diff options
Diffstat (limited to 'lib/pleroma/config')
| -rw-r--r-- | lib/pleroma/config/deprecation_warnings.ex | 418 | ||||
| -rw-r--r-- | lib/pleroma/config/getting.ex | 8 | ||||
| -rw-r--r-- | lib/pleroma/config/helpers.ex | 17 | ||||
| -rw-r--r-- | lib/pleroma/config/holder.ex | 42 | ||||
| -rw-r--r-- | lib/pleroma/config/loader.ex | 50 | ||||
| -rw-r--r-- | lib/pleroma/config/oban.ex | 36 | ||||
| -rw-r--r-- | lib/pleroma/config/release_runtime_provider.ex | 70 | ||||
| -rw-r--r-- | lib/pleroma/config/transfer_task.ex | 196 |
8 files changed, 837 insertions, 0 deletions
diff --git a/lib/pleroma/config/deprecation_warnings.ex b/lib/pleroma/config/deprecation_warnings.ex new file mode 100644 index 0000000..b53b15d --- /dev/null +++ b/lib/pleroma/config/deprecation_warnings.ex @@ -0,0 +1,418 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.DeprecationWarnings do + alias Pleroma.Config + + require Logger + alias Pleroma.Config + + @type config_namespace() :: atom() | [atom()] + @type config_map() :: {config_namespace(), config_namespace(), String.t()} + + @mrf_config_map [ + {[:instance, :rewrite_policy], [:mrf, :policies], + "\n* `config :pleroma, :instance, rewrite_policy` is now `config :pleroma, :mrf, policies`"}, + {[:instance, :mrf_transparency], [:mrf, :transparency], + "\n* `config :pleroma, :instance, mrf_transparency` is now `config :pleroma, :mrf, transparency`"}, + {[:instance, :mrf_transparency_exclusions], [:mrf, :transparency_exclusions], + "\n* `config :pleroma, :instance, mrf_transparency_exclusions` is now `config :pleroma, :mrf, transparency_exclusions`"} + ] + + def check_exiftool_filter do + filters = Config.get([Pleroma.Upload]) |> Keyword.get(:filters, []) + + if Pleroma.Upload.Filter.Exiftool in filters do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using Exiftool as a filter instead of Exiftool.StripLocation. This should work for now, but you are advised to change to the new configuration to prevent possible issues later: + + ``` + config :pleroma, Pleroma.Upload, + filters: [Pleroma.Upload.Filter.Exiftool] + ``` + + Is now + + + ``` + config :pleroma, Pleroma.Upload, + filters: [Pleroma.Upload.Filter.Exiftool.StripLocation] + ``` + """) + + new_config = + filters + |> Enum.map(fn + Pleroma.Upload.Filter.Exiftool -> Pleroma.Upload.Filter.Exiftool.StripLocation + filter -> filter + end) + + Config.put([Pleroma.Upload, :filters], new_config) + + :error + else + :ok + end + end + + def check_simple_policy_tuples do + has_strings = + Config.get([:mrf_simple]) + |> Enum.any?(fn {_, v} -> Enum.any?(v, &is_binary/1) end) + + if has_strings do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using strings in the SimplePolicy configuration instead of tuples. They should work for now, but you are advised to change to the new configuration to prevent possible issues later: + + ``` + config :pleroma, :mrf_simple, + media_removal: ["instance.tld"], + media_nsfw: ["instance.tld"], + federated_timeline_removal: ["instance.tld"], + report_removal: ["instance.tld"], + reject: ["instance.tld"], + followers_only: ["instance.tld"], + accept: ["instance.tld"], + avatar_removal: ["instance.tld"], + banner_removal: ["instance.tld"], + reject_deletes: ["instance.tld"] + ``` + + Is now + + + ``` + config :pleroma, :mrf_simple, + media_removal: [{"instance.tld", "Reason for media removal"}], + media_nsfw: [{"instance.tld", "Reason for media nsfw"}], + federated_timeline_removal: [{"instance.tld", "Reason for federated timeline removal"}], + report_removal: [{"instance.tld", "Reason for report removal"}], + reject: [{"instance.tld", "Reason for reject"}], + followers_only: [{"instance.tld", "Reason for followers only"}], + accept: [{"instance.tld", "Reason for accept"}], + avatar_removal: [{"instance.tld", "Reason for avatar removal"}], + banner_removal: [{"instance.tld", "Reason for banner removal"}], + reject_deletes: [{"instance.tld", "Reason for reject deletes"}] + ``` + """) + + new_config = + Config.get([:mrf_simple]) + |> Enum.map(fn {k, v} -> + {k, + Enum.map(v, fn + {instance, reason} -> {instance, reason} + instance -> {instance, ""} + end)} + end) + + Config.put([:mrf_simple], new_config) + + :error + else + :ok + end + end + + def check_quarantined_instances_tuples do + has_strings = Config.get([:instance, :quarantined_instances]) |> Enum.any?