redis

type Config struct {
	// host
	Host string

	// port, default 6379
	Port int

	// auth
	Auth string

	// pool size, default 100
	PoolSize int

	// max retries, default 3
	MaxRetries int

	// timeout, default 10 seconds
	IdleTimeout time.Duration

	// 集群
	Cluster []string
}

type Connection interface {
	GetInstance() redis.UniversalClient
}