akkoma/lib/mix/tasks/pleroma/config.ex
Alexander Strizhakov efb8ef5abe
releases support
2020-01-18 17:14:50 +03:00

134 lines
3.8 KiB
Elixir

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