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http_proxy

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Multi port HTTP Proxy and support record/play request.

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http_proxy lib http_proxy supervisor.ex
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lib/http_proxy/supervisor.ex 

defmodule HttpProxy.Supervisor do

  @moduledoc false



  use Supervisor



  @proxies Application.get_env :http_proxy, :proxies



  def start_link do

    Supervisor.start_link __MODULE__, :ok, [name: __MODULE__]

  end



  def init(:ok) do

    import Supervisor.Spec



    proxies?(@proxies)

    |> Enum.reduce([], fn proxy, acc ->

      module_name = "HttpProxy.Handle#{proxy.port}"

      [worker(HttpProxy.Handle, [[proxy, module_name]], [id: String.to_atom(module_name)]) | acc]

    end)

    |> supervise(strategy: :one_for_one)

  end



  defp proxies?(nil) do

    msg = ~s"""

    You should set config/config.exs like the following lines.



    ---

    use Mix.Config



    config :http_proxy,

      proxies: [

                 %{port: 4000,

                   to:   "http://google.com"},

                 %{port: 4001,

                   to:   "http://yahoo.com"}

                ]

    ---

    """

    raise ArgumentError, msg

  end

  defp proxies?(proxies), do: proxies

end