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diff --git a/lib/pleroma/web/streamer.ex b/lib/pleroma/web/streamer.ex
index 86e2dc4dd..9ee331030 100644
--- a/lib/pleroma/web/streamer.ex
+++ b/lib/pleroma/web/streamer.ex
@@ -1,320 +1,325 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.Streamer do
use GenServer
require Logger
alias Pleroma.Activity
alias Pleroma.Config
alias Pleroma.Conversation.Participation
alias Pleroma.Notification
alias Pleroma.Object
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.MastodonAPI.NotificationView
@keepalive_interval :timer.seconds(30)
def start_link do
GenServer.start_link(__MODULE__, %{}, name: __MODULE__)
end
def add_socket(topic, socket) do
GenServer.cast(__MODULE__, %{action: :add, socket: socket, topic: topic})
end
def remove_socket(topic, socket) do
GenServer.cast(__MODULE__, %{action: :remove, socket: socket, topic: topic})
end
def stream(topic, item) do
GenServer.cast(__MODULE__, %{action: :stream, topic: topic, item: item})
end
def init(args) do
spawn(fn ->
# 30 seconds
Process.sleep(@keepalive_interval)
GenServer.cast(__MODULE__, %{action: :ping})
end)
{:ok, args}
end
def handle_cast(%{action: :ping}, topics) do
Map.values(topics)
|> List.flatten()
|> Enum.each(fn socket ->
Logger.debug("Sending keepalive ping")
send(socket.transport_pid, {:text, ""})
end)
spawn(fn ->
# 30 seconds
Process.sleep(@keepalive_interval)
GenServer.cast(__MODULE__, %{action: :ping})
end)
{:noreply, topics}
end
def handle_cast(%{action: :stream, topic: "direct", item: item}, topics) do
recipient_topics =
User.get_recipients_from_activity(item)
|> Enum.map(fn %{id: id} -> "direct:#{id}" end)
Enum.each(recipient_topics || [], fn user_topic ->
Logger.debug("Trying to push direct message to #{user_topic}\n\n")
push_to_socket(topics, user_topic, item)
end)
{:noreply, topics}
end
def handle_cast(%{action: :stream, topic: "participation", item: participation}, topics) do
user_topic = "direct:#{participation.user_id}"
Logger.debug("Trying to push a conversation participation to #{user_topic}\n\n")
push_to_socket(topics, user_topic, participation)
{:noreply, topics}
end
def handle_cast(%{action: :stream, topic: "list", item: item}, topics) do
# filter the recipient list if the activity is not public, see #270.
recipient_lists =
case Visibility.is_public?(item) do
true ->
Pleroma.List.get_lists_from_activity(item)
_ ->
Pleroma.List.get_lists_from_activity(item)
|> Enum.filter(fn list ->
owner = User.get_cached_by_id(list.user_id)
Visibility.visible_for_user?(item, owner)
end)
end
recipient_topics =
recipient_lists
|> Enum.map(fn %{id: id} -> "list:#{id}" end)
Enum.each(recipient_topics || [], fn list_topic ->
Logger.debug("Trying to push message to #{list_topic}\n\n")
push_to_socket(topics, list_topic, item)
end)
{:noreply, topics}
end
def handle_cast(
%{action: :stream, topic: topic, item: %Notification{} = item},
topics
)
when topic in ["user", "user:notification"] do
topics
|> Map.get("#{topic}:#{item.user_id}", [])
|> Enum.each(fn socket ->
with %User{} = user <- User.get_cached_by_ap_id(socket.assigns[:user].ap_id),
true <- should_send?(user, item),
false <- CommonAPI.thread_muted?(user, item.activity) do
send(
socket.transport_pid,
{:text, represent_notification(socket.assigns[:user], item)}
)
end
end)
{:noreply, topics}
end
def handle_cast(%{action: :stream, topic: "user", item: item}, topics) do
Logger.debug("Trying to push to users")
recipient_topics =
User.get_recipients_from_activity(item)
|> Enum.map(fn %{id: id} -> "user:#{id}" end)
Enum.each(recipient_topics, fn topic ->
push_to_socket(topics, topic, item)
end)
{:noreply, topics}
end
def handle_cast(%{action: :stream, topic: topic, item: item}, topics) do
Logger.debug("Trying to push to #{topic}")
Logger.debug("Pushing item to #{topic}")
