akkoma/lib/pleroma/web/admin_api/controllers/config_controller.ex
2020-05-28 22:23:15 +04:00

150 lines
4.4 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.AdminAPI.ConfigController do
use Pleroma.Web, :controller
alias Pleroma.Config
alias Pleroma.ConfigDB
alias Pleroma.Plugs.OAuthScopesPlug
@descriptions Pleroma.Docs.JSON.compile()
plug(
OAuthScopesPlug,
%{scopes: ["read"], admin: true}
when action in [:show, :descriptions]
)
plug(OAuthScopesPlug, %{scopes: ["write"], admin: true} when action == :update)
action_fallback(Pleroma.Web.AdminAPI.FallbackController)
def descriptions(conn, _params) do
descriptions = Enum.filter(@descriptions, &whitelisted_config?/1)
json(conn, descriptions)
end
def show(conn, %{"only_db" => true}) do
with :ok <- configurable_from_database() do
configs = Pleroma.Repo.all(ConfigDB)
render(conn, "index.json", %{configs: configs})
end
end
def show(conn, _params) do
with :ok <- configurable_from_database() do
configs = ConfigDB.get_all_as_keyword()
merged =
Config.Holder.default_config()
|> ConfigDB.merge(configs)
|> Enum.map(fn {group, values} ->
Enum.map(values, fn {key, value} ->
db =
if configs[group][key] do
ConfigDB.get_db_keys(configs[group][key], key)
end
db_value = configs[group][key]
merged_value =
if not is_nil(db_value) and Keyword.keyword?(db_value) and
ConfigDB.sub_key_full_update?(group, key, Keyword.keys(db_value)) do
ConfigDB.merge_group(group, key, value, db_value)
else
value
end
setting = %{
group: ConfigDB.convert(group),
key: ConfigDB.convert(key),
value: ConfigDB.convert(merged_value)
}
if db, do: Map.put(setting, :db, db), else: setting
end)
end)
|> List.flatten()
json(conn, %{configs: merged, need_reboot: Restarter.Pleroma.need_reboot?()})
end
end
def update(conn, %{"configs" => configs}) do
with :ok <- configurable_from_database() do
results =
configs
|> Enum.filter(&whitelisted_config?/1)
|> Enum.map(fn
%{"group" => group, "key" => key, "delete" => true} = params ->
ConfigDB.delete(%{group: group, key: key, subkeys: params["subkeys"]})
%{"group" => group, "key" => key, "value" => value} ->
ConfigDB.update_or_create(%{group: group, key: key, value: value})
end)
|> Enum.reject(fn {result, _} -> result == :error end)
{deleted, updated} =
results
|> Enum.map(fn {:ok, config} ->
Map.put(config, :db, ConfigDB.get_db_keys(config))
end)
|> Enum.split_with(fn config ->
Ecto.get_meta(config, :state) == :deleted
end)
Config.TransferTask.load_and_update_env(deleted, false)
if not Restarter.Pleroma.need_reboot?() do
changed_reboot_settings? =
(updated ++ deleted)
|> Enum.any?(fn config ->
group = ConfigDB.from_string(config.group)
key = ConfigDB.from_string(config.key)
value = ConfigDB.from_binary(config.value)
Config.TransferTask.pleroma_need_restart?(group, key, value)
end)
if changed_reboot_settings?, do: Restarter.Pleroma.need_reboot()
end
render(conn, "index.json", %{
configs: updated,
need_reboot: Restarter.Pleroma.need_reboot?()
})
end
end
defp configurable_from_database do
if Config.get(:configurable_from_database) do
:ok
else
{:error, "To use this endpoint you need to enable configuration from database."}
end
end
defp whitelisted_config?(group, key) do
if whitelisted_configs = Config.get(:database_config_whitelist) do
Enum.any?(whitelisted_configs, fn
{whitelisted_group} ->
group == inspect(whitelisted_group)
{whitelisted_group, whitelisted_key} ->
group == inspect(whitelisted_group) && key == inspect(whitelisted_key)
end)
else
true
end
end
defp whitelisted_config?(%{"group" => group, "key" => key}) do
whitelisted_config?(group, key)
end
defp whitelisted_config?(%{:group => group} = config) do
whitelisted_config?(group, config[:key])
end
end