Class: LaunchDarkly::StreamProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/ldclient-rb/stream.rb

Instance Method Summary collapse

Constructor Details

#initialize(sdk_key, config, requestor) ⇒ StreamProcessor

Returns a new instance of StreamProcessor.



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# File 'lib/ldclient-rb/stream.rb', line 19

def initialize(sdk_key, config, requestor)
  @sdk_key = sdk_key
  @config = config
  @feature_store = config.feature_store
  @requestor = requestor
  @initialized = Concurrent::AtomicBoolean.new(false)
  @started = Concurrent::AtomicBoolean.new(false)
  @stopped = Concurrent::AtomicBoolean.new(false)
  @ready = Concurrent::Event.new
end

Instance Method Details

#initialized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ldclient-rb/stream.rb', line 30

def initialized?
  @initialized.value
end

#start ⇒ Object 



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# File 'lib/ldclient-rb/stream.rb', line 34

def start
  return @ready unless @started.make_true

  @config.logger.info { "[LDClient] Initializing stream connection" }
  
  headers = {
    'Authorization' => @sdk_key,
    'User-Agent' => 'RubyClient/' + LaunchDarkly::VERSION
  }
  opts = {
    headers: headers,
    proxy: @config.proxy,
    read_timeout: READ_TIMEOUT_SECONDS,
    logger: @config.logger
  }
  @es = SSE::SSEClient.new(@config.stream_uri + "/all", opts) do |conn|
    conn.on_event { |event| process_message(event, event.type) }
    conn.on_error { |err|
      status = err[:status_code]
      message = Util.http_error_message(status, "streaming connection", "will retry")
      @config.logger.error { "[LDClient] #{message}" }
      if !Util.http_error_recoverable?(status)
        @ready.set  # if client was waiting on us, make it stop waiting - has no effect if already set
        stop
      end
    }
  end
  
  @ready
end

#stop ⇒ Object 



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# File 'lib/ldclient-rb/stream.rb', line 65

def stop
  if @stopped.make_true
    @es.close
    @config.logger.info { "[LDClient] Stream connection stopped" }
  end
end