Merge branch 'fix/1019-correct-count-remote-users' into 'develop'

Fix/1019 correct count remote users

Closes #1019

See merge request pleroma/pleroma!1376
This commit is contained in:
kaniini 2019-07-09 17:36:35 +00:00
commit e19e829758
16 changed files with 564 additions and 7 deletions

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@ -11,6 +11,7 @@ Configuration: `federation_incoming_replies_max_depth` option
- Admin API: Return users' tags when querying reports
- Admin API: Return avatar and display name when querying users
- Mastodon API, streaming: Add support for passing the token in the `Sec-WebSocket-Protocol` header
- Added synchronization of following/followers counters for external users
### Fixed
- Not being able to pin unlisted posts

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@ -249,7 +249,14 @@ config :pleroma, :instance,
remote_post_retention_days: 90,
skip_thread_containment: true,
limit_to_local_content: :unauthenticated,
dynamic_configuration: false
dynamic_configuration: false,
external_user_synchronization: [
enabled: false,
# every 2 hours
interval: 60 * 60 * 2,
max_retries: 3,
limit: 500
]
config :pleroma, :markup,
# XXX - unfortunately, inline images must be enabled by default right now, because

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@ -125,6 +125,12 @@ config :pleroma, Pleroma.Emails.Mailer,
* `skip_thread_containment`: Skip filter out broken threads. The default is `false`.
* `limit_to_local_content`: Limit unauthenticated users to search for local statutes and users only. Possible values: `:unauthenticated`, `:all` and `false`. The default is `:unauthenticated`.
* `dynamic_configuration`: Allow transferring configuration to DB with the subsequent customization from Admin api.
* `external_user_synchronization`: Following/followers counters synchronization settings.
* `enabled`: Enables synchronization
* `interval`: Interval between synchronization.
* `max_retries`: Max rettries for host. After exceeding the limit, the check will not be carried out for users from this host.
* `limit`: Users batch size for processing in one time.
## :logger

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@ -151,7 +151,11 @@ defmodule Pleroma.Application do
start: {Pleroma.Web.Endpoint, :start_link, []},
type: :supervisor
},
%{id: Pleroma.Gopher.Server, start: {Pleroma.Gopher.Server, :start_link, []}}
%{id: Pleroma.Gopher.Server, start: {Pleroma.Gopher.Server, :start_link, []}},
%{
id: Pleroma.User.SynchronizationWorker,
start: {Pleroma.User.SynchronizationWorker, :start_link, []}
}
]
# See http://elixir-lang.org/docs/stable/elixir/Supervisor.html

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@ -107,15 +107,25 @@ defmodule Pleroma.User do
def ap_followers(%User{follower_address: fa}) when is_binary(fa), do: fa
def ap_followers(%User{} = user), do: "#{ap_id(user)}/followers"
def user_info(%User{} = user) do
def user_info(%User{} = user, args \\ %{}) do
following_count =
if args[:following_count], do: args[:following_count], else: following_count(user)
follower_count =
if args[:follower_count], do: args[:follower_count], else: user.info.follower_count
%{
following_count: following_count(user),
note_count: user.info.note_count,
follower_count: user.info.follower_count,
locked: user.info.locked,
confirmation_pending: user.info.confirmation_pending,
default_scope: user.info.default_scope
}
|> Map.put(:following_count, following_count)
|> Map.put(:follower_count, follower_count)
end
def set_info_cache(user, args) do
Cachex.put(:user_cache, "user_info:#{user.id}", user_info(user, args))
end
def restrict_deactivated(query) do
@ -1000,6 +1010,56 @@ defmodule Pleroma.User do
)
end
@spec sync_follow_counter() :: :ok
def sync_follow_counter,
do: PleromaJobQueue.enqueue(:background, __MODULE__, [:sync_follow_counters])
@spec perform(:sync_follow_counters) :: :ok
def perform(:sync_follow_counters) do
{:ok, _pid} = Agent.start_link(fn -> %{} end, name: :domain_errors)
config = Pleroma.Config.get([:instance, :external_user_synchronization])
:ok = sync_follow_counters(config)
Agent.stop(:domain_errors)
end
@spec sync_follow_counters(keyword()) :: :ok
def sync_follow_counters(opts \\ []) do
users = external_users(opts)
if length(users) > 0 do
errors = Agent.get(:domain_errors, fn state -> state end)
{last, updated_errors} = User.Synchronization.call(users, errors, opts)
Agent.update(:domain_errors, fn _state -> updated_errors end)
sync_follow_counters(max_id: last.id, limit: opts[:limit])
else
:ok
end
end
@spec external_users(keyword()) :: [User.t()]
def external_users(opts \\ []) do
query =
User.Query.build(%{
external: true,
active: true,
order_by: :id,
select: [:id, :ap_id, :info]
})
query =
if opts[:max_id],
do: where(query, [u], u.id > ^opts[:max_id]),
else: query
query =
if opts[:limit],
do: limit(query, ^opts[:limit]),
else: query
Repo.all(query)
end
def blocks_import(%User{} = blocker, blocked_identifiers) when is_list(blocked_identifiers),
do:
PleromaJobQueue.enqueue(:background, __MODULE__, [

