Announcements: Prevent race condition.

This commit is contained in:
lain 2020-04-24 14:37:53 +02:00
parent 2430b9bf90
commit cb12585098
2 changed files with 28 additions and 0 deletions

View file

@ -438,6 +438,7 @@ def announce(
defp do_announce(user, object, activity_id, local, public) do
with true <- is_announceable?(object, user, public),
object <- Object.get_by_id(object.id),
announce_data <- make_announce_data(user, object, activity_id, public),
{:ok, activity} <- insert(announce_data, local),
{:ok, object} <- add_announce_to_object(activity, object),

View file

@ -48,6 +48,33 @@ test "favoriting race condition" do
assert object.data["like_count"] == 20
end
test "repeating race condition" do
user = insert(:user)
users_serial = insert_list(10, :user)
users = insert_list(10, :user)
{:ok, activity} = CommonAPI.post(user, %{"status" => "."})
users_serial
|> Enum.map(fn user ->
CommonAPI.repeat(activity.id, user)
end)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["announcement_count"] == 10
users
|> Enum.map(fn user ->
Task.async(fn ->
CommonAPI.repeat(activity.id, user)
end)
end)
|> Enum.map(&Task.await/1)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["announcement_count"] == 20
end
test "when replying to a conversation / participation, it will set the correct context id even if no explicit reply_to is given" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})