Class: ActiveStatsD::Server

Inherits:
Object
  • Object
show all
Defined in:
lib/active_statsd/server.rb

Instance Method Summary collapse

Constructor Details

#initialize(host:, port:, aggregation:, forward_host:, forward_port:) ⇒ Server

Returns a new instance of Server.



6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/active_statsd/server.rb', line 6

def initialize(host:, port:, aggregation:, forward_host:, forward_port:)
  @host = host
  @port = port
  @aggregation = aggregation
  @forward_host = forward_host
  @forward_port = forward_port
  @counters = Hash.new(0)
  @mutex = Mutex.new
  @forward_socket = UDPSocket.new if forwarding_enabled?
  @running = false
end

Instance Method Details

#start ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/active_statsd/server.rb', line 18

def start
  return if @running  # Don't attempt to start twice

  Thread.new do
    begin
      sockets = Socket.udp_server_sockets(@host, @port)
    rescue Errno::EADDRINUSE
      Rails.logger.warn "[ActiveStatsD] Server already running on #{@host}:#{@port}, skipping startup."
      next
    end

    @running = true
    Rails.logger.info "[ActiveStatsD] UDP StatsD listener started on #{@host}:#{@port} (aggregation=#{@aggregation})"
    start_aggregation_thread if aggregation_enabled?

    begin
      Socket.udp_server_loop_on(sockets) do |msg, _|
        Rails.logger.debug "[ActiveStatsD] UDP packet received: #{msg.strip}"
        handle_message(msg.strip)
      end
    rescue => e
      Rails.logger.error "[ActiveStatsD] Server error: #{e.class.name} - #{e.message}\n#{e.backtrace.join("\n")}"
    ensure
      sockets.each(&:close)
      @running = false
    end
  end
end