Class: UDPSocket

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain: self, ::IPSocket
Instance Chain: self, ::IPSocket
Inherits:	IPSocket Object IPSocket UDPSocket
Defined in:	lib/resolv-replace.rb

Class Method Summary

::IPSocket - Inherited

.getaddress, .original_resolv_getaddress

Instance Method Summary

#bind(host, port)
#connect(host, port)
#send(mesg, flags, *rest)
#original_resolv_bind Internal use only
#original_resolv_connect Internal use only
#original_resolv_send Internal use only

Instance Method Details

#bind(host, port)

[ GitHub ]

# File 'lib/resolv-replace.rb', line 33


def bind(host, port)
  host = IPSocket.getaddress(host) if host != ""
  original_resolv_bind(host, port)
end

#connect(host, port)

[ GitHub ]

# File 'lib/resolv-replace.rb', line 41


def connect(host, port)
  original_resolv_connect(IPSocket.getaddress(host), port)
end

#original_resolv_bind

This method is for internal use only.

[ GitHub ]

# File 'lib/resolv-replace.rb', line 31


alias original_resolv_bind bind

#original_resolv_connect

This method is for internal use only.

[ GitHub ]

# File 'lib/resolv-replace.rb', line 39


alias original_resolv_connect connect

#original_resolv_send

This method is for internal use only.

[ GitHub ]

# File 'lib/resolv-replace.rb', line 46


alias original_resolv_send send

#send(mesg, flags, *rest)

[ GitHub ]

# File 'lib/resolv-replace.rb', line 48


def send(mesg, flags, *rest)
  if rest.length == 2
    host, port = rest
    begin
      addrs = Resolv.getaddresses(host)
    rescue Resolv::ResolvError
      raise SocketError, "Hostname not known: #{host}"
    end
    addrs[0...-1].each {|addr|
      begin
        return original_resolv_send(mesg, flags, addr, port)
      rescue SystemCallError
      end
    }
    original_resolv_send(mesg, flags, addrs[-1], port)
  else
    original_resolv_send(mesg, flags, *rest)
  end
end