custom options, not available as direct parameter.
+#
 define redis::instance (
   Boolean $activerehashing                                       = $redis::activerehashing,
   Boolean $aof_load_truncated                                    = $redis::aof_load_truncated,
@@ -412,6 +415,7 @@
   Optional[Boolean] $jemalloc_bg_thread                          = $redis::jemalloc_bg_thread,
   Optional[Boolean] $rdb_save_incremental_fsync                  = $redis::rdb_save_incremental_fsync,
   Array[String[1]] $acls                                         = $redis::acls,
+  Hash[String[1],Variant[String[1], Integer]] $custom_options    = {},
 ) {
   if $title == 'default' {
     $redis_file_name_orig = $config_file_orig
@@ -604,6 +608,7 @@
         jemalloc_bg_thread            => $jemalloc_bg_thread,
         rdb_save_incremental_fsync    => $rdb_save_incremental_fsync,
         acls                          => $acls,
+        custom_options                => $custom_options,
       }
     ),
   }

spec/defines/instance_spec.rb

@@ -49,6 +49,23 @@ class { 'redis':
 
         it { is_expected.to contain_service('redis-server-app2.service').with_ensure(true).with_enable(true) }
       end
+
+      context 'with custom options' do
+        let(:title) { 'default' }
+        let(:params) do
+          {
+            config_file_orig: '/tmp/myorig.conf',
+            custom_options: { 'myoption' => 'avalue', 'anotheroption' => 'anothervalue' },
+          }
+        end
+
+        it do
+          is_expected.to contain_file('/tmp/myorig.conf').
+            with_content(%r{^bind 127.0.0.1}).
+            with_content(%r{^myoption avalue}).
+            with_content(%r{^anotheroption anothervalue})
+        end
+      end
     end
   end
 end

templates/redis.conf.epp

@@ -100,6 +100,7 @@
   Optional[Boolean]                                  $jemalloc_bg_thread,
   Optional[Boolean]                                  $rdb_save_incremental_fsync,
   Array[String[1]]                                   $acls,
+  Hash[String[1],Variant[String[1], Integer]]        $custom_options,
 | -%>
 # Redis configuration file example
 
@@ -1178,6 +1179,9 @@ active-defrag-max-scan-fields <%= $active_defrag_max_scan_fields %>
 
 # Jemalloc background thread for purging will be enabled by default
 <% if $jemalloc_bg_thread { -%>jemalloc-bg-thread <%= $jemalloc_bg_thread ? {true => 'yes', default => 'no'} %><% } -%>
+<% $custom_options.each |String $k, String $v| { -%>
+<%= $k %> <%= $v %>
+<% } -%>
 
 ################################## MODULES #####################################