grok tester

grok_tester.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'grok-pure'
require 'pp'

grok = Grok.new
grok.add_patterns_from_file("grok-patterns")

pattern = 'your_grok_pattern'

grok.compile(pattern)
puts "PATTERN: #{pattern}"
while a = gets
  puts "IN: #{a}"
  match = grok.match(a)
  if match
    puts "MATCH:"
    pp match.captures
  else
    puts "No Match."
  end
end