forked from mirrors/akkoma
107 lines
3.2 KiB
Elixir
107 lines
3.2 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.ApplicationRequirements do
|
|
@moduledoc """
|
|
The module represents the collection of validations to runs before start server.
|
|
"""
|
|
|
|
defmodule VerifyError, do: defexception([:message])
|
|
|
|
import Ecto.Query
|
|
|
|
require Logger
|
|
|
|
@spec verify!() :: :ok | VerifyError.t()
|
|
def verify! do
|
|
:ok
|
|
|> check_migrations_applied!()
|
|
|> check_rum!()
|
|
|> handle_result()
|
|
end
|
|
|
|
defp handle_result(:ok), do: :ok
|
|
defp handle_result({:error, message}), do: raise(VerifyError, message: message)
|
|
|
|
# Checks for pending migrations.
|
|
#
|
|
def check_migrations_applied!(:ok) do
|
|
unless Pleroma.Config.get(
|
|
[:i_am_aware_this_may_cause_data_loss, :disable_migration_check],
|
|
false
|
|
) do
|
|
{_, res, _} =
|
|
Ecto.Migrator.with_repo(Pleroma.Repo, fn repo ->
|
|
down_migrations =
|
|
Ecto.Migrator.migrations(repo)
|
|
|> Enum.reject(fn
|
|
{:up, _, _} -> true
|
|
{:down, _, _} -> false
|
|
end)
|
|
|
|
if length(down_migrations) > 0 do
|
|
down_migrations_text =
|
|
Enum.map(down_migrations, fn {:down, id, name} -> "- #{name} (#{id})\n" end)
|
|
|
|
Logger.error(
|
|
"The following migrations were not applied:\n#{down_migrations_text}If you want to start Pleroma anyway, set\nconfig :pleroma, :i_am_aware_this_may_cause_data_loss, disable_migration_check: true"
|
|
)
|
|
|
|
{:error, "Unapplied Migrations detected"}
|
|
else
|
|
:ok
|
|
end
|
|
end)
|
|
|
|
res
|
|
else
|
|
:ok
|
|
end
|
|
end
|
|
|
|
def check_migrations_applied!(result), do: result
|
|
|
|
# Checks for settings of RUM indexes.
|
|
#
|
|
defp check_rum!(:ok) do
|
|
{_, res, _} =
|
|
Ecto.Migrator.with_repo(Pleroma.Repo, fn repo ->
|
|
migrate =
|
|
from(o in "columns",
|
|
where: o.table_name == "objects",
|
|
where: o.column_name == "fts_content"
|
|
)
|
|
|> repo.exists?(prefix: "information_schema")
|
|
|
|
setting = Pleroma.Config.get([:database, :rum_enabled], false)
|
|
|
|
do_check_rum!(setting, migrate)
|
|
end)
|
|
|
|
res
|
|
end
|
|
|
|
defp check_rum!(result), do: result
|
|
|
|
defp do_check_rum!(setting, migrate) do
|
|
case {setting, migrate} do
|
|
{true, false} ->
|
|
Logger.error(
|
|
"Use `RUM` index is enabled, but were not applied migrations for it.\nIf you want to start Pleroma anyway, set\nconfig :pleroma, :database, rum_enabled: false\nOtherwise apply the following migrations:\n`mix ecto.migrate --migrations-path priv/repo/optional_migrations/rum_indexing/`"
|
|
)
|
|
|
|
{:error, "Unapplied RUM Migrations detected"}
|
|
|
|
{false, true} ->
|
|
Logger.error(
|
|
"Detected applied migrations to use `RUM` index, but `RUM` isn't enable in settings.\nIf you want to use `RUM`, set\nconfig :pleroma, :database, rum_enabled: true\nOtherwise roll `RUM` migrations back.\n`mix ecto.rollback --migrations-path priv/repo/optional_migrations/rum_indexing/`"
|
|
)
|
|
|
|
{:error, "RUM Migrations detected"}
|
|
|
|
_ ->
|
|
:ok
|
|
end
|
|
end
|
|
end
|