1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Mix.Tasks.Pleroma.Database do
6 alias Pleroma.Conversation
8 alias Pleroma.Maintenance
14 require Pleroma.Constants
21 @shortdoc "A collection of database related tasks"
22 @moduledoc File.read!("docs/administration/CLI_tasks/database.md")
24 def run(["remove_embedded_objects" | args]) do
34 Logger.info("Removing embedded objects")
37 "update activities set data = safe_jsonb_set(data, '{object}'::text[], data->'object'->'id') where data->'object'->>'id' is not null;",
42 if Keyword.get(options, :vacuum) do
43 Maintenance.vacuum("full")
47 def run(["bump_all_conversations"]) do
49 Conversation.bump_for_all_activities()
52 def run(["update_users_following_followers_counts"]) do
57 from(u in User, select: u)
59 |> Stream.each(&User.update_follower_count/1)
66 def run(["prune_objects" | args]) do
77 deadline = Pleroma.Config.get([:instance, :remote_post_retention_days])
79 Logger.info("Pruning objects older than #{deadline} days")
82 NaiveDateTime.utc_now()
83 |> NaiveDateTime.add(-(deadline * 86_400))
88 "?->'to' \\? ? OR ?->'cc' \\? ?",
90 ^Pleroma.Constants.as_public(),
92 ^Pleroma.Constants.as_public()
94 where: o.inserted_at < ^time_deadline,
96 fragment("split_part(?->>'actor', '/', 3) != ?", o.data, ^Pleroma.Web.Endpoint.host())
98 |> Repo.delete_all(timeout: :infinity)
100 if Keyword.get(options, :vacuum) do
101 Maintenance.vacuum("full")
105 def run(["fix_likes_collections"]) do
108 from(object in Object,
109 where: fragment("(?)->>'likes' is not null", object.data),
110 select: %{id: object.id, likes: fragment("(?)->>'likes'", object.data)}
112 |> Pleroma.Repo.chunk_stream(100, :batches)
113 |> Stream.each(fn objects ->
116 |> Enum.filter(fn object -> object.likes |> Jason.decode!() |> is_map() end)
120 |> where([object], object.id in ^ids)
125 "safe_jsonb_set(?, '{likes}', '[]'::jsonb, true)",
130 |> Repo.update_all([], timeout: :infinity)
135 def run(["transfer_hashtags"]) do
142 left_join: hashtag in assoc(object, :hashtags),
143 where: is_nil(hashtag.id),
144 where: fragment("(?)->>'tag' != '[]'", object.data),
147 inserted_at: object.inserted_at,
148 tag: fragment("(?)->>'tag'", object.data)
150 order_by: [desc: object.id]
152 |> Pleroma.Repo.chunk_stream(100, :batches)
153 |> Stream.each(fn objects ->
154 chunk_start = List.first(objects)
155 chunk_end = List.last(objects)
158 "transfer_hashtags: " <>
159 "#{chunk_start.id} (#{chunk_start.inserted_at}) -- " <>
160 "#{chunk_end.id} (#{chunk_end.inserted_at})"
169 |> Enum.filter(&is_bitstring(&1))
171 with {:ok, hashtag_records} <- Hashtag.get_or_create_by_names(hashtags) do
172 Repo.transaction(fn ->
173 for hashtag_record <- hashtag_records do
175 Ecto.Adapters.SQL.query(
177 "insert into hashtags_objects(hashtag_id, object_id) values " <>
178 "(#{hashtag_record.id}, #{object.id});"
181 "ERROR: could not link object #{object.id} and hashtag #{hashtag_record.id}"
187 e -> Logger.warn("ERROR: could not process object #{object.id}: #{inspect(e)}")
195 def run(["vacuum", args]) do
198 Maintenance.vacuum(args)
201 def run(["ensure_expiration"]) do
203 days = Pleroma.Config.get([:mrf_activity_expiration, :days], 365)
206 |> join(:inner, [a], o in Object,
209 "(?->>'id') = COALESCE((?)->'object'->> 'id', (?)->>'object')",
215 |> where(local: true)
216 |> where([a], fragment("(? ->> 'type'::text) = 'Create'", a.data))
217 |> where([_a, o], fragment("?->>'type' = 'Note'", o.data))
218 |> Pleroma.Repo.chunk_stream(100, :batches)
219 |> Stream.each(fn activities ->
220 Enum.each(activities, fn activity ->
223 |> DateTime.from_naive!("Etc/UTC")
224 |> Timex.shift(days: days)
226 Pleroma.Workers.PurgeExpiredActivity.enqueue(%{
227 activity_id: activity.id,
228 expires_at: expires_at