push_to_socket(topics, topic, item)
{:noreply, topics}
end
def handle_cast(%{action: :add, topic: topic, socket: socket}, sockets) do
topic = internal_topic(topic, socket)
sockets_for_topic = sockets[topic] || []
sockets_for_topic = Enum.uniq([socket | sockets_for_topic])
sockets = Map.put(sockets, topic, sockets_for_topic)
Logger.debug("Got new conn for #{topic}")
{:noreply, sockets}
end
def handle_cast(%{action: :remove, topic: topic, socket: socket}, sockets) do
topic = internal_topic(topic, socket)
sockets_for_topic = sockets[topic] || []
sockets_for_topic = List.delete(sockets_for_topic, socket)
sockets = Map.put(sockets, topic, sockets_for_topic)
Logger.debug("Removed conn for #{topic}")
{:noreply, sockets}
end
def handle_cast(m, state) do
Logger.info("Unknown: #{inspect(m)}, #{inspect(state)}")
{:noreply, state}
end
defp represent_update(%Activity{} = activity, %User{} = user) do
%{
event: "update",
payload:
Pleroma.Web.MastodonAPI.StatusView.render(
"status.json",
activity: activity,
for: user
)
|> Jason.encode!()
}
|> Jason.encode!()
end
defp represent_update(%Activity{} = activity) do
%{
event: "update",
payload:
Pleroma.Web.MastodonAPI.StatusView.render(
"status.json",
activity: activity
)
|> Jason.encode!()
}
|> Jason.encode!()
end
def represent_conversation(%Participation{} = participation) do
%{
event: "conversation",
payload:
Pleroma.Web.MastodonAPI.ConversationView.render("participation.json", %{
participation: participation,
user: participation.user
})
|> Jason.encode!()
}
|> Jason.encode!()
end
@spec represent_notification(User.t(), Notification.t()) :: binary()
defp represent_notification(%User{} = user, %Notification{} = notify) do
%{
event: "notification",
payload:
NotificationView.render(
"show.json",
%{notification: notify, for: user}
)
|> Jason.encode!()
}
|> Jason.encode!()
end
defp should_send?(%User{} = user, %Activity{} = item) do
blocks = user.info.blocks || []
mutes = user.info.mutes || []
reblog_mutes = user.info.muted_reblogs || []
+ domain_blocks = Pleroma.Web.ActivityPub.MRF.subdomains_regex(user.info.domain_blocks)
with parent when not is_nil(parent) <- Object.normalize(item),
true <- Enum.all?([blocks, mutes, reblog_mutes], &(item.actor not in &1)),
true <- Enum.all?([blocks, mutes], &(parent.data["actor"] not in &1)),
+ %{host: item_host} <- URI.parse(item.actor),
+ %{host: parent_host} <- URI.parse(parent.data["actor"]),
+ false <- Pleroma.Web.ActivityPub.MRF.subdomain_match?(domain_blocks, item_host),
+ false <- Pleroma.Web.ActivityPub.MRF.subdomain_match?(domain_blocks, parent_host),
true <- thread_containment(item, user) do
true
else
_ -> false
end
end
defp should_send?(%User{} = user, %Notification{activity: activity}) do
should_send?(user, activity)
end
def push_to_socket(topics, topic, %Activity{data: %{"type" => "Announce"}} = item) do
Enum.each(topics[topic] || [], fn socket ->
# Get the current user so we have up-to-date blocks etc.
if socket.assigns[:user] do
user = User.get_cached_by_ap_id(socket.assigns[:user].ap_id)
if should_send?(user, item) do
send(socket.transport_pid, {:text, represent_update(item, user)})
end
else
send(socket.transport_pid, {:text, represent_update(item)})
end
end)
end
def push_to_socket(topics, topic, %Participation{} = participation) do
Enum.each(topics[topic] || [], fn socket ->
send(socket.transport_pid, {:text, represent_conversation(participation)})
end)
end
def push_to_socket(topics, topic, %Activity{
data: %{"type" => "Delete", "deleted_activity_id" => deleted_activity_id}
}) do
Enum.each(topics[topic] || [], fn socket ->
send(
socket.transport_pid,
{:text, %{event: "delete", payload: to_string(deleted_activity_id)} |> Jason.encode!()}
)
end)
end
def push_to_socket(_topics, _topic, %Activity{data: %{"type" => "Delete"}}), do: :noop
