[#534] Made federation push sender be determined basing on content instead of referer header. Updated tests.

lib/pleroma/plugs/set_requester_reachable_plug.ex

@@ -1,16 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.Plugs.SetRequesterReachablePlug do
-  import Plug.Conn
-
-  def init(_), do: []
-
-  def call(%Plug.Conn{} = conn, _) do
-    with [referer] <- get_req_header(conn, "referer"),
-         do: Pleroma.Instances.set_reachable(referer)
-
-    conn
-  end
-end

lib/pleroma/reverse_proxy.ex

@@ -3,8 +3,7 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.ReverseProxy do
-  @keep_req_headers ~w(accept user-agent accept-encoding cache-control if-modified-since if-unmodified-since) ++
-                      ~w(if-none-match if-range range referer)
+  @keep_req_headers ~w(accept user-agent accept-encoding cache-control if-modified-since if-unmodified-since if-none-match if-range range)
   @resp_cache_headers ~w(etag date last-modified cache-control)
   @keep_resp_headers @resp_cache_headers ++
                        ~w(content-type content-disposition content-encoding content-range accept-ranges vary)

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -784,8 +784,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
                [
                  {"Content-Type", "application/activity+json"},
                  {"signature", signature},
-                 {"digest", digest},
-                 {"referer", Pleroma.Web.Endpoint.url()}
+                 {"digest", digest}
                ]
              ) do
       Instances.set_reachable(inbox)

lib/pleroma/web/activity_pub/activity_pub_controller.ex

@@ -18,7 +18,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
   action_fallback(:errors)
 
   plug(Pleroma.Web.FederatingPlug when action in [:inbox, :relay])
-  plug(Pleroma.Web.Plugs.SetRequesterReachablePlug when action in [:inbox])
+  plug(:set_requester_reachable when action in [:inbox])
   plug(:relay_active? when action in [:relay])
 
   def relay_active?(conn, _) do
@@ -291,4 +291,13 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do
     |> put_status(500)
     |> json("error")
   end
+
+  defp set_requester_reachable(%Plug.Conn{} = conn, _) do
+    with actor <- conn.params["actor"],
+         true <- is_binary(actor) do
+      Pleroma.Instances.set_reachable(actor)
+    end
+
+    conn
+  end
 end

lib/pleroma/web/ostatus/ostatus.ex

@@ -48,6 +48,9 @@ defmodule Pleroma.Web.OStatus do
 
   def handle_incoming(xml_string) do
     with doc when doc != :error <- parse_document(xml_string) do
+      with {:ok, actor_user} <- find_make_or_update_user(doc),
+           do: Pleroma.Instances.set_reachable(actor_user.ap_id)
+
       entries = :xmerl_xpath.string('//entry', doc)
 
       activities =

lib/pleroma/web/ostatus/ostatus_controller.ex

@@ -14,7 +14,6 @@ defmodule Pleroma.Web.OStatus.OStatusController do
   alias Pleroma.Web.ActivityPub.ActivityPub
 
   plug(Pleroma.Web.FederatingPlug when action in [:salmon_incoming])
-  plug(Pleroma.Web.Plugs.SetRequesterReachablePlug when action in [:salmon_incoming])
 
   action_fallback(:errors)
 

lib/pleroma/web/salmon/salmon.ex

@@ -172,10 +172,7 @@ defmodule Pleroma.Web.Salmon do
            poster.(
              url,
              feed,
-             [
-               {"Content-Type", "application/magic-envelope+xml"},
-               {"referer", Pleroma.Web.Endpoint.url()}
-             ]
+             [{"Content-Type", "application/magic-envelope+xml"}]
            ) do
       Instances.set_reachable(url)
       Logger.debug(fn -> "Pushed to #{url}, code #{code}" end)

lib/pleroma/web/websub/websub.ex

@@ -278,8 +278,7 @@ defmodule Pleroma.Web.Websub do
              xml,
              [
                {"Content-Type", "application/atom+xml"},
-               {"X-Hub-Signature", "sha1=#{signature}"},
-               {"referer", Pleroma.Web.Endpoint.url()}
+               {"X-Hub-Signature", "sha1=#{signature}"}
              ]
            ) do
       Instances.set_reachable(callback)

lib/pleroma/web/websub/websub_controller.ex

@@ -20,8 +20,6 @@ defmodule Pleroma.Web.Websub.WebsubController do
          ]
   )
 
-  plug(Pleroma.Web.Plugs.SetRequesterReachablePlug when action in [:websub_incoming])
-
   def websub_subscription_request(conn, %{"nickname" => nickname} = params) do
     user = User.get_cached_by_nickname(nickname)