mirror of
https://github.com/glitch-soc/mastodon.git
synced 2024-11-14 20:24:17 -05:00
5506b9406d
Under load, multiple backups for a single user could be planned, which is very expensive.
38 lines
766 B
Ruby
38 lines
766 B
Ruby
# frozen_string_literal: true
|
|
|
|
class Settings::ExportsController < Settings::BaseController
|
|
include Authorization
|
|
|
|
layout 'admin'
|
|
|
|
before_action :authenticate_user!
|
|
|
|
def show
|
|
@export = Export.new(current_account)
|
|
@backups = current_user.backups
|
|
end
|
|
|
|
def create
|
|
raise Mastodon::NotPermittedError unless user_signed_in?
|
|
|
|
backup = nil
|
|
|
|
RedisLock.acquire(lock_options) do |lock|
|
|
if lock.acquired?
|
|
authorize :backup, :create?
|
|
backup = current_user.backups.create!
|
|
else
|
|
raise Mastodon::RaceConditionError
|
|
end
|
|
end
|
|
|
|
BackupWorker.perform_async(backup.id)
|
|
|
|
redirect_to settings_export_path
|
|
end
|
|
|
|
def lock_options
|
|
{ redis: Redis.current, key: "backup:#{current_user.id}" }
|
|
end
|
|
end
|