def push_to_socket(topics, topic, item) do
Enum.each(topics[topic] || [], fn socket ->
# Get the current user so we have up-to-date blocks etc.
if socket.assigns[:user] do
user = User.get_cached_by_ap_id(socket.assigns[:user].ap_id)
blocks = user.info.blocks || []
mutes = user.info.mutes || []
with true <- Enum.all?([blocks, mutes], &(item.actor not in &1)),
true <- thread_containment(item, user) do
send(socket.transport_pid, {:text, represent_update(item, user)})
end
else
send(socket.transport_pid, {:text, represent_update(item)})
end
end)
end
defp internal_topic(topic, socket) when topic in ~w[user user:notification direct] do
"#{topic}:#{socket.assigns[:user].id}"
end
defp internal_topic(topic, _), do: topic
@spec thread_containment(Activity.t(), User.t()) :: boolean()
defp thread_containment(_activity, %User{info: %{skip_thread_containment: true}}), do: true
defp thread_containment(activity, user) do
if Config.get([:instance, :skip_thread_containment]) do
true
else
ActivityPub.contain_activity(activity, user)
end
end
end
diff --git a/test/web/streamer_test.exs b/test/web/streamer_test.exs
index 8f56e7486..d47b37efb 100644
--- a/test/web/streamer_test.exs
+++ b/test/web/streamer_test.exs
@@ -1,503 +1,522 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.StreamerTest do
use Pleroma.DataCase
alias Pleroma.List
alias Pleroma.User
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.Streamer
import Pleroma.Factory
setup do
skip_thread_containment = Pleroma.Config.get([:instance, :skip_thread_containment])
on_exit(fn ->
Pleroma.Config.put([:instance, :skip_thread_containment], skip_thread_containment)
end)
:ok
end
describe "user streams" do
setup do
GenServer.start(Streamer, %{}, name: Streamer)
on_exit(fn ->
if pid = Process.whereis(Streamer) do
Process.exit(pid, :kill)
end
end)
user = insert(:user)
notify = insert(:notification, user: user, activity: build(:note_activity))
{:ok, %{user: user, notify: notify}}
end
test "it sends notify to in the 'user' stream", %{user: user, notify: notify} do
task =
Task.async(fn ->
assert_receive {:text, _}, 4_000
end)
Streamer.add_socket(
"user",
%{transport_pid: task.pid, assigns: %{user: user}}
)
Streamer.stream("user", notify)
Task.await(task)
end
test "it sends notify to in the 'user:notification' stream", %{user: user, notify: notify} do
task =
Task.async(fn ->
assert_receive {:text, _}, 4_000
end)
Streamer.add_socket(
"user:notification",
%{transport_pid: task.pid, assigns: %{user: user}}
)
Streamer.stream("user:notification", notify)
Task.await(task)
end
test "it doesn't send notify to the 'user:notification' stream when a user is blocked", %{
user: user
} do
blocked = insert(:user)
{:ok, user} = User.block(user, blocked)
task = Task.async(fn -> refute_receive {:text, _}, 4_000 end)
Streamer.add_socket(
"user:notification",
%{transport_pid: task.pid, assigns: %{user: user}}
)
{:ok, activity} = CommonAPI.post(user, %{"status" => ":("})
{:ok, notif, _} = CommonAPI.favorite(activity.id, blocked)
Streamer.stream("user:notification", notif)
Task.await(task)
end
test "it doesn't send notify to the 'user:notification' stream when a thread is muted", %{
user: user
} do
user2 = insert(:user)
task = Task.async(fn -> refute_receive {:text, _}, 4_000 end)
Streamer.add_socket(
"user:notification",
%{transport_pid: task.pid, assigns: %{user: user}}
)
{:ok, activity} = CommonAPI.post(user, %{"status" => "super hot take"})
{:ok, activity} = CommonAPI.add_mute(user, activity)
{:ok, notif, _} = CommonAPI.favorite(activity.id, user2)
Streamer.stream("user:notification", notif)
Task.await(task)
end
+
+ test "it doesn't send notify to the 'user:notification' stream' when a domain is blocked", %{
+ user: user
+ } do
+ user2 = insert(:user, %{ap_id: "https://hecking-lewd-place.com/user/meanie"})
+ task = Task.async(fn -> refute_receive {:text, _}, 4_000 end)
+
+ Streamer.add_socket(
+ "user:notification",
+ %{transport_pid: task.pid, assigns: %{user: user}}
