Module: Mnemosyne::Probes::Redis::Command::Probe::Instrumentation

Defined in:
lib/mnemosyne/probes/redis/command.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.instrument(commands, server_url) ⇒ Object 



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# File 'lib/mnemosyne/probes/redis/command.rb', line 26

def instrument(commands, server_url)
  trace = ::Mnemosyne::Instrumenter.current_trace
  return yield unless trace

  span = ::Mnemosyne::Span.new 'db.query.redis',
    meta: extract_span_meta(commands, server_url)

  span.start!

  begin
    yield.tap do |retval|
      span.meta[:error] = retval.message if retval.is_a?(::Redis::CommandError)

      trace << span.finish!
    end
  rescue StandardError => e
    span.meta[:error] = e.message
    trace << span.finish!
    raise
  end
end

Instance Method Details

#call(command, redis_config) ⇒ Object 



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# File 'lib/mnemosyne/probes/redis/command.rb', line 17

def call(command, redis_config)
  Instrumentation.instrument([command], client.server_url) { super }
end

#call_pipelined(commands, redis_config) ⇒ Object 



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# File 'lib/mnemosyne/probes/redis/command.rb', line 21

def call_pipelined(commands, redis_config)
  Instrumentation.instrument(commands, client.server_url) { super }
end