Migrate x-pack-logstash source to logstash

x-pack/lib/monitoring/internal_pipeline_source.rb

@@ -0,0 +1,22 @@
+# Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+# or more contributor license agreements. Licensed under the Elastic License;
+# you may not use this file except in compliance with the Elastic License.
+
+require "logstash/config/source/base"
+
+module LogStash module Monitoring
+  class InternalPipelineSource < LogStash::Config::Source::Base
+    def initialize(pipeline_config)
+      super(pipeline_config.settings)
+      @pipeline_config = pipeline_config
+    end
+
+    def pipeline_configs
+      return @pipeline_config
+    end
+
+    def match?
+      true
+    end
+  end
+end end