69 lines
1.6 KiB
Elixir
69 lines
1.6 KiB
Elixir
defmodule GitLabPushTriggerer.Router do
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@moduledoc """
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Router dispatching requests to the correct handlers.
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"""
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use Plug.Router
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use Plug.ErrorHandler
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require Logger
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plug(Plug.Logger)
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plug(:match)
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plug(
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Plug.Parsers,
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parsers: [:urlencoded, :multipart, :json],
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pass: ["*/*"],
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json_decoder: Jason
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)
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plug(:dispatch)
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paths =
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quote do
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GitLabPushTriggerer.get_envs()
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end
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post "/:path" do
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with {branch, script} <- Map.get(unquote(paths), path),
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:ok <- check_branch(branch, conn.body_params),
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:ok <- GitLabPushTriggerer.run(script) do
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send_resp(conn, 200, "OK")
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else
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# Nil returned by Map.get
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nil ->
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route_not_found(conn)
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{:error, :file_not_found} ->
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send_resp(conn, 404, "File not found.")
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{:error, :wrong_branch} ->
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send_resp(conn, 400, "Branch not matching.")
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error ->
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Logger.error("Unknown error: #{inspect(error)}")
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send_resp(conn, 500, "Unknown error.")
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end
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end
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match _ do
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route_not_found(conn)
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end
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defp route_not_found(conn), do: send_resp(conn, 404, "Route not found.")
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defp handle_errors(conn, data) do
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Logger.error(inspect(data))
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send_resp(conn, conn.status, "Something went wrong.")
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end
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# Check that branch in data matches branch in configuration
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defp check_branch(branch, data) when is_binary(branch) and is_map(data) do
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with "refs/heads/" <> data_branch <- Map.get(data, "ref"),
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^branch <- data_branch do
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:ok
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else
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_ -> {:error, :wrong_branch}
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end
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end
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end
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