17 lines
299 B
Go
17 lines
299 B
Go
package main
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"encoding/hex"
|
|
)
|
|
|
|
func randomHex(n int) (string, error) {
|
|
b := make([]byte, n)
|
|
if _, err := rand.Read(b); err != nil {
|
|
logger.Errorf("cannot create %d-byte long random hex: %v\n", n, err)
|
|
return "", errorInternal
|
|
}
|
|
|
|
return hex.EncodeToString(b), nil
|
|
}
|