ズンドコウェーブにのってインフラエンジニアらしくズンドコネームサーバを作ってみました。 仕様 *.zunの応答は127.0.0.1 *.dokoの応答は ・直前の.zunドメインへの問い合わせが4回以上連続した場合CNAMEとして*.kiyosiを返す ・それ以外127.0.0.1 require 'resolv' require 'rubydns' Interfaces = [ [:udp, "0.0.0.0", 5300], [:tcp, "0.0.0.0", 5300] ] zun_counter = 0 RubyDNS::run_server(:listen =>Interfaces) do match(/\.zun$/, Resolv::DNS::Resource::IN::A) do |transaction| zun_counter += 1 transaction.resp
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