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config.yaml

@@ -10,7 +10,7 @@
 # ============================================
 
 # 前端显示的版本号（可选，不填则显示默认版本）
-version: "v1.6.44"
+version: "v1.6.45"
 # 服务器配置
 server:
   host: 0.0.0.0 # 监听地址，0.0.0.0 表示监听所有网络接口

internal/database/batch_task.go

@@ -23,6 +23,7 @@ type BatchTaskQueueRow struct {
 	LastScheduleError     sql.NullString
 	LastRunError          sql.NullString
 	ProjectID             sql.NullString
+	Concurrency           sql.NullInt64
 	Status                string
 	CreatedAt             time.Time
 	StartedAt             sql.NullTime
@@ -53,6 +54,7 @@ func (db *DB) CreateBatchQueue(
 	cronExpr string,
 	nextRunAt *time.Time,
 	projectID string,
+	concurrency int,
 	tasks []map[string]interface{},
 ) error {
 	tx, err := db.Begin()
@@ -72,8 +74,8 @@ func (db *DB) CreateBatchQueue(
 		projectIDVal = strings.TrimSpace(projectID)
 	}
 	_, err = tx.Exec(
-		"INSERT INTO batch_task_queues (id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, project_id, status, created_at, current_index) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
+		"INSERT INTO batch_task_queues (id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, project_id, concurrency, status, created_at, current_index) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
-		queueID, title, role, agentMode, scheduleMode, cronExpr, nextRunAtValue, 1, projectIDVal, "pending", now, 0,
+		queueID, title, role, agentMode, scheduleMode, cronExpr, nextRunAtValue, 1, projectIDVal, concurrency, "pending", now, 0,
 	)
 	if err != nil {
 		return fmt.Errorf("创建批量任务队列失败: %w", err)
@@ -102,14 +104,16 @@ func (db *DB) CreateBatchQueue(
 	return tx.Commit()
 }
 
+const batchQueueSelectColumns = `id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, last_schedule_trigger_at, last_schedule_error, last_run_error, project_id, concurrency, status, created_at, started_at, completed_at, current_index`
+
 // GetBatchQueue 获取批量任务队列
 func (db *DB) GetBatchQueue(queueID string) (*BatchTaskQueueRow, error) {
 	var row BatchTaskQueueRow
 	var createdAt string
 	err := db.QueryRow(
-		"SELECT id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, last_schedule_trigger_at, last_schedule_error, last_run_error, project_id, status, created_at, started_at, completed_at, current_index FROM batch_task_queues WHERE id = ?",
+		"SELECT "+batchQueueSelectColumns+" FROM batch_task_queues WHERE id = ?",
 		queueID,
-	).Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex)
+	).Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Concurrency, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex)
 	if err == sql.ErrNoRows {
 		return nil, nil
 	}
@@ -133,7 +137,7 @@ func (db *DB) GetBatchQueue(queueID string) (*BatchTaskQueueRow, error) {
 // GetAllBatchQueues 获取所有批量任务队列
 func (db *DB) GetAllBatchQueues() ([]*BatchTaskQueueRow, error) {
 	rows, err := db.Query(
-		"SELECT id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, last_schedule_trigger_at, last_schedule_error, last_run_error, project_id, status, created_at, started_at, completed_at, current_index FROM batch_task_queues ORDER BY created_at DESC",
+		"SELECT "+batchQueueSelectColumns+" FROM batch_task_queues ORDER BY created_at DESC",
 	)
 	if err != nil {
 		return nil, fmt.Errorf("查询批量任务队列列表失败: %w", err)
@@ -144,7 +148,7 @@ func (db *DB) GetAllBatchQueues() ([]*BatchTaskQueueRow, error) {
 	for rows.Next() {
 		var row BatchTaskQueueRow
 		var createdAt string
-		if err := rows.Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex); err != nil {
+		if err := rows.Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Concurrency, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex); err != nil {
 			return nil, fmt.Errorf("扫描批量任务队列失败: %w", err)
 		}
 		parsedTime, parseErr := time.Parse("2006-01-02 15:04:05", createdAt)
@@ -164,7 +168,7 @@ func (db *DB) GetAllBatchQueues() ([]*BatchTaskQueueRow, error) {
 
 // ListBatchQueues 列出批量任务队列（支持筛选和分页）
 func (db *DB) ListBatchQueues(limit, offset int, status, keyword string) ([]*BatchTaskQueueRow, error) {
-	query := "SELECT id, title, role, agent_mode, schedule_mode, cron_expr, next_run_at, schedule_enabled, last_schedule_trigger_at, last_schedule_error, last_run_error, project_id, status, created_at, started_at, completed_at, current_index FROM batch_task_queues WHERE 1=1"
+	query := "SELECT " + batchQueueSelectColumns + " FROM batch_task_queues WHERE 1=1"
 	args := []interface{}{}
 
