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SAML Single-Sign-On Authentication for Plug/Phoenix Applications

Retired package: Use versions >= 1.0.0
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samly lib samly router.ex
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lib/samly/router.ex 

defmodule Samly.Router do

  @moduledoc false



  use Plug.Router

  alias Samly.Helper



  plug :secure_samly

  plug :check_provider_state

  plug :match

  plug :dispatch



  forward "/auth", to: Samly.AuthRouter

  forward "/sp", to: Samly.SPRouter



  match _ do

    conn |> send_resp(404, "not_found")

  end



  defp secure_samly(conn, _opts) do

    conn

    |>  register_before_send(fn connection ->

          connection

          |>  put_resp_header("Cache-Control", "no-cache")

          |>  put_resp_header("Pragma", "no-cache")

          |>  put_resp_header("X-Frame-Options", "SAMEORIGIN")

          |>  put_resp_header("X-XSS-Protection", "1; mode=block")

          |>  put_resp_header("X-Content-Type-Options", "nosniff")

        end)

  end



  defp check_provider_state(conn, _opts) do

    sp = Helper.get_sp()

    idp_metadata = Helper.get_idp_metadata()



    if sp == nil || idp_metadata == nil do

      conn

      |>  send_resp(500, "Samly Provider not initialized")

      |>  halt()

    else

      conn

    end

  end

end