diff options
Diffstat (limited to 'db/post_migrate/20210708011426_finalize_ci_builds_metadata_bigint_conversion.rb')
-rw-r--r-- | db/post_migrate/20210708011426_finalize_ci_builds_metadata_bigint_conversion.rb | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/db/post_migrate/20210708011426_finalize_ci_builds_metadata_bigint_conversion.rb b/db/post_migrate/20210708011426_finalize_ci_builds_metadata_bigint_conversion.rb deleted file mode 100644 index 3879c3c368a..00000000000 --- a/db/post_migrate/20210708011426_finalize_ci_builds_metadata_bigint_conversion.rb +++ /dev/null @@ -1,113 +0,0 @@ -# frozen_string_literal: true - -class FinalizeCiBuildsMetadataBigintConversion < Gitlab::Database::Migration[1.0] - disable_ddl_transaction! - - TABLE_NAME = 'ci_builds_metadata' - - def up - ensure_batched_background_migration_is_finished( - job_class_name: 'CopyColumnUsingBackgroundMigrationJob', - table_name: TABLE_NAME, - column_name: 'id', - job_arguments: [["id"], ["id_convert_to_bigint"]] - ) - - ensure_batched_background_migration_is_finished( - job_class_name: 'CopyColumnUsingBackgroundMigrationJob', - table_name: TABLE_NAME, - column_name: 'id', - job_arguments: [["build_id"], ["build_id_convert_to_bigint"]] - ) - - swap - end - - def down - swap - end - - private - - def swap - # Indexes were pre-created on gitlab.com to avoid slowing down deployments - # - # rubocop:disable Migration/PreventIndexCreation - add_concurrent_index TABLE_NAME, :id_convert_to_bigint, unique: true, name: 'index_ci_builds_metadata_on_id_convert_to_bigint' - add_concurrent_index TABLE_NAME, :build_id_convert_to_bigint, where: 'has_exposed_artifacts IS TRUE', name: 'index_ci_builds_metadata_on_build_id_int8_and_exposed_artifacts' - create_covering_index TABLE_NAME, 'index_ci_builds_metadata_on_build_id_int8_where_interruptible' - add_concurrent_index TABLE_NAME, :build_id_convert_to_bigint, unique: true, name: 'index_ci_builds_metadata_on_build_id_convert_to_bigint' - # rubocop:enable Migration/PreventIndexCreation - - add_concurrent_foreign_key TABLE_NAME, :ci_builds, column: :build_id_convert_to_bigint, on_delete: :cascade, - reverse_lock_order: true - - with_lock_retries(raise_on_exhaustion: true) do - execute "LOCK TABLE ci_builds, #{TABLE_NAME} IN ACCESS EXCLUSIVE MODE" - - # rubocop:disable Migration/WithLockRetriesDisallowedMethod - swap_column :id - swap_column :build_id - # rubocop:enable Migration/WithLockRetriesDisallowedMethod - - # We need to update the trigger function in order to make PostgreSQL to - # regenerate the execution plan for it. This is to avoid type mismatch errors like - # "type of parameter 15 (bigint) does not match that when preparing the plan (integer)" - execute "ALTER FUNCTION #{quote_table_name(Gitlab::Database::UnidirectionalCopyTrigger.on_table(TABLE_NAME, connection: connection).name(:id, :id_convert_to_bigint))} RESET ALL" - execute "ALTER FUNCTION #{quote_table_name(Gitlab::Database::UnidirectionalCopyTrigger.on_table(TABLE_NAME, connection: connection).name(:build_id, :build_id_convert_to_bigint))} RESET ALL" - - # Swap defaults for PK - execute "ALTER SEQUENCE ci_builds_metadata_id_seq OWNED BY #{TABLE_NAME}.id" - change_column_default TABLE_NAME, :id, -> { "nextval('ci_builds_metadata_id_seq'::regclass)" } - change_column_default TABLE_NAME, :id_convert_to_bigint, 0 - - # Swap defaults for FK - change_column_default TABLE_NAME, :build_id, nil - change_column_default TABLE_NAME, :build_id_convert_to_bigint, 0 - - # Swap PK constraint - execute "ALTER TABLE #{TABLE_NAME} DROP CONSTRAINT ci_builds_metadata_pkey CASCADE" - rename_index TABLE_NAME, 'index_ci_builds_metadata_on_id_convert_to_bigint', 'ci_builds_metadata_pkey' - execute "ALTER TABLE #{TABLE_NAME} ADD CONSTRAINT ci_builds_metadata_pkey PRIMARY KEY USING INDEX ci_builds_metadata_pkey" - - # Rename the rest of the indexes (we already hold an exclusive lock, so no need to use DROP INDEX CONCURRENTLY here) - # rubocop:disable Migration/WithLockRetriesDisallowedMethod - swap_index 'index_ci_builds_metadata_on_build_id', 'index_ci_builds_metadata_on_build_id_convert_to_bigint' - swap_index 'index_ci_builds_metadata_on_build_id_and_has_exposed_artifacts', 'index_ci_builds_metadata_on_build_id_int8_and_exposed_artifacts' - swap_index 'index_ci_builds_metadata_on_build_id_and_id_and_interruptible', 'index_ci_builds_metadata_on_build_id_int8_where_interruptible' - # rubocop:enable Migration/WithLockRetriesDisallowedMethod - - # Swap FK constraint - remove_foreign_key TABLE_NAME, name: concurrent_foreign_key_name(TABLE_NAME, :build_id) - rename_constraint( - TABLE_NAME, - concurrent_foreign_key_name(TABLE_NAME, :build_id_convert_to_bigint), - concurrent_foreign_key_name(TABLE_NAME, :build_id) - ) - end - end - - def swap_index(old, new) - execute "DROP INDEX #{old}" - rename_index TABLE_NAME, new, old - end - - def swap_column(name) - temp_name = "#{name}_tmp" - execute "ALTER TABLE #{quote_table_name(TABLE_NAME)} RENAME COLUMN #{quote_column_name(name)} TO #{quote_column_name(temp_name)}" - execute "ALTER TABLE #{quote_table_name(TABLE_NAME)} RENAME COLUMN #{quote_column_name(:"#{name}_convert_to_bigint")} TO #{quote_column_name(name)}" - execute "ALTER TABLE #{quote_table_name(TABLE_NAME)} RENAME COLUMN #{quote_column_name(temp_name)} TO #{quote_column_name(:"#{name}_convert_to_bigint")}" - end - - def create_covering_index(table, name) - return if index_exists_by_name?(table, name) - - disable_statement_timeout do - execute <<~SQL - CREATE INDEX CONCURRENTLY #{name} - ON #{table} (build_id_convert_to_bigint) INCLUDE (id_convert_to_bigint) - WHERE interruptible = true - SQL - end - end -end |