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Name	Size	Permission
admin_tools	[ DIR ]	drwxr-xr-x
apache2	[ DIR ]	drwxr-xr-x
config	[ DIR ]	drwxr-xr-x
nginx	[ DIR ]	drwxr-xr-x
platform_info	[ DIR ]	drwxr-xr-x
rack	[ DIR ]	drwxr-xr-x
request_handler	[ DIR ]	drwxr-xr-x
standalone	[ DIR ]	drwxr-xr-x
utils	[ DIR ]	drwxr-xr-x
vendor	[ DIR ]	drwxr-xr-x
abstract_installer.rb	13.23 KB	-rw-r--r--
admin_tools.rb	1.85 KB	-rw-r--r--
common_library.rb	11.94 KB	-rw-r--r--
console_text_template.rb	2.16 KB	-rw-r--r--
constants.rb	5.99 KB	-rw-r--r--
debug_logging.rb	3.85 KB	-rw-r--r--
loader_shared_helpers.rb	37.06 KB	-rw-r--r--
locations.ini	576 B	-rw-r--r--
message_channel.rb	10.6 KB	-rw-r--r--
message_client.rb	3.87 KB	-rw-r--r--
native_support.rb	15.81 KB	-rw-r--r--
packaging.rb	3.96 KB	-rw-r--r--
platform_info.rb	16.72 KB	-rw-r--r--
plugin.rb	2.93 KB	-rw-r--r--
preloader_shared_helpers.rb	6.08 KB	-rw-r--r--
public_api.rb	2.68 KB	-rw-r--r--
rack_handler.rb	3.02 KB	-rw-r--r--
request_handler.rb	21.18 KB	-rw-r--r--
ruby_core_enhancements.rb	5.25 KB	-rw-r--r--
ruby_core_io_enhancements.rb	3.54 KB	-rw-r--r--
simple_benchmarking.rb	1.91 KB	-rw-r--r--
utils.rb	7.75 KB	-rw-r--r--

Code Editor : message_client.rb

# encoding: binary
#  Phusion Passenger - https://www.phusionpassenger.com/
#  Copyright (c) 2010-2017 Phusion Holding B.V.
#
#  "Passenger", "Phusion Passenger" and "Union Station" are registered
#  trademarks of Phusion Holding B.V.
#
#  Permission is hereby granted, free of charge, to any person obtaining a copy
#  of this software and associated documentation files (the "Software"), to deal
#  in the Software without restriction, including without limitation the rights
#  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#  copies of the Software, and to permit persons to whom the Software is
#  furnished to do so, subject to the following conditions:
#
#  The above copyright notice and this permission notice shall be included in
#  all copies or substantial portions of the Software.
#
#  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#  THE SOFTWARE.

require 'socket'
PhusionPassenger.require_passenger_lib 'message_channel'
PhusionPassenger.require_passenger_lib 'utils'

module PhusionPassenger

# A convenience class for communicating with MessageServer servers,
  # for example the ApplicationPool server.
  class MessageClient
    include Utils

class ProtocolError < StandardError
    end

# Connect to the given server. By default it connects to the current
    # generation's core.
    def initialize(username, password, address)
      @socket = connect_to_server(address)
      begin
        @channel = MessageChannel.new(@socket)

result = @channel.read
        if result.nil?
          raise EOFError
        elsif result.size != 2 || result[0] != "version"
          raise IOError, "The message server didn't sent a valid version identifier"
        elsif result[1] != "1"
          raise IOError, "Unsupported message server protocol version #{result[1]}"
        end

@channel.write_scalar(username)
        @channel.write_scalar(password)

result = @channel.read
        if result.nil?
          raise EOFError
        elsif result[0] != "status"
          raise ProtocolError, "Invalid authentication response: expected \"status\", got #{result[0].inspect}"
        elsif result[1] == "ok"
          # Do nothing
        elsif result[1] == "error"
          if result[2]
            raise SecurityError, "Authentication error: #{result[2]}"
          else
            raise SecurityError, "Authentication error (no server message given)"
          end
        else
          raise ProtocolError, "Invalid authentication response: #{result.inspect}"
        end
      rescue Exception
        @socket.close
        raise
      end
    end

def close
      @socket.close if @socket
      @channel = @socket = nil
    end

def connected?
      return !!@channel
    end

### Low level I/O methods ###

def read
      return @channel.read
    rescue
      auto_disconnect
      raise
    end

def write(*args)
      @channel.write(*args)
    rescue
      auto_disconnect
      raise
    end

def write_scalar(*args)
      @channel.write_scalar(*args)
    rescue
      auto_disconnect
      raise
    end

def read_scalar
      return @channel.read_scalar
    rescue
      auto_disconnect
      raise
    end

def recv_io(klass = IO, negotiate = true)
      return @channel.recv_io(klass, negotiate)
    rescue
      auto_disconnect
      raise
    end

private
    def auto_disconnect
      if @channel
        @socket.close rescue nil
        @socket = @channel = nil
      end
    end
  end

end # module PhusionPassenger

${this.title}

Code Editor : message_client.rb