akkoma/lib/pleroma/config/transfer_task.ex
2020-01-10 15:52:00 +03:00

64 lines
1.8 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Config.TransferTask do
use Task
require Logger
alias Pleroma.Repo
alias Pleroma.Web.AdminAPI.Config
def start_link(_) do
load_and_update_env()
if Pleroma.Config.get(:env) == :test, do: Ecto.Adapters.SQL.Sandbox.checkin(Repo)
:ignore
end
def load_and_update_env do
with true <- Pleroma.Config.get([:instance, :dynamic_configuration]),
true <- Ecto.Adapters.SQL.table_exists?(Repo, "config"),
started_applications <- Application.started_applications() do
# We need to restart applications for loaded settings take effect
Config
|> Repo.all()
|> Enum.map(&update_env(&1))
|> Enum.uniq()
# TODO: some problem with prometheus after restart!
|> Enum.reject(&(&1 in [:pleroma, nil, :prometheus]))
|> Enum.each(&restart(started_applications, &1))
end
end
defp update_env(setting) do
try do
key = Config.from_string(setting.key)
group = Config.from_string(setting.group)
value = Config.from_binary(setting.value)
if group != :phoenix and key != :serve_endpoints do
:ok = Application.put_env(group, key, value)
end
group
rescue
e ->
Logger.warn(
"updating env causes error, key: #{inspect(setting.key)}, error: #{inspect(e)}"
)
nil
end
end
defp restart(started_applications, app) do
with {^app, _, _} <- List.keyfind(started_applications, app, 0),
:ok <- Application.stop(app) do
:ok = Application.start(app)
else
nil -> Logger.warn("#{app} is not started.")
error -> Logger.warn(inspect(error))
end
end
end