Merge branch 'remove-multiple-federator-modules' into 'develop'

Remove support for multiple federation publisher modules

See merge request pleroma/pleroma!4019

changelog.d/federator-modules.remove

@@ -0,0 +1 @@
+Removed support for multiple federator modules as we only support ActivityPub

config/config.exs

@@ -192,9 +192,6 @@
   federating: true,
   federation_incoming_replies_max_depth: 100,
   federation_reachability_timeout_days: 7,
-  federation_publisher_modules: [
-    Pleroma.Web.ActivityPub.Publisher
-  ],
   allow_relay: true,
   public: true,
   quarantined_instances: [],

lib/pleroma/web/activity_pub/publisher.ex

@@ -13,19 +13,56 @@ defmodule Pleroma.Web.ActivityPub.Publisher do
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Workers.PublisherWorker
 
   require Pleroma.Constants
 
   import Pleroma.Web.ActivityPub.Visibility
 
-  @behaviour Pleroma.Web.Federator.Publisher
-
   require Logger
 
   @moduledoc """
   ActivityPub outgoing federation module.
   """
 
+  @doc """
+  Enqueue publishing a single activity.
+  """
+  @spec enqueue_one(Map.t(), Keyword.t()) :: {:ok, %Oban.Job{}}
+  def enqueue_one(%{} = params, worker_args \\ []) do
+    PublisherWorker.enqueue(
+      "publish_one",
+      %{"params" => params},
+      worker_args
+    )
+  end
+
+  @doc """
+  Gathers a set of remote users given an IR envelope.
+  """
+  def remote_users(%User{id: user_id}, %{data: %{"to" => to} = data}) do
+    cc = Map.get(data, "cc", [])
+
+    bcc =
+      data
+      |> Map.get("bcc", [])
+      |> Enum.reduce([], fn ap_id, bcc ->
+        case Pleroma.List.get_by_ap_id(ap_id) do
+          %Pleroma.List{user_id: ^user_id} = list ->
+            {:ok, following} = Pleroma.List.get_following(list)
+            bcc ++ Enum.map(following, & &1.ap_id)
+
+          _ ->
+            bcc
+        end
+      end)
+
+    [to, cc, bcc]
+    |> Enum.concat()
+    |> Enum.map(&User.get_cached_by_ap_id/1)
+    |> Enum.filter(fn user -> user && !user.local end)
+  end
+
   @doc """
   Determine if an activity can be represented by running it through Transmogrifier.
   """
@@ -138,7 +175,7 @@ defp recipients(actor, activity) do
           []
       end
 
-    mentioned = Pleroma.Web.Federator.Publisher.remote_users(actor, activity)
+    mentioned = remote_users(actor, activity)
     non_mentioned = (followers ++ fetchers) -- mentioned
 
     [mentioned, non_mentioned]
@@ -223,7 +260,7 @@ def publish(%User{} = actor, %{data: %{"bcc" => bcc}} = activity)
             |> Map.put("cc", cc)
             |> Jason.encode!()
 
-          Pleroma.Web.Federator.Publisher.enqueue_one(__MODULE__, %{
+          __MODULE__.enqueue_one(%{
             inbox: inbox,
             json: json,
             actor_id: actor.id,
@@ -262,8 +299,7 @@ def publish(%User{} = actor, %Activity{} = activity) do
       inboxes
       |> Instances.filter_reachable()
       |> Enum.each(fn {inbox, unreachable_since} ->
-        Pleroma.Web.Federator.Publisher.enqueue_one(
+        __MODULE__.enqueue_one(
-          __MODULE__,
           %{
             inbox: inbox,
             json: json,

lib/pleroma/web/federator.ex

@@ -6,9 +6,9 @@ defmodule Pleroma.Web.Federator do
   alias Pleroma.Activity
   alias Pleroma.Object.Containment
   alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.Publisher
   alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.Web.Federator.Publisher
   alias Pleroma.Workers.PublisherWorker
   alias Pleroma.Workers.ReceiverWorker
 