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@ -7,7 +7,7 @@ defmodule Pleroma.User.Query do
User query builder module. Builds query from new query or another user query.
## Example:
query = Pleroma.User.Query(%{nickname: "nickname"})
query = Pleroma.User.Query.build(%{nickname: "nickname"})
another_query = Pleroma.User.Query.build(query, %{email: "email@example.com"})
Pleroma.Repo.all(query)
Pleroma.Repo.all(another_query)
@ -47,7 +47,10 @@ defmodule Pleroma.User.Query do
friends: User.t(),
recipients_from_activity: [String.t()],
nickname: [String.t()],
ap_id: [String.t()]
ap_id: [String.t()],
order_by: term(),
select: term(),
limit: pos_integer()
}
| %{}
@ -141,6 +144,18 @@ defmodule Pleroma.User.Query do
where(query, [u], u.ap_id in ^to or fragment("? && ?", u.following, ^to))
end
defp compose_query({:order_by, key}, query) do
order_by(query, [u], field(u, ^key))
end
defp compose_query({:select, keys}, query) do
select(query, [u], ^keys)
end
defp compose_query({:limit, limit}, query) do
limit(query, ^limit)
end
defp compose_query(_unsupported_param, query), do: query
defp prepare_tag_criteria(tag, query) do

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@ -0,0 +1,60 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.User.Synchronization do
alias Pleroma.HTTP
alias Pleroma.User
@spec call([User.t()], map(), keyword()) :: {User.t(), map()}
def call(users, errors, opts \\ []) do
do_call(users, errors, opts)
end
defp do_call([user | []], errors, opts) do
updated = fetch_counters(user, errors, opts)
{user, updated}
end
defp do_call([user | others], errors, opts) do
updated = fetch_counters(user, errors, opts)
do_call(others, updated, opts)
end
defp fetch_counters(user, errors, opts) do
%{host: host} = URI.parse(user.ap_id)
info = %{}
{following, errors} = fetch_counter(user.ap_id <> "/following", host, errors, opts)
info = if following, do: Map.put(info, :following_count, following), else: info
{followers, errors} = fetch_counter(user.ap_id <> "/followers", host, errors, opts)
info = if followers, do: Map.put(info, :follower_count, followers), else: info
User.set_info_cache(user, info)
errors
end
defp available_domain?(domain, errors, opts) do
max_retries = Keyword.get(opts, :max_retries, 3)
not (Map.has_key?(errors, domain) && errors[domain] >= max_retries)
end
defp fetch_counter(url, host, errors, opts) do
with true <- available_domain?(host, errors, opts),
{:ok, %{body: body, status: code}} when code in 200..299 <-
HTTP.get(
url,
[{:Accept, "application/activity+json"}]
),
{:ok, data} <- Jason.decode(body) do
{data["totalItems"], errors}
else
false ->
{nil, errors}
_ ->
{nil, Map.update(errors, host, 1, &(&1 + 1))}
end
end
end

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@ -0,0 +1,32 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-onl
defmodule Pleroma.User.SynchronizationWorker do
use GenServer
def start_link do
config = Pleroma.Config.get([:instance, :external_user_synchronization])
if config[:enabled] do
GenServer.start_link(__MODULE__, interval: config[:interval])
else
:ignore
end
end
def init(opts) do
schedule_next(opts)
{:ok, opts}
end
def handle_info(:sync_follow_counters, opts) do
Pleroma.User.sync_follow_counter()
schedule_next(opts)
{:noreply, opts}
end
defp schedule_next(opts) do
Process.send_after(self(), :sync_follow_counters, opts[:interval])
end
end

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@ -0,0 +1,7 @@
{
"@context": "https://www.w3.org/ns/activitystreams",
"id": "http://localhost:4001/users/masto_closed/followers",
"type": "OrderedCollection",
"totalItems": 437,
"first": "http://localhost:4001/users/masto_closed/followers?page=1"
}

