#!/usr/bin/ruby

require 'net/http'
require 'uri'

url='https://www.wis-jma.go.jp/'
uri=URI.parse(url)

time1=Time.now
r=16
1.times do
begin
  http=Net::HTTP.new(uri.host,uri.port)
  http.use_ssl=(uri.scheme=='https')
  # タイムアウト時間設定
  http.open_timeout=100
  http.read_timeout=100
  request=Net::HTTP::Get.new(uri.request_uri)
  response=http.request(request)
  # 結果判定
  case response.code.to_i
  when 301
    raise "double redicetion" if url.nil?
    loc=response['location']
    uri=URI.join(url,loc)
    url=nil
    redo # do に戻る
  when 200
    time2=Time.now
    printf("%6.3f\n", time2-time1)
    r=0
  else
    puts "Response #{response.code}"
  end
rescue Net::OpenTimeout
  puts "505"
rescue Net::ReadTimeout
  puts "515"
rescue => e
  puts "525"
  STDERR.puts "exception #{e.message}"
end
end
exit r