Address review comments

metricbeat/module/redis/config.go

@@ -0,0 +1,39 @@
+// Licensed to Elasticsearch B.V. under one or more contributor
+// license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright
+// ownership. Elasticsearch B.V. licenses this file to you under
+// the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package redis
+
+import (
+	"crypto/tls"
+	"time"
+
+	"github.com/elastic/elastic-agent-libs/transport/tlscommon"
+)
+
+type Config struct {
+	IdleTimeout time.Duration     `config:"idle_timeout"`
+	Network     string            `config:"network"`
+	MaxConn     int               `config:"maxconn" validate:"min=1"`
+	TLS         *tlscommon.Config `config:"ssl"`
+
+	UseTLSConfig *tls.Config
+}
+
+// DefaultConfig return default config for the redis module.
+func DefaultConfig() Config {
+	return Config{Network: "tcp", MaxConn: 10}
+}