X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Ffederator%2Ffederator.ex;h=d4e2a97422e59dd0a680be3bbef31e494d688c8a;hb=833161b5d21f85e2276cd0cee3e148ecbe6e1f05;hp=ccefb0bdfada9691bc3aa8847e131c683d01b51e;hpb=8dc715b30bf310d040f72c0c01a5c668c3696b2a;p=akkoma

diff --git a/lib/pleroma/web/federator/federator.ex b/lib/pleroma/web/federator/federator.ex
index ccefb0bdf..d4e2a9742 100644
--- a/lib/pleroma/web/federator/federator.ex
+++ b/lib/pleroma/web/federator/federator.ex
@@ -1,53 +1,84 @@
+# 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
-  use GenServer
-  alias Pleroma.User
   alias Pleroma.Activity
-  alias Pleroma.Web.{WebFinger, Websub}
+  alias Pleroma.User
+  alias Pleroma.Web.WebFinger
+  alias Pleroma.Web.Websub
+  alias Pleroma.Web.Salmon
   alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.ActivityPub.Utils
+  alias Pleroma.Web.Federator.RetryQueue
+  alias Pleroma.Web.OStatus
+  alias Pleroma.Jobs
+
   require Logger
 
   @websub Application.get_env(:pleroma, :websub)
   @ostatus Application.get_env(:pleroma, :ostatus)
-  @httpoison Application.get_env(:pleroma, :httpoison)
-  @instance Application.get_env(:pleroma, :instance)
-  @federating Keyword.get(@instance, :federating)
-  @max_jobs 20
 
-  def init(args) do
-    {:ok, args}
+  def init() do
+    # 1 minute
+    Process.sleep(1000 * 60 * 1)
+    refresh_subscriptions()
   end
 
-  def start_link do
-    spawn(fn ->
-      # 1 minute
-      Process.sleep(1000 * 60 * 1)
-      enqueue(:refresh_subscriptions, nil)
-    end)
+  # Client API
+
+  def incoming_doc(doc) do
+    Jobs.enqueue(:federator_incoming, __MODULE__, [:incoming_doc, doc])
+  end
+
+  def incoming_ap_doc(params) do
+    Jobs.enqueue(:federator_incoming, __MODULE__, [:incoming_ap_doc, params])
+  end
+
+  def publish(activity, priority \\ 1) do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:publish, activity], priority)
+  end
 
-    GenServer.start_link(
-      __MODULE__,
-      %{
-        in: {:sets.new(), []},
-        out: {:sets.new(), []}
-      },
-      name: __MODULE__
-    )
+  def publish_single_ap(params) do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:publish_single_ap, params])
   end
 
-  def handle(:refresh_subscriptions, _) do
+  def publish_single_websub(websub) do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:publish_single_websub, websub])
+  end
+
+  def verify_websub(websub) do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:verify_websub, websub])
+  end
+
+  def request_subscription(sub) do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:request_subscription, sub])
+  end
+
+  def refresh_subscriptions() do
+    Jobs.enqueue(:federator_outgoing, __MODULE__, [:refresh_subscriptions])
+  end
+
+  def publish_single_salmon(params) do
+    Jobs.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)
-      enqueue(:refresh_subscriptions, nil)
+      refresh_subscriptions()
     end)
   end
 
-  def handle(:request_subscription, websub) do
+  def perform(:request_subscription, websub) do
     Logger.debug("Refreshing #{websub.topic}")
 
     with {:ok, websub} <- Websub.request_subscription(websub) do
@@ -57,18 +88,25 @@ defmodule Pleroma.Web.Federator do
     end
   end
 
-  def handle(:publish, activity) do
+  def perform(:publish, activity) do
     Logger.debug(fn -> "Running publish for #{activity.data["id"]}" end)
 
     with actor when not is_nil(actor) <- User.get_cached_by_ap_id(activity.data["actor"]) do
       {:ok, actor} = WebFinger.ensure_keys_present(actor)
 
       if ActivityPub.is_public?(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)
+        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)
@@ -76,7 +114,7 @@ defmodule Pleroma.Web.Federator do
     end
   end
 
-  def handle(:verify_websub, websub) do
+  def perform(:verify_websub, websub) do
     Logger.debug(fn ->
       "Running WebSub verification for #{websub.id} (#{websub.topic}, #{websub.callback})"
     end)
@@ -84,120 +122,66 @@ defmodule Pleroma.Web.Federator do
     @websub.verify(websub)
   end
 