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@ -0,0 +1,7 @@
{
"@context": "https://www.w3.org/ns/activitystreams",
"id": "http://localhost:4001/users/masto_closed/following",
"type": "OrderedCollection",
"totalItems": 152,
"first": "http://localhost:4001/users/masto_closed/following?page=1"
}

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@ -0,0 +1,20 @@
{
"type": "OrderedCollection",
"totalItems": 527,
"id": "http://localhost:4001/users/fuser2/followers",
"first": {
"type": "OrderedCollectionPage",
"totalItems": 527,
"partOf": "http://localhost:4001/users/fuser2/followers",
"orderedItems": [],
"next": "http://localhost:4001/users/fuser2/followers?page=2",
"id": "http://localhost:4001/users/fuser2/followers?page=1"
},
"@context": [
"https://www.w3.org/ns/activitystreams",
"http://localhost:4001/schemas/litepub-0.1.jsonld",
{
"@language": "und"
}
]
}

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@ -0,0 +1,20 @@
{
"type": "OrderedCollection",
"totalItems": 267,
"id": "http://localhost:4001/users/fuser2/following",
"first": {
"type": "OrderedCollectionPage",
"totalItems": 267,
"partOf": "http://localhost:4001/users/fuser2/following",
"orderedItems": [],
"next": "http://localhost:4001/users/fuser2/following?page=2",
"id": "http://localhost:4001/users/fuser2/following?page=1"
},
"@context": [
"https://www.w3.org/ns/activitystreams",
"http://localhost:4001/schemas/litepub-0.1.jsonld",
{
"@language": "und"
}
]
}

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@ -759,6 +759,54 @@ defmodule HttpRequestMock do
{:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/rich_media/ogp.html")}}
end
def get("http://localhost:4001/users/masto_closed/followers", _, _, _) do
{:ok,
%Tesla.Env{
status: 200,
body: File.read!("test/fixtures/users_mock/masto_closed_followers.json")
}}
end
def get("http://localhost:4001/users/masto_closed/following", _, _, _) do
{:ok,
%Tesla.Env{
status: 200,
body: File.read!("test/fixtures/users_mock/masto_closed_following.json")
}}
end
def get("http://localhost:4001/users/fuser2/followers", _, _, _) do
{:ok,
%Tesla.Env{
status: 200,
body: File.read!("test/fixtures/users_mock/pleroma_followers.json")
}}
end
def get("http://localhost:4001/users/fuser2/following", _, _, _) do
{:ok,
%Tesla.Env{
status: 200,
body: File.read!("test/fixtures/users_mock/pleroma_following.json")
}}
end
def get("http://domain-with-errors:4001/users/fuser1/followers", _, _, _) do
{:ok,
%Tesla.Env{
status: 504,
body: ""
}}
end
def get("http://domain-with-errors:4001/users/fuser1/following", _, _, _) do
{:ok,
%Tesla.Env{
status: 504,
body: ""
}}
end
def get("http://example.com/ogp-missing-data", _, _, _) do
{:ok,
%Tesla.Env{

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@ -0,0 +1,104 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.User.SynchronizationTest do
use Pleroma.DataCase
import Pleroma.Factory
alias Pleroma.User
alias Pleroma.User.Synchronization
setup do
Tesla.Mock.mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
:ok
end
test "update following/followers counters" do
user1 =
insert(:user,
local: false,
ap_id: "http://localhost:4001/users/masto_closed"
)
user2 = insert(:user, local: false, ap_id: "http://localhost:4001/users/fuser2")
users = User.external_users()
assert length(users) == 2
{user, %{}} = Synchronization.call(users, %{})
assert user == List.last(users)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 437
assert following == 152
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
end
test "don't check host if errors exist" do
user1 = insert(:user, local: false, ap_id: "http://domain-with-errors:4001/users/fuser1")
user2 = insert(:user, local: false, ap_id: "http://domain-with-errors:4001/users/fuser2")
users = User.external_users()
assert length(users) == 2
{user, %{"domain-with-errors" => 2}} =
Synchronization.call(users, %{"domain-with-errors" => 2}, max_retries: 2)
assert user == List.last(users)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 0
assert following == 0
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 0
assert following == 0
end
test "don't check host if errors appeared" do
user1 = insert(:user, local: false, ap_id: "http://domain-with-errors:4001/users/fuser1")
user2 = insert(:user, local: false, ap_id: "http://domain-with-errors:4001/users/fuser2")
users = User.external_users()
assert length(users) == 2
{user, %{"domain-with-errors" => 2}} = Synchronization.call(users, %{}, max_retries: 2)
assert user == List.last(users)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 0
assert following == 0
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 0
assert following == 0
end
test "other users after error appeared" do
user1 = insert(:user, local: false, ap_id: "http://domain-with-errors:4001/users/fuser1")
user2 = insert(:user, local: false, ap_id: "http://localhost:4001/users/fuser2")
users = User.external_users()
assert length(users) == 2
{user, %{"domain-with-errors" => 2}} = Synchronization.call(users, %{}, max_retries: 2)
assert user == List.last(users)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 0
assert following == 0
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
end
end

