Class: Baykit::BayServer::Common::InboundShip

Inherits:
Ships::Ship
  • Object
show all
Includes:
Baykit::BayServer, Agent, Rudders, Ships, Tours, Util
Defined in:
lib/baykit/bayserver/common/inbound_ship.rb

Constant Summary collapse

MAX_TOURS = 
128

Constants inherited from Ships::Ship

Ships::Ship::INVALID_SHIP_ID, Ships::Ship::SHIP_ID_NOCHECK

Class Attribute Summary collapse

Instance Attribute Summary collapse

Attributes inherited from Ships::Ship

#agent_id, #initialized, #keeping, #object_id, #rudder, #ship_id, #transporter

Instance Method Summary collapse

Methods inherited from Ships::Ship

#check_ship_id, #id, #init, #post_close, #resume_read

Constructor Details

#initialize ⇒ InboundShip

Returns a new instance of InboundShip.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 37

def initialize()
  super
  @lock = ::Monitor.new
  @active_tours = []
end

Class Attribute Details

.err_counter ⇒ Object (readonly)

Returns the value of attribute err_counter.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 22

def err_counter
  @err_counter
end

Instance Attribute Details

#active_tours ⇒ Object (readonly)

Returns the value of attribute active_tours.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 34

def active_tours
  @active_tours
end

#lock ⇒ Object (readonly)

Returns the value of attribute lock.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 35

def lock
  @lock
end

#need_end ⇒ Object

Returns the value of attribute need_end.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 31

def need_end
  @need_end
end

#port_docker ⇒ Object (readonly)

Returns the value of attribute port_docker.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 28

def port_docker
  @port_docker
end

#protocol_handler ⇒ Object (readonly)

Returns the value of attribute protocol_handler.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 30

def protocol_handler
  @protocol_handler
end

#socket_timeout_sec ⇒ Object (readonly)

Returns the value of attribute socket_timeout_sec.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 32

def socket_timeout_sec
  @socket_timeout_sec
end

#tour_store ⇒ Object (readonly)

Returns the value of attribute tour_store.



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 33

def tour_store
  @tour_store
end

Instance Method Details

#abort_tours ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 276

def abort_tours()
  return_list = []

  # Abort tours
  @active_tours.each do |tur|
    if tur.valid?
      BayLog.debug("%s is valid, abort it: stat=%s", tur, tur.state)
      if tur.req.abort()
        return_list << tur
      end
    end
  end

  return_list.each do |tur|
    return_tour(tur)
  end
end

#check_timeout(duration_sec) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 114

def check_timeout(duration_sec)
  if @socket_timeout_sec <= 0
    timeout = false
  elsif @keeping
    timeout = duration_sec >= BayServer.harbor.keep_timeout_sec
  else
    timeout = duration_sec >= @socket_timeout_sec
  end

  BayLog.debug("%s Check timeout: dur=%d, timeout=%s, keeping=%s limit=%d keeplim=%d",
               self, duration_sec, timeout, @keeping, @socket_timeout_sec, BayServer.harbor.keep_timeout_sec)
  return timeout;
end

#end_ship ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 269

def end_ship()
  BayLog.debug("%s endShip", self)
  @port_docker.return_protocol_handler(@agent_id, @protocol_handler)
  @port_docker.return_ship(self)
end

#get_error_tour ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 157

def get_error_tour
  tur_key = InboundShip.err_counter.next()
  store_key = InboundShip.uniq_key(@ship_id, -tur_key)
  tur = @tour_store.rent(store_key, true)
  tur.init(-tur_key, self)
  @active_tours.append(tur)
  return tur
end

#get_tour(tur_key, force = false, rent = true) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 138

def get_tour(tur_key, force=false, rent=true)
  tur = nil
  store_key = InboundShip.uniq_key(@ship_id, tur_key)
  @lock.synchronize do
    tur = @tour_store.get(store_key)
    if tur == nil && rent
      tur = @tour_store.rent(store_key, force)
      if tur == nil
        return nil
      end
      tur.init(tur_key, self)
      @active_tours.append(tur)
    else
      tur.ship.check_ship_id(@ship_id)
    end
  end
  return tur
end

#init_inbound(rd, agt_id, tp, port_dkr, proto_hnd) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 48

def init_inbound(rd, agt_id, tp, port_dkr, proto_hnd)
  self.init(agt_id, rd, tp)
  @port_docker = port_dkr
  @socket_timeout_sec = @port_docker.timeout_sec >= 0 ? @port_docker.timeout_sec : BayServer.harbor.socket_timeout_sec
  @tour_store = TourStore.get_store(agt_id)
  set_protocol_handler(proto_hnd)
end

#notify_close ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 100

def notify_close
  BayLog.debug("%s notifyClose", self)

  abort_tours

  if @active_tours.length > 0
    # cannot close because there are some running tours
    BayLog.debug("%s cannot end ship because there are some running tours (ignore)", self)
    @need_end = true
  else
    end_ship
  end
end

#notify_connect ⇒ Object

Raises:



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 78

def notify_connect
  raise Sink.new
end

#notify_eof ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 86

def notify_eof
  BayLog.debug("%s EOF detected", self)
  return NextSocketAction::CLOSE
end

