Prevent ElasticSearch outages from bringing down the rest of your app

tire_fail_fast.rb

module Tire
  module Search
    class Search
      alias :perform_without_fail_fast :perform

      def perform
        @options[:timeout] = '1900ms'
        begin
          Timeout::timeout 2 do
            perform_without_fail_fast
          end
        rescue Timeout::Error => e
          Rails.logger.error e
          @response = Tire::HTTP::Response.new "", 200
          @json     = {"took"=>1, "timed_out"=>true, "_shards"=>{"total"=>1, "successful"=>1, "failed"=>0}, "hits"=>{"total"=>0, "max_score"=>nil, "hits"=>[]}}
          @results  = Results::Collection.new(@json, @options)
          return self
        end
      end
    end

    module Multi
      class Search
        alias :perform_without_fail_fast :perform

        def perform
          @options[:timeout] = '1900ms'
          begin
            Timeout::timeout 2 do
              perform_without_fail_fast
            end
          rescue Timeout::Error => e
            Rails.logger.error e
            @response = Tire::HTTP::Response.new "", 200
            @json     = {'responses' => @searches.collect { |search| {"took"=>1, "timed_out"=>true, "_shards"=>{"total"=>1, "successful"=>1, "failed"=>0}, "hits"=>{"total"=>0, "max_score"=>nil, "hits"=>[]}} } }
            @results  = Tire::Search::Multi::Results.new @searches, @json['responses']
            return self
          end
        end
      end
    end
  end
end