feat: 密钥管理

internal/config/system_settings.go

@@ -34,6 +34,11 @@ type SystemSettings struct {
 
 	// 请求日志配置（数据库日志）
 	RequestLogRetentionDays int `json:"request_log_retention_days" default:"30" name:"日志保留天数" category:"日志配置" desc:"请求日志在数据库中的保留天数" validate:"min=1"`
+
+	// 密钥验证配置
+	KeyValidationIntervalMinutes  int `json:"key_validation_interval_minutes" default:"60" name:"定时验证周期" category:"密钥验证" desc:"后台定时验证密钥的默认周期（分钟）" validate:"min=5"`
+	KeyValidationConcurrency      int `json:"key_validation_concurrency" default:"10" name:"验证并发数" category:"密钥验证" desc:"执行密钥验证时的并发 goroutine 数量" validate:"min=1,max=100"`
+	KeyValidationTaskTimeoutMinutes int `json:"key_validation_task_timeout_minutes" default:"60" name:"手动验证超时" category:"密钥验证" desc:"手动触发的全量验证任务的超时时间（分钟）" validate:"min=10"`
 }
 
 // GenerateSettingsMetadata 使用反射从 SystemSettings 结构体动态生成元数据
@@ -105,8 +110,9 @@ func DefaultSystemSettings() SystemSettings {
 
 // SystemSettingsManager 管理系统配置
 type SystemSettingsManager struct {
-	settings SystemSettings
-	mu       sync.RWMutex
+	settings      SystemSettings
+	settingsCache map[string]string // Cache for raw string values
+	mu            sync.RWMutex
 }
 
 var globalSystemSettings *SystemSettingsManager
@@ -169,6 +175,8 @@ func (sm *SystemSettingsManager) LoadFromDatabase() error {
 	sm.mu.Lock()
 	defer sm.mu.Unlock()
 
+	sm.settingsCache = settingsMap
+
 	// 使用默认值，然后用数据库中的值覆盖
 	sm.settings = DefaultSystemSettings()
 	sm.mapToStruct(settingsMap, &sm.settings)
@@ -334,6 +342,8 @@ func (sm *SystemSettingsManager) DisplayCurrentSettings() {
 	logrus.Infof("   Request timeouts: request=%ds, response=%ds, idle_conn=%ds",
 		sm.settings.RequestTimeout, sm.settings.ResponseTimeout, sm.settings.IdleConnTimeout)
 	logrus.Infof("   Request log retention: %d days", sm.settings.RequestLogRetentionDays)
+	logrus.Infof("   Key validation: interval=%dmin, concurrency=%d, task_timeout=%dmin",
+		sm.settings.KeyValidationIntervalMinutes, sm.settings.KeyValidationConcurrency, sm.settings.KeyValidationTaskTimeoutMinutes)
 }
 
 // 辅助方法