+ )
+
+ {:ok, user} = User.block_domain(user, "hecking-lewd-place.com")
+ {:ok, activity} = CommonAPI.post(user, %{"status" => "super hot take"})
+ {:ok, notif, _} = CommonAPI.favorite(activity.id, user2)
+
+ Streamer.stream("user:notification", notif)
+ Task.await(task)
+ end
end
test "it sends to public" do
user = insert(:user)
other_user = insert(:user)
task =
Task.async(fn ->
assert_receive {:text, _}, 4_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user
}
}
{:ok, activity} = CommonAPI.post(other_user, %{"status" => "Test"})
topics = %{
"public" => [fake_socket]
}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
task =
Task.async(fn ->
expected_event =
%{
"event" => "delete",
"payload" => activity.id
}
|> Jason.encode!()
assert_receive {:text, received_event}, 4_000
assert received_event == expected_event
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user
}
}
{:ok, activity} = CommonAPI.delete(activity.id, other_user)
topics = %{
"public" => [fake_socket]
}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
end
describe "thread_containment" do
test "it doesn't send to user if recipients invalid and thread containment is enabled" do
Pleroma.Config.put([:instance, :skip_thread_containment], false)
author = insert(:user)
user = insert(:user, following: [author.ap_id])
activity =
insert(:note_activity,
note:
insert(:note,
user: author,
data: %{"to" => ["TEST-FFF"]}
)
)
task = Task.async(fn -> refute_receive {:text, _}, 1_000 end)
fake_socket = %{transport_pid: task.pid, assigns: %{user: user}}
topics = %{"public" => [fake_socket]}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
end
test "it sends message if recipients invalid and thread containment is disabled" do
Pleroma.Config.put([:instance, :skip_thread_containment], true)
author = insert(:user)
user = insert(:user, following: [author.ap_id])
activity =
insert(:note_activity,
note:
insert(:note,
user: author,
data: %{"to" => ["TEST-FFF"]}
)
)
task = Task.async(fn -> assert_receive {:text, _}, 1_000 end)
fake_socket = %{transport_pid: task.pid, assigns: %{user: user}}
topics = %{"public" => [fake_socket]}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
end
test "it sends message if recipients invalid and thread containment is enabled but user's thread containment is disabled" do
Pleroma.Config.put([:instance, :skip_thread_containment], false)
author = insert(:user)
user = insert(:user, following: [author.ap_id], info: %{skip_thread_containment: true})
activity =
insert(:note_activity,
note:
insert(:note,
user: author,
data: %{"to" => ["TEST-FFF"]}
)
)
task = Task.async(fn -> assert_receive {:text, _}, 1_000 end)
fake_socket = %{transport_pid: task.pid, assigns: %{user: user}}
topics = %{"public" => [fake_socket]}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
end
end
test "it doesn't send to blocked users" do
user = insert(:user)
blocked_user = insert(:user)
{:ok, user} = User.block(user, blocked_user)
task =
Task.async(fn ->
refute_receive {:text, _}, 1_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user
}
}
{:ok, activity} = CommonAPI.post(blocked_user, %{"status" => "Test"})
topics = %{
"public" => [fake_socket]
}
Streamer.push_to_socket(topics, "public", activity)
Task.await(task)
end
test "it doesn't send unwanted DMs to list" do
user_a = insert(:user)
user_b = insert(:user)
user_c = insert(:user)
{:ok, user_a} = User.follow(user_a, user_b)
{:ok, list} = List.create("Test", user_a)
{:ok, list} = List.follow(list, user_b)
task =
Task.async(fn ->
refute_receive {:text, _}, 1_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user_a
}
}
{:ok, activity} =
CommonAPI.post(user_b, %{
"status" => "@#{user_c.nickname} Test",
"visibility" => "direct"
})
topics = %{
"list:#{list.id}" => [fake_socket]
}
Streamer.handle_cast(%{action: :stream, topic: "list", item: activity}, topics)
Task.await(task)
end
test "it doesn't send unwanted private posts to list" do
