Class: ProxyReverse::Client

Inherits:
EventMachine::ProxyServer::Connection
  • Object
show all
Defined in:
lib/proxyreverse/client.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Client 



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# File 'lib/proxyreverse/client.rb', line 30

def initialize(options)
  super(:debug => false)
  @options = options
  @responses = {}
  transferEncoding = 'identity'
  
  if @options[:rewrite_domain] == :subdomains
    @options[:rewrite_domain] = "." + @options[:backend_host].sub(/^www./, '')
  end

  if @options[:rewrite_domain][0] == '.'
    @options['regex'] = "(https?:\\/\\/)([a-z\.]+\\.)?#{Regexp.escape(@options[:rewrite_domain][1..-1])}"
  else
    @options['regex'] = "(https?:\\/\\/)#{Regexp.escape(@options[:rewrite_domain])}"
  end

  server :srv, :host => @options[:backend_host], :port => @options[:backend_port]
end

Instance Attribute Details

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/proxyreverse/client.rb', line 8

def options
  @options
end

Class Method Details

.connect(options) ⇒ Object 



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# File 'lib/proxyreverse/client.rb', line 49

def self.connect(options)
  EventMachine::start_server(options[:host], options[:port], self, options)
end

.run(options = {}) ⇒ Object 



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# File 'lib/proxyreverse/client.rb', line 10

def self.run(options = {})
  @@logger = Logger.new(STDOUT)
  @@logger.level = options[:verbose] ? Logger::INFO : Logger::WARN

  @@logger.info("Run with options #{options.inspect}")

  begin
    trap 'SIGCLD', 'IGNORE'
    trap 'INT' do
      puts
      EventMachine.stop
      exit
    end
  rescue ArgumentError
  end

  EventMachine.epoll
  EventMachine.run { connect(options) }
end

Instance Method Details

#connected(name) ⇒ Object 



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# File 'lib/proxyreverse/client.rb', line 53

def connected(name)
end

#receive_data(data) ⇒ Object 



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# File 'lib/proxyreverse/client.rb', line 70

def receive_data(data)
  begin
    while data.length > 0
      if @request.nil? || @request.complete?
        @request = ProxyReverse::FrontendRequest.new(self)
      end
      offset = @request.receive_data(data)
      data = data[offset..-1]
    end
  rescue HTTP::Parser::Error => e
    raise e if e.message != 'Could not parse data entirely'
  end
end

#relay_from_backend(name, data) ⇒ Object 



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# File 'lib/proxyreverse/client.rb', line 56

def relay_from_backend(name, data)
  begin
    while data.length > 0
      if @responses[name].nil? || @responses[name].complete?
        @responses[name] = ProxyReverse::BackendResponse.new(self, @request)
      end
      offset = @responses[name].receive_data(data)
      data = data[offset..-1]
    end
  rescue HTTP::Parser::Error => e
    raise e if e.message != 'Could not parse data entirely'
  end
end