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 14

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

Instance Method Details

#initialized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ldclient-rb/stream.rb', line 24

def initialized?
  @initialized.value
end

#start ⇒ Object 



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# File 'lib/ldclient-rb/stream.rb', line 28

def start
  return unless @started.make_true

  @config.logger.info("[LDClient] Initializing stream connection")
  
  headers = 
  {
    'Authorization' => @sdk_key,
    'User-Agent' => 'RubyClient/' + LaunchDarkly::VERSION
  }
  opts = {:headers => headers, :with_credentials => true, :proxy => @config.proxy, :read_timeout => READ_TIMEOUT_SECONDS}
  @es = Celluloid::EventSource.new(@config.stream_uri + "/flags", opts) do |conn|
    conn.on(PUT) { |message| process_message(message, PUT) }
    conn.on(PATCH) { |message| process_message(message, PATCH) }
    conn.on(DELETE) { |message| process_message(message, DELETE) }
    conn.on(INDIRECT_PUT) { |message| process_message(message, INDIRECT_PUT) }
    conn.on(INDIRECT_PATCH) { |message| process_message(message, INDIRECT_PATCH) }
    conn.on_error { |err|
      @config.logger.error("[LDClient] Unexpected status code #{err[:status_code]} from streaming connection")
      if err[:status_code] == 401
        @config.logger.error("[LDClient] Received 401 error, no further streaming connection will be made since SDK key is invalid")
        stop
      end
    }
  end
end

#stop ⇒ Object 



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# File 'lib/ldclient-rb/stream.rb', line 55

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