lib/pleroma/web/federator/publisher.ex

@@ -1,110 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.Federator.Publisher do
-  alias Pleroma.Activity
-  alias Pleroma.Config
-  alias Pleroma.User
-  alias Pleroma.Workers.PublisherWorker
-
-  require Logger
-
-  @moduledoc """
-  Defines the contract used by federation implementations to publish messages to
-  their peers.
-  """
-
-  @doc """
-  Determine whether an activity can be relayed using the federation module.
-  """
-  @callback is_representable?(Pleroma.Activity.t()) :: boolean()
-
-  @doc """
-  Relays an activity to a specified peer, determined by the parameters.  The
-  parameters used are controlled by the federation module.
-  """
-  @callback publish_one(Map.t()) :: {:ok, Map.t()} | {:error, any()}
-
-  @doc """
-  Enqueue publishing a single activity.
-  """
-  @spec enqueue_one(module(), Map.t(), Keyword.t()) :: {:ok, %Oban.Job{}}
-  def enqueue_one(module, %{} = params, worker_args \\ []) do
-    PublisherWorker.enqueue(
-      "publish_one",
-      %{"module" => to_string(module), "params" => params},
-      worker_args
-    )
-  end
-
-  @doc """
-  Relays an activity to all specified peers.
-  """
-  @callback publish(User.t(), Activity.t()) :: :ok | {:error, any()}
-
-  @spec publish(User.t(), Activity.t()) :: :ok
-  def publish(%User{} = user, %Activity{} = activity) do
-    Config.get([:instance, :federation_publisher_modules])
-    |> Enum.each(fn module ->
-      if module.is_representable?(activity) do
-        Logger.debug("Publishing #{activity.data["id"]} using #{inspect(module)}")
-        module.publish(user, activity)
-      end
-    end)
-
-    :ok
-  end
-
-  @doc """
-  Gathers links used by an outgoing federation module for WebFinger output.
-  """
-  @callback gather_webfinger_links(User.t()) :: list()
-
-  @spec gather_webfinger_links(User.t()) :: list()
-  def gather_webfinger_links(%User{} = user) do
-    Config.get([:instance, :federation_publisher_modules])
-    |> Enum.reduce([], fn module, links ->
-      links ++ module.gather_webfinger_links(user)
-    end)
-  end
-
-  @doc """
-  Gathers nodeinfo protocol names supported by the federation module.
-  """
-  @callback gather_nodeinfo_protocol_names() :: list()
-
-  @spec gather_nodeinfo_protocol_names() :: list()
-  def gather_nodeinfo_protocol_names do
-    Config.get([:instance, :federation_publisher_modules])
-    |> Enum.reduce([], fn module, links ->
-      links ++ module.gather_nodeinfo_protocol_names()
-    end)
-  end
-
-  @doc """
-  Gathers a set of remote users given an IR envelope.
-  """
-  def remote_users(%User{id: user_id}, %{data: %{"to" => to} = data}) do
-    cc = Map.get(data, "cc", [])
-
-    bcc =
-      data
-      |> Map.get("bcc", [])
-      |> Enum.reduce([], fn ap_id, bcc ->
-        case Pleroma.List.get_by_ap_id(ap_id) do
-          %Pleroma.List{user_id: ^user_id} = list ->
-            {:ok, following} = Pleroma.List.get_following(list)
-            bcc ++ Enum.map(following, & &1.ap_id)
-
-          _ ->
-            bcc
-        end
-      end)
-
-    [to, cc, bcc]
-    |> Enum.concat()
-    |> Enum.map(&User.get_cached_by_ap_id/1)
-    |> Enum.filter(fn user -> user && !user.local end)
-  end
-end

lib/pleroma/web/nodeinfo/nodeinfo.ex

@@ -6,7 +6,7 @@ defmodule Pleroma.Web.Nodeinfo.Nodeinfo do
   alias Pleroma.Config
   alias Pleroma.Stats
   alias Pleroma.User
-  alias Pleroma.Web.Federator.Publisher
+  alias Pleroma.Web.ActivityPub.Publisher
   alias Pleroma.Web.MastodonAPI.InstanceView
 
   # returns a nodeinfo 2.0 map, since 2.1 just adds a repository field

lib/pleroma/web/web_finger.ex

@@ -5,8 +5,8 @@
 defmodule Pleroma.Web.WebFinger do
   alias Pleroma.HTTP
   alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.Publisher
   alias Pleroma.Web.Endpoint
-  alias Pleroma.Web.Federator.Publisher
   alias Pleroma.Web.XML
   alias Pleroma.XmlBuilder
   require Jason

lib/pleroma/workers/publisher_worker.ex

@@ -18,9 +18,9 @@ def perform(%Job{args: %{"op" => "publish", "activity_id" => activity_id}}) do
     Federator.perform(:publish, activity)
   end
 
