diff options
Diffstat (limited to 'lib')
14 files changed, 174 insertions, 70 deletions
diff --git a/lib/pleroma/application.ex b/lib/pleroma/application.ex index b977afea1..bf5c57840 100644 --- a/lib/pleroma/application.ex +++ b/lib/pleroma/application.ex @@ -249,7 +249,8 @@ defmodule Pleroma.Application do defp background_migrators do [ - Pleroma.Migrators.HashtagsTableMigrator + Pleroma.Migrators.HashtagsTableMigrator, + Pleroma.Migrators.ContextObjectsDeletionMigrator ] end diff --git a/lib/pleroma/data_migration.ex b/lib/pleroma/data_migration.ex index 59d891d8d..8451678fc 100644 --- a/lib/pleroma/data_migration.ex +++ b/lib/pleroma/data_migration.ex @@ -42,4 +42,5 @@ defmodule Pleroma.DataMigration do end def populate_hashtags_table, do: get_by_name("populate_hashtags_table") + def delete_context_objects, do: get_by_name("delete_context_objects") end diff --git a/lib/pleroma/migrators/context_objects_deletion_migrator.ex b/lib/pleroma/migrators/context_objects_deletion_migrator.ex new file mode 100644 index 000000000..fb224795a --- /dev/null +++ b/lib/pleroma/migrators/context_objects_deletion_migrator.ex @@ -0,0 +1,139 @@ +# Pleroma: A lightweight social networking server +# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/> +# SPDX-License-Identifier: AGPL-3.0-only + +defmodule Pleroma.Migrators.ContextObjectsDeletionMigrator do + defmodule State do + use Pleroma.Migrators.Support.BaseMigratorState + + @impl Pleroma.Migrators.Support.BaseMigratorState + defdelegate data_migration(), to: Pleroma.DataMigration, as: :delete_context_objects + end + + use Pleroma.Migrators.Support.BaseMigrator + + alias Pleroma.Migrators.Support.BaseMigrator + alias Pleroma.Object + + @doc "This migration removes objects created exclusively for contexts, containing only an `id` field." + + @impl BaseMigrator + def feature_config_path, do: [:features, :delete_context_objects] + + @impl BaseMigrator + def fault_rate_allowance, do: Config.get([:delete_context_objects, :fault_rate_allowance], 0) + + @impl BaseMigrator + def perform do + data_migration_id = data_migration_id() + max_processed_id = get_stat(:max_processed_id, 0) + + Logger.info("Deleting context objects from `objects` (from oid: #{max_processed_id})...") + + query() + |> where([object], object.id > ^max_processed_id) + |> Repo.chunk_stream(100, :batches, timeout: :infinity) + |> Stream.each(fn objects -> + object_ids = Enum.map(objects, & &1.id) + + results = Enum.map(object_ids, &delete_context_object(&1)) + + failed_ids = + results + |> Enum.filter(&(elem(&1, 0) == :error)) + |> Enum.map(&elem(&1, 1)) + + chunk_affected_count = + results + |> Enum.filter(&(elem(&1, 0) == :ok)) + |> length() + + for failed_id <- failed_ids do + _ = + Repo.query( + "INSERT INTO data_migration_failed_ids(data_migration_id, record_id) " <> + "VALUES ($1, $2) ON CONFLICT DO NOTHING;", + [data_migration_id, failed_id] + ) + end + + _ = + Repo.query( + "DELETE FROM data_migration_failed_ids " <> + "WHERE data_migration_id = $1 AND record_id = ANY($2)", + [data_migration_id, object_ids -- failed_ids] + ) + + max_object_id = Enum.at(object_ids, -1) + + put_stat(:max_processed_id, max_object_id) + increment_stat(:iteration_processed_count, length(object_ids)) + increment_stat(:processed_count, length(object_ids)) + increment_stat(:failed_count, length(failed_ids)) + increment_stat(:affected_count, chunk_affected_count) + put_stat(:records_per_second, records_per_second()) + persist_state() + + # A quick and dirty approach to controlling the load this background migration imposes + sleep_interval = Config.get([:delete_context_objects, :sleep_interval_ms], 0) + Process.sleep(sleep_interval) + end) + |> Stream.run() + end + + @impl BaseMigrator + def query do + # Context objects have no activity type, and only one field, `id`. + # Only those context objects are without types. + from( + object in Object, + where: fragment("(?)