lxutils/lxDb/redis.go

package lxDb

import (
	"fmt"
	"github.com/gomodule/redigo/redis"
	"os"
	"time"
)

// RedisPool Redis连接池
var RedisPool *redis.Pool

type RedisConfig struct {
	URL       string
	MaxIdle   int
	MaxActive int
	Password  string
}

func InitRedis(conf RedisConfig) {
	if conf.URL == "" {
		RedisPool = nil
		fmt.Println("未配置Redis连接")
		return
	}

	RedisPool = &redis.Pool{
		MaxIdle:     conf.MaxIdle,
		MaxActive:   conf.MaxActive,
		IdleTimeout: 240 * time.Second,
		Wait:        true,
		Dial: func() (redis.Conn, error) {
			c, err := redis.Dial("tcp", conf.URL, redis.DialPassword(conf.Password))
			if err != nil {
				return nil, err
			}
			return c, nil
		},
	}
	c := RedisPool.Get()
	defer c.Close()
	_, err := redis.String(c.Do("PING")) // Redis Ping: PONG
	if err != nil {
		fmt.Println("error while connecting redis:", err)
		os.Exit(-1)
	}
}