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internal/app/app.go

@@ -295,11 +295,11 @@ func New(cfg *config.Config, log *logger.Logger, configPath string) (*App, error
 				return
 			}
 
-			// 只有在没有索引时才自动重建
+			// 冷启动：仅为尚无向量的知识项构建索引（与 IndexMissing 语义一致）
 			log.Logger.Info("未检测到知识库索引，开始自动构建索引")
 			ctx := context.Background()
-			if err := knowledgeIndexer.RebuildIndex(ctx); err != nil {
-				log.Logger.Warn("重建知识库索引失败", zap.Error(err))
+			if err := knowledgeIndexer.IndexMissing(ctx); err != nil {
+				log.Logger.Warn("自动构建知识库索引失败", zap.Error(err))
 			}
 		}()
 	}
@@ -1071,7 +1071,7 @@ func setupRoutes(
 					})
 					return
 				}
-				app.knowledgeHandler.RebuildIndex(c)
+				app.knowledgeHandler.StartIndex(c)
 			})
 			knowledgeRoutes.POST("/scan", func(c *gin.Context) {
 				if app.knowledgeHandler == nil {
@@ -1961,11 +1961,11 @@ func initializeKnowledge(
 			return
 		}
 
-		// 只有在没有索引时才自动重建
+		// 冷启动：仅为尚无向量的知识项构建索引（与 IndexMissing 语义一致）
 		logger.Info("未检测到知识库索引，开始自动构建索引")
 		ctx := context.Background()
-		if err := knowledgeIndexer.RebuildIndex(ctx); err != nil {
-			logger.Warn("重建知识库索引失败", zap.Error(err))
+		if err := knowledgeIndexer.IndexMissing(ctx); err != nil {
+			logger.Warn("自动构建知识库索引失败", zap.Error(err))
 		}
 	}()
 

internal/security/executor.go

@@ -407,6 +407,18 @@ func (e *Executor) buildCommandArgs(toolName string, toolConfig *config.ToolConf
 				}
 			}
 
+			formattedValue := e.formatParamValue(param, value)
+			if strings.TrimSpace(formattedValue) == "" {
+				if param.Required {
+					e.logger.Warn("必需参数为空",
+						zap.String("tool", toolName),
+						zap.String("param", param.Name),
+					)
+					return []string{}
+				}
+				continue
+			}
+
 			format := param.Format
 			if format == "" {
 				format = "flag" // 默认格式
@@ -418,23 +430,20 @@ func (e *Executor) buildCommandArgs(toolName string, toolConfig *config.ToolConf
 				if param.Flag != "" {
 					cmdArgs = append(cmdArgs, param.Flag)
 				}
-				formattedValue := e.formatParamValue(param, value)
-				if formattedValue != "" {
-					cmdArgs = append(cmdArgs, formattedValue)
-				}
+				cmdArgs = append(cmdArgs, formattedValue)
 			case "combined":
 				// --flag=value 或 -f=value
 				if param.Flag != "" {
-					cmdArgs = append(cmdArgs, fmt.Sprintf("%s=%s", param.Flag, e.formatParamValue(param, value)))
+					cmdArgs = append(cmdArgs, fmt.Sprintf("%s=%s", param.Flag, formattedValue))
 				} else {
-					cmdArgs = append(cmdArgs, e.formatParamValue(param, value))
+					cmdArgs = append(cmdArgs, formattedValue)
 				}
 			case "template":
 				// 使用模板字符串
 				if param.Template != "" {
 					template := param.Template
 					template = strings.ReplaceAll(template, "{flag}", param.Flag)
-					template = strings.ReplaceAll(template, "{value}", e.formatParamValue(param, value))
+					template = strings.ReplaceAll(template, "{value}", formattedValue)
 					template = strings.ReplaceAll(template, "{name}", param.Name)
 					cmdArgs = append(cmdArgs, strings.Fields(template)...)
 				} else {
@@ -442,14 +451,14 @@ func (e *Executor) buildCommandArgs(toolName string, toolConfig *config.ToolConf
 					if param.Flag != "" {
 						cmdArgs = append(cmdArgs, param.Flag)
 					}
-					cmdArgs = append(cmdArgs, e.formatParamValue(param, value))
+					cmdArgs = append(cmdArgs, formattedValue)
 				}
 			case "positional":
 				// 位置参数（已在上面处理）
-				cmdArgs = append(cmdArgs, e.formatParamValue(param, value))
+				cmdArgs = append(cmdArgs, formattedValue)
 			default:
 				// 默认：直接添加值
-				cmdArgs = append(cmdArgs, e.formatParamValue(param, value))
+				cmdArgs = append(cmdArgs, formattedValue)
 			}
 		}