 	// 状态筛选
@@ -192,7 +196,7 @@ func (db *DB) ListBatchQueues(limit, offset int, status, keyword string) ([]*Bat
 	for rows.Next() {
 		var row BatchTaskQueueRow
 		var createdAt string
-		if err := rows.Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex); err != nil {
+		if err := rows.Scan(&row.ID, &row.Title, &row.Role, &row.AgentMode, &row.ScheduleMode, &row.CronExpr, &row.NextRunAt, &row.ScheduleEnabled, &row.LastScheduleTriggerAt, &row.LastScheduleError, &row.LastRunError, &row.ProjectID, &row.Concurrency, &row.Status, &createdAt, &row.StartedAt, &row.CompletedAt, &row.CurrentIndex); err != nil {
 			return nil, fmt.Errorf("扫描批量任务队列失败: %w", err)
 		}
 		parsedTime, parseErr := time.Parse("2006-01-02 15:04:05", createdAt)
@@ -358,11 +362,11 @@ func (db *DB) UpdateBatchQueueCurrentIndex(queueID string, currentIndex int) err
 	return nil
 }
 
-// UpdateBatchQueueMetadata 更新批量任务队列标题、角色和代理模式
+// UpdateBatchQueueMetadata 更新批量任务队列标题、角色、代理模式和并发数
-func (db *DB) UpdateBatchQueueMetadata(queueID, title, role, agentMode string) error {
+func (db *DB) UpdateBatchQueueMetadata(queueID, title, role, agentMode string, concurrency int) error {
 	_, err := db.Exec(
-		"UPDATE batch_task_queues SET title = ?, role = ?, agent_mode = ? WHERE id = ?",
+		"UPDATE batch_task_queues SET title = ?, role = ?, agent_mode = ?, concurrency = ? WHERE id = ?",
-		title, role, agentMode, queueID,
+		title, role, agentMode, concurrency, queueID,
 	)
 	if err != nil {
 		return fmt.Errorf("更新批量任务队列元数据失败: %w", err)

internal/database/database.go

@@ -408,6 +408,8 @@ func (db *DB) initTables() error {
 		last_schedule_trigger_at DATETIME,
 		last_schedule_error TEXT,
 		last_run_error TEXT,
+		project_id TEXT,
+		concurrency INTEGER NOT NULL DEFAULT 1,
 		status TEXT NOT NULL,
 		created_at DATETIME NOT NULL,
 		started_at DATETIME,
@@ -1137,6 +1139,21 @@ func (db *DB) migrateBatchTaskQueuesTable() error {
 		}
 	}
 
+	var concurrencyCount int
+	err = db.QueryRow("SELECT COUNT(*) FROM pragma_table_info('batch_task_queues') WHERE name='concurrency'").Scan(&concurrencyCount)
+	if err != nil {
+		if _, addErr := db.Exec("ALTER TABLE batch_task_queues ADD COLUMN concurrency INTEGER NOT NULL DEFAULT 1"); addErr != nil {
+			errMsg := strings.ToLower(addErr.Error())
+			if !strings.Contains(errMsg, "duplicate column") && !strings.Contains(errMsg, "already exists") {
+				db.logger.Warn("添加batch_task_queues.concurrency字段失败", zap.Error(addErr))
+			}
+		}
+	} else if concurrencyCount == 0 {
+		if _, err := db.Exec("ALTER TABLE batch_task_queues ADD COLUMN concurrency INTEGER NOT NULL DEFAULT 1"); err != nil {
+			db.logger.Warn("添加batch_task_queues.concurrency字段失败", zap.Error(err))
+		}
+	}
+
 	return nil
 }
 

