return fmt.Errorf("unrecognized format")
		}
	}

	if m.Table == "" {
		return fmt.Errorf("table unspecified")
	}

	if m.DSN != "" {
		if _, err := mysql.ParseDSN(m.DSN); err != nil {
			return err
		}
	} else {
		// Some fields need to be specified when DSN is unspecified
		if m.Port == "" {
			return fmt.Errorf("unspecified port")
		}
		if _, err := strconv.Atoi(m.Port); err != nil {

			Key:   config.Enable,
			Value: config.EnableOn,
		},
		config.KV{
			Key:   target.MySQLFormat,
			Value: cfg.Format,
		},
		config.KV{
			Key:   target.MySQLDSNString,
			Value: cfg.DSN,
		},
		config.KV{
			Key:   target.MySQLTable,
			Value: cfg.Table,
		},
		config.KV{
			Key:   target.MySQLHost,
			Value: cfg.Host.String(),
		},
		config.KV{
			Key:   target.MySQLPort,

		if cErr != nil {
			return nil, cErr
		}

		mysqlArgs := target.MySQLArgs{
			Enable:             enabled,
			Format:             env.Get(formatEnv, kv.Get(target.MySQLFormat)),
			DSN:                env.Get(dsnStringEnv, kv.Get(target.MySQLDSNString)),
			Table:              env.Get(tableEnv, kv.Get(target.MySQLTable)),
			QueueDir:           env.Get(queueDirEnv, kv.Get(target.MySQLQueueDir)),