Go connect to non-cluster redis & mysql

main.go

package main

import (
    "time"
    log "github.com/Sirupsen/logrus"

    "github.com/fzzy/radix/redis"
    "github.com/fzzy/radix/extra/pool"

    "github.com/jinzhu/gorm"
    _ "github.com/go-sql-driver/mysql"
)

var DB gorm.DB
var RedisPool *pool.Pool

func main() {
    initDB()
    initRedis()
}

func initDB() {
    db, err := gorm.Open("mysql", "root:123@tcp(192.168.1.7:53306)/meta?charset=utf8&parseTime=True&loc=Local")
    if err != nil {
        log.Errorln("Connect mysql failed", err)
        time.Sleep(time.Second * 3)
        initDB()
        return
    }

    db.SingularTable(true)
    db.LogMode(true)
    db.DB().SetMaxIdleConns(10)
    db.DB().SetMaxOpenConns(100)

    DB = db
}

func initRedis() {
    p, err := pool.NewCustomPool("tcp", "127.0.0.1:6379", 10, dialFunc)

    if err != nil {
        log.Errorln("Init redis pool failed", err)
        time.Sleep(time.Second * 3)
        initRedis()
        return
    }

    log.Debugln("Init redis pool success")
    RedisPool = p
}

func dialFunc(network, addr string) (*redis.Client, error) {
    client, err := redis.Dial(network, addr)
    if err != nil {
        return nil, err
    }
    return client, nil
}