+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
use Pleroma.DataCase
alias Pleroma.Web.ActivityPub.Transmogrifier
import Pleroma.Factory
alias Pleroma.Web.CommonAPI
+ setup_all do
+ Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
+ :ok
+ end
+
describe "handle_incoming" do
test "it ignores an incoming notice if we already have it" do
activity = insert(:note_activity)
{:ok, returned_activity} = Transmogrifier.handle_incoming(data)
assert activity =
- Activity.get_create_activity_by_object_ap_id(
+ Activity.get_create_by_object_ap_id(
"tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
)
user = User.get_by_ap_id(object["actor"])
- assert user.info["note_count"] == 1
+ assert user.info.note_count == 1
end
test "it works for incoming notices with hashtags" do
assert data["object"]["url"] == "https://prismo.news/posts/83"
end
+ test "it cleans up incoming notices which are not really DMs" do
+ user = insert(:user)
+ other_user = insert(:user)
+
+ to = [user.ap_id, other_user.ap_id]
+
+ data =
+ File.read!("test/fixtures/mastodon-post-activity.json")
+ |> Poison.decode!()
+ |> Map.put("to", to)
+ |> Map.put("cc", [])
+
+ object =
+ data["object"]
+ |> Map.put("to", to)
+ |> Map.put("cc", [])
+
+ data = Map.put(data, "object", object)
+
+ {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+ assert data["to"] == []
+ assert data["cc"] == to
+
+ object = data["object"]
+
+ assert object["to"] == []
+ assert object["cc"] == to
+ end
+
test "it works for incoming follow requests" do
user = insert(:user)
assert data["object"] ==
"http://mastodon.example.org/users/admin/statuses/99541947525187367"
- assert Activity.get_create_activity_by_object_ap_id(data["object"])
+ assert Activity.get_create_by_object_ap_id(data["object"])
end
test "it works for incoming announces with an existing activity" do
assert data["object"] == activity.data["object"]["id"]
- assert Activity.get_create_activity_by_object_ap_id(data["object"]).id == activity.id
+ assert Activity.get_create_by_object_ap_id(data["object"]).id == activity.id
+ end
+
+ test "it does not clobber the addressing on announce activities" do
+ user = insert(:user)
+ {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
+
+ data =
+ File.read!("test/fixtures/mastodon-announce.json")
+ |> Poison.decode!()
+ |> Map.put("object", activity.data["object"]["id"])
+ |> Map.put("to", ["http://mastodon.example.org/users/admin/followers"])
+ |> Map.put("cc", [])
+
+ {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+ assert data["to"] == ["http://mastodon.example.org/users/admin/followers"]
end
test "it works for incoming update activities" do
}
]
- assert user.info["banner"]["url"] == [
+ assert user.info.banner["url"] == [
%{
"href" =>
"https://cd.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(data["actor"])
- assert user.info["locked"] == true
+ assert user.info.locked == true
end
test "it works for incoming deletes" do
refute Repo.get(Activity, activity.id)
end
+ test "it fails for incoming deletes with spoofed origin" do
+ activity = insert(:note_activity)
+
+ data =
+ File.read!("test/fixtures/mastodon-delete.json")
+ |> Poison.decode!()
+
+ object =
+ data["object"]
+ |> Map.put("id", activity.data["object"]["id"])
+
+ data =
+ data
+ |> Map.put("object", object)
+
+ :error = Transmogrifier.handle_incoming(data)
+
+ assert Repo.get(Activity, activity.id)
+ end
+
test "it works for incoming unannounces with an existing notice" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
test "it works for incoming accepts which were orphaned" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
{:ok, follow_activity} = ActivityPub.follow(follower, followed)
test "it works for incoming accepts which are referenced by IRI only" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
{:ok, follow_activity} = ActivityPub.follow(follower, followed)
test "it fails for incoming accepts which cannot be correlated" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
accept_data =
File.read!("test/fixtures/mastodon-accept-activity.json")
test "it fails for incoming rejects which cannot be correlated" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
accept_data =
File.read!("test/fixtures/mastodon-reject-activity.json")
test "it works for incoming rejects which are orphaned" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
{:ok, follower} = User.follow(follower, followed)
{:ok, _follow_activity} = ActivityPub.follow(follower, followed)
test "it works for incoming rejects which are referenced by IRI only" do
follower = insert(:user)
- followed = insert(:user, %{info: %{"locked" => true}})
