Osaka-u Wireless LAN Login with CLI

ologin.rb

#! /usr/bin/env ruby
# -*- coding:utf-8 -*-

require "logger"
require "mechanize"

$url = "https://login.odins.osaka-u.ac.jp/login.gsp"
$uid = "your uid"
$passwd = "your passwd"

def logined?(page)
  return page.at('input[value="Logout"]') != nil 
end

def main()
  agent = Mechanize.new {|a| a.log=Logger.new('access.log')} 
  begin
    agent.get($url)
    if logined?(agent.page) == true then
      $stderr.puts "alreay logined"
      exit
    end
    form = agent.page.forms[0]
    form.field_with(:name => 'user').value = $uid
    form.field_with(:name => 'pass').value = $passwd
    form.click_button

    if logined?(agent.page) == false then
      $stderr.puts "error: failed to login"
      exit
    end
  rescue Timeout::Error
    $stderr.puts "timeout: retry"
    retry
  end
  puts "login success"
end

if __FILE__ == $0 then
  main()
end