internal/handler/agent.go

@@ -21,7 +21,6 @@ import (
 	"cyberstrike-ai/internal/config"
 	"cyberstrike-ai/internal/database"
 	"cyberstrike-ai/internal/reasoning"
-	"cyberstrike-ai/internal/mcp"
 	"cyberstrike-ai/internal/mcp/builtin"
 	"cyberstrike-ai/internal/multiagent"
 	"cyberstrike-ai/internal/openai"
@@ -178,8 +177,6 @@ type AgentHandler struct {
 	}
 	agentsMarkdownDir string // 多代理：Markdown 子 Agent 目录（绝对路径，空则不从磁盘合并）
 	batchCronParser   cron.Parser
-	batchRunnerMu     sync.Mutex
-	batchRunning      map[string]struct{}
 	// hitlWhitelistSaver 侧栏「应用」HITL 时将会话增量白名单合并写入 config.yaml（可选）
 	hitlWhitelistSaver HitlToolWhitelistSaver
 	audit              *audit.Service
@@ -233,7 +230,6 @@ func NewAgentHandler(agent *agent.Agent, db *database.DB, cfg *config.Config, lo
 		config:           cfg,
 		hitlManager:      NewHITLManager(db, logger),
 		batchCronParser:  cron.NewParser(cron.Minute | cron.Hour | cron.Dom | cron.Month | cron.Dow | cron.Descriptor),
-		batchRunning:     make(map[string]struct{}),
 	}
 	if err := handler.hitlManager.EnsureSchema(); err != nil {
 		logger.Warn("初始化 HITL 表失败", zap.Error(err))
@@ -1470,6 +1466,7 @@ type BatchTaskRequest struct {
 	CronExpr     string   `json:"cronExpr,omitempty"`       // scheduleMode=cron 时必填
 	ExecuteNow   bool     `json:"executeNow,omitempty"`     // 创建后是否立即执行（默认 false）
 	ProjectID    string   `json:"projectId,omitempty"`      // 队列内子对话绑定的项目（可选）
+	Concurrency  int      `json:"concurrency,omitempty"`    // 同时执行的子任务数，默认 1，最大 8
 }
 
 // batchQueueWantsEino 队列是否配置为走 Eino 多代理。
@@ -1529,7 +1526,7 @@ func (h *AgentHandler) CreateBatchQueue(c *gin.Context) {
 		nextRunAt = &next
 	}
 
-	queue, createErr := h.batchTaskManager.CreateBatchQueue(req.Title, req.Role, agentMode, scheduleMode, cronExpr, req.ProjectID, nextRunAt, validTasks)
+	queue, createErr := h.batchTaskManager.CreateBatchQueue(req.Title, req.Role, agentMode, scheduleMode, cronExpr, req.ProjectID, nextRunAt, req.Concurrency, validTasks)
 	if createErr != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"error": createErr.Error()})
 		return
@@ -1722,12 +1719,13 @@ func (h *AgentHandler) UpdateBatchQueueMetadata(c *gin.Context) {
 		Title       string `json:"title"`
 		Role        string `json:"role"`
 		AgentMode   string `json:"agentMode"`
+		Concurrency *int   `json:"concurrency"`
 	}
 	if err := c.ShouldBindJSON(&req); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
 		return
 	}
-	if err := h.batchTaskManager.UpdateQueueMetadata(queueID, req.Title, req.Role, req.AgentMode); err != nil {
+	if err := h.batchTaskManager.UpdateQueueMetadata(queueID, req.Title, req.Role, req.AgentMode, req.Concurrency); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
 		return
 	}
@@ -1802,9 +1800,17 @@ func (h *AgentHandler) SetBatchQueueScheduleEnabled(c *gin.Context) {
 // DeleteBatchQueue 删除批量任务队列
 func (h *AgentHandler) DeleteBatchQueue(c *gin.Context) {
 	queueID := c.Param("queueId")
-	success := h.batchTaskManager.DeleteQueue(queueID)
+	if err := h.batchTaskManager.DeleteQueue(queueID); err != nil {
-	if !success {
+		switch {
+		case errors.Is(err, ErrBatchQueueNotFound):
 			c.JSON(http.StatusNotFound, gin.H{"error": "队列不存在"})
+		case errors.Is(err, ErrBatchQueueExecutorActive):
+			c.JSON(http.StatusConflict, gin.H{"error": "队列执行器仍在运行，请稍后再删除"})
+		case errors.Is(err, ErrBatchQueueStillRunning):
+			c.JSON(http.StatusConflict, gin.H{"error": "队列正在运行中，无法删除"})
+		default:
+			c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		}
 		return
 	}
 	if h.audit != nil {
@@ -1898,7 +1904,7 @@ func (h *AgentHandler) RunSingleBatchTask(c *gin.Context) {
 
 	// 暂停态单条执行：旧批量协程可能仍占用执行槽，先回收以便重新启动
 	if queue, ok := h.batchTaskManager.GetBatchQueue(queueID); ok && queue.Status == BatchQueueStatusPaused {
-		h.forceUnmarkBatchQueueRunning(queueID)
+		h.batchTaskManager.ForceUnmarkQueueExecutor(queueID)
 	}
 
 	autoStarted := true
@@ -1957,26 +1963,6 @@ func (h *AgentHandler) DeleteBatchTask(c *gin.Context) {
 	c.JSON(http.StatusOK, gin.H{"message": "任务已删除", "queue": queue})
 }
 