->'type' IS NULL", object.data), + select: %{ + id: object.id + } + ) + end + + @spec delete_context_object(integer()) :: {:ok | :error, integer()} + defp delete_context_object(id) do + result = + %Object{id: id} + |> Repo.delete() + |> elem(0) + + {result, id} + end + + @impl BaseMigrator + def retry_failed do + data_migration_id = data_migration_id() + + failed_objects_query() + |> Repo.chunk_stream(100, :one) + |> Stream.each(fn object -> + with {res, _} when res != :error <- delete_context_object(object.id) do + _ = + Repo.query( + "DELETE FROM data_migration_failed_ids " <> + "WHERE data_migration_id = $1 AND record_id = $2", + [data_migration_id, object.id] + ) + end + end) + |> Stream.run() + + put_stat(:failed_count, failures_count()) + persist_state() + + force_continue() + end + + defp failed_objects_query do + from(o in Object) + |> join(:inner, [o], dmf in fragment("SELECT * FROM data_migration_failed_ids"), + on: dmf.record_id == o.id + ) + |> where([_o, dmf], dmf.data_migration_id == ^data_migration_id()) + |> order_by([o], asc: o.id) + end +end diff --git a/lib/pleroma/object.ex b/lib/pleroma/object.ex index e7d0d52b0..fee3f1842 100644 --- a/lib/pleroma/object.ex +++ b/lib/pleroma/object.ex @@ -207,10 +207,6 @@ defmodule Pleroma.Object do end end - def context_mapping(context) do - Object.change(%Object{}, %{data: %{"id" => context}}) - end - def make_tombstone(%Object{data: %{"id" => id, "type" => type}}, deleted \\ DateTime.utc_now()) do %ObjectTombstone{ id: id, diff --git a/lib/pleroma/web/activity_pub/object_validators/article_note_page_validator.ex b/lib/pleroma/web/activity_pub/object_validators/article_note_page_validator.ex index 027979a32..5647156f5 100644 --- a/lib/pleroma/web/activity_pub/object_validators/article_note_page_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validators/article_note_page_validator.ex @@ -97,7 +97,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.ArticleNotePageValidator do defp validate_data(data_cng) do data_cng |> validate_inclusion(:type, ["Article", "Note", "Page"]) - |> validate_required([:id, :actor, :attributedTo, :type, :context, :context_id]) + |> validate_required([:id, :actor, :attributedTo, :type, :context]) |> CommonValidations.validate_any_presence([:cc, :to]) |> CommonValidations.validate_fields_match([:actor, :attributedTo]) |> CommonValidations.validate_actor_presence() diff --git a/lib/pleroma/web/activity_pub/object_validators/common_fields.ex b/lib/pleroma/web/activity_pub/object_validators/common_fields.ex index a59a6e545..7b60c139a 100644 --- a/lib/pleroma/web/activity_pub/object_validators/common_fields.ex +++ b/lib/pleroma/web/activity_pub/object_validators/common_fields.ex @@ -52,8 +52,6 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonFields do field(:summary, :string) field(:context, :string) - # short identifier for PleromaFE to group statuses by context - field(:context_id, :integer) field(:sensitive, :boolean, default: false) field(:replies_count, :integer, default: 0) diff --git a/lib/pleroma/web/activity_pub/object_validators/common_fixes.ex b/lib/pleroma/web/activity_pub/object_validators/common_fixes.ex index 4f8c083eb..add46d561 100644 --- a/lib/pleroma/web/activity_pub/object_validators/common_fixes.ex +++ b/lib/pleroma/web/activity_pub/object_validators/common_fixes.ex @@ -22,14 +22,15 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes do end def fix_object_defaults(data) do - %{data: %{"id" => context}, id: context_id} = - Utils.create_context(data["context"] || data["conversation"]) + context = + Utils.maybe_create_context( + data["context"] || data["conversation"] || data["inReplyTo"] || data["id"] + ) %User{follower_address: follower_collection} = User.get_cached_by_ap_id(data["attributedTo"]) data |> Map.put("context", context) - |> Map.put("context_id", context_id) |> cast_and_filter_recipients("to", follower_collection) |> cast_and_filter_recipients("cc", follower_collection) |> cast_and_filter_recipients("bto", follower_collection) diff --git a/lib/pleroma/web/activity_pub/object_validators/create_generic_validator.ex b/lib/pleroma/web/activity_pub/object_validators/create_generic_validator.ex index c9a621cb1..2395abfd4 100644 --- a/lib/pleroma/web/activity_pub/object_validators/create_generic_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validators/create_generic_validator.ex @@ -75,7 +75,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.CreateGenericValidator do data |> CommonFixes.fix_actor() - |> Map.put_new("context", object["context"]) + |> Map.put("context", object["context"]) |> fix_addressing(object) end diff --git a/lib/pleroma/web/activity_pub/object_validators/event_validator.ex b/lib/pleroma/web/activity_pub/object_validators/event_validator.ex index 0e99f2037..ab204f69a 100644 --- a/lib/pleroma/web/activity_pub/object_validators/event_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validators/event_validator.ex @@ -62,7 +62,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.EventValidator do defp validate_data(data_cng) do data_cng |> validate_inclusion(:type, ["Event"]) - |> validate_required([:id, :actor, :attributedTo, :type, :context, :context_id]) + |> validate_required([:id, :actor, :attributedTo, :type, :context]) |> CommonValidations.validate_any_presence([:cc, :to]) |> CommonValidations.validate_fields_match([:actor, :attributedTo]) |> CommonValidations.validate_actor_presence() diff --git a/lib/pleroma/web/activity_pub/object_validators/question_validator.ex b/lib/pleroma/web/activity_pub/object_validators/question_validator.ex index 9412be4bc..ce3305142 100644 --- a/lib/pleroma/web/activity_pub/object_validators/question_validator.ex +++ b/lib/pleroma/web/activity_pub/object_validators/question_validator.ex @@ -80,7 +80,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.QuestionValidator do defp validate_data(data_cng) do data_cng |> validate_inclusion(:type, ["Question"]) - |> validate_required([:id, :actor, :attributedTo, :type, :context, :context_id]) + |> validate_required([:id, :actor, :attributedTo, :type, :context]) |> CommonValidations.validate_any_presence([:cc, :to]) |> CommonValidations.validate_fields_match([:actor, :attributedTo]) |> CommonValidations.validate_actor_presence() diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex index 9cde7805c..d3b7d804f 100644 --- a/lib/pleroma/web/activity_pub/utils.ex +++ b/lib/pleroma/web/activity_pub/utils.ex @@ -154,22 +154,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do Notification.get_notified_from_activity(%Activity{data: object}, false) end - def create_context(context) do - context = context || generate_id("contexts") - - # Ecto has problems accessing the constraint inside the jsonb, - # so we explicitly check for the existed object before insert - object = Object.get_cached_by_ap_id(context) - - with true <- is_nil(object), - changeset <- Object.context_mapping(context), - {:ok, inserted_object} <- Repo.insert(changeset) do - inserted_object - else - _ -> - object - end - end + def maybe_create_context(context), do: context || generate_id("contexts") @doc """ Enqueues an activity for federation if it's local @@ -201,18 +186,16 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> Map.put_new("id", "pleroma:fakeid") |> Map.put_new_lazy("published", &make_date/0) |> Map.put_new("context", "pleroma:fakecontext") - |> Map.put_new("context_id", -1) |> lazy_put_object_defaults(true) end def lazy_put_activity_defaults(map, _fake?) do - %{data: %{"id" => context}, id: context_id} = create_context(map["context"]) + context = maybe_create_context(map["context"]) map |> Map.put_new_lazy("id", &generate_activity_id/0) |> Map.put_new_lazy("published", &make_date/0) |> Map.put_new("context", context) - |> Map.put_new("context_id", context_id) |> lazy_put_object_defaults(false) end @@ -226,7 +209,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> Map.put_new("id", "pleroma:fake_object_id") |> Map.put_new_lazy("published", &make_date/0) |> Map.put_new("context", activity["context"]) - |> Map.put_new("context_id", activity["context_id"]) |> Map.put_new("fake", true) %{activity | "object" => object} @@ -239,7 +221,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do |> Map.put_new_lazy("id", &generate_object_id/0) |> Map.put_new_lazy("published", &make_date/0) |> Map.put_new("context", activity["context"]) - |> Map.put_new("context_id", activity["context_id"]) %{activity | "object" => object} end diff --git a/lib/pleroma/web/api_spec/schemas/status.ex b/lib/pleroma/web/api_spec/schemas/status.ex index f803caec2..698f11794 100644 --- a/lib/pleroma/web/api_spec/schemas/status.ex +++ b/lib/pleroma/web/api_spec/schemas/status.ex @@ -148,9 +148,15 @@ defmodule Pleroma.Web.ApiSpec.Schemas.Status do description: "A map consisting of alternate representations of the `content` property with the key being it's mimetype. Currently the only alternate representation supported is `text/plain`" }, + context: %Schema{ + type: :string, + description: "The thread identifier the status is associated with" + }, conversation_id: %Schema{ type: :integer, - description: "The ID of the AP context the status is associated with (if any)" + deprecated: true, + description: + "The ID of the AP context the status is associated with (if any); deprecated, please use `context` instead" }, direct_conversation_id: %Schema{ type: :integer, @@ -325,6 +331,7 @@ defmodule Pleroma.Web.ApiSpec.Schemas.Status do "pinned" => false, "pleroma" => %{ "content" => %{"text/plain" => "foobar"}, + "context" => "http://localhost:4001/objects/8b4c0c80-6a37-4d2a-b1b9-05a19e3875aa", "conversation_id" => 345_972, "direct_conversation_id" => nil, "emoji_reactions" => [], diff --git a/lib/pleroma/web/common_api/utils.ex b/lib/pleroma/web/common_api/utils.ex index 5fc8c3220..ff0814329 100644 --- a/lib/pleroma/web/common_api/utils.ex +++ b/lib/pleroma/web/common_api/utils.ex @@ -453,35 +453,6 @@ defmodule Pleroma.Web.CommonAPI.Utils do def get_report_statuses(_, _), do: {:ok, nil} - # DEPRECATED mostly, context objects are now created at insertion time. - def context_to_conversation_id(context) do - with %Object{id: id} <- Object.get_cached_by_ap_id(context) do - id - else - _e -> - changeset = Object.context_mapping(context) - - case Repo.insert(changeset) do - {:ok, %{id: id}} -> - id - - # This should be solved by an upsert, but it seems ecto - # has problems accessing the constraint inside the jsonb. - {:error, _} -> - Object.get_cached_by_ap_id(context).id - end - end - end - - def conversation_id_to_context(id) do - with %Object{data: %{"id" => context}} <- Repo.get(Object, id) do - context - else - _e -> - {:error, dgettext("errors", "No such conversation")} - end - end - def validate_character_limit("" = _full_payload, [] = _attachments) do {:error, dgettext("errors", "Cannot post an empty status without attachments")} end diff --git a/lib/pleroma/web/mastodon_api/views/status_view.ex b/lib/pleroma/web/mastodon_api/views/status_view.ex index 54e025aae..b949d8f9a 100644 --- a/lib/pleroma/web/mastodon_api/views/status_view.ex +++ b/lib/pleroma/web/mastodon_api/views/status_view.ex @@ -57,11 +57,19 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do end) end - defp get_context_id(%{data: %{"context_id" => context_id}}) when not is_nil(context_id), - do: context_id - - defp get_context_id(%{data: %{"context" => context}}) when is_binary(context), - do: Utils.context_to_conversation_id(context) + # DEPRECATED This field seems to be a left-over from the StatusNet era. + # If your application uses `pleroma.conversation_id`: this field is deprecated. + # It is currently stubbed instead by doing a CRC32 of the context, and + # clearing the MSB to avoid overflow exceptions with signed integers on the + # different clients using this field (Java/Kotlin code, mostly; see Husky.) + # This should be removed in a future version of Pleroma. Pleroma-FE currently + # depends on this field, as well. + defp get_context_id(%{data: %{"context" => context}}) when is_binary(context) do + use Bitwise + + :erlang.crc32(context) + |> band(bnot(0x8000_0000)) + end defp get_context_id(_), do: nil @@ -388,6 +396,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do pleroma: %{ local: activity.local, conversation_id: get_context_id(activity), + context: object.data["context"], in_reply_to_account_acct: reply_to_user && reply_to_user.nickname, content: %{"text/plain" => content_plaintext}, spoiler_text: %{"text/plain" => summary}, |