Class: RemoteSyslogLogger::UdpSender

Inherits:
Object
  • Object
show all
Defined in:
lib/remote_syslog_logger/udp_sender.rb

Instance Method Summary collapse

Constructor Details

#initialize(remote_hostname, remote_port, options = {}) ⇒ UdpSender

Returns a new instance of UdpSender.



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# File 'lib/remote_syslog_logger/udp_sender.rb', line 6

def initialize(remote_hostname, remote_port, options = {})
  @remote_hostname = remote_hostname
  @remote_port     = remote_port
  @whinyerrors     = options[:whinyerrors]
  @max_size        = options[:max_size]
  
  @socket = UDPSocket.new
  @packet = SyslogProtocol::Packet.new

  local_hostname   = options[:local_hostname] || (Socket.gethostname rescue `hostname`.chomp)
  local_hostname   = 'localhost' if local_hostname.nil? || local_hostname.empty?
  @packet.hostname = local_hostname

  @packet.facility = options[:facility] || 'user'
  @packet.severity = options[:severity] || 'notice'
  @packet.tag      = options[:program]  || "#{File.basename($0)}[#{$$}]"
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/remote_syslog_logger/udp_sender.rb', line 42

def close
  @socket.close
end

#transmit(message) ⇒ Object Also known as: write 



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# File 'lib/remote_syslog_logger/udp_sender.rb', line 24

def transmit(message)
  message.split(/\r?\n/).each do |line|
    begin
      next if line =~ /^\s*$/
      packet = @packet.dup
      packet.content = line
      payload = @max_size ? packet.assemble(@max_size) : packet.assemble
      @socket.send(payload, 0, @remote_hostname, @remote_port)
    rescue
      $stderr.puts "#{self.class} error: #{$!.class}: #{$!}\nOriginal message: #{line}"
      raise if @whinyerrors
    end
  end
end