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FollowingRelationship storage & performance optimizations (state turned ecto_enum-driven integer, reorganized indices etc.).

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This commit is contained in:
Ivan Tashkinov 2020-03-28 18:49:03 +03:00
commit be9d18461a
17 changed files with 128 additions and 45 deletions
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6
lib/pleroma/ecto_enums.ex
View file

@ -11,3 +11,9 @@ defenum(UserRelationshipTypeEnum,
notification_mute: 4,
inverse_subscription: 5
)
defenum(FollowingRelationshipStateEnum,
follow_pending: 1,
follow_accept: 2,
follow_reject: 3
)

43
lib/pleroma/following_relationship.ex
View file

@ -13,7 +13,7 @@ defmodule Pleroma.FollowingRelationship do
alias Pleroma.User
schema "following_relationships" do
field(:state, :string, default: "accept")
field(:state, FollowingRelationshipStateEnum, default: :follow_pending)
belongs_to(:follower, User, type: CompatType)
belongs_to(:following, User, type: CompatType)
@ -27,6 +27,19 @@ defmodule Pleroma.FollowingRelationship do
|> put_assoc(:follower, attrs.follower)
|> put_assoc(:following, attrs.following)
|> validate_required([:state, :follower, :following])
|> unique_constraint(:follower_id,
name: :following_relationships_follower_id_following_id_index
)
|> validate_not_self_relationship()
end
def state_to_enum(state) when is_binary(state) do
case state do
"pending" -> :follow_pending
"accept" -> :follow_accept
"reject" -> :follow_reject
_ -> raise "State is not convertible to FollowingRelationshipStateEnum: #{state}"
end
end
def get(%User{} = follower, %User{} = following) do
@ -35,7 +48,7 @@ defmodule Pleroma.FollowingRelationship do
|> Repo.one()
end
def update(follower, following, "reject"), do: unfollow(follower, following)
def update(follower, following, :follow_reject), do: unfollow(follower, following)
def update(%User{} = follower, %User{} = following, state) do
case get(follower, following) do
@ -50,7 +63,7 @@ defmodule Pleroma.FollowingRelationship do
end
end
def follow(%User{} = follower, %User{} = following, state \\ "accept") do
def follow(%User{} = follower, %User{} = following, state \\ :follow_accept) do
%__MODULE__{}
|> changeset(%{follower: follower, following: following, state: state})
|> Repo.insert(on_conflict: :nothing)
@ -80,7 +93,7 @@ defmodule Pleroma.FollowingRelationship do
def get_follow_requests(%User{id: id}) do
__MODULE__
|> join(:inner, [r], f in assoc(r, :follower))
|> where([r], r.state == "pending")
|> where([r], r.state == ^:follow_pending)
|> where([r], r.following_id == ^id)
|> select([r, f], f)
|> Repo.all()
@ -88,7 +101,7 @@ defmodule Pleroma.FollowingRelationship do
def following?(%User{id: follower_id}, %User{id: followed_id}) do
__MODULE__
|> where(follower_id: ^follower_id, following_id: ^followed_id, state: "accept")
|> where(follower_id: ^follower_id, following_id: ^followed_id, state: ^:follow_accept)
|> Repo.exists?()
end
@ -97,7 +110,7 @@ defmodule Pleroma.FollowingRelationship do
__MODULE__
|> join(:inner, [r], u in User, on: r.following_id == u.id)
|> where([r], r.follower_id == ^user.id)
|> where([r], r.state == "accept")
|> where([r], r.state == ^:follow_accept)
|> select([r, u], u.follower_address)
|> Repo.all()
@ -157,4 +170,22 @@ defmodule Pleroma.FollowingRelationship do
fr -> fr.follower_id == follower.id and fr.following_id == following.id
end)
end
defp validate_not_self_relationship(%Ecto.Changeset{} = changeset) do
changeset
|> validate_change(:following_id, fn _, following_id ->
if following_id == get_field(changeset, :follower_id) do
[target_id: "can't be equal to follower_id"]
else
[]
end
end)
|> validate_change(:follower_id, fn _, follower_id ->
if follower_id == get_field(changeset, :following_id) do
[source_id: "can't be equal to following_id"]
else
[]
end
end)
end
end