(&is_binary/1) + + if has_strings do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using strings in the quarantined_instances configuration instead of tuples. They should work for now, but you are advised to change to the new configuration to prevent possible issues later: + + ``` + config :pleroma, :instance, + quarantined_instances: ["instance.tld"] + ``` + + Is now + + + ``` + config :pleroma, :instance, + quarantined_instances: [{"instance.tld", "Reason for quarantine"}] + ``` + """) + + new_config = + Config.get([:instance, :quarantined_instances]) + |> Enum.map(fn + {instance, reason} -> {instance, reason} + instance -> {instance, ""} + end) + + Config.put([:instance, :quarantined_instances], new_config) + + :error + else + :ok + end + end + + def check_transparency_exclusions_tuples do + has_strings = Config.get([:mrf, :transparency_exclusions]) |> Enum.any?(&is_binary/1) + + if has_strings do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using strings in the transparency_exclusions configuration instead of tuples. They should work for now, but you are advised to change to the new configuration to prevent possible issues later: + + ``` + config :pleroma, :mrf, + transparency_exclusions: ["instance.tld"] + ``` + + Is now + + + ``` + config :pleroma, :mrf, + transparency_exclusions: [{"instance.tld", "Reason to exlude transparency"}] + ``` + """) + + new_config = + Config.get([:mrf, :transparency_exclusions]) + |> Enum.map(fn + {instance, reason} -> {instance, reason} + instance -> {instance, ""} + end) + + Config.put([:mrf, :transparency_exclusions], new_config) + + :error + else + :ok + end + end + + def check_hellthread_threshold do + if Config.get([:mrf_hellthread, :threshold]) do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + You are using the old configuration mechanism for the hellthread filter. Please check config.md. + """) + + :error + else + :ok + end + end + + def warn do + [ + check_hellthread_threshold(), + check_old_mrf_config(), + check_media_proxy_whitelist_config(), + check_welcome_message_config(), + check_gun_pool_options(), + check_activity_expiration_config(), + check_remote_ip_plug_name(), + check_uploders_s3_public_endpoint(), + check_old_chat_shoutbox(), + check_quarantined_instances_tuples(), + check_transparency_exclusions_tuples(), + check_simple_policy_tuples(), + check_exiftool_filter() + ] + |> Enum.reduce(:ok, fn + :ok, :ok -> :ok + _, _ -> :error + end) + end + + def check_welcome_message_config do + instance_config = Pleroma.Config.get([:instance]) + + use_old_config = + Keyword.has_key?(instance_config, :welcome_user_nickname) or + Keyword.has_key?(instance_config, :welcome_message) + + if use_old_config do + Logger.error(""" + !!!DEPRECATION WARNING!!! + Your config is using the old namespace for Welcome messages configuration. You need to convert to the new namespace. e.g., + \n* `config :pleroma, :instance, welcome_user_nickname` and `config :pleroma, :instance, welcome_message` are now equal to: + \n* `config :pleroma, :welcome, direct_message: [enabled: true, sender_nickname: "NICKNAME", message: "Your welcome message"]`" + """) + + :error + else + :ok + end + end + + def check_old_mrf_config do + warning_preface = """ + !!!DEPRECATION WARNING!!! + Your config is using old namespaces for MRF configuration. They should work for now, but you are advised to change to new namespaces to prevent possible issues later: + """ + + move_namespace_and_warn(@mrf_config_map, warning_preface) + end + + @spec move_namespace_and_warn([config_map()], String.t()) :: :ok | nil + def move_namespace_and_warn(config_map, warning_preface) do + warning = + Enum.reduce(config_map, "", fn + {old, new, err_msg}, acc -> + old_config = Config.get(old) + + if old_config do + Config.put(new, old_config) + acc <> err_msg + else + acc + end + end) + + if warning == "" do + :ok + else + Logger.warn(warning_preface <> warning) + :error + end + end + + @spec check_media_proxy_whitelist_config() :: :ok | nil + def check_media_proxy_whitelist_config do + whitelist = Config.get([:media_proxy, :whitelist]) + + if Enum.any?