+ followed = insert(:user, %{info: %User.Info{locked: true}})
{:ok, follower} = User.follow(follower, followed)
{:ok, follow_activity} = ActivityPub.follow(follower, followed)
:error = Transmogrifier.handle_incoming(data)
end
+
+ test "it remaps video URLs as attachments if necessary" do
+ {:ok, object} =
+ ActivityPub.fetch_object_from_id(
+ "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
+ )
+
+ attachment = %{
+ "type" => "Link",
+ "mediaType" => "video/mp4",
+ "href" =>
+ "https://peertube.moe/static/webseed/df5f464b-be8d-46fb-ad81-2d4c2d1630e3-480.mp4",
+ "mimeType" => "video/mp4",
+ "size" => 5_015_880,
+ "url" => [
+ %{
+ "href" =>
+ "https://peertube.moe/static/webseed/df5f464b-be8d-46fb-ad81-2d4c2d1630e3-480.mp4",
+ "mediaType" => "video/mp4",
+ "type" => "Link"
+ }
+ ],
+ "width" => 480
+ }
+
+ assert object.data["url"] ==
+ "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
+
+ assert object.data["attachment"] == [attachment]
+ end
end
describe "prepare outgoing" do
{:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
- assert modified["@context"] == "https://www.w3.org/ns/activitystreams"
+ assert modified["@context"] ==
+ Pleroma.Web.ActivityPub.Utils.make_json_ld_header()["@context"]
+
assert modified["object"]["conversation"] == modified["context"]
end
assert modified["object"]["inReplyTo"] == "http://gs.example.org:4040/index.php/notice/29"
end
+
+ test "it strips internal hashtag data" do
+ user = insert(:user)
+
+ {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu"})
+
+ expected_tag = %{
+ "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
+ "type" => "Hashtag",
+ "name" => "#2hu"
+ }
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert modified["object"]["tag"] == [expected_tag]
+ end
+
+ test "it strips internal fields" do
+ user = insert(:user)
+
+ {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu :moominmamma:"})
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert length(modified["object"]["tag"]) == 2
+
+ assert is_nil(modified["object"]["emoji"])
+ assert is_nil(modified["object"]["like_count"])
+ assert is_nil(modified["object"]["announcements"])
+ assert is_nil(modified["object"]["announcement_count"])
+ assert is_nil(modified["object"]["context_id"])
+ end
+
+ test "it strips internal fields of article" do
+ activity = insert(:article_activity)
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert length(modified["object"]["tag"]) == 2
+
+ assert is_nil(modified["object"]["emoji"])
+ assert is_nil(modified["object"]["like_count"])
+ assert is_nil(modified["object"]["announcements"])
+ assert is_nil(modified["object"]["announcement_count"])
+ assert is_nil(modified["object"]["context_id"])
+ end
+
+ test "it adds like collection to object" do
+ activity = insert(:note_activity)
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert modified["object"]["likes"]["type"] == "OrderedCollection"
+ assert modified["object"]["likes"]["totalItems"] == 0
+ end
+
+ test "the directMessage flag is present" do
+ user = insert(:user)
+ other_user = insert(:user)
+
+ {:ok, activity} = CommonAPI.post(user, %{"status" => "2hu :moominmamma:"})
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert modified["directMessage"] == false
+
+ {:ok, activity} =
+ CommonAPI.post(user, %{"status" => "@#{other_user.nickname} :moominmamma:"})
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert modified["directMessage"] == false
+
+ {:ok, activity} =
+ CommonAPI.post(user, %{
+ "status" => "@#{other_user.nickname} :moominmamma:",
+ "visibility" => "direct"
+ })
+
+ {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
+
+ assert modified["directMessage"] == true
+ end
end
describe "user upgrade" do
assert "http://localhost:4001/users/rye@niu.moe/followers" in activity.recipients
user = Repo.get(User, user.id)
- assert user.info["note_count"] == 1
+ assert user.info.note_count == 1
{:ok, user} = Transmogrifier.upgrade_user_from_ap_id("https://niu.moe/users/rye")
- assert user.info["ap_enabled"]
- assert user.info["note_count"] == 1
+ assert user.info.ap_enabled
+ assert user.info.note_count == 1
assert user.follower_address == "https://niu.moe/users/rye/followers"
# Wait for the background task
:timer.sleep(1000)
user = Repo.get(User, user.id)
- assert user.info["note_count"] == 1
+ assert user.info.note_count == 1
activity = Repo.get(Activity, activity.id)
assert user.follower_address in activity.recipients
"https://cdn.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
}
]
- } = user.info["banner"]
+ } = user.info.banner
refute "..." in activity.recipients
end
test "it rejects activities which reference objects with bogus origins" do
