diff --git a/elk/global/random.go b/elk/global/random.go
new file mode 100644
index 0000000000000000000000000000000000000000..6ed0f299b0aff3fd9d41b96d9429ba37a497939d
--- /dev/null
+++ b/elk/global/random.go
@@ -0,0 +1,23 @@
+package global
+
+import (
+	"math/rand"
+	"time"
+)
+
+// abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789
+func GenerateRandomID(length int) string {
+	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+
+	// 可选的字符集合
+	charset := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
+	// 生成随机ID
+	result := make([]byte, length)
+	for i := 0; i < length; i++ {
+		randomIndex := r.Intn(len(charset))
+		result[i] = charset[randomIndex]
+	}
+
+	return string(result)
+}