(whitelist, &(not String.starts_with?(&1, "http"))) do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using old format (only domain) for MediaProxy whitelist option. Setting should work for now, but you are advised to change format to scheme with port to prevent possible issues later. + """) + + :error + else + :ok + end + end + + def check_gun_pool_options do + pool_config = Config.get(:connections_pool) + + if timeout = pool_config[:await_up_timeout] do + Logger.warn(""" + !!!DEPRECATION WARNING!!! + Your config is using old setting `config :pleroma, :connections_pool, await_up_timeout`. Please change to `config :pleroma, :connections_pool, connect_timeout` to ensure compatibility with future releases. + """) + + Config.put(:connections_pool, Keyword.put_new(pool_config, :connect_timeout, timeout)) + end + + pools_configs = Config.get(:pools) + + warning_preface = """ + !!!DEPRECATION WARNING!!! + Your config is using old setting name `timeout` instead of `recv_timeout` in pool settings. The setting will not take effect until updated. + """ + + updated_config = + Enum.reduce(pools_configs, [], fn {pool_name, config}, acc -> + if timeout = config[:timeout] do + Keyword.put(acc, pool_name, Keyword.put_new(config, :recv_timeout, timeout)) + else + acc + end + end) + + if updated_config != [] do + pool_warnings = + updated_config + |> Keyword.keys() + |> Enum.map(fn pool_name -> + "\n* `:timeout` options in #{pool_name} pool is now `:recv_timeout`" + end) + + Logger.warn(Enum.join([warning_preface | pool_warnings])) + + Config.put(:pools, updated_config) + :error + else + :ok + end + end + + @spec check_activity_expiration_config() :: :ok | nil + def check_activity_expiration_config do + warning_preface = """ + !!!DEPRECATION WARNING!!! + Your config is using old namespace for activity expiration configuration. Setting should work for now, but you are advised to change to new namespace to prevent possible issues later: + """ + + move_namespace_and_warn( + [ + {Pleroma.ActivityExpiration, Pleroma.Workers.PurgeExpiredActivity, + "\n* `config :pleroma, Pleroma.ActivityExpiration` is now `config :pleroma, Pleroma.Workers.PurgeExpiredActivity`"} + ], + warning_preface + ) + end + + @spec check_remote_ip_plug_name() :: :ok | nil + def check_remote_ip_plug_name do + warning_preface = """ + !!!DEPRECATION WARNING!!! + Your config is using old namespace for RemoteIp Plug. Setting should work for now, but you are advised to change to new namespace to prevent possible issues later: + """ + + move_namespace_and_warn( + [ + {Pleroma.Plugs.RemoteIp, Pleroma.Web.Plugs.RemoteIp, + "\n* `config :pleroma, Pleroma.Plugs.RemoteIp` is now `config :pleroma, Pleroma.Web.Plugs.RemoteIp`"} + ], + warning_preface + ) + end + + @spec check_uploders_s3_public_endpoint() :: :ok | nil + def check_uploders_s3_public_endpoint do + s3_config = Pleroma.Config.get([Pleroma.Uploaders.S3]) + + use_old_config = Keyword.has_key?(s3_config, :public_endpoint) + + if use_old_config do + Logger.error(""" + !!!DEPRECATION WARNING!!! + Your config is using the old setting for controlling the URL of media uploaded to your S3 bucket.\n + Please make the following change at your earliest convenience.\n + \n* `config :pleroma, Pleroma.Uploaders.S3, public_endpoint` is now equal to: + \n* `config :pleroma, Pleroma.Upload, base_url` + """) + + :error + else + :ok + end + end + + @spec check_old_chat_shoutbox() :: :ok | nil + def check_old_chat_shoutbox do + instance_config = Pleroma.Config.get([:instance]) + chat_config = Pleroma.Config.get([:chat]) || [] + + use_old_config = + Keyword.has_key?