-  def handle(:incoming_doc, doc) do
+  def perform(:incoming_doc, doc) do
     Logger.info("Got document, trying to parse")
     @ostatus.handle_incoming(doc)
   end
 
-  def handle(:incoming_ap_doc, params) do
+  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, _activity} <- Transmogrifier.handle_incoming(params) do
+         :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 handle(:publish_single_ap, params) do
-    ActivityPub.publish_one(params)
+  def perform(:publish_single_salmon, params) do
+    Salmon.send_to_user(params)
   end
 
-  def handle(:publish_single_websub, %{xml: xml, topic: topic, callback: callback, secret: secret}) do
-    signature = @websub.sign(secret || "", xml)
-    Logger.debug(fn -> "Pushing #{topic} to #{callback}" end)
+  def perform(:publish_single_ap, params) do
+    case ActivityPub.publish_one(params) do
+      {:ok, _} ->
+        :ok
 
-    with {:ok, %{status_code: code}} <-
-           @httpoison.post(
-             callback,
-             xml,
-             [
-               {"Content-Type", "application/atom+xml"},
-               {"X-Hub-Signature", "sha1=#{signature}"}
-             ],
-             timeout: 10000,
-             recv_timeout: 20000,
-             hackney: [pool: :default]
-           ) do
-      Logger.debug(fn -> "Pushed to #{callback}, code #{code}" end)
-    else
-      e ->
-        Logger.debug(fn -> "Couldn't push to #{callback}, #{inspect(e)}" end)
+      {:error, _} ->
+        RetryQueue.enqueue(params, ActivityPub)
     end
   end
 
-  def handle(type, _) do
-    Logger.debug(fn -> "Unknown task: #{type}" end)
-    {:error, "Don't know what to do with this"}
-  end
-
-  def enqueue(type, payload, priority \\ 1) do
-    if @federating do
-      if Mix.env() == :test do
-        handle(type, payload)
-      else
-        GenServer.cast(__MODULE__, {:enqueue, type, payload, priority})
-      end
-    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
 
-  def maybe_start_job(running_jobs, queue) do
-    if :sets.size(running_jobs) < @max_jobs && queue != [] do
-      {{type, payload}, queue} = queue_pop(queue)
-      {:ok, pid} = Task.start(fn -> handle(type, payload) end)
-      mref = Process.monitor(pid)
-      {:sets.add_element(mref, running_jobs), queue}
-    else
-      {running_jobs, queue}
+      {:error, _} ->
+        RetryQueue.enqueue(params, Websub)
     end
   end
 
-  def handle_cast({:enqueue, type, payload, _priority}, state)
-      when type in [:incoming_doc, :incoming_ap_doc] do
-    %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
-    i_queue = enqueue_sorted(i_queue, {type, payload}, 1)
-    {i_running_jobs, i_queue} = maybe_start_job(i_running_jobs, i_queue)
-    {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
-  end
-
-  def handle_cast({:enqueue, type, payload, _priority}, state) do
-    %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
-    o_queue = enqueue_sorted(o_queue, {type, payload}, 1)
-    {o_running_jobs, o_queue} = maybe_start_job(o_running_jobs, o_queue)
-    {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
-  end
-
-  def handle_cast(m, state) do
-    IO.inspect("Unknown: #{inspect(m)}, #{inspect(state)}")
-    {:noreply, state}
-  end
-
-  def handle_info({:DOWN, ref, :process, _pid, _reason}, state) do
-    %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
-    i_running_jobs = :sets.del_element(ref, i_running_jobs)
-    o_running_jobs = :sets.del_element(ref, o_running_jobs)
-    {i_running_jobs, i_queue} = maybe_start_job(i_running_jobs, i_queue)
-    {o_running_jobs, o_queue} = maybe_start_job(o_running_jobs, o_queue)
-
-    {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
-  end
-
-  def enqueue_sorted(queue, element, priority) do
-    [%{item: element, priority: priority} | queue]
-    |> Enum.sort_by(fn %{priority: priority} -> priority end)
-  end
-
-  def queue_pop([%{item: element} | queue]) do
-    {element, queue}
+  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