Merge branch 'fix/mrf-delete' into 'develop'

ActivityPub: Fix deletes being exempt from MRF

Closes #1461

See merge request pleroma/pleroma!2037
This commit is contained in:
lain 2019-12-06 13:48:37 +00:00
commit a280be34e3
7 changed files with 32 additions and 6 deletions

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@ -80,6 +80,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
### Fixed
- Report emails now include functional links to profiles of remote user accounts
- Not being able to log in to some third-party apps when logged in to MastoFE
- MRF: `Delete` activities being exempt from MRF policies
<details>
<summary>API Changes</summary>

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@ -241,9 +241,10 @@ defmodule Pleroma.Activity do
def normalize(ap_id) when is_binary(ap_id), do: get_by_ap_id_with_object(ap_id)
def normalize(_), do: nil
def delete_by_ap_id(id) when is_binary(id) do
def delete_all_by_object_ap_id(id) when is_binary(id) do
id
|> Queries.by_object_id()
|> Queries.exclude_type("Delete")
|> select([u], u)
|> Repo.delete_all()
|> elem(1)
@ -255,7 +256,7 @@ defmodule Pleroma.Activity do
|> purge_web_resp_cache()
end
def delete_by_ap_id(_), do: nil
def delete_all_by_object_ap_id(_), do: nil
defp purge_web_resp_cache(%Activity{} = activity) do
%{path: path} = URI.parse(activity.data["id"])

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@ -64,4 +64,12 @@ defmodule Pleroma.Activity.Queries do
where: fragment("(?)->>'type' = ?", activity.data, ^activity_type)
)
end
@spec exclude_type(query, String.t()) :: query
def exclude_type(query \\ Activity, activity_type) do
from(
activity in query,
where: fragment("(?)->>'type' != ?", activity.data, ^activity_type)
)
end
end

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@ -147,7 +147,7 @@ defmodule Pleroma.Object do
def delete(%Object{data: %{"id" => id}} = object) do
with {:ok, _obj} = swap_object_with_tombstone(object),
deleted_activity = Activity.delete_by_ap_id(id),
deleted_activity = Activity.delete_all_by_object_ap_id(id),
{:ok, true} <- Cachex.del(:object_cache, "object:#{id}"),
{:ok, _} <- Cachex.del(:web_resp_cache, URI.parse(id).path) do
{:ok, object, deleted_activity}

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@ -456,17 +456,18 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
user = User.get_cached_by_ap_id(actor)
to = (object.data["to"] || []) ++ (object.data["cc"] || [])
with {:ok, object, activity} <- Object.delete(object),
with create_activity <- Activity.get_create_by_object_ap_id(id),
data <-
%{
"type" => "Delete",
"actor" => actor,
"object" => id,
"to" => to,
"deleted_activity_id" => activity && activity.id
"deleted_activity_id" => create_activity && create_activity.id
}
|> maybe_put("id", activity_id),
{:ok, activity} <- insert(data, local, false),
{:ok, object, _create_activity} <- Object.delete(object),
stream_out_participations(object, user),
_ <- decrease_replies_count_if_reply(object),
{:ok, _actor} <- decrease_note_count_if_public(user, object),

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@ -298,7 +298,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
assert json_response(conn1, :ok)
assert Enum.any?(conn1.resp_headers, &(&1 == {"x-cache", "MISS from Pleroma"}))
Activity.delete_by_ap_id(activity.object.data["id"])
Activity.delete_all_by_object_ap_id(activity.object.data["id"])
conn2 =
conn

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@ -1259,6 +1259,21 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
assert object.data["repliesCount"] == 0
end
test "it passes delete activity through MRF before deleting the object" do
rewrite_policy = Pleroma.Config.get([:instance, :rewrite_policy])
Pleroma.Config.put([:instance, :rewrite_policy], Pleroma.Web.ActivityPub.MRF.DropPolicy)
on_exit(fn -> Pleroma.Config.put([:instance, :rewrite_policy], rewrite_policy) end)
note = insert(:note_activity)
object = Object.normalize(note)
{:error, {:reject, _}} = ActivityPub.delete(object)
assert Activity.get_by_id(note.id)
assert Repo.get(Object, object.id).data["type"] == object.data["type"]
end
end
describe "timeline post-processing" do