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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Object.FetcherTest do
   6   use Pleroma.DataCase
   7
   8   alias Pleroma.Activity
   9   alias Pleroma.Object
  10   alias Pleroma.Object.Fetcher
  11   import Tesla.Mock
  12   import Mock
  13
  14   setup do
  15     mock(fn
  16       %{method: :get, url: "https://mastodon.example.org/users/userisgone"} ->
  17         %Tesla.Env{status: 410}
  18
  19       %{method: :get, url: "https://mastodon.example.org/users/userisgone404"} ->
  20         %Tesla.Env{status: 404}
  21
  22       env ->
  23         apply(HttpRequestMock, :request, [env])
  24     end)
  25
  26     :ok
  27   end
  28
  29   describe "actor origin containment" do
  30     test "it rejects objects with a bogus origin" do
  31       {:error, _} = Fetcher.fetch_object_from_id("https://info.pleroma.site/activity.json")
  32     end
  33
  34     test "it rejects objects when attributedTo is wrong (variant 1)" do
  35       {:error, _} = Fetcher.fetch_object_from_id("https://info.pleroma.site/activity2.json")
  36     end
  37
  38     test "it rejects objects when attributedTo is wrong (variant 2)" do
  39       {:error, _} = Fetcher.fetch_object_from_id("https://info.pleroma.site/activity3.json")
  40     end
  41   end
  42
  43   describe "fetching an object" do
  44     test "it fetches an object" do
  45       {:ok, object} =
  46         Fetcher.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
  47
  48       assert activity = Activity.get_create_by_object_ap_id(object.data["id"])
  49       assert activity.data["id"]
  50
  51       {:ok, object_again} =
  52         Fetcher.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
  53
  54       assert [attachment] = object.data["attachment"]
  55       assert is_list(attachment["url"])
  56
  57       assert object == object_again
  58     end
  59   end
  60
  61   describe "implementation quirks" do
  62     test "it can fetch plume articles" do
  63       {:ok, object} =
  64         Fetcher.fetch_object_from_id(
  65           "https://baptiste.gelez.xyz/~/PlumeDevelopment/this-month-in-plume-june-2018/"
  66         )
  67
  68       assert object
  69     end
  70
  71     test "it can fetch peertube videos" do
  72       {:ok, object} =
  73         Fetcher.fetch_object_from_id(
  74           "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
  75         )
  76
  77       assert object
  78     end
  79
  80     test "it can fetch Mobilizon events" do
  81       {:ok, object} =
  82         Fetcher.fetch_object_from_id(
  83           "https://mobilizon.org/events/252d5816-00a3-4a89-a66f-15bf65c33e39"
  84         )
  85
  86       assert object
  87     end
  88
  89     test "it can fetch wedistribute articles" do
  90       {:ok, object} =
  91         Fetcher.fetch_object_from_id("https://wedistribute.org/wp-json/pterotype/v1/object/85810")
  92
  93       assert object
  94     end
  95
  96     test "all objects with fake directions are rejected by the object fetcher" do
  97       assert {:error, _} =
  98                Fetcher.fetch_and_contain_remote_object_from_id(
  99                  "https://info.pleroma.site/activity4.json"
 100                )
 101     end
 102
 103     test "handle HTTP 410 Gone response" do
 104       assert {:error, "Object has been deleted"} ==
 105                Fetcher.fetch_and_contain_remote_object_from_id(
 106                  "https://mastodon.example.org/users/userisgone"
 107                )
 108     end
 109
 110     test "handle HTTP 404 response" do
 111       assert {:error, "Object has been deleted"} ==
 112                Fetcher.fetch_and_contain_remote_object_from_id(
 113                  "https://mastodon.example.org/users/userisgone404"
 114                )
 115     end
 116   end
 117
 118   describe "pruning" do
 119     test "it can refetch pruned objects" do
 120       object_id = "http://mastodon.example.org/@admin/99541947525187367"
 121
 122       {:ok, object} = Fetcher.fetch_object_from_id(object_id)
 123
 124       assert object
 125
 126       {:ok, _object} = Object.prune(object)
 127
 128       refute Object.get_by_ap_id(object_id)
 129
 130       {:ok, %Object{} = object_two} = Fetcher.fetch_object_from_id(object_id)
 131
 132       assert object.data["id"] == object_two.data["id"]
 133       assert object.id != object_two.id
 134     end
 135   end
 136
 137   describe "signed fetches" do
 138     clear_config([:activitypub, :sign_object_fetches])
 139
 140     test_with_mock "it signs fetches when configured to do so",
 141                    Pleroma.Signature,
 142                    [:passthrough],
 143                    [] do
 144       Pleroma.Config.put([:activitypub, :sign_object_fetches], true)
 145
 146       Fetcher.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 147
 148       assert called(Pleroma.Signature.sign(:_, :_))
 149     end
 150
 151     test_with_mock "it doesn't sign fetches when not configured to do so",
 152                    Pleroma.Signature,
 153                    [:passthrough],
 154                    [] do
 155       Pleroma.Config.put([:activitypub, :sign_object_fetches], false)
 156
 157       Fetcher.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 158
 159       refute called(Pleroma.Signature.sign(:_, :_))
 160     end
 161   end
 162 end