diff options
4 files changed, 31 insertions, 5 deletions
diff --git a/lib/mix/tasks/pleroma/database.ex b/lib/mix/tasks/pleroma/database.ex index 4ddace9c9..30c0d2bf1 100644 --- a/lib/mix/tasks/pleroma/database.ex +++ b/lib/mix/tasks/pleroma/database.ex @@ -20,6 +20,30 @@ defmodule Mix.Tasks.Pleroma.Database do @shortdoc "A collection of database related tasks" @moduledoc File.read!("docs/administration/CLI_tasks/database.md") + # Rolls back a specific migration (leaving subsequent migrations applied) + # Based on https://stackoverflow.com/a/53825840 + def run(["rollback", version]) do + start_pleroma() + + version = String.to_integer(version) + re = ~r/^#{version}_.*\.exs/ + path = Application.app_dir(:pleroma, Path.join(["priv", "repo", "migrations"])) + + result = + with {:find, "" <> file} <- {:find, Enum.find(File.ls!(path), &String.match?(&1, re))}, + {:compile, [{mod, _} | _]} <- {:compile, Code.compile_file(Path.join(path, file))}, + {:rollback, :ok} <- {:rollback, Ecto.Migrator.down(Repo, version, mod)} do + {:ok, "Reversed migration: #{file}"} + else + {:find, _} -> {:error, "No migration found with version prefix: #{version}"} + {:compile, e} -> {:error, "Problem compiling migration module: #{inspect(e)}"} + {:rollback, e} -> {:error, "Problem reversing migration: #{inspect(e)}"} + e -> {:error, "Something unexpected happened: #{inspect(e)}"} + end + + IO.inspect(result) + end + def run(["remove_embedded_objects" | args]) do {options, [], []} = OptionParser.parse( diff --git a/priv/repo/migrations/20201221203824_create_hashtags_objects.exs b/priv/repo/migrations/20201221203824_create_hashtags_objects.exs index 214ea81c3..efd60369d 100644 --- a/priv/repo/migrations/20201221203824_create_hashtags_objects.exs +++ b/priv/repo/migrations/20201221203824_create_hashtags_objects.exs @@ -3,8 +3,8 @@ defmodule Pleroma.Repo.Migrations.CreateHashtagsObjects do def change do create_if_not_exists table(:hashtags_objects, primary_key: false) do - add(:hashtag_id, references(:hashtags), null: false) - add(:object_id, references(:objects), null: false) + add(:hashtag_id, references(:hashtags), null: false, primary_key: true) + add(:object_id, references(:objects), null: false, primary_key: true) end create_if_not_exists(unique_index(:hashtags_objects, [:hashtag_id, :object_id])) diff --git a/priv/repo/migrations/20210106183301_data_migration_create_populate_hashtags_table.exs b/priv/repo/migrations/20210106183301_data_migration_create_populate_hashtags_table.exs index 2a965f075..cf3cf26a0 100644 --- a/priv/repo/migrations/20210106183301_data_migration_create_populate_hashtags_table.exs +++ b/priv/repo/migrations/20210106183301_data_migration_create_populate_hashtags_table.exs @@ -10,5 +10,7 @@ defmodule Pleroma.Repo.Migrations.DataMigrationCreatePopulateHashtagsTable do ) end - def down, do: :ok + def down do + execute("DELETE FROM data_migrations WHERE name = 'populate_hashtags_table';") + end end diff --git a/priv/repo/migrations/20210111172254_create_data_migration_failed_ids.exs b/priv/repo/migrations/20210111172254_create_data_migration_failed_ids.exs index ba0be98af..18afa74ac 100644 --- a/priv/repo/migrations/20210111172254_create_data_migration_failed_ids.exs +++ b/priv/repo/migrations/20210111172254_create_data_migration_failed_ids.exs @@ -3,8 +3,8 @@ defmodule Pleroma.Repo.Migrations.CreateDataMigrationFailedIds do def change do create_if_not_exists table(:data_migration_failed_ids, primary_key: false) do - add(:data_migration_id, references(:data_migrations), null: false) - add(:record_id, :bigint, null: false) + add(:data_migration_id, references(:data_migrations), null: false, primary_key: true) + add(:record_id, :bigint, null: false, primary_key: true) end create_if_not_exists( |