Access Log parser

logger.rb

#!/usr/bin/ruby                                                            

#require "rubygems"                                                        
#require "gruff"                                                           

db={}

#g = Gruff::Bar.new("600x480")                                             
#g.minimum_value=0                                                         
#g.maximum_value=20000                                                     
#g.title = "Access Log Statistics"                                         

File.open(ARGV[0],"r") do |file|
  while line=file.gets
    contents = line.split(" ")
    uri = contents[7].split("?")[0]
    if db.has_key?(uri)
      db[uri] += 1
    else
      db[uri] = 1
    end
  end
end

db.sort_by { |k,v| v }.each do |element|
  puts "#{element[0]} :  #{element[1]}"
  #g.data()                                                                
end

logger_general.rb

#!/usr/bin/ruby                                                            

db={}



File.open(ARGV[0],"r") do |file|
  while line=file.gets
    contents = line.split(" ")
    con = line[/(HEAD|GET|POST|DELETE|PUT)(.*)/]
    temp = con.split(" ")[1] if not con == nil
    uri = temp.split("?")[0]
    if db.has_key?(uri)
      db[uri] += 1
    else
      db[uri] = 1
    end
  end
end

db.sort_by { |k,v| v }.each do |element|
  puts "#{element[0]} :  #{element[1]}"
end

logger_generic.rb

#!/usr/bin/ruby

#configuration object maker 
class Conf 
  attr_accessor :file, :filter, :type
  def initialize(args)
    #set default values
    self.filter = "HEAD|PUT|GET|DELETE|POST"
    self.type = "file"
    #extend
    args.length.times do |i|
      if args[i] == '--file'
        self.file = args[i+1]
      elsif args[i] == '--filter'
        self.filter = args[i+1]
      elsif args[i] == '--type'
        self.type = args[i+1]
      end
    end
  end
end

#create a new configuration 
cfg = Conf.new ARGV

class Database
  def initialize
    @db = {}
  end
  def get
    return @db
  end
  def update(key)
    if @db.has_key? key
      @db[key] += 1
    else
      @db[key] = 1
    end
  end
end

#Create a New Hash table for storing the data 
db = Database.new 

class Filter
  attr_accessor :exp
  def initialize(type,filter)
    if type == "file"
      tmp = "(#{filter})(.*)"
    elsif type == "ip"
      tmp = "(.*)(#{filter})"
    end
    self.exp = Regexp.new tmp
  end
end

#create the filter object to form the required regex
regex = Filter.new cfg.type, cfg.filter

File.open(cfg.file,"r") do |file|
  while line=file.gets
    con = line[regex.exp] 
    if con == nil 
        next
    end
    if cfg.type == "file" 
      temp = con.split(" ")[1] if not con == nil
      uri = temp.split("?")[0]
      db.update(uri)
    elsif cfg.type == "ip"
      ip = con.split(" ")[0]
      db.update(ip)
    end
  end
end

db.get.sort_by { |k,v| v }.each do |element|   
  puts "#{element[0]} :  #{element[1]}"
end