working plugin_status support

lib/logstash/config/mixin.rb

@@ -162,6 +162,7 @@ module LogStash::Config::Mixin
       @logger = LogStash::Logger.new(STDOUT)
       is_valid = true
 
+      is_valid &&= validate_plugin_status
       is_valid &&= validate_check_invalid_parameter_names(params)
       is_valid &&= validate_check_required_parameter_names(params)
       is_valid &&= validate_check_parameter_values(params)
@@ -169,6 +170,22 @@ module LogStash::Config::Mixin
       return is_valid
     end # def validate
 
+    def validate_plugin_status
+      case @plugin_status
+      when "experimental"
+        @logger.warn("Using experimental plugin #{@config_name}. This plugin is untested. Use at your own risk")
+      when "unstable"
+        @logger.info("Using unstable plugin #{@config_name}.")
+      when "stable"
+        # This is cool.
+      when nil
+        raise "#{@config_name} must set a plugin_status"
+      else
+        raise "#{@config_name} set an invalid plugin status #{@plugin_status}. Valid values are experimental, unstable and stable"
+      end
+      return true
+    end
+
     def validate_check_invalid_parameter_names(params)
       invalid_params = params.keys
       # Filter out parameters that match regexp keys.

lib/logstash/filters/base.rb

@@ -8,7 +8,7 @@ class LogStash::Filters::Base < LogStash::Plugin
 
   config_name "filter"
 
-  plugin_status "unstable"
+  plugin_status nil
 
   # The type to act on. If a type is given, then this filter will only
   # act on messages with the same type. See any input plugin's "type"

lib/logstash/inputs/base.rb

@@ -9,8 +9,6 @@ class LogStash::Inputs::Base < LogStash::Plugin
   include LogStash::Config::Mixin
   config_name "input"
 
-  plugin_status "unstable"
-
   # Label this input with a type.
   # Types are used mainly for filter activation.
   #

lib/logstash/inputs/stdin.rb

@@ -10,6 +10,8 @@ class LogStash::Inputs::Stdin < LogStash::Inputs::Base
 
   config_name "stdin"
 
+  plugin_status "experimental"
+
   public
   def register
     @host = Socket.gethostname

lib/logstash/outputs/base.rb

@@ -11,8 +11,6 @@ class LogStash::Outputs::Base < LogStash::Plugin
 
   config_name "output"
 
-  plugin_status "unstable"
-
   # The type to act on. If a type is given, then this output will only
   # act on messages with the same type. See any input plugin's "type"
   # attribute for more.

lib/logstash/outputs/stdout.rb

@@ -9,6 +9,7 @@ class LogStash::Outputs::Stdout < LogStash::Outputs::Base
 
   config_name "stdout"
 
+  plugin_status "unstable"
   # Enable debugging. Tries to pretty-print the entire event object.
   config :debug, :validate => :boolean