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feat: Use crypto/rand for secure random string generation (#293)

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Plynksiy Nikita 2025-06-18 15:47:24 +03:00 committed by GitHub
parent 1ffc9c4a5b
commit ee176b314e
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1 changed files with 7 additions and 3 deletions
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10
utils/tools.go
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@ -2,9 +2,9 @@ package utils
import (
"crypto/md5"
crand "crypto/rand"
"encoding/json"
"fmt"
"math/rand"
"reflect"
"runtime/debug"
"strings"
@ -69,8 +69,12 @@ func RandomString(n int) string {
const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
length := len(letterBytes)
b := make([]byte, n)
for i := range b {
b[i] = letterBytes[rand.Intn(length)]
randomBytes := make([]byte, n)
if _, err := crand.Read(randomBytes); err != nil {
return ""
}
for i, rb := range randomBytes {
b[i] = letterBytes[int(rb)%length]
}
return string(b)
}