134 lines
3.8 KiB
Elixir
134 lines
3.8 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Mix.Tasks.Pleroma.Config do
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use Mix.Task
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import Mix.Pleroma
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alias Pleroma.ConfigDB
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alias Pleroma.Repo
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@shortdoc "Manages the location of the config"
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@moduledoc File.read!("docs/administration/CLI_tasks/config.md")
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def run(["migrate_to_db"]) do
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start_pleroma()
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migrate_to_db()
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end
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def run(["migrate_from_db" | options]) do
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# TODO: add support for releases
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start_pleroma()
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{opts, _} =
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OptionParser.parse!(options,
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strict: [env: :string, delete_from_db: :boolean],
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aliases: [d: :delete_from_db]
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)
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with {:active?, true} <-
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{:active?, Pleroma.Config.get([:configurable_from_database])},
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env when is_binary(env) <- opts[:env] || "prod",
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config_path <- config_path(env),
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{:ok, file} <- File.open(config_path, [:write, :utf8]) do
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IO.write(file, config_header())
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ConfigDB
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|> Repo.all()
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|> Enum.each(&write_to_file_with_deletion(&1, file, opts[:delete_from_db]))
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File.close(file)
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System.cmd("mix", ["format", config_path])
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else
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{:active?, false} ->
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shell_info(
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"Migration is not allowed by config. You can change this behavior in instance settings."
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)
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error ->
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shell_info("Error occuried while opening file. #{inspect(error)}")
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end
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end
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defp config_path(env) do
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path =
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if Pleroma.Config.get(:release) do
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:config_path
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|> Pleroma.Config.get()
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|> Path.dirname()
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else
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"config"
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end
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Path.join(path, "#{env}.exported_from_db.secret.exs")
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end
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@spec migrate_to_db(Path.t() | nil) :: any()
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def migrate_to_db(file_path \\ nil) do
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if Pleroma.Config.get([:configurable_from_database]) do
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user_config_file =
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if Pleroma.Config.get(:release),
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do: Pleroma.Config.get(:config_path),
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else: "config/#{Pleroma.Config.get(:env)}.secret.exs"
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config_file = file_path || user_config_file
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do_migrate_to_db(config_file)
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else
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shell_info(
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"Migration is not allowed by config. You can change this behavior in instance settings."
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)
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end
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end
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if Code.ensure_loaded?(Config.Reader) do
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defp config_header, do: "import Config\r\n\r\n"
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defp read_file(config_file), do: Config.Reader.read_imports!(config_file)
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else
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defp config_header, do: "use Mix.Config\r\n\r\n"
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defp read_file(config_file), do: Mix.Config.eval!(config_file)
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end
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defp do_migrate_to_db(config_file) do
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if File.exists?(config_file) do
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{custom_config, _paths} = read_file(config_file)
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custom_config
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|> Keyword.keys()
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|> Enum.each(&create(&1, custom_config[&1]))
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else
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shell_info("To migrate settings, you must define custom settings in #{config_file}.")
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end
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end
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defp create(group, settings) do
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Enum.reject(settings, fn {k, _v} ->
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k in [Pleroma.Repo, Pleroma.Web.Endpoint, :env, :configurable_from_database] or
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(group == :phoenix and k == :serve_endpoints)
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end)
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|> Enum.each(fn {key, value} ->
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key = inspect(key)
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{:ok, _} = ConfigDB.update_or_create(%{group: inspect(group), key: key, value: value})
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shell_info("Settings for key #{key} migrated.")
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end)
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shell_info("Settings for group :#{group} migrated.")
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end
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defp write_to_file_with_deletion(config, file, with_deletion) do
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IO.write(
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file,
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"config #{config.group}, #{config.key}, #{
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inspect(ConfigDB.from_binary(config.value), limit: :infinity)
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}\r\n\r\n"
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)
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if with_deletion do
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{:ok, _} = Repo.delete(config)
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shell_info("#{config.key} deleted from DB.")
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end
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end
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end
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