18
lib/pleroma/user.ex
View file

@ -697,7 +697,7 @@ defmodule Pleroma.User do
@spec maybe_direct_follow(User.t(), User.t()) :: {:ok, User.t()} | {:error, String.t()}
def maybe_direct_follow(%User{} = follower, %User{local: true, locked: true} = followed) do
follow(follower, followed, "pending")
follow(follower, followed, :follow_pending)
end
def maybe_direct_follow(%User{} = follower, %User{local: true} = followed) do
@ -717,14 +717,14 @@ defmodule Pleroma.User do
def follow_all(follower, followeds) do
followeds
|> Enum.reject(fn followed -> blocks?(follower, followed) || blocks?(followed, follower) end)
|> Enum.each(&follow(follower, &1, "accept"))
|> Enum.each(&follow(follower, &1, :follow_accept))
set_cache(follower)
end
defdelegate following(user), to: FollowingRelationship
def follow(%User{} = follower, %User{} = followed, state \\ "accept") do
def follow(%User{} = follower, %User{} = followed, state \\ :follow_accept) do
deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
cond do
@ -751,7 +751,7 @@ defmodule Pleroma.User do
def unfollow(%User{} = follower, %User{} = followed) do
case get_follow_state(follower, followed) do
state when state in ["accept", "pending"] ->
state when state in [:follow_pending, :follow_accept] ->
FollowingRelationship.unfollow(follower, followed)
{:ok, followed} = update_follower_count(followed)
@ -769,6 +769,7 @@ defmodule Pleroma.User do
defdelegate following?(follower, followed), to: FollowingRelationship
@doc "Returns follow state as FollowingRelationshipStateEnum value"
def get_follow_state(%User{} = follower, %User{} = following) do
following_relationship = FollowingRelationship.get(follower, following)
get_follow_state(follower, following, following_relationship)
@ -782,8 +783,11 @@ defmodule Pleroma.User do
case {following_relationship, following.local} do
{nil, false} ->
case Utils.fetch_latest_follow(follower, following) do
%{data: %{"state" => state}} when state in ["pending", "accept"] -> state
_ -> nil
%Activity{data: %{"state" => state}} when state in ["pending", "accept"] ->
FollowingRelationship.state_to_enum(state)
_ ->
nil
end
{%{state: state}, _} ->
@ -1282,7 +1286,7 @@ defmodule Pleroma.User do
def blocks?(%User{} = user, %User{} = target) do
blocks_user?(user, target) ||
(!User.following?(user, target) && blocks_domain?(user, target))
(blocks_domain?(user, target) and not User.following?(user, target))
end
def blocks_user?(%User{} = user, %User{} = target) do

6
lib/pleroma/user/query.ex
View file

@ -148,7 +148,7 @@ defmodule Pleroma.User.Query do
as: :relationships,
on: r.following_id == ^id and r.follower_id == u.id
)
|> where([relationships: r], r.state == "accept")
|> where([relationships: r], r.state == ^:follow_accept)
end
defp compose_query({:friends, %User{id: id}}, query) do
@ -158,7 +158,7 @@ defmodule Pleroma.User.Query do
as: :relationships,
on: r.following_id == u.id and r.follower_id == ^id
)
|> where([relationships: r], r.state == "accept")
|> where([relationships: r], r.state == ^:follow_accept)
end
defp compose_query({:recipients_from_activity, to}, query) do
@ -173,7 +173,7 @@ defmodule Pleroma.User.Query do
)
|> where(
[u, following: f, relationships: r],
u.ap_id in ^to or (f.follower_address in ^to and r.state == "accept")
u.ap_id in ^to or (f.follower_address in ^to and r.state == ^:follow_accept)
)
|> distinct(true)
end

