generate random string fn

cli/packages/util/helper.go

@@ -5,6 +5,7 @@ import (
 	"crypto/sha256"
 	"encoding/base64"
 	"fmt"
+	"math/rand"
 	"os"
 	"os/exec"
 	"path"
@@ -25,6 +26,8 @@ type DecodedSymmetricEncryptionDetails = struct {
 	Key    []byte
 }
 
+const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
 func GetBase64DecodedSymmetricEncryptionDetails(key string, cipher string, IV string, tag string) (DecodedSymmetricEncryptionDetails, error) {
 	cipherx, err := base64.StdEncoding.DecodeString(cipher)
 	if err != nil {
@@ -287,3 +290,11 @@ func GetCmdFlagOrEnv(cmd *cobra.Command, flag, envName string) (string, error) {
 	}
 	return value, nil
 }
+
+func GenerateRandomString(length int) string {
+	b := make([]byte, length)
+	for i := range b {
+		b[i] = charset[rand.Intn(len(charset))]
+	}
+	return string(b)
+}