66 lines
1.7 KiB
Elixir
66 lines
1.7 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.Web.ActivityPub.MRF.MediaProxyWarmingPolicy do
|
|
@moduledoc "Preloads any attachments in the MediaProxy cache by prefetching them"
|
|
@behaviour Pleroma.Web.ActivityPub.MRF
|
|
|
|
alias Pleroma.HTTP
|
|
alias Pleroma.Web.MediaProxy
|
|
alias Pleroma.Workers.BackgroundWorker
|
|
|
|
require Logger
|
|
|
|
@options [
|
|
pool: :media
|
|
]
|
|
|
|
def perform(:prefetch, url) do
|
|
Logger.debug("Prefetching #{inspect(url)}")
|
|
|
|
opts =
|
|
if Application.get_env(:tesla, :adapter) == Tesla.Adapter.Hackney do
|
|
Keyword.put(@options, :recv_timeout, 10_000)
|
|
else
|
|
@options
|
|
end
|
|
|
|
url
|
|
|> MediaProxy.url()
|
|
|> HTTP.get([], adapter: opts)
|
|
end
|
|
|
|
def perform(:preload, %{"object" => %{"attachment" => attachments}} = _message) do
|
|
Enum.each(attachments, fn
|
|
%{"url" => url} when is_list(url) ->
|
|
url
|
|
|> Enum.each(fn
|
|
%{"href" => href} ->
|
|
BackgroundWorker.enqueue("media_proxy_prefetch", %{"url" => href})
|
|
|
|
x ->
|
|
Logger.debug("Unhandled attachment URL object #{inspect(x)}")
|
|
end)
|
|
|
|
x ->
|
|
Logger.debug("Unhandled attachment #{inspect(x)}")
|
|
end)
|
|
end
|
|
|
|
@impl true
|
|
def filter(
|
|
%{"type" => "Create", "object" => %{"attachment" => attachments} = _object} = message
|
|
)
|
|
when is_list(attachments) and length(attachments) > 0 do
|
|
BackgroundWorker.enqueue("media_proxy_preload", %{"message" => message})
|
|
|
|
{:ok, message}
|
|
end
|
|
|
|
@impl true
|
|
def filter(message), do: {:ok, message}
|
|
|
|
@impl true
|
|
def describe, do: {:ok, %{}}
|
|
end
|