-func (h *AgentHandler) markBatchQueueRunning(queueID string) bool {
-	h.batchRunnerMu.Lock()
-	defer h.batchRunnerMu.Unlock()
-	if _, exists := h.batchRunning[queueID]; exists {
-		return false
-	}
-	h.batchRunning[queueID] = struct{}{}
-	return true
-}
-
-func (h *AgentHandler) unmarkBatchQueueRunning(queueID string) {
-	h.batchRunnerMu.Lock()
-	defer h.batchRunnerMu.Unlock()
-	delete(h.batchRunning, queueID)
-}
-
-func (h *AgentHandler) forceUnmarkBatchQueueRunning(queueID string) {
-	h.unmarkBatchQueueRunning(queueID)
-}
-
 func (h *AgentHandler) nextBatchQueueRunAt(cronExpr string, from time.Time) (*time.Time, error) {
 	expr := strings.TrimSpace(cronExpr)
 	if expr == "" {
@@ -1992,43 +1978,43 @@ func (h *AgentHandler) nextBatchQueueRunAt(cronExpr string, from time.Time) (*ti
 
 func (h *AgentHandler) startBatchQueueExecution(queueID string, scheduled bool) (bool, error) {
 	// 先获取执行互斥门，再读取队列状态，避免基于过时快照做判断
-	if !h.markBatchQueueRunning(queueID) {
+	if !h.batchTaskManager.TryMarkQueueExecutor(queueID) {
 		return true, nil
 	}
 
 	queue, exists := h.batchTaskManager.GetBatchQueue(queueID)
 	if !exists {
-		h.unmarkBatchQueueRunning(queueID)
+		h.batchTaskManager.UnmarkQueueExecutor(queueID)
 		return false, nil
 	}
 
 	if scheduled {
 		if queue.ScheduleMode != "cron" {
-			h.unmarkBatchQueueRunning(queueID)
+			h.batchTaskManager.UnmarkQueueExecutor(queueID)
 			err := fmt.Errorf("队列未启用 cron 调度")
 			h.batchTaskManager.SetLastScheduleError(queueID, err.Error())
 			return true, err
 		}
 		if queue.Status == "running" || queue.Status == "paused" || queue.Status == "cancelled" {
-			h.unmarkBatchQueueRunning(queueID)
+			h.batchTaskManager.UnmarkQueueExecutor(queueID)
 			err := fmt.Errorf("当前队列状态不允许被调度执行")
 			h.batchTaskManager.SetLastScheduleError(queueID, err.Error())
 			return true, err
 		}
 		if !h.batchTaskManager.ResetQueueForRerun(queueID) {
-			h.unmarkBatchQueueRunning(queueID)
+			h.batchTaskManager.UnmarkQueueExecutor(queueID)
 			err := fmt.Errorf("重置队列失败")
 			h.batchTaskManager.SetLastScheduleError(queueID, err.Error())
 			return true, err
 		}
 		queue, _ = h.batchTaskManager.GetBatchQueue(queueID)
 	} else if queue.Status != "pending" && queue.Status != "paused" {
-		h.unmarkBatchQueueRunning(queueID)
+		h.batchTaskManager.UnmarkQueueExecutor(queueID)
 		return true, fmt.Errorf("队列状态不允许启动")
 	}
 
 	if queue != nil && batchQueueWantsEino(queue.AgentMode) && (h.config == nil || !h.config.MultiAgent.Enabled) {
-		h.unmarkBatchQueueRunning(queueID)
+		h.batchTaskManager.UnmarkQueueExecutor(queueID)
 		err := fmt.Errorf("当前队列配置为 Eino 多代理，但系统未启用多代理")
 		if scheduled {
 			h.batchTaskManager.SetLastScheduleError(queueID, err.Error())
@@ -2080,325 +2066,6 @@ func (h *AgentHandler) batchQueueSchedulerLoop() {
 	}
 }
 
-// executeBatchQueue 执行批量任务队列
-func (h *AgentHandler) executeBatchQueue(queueID string) {
-	defer h.unmarkBatchQueueRunning(queueID)
-	h.logger.Info("开始执行批量任务队列", zap.String("queueId", queueID))
-
-	for {
-		// 检查队列状态
-		queue, exists := h.batchTaskManager.GetBatchQueue(queueID)
-		if !exists || queue.Status == "cancelled" || queue.Status == "completed" || queue.Status == "paused" {
-			break
-		}
-
-		// 获取下一个任务
-		task, hasNext := h.batchTaskManager.GetNextTask(queueID)
-		if !hasNext {
-			// 所有任务完成：汇总子任务失败信息便于排障
-			q, ok := h.batchTaskManager.GetBatchQueue(queueID)
-			lastRunErr := ""
-			if ok {
-				for _, t := range q.Tasks {
-					if t.Status == "failed" && t.Error != "" {
-						lastRunErr = t.Error
-					}
-				}
-			}
-			h.batchTaskManager.SetLastRunError(queueID, lastRunErr)
-			h.batchTaskManager.UpdateQueueStatus(queueID, "completed")
-			h.