#notify_error(e) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 91

def notify_error(e)
  BayLog.debug_e(e, "%s Error notified", self)
end

#notify_handshake_done(proto) ⇒ Object

Implements Ship



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 74

def notify_handshake_done(proto)
  return NextSocketAction::CONTINUE
end

#notify_protocol_error(e) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 95

def notify_protocol_error(e)
  BayLog.debug_e(e)
  return tour_handler.on_protocol_error(e)
end

#notify_read(buf) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 82

def notify_read(buf)
  return @protocol_handler.bytes_received(buf)
end

#reset ⇒ Object

Implements Reusable



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 60

def reset()
  super
  @lock.synchronize do
    if !@active_tours.empty?
      raise Sink.new("%s There are some running tours", self)
    end
  end
  @need_end = false
end

#return_tour(tur) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 329

def return_tour(tur)
  BayLog.debug("%s Return tour: %s", self, tur)
  @lock.synchronize do
    if !@active_tours.include?(tur)
      raise Sink.new("Tour is not in acive list: %s", tur);
    end

    tour_store.Return(InboundShip.uniq_key(@ship_id, tur.req.key))
    @active_tours.delete(tur)

    if @need_end && @active_tours.empty?
      end_ship()
    end
  end
end

#send_end_tour(chk_ship_id, tur, &callback) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 203

def send_end_tour(chk_ship_id, tur, &callback)
  @lock.synchronize do
    check_ship_id(chk_ship_id)
    BayLog.debug("%s sendEndTour: %s state=%s", self, tur, tur.state)

    if !tur.valid?
      raise Sink.new("Tour is not valid")
    end
    keep_alive = false
    if tur.req.headers.get_connection() == Headers::CONNECTION_KEEP_ALIVE
      keep_alive = true
      if keep_alive
        res_conn = tur.res.headers.get_connection()
        keep_alive = (res_conn == Headers::CONNECTION_KEEP_ALIVE) ||
          (res_conn == Headers::CONNECTION_UNKOWN)
      end
      if keep_alive
        if tur.res.headers.content_length() < 0
          keep_alive = false
        end
      end
    end

    tour_handler.send_end_tour(tur, keep_alive, &callback)
  end
end

#send_error(chk_id, tour, status, message, e) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 230

def send_error(chk_id, tour, status, message, e)

  check_ship_id(chk_id)

  BayLog.info("%s send error: status=%d, message=%s ex=%s", self, status, message, e == nil ? "" : e.message)

  if e != nil
    BayLog.debug_e(e)
  end

  # Create body
  str = HttpStatus.description(status)

  # print status
  body = StringUtil.alloc(8192)

  body << "<h1>" << status.to_s << " " << str << "</h1>\r\n"

  # print message
  #if message != nil && BayLog.debug_mode?
  #  body << message
  #end

  # print stack trace
  #if e != nil && BayLog.debug_mode?
  #  body << "<P><HR><P>\r\n"
  #  body << "<pre>\r\n"
  #  e.backtrace.each do |item|
  #    body << item << "\r\n"
  #  end
  #  body << "</pre>"
  #end

  tour.res.headers.status = status
  send_error_content(chk_id, tour, body)
end

#send_headers(check_id, tur) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 166

def send_headers(check_id, tur)
  check_ship_id(check_id)

  @port_docker.additional_headers.each do |nv|
    tur.res.headers.add(nv[0], nv[1])
  end
  BayLog.debug("%s send_res_headers", tur)
  tour_handler.send_res_headers(tur)
end

#send_redirect(check_id, tur, status, location) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 176

def send_redirect(check_id, tur, status, location)
  check_ship_id(check_id)

  hdr = tur.res.headers
  hdr.status = status
  hdr.set(Headers::LOCATION, location)

  body = "<H2>Document Moved.</H2><BR>" + "<A HREF=\"" + location + "\">" + location + "</A>"

  send_error_content(check_id, tur, body)
end

#send_res_content(check_id, tur, bytes, ofs, len, &callback) ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 188

def send_res_content(check_id, tur, bytes, ofs, len, &callback)

  BayLog.debug("%s send_res_content bytes: %d", self, len)
  check_ship_id(check_id)

  max_len = @protocol_handler.max_res_packet_data_size();
  BayLog.debug("%s max_len=%d", self, max_len)
  if len > max_len
    send_res_content(Ship::SHIP_ID_NOCHECK, tur, bytes, ofs, max_len)
    send_res_content(Ship::SHIP_ID_NOCHECK, tur, bytes, ofs + max_len, len - max_len, &callback)
  else
    tour_handler.send_res_content(tur, bytes, ofs, len, &callback)
  end
end

#set_protocol_handler(proto_handler) ⇒ Object

Other methods



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 132

def set_protocol_handler(proto_handler)
  @protocol_handler = proto_handler
  proto_handler.init(self)
  BayLog.debug("%s protocol handler is set", self)
end

#to_s ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 43

def to_s
  proto = @protocol_handler != nil ? "[" + @protocol_handler.protocol + "]" : ""
  return "agt##{@agent_id} ship##{@ship_id}/#{@object_id}#{proto}"
end

#tour_handler ⇒ Object 



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# File 'lib/baykit/bayserver/common/inbound_ship.rb', line 294

def tour_handler
  return @protocol_handler.command_handler
end