user_a = insert(:user)
user_b = insert(:user)
{:ok, list} = List.create("Test", user_a)
{:ok, list} = List.follow(list, user_b)
task =
Task.async(fn ->
refute_receive {:text, _}, 1_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user_a
}
}
{:ok, activity} =
CommonAPI.post(user_b, %{
"status" => "Test",
"visibility" => "private"
})
topics = %{
"list:#{list.id}" => [fake_socket]
}
Streamer.handle_cast(%{action: :stream, topic: "list", item: activity}, topics)
Task.await(task)
end
test "it send wanted private posts to list" do
user_a = insert(:user)
user_b = insert(:user)
{:ok, user_a} = User.follow(user_a, user_b)
{:ok, list} = List.create("Test", user_a)
{:ok, list} = List.follow(list, user_b)
task =
Task.async(fn ->
assert_receive {:text, _}, 1_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user_a
}
}
{:ok, activity} =
CommonAPI.post(user_b, %{
"status" => "Test",
"visibility" => "private"
})
topics = %{
"list:#{list.id}" => [fake_socket]
}
Streamer.handle_cast(%{action: :stream, topic: "list", item: activity}, topics)
Task.await(task)
end
test "it doesn't send muted reblogs" do
user1 = insert(:user)
user2 = insert(:user)
user3 = insert(:user)
CommonAPI.hide_reblogs(user1, user2)
task =
Task.async(fn ->
refute_receive {:text, _}, 1_000
end)
fake_socket = %{
transport_pid: task.pid,
assigns: %{
user: user1
}
}
{:ok, create_activity} = CommonAPI.post(user3, %{"status" => "I'm kawen"})
{:ok, announce_activity, _} = CommonAPI.repeat(create_activity.id, user2)
topics = %{
"public" => [fake_socket]
}
Streamer.push_to_socket(topics, "public", announce_activity)
Task.await(task)
end
describe "direct streams" do
setup do
GenServer.start(Streamer, %{}, name: Streamer)
on_exit(fn ->
if pid = Process.whereis(Streamer) do
Process.exit(pid, :kill)
end
end)
:ok
end
test "it sends conversation update to the 'direct' stream", %{} do
user = insert(:user)
another_user = insert(:user)
task =
Task.async(fn ->
assert_receive {:text, _received_event}, 4_000
end)
Streamer.add_socket(
"direct",
%{transport_pid: task.pid, assigns: %{user: user}}
)
{:ok, _create_activity} =
CommonAPI.post(another_user, %{
"status" => "hey @#{user.nickname}",
"visibility" => "direct"
})
Task.await(task)
end
test "it doesn't send conversation update to the 'direct' streamj when the last message in the conversation is deleted" do
user = insert(:user)
another_user = insert(:user)
{:ok, create_activity} =
CommonAPI.post(another_user, %{
"status" => "hi @#{user.nickname}",
"visibility" => "direct"
})
task =
Task.async(fn ->
assert_receive {:text, received_event}, 4_000
assert %{"event" => "delete", "payload" => _} = Jason.decode!(received_event)
refute_receive {:text, _}, 4_000
end)
Streamer.add_socket(
"direct",
%{transport_pid: task.pid, assigns: %{user: user}}
)
{:ok, _} = CommonAPI.delete(create_activity.id, another_user)
Task.await(task)
end
test "it sends conversation update to the 'direct' stream when a message is deleted" do
user = insert(:user)
another_user = insert(:user)
{:ok, create_activity} =
CommonAPI.post(another_user, %{
"status" => "hi @#{user.nickname}",
"visibility" => "direct"
})
{:ok, create_activity2} =
CommonAPI.post(another_user, %{
"status" => "hi @#{user.nickname}",
"in_reply_to_status_id" => create_activity.id,
"visibility" => "direct"
})
task =
Task.async(fn ->
assert_receive {:text, received_event}, 4_000
assert %{"event" => "delete", "payload" => _} = Jason.decode!(received_event)
assert_receive {:text, received_event}, 4_000
assert %{"event" => "conversation", "payload" => received_payload} =
Jason.decode!(received_event)
assert %{"last_status" => last_status} = Jason.decode!(received_payload)
assert last_status["id"] == to_string(create_activity.id)
end)
Streamer.add_socket(
"direct",
%{transport_pid: task.pid, assigns: %{user: user}}
)
{:ok, _} = CommonAPI.delete(create_activity2.id, another_user)
Task.await(task)
end
end
end

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