5647e5642a
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- Remove unused aliases that caused warnings-as-errors in EX_CHECK mode - Run mix format to fix formatter check - Add root-level yarn install to CI for prettier (used by mix check) - All 1007 tests pass, zero warnings
50 lines
1.2 KiB
Elixir
50 lines
1.2 KiB
Elixir
defmodule PinchflatWeb.ApiAuthPlug do
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@moduledoc """
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Authenticates API requests using a Bearer token.
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The token is read from the `PINCHFLAT_API_TOKEN` environment variable.
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If the environment variable is not set, API authentication is disabled
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(useful for development and testing). In production, you should always
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set this to a secure value.
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Clients should send the token in the Authorization header:
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Authorization: Bearer <token>
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"""
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import Plug.Conn
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def init(opts), do: opts
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def call(conn, _opts) do
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expected_token = Application.get_env(:pinchflat, :api_token)
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if credential_set?(expected_token) do
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case get_req_header(conn, "authorization") do
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["Bearer " <> token] ->
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if String.trim(token) == expected_token do
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conn
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else
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send_unauthorized(conn)
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end
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_ ->
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send_unauthorized(conn)
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end
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else
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# No API token configured — allow access (dev/test mode)
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conn
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end
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end
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defp credential_set?(credential) do
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credential && credential != ""
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end
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defp send_unauthorized(conn) do
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conn
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|> put_resp_content_type("application/json")
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|> send_resp(401, ~s({"errors":{"detail":"Unauthorized"}}))
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|> halt()
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end
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end
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