#!/usr/local/bin/ruby
#
# TE4121C用グローバルIP取得スクリプト
#
#
require 'net/http'

#更新
def update()
	Net::HTTP.start('ddo.jp',80){|http|
		response = http.get('/dnsupdate.php?dn=XXXX&pw=XXXX')
	}
end



Net::HTTP.version_1_2
req = Net::HTTP::Get.new('/cgi-bin/main.cgi?cc_webname=STATUS')
req.basic_auth 'user', 'user'
Net::HTTP.start('192.168.1.1') {|http|
	response = http.request(req)
	i = response.body.index("ADSL")
	i = response.body.index(":",i)
	e= response.body.index("</",i)
	ip = response.body[i+1..e-1]				#ipアドレス取得
	file = File.open("./adr",'r')
	adr = file.gets
	file.close

	if(adr != ip)				#ipアドレスが違う
		file = File.open("./adr",'w')
		file.print ip
		file.close
		
		update()				#更新
	end
}


#end of file