gistfile1.txt

#!/usr/bin/ruby
require 'date'
require 'securerandom'

session = Hash.new
time = Array.new
parseapache = /.*\[(.*) .*\].* ([a-zA-Z0-9]+)$/

File.open("03-26").each do |line|
        matches =  parseapache.match(line)
         if matches
		 if !(session[matches[2]])
			session[matches[2]] = Array.new
			session[matches[2]] << DateTime.strptime(matches[1], "%d/%b/%Y:%H:%M:%S")
		else
                        session[matches[2]] << DateTime.strptime(matches[1], "%d/%b/%Y:%H:%M:%S")
		end
        end
end

session.map { |k, v| [k, v.sort] }.to_h
$sessions2 = Hash.new

def sessionize(session)
session.each do |key, value|
	outcome = (value[-1] - value[0])
	outcome_sec = (outcome * 24 * 60 * 60).to_i
	if outcome_sec > 1800
		index1 = 0
		index2 = 1
		value.each do |x|
			if value[index2]
			outcome = (value[index2] - value[index1])
			outcome_sec = (outcome * 24 * 60 * 60).to_i
			else
				next
			end
			if (outcome_sec > 1800)
				random = SecureRandom.hex
				$sessions2[random] = Array.new
				$sessions2[random] << value[index2]..value[-1]
				session[key] = value[0],value[index1]
				sessionize(session)
			end
			index1 += 1
			index2 += 1
		end	
	end
end
end

sessionize(session)

$overall = 0
$sessions = 0
session.each do |key, value|
	outcome = (value[-1] - value[0])
	outcome_sec = (outcome * 24 * 60 * 60).to_i
	puts "#{key} = #{outcome_sec}"
	$overall += outcome_sec
	$sessions +=1
end

$sessions2.each do |key, value|
	outcome = (value[-1] - value[0])
	outcome_sec = (outcome * 24 * 60 * 60).to_i
	puts "#{key} = #{outcome_sec}"
	$overall += outcome_sec
	$sessions +=1
end

puts "amount: #{$sessions}"
puts "total duration: #{$overall} sec"