2
lib/pleroma/web/activity_pub/mrf.ex
View file

@ -33,7 +33,7 @@ defmodule Pleroma.Web.ActivityPub.MRF do
@spec subdomain_match?([Regex.t()], String.t()) :: boolean()
def subdomain_match?(domains, host) do
Enum.any?(domains, fn domain -> Regex.match?(domain, host) end)
!!Enum.find(domains, fn domain -> Regex.match?(domain, host) end)
end
@callback describe() :: {:ok | :error, Map.t()}

13
lib/pleroma/web/activity_pub/transmogrifier.ex
View file

@ -490,7 +490,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
{_, {:ok, follower}} <- {:follow, User.follow(follower, followed)},
{_, {:ok, _}} <-
{:follow_state_update, Utils.update_follow_state_for_all(activity, "accept")},
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, "accept") do
{:ok, _relationship} <-
FollowingRelationship.update(follower, followed, :follow_accept) do
ActivityPub.accept(%{
to: [follower.ap_id],
actor: followed,
@ -500,7 +501,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
else
{:user_blocked, true} ->
{:ok, _} = Utils.update_follow_state_for_all(activity, "reject")
{:ok, _relationship} = FollowingRelationship.update(follower, followed, "reject")
{:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_reject)
ActivityPub.reject(%{
to: [follower.ap_id],
@ -511,7 +512,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
{:follow, {:error, _}} ->
{:ok, _} = Utils.update_follow_state_for_all(activity, "reject")
{:ok, _relationship} = FollowingRelationship.update(follower, followed, "reject")
{:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_reject)
ActivityPub.reject(%{
to: [follower.ap_id],
@ -521,7 +522,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
})
{:user_locked, true} ->
{:ok, _relationship} = FollowingRelationship.update(follower, followed, "pending")
{:ok, _relationship} = FollowingRelationship.update(follower, followed, :follow_pending)
:noop
end
@ -541,7 +542,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
{:ok, follow_activity} <- get_follow_activity(follow_object, followed),
{:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "accept"),
%User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, "accept") do
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_accept) do
ActivityPub.accept(%{
to: follow_activity.data["to"],
type: "Accept",
@ -564,7 +565,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
{:ok, follow_activity} <- get_follow_activity(follow_object, followed),
{:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"),
%User{local: true} = follower <- User.get_cached_by_ap_id(follow_activity.data["actor"]),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, "reject"),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_reject),
{:ok, activity} <-
ActivityPub.reject(%{
to: follow_activity.data["to"],

4
lib/pleroma/web/common_api/common_api.ex
View file

@ -42,7 +42,7 @@ defmodule Pleroma.Web.CommonAPI do
with {:ok, follower} <- User.follow(follower, followed),
%Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
{:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "accept"),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, "accept"),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_accept),
{:ok, _activity} <-
ActivityPub.accept(%{
to: [follower.ap_id],
@ -57,7 +57,7 @@ defmodule Pleroma.Web.CommonAPI do
def reject_follow_request(follower, followed) do
with %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
{:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, "reject"),
{:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_reject),
{:ok, _activity} <-
ActivityPub.reject(%{
to: [follower.ap_id],

6
lib/pleroma/web/mastodon_api/views/account_view.ex
View file

@ -71,7 +71,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
followed_by =
if following_relationships do
case FollowingRelationship.find(following_relationships, target, reading_user) do
%{state: "accept"} -> true
%{state: :follow_accept} -> true
_ -> false
end
else
@ -81,7 +81,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
# NOTE: adjust UserRelationship.view_relationships_option/2 on new relation-related flags
%{
id: to_string(target.id),
following: follow_state == "accept",
following: follow_state == :follow_accept,
followed_by: followed_by,
blocking:
UserRelationship.exists?(
@ -123,7 +123,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
reading_user,
&User.subscribed_to?(&2, &1)
),
requested: follow_state == "pending",
requested: follow_state == :follow_pending,
domain_blocking: User.blocks_domain?(reading_user, target),
showing_reblogs:
not UserRelationship.exists?(