+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Web.Federator do
+ alias Pleroma.Activity
alias Pleroma.User
+ alias Pleroma.Web.ActivityPub.ActivityPub
+ alias Pleroma.Web.ActivityPub.Relay
+ alias Pleroma.Web.ActivityPub.Transmogrifier
+ alias Pleroma.Web.ActivityPub.Utils
+ alias Pleroma.Web.ActivityPub.Visibility
+ alias Pleroma.Web.Federator.RetryQueue
+ alias Pleroma.Web.OStatus
+ alias Pleroma.Web.Salmon
+ alias Pleroma.Web.WebFinger
+ alias Pleroma.Web.Websub
+
require Logger
- @websub_verifier Application.get_env(:pleroma, :websub_verifier)
+ @websub Application.get_env(:pleroma, :websub)
+ @ostatus Application.get_env(:pleroma, :ostatus)
+
+ def init do
+ # 1 minute
+ Process.sleep(1000 * 60)
+ refresh_subscriptions()
+ end
+
+ # Client API
+
+ def incoming_doc(doc) do
+ PleromaJobQueue.enqueue(:federator_incoming, __MODULE__, [:incoming_doc, doc])
+ end
+
+ def incoming_ap_doc(params) do
+ PleromaJobQueue.enqueue(:federator_incoming, __MODULE__, [:incoming_ap_doc, params])
+ end
+
+ def publish(activity, priority \\ 1) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:publish, activity], priority)
+ end
+
+ def publish_single_ap(params) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:publish_single_ap, params])
+ end
+
+ def publish_single_websub(websub) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:publish_single_websub, websub])
+ end
+
+ def verify_websub(websub) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:verify_websub, websub])
+ end
+
+ def request_subscription(sub) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:request_subscription, sub])
+ end
+
+ def refresh_subscriptions do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:refresh_subscriptions])
+ end
+
+ def publish_single_salmon(params) do
+ PleromaJobQueue.enqueue(:federator_outgoing, __MODULE__, [:publish_single_salmon, params])
+ end
+
+ # Job Worker Callbacks
+
+ def perform(:refresh_subscriptions) do
+ Logger.debug("Federator running refresh subscriptions")
+ Websub.refresh_subscriptions()
+
+ spawn(fn ->
+ # 6 hours
+ Process.sleep(1000 * 60 * 60 * 6)
+ refresh_subscriptions()
+ end)
+ end
+
+ def perform(:request_subscription, websub) do
+ Logger.debug("Refreshing #{websub.topic}")
+
+ with {:ok, websub} <- Websub.request_subscription(websub) do
+ Logger.debug("Successfully refreshed #{websub.topic}")
+ else
+ _e -> Logger.debug("Couldn't refresh #{websub.topic}")
+ end
+ end
+
+ def perform(:publish, activity) do
+ Logger.debug(fn -> "Running publish for #{activity.data["id"]}" end)
- def handle(:publish, activity) do
- Logger.debug("Running publish for #{activity.data["id"]}")
with actor when not is_nil(actor) <- User.get_cached_by_ap_id(activity.data["actor"]) do
- Pleroma.Web.Websub.publish(Pleroma.Web.OStatus.feed_path(actor), actor, activity)
+ {:ok, actor} = WebFinger.ensure_keys_present(actor)
+
+ if Visibility.is_public?(activity) do
+ if OStatus.is_representable?(activity) do
+ Logger.info(fn -> "Sending #{activity.data["id"]} out via WebSub" end)
+ Websub.publish(Pleroma.Web.OStatus.feed_path(actor), actor, activity)
+
+ Logger.info(fn -> "Sending #{activity.data["id"]} out via Salmon" end)
+ Pleroma.Web.Salmon.publish(actor, activity)
+ end
+
+ if Keyword.get(Application.get_env(:pleroma, :instance), :allow_relay) do
+ Logger.info(fn -> "Relaying #{activity.data["id"]} out" end)
+ Relay.publish(activity)
+ end
+ end
+
+ Logger.info(fn -> "Sending #{activity.data["id"]} out via AP" end)
+ Pleroma.Web.ActivityPub.ActivityPub.publish(actor, activity)
end
end
- def handle(:verify_websub, websub) do
- Logger.debug("Running websub verification for #{websub.id} (#{websub.topic}, #{websub.callback})")
- @websub_verifier.verify(websub)
+ def perform(:verify_websub, websub) do
+ Logger.debug(fn ->
+ "Running WebSub verification for #{websub.id} (#{websub.topic}, #{websub.callback})"
+ end)
+
+ @websub.verify(websub)
end
- def handle(type, payload) do
- Logger.debug("Unknown task: #{type}")
- {:error, "Don't know what do do with this"}
+ def perform(:incoming_doc, doc) do
+ Logger.info("Got document, trying to parse")
+ @ostatus.handle_incoming(doc)
end
- def enqueue(type, payload) do
- # for now, just run immediately in a new process.
- if Mix.env == :test do
- handle(type, payload)
+ def perform(:incoming_ap_doc, params) do
+ Logger.info("Handling incoming AP activity")
+
+ params = Utils.normalize_params(params)
+
+ # NOTE: we use the actor ID to do the containment, this is fine because an
+ # actor shouldn't be acting on objects outside their own AP server.
+ with {:ok, _user} <- ap_enabled_actor(params["actor"]),
+ nil <- Activity.normalize(params["id"]),
+ :ok <- Transmogrifier.contain_origin_from_id(params["actor"], params),
+ {:ok, activity} <- Transmogrifier.handle_incoming(params) do
+ {:ok, activity}
+ else
+ %Activity{} ->
+ Logger.info("Already had #{params["id"]}")
+ :error
+
+ _e ->
+ # Just drop those for now
+ Logger.info("Unhandled activity")
+ Logger.info(Poison.encode!(params, pretty: 2))
+ :error
+ end
+ end
+
+ def perform(:publish_single_salmon, params) do
+ Salmon.send_to_user(params)
+ end
+
+ def perform(:publish_single_ap, params) do
+ case ActivityPub.publish_one(params) do
+ {:ok, _} ->
+ :ok
+
+ {:error, _} ->
+ RetryQueue.enqueue(params, ActivityPub)
+ end
+ end
+
+ def perform(
+ :publish_single_websub,
+ %{xml: _xml, topic: _topic, callback: _callback, secret: _secret} = params
+ ) do
+ case Websub.publish_one(params) do
+ {:ok, _} ->
+ :ok
+
+ {:error, _} ->
+ RetryQueue.enqueue(params, Websub)
+ end
+ end
+
+ def perform(type, _) do
+ Logger.debug(fn -> "Unknown task: #{type}" end)
+ {:error, "Don't know what to do with this"}
+ end
+
+ def ap_enabled_actor(id) do
+ user = User.get_by_ap_id(id)
+
+ if User.ap_enabled?(user) do
+ {:ok, user}
else
- spawn(fn -> handle(type, payload) end)
+ ActivityPub.make_user_from_ap_id(id)
end
end
end