Class: Baykit::BayServer::Docker::Http::H1::Command::CmdHeader

Inherits:
H1Command
  • Object
show all
Includes:
Protocol, Util
Defined in:
lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb

Constant Summary collapse

STATE_READ_FIRST_LINE = 
1
STATE_READ_MESSAGE_HEADERS = 
2
CR_CODE_POINT = 
"\r".codepoints[0]
LF_CODE_POINT = 
"\n".codepoints[0]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(is_req_header) ⇒ CmdHeader

Returns a new instance of CmdHeader.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 43

def initialize(is_req_header)
  super(H1Type::HEADER)
  @headers = []
  @is_req_header = is_req_header
  @method = nil
  @uri = nil
  @version = nil
  @status = nil
end

Instance Attribute Details

#headers ⇒ Object (readonly)

Returns the value of attribute headers.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 38

def headers
  @headers
end

#is_req_header ⇒ Object (readonly)

request packet



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 39

def is_req_header
  @is_req_header
end

#method ⇒ Object

Returns the value of attribute method.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 40

def method
  @method
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 41

def status
  @status
end

#uri ⇒ Object

Returns the value of attribute uri.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 40

def uri
  @uri
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 40

def version
  @version
end

Class Method Details

.new_req_header(method, uri, version) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 53

def CmdHeader.new_req_header(method, uri, version)
  h = CmdHeader.new(true)
  h.method = method
  h.uri = uri
  h.version = version
  return h
end

.new_res_header(headers, version) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 61

def CmdHeader.new_res_header(headers, version)
  h = CmdHeader.new(false)
  h.version = version
  h.status = headers.status
  headers.names.each do |name|
    headers.values(name).each do |value|
      h.add_header name, value
    end
  end
  return h
end

Instance Method Details

#add_header(name, value) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 73

def add_header(name, value)
  if name == nil
    raise Sink.new("name is nil")
  end
  if value == nil
    BayLog.warn("Header value is nil: %s", name)
    return
  end

  if !name.kind_of?(String)
    BayLog.error("header name is not string: name=%s value=%s", name, value)
    raise Sink.new("IllegalArgument")
  end
  if !value.kind_of?(String)
    BayLog.error("header value is not string: name=%s value=%s", name, value)
    raise Sink.new("IllegalArgument")
  end

  @headers.append([name, value])
end

#handle(cmd_handler) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 185

def handle(cmd_handler)
  return cmd_handler.handle_header(self)
end

#pack(pkt) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 167

def pack(pkt)
  acc = pkt.new_data_accessor
  if @is_req_header
    pack_request_line(acc)
  else
    pack_status_line(acc)
  end

  @headers.each do |nv|
    #@BayServer.debug "Packe header #{nv[0]}=#{nv[1]}"
    pack_message_header(acc, nv[0], nv[1])
  end

  pack_end_header(acc)
  #BayLog.debug "#{self} pack header data header=#{pkt.header.length} bytes data=#{pkt.data.length} bytes"
  #BayLog.debug "#{self} pack header data: #{pkt.data.bytes}"
end

#set_header(name, value) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 94

def set_header(name, value)
  if name == nil
    raise Sink.new("Nil")
  end
  if value == nil
    BayLog.warn("Header value is null: %s", name)
    return
  end

  if !name.kind_of?(String)
    raise Sink.new("IllegalArgument")
  end
  if !value.kind_of?(String)
    raise Sink.new("IllegalArgument")
  end

  @headers.each do |nv|
    if nv[0].casecmp?(name)
      nv[1] = value
      return
    end
  end

  headers.append([name, value])
end

#to_s ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 189

def to_s
  "CommandHeader[H1]"
end

#unpack(pkt) ⇒ Object 



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# File 'lib/baykit/bayserver/docker/http/h1/command/cmd_header.rb', line 120

def unpack(pkt)
  acc = pkt.new_data_accessor
  data_len = pkt.data_len()
  state = STATE_READ_FIRST_LINE

  line_start_pos = 0
  line_len = 0

  data_len.times do |pos|
    b = acc.get_byte
    case b
    when CharUtil::CR_BYTE
      next

    when CharUtil::LF_BYTE
      if line_len == 0
        break
      end
      if state == STATE_READ_FIRST_LINE
        if @is_req_header
          unpack_request_line(pkt.buf, line_start_pos, line_len)
        else
          unpack_status_line(pkt.buf, line_start_pos, line_len)
        end

        state = STATE_READ_MESSAGE_HEADERS
      else
        unpack_message_header(pkt.buf, line_start_pos, line_len)
      end

      line_len = 0
      line_start_pos = pos + 1

    else
      line_len += 1
    end

  end

  if state == STATE_READ_FIRST_LINE
    raise ProtocolException.new(
      BayMessage.get(
        :HTP_INVALID_HEADER_FORMAT,
        pkt.buf[line_start_pos, line_len]))
  end
end