(instance_config, :chat_limit) or + Keyword.has_key?(chat_config, :enabled) + + if use_old_config do + Logger.error(""" + !!!DEPRECATION WARNING!!! + Your config is using the old namespace for the Shoutbox configuration. You need to convert to the new namespace. e.g., + \n* `config :pleroma, :chat, enabled` and `config :pleroma, :instance, chat_limit` are now equal to: + \n* `config :pleroma, :shout, enabled` and `config :pleroma, :shout, limit` + """) + + :error + else + :ok + end + end +end diff --git a/lib/pleroma/config/getting.ex b/lib/pleroma/config/getting.ex new file mode 100644 index 0000000..f9b66bb --- /dev/null +++ b/lib/pleroma/config/getting.ex @@ -0,0 +1,8 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.Getting do + @callback get(any()) :: any() + @callback get(any(), any()) :: any() +end diff --git a/lib/pleroma/config/helpers.ex b/lib/pleroma/config/helpers.ex new file mode 100644 index 0000000..973a75c --- /dev/null +++ b/lib/pleroma/config/helpers.ex @@ -0,0 +1,17 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.Helpers do + alias Pleroma.Config + + def instance_name, do: Config.get([:instance, :name]) + + defp instance_notify_email do + Config.get([:instance, :notify_email]) || Config.get([:instance, :email]) + end + + def sender do + {instance_name(), instance_notify_email()} + end +end diff --git a/lib/pleroma/config/holder.ex b/lib/pleroma/config/holder.ex new file mode 100644 index 0000000..7822bde --- /dev/null +++ b/lib/pleroma/config/holder.ex @@ -0,0 +1,42 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.Holder do + @config Pleroma.Config.Loader.default_config() + + @spec save_default() :: :ok + def save_default do + default_config = + if System.get_env("RELEASE_NAME") do + Pleroma.Config.Loader.merge(@config, release_defaults()) + else + @config + end + + Pleroma.Config.put(:default_config, default_config) + end + + @spec default_config() :: keyword() + def default_config, do: get_default() + + @spec default_config(atom()) :: keyword() + def default_config(group), do: Keyword.get(get_default(), group) + + @spec default_config(atom(), atom()) :: keyword() + def default_config(group, key), do: get_in(get_default(), [group, key]) + + defp get_default, do: Pleroma.Config.get(:default_config) + + @spec release_defaults() :: keyword() + def release_defaults do + [ + pleroma: [ + {:instance, [static_dir: "/var/lib/pleroma/static"]}, + {Pleroma.Uploaders.Local, [uploads: "/var/lib/pleroma/uploads"]}, + {:modules, [runtime_dir: "/var/lib/pleroma/modules"]}, + {:release, true} + ] + ] + end +end diff --git a/lib/pleroma/config/loader.ex b/lib/pleroma/config/loader.ex new file mode 100644 index 0000000..bd85ecc --- /dev/null +++ b/lib/pleroma/config/loader.ex @@ -0,0 +1,50 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.Loader do + # These modules are only being used as keys here (for equality check), + # so it's okay to use `Module.concat/1` to have the compiler ignore them. + @reject_keys [ + Module.concat(["Pleroma.Repo"]), + Module.concat(["Pleroma.Web.Endpoint"]), + :env, + :configurable_from_database, + :database, + :swarm + ] + + @reject_groups [ + :postgrex, + :tesla + ] + + @reader Config.Reader + + @spec read(Path.t()) :: keyword() + def read(path), do: @reader.read!(path) + + @spec merge(keyword(), keyword()) :: keyword() + def merge(c1, c2), do: @reader.merge(c1, c2) + + @spec default_config() :: keyword() + def default_config do + "config/config.exs" + |> read() + |> filter() + end + + defp filter(configs) do + configs + |> Keyword.keys() + |> Enum.reduce([], &Keyword.put(&2, &1, filter_group(&1, configs))) + end + + @spec filter_group(atom(), keyword()) :: keyword() + def filter_group(group, configs) do + Enum.reject(configs[group], fn {key, _v} -> + key in @reject_keys or group in @reject_groups or + (group == :phoenix and key == :serve_endpoints) + end) + end +end diff --git a/lib/pleroma/config/oban.ex b/lib/pleroma/config/oban.ex new file mode 100644 index 0000000..483d2bb --- /dev/null +++ b/lib/pleroma/config/oban.ex @@ -0,0 +1,36 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.Oban do + require Logger + + def warn do + oban_config = Pleroma.Config.get(Oban) + + crontab = + [ + Pleroma.Workers.Cron.StatsWorker, + Pleroma.Workers.Cron.PurgeExpiredActivitiesWorker, + Pleroma.Workers.Cron.ClearOauthTokenWorker + ] + |> Enum.reduce(oban_config[:crontab], fn removed_worker, acc -> + with acc when is_list(acc) <- acc, + setting when is_tuple(setting) <- + Enum.find(acc, fn {_, worker} -> worker == removed_worker end) do + """ + !!!OBAN CONFIG WARNING!!! + You are using old workers in Oban crontab settings, which were removed. + Please, remove setting from crontab in your config file (prod.secret.exs): #{inspect(setting)} + """ + |> Logger.warn() + + List.delete(acc, setting) + else + _ -> acc + end + end) + + Pleroma.Config.put(Oban, Keyword.put(oban_config, :crontab, crontab)) + end +end diff --git a/lib/pleroma/config/release_runtime_provider.ex b/lib/pleroma/config/release_runtime_provider.ex new file mode 100644 index 0000000..9ec0f97 --- /dev/null +++ b/lib/pleroma/config/release_runtime_provider.ex @@ -0,0 +1,70 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.ReleaseRuntimeProvider do + @moduledoc """ + Imports runtime config and `{env}.exported_from_db.secret.exs` for releases. + """ + @behaviour Config.Provider + + @impl true + def init(opts), do: opts + + @impl true + def load(config, opts) do + with_defaults = Config.Reader.merge(config, Pleroma.Config.Holder.release_defaults()) + + config_path = + opts[:config_path] || System.get_env("PLEROMA_CONFIG_PATH") || "/etc/pleroma/config.exs" + + with_runtime_config = + if File.exists?(config_path) do + # <https://git.pleroma.social/pleroma/pleroma/-/issues/3135> + %File.Stat{mode: mode} = File.lstat!(config_path) + + if Bitwise.band(mode, 0o007) > 0 do + raise "Configuration at #{config_path} has world-permissions, execute the following: chmod o= #{config_path}" + end + + if Bitwise.band(mode, 0o020) > 0 do + raise "Configuration at #{config_path} has group-wise write permissions, execute the following: chmod g-w #{config_path}" + end + + # Note: Elixir doesn't provides a getuid(2) + # so cannot forbid group-read only when config is owned by us + + runtime_config = Config.Reader.read!(config_path) + + with_defaults + |> Config.Reader.merge(pleroma: [config_path: config_path]) + |> Config.Reader.merge(runtime_config) + else + warning = [ + IO.ANSI.red(), + IO.ANSI.bright(), + "!!! Config path is not declared! Please ensure it exists and that PLEROMA_CONFIG_PATH is unset or points to an existing file", + IO.ANSI.reset() + ] + + IO.puts(warning) + with_defaults + end + + exported_config_path = + opts[:exported_config_path] || + config_path + |> Path.dirname() + |> Path.join("#{Pleroma.Config.get(:env)}.exported_from_db.secret.exs") + + with_exported = + if File.exists?(exported_config_path) do + exported_config = Config.Reader.read!(exported_config_path) + Config.Reader.merge(with_runtime_config, exported_config) + else + with_runtime_config + end + + with_exported + end +end diff --git a/lib/pleroma/config/transfer_task.ex b/lib/pleroma/config/transfer_task.ex new file mode 100644 index 0000000..44a9840 --- /dev/null +++ b/lib/pleroma/config/transfer_task.ex @@ -0,0 +1,196 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Config.TransferTask do + use Task + + alias Pleroma.Config + alias Pleroma.ConfigDB + alias Pleroma.Repo + + require Logger + + @type env() :: :test | :benchmark | :dev | :prod + + defp reboot_time_keys, + do: [ + {:pleroma, :hackney_pools}, + {:pleroma, :shout}, + {:pleroma, Oban}, + {:pleroma, :rate_limit}, + {:pleroma, :markup}, + {:pleroma, :streamer}, + {:pleroma, :pools}, + {:pleroma, :connections_pool} + ] + + defp reboot_time_subkeys, + do: [ + {:pleroma, Pleroma.Captcha, [:seconds_valid]}, + {:pleroma, Pleroma.Upload, [:proxy_remote]}, + {:pleroma, :instance, [:upload_limit]}, + {:pleroma, :gopher, [:enabled]} + ] + + def start_link(restart_pleroma? \\ true) do + load_and_update_env([], restart_pleroma?) + if Config.get(:env) == :test, do: Ecto.Adapters.SQL.Sandbox.checkin(Repo) + :ignore + end + + @spec load_and_update_env([ConfigDB.t()], boolean()) :: :ok + def load_and_update_env(deleted_settings \\ [], restart_pleroma? \\ true) do + with {_, true} <- {:configurable, Config.get(:configurable_from_database)} do + # We need to restart applications for loaded settings take effect + + {logger, other} = + (Repo.all(ConfigDB) ++ deleted_settings) + |> Enum.map(&merge_with_default/1) + |> Enum.split_with(fn {group, _, _, _} -> group in [:logger] end) + + logger + |> Enum.sort() + |> Enum.each(&configure/1) + + started_applications = Application.started_applications() + + # TODO: some problem with prometheus after restart! + reject = [nil, :prometheus, :postgrex] + + reject = + if restart_pleroma? do + reject + else + [:pleroma | reject] + end + + other + |> Enum.map(&update/1) + |> Enum.uniq() + |> Enum.reject(&(&1 in reject)) + |> maybe_set_pleroma_last() + |> Enum.each(&restart(started_applications, &1, Config.get(:env))) + + :ok + else + {:configurable, false} -> Restarter.Pleroma.rebooted() + end + end + + defp maybe_set_pleroma_last(apps) do + # to be ensured that pleroma will be restarted last + if :pleroma in apps do + apps + |> List.delete(:pleroma) + |> List.insert_at(-1, :pleroma) + else + Restarter.Pleroma.rebooted() + apps + end + end + + defp merge_with_default(%{group: group, key: key, value: value} = setting) do + default = Config.Holder.default_config(group, key) + + merged = + cond do + Ecto.get_meta(setting, :state) == :deleted -> default + can_be_merged?(default, value) -> ConfigDB.merge_group(group, key, default, value) + true -> value + end + + {group, key, value, merged} + end + + # change logger configuration in runtime, without restart + defp configure({_, :backends, _, merged}) do + # removing current backends + Enum.each(Application.get_env(:logger, :backends), &Logger.remove_backend/1) + + Enum.each(merged, &Logger.add_backend/1) + + :ok = update_env(:logger, :backends, merged) + end + + defp configure({_, key, _, merged}) when key in [:console, :ex_syslogger] do + merged = + if key == :console do + put_in(merged[:format], merged[:format] <> "\n") + else + merged + end + + backend = + if key == :ex_syslogger, + do: {ExSyslogger, :ex_syslogger}, + else: key + + Logger.configure_backend(backend, merged) + :ok = update_env(:logger, key, merged) + end + + defp configure({_, key, _, merged}) do + Logger.configure([{key, merged}]) + :ok = update_env(:logger, key, merged) + end + + defp update({group, key, value, merged}) do + try do + :ok = update_env(group, key, merged) + + if group != :pleroma or pleroma_need_restart?(group, key, value), do: group + rescue + error -> + error_msg = + "updating env causes error, group: #{inspect(group)}, key: #{inspect(key)}, value: #{inspect(value)} error: #{inspect(error)}" + + Logger.warn(error_msg) + + nil + 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) + + @spec pleroma_need_restart?(atom(), atom(), any()) :: boolean() + def pleroma_need_restart?(group, key, value) do + group_and_key_need_reboot?(group, key) or group_and_subkey_need_reboot?(group, key, value) + end + + defp group_and_key_need_reboot?(group, key) do + Enum.any?(reboot_time_keys(), fn {g, k} -> g == group and k == key end) + end + + defp group_and_subkey_need_reboot?(group, key, value) do + Keyword.keyword?(value) and + Enum.any?(reboot_time_subkeys(), fn {g, k, subkeys} -> + g == group and k == key and + Enum.any?(Keyword.keys(value), &(&1 in subkeys)) + end) + end + + defp restart(_, :pleroma, env), do: Restarter.Pleroma.restart_after_boot(env) + + 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 -> + 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 |