Class: RemoteSyslog::UdpEndpoint

Inherits:
Object
  • Object
show all
Defined in:
lib/remote_syslog/udp_endpoint.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(address, port, options = {}) ⇒ UdpEndpoint

Returns a new instance of UdpEndpoint.



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# File 'lib/remote_syslog/udp_endpoint.rb', line 7

def initialize(address, port, options = {})
  @address = address
  @port    = port.to_i
  @socket  = EventMachine.open_datagram_socket('0.0.0.0', 0)
  @logger  = options[:logger] || Logger.new(STDERR)

  # Try to resolve the address
  resolve_address

  # Every 60 seconds we'll see if the address has changed
  EventMachine.add_periodic_timer(60) do
    resolve_address
  end
end

Instance Attribute Details

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/remote_syslog/udp_endpoint.rb', line 5

def logger
  @logger
end

Instance Method Details

#address ⇒ Object 



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# File 'lib/remote_syslog/udp_endpoint.rb', line 29

def address
  @cached_ip || @address
end

#resolve_address ⇒ Object 



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# File 'lib/remote_syslog/udp_endpoint.rb', line 22

def resolve_address
  request = EventMachine::DnsResolver.resolve(@address)
  request.callback do |addrs|
    @cached_ip = addrs.first
  end
end

#write(value) ⇒ Object 



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# File 'lib/remote_syslog/udp_endpoint.rb', line 33

def write(value)
  @socket.send_datagram(value, address, @port)
end