Add BackupWorker

lib/pleroma/backup.ex

@@ -30,7 +30,7 @@ defmodule Pleroma.Backup do
   def create(user) do
     with :ok <- validate_limit(user),
          {:ok, backup} <- user |> new() |> Repo.insert() do
-      {:ok, backup}
+      Pleroma.Workers.BackupWorker.enqueue("process", %{"backup_id" => backup.id})
     end
   end
 
@@ -71,6 +71,15 @@ defmodule Pleroma.Backup do
     |> Repo.one()
   end
 
+  def remove_outdated(%__MODULE__{id: latest_id, user_id: user_id}) do
+    __MODULE__
+    |> where(user_id: ^user_id)
+    |> where([b], b.id != ^latest_id)
+    |> Repo.delete_all()
+  end
+
+  def get(id), do: Repo.get(__MODULE__, id)
+
   def process(%__MODULE__{} = backup) do
     with {:ok, zip_file} <- zip(backup),
          {:ok, %{size: size}} <- File.stat(zip_file),

lib/pleroma/workers/backup_worker.ex

@@ -0,0 +1,17 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Workers.BackupWorker do
+  alias Pleroma.Backup
+
+  use Pleroma.Workers.WorkerHelper, queue: "backup"
+
+  @impl Oban.Worker
+  def perform(%Job{args: %{"op" => "process", "backup_id" => backup_id}}) do
+    with {:ok, %Backup{} = backup} <-
+           backup_id |> Backup.get() |> Backup.process() do
+      {:ok, backup}
+    end
+  end
+end