- user = insert(:user, %{local: false})
-
data = %{
"@context" => "https://www.w3.org/ns/activitystreams",
- "id" => user.ap_id <> "/activities/1234",
- "actor" => user.ap_id,
+ "id" => "http://mastodon.example.org/users/admin/activities/1234",
+ "actor" => "http://mastodon.example.org/users/admin",
"to" => ["https://www.w3.org/ns/activitystreams#Public"],
"object" => "https://info.pleroma.site/activity.json",
"type" => "Announce"
:error = Transmogrifier.handle_incoming(data)
end
+
+ test "it rejects objects when attributedTo is wrong (variant 1)" do
+ {:error, _} = ActivityPub.fetch_object_from_id("https://info.pleroma.site/activity2.json")
+ end
+
+ test "it rejects activities which reference objects that have an incorrect attribution (variant 1)" do
+ data = %{
+ "@context" => "https://www.w3.org/ns/activitystreams",
+ "id" => "http://mastodon.example.org/users/admin/activities/1234",
+ "actor" => "http://mastodon.example.org/users/admin",
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "object" => "https://info.pleroma.site/activity2.json",
+ "type" => "Announce"
+ }
+
+ :error = Transmogrifier.handle_incoming(data)
+ end
+
+ test "it rejects objects when attributedTo is wrong (variant 2)" do
+ {:error, _} = ActivityPub.fetch_object_from_id("https://info.pleroma.site/activity3.json")
+ end
+
+ test "it rejects activities which reference objects that have an incorrect attribution (variant 2)" do
+ data = %{
+ "@context" => "https://www.w3.org/ns/activitystreams",
+ "id" => "http://mastodon.example.org/users/admin/activities/1234",
+ "actor" => "http://mastodon.example.org/users/admin",
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "object" => "https://info.pleroma.site/activity3.json",
+ "type" => "Announce"
+ }
+
+ :error = Transmogrifier.handle_incoming(data)
+ end
+ end
+
+ describe "general origin containment" do
+ test "contain_origin_from_id() catches obvious spoofing attempts" do
+ data = %{
+ "id" => "http://example.com/~alyssa/activities/1234.json"
+ }
+
+ :error =
+ Transmogrifier.contain_origin_from_id(
+ "http://example.org/~alyssa/activities/1234.json",
+ data
+ )
+ end
+
+ test "contain_origin_from_id() allows alternate IDs within the same origin domain" do
+ data = %{
+ "id" => "http://example.com/~alyssa/activities/1234.json"
+ }
+
+ :ok =
+ Transmogrifier.contain_origin_from_id(
+ "http://example.com/~alyssa/activities/1234",
+ data
+ )
+ end
+
+ test "contain_origin_from_id() allows matching IDs" do
+ data = %{
+ "id" => "http://example.com/~alyssa/activities/1234.json"
+ }
+
+ :ok =
+ Transmogrifier.contain_origin_from_id(
+ "http://example.com/~alyssa/activities/1234.json",
+ data
+ )
+ end
+
+ test "users cannot be collided through fake direction spoofing attempts" do
+ insert(:user, %{
+ nickname: "rye@niu.moe",
+ local: false,
+ ap_id: "https://niu.moe/users/rye",
+ follower_address: User.ap_followers(%User{nickname: "rye@niu.moe"})
+ })
+
+ {:error, _} = User.get_or_fetch_by_ap_id("https://n1u.moe/users/rye")
+ end
+
+ test "all objects with fake directions are rejected by the object fetcher" do
+ {:error, _} =
+ ActivityPub.fetch_and_contain_remote_object_from_id(
+ "https://info.pleroma.site/activity4.json"
+ )
+ end
+ end
+
+ describe "reserialization" do
+ test "successfully reserializes a message with inReplyTo == nil" do
+ user = insert(:user)
+
+ message = %{
+ "@context" => "https://www.w3.org/ns/activitystreams",
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "cc" => [],
+ "type" => "Create",
+ "object" => %{
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "cc" => [],
+ "type" => "Note",
+ "content" => "Hi",
+ "inReplyTo" => nil,
+ "attributedTo" => user.ap_id
+ },
+ "actor" => user.ap_id
+ }
+
+ {:ok, activity} = Transmogrifier.handle_incoming(message)
+
+ {:ok, _} = Transmogrifier.prepare_outgoing(activity.data)
+ end
+
+ test "successfully reserializes a message with AS2 objects in IR" do
+ user = insert(:user)
+
+ message = %{
+ "@context" => "https://www.w3.org/ns/activitystreams",
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "cc" => [],
+ "type" => "Create",
+ "object" => %{
+ "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+ "cc" => [],
+ "type" => "Note",
+ "content" => "Hi",
+ "inReplyTo" => nil,
+ "attributedTo" => user.ap_id,
+ "tag" => [
+ %{"name" => "#2hu", "href" => "http://example.com/2hu", "type" => "Hashtag"},
+ %{"name" => "Bob", "href" => "http://example.com/bob", "type" => "Mention"}
+ ]
+ },
+ "actor" => user.ap_id
+ }
+
+ {:ok, activity} = Transmogrifier.handle_incoming(message)
+
+ {:ok, _} = Transmogrifier.prepare_outgoing(activity.data)
+ end
end
end