git.squeep.com Git - akkoma/blob - lib/pleroma/config/transfer_task.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Config.TransferTask do
   6   use Task
   7   alias Pleroma.Web.AdminAPI.Config
   8
   9   def start_link(_) do
  10     load_and_update_env()
  11     if Pleroma.Config.get(:env) == :test, do: Ecto.Adapters.SQL.Sandbox.checkin(Pleroma.Repo)
  12     :ignore
  13   end
  14
  15   def load_and_update_env do
  16     if Pleroma.Config.get([:instance, :dynamic_configuration]) and
  17          Ecto.Adapters.SQL.table_exists?(Pleroma.Repo, "config") do
  18       for_restart =
  19         Pleroma.Repo.all(Config)
  20         |> Enum.map(&update_env(&1))
  21
  22       # We need to restart applications for loaded settings take effect
  23       for_restart
  24       |> Enum.reject(&(&1 in [:pleroma, :ok]))
  25       |> Enum.each(fn app ->
  26         Application.stop(app)
  27         :ok = Application.start(app)
  28       end)
  29     end
  30   end
  31
  32   defp update_env(setting) do
  33     try do
  34       key =
  35         if String.starts_with?(setting.key, "Pleroma.") do
  36           "Elixir." <> setting.key
  37         else
  38           String.trim_leading(setting.key, ":")
  39         end
  40
  41       group = String.to_existing_atom(setting.group)
  42
  43       Application.put_env(
  44         group,
  45         String.to_existing_atom(key),
  46         Config.from_binary(setting.value)
  47       )
  48
  49       group
  50     rescue
  51       e ->
  52         require Logger
  53
  54         Logger.warn(
  55           "updating env causes error, key: #{inspect(setting.key)}, error: #{inspect(e)}"
  56         )
  57     end
  58   end
  59 end