Use the configured http client options for mediaproxy

lib/pleroma/web/activity_pub/mrf/media_proxy_warming_policy.ex

@@ -11,11 +11,6 @@ defmodule Pleroma.Web.ActivityPub.MRF.MediaProxyWarmingPolicy do
 
   require Logger
 
-  @adapter_options [
-    pool: :media,
-    recv_timeout: 10_000
-  ]
-
   @impl true
   def history_awareness, do: :auto
 
@@ -35,7 +30,10 @@ defp prefetch(url) do
     end
   end
 
-  defp fetch(url), do: HTTP.get(url, [], @adapter_options)
+  defp fetch(url) do
+    http_client_opts = Pleroma.Config.get([:media_proxy, :proxy_opts, :http], pool: :media)
+    HTTP.get(url, [], http_client_opts)
+  end
 
   defp preload(%{"object" => %{"attachment" => attachments}} = _message) do
     Enum.each(attachments, fn

lib/pleroma/web/media_proxy/media_proxy_controller.ex

@@ -54,9 +54,10 @@ def preview(%Conn{} = conn, %{"sig" => sig64, "url" => url64}) do
 
   defp handle_preview(conn, url) do
     media_proxy_url = MediaProxy.url(url)
+    http_client_opts = Pleroma.Config.get([:media_proxy, :proxy_opts, :http], pool: :media)
 
     with {:ok, %{status: status} = head_response} when status in 200..299 <-
-           Pleroma.HTTP.request(:head, media_proxy_url, "", [], pool: :media) do
+           Pleroma.HTTP.request(:head, media_proxy_url, "", [], http_client_opts) do
       content_type = Tesla.get_header(head_response, "content-type")
       content_length = Tesla.get_header(head_response, "content-length")
       content_length = content_length && String.to_integer(content_length)