redis.go
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package xredis
import (
"context"
"encoding/json"
"fmt"
"reflect"
"strconv"
"strings"
"time"
"github.com/go-redis/redis/v8"
"github.com/go-redsync/redsync/v4"
"github.com/go-redsync/redsync/v4/redis/goredis/v8"
"gitlab.fjmaimaimai.com/allied-creation/performance/pkg/constant"
)
var rdb *redis.Client
var rsync *redsync.Redsync
func init() {
host := constant.REDIS_HOST
port := constant.REDIS_PORT
auth := constant.REDIS_AUTH
index := 0
if constant.REDIS_DB != "" {
indexDb := constant.REDIS_DB
index, _ = strconv.Atoi(indexDb)
}
rdb = redis.NewClient(&redis.Options{
Addr: fmt.Sprintf("%v:%v", host, port),
Password: auth,
DB: index, // use default DB
})
res := rdb.Ping(context.TODO())
if res.Err() != nil {
panic("redis not found")
}
pool := goredis.NewPool(rdb)
rsync = redsync.New(pool)
}
func Set(key string, value interface{}, timeout time.Duration) error {
valueOf := reflect.ValueOf(value)
typeName := strings.ToLower(valueOf.Type().Name())
var newValue interface{}
if typeName == "string" || typeName == "int" || typeName == "int64" || typeName == "float64" {
newValue = value
} else {
mBytes, err := json.Marshal(value)
if err != nil {
return err
}
newValue = string(mBytes)
}
err := rdb.Set(rdb.Context(), key, newValue, timeout*time.Second).Err()
return err
}
func Get(key string) string {
value, err := rdb.Get(rdb.Context(), key).Result()
if err != nil {
return ""
}
return value
}
func GetBytes(key string) ([]byte, error) {
return rdb.Get(rdb.Context(), key).Bytes()
}
func Remove(key string) error {
return rdb.Del(rdb.Context(), key).Err()
}