old-riskletpy/db/utils.go

package db

import (
	"crypto/rand"
	"log"
	"math/big"
)

var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890")

func GenerateRandomString() string {
	const n = 38
	b := make([]rune, n)
	for i := range b {
		num, err := rand.Int(rand.Reader, big.NewInt(int64(len(letters))))
		if err != nil {
			log.Println("Error generating random string: ", err)
			continue
		}
		b[i] = letters[num.Int64()]
	}
	return string(b)
}