添加 config/utils.go

config/utils.go

@@ -0,0 +1,35 @@
+package config
+
+import (
+    "crypto/rand"
+    "encoding/base64"
+    "encoding/hex"
+)
+
+// GenerateRandomString 生成加密安全的随机字符串
+func GenerateRandomString(length int) string {
+    bytes := make([]byte, length)
+    if _, err := rand.Read(bytes); err != nil {
+        panic("failed to generate random string: " + err.Error())
+    }
+    return hex.EncodeToString(bytes)
+}
+
+// GenerateRandomBase64 生成 Base64 编码的随机字符串
+func GenerateRandomBase64(length int) string {
+    bytes := make([]byte, length)
+    if _, err := rand.Read(bytes); err != nil {
+        panic("failed to generate random string: " + err.Error())
+    }
+    return base64.URLEncoding.EncodeToString(bytes)
+}
+
+// GenerateSessionSecret 生成会话密钥
+func GenerateSessionSecret() string {
+    return GenerateRandomString(32) // 64 个十六进制字符
+}
+
+// GenerateCSRFToken 生成 CSRF 令牌
+func GenerateCSRFToken() string {
+    return GenerateRandomBase64(32)
+}