Module: Httperf

Extended by:
Httperf
Included in:
Httperf
Defined in:
lib/httperf.rb

Instance Method Summary collapse

Instance Method Details

#parse_output(pipe) ⇒ Object 



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# File 'lib/httperf.rb', line 24

def parse_output(pipe)
  res = Hash.new("")

  while((line = pipe.gets))
    res['output'] += line

    title, data = line.split(':')
    next unless title and data 
    nrs = grep_numbers(data)

    case title 
    when "Total" then
      res['conns']    = nrs[0]
      res['requests'] = nrs[1]
      res['replies']  = nrs[2]
      res['duration'] = nrs[3]
    when "Connection rate" then 
      res['conn/s']               = nrs[0]
      res['ms/connection']        = nrs[1]
      res['concurrent connections max'] = nrs[2]
    when "Connection time [ms]" then
      if data.start_with?(" min")
        res['conn time min']    = nrs[0]
        res['conn time avg']    = nrs[1]
        res['conn time max']    = nrs[2]
        res['conn time median'] = nrs[3]
        res['conn time stddev'] = nrs[4]
      else
        next unless data.start_with?(" connect")
        res['conn time connect'] = nrs[0]
      end          
    when "Connection length [replies/conn]" then
      res['conn length replies/conn'] = nrs[0]
    when "Request rate" then
      res['req/s']  = nrs[0]
      res['ms/req'] = nrs[1]
    when "Request size [B]"
      res['request size'] = nrs[0]
    when "Reply rate [replies/s]" then
      res['replies/s min']    = nrs[0]
      res['replies/s avg']    = nrs[1]
      res['replies/s max']    = nrs[2]
      res['replies/s stddev'] = nrs[3]
    when "Reply time [ms]" then
      res['reply time response'] = nrs[0] 
      res['reply time transfer'] = nrs[1]
    when "Reply size [B]" then
      res['reply size header']  = nrs[0]
      res['reply size content'] = nrs[1]
      res['reply size footer']  = nrs[2]
      res['reply size total']   = nrs[3]
    when "Reply status" then
      res['status 1xx'] = nrs[0] 
      res['status 2xx'] = nrs[1]
      res['status 3xx'] = nrs[2] 
      res['status 4xx'] = nrs[3]
      res['status 5xx'] = nrs[4] 
    when "CPU time [s]" then
      res['cpu time user']     = nrs[0]
      res['cpu time system']   = nrs[1]
      res['cpu time user %']   = nrs[2]
      res['cpu time system %'] = nrs[3]
      res['cpu time total %']  = nrs[4]
    when "Net I/O" then
      unit = line.match(/Net I\/O: [\d]+\.[\d+] ([^ ]+)/)
      res["net i/o (#{unit[1]})"] = nrs[0] 
    when "Errors" then
      if data.start_with?(' total')
        res['errors total']       = nrs[0]
        res['errors client-timo'] = nrs[1]
        res['errors socket-timo'] = nrs[2]
        res['errors connrefused'] = nrs[3]
        res['errors connreset']   = nrs[4]
      else
        res['errors fd-unavail']  = nrs[0]
        res['errors addrunavail'] = nrs[1]
        res['errors ftab-full']   = nrs[2]
        res['errors other']       = nrs[3]
      end
    when "Session rate [sess/s]" then
      res['session rate min']    = nrs[0]
      res['session rate avg']    = nrs[1]
      res['session rate max']    = nrs[2]
      res['session rate stddev'] = nrs[3]
      res['session rate quota']  = "#{nrs[4]}/#{nrs[5]}"
    when "Session" then
      res['session avg conns/sess'] = nrs[0]
    when "Session lifetime [s]" then
      res['session lifetime [s]'] = nrs[0]
    when "Session failtime [s]" then
      res['session failtime [s]'] = nrs[0]
    when "Session length histogram" then
      res['session length histogram'] = nrs.join(" ")
    end
  end
  res
end

#run(conf) ⇒ Object 



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# File 'lib/httperf.rb', line 4

def run(conf)
  res = Hash["started at", Time.now]

  httperf_opt = conf.keys.grep(/httperf/).collect {|k| "--#{k.gsub(/httperf_/, '')}=#{conf[k]}"}.join(" ")
  httperf_cmd = "httperf --hog --server=#{conf['host']} --port=#{conf['port']} #{httperf_opt}"
  IO.popen("#{httperf_cmd} 2>&1") do |pipe|
    res.merge! parse_output(pipe)

    # Now calculate the amount of stati per second
    (1..5).each do |i|
      begin
        res["status #{i}xx/s"] =  res["status #{i}xx"].to_i / res["duration"].to_i
      rescue
        res["status #{i}xx/s"] = -1
      end
    end
  end
  res 
end