1 defmodule Pleroma.Web.Federator do
5 alias Pleroma.Object.Containment
6 alias Pleroma.Web.{WebFinger, Websub}
7 alias Pleroma.Web.Federator.RetryQueue
8 alias Pleroma.Web.ActivityPub.ActivityPub
9 alias Pleroma.Web.ActivityPub.Relay
10 alias Pleroma.Web.ActivityPub.Transmogrifier
11 alias Pleroma.Web.ActivityPub.Utils
12 alias Pleroma.Web.OStatus
15 @websub Application.get_env(:pleroma, :websub)
16 @ostatus Application.get_env(:pleroma, :ostatus)
17 @httpoison Application.get_env(:pleroma, :httpoison)
27 Process.sleep(1000 * 60 * 1)
28 enqueue(:refresh_subscriptions, nil)
34 in: {:sets.new(), []},
35 out: {:sets.new(), []}
41 def handle(:refresh_subscriptions, _) do
42 Logger.debug("Federator running refresh subscriptions")
43 Websub.refresh_subscriptions()
47 Process.sleep(1000 * 60 * 60 * 6)
48 enqueue(:refresh_subscriptions, nil)
52 def handle(:request_subscription, websub) do
53 Logger.debug("Refreshing #{websub.topic}")
55 with {:ok, websub} <- Websub.request_subscription(websub) do
56 Logger.debug("Successfully refreshed #{websub.topic}")
58 _e -> Logger.debug("Couldn't refresh #{websub.topic}")
62 def handle(:publish, activity) do
63 Logger.debug(fn -> "Running publish for #{activity.data["id"]}" end)
65 with actor when not is_nil(actor) <- User.get_cached_by_ap_id(activity.data["actor"]) do
66 {:ok, actor} = WebFinger.ensure_keys_present(actor)
68 if ActivityPub.is_public?(activity) do
69 if OStatus.is_representable?(activity) do
70 Logger.info(fn -> "Sending #{activity.data["id"]} out via WebSub" end)
71 Websub.publish(Pleroma.Web.OStatus.feed_path(actor), actor, activity)
73 Logger.info(fn -> "Sending #{activity.data["id"]} out via Salmon" end)
74 Pleroma.Web.Salmon.publish(actor, activity)
77 if Keyword.get(Application.get_env(:pleroma, :instance), :allow_relay) do
78 Logger.info(fn -> "Relaying #{activity.data["id"]} out" end)
79 Relay.publish(activity)
83 Logger.info(fn -> "Sending #{activity.data["id"]} out via AP" end)
84 Pleroma.Web.ActivityPub.ActivityPub.publish(actor, activity)
88 def handle(:verify_websub, websub) do
90 "Running WebSub verification for #{websub.id} (#{websub.topic}, #{websub.callback})"
93 @websub.verify(websub)
96 def handle(:incoming_doc, doc) do
97 Logger.info("Got document, trying to parse")
98 @ostatus.handle_incoming(doc)
101 def handle(:incoming_ap_doc, params) do
102 Logger.info("Handling incoming AP activity")
104 params = Utils.normalize_params(params)
106 # NOTE: we use the actor ID to do the containment, this is fine because an
107 # actor shouldn't be acting on objects outside their own AP server.
108 with {:ok, _user} <- ap_enabled_actor(params["actor"]),
109 nil <- Activity.normalize(params["id"]),
110 :ok <- Containment.contain_origin_from_id(params["actor"], params),
111 {:ok, activity} <- Transmogrifier.handle_incoming(params) do
115 Logger.info("Already had #{params["id"]}")
119 # Just drop those for now
120 Logger.info("Unhandled activity")
121 Logger.info(Poison.encode!(params, pretty: 2))
126 def handle(:publish_single_ap, params) do
127 case ActivityPub.publish_one(params) do
132 RetryQueue.enqueue(params, ActivityPub)
137 :publish_single_websub,
138 %{xml: xml, topic: topic, callback: callback, secret: secret} = params
140 case Websub.publish_one(params) do
145 RetryQueue.enqueue(params, Websub)
149 def handle(type, _) do
150 Logger.debug(fn -> "Unknown task: #{type}" end)
151 {:error, "Don't know what to do with this"}
154 if Mix.env() == :test do
155 def enqueue(type, payload, priority \\ 1) do
156 if Pleroma.Config.get([:instance, :federating]) do
157 handle(type, payload)
161 def enqueue(type, payload, priority \\ 1) do
162 if Pleroma.Config.get([:instance, :federating]) do
163 GenServer.cast(__MODULE__, {:enqueue, type, payload, priority})
168 def maybe_start_job(running_jobs, queue) do
169 if :sets.size(running_jobs) < @max_jobs && queue != [] do
170 {{type, payload}, queue} = queue_pop(queue)
171 {:ok, pid} = Task.start(fn -> handle(type, payload) end)
172 mref = Process.monitor(pid)
173 {:sets.add_element(mref, running_jobs), queue}
175 {running_jobs, queue}
179 def handle_cast({:enqueue, type, payload, _priority}, state)
180 when type in [:incoming_doc, :incoming_ap_doc] do
181 %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
182 i_queue = enqueue_sorted(i_queue, {type, payload}, 1)
183 {i_running_jobs, i_queue} = maybe_start_job(i_running_jobs, i_queue)
184 {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
187 def handle_cast({:enqueue, type, payload, _priority}, state) do
188 %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
189 o_queue = enqueue_sorted(o_queue, {type, payload}, 1)
190 {o_running_jobs, o_queue} = maybe_start_job(o_running_jobs, o_queue)
191 {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
194 def handle_cast(m, state) do
195 IO.inspect("Unknown: #{inspect(m)}, #{inspect(state)}")
199 def handle_info({:DOWN, ref, :process, _pid, _reason}, state) do
200 %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}} = state
201 i_running_jobs = :sets.del_element(ref, i_running_jobs)
202 o_running_jobs = :sets.del_element(ref, o_running_jobs)
203 {i_running_jobs, i_queue} = maybe_start_job(i_running_jobs, i_queue)
204 {o_running_jobs, o_queue} = maybe_start_job(o_running_jobs, o_queue)
206 {:noreply, %{in: {i_running_jobs, i_queue}, out: {o_running_jobs, o_queue}}}
209 def enqueue_sorted(queue, element, priority) do
210 [%{item: element, priority: priority} | queue]
211 |> Enum.sort_by(fn %{priority: priority} -> priority end)
214 def queue_pop([%{item: element} | queue]) do
218 def ap_enabled_actor(id) do
219 user = User.get_by_ap_id(id)
221 if User.ap_enabled?(user) do
224 ActivityPub.make_user_from_ap_id(id)