defmodule Pleroma.Config.TransferTask do
use Task
- require Logger
-
+ alias Pleroma.ConfigDB
alias Pleroma.Repo
- alias Pleroma.Web.AdminAPI.Config
+
+ require Logger
def start_link(_) do
load_and_update_env()
:ignore
end
- def load_and_update_env do
- with true <- Pleroma.Config.get([:instance, :dynamic_configuration]),
+ @spec load_and_update_env([ConfigDB.t()]) :: :ok | false
+ def load_and_update_env(deleted \\ []) do
+ with true <- Pleroma.Config.get(:configurable_from_database),
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))
+ in_db = Repo.all(ConfigDB)
+
+ with_deleted = in_db ++ deleted
+
+ with_deleted
+ |> Enum.map(&merge_and_update(&1))
|> Enum.uniq()
# TODO: some problem with prometheus after restart!
|> Enum.reject(&(&1 in [:pleroma, nil, :prometheus]))
|> Enum.each(&restart(started_applications, &1))
+
+ :ok
end
end
- defp update_env(setting) do
+ defp merge_and_update(setting) do
try do
- key = Config.from_string(setting.key)
- group = Config.from_string(setting.group)
- value = Config.from_binary(setting.value)
+ key = ConfigDB.from_string(setting.key)
+ group = ConfigDB.from_string(setting.group)
+
+ default = Pleroma.Config.Holder.config(group, key)
+ merged_value = merge_value(setting, default, group, key)
+
+ :ok = update_env(group, key, merged_value)
- :ok = Application.put_env(group, key, value)
+ if group != :logger do
+ group
+ else
+ # change logger configuration in runtime, without restart
+ if Keyword.keyword?(merged_value) and
+ key not in [:compile_time_application, :backends, :compile_time_purge_matching] do
+ Logger.configure_backend(key, merged_value)
+ else
+ Logger.configure([{key, merged_value}])
+ end
- group
+ nil
+ end
rescue
- e ->
- Logger.warn(
- "updating env causes error, key: #{inspect(setting.key)}, error: #{inspect(e)}"
- )
+ error ->
+ error_msg =
+ "updating env causes error, group: " <>
+ inspect(setting.group) <>
+ " key: " <>
+ inspect(setting.key) <>
+ " value: " <>
+ inspect(ConfigDB.from_binary(setting.value)) <> " error: " <> inspect(error)
+
+ Logger.warn(error_msg)
nil
end
end
+ defp merge_value(%{__meta__: %{state: :deleted}}, default, _group, _key), do: default
+
+ defp merge_value(setting, default, group, key) do
+ value = ConfigDB.from_binary(setting.value)
+
+ if can_be_merged?(default, value) do
+ ConfigDB.merge_group(group, key, default, value)
+ else
+ value
+ end
+ end
+
+ defp update_env(group, key, nil), do: Application.delete_env(group, key)
+ defp update_env(group, key, value), do: Application.put_env(group, key, value)
+
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))
+ nil ->
+ Logger.warn("#{app} is not started.")
+
+ error ->
+ error
+ |> inspect()
+ |> Logger.warn()
end
end
+
+ defp can_be_merged?(val1, val2) when is_list(val1) and is_list(val2) do
+ Keyword.keyword?(val1) and Keyword.keyword?(val2)
+ end
+
+ defp can_be_merged?(_val1, _val2), do: false
end