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- # Pleroma: A lightweight social networking server
- # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
- # SPDX-License-Identifier: AGPL-3.0-only
-
- defmodule Mix.Tasks.Pleroma.Database do
- alias Pleroma.Conversation
- alias Pleroma.Maintenance
- alias Pleroma.Object
- alias Pleroma.Repo
- alias Pleroma.User
- require Logger
- require Pleroma.Constants
- import Ecto.Query
- import Mix.Pleroma
- use Mix.Task
-
- @shortdoc "A collection of database related tasks"
- @moduledoc File.read!("docs/administration/CLI_tasks/database.md")
-
- def run(["remove_embedded_objects" | args]) do
- {options, [], []} =
- OptionParser.parse(
- args,
- strict: [
- vacuum: :boolean
- ]
- )
-
- start_pleroma()
- Logger.info("Removing embedded objects")
-
- Repo.query!(
- "update activities set data = safe_jsonb_set(data, '{object}'::text[], data->'object'->'id') where data->'object'->>'id' is not null;",
- [],
- timeout: :infinity
- )
-
- if Keyword.get(options, :vacuum) do
- Maintenance.vacuum("full")
- end
- end
-
- def run(["bump_all_conversations"]) do
- start_pleroma()
- Conversation.bump_for_all_activities()
- end
-
- def run(["update_users_following_followers_counts"]) do
- start_pleroma()
-
- Repo.transaction(
- fn ->
- from(u in User, select: u)
- |> Repo.stream()
- |> Stream.each(&User.update_follower_count/1)
- |> Stream.run()
- end,
- timeout: :infinity
- )
- end
-
- def run(["prune_objects" | args]) do
- {options, [], []} =
- OptionParser.parse(
- args,
- strict: [
- vacuum: :boolean
- ]
- )
-
- start_pleroma()
-
- deadline = Pleroma.Config.get([:instance, :remote_post_retention_days])
-
- Logger.info("Pruning objects older than #{deadline} days")
-
- time_deadline =
- NaiveDateTime.utc_now()
- |> NaiveDateTime.add(-(deadline * 86_400))
-
- from(o in Object,
- where:
- fragment(
- "?->'to' \\? ? OR ?->'cc' \\? ?",
- o.data,
- ^Pleroma.Constants.as_public(),
- o.data,
- ^Pleroma.Constants.as_public()
- ),
- where: o.inserted_at < ^time_deadline,
- where:
- fragment("split_part(?->>'actor', '/', 3) != ?", o.data, ^Pleroma.Web.Endpoint.host())
- )
- |> Repo.delete_all(timeout: :infinity)
-
- if Keyword.get(options, :vacuum) do
- Maintenance.vacuum("full")
- end
- end
-
- def run(["fix_likes_collections"]) do
- start_pleroma()
-
- from(object in Object,
- where: fragment("(?)->>'likes' is not null", object.data),
- select: %{id: object.id, likes: fragment("(?)->>'likes'", object.data)}
- )
- |> Pleroma.Repo.chunk_stream(100, :batches)
- |> Stream.each(fn objects ->
- ids =
- objects
- |> Enum.filter(fn object -> object.likes |> Jason.decode!() |> is_map() end)
- |> Enum.map(& &1.id)
-
- Object
- |> where([object], object.id in ^ids)
- |> update([object],
- set: [
- data:
- fragment(
- "safe_jsonb_set(?, '{likes}', '[]'::jsonb, true)",
- object.data
- )
- ]
- )
- |> Repo.update_all([], timeout: :infinity)
- end)
- |> Stream.run()
- end
-
- def run(["vacuum", args]) do
- start_pleroma()
-
- Maintenance.vacuum(args)
- end
-
- def run(["ensure_expiration"]) do
- start_pleroma()
- days = Pleroma.Config.get([:mrf_activity_expiration, :days], 365)
-
- Pleroma.Activity
- |> join(:inner, [a], o in Object,
- on:
- fragment(
- "(?->>'id') = COALESCE((?)->'object'->> 'id', (?)->>'object')",
- o.data,
- a.data,
- a.data
- )
- )
- |> where(local: true)
- |> where([a], fragment("(? ->> 'type'::text) = 'Create'", a.data))
- |> where([_a, o], fragment("?->>'type' = 'Note'", o.data))
- |> Pleroma.Repo.chunk_stream(100, :batches)
- |> Stream.each(fn activities ->
- Enum.each(activities, fn activity ->
- expires_at =
- activity.inserted_at
- |> DateTime.from_naive!("Etc/UTC")
- |> Timex.shift(days: days)
-
- Pleroma.Workers.PurgeExpiredActivity.enqueue(%{
- activity_id: activity.id,
- expires_at: expires_at
- })
- end)
- end)
- |> Stream.run()
- end
- end
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