Class: Bipbip::Plugin::LogParser

Inherits:
Bipbip::Plugin show all
Defined in:
lib/bipbip/plugin/log_parser.rb

Instance Attribute Summary

Attributes inherited from Bipbip::Plugin

#config, #metric_group, #name, #pid

Instance Method Summary collapse

Methods inherited from Bipbip::Plugin

factory, #frequency, #initialize, #interrupt, #interrupted?, #metrics_names, #run, #source_identifier

Methods included from InterruptibleSleep

#interrupt_sleep, #interruptible_sleep

Constructor Details

This class inherits a constructor from Bipbip::Plugin

Instance Method Details

#metrics_schema ⇒ Object 



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# File 'lib/bipbip/plugin/log_parser.rb', line 7

def metrics_schema
  config['matchers'].map do |matcher|
    {:name => matcher['name'], :type => 'gauge', :unit => 'Boolean'}
  end
end

#monitor ⇒ Object 



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# File 'lib/bipbip/plugin/log_parser.rb', line 13

def monitor
  unless IO.select([notifier.to_io], [], [], 0).nil?
    n = notifier
    begin
      n.process
    rescue NoMethodError => e
      # Ignore errors from closed notifier - see https://github.com/nex3/rb-inotify/issues/41
      raise e unless n.watchers.empty?
    end
  end

  lines = @lines.entries
  @lines.clear

  Hash[
    config['matchers'].map do |matcher|
      name = matcher['name']
      regexp = Regexp.new(matcher['regexp'])
      value = lines.reject { |line| line.match(regexp).nil? }.length
      [name, value]
    end
  ]
end