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@ -0,0 +1,49 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.User.SynchronizationWorkerTest do
use Pleroma.DataCase
import Pleroma.Factory
setup do
Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
config = Pleroma.Config.get([:instance, :external_user_synchronization])
for_update = [enabled: true, interval: 1000]
Pleroma.Config.put([:instance, :external_user_synchronization], for_update)
on_exit(fn ->
Pleroma.Config.put([:instance, :external_user_synchronization], config)
end)
:ok
end
test "sync follow counters" do
user1 =
insert(:user,
local: false,
ap_id: "http://localhost:4001/users/masto_closed"
)
user2 = insert(:user, local: false, ap_id: "http://localhost:4001/users/fuser2")
{:ok, _} = Pleroma.User.SynchronizationWorker.start_link()
:timer.sleep(1500)
%{follower_count: followers, following_count: following} =
Pleroma.User.get_cached_user_info(user1)
assert followers == 437
assert following == 152
%{follower_count: followers, following_count: following} =
Pleroma.User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
end
end

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@ -1183,4 +1183,121 @@ defmodule Pleroma.UserTest do
assert user_two.ap_id in ap_ids
end
end
describe "sync followers count" do
setup do
user1 = insert(:user, local: false, ap_id: "http://localhost:4001/users/masto_closed")
user2 = insert(:user, local: false, ap_id: "http://localhost:4001/users/fuser2")
insert(:user, local: true)
insert(:user, local: false, info: %{deactivated: true})
{:ok, user1: user1, user2: user2}
end
test "external_users/1 external active users with limit", %{user1: user1, user2: user2} do
[fdb_user1] = User.external_users(limit: 1)
assert fdb_user1.ap_id
assert fdb_user1.ap_id == user1.ap_id
assert fdb_user1.id == user1.id
[fdb_user2] = User.external_users(max_id: fdb_user1.id, limit: 1)
assert fdb_user2.ap_id
assert fdb_user2.ap_id == user2.ap_id
assert fdb_user2.id == user2.id
assert User.external_users(max_id: fdb_user2.id, limit: 1) == []
end
test "sync_follow_counters/1", %{user1: user1, user2: user2} do
{:ok, _pid} = Agent.start_link(fn -> %{} end, name: :domain_errors)
:ok = User.sync_follow_counters()
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 437
assert following == 152
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
Agent.stop(:domain_errors)
end
test "sync_follow_counters/1 in separate batches", %{user1: user1, user2: user2} do
{:ok, _pid} = Agent.start_link(fn -> %{} end, name: :domain_errors)
:ok = User.sync_follow_counters(limit: 1)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 437
assert following == 152
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
Agent.stop(:domain_errors)
end
test "perform/1 with :sync_follow_counters", %{user1: user1, user2: user2} do
:ok = User.perform(:sync_follow_counters)
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user1)
assert followers == 437
assert following == 152
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user2)
assert followers == 527
assert following == 267
end
end
describe "set_info_cache/2" do
setup do
user = insert(:user)
{:ok, user: user}
end
test "update from args", %{user: user} do
User.set_info_cache(user, %{following_count: 15, follower_count: 18})
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user)
assert followers == 18
assert following == 15
end
test "without args", %{user: user} do
User.set_info_cache(user, %{})
%{follower_count: followers, following_count: following} = User.get_cached_user_info(user)
assert followers == 0
assert following == 0
end
end
describe "user_info/2" do
setup do
user = insert(:user)
{:ok, user: user}
end
test "update from args", %{user: user} do
%{follower_count: followers, following_count: following} =
User.user_info(user, %{following_count: 15, follower_count: 18})
assert followers == 18
assert following == 15
end
test "without args", %{user: user} do
%{follower_count: followers, following_count: following} = User.user_info(user)
assert followers == 0
assert following == 0
end
end
end