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vaultex

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A very simple read only client that authenticates and reads secrets from HashiCorp's Vault.

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vaultex lib vaultex read.ex
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lib/vaultex/read.ex 

defmodule Vaultex.Read do

  def handle(key, state = %{token: token}) do

    request(:get, "#{state.url}#{key}", %{}, [{"X-Vault-Token", token}])

    |> handle_response(state)

  end



  def handle(_key, state = %{}) do

    {:reply, {:error, ["Not Authenticated"]}, state}

  end





  defp handle_response({:ok, response}, state) do

    case response.body |> Poison.Parser.parse! do

      %{"data" => data} -> {:reply, {:ok, data}, state}

      %{"errors" => []} -> {:reply, {:error, ["Key not found"]}, state}

      %{"errors" => messages} -> {:reply, {:error, messages}, state}

    end

  end



  defp handle_response({_, %HTTPoison.Error{reason: reason}}, state) do

      {:reply, {:error, ["Bad response from vault [#{state.url}]", reason]}, state}

  end



  defp request(method, url, params = %{}, headers) do

    Vaultex.RedirectableRequests.request(method, url, params, headers)

  end

end