launch.rb

#!/usr/bin/env ruby
require 'httperf'
require 'httperf/parser'
require 'yaml'
require 'pp'

#build test
def test(key)
  rate = (@config['connections'] * (@config['tests'][key]['pct'] / 100.0)).round(2)
  int  = (((rate.to_i < 1) ? 1 : rate.to_i) * @config['duration']).to_i

  opts = {
    'parse'    => true,
    'rate'     => rate,
    'wsesslog' => "#{int},0,#{@config['tests'][key]['log']}"
  }.merge(@config['httperf'])

  return HTTPerf.new(opts)
end


@config  = YAML.load_file('./httperf.yml')
# sample httperf.yml
#
#connections: 6
#duration: 432000
#
#tests:
#  homepage:
#    log: 'logs/hom.log'
#    pct: 3
#  subpage:
#    log: 'logs/sub.log'
#    pct: 7
#  mainpage:
#    log: 'logs/main.log'
#    pct: 90
#
#httperf:
#  server: 'localhost'
#  port: 3000
#  hog: true
#  verbose: true


@httperf = {}
@threads = {}

@config['tests'].each_key do |key|
  @httperf[key] = test(key)
  puts @httperf[key].command

  @threads[key] = @httperf[key].fork
end

@threads.each do |page, thread|
  print "." until thread.join(1)
  puts "Waiting." until thread.join(5)
end

@httperf.each do |page, perf|
  puts " "
  puts "#{page}"
  puts "------------------------------------------------"
  [
    :total_connections,
    :connection_rate_per_sec,
    :connection_time_avg,
    :connection_time_median,
    :connection_time_max,
    :connection_time_85_pct,
    :reply_status_2xx,
    :reply_status_3xx,
    :reply_status_4xx,
    :reply_status_5xx,
    :errors_total,
    :errors_conn_reset
  ].each do |key|
    puts "#{key}: #{perf.fork_out[key]}"
  end
  puts "------------------------------------------------"
end