\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/chef.upgrade/embedded/lib/ruby/2.3.0/drb/

Viewing File: unix.rb

# frozen_string_literal: false
require 'socket'
require 'drb/drb'
require 'tmpdir'

raise(LoadError, "UNIXServer is required") unless defined?(UNIXServer)

module DRb

  # Implements DRb over a UNIX socket
  #
  # DRb UNIX socket URIs look like <code>drbunix:<path>?<option></code>.  The
  # option is optional.

  class DRbUNIXSocket < DRbTCPSocket
    # :stopdoc:
    def self.parse_uri(uri)
      if /^drbunix:(.*?)(\?(.*))?$/ =~ uri
        filename = $1
        option = $3
        [filename, option]
      else
        raise(DRbBadScheme, uri) unless uri =~ /^drbunix:/
        raise(DRbBadURI, 'can\'t parse uri:' + uri)
      end
    end

    def self.open(uri, config)
      filename, = parse_uri(uri)
      filename.untaint
      soc = UNIXSocket.open(filename)
      self.new(uri, soc, config)
    end

    def self.open_server(uri, config)
      filename, = parse_uri(uri)
      if filename.size == 0
        soc = temp_server
        filename = soc.path
        uri = 'drbunix:' + soc.path
      else
        soc = UNIXServer.open(filename)
      end
      owner = config[:UNIXFileOwner]
      group = config[:UNIXFileGroup]
      if owner || group
        require 'etc'
        owner = Etc.getpwnam( owner ).uid  if owner
        group = Etc.getgrnam( group ).gid  if group
        File.chown owner, group, filename
      end
      mode = config[:UNIXFileMode]
      File.chmod(mode, filename) if mode

      self.new(uri, soc, config, true)
    end

    def self.uri_option(uri, config)
      filename, option = parse_uri(uri)
      return "drbunix:#{filename}", option
    end

    def initialize(uri, soc, config={}, server_mode = false)
      super(uri, soc, config)
      set_sockopt(@socket)
      @server_mode = server_mode
      @acl = nil
    end

    # import from tempfile.rb
    Max_try = 10
    private
    def self.temp_server
      tmpdir = Dir::tmpdir
      n = 0
      while true
        begin
          tmpname = sprintf('%s/druby%d.%d', tmpdir, $$, n)
          lock = tmpname + '.lock'
          unless File.exist?(tmpname) or File.exist?(lock)
            Dir.mkdir(lock)
            break
          end
        rescue
          raise "cannot generate tempfile `%s'" % tmpname if n >= Max_try
          #sleep(1)
        end
        n += 1
      end
      soc = UNIXServer.new(tmpname)
      Dir.rmdir(lock)
      soc
    end

    public
    def close
      return unless @socket
      path = @socket.path if @server_mode
      @socket.close
      File.unlink(path) if @server_mode
      @socket = nil
      close_shutdown_pipe
    end

    def accept
      s = accept_or_shutdown
      return nil unless s
      self.class.new(nil, s, @config)
    end

    def set_sockopt(soc)
      # no-op for now
    end
  end

  DRbProtocol.add_protocol(DRbUNIXSocket)
  # :startdoc:
end