Class: CloudWatchLogsPoller::Process

Inherits:
Object
  • Object
show all
Defined in:
lib/cloud_watch_logs_poller/process.rb

Instance Method Summary collapse

Constructor Details

#initialize(interval, debug: false) ⇒ Process

Returns a new instance of Process.



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# File 'lib/cloud_watch_logs_poller/process.rb', line 3

def initialize(interval, debug: false)
  @client = Aws::CloudWatchLogs::Client.new
  @interval = interval
  @debug = debug
  @event_ids = []
end

Instance Method Details

#execute(log_group_name:, log_stream_name_prefix: nil, filter_pattern: nil, start_time: Time.now, &block) ⇒ Object 



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# File 'lib/cloud_watch_logs_poller/process.rb', line 10

def execute(log_group_name:, log_stream_name_prefix: nil, filter_pattern: nil, start_time: Time.now, &block)
  params = {
    log_group_name: log_group_name,
    log_stream_name_prefix: log_stream_name_prefix,
    start_time: start_time.is_a?(Time) ? start_time.to_i * 1000 : start_time,
    filter_pattern: filter_pattern,
    interleaved: true
  }

  loop do
    loop do
      result = @client.filter_log_events(params)
      result.events.each do |event|
        next if @event_ids.include?(event.event_id)

        @event_ids << event.event_id
        block.call(Event.convert_from_filtered_log_event(event))
      end

      debug_log(params)
      debug_log(result)

      break unless result.next_token

      params[:next_token] = result.next_token
    end

    sleep(@interval)
  end
rescue Interrupt
  puts "Polling stopped."
end