Class: Gossiperl::Client::Messaging

Inherits:
Resolution show all
Defined in:
lib/gossiperl_client/headers.rb,
lib/gossiperl_client/messaging.rb

Constant Summary

Constants inherited from Resolution

Resolution::UNDEFINED_VALUE

Instance Method Summary collapse

Methods inherited from Resolution

field

Constructor Details

#initialize(worker, &block) ⇒ Messaging

Returns a new instance of Messaging.



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# File 'lib/gossiperl_client/messaging.rb', line 9

def initialize worker, &block
  self.worker = worker
  @callback_block = block
end

Instance Method Details

#digest_ack(digest) ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 72

def digest_ack digest
  ack = ::Gossiperl::Client::Thrift::DigestAck.new
  ack.name = self.worker.options[:client_name].to_s
  ack.heartbeat = Time.now.to_i
  ack.reply_id = digest.id
  ack.membership = []
  self.send ack
end

#digest_exit ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 109

def digest_exit
  digest = ::Gossiperl::Client::Thrift::DigestExit.new
  digest.name = self.worker.options[:client_name].to_s
  digest.heartbeat = Time.now.to_i
  digest.secret = self.worker.options[:client_secret].to_s
  self.send digest
  self.worker.working = false
end

#digest_forwarded_ack(digest_id) ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 81

def digest_forwarded_ack digest_id
  ack = ::Gossiperl::Client::Thrift::DigestForwardedAck.new
  ack.name = self.worker.options[:client_name].to_s
  ack.secret = self.worker.options[:client_secret].to_s
  ack.reply_id = digest_id
  self.send ack
end

#digest_subscribe(event_types) ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 89

def digest_subscribe event_types
  digest = ::Gossiperl::Client::Thrift::DigestSubscribe.new
  digest.name = self.worker.options[:client_name].to_s
  digest.secret = self.worker.options[:client_secret].to_s
  digest.id = SecureRandom.uuid.to_s
  digest.heartbeat = Time.now.to_i
  digest.event_types = event_types.map{|item| item.to_s}
  self.send digest
end

#digest_unsubscribe(event_types) ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 99

def digest_unsubscribe event_types
  digest = ::Gossiperl::Client::Thrift::DigestUnsubscribe.new
  digest.name = self.worker.options[:client_name].to_s
  digest.secret = self.worker.options[:client_secret].to_s
  digest.id = SecureRandom.uuid.to_s
  digest.heartbeat = Time.now.to_i
  digest.event_types = event_types.map{|item| item.to_s}
  self.send digest
end

#get_callback_block ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 14

def get_callback_block
  @callback_block
end

#send(digest) ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 68

def send digest
  self.transport.send digest
end

#start ⇒ Object 



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# File 'lib/gossiperl_client/messaging.rb', line 18

def start
  self.transport = Gossiperl::Client::Transport::Udp.new( self.worker )
  if self.worker.options.has_key?(:thrift_window)
    self.transport.recv_buf_size = self.worker.options[:thrift_window]
  end
  Thread.new(self) do |msg|
    msg.transport.handle do |data|
      if data.kind_of? Hash
        if data.has_key?(:error)
          msg.worker.process_event( { :event => :failed,
                                      :error => data[:error] } )
        elsif data.has_key?(:forward)
          msg.worker.process_event( { :event => :forwarded,
                                      :digest => data[:envelope],
                                      :digest_type => data[:type] } )
          msg.digest_forwarded_ack data[:envelope].id
        else
          msg.worker.process_event( { :event => :failed,
                                      :error => { :unsupported_hash_response => data } } )
        end
      else
        if data.is_a?( Gossiperl::Client::Thrift::Digest )
          msg.digest_ack data
        elsif data.is_a?( Gossiperl::Client::Thrift::DigestAck )
          msg.worker.state.receive data
        elsif data.is_a?( Gossiperl::Client::Thrift::DigestEvent )
          msg.worker.process_event( { :event => :event,
                                      :details => { :type => data.event_type,
                                                    :member => data.event_object,
                                                    :heartbeat => data.heartbeat } } )
        elsif data.is_a?( Gossiperl::Client::Thrift::DigestSubscribeAck )
          msg.worker.process_event( { :event => :subscribed,
                                      :details => { :types => data.event_types.map{|item| item.to_sym},
                                                    :heartbeat => data.heartbeat } } )
        elsif data.is_a?( Gossiperl::Client::Thrift::DigestUnsubscribeAck )
          msg.worker.process_event( { :event => :unsubscribed,
                                      :details => { :types => data.event_types.map{|item| item.to_sym},
                                                    :heartbeat => data.heartbeat } } )
        elsif data.is_a?( Gossiperl::Client::Thrift::DigestForwardedAck )
          msg.worker.process_event( { :event => :forwarded_ack,
                                      :details => { :reply_id => data.reply_id } } )
        else
          msg.worker.process_event( { :event => :failed,
                                      :error => { :unsupported_digest => data } } )
        end
      end
    end
  end
end