-  def perform(%Job{args: %{"op" => "publish_one", "module" => module_name, "params" => params}}) do
+  def perform(%Job{args: %{"op" => "publish_one", "params" => params}}) do
     params = Map.new(params, fn {k, v} -> {String.to_atom(k), v} end)
-    Federator.perform(:publish_one, String.to_atom(module_name), params)
+    Federator.perform(:publish_one, params)
   end
 
   @impl Oban.Worker

test/mix/tasks/pleroma/config_test.exs

@@ -140,7 +140,6 @@ test "load a settings with large values and pass to file", %{temp_file: temp_fil
           federating: true,
           federation_incoming_replies_max_depth: 100,
           federation_reachability_timeout_days: 7,
-          federation_publisher_modules: [Pleroma.Web.ActivityPub.Publisher],
           allow_relay: true,
           public: true,
           quarantined_instances: [],
@@ -184,7 +183,7 @@ test "load a settings with large values and pass to file", %{temp_file: temp_fil
       {:ok, file} = File.read(temp_file)
 
       assert file ==
-               "import Config\n\nconfig :pleroma, :instance,\n  name: \"Pleroma\",\n  email: \"example@example.com\",\n  notify_email: \"noreply@example.com\",\n  description: \"A Pleroma instance, an alternative fediverse server\",\n  limit: 5000,\n  chat_limit: 5000,\n  remote_limit: 100_000,\n  upload_limit: 16_000_000,\n  avatar_upload_limit: 2_000_000,\n  background_upload_limit: 4_000_000,\n  banner_upload_limit: 4_000_000,\n  poll_limits: %{\n    max_expiration: 31_536_000,\n    max_option_chars: 200,\n    max_options: 20,\n    min_expiration: 0\n  },\n  registrations_open: true,\n  federating: true,\n  federation_incoming_replies_max_depth: 100,\n  federation_reachability_timeout_days: 7,\n  federation_publisher_modules: [Pleroma.Web.ActivityPub.Publisher],\n  allow_relay: true,\n  public: true,\n  quarantined_instances: [],\n  managed_config: true,\n  static_dir: \"instance/static/\",\n  allowed_post_formats: [\"text/plain\", \"text/html\", \"text/markdown\", \"text/bbcode\"],\n  autofollowed_nicknames: [],\n  max_pinned_statuses: 1,\n  attachment_links: false,\n  max_report_comment_size: 1000,\n  safe_dm_mentions: false,\n  healthcheck: false,\n  remote_post_retention_days: 90,\n  skip_thread_containment: true,\n  limit_to_local_content: :unauthenticated,\n  user_bio_length: 5000,\n  user_name_length: 100,\n  max_account_fields: 10,\n  max_remote_account_fields: 20,\n  account_field_name_length: 512,\n  account_field_value_length: 2048,\n  external_user_synchronization: true,\n  extended_nickname_format: true,\n  multi_factor_authentication: [\n    totp: [digits: 6, period: 30],\n    backup_codes: [number: 2, length: 6]\n  ]\n"
+               "import Config\n\nconfig :pleroma, :instance,\n  name: \"Pleroma\",\n  email: \"example@example.com\",\n  notify_email: \"noreply@example.com\",\n  description: \"A Pleroma instance, an alternative fediverse server\",\n  limit: 5000,\n  chat_limit: 5000,\n  remote_limit: 100_000,\n  upload_limit: 16_000_000,\n  avatar_upload_limit: 2_000_000,\n  background_upload_limit: 4_000_000,\n  banner_upload_limit: 4_000_000,\n  poll_limits: %{\n    max_expiration: 31_536_000,\n    max_option_chars: 200,\n    max_options: 20,\n    min_expiration: 0\n  },\n  registrations_open: true,\n  federating: true,\n  federation_incoming_replies_max_depth: 100,\n  federation_reachability_timeout_days: 7,\n  allow_relay: true,\n  public: true,\n  quarantined_instances: [],\n  managed_config: true,\n  static_dir: \"instance/static/\",\n  allowed_post_formats: [\"text/plain\", \"text/html\", \"text/markdown\", \"text/bbcode\"],\n  autofollowed_nicknames: [],\n  max_pinned_statuses: 1,\n  attachment_links: false,\n  max_report_comment_size: 1000,\n  safe_dm_mentions: false,\n  healthcheck: false,\n  remote_post_retention_days: 90,\n  skip_thread_containment: true,\n  limit_to_local_content: :unauthenticated,\n  user_bio_length: 5000,\n  user_name_length: 100,\n  max_account_fields: 10,\n  max_remote_account_fields: 20,\n  account_field_name_length: 512,\n  account_field_value_length: 2048,\n  external_user_synchronization: true,\n  extended_nickname_format: true,\n  multi_factor_authentication: [\n    totp: [digits: 6, period: 30],\n    backup_codes: [number: 2, length: 6]\n  ]\n"
     end
   end
 

test/pleroma/web/activity_pub/publisher_test.exs

@@ -268,7 +268,7 @@ test "publish to url with with different ports" do
 
   describe "publish/2" do
     test_with_mock "doesn't publish a non-public activity to quarantined instances.",
-                   Pleroma.Web.Federator.Publisher,
+                   Pleroma.Web.ActivityPub.Publisher,
                    [:passthrough],
                    [] do
       Config.put([:instance, :quarantined_instances], [{"domain.com", "some reason"}])
@@ -295,7 +295,7 @@ test "publish to url with with different ports" do
       assert res == :ok
 
       assert not called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(Publisher, %{
+               Publisher.enqueue_one(%{
                  inbox: "https://domain.com/users/nick1/inbox",
                  actor_id: actor.id,
                  id: note_activity.data["id"]
@@ -304,7 +304,7 @@ test "publish to url with with different ports" do
     end
 
     test_with_mock "Publishes a non-public activity to non-quarantined instances.",
-                   Pleroma.Web.Federator.Publisher,
+                   Pleroma.Web.ActivityPub.Publisher,
                    [:passthrough],
                    [] do
       Config.put([:instance, :quarantined_instances], [{"somedomain.com", "some reason"}])
@@ -331,8 +331,7 @@ test "publish to url with with different ports" do
       assert res == :ok
 
       assert called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(
+               Publisher.enqueue_one(
-                 Publisher,
                  %{
                    inbox: "https://domain.com/users/nick1/inbox",
                    actor_id: actor.id,
@@ -344,7 +343,7 @@ test "publish to url with with different ports" do
     end
 
     test_with_mock "Publishes to directly addressed actors with higher priority.",
-                   Pleroma.Web.Federator.Publisher,
+                   Pleroma.Web.ActivityPub.Publisher,
                    [:passthrough],
                    [] do
       note_activity = insert(:direct_note_activity)
@@ -356,8 +355,7 @@ test "publish to url with with different ports" do
       assert res == :ok
 
       assert called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(
+               Publisher.enqueue_one(
-                 Publisher,
                  %{
                    inbox: :_,
                    actor_id: actor.id,
@@ -369,7 +367,7 @@ test "publish to url with with different ports" do
     end
 
     test_with_mock "publishes an activity with BCC to all relevant peers.",
-                   Pleroma.Web.Federator.Publisher,
+                   Pleroma.Web.ActivityPub.Publisher,
                    [:passthrough],
                    [] do
       follower =
@@ -393,7 +391,7 @@ test "publish to url with with different ports" do
       assert res == :ok
 
       assert called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(Publisher, %{
+               Publisher.enqueue_one(%{
                  inbox: "https://domain.com/users/nick1/inbox",
                  actor_id: actor.id,
                  id: note_activity.data["id"]
@@ -402,7 +400,7 @@ test "publish to url with with different ports" do
     end
 
     test_with_mock "publishes a delete activity to peers who signed fetch requests to the create acitvity/object.",
-                   Pleroma.Web.Federator.Publisher,
+                   Pleroma.Web.ActivityPub.Publisher,
                    [:passthrough],
                    [] do
       fetcher =
@@ -443,8 +441,7 @@ test "publish to url with with different ports" do
       assert res == :ok
 
       assert called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(
+               Publisher.enqueue_one(
-                 Publisher,
                  %{
                    inbox: "https://domain.com/users/nick1/inbox",
                    actor_id: actor.id,
@@ -455,8 +452,7 @@ test "publish to url with with different ports" do
              )
 
       assert called(
-               Pleroma.Web.Federator.Publisher.enqueue_one(
+               Publisher.enqueue_one(
-                 Publisher,
                  %{
                    inbox: "https://domain2.com/users/nick1/inbox",
                    actor_id: actor.id,