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sinatraでファイルをダウンロードさせるだけの簡単なサーバを書く

Last updated at Posted at 2013-02-20

サーバのコード

file_server.rb
requre 'sinatra'

get '/:file_name' do |file_name|
  send_file(file_name)
end

実行例

以下のようにサーバを起動

$ ruby -rubygems file_server.rb

http://localhost:4567/hoge.pngのようにブラウザからアクセスすると、サーバを起動したディレクトリ配下から該当ファイルをダウンロードしてくれる。

参考

Method: Sinatra::Helpers#send_file — Documentation for sinatra (1.3.4)

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