Contents

module ScoutApm
  module Instruments
    class Redis
      attr_reader :logger

      def initalize(logger=ScoutApm::Agent.instance.logger)
        @logger = logger
        @installed = false
      end

      def installed?
        @installed
      end

      def install
        @installed = true

        if defined?(::Redis) && defined?(::Redis::Client)
          ScoutApm::Agent.instance.logger.info "Instrumenting Redis"

          ::Redis::Client.class_eval do
            include ScoutApm::Tracer

            def call_with_scout_instruments(*args, &block)
              command = args.first.first rescue "Unknown"

              self.class.instrument("Redis", command) do
                call_without_scout_instruments(*args, &block)
              end
            end

            alias_method :call_without_scout_instruments, :call
            alias_method :call, :call_with_scout_instruments
          end
        end
      end
    end
  end
end

Version data entries

88 entries across 88 versions & 1 rubygems

Version	Path
scout_apm-1.6.8	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.7	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre8	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.6	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.5	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre7	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.4	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre6	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.3	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre5	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre4	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.2	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.1	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre3	lib/scout_apm/instruments/redis.rb
scout_apm-1.6.0	lib/scout_apm/instruments/redis.rb
scout_apm-2.0.0.pre2	lib/scout_apm/instruments/redis.rb
scout_apm-1.5.5	lib/scout_apm/instruments/redis.rb
scout_apm-1.5.4	lib/scout_apm/instruments/redis.rb
scout_apm-1.5.3	lib/scout_apm/instruments/redis.rb
scout_apm-1.5.2	lib/scout_apm/instruments/redis.rb