method

with_advisory_lock

v6.1.3.1 - Show latest stable - 0 notes - Class: ActiveRecord::Migrator

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with_advisory_lock() private

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# File activerecord/lib/active_record/migration.rb, line 1394
      def with_advisory_lock
        lock_id = generate_migrator_advisory_lock_id

        with_advisory_lock_connection do |connection|
          got_lock = connection.get_advisory_lock(lock_id)
          raise ConcurrentMigrationError unless got_lock
          load_migrated # reload schema_migrations to be sure it wasn't changed by another process before we got the lock
          yield
        ensure
          if got_lock && !connection.release_advisory_lock(lock_id)
            raise ConcurrentMigrationError.new(
              ConcurrentMigrationError::RELEASE_LOCK_FAILED_MESSAGE
            )
          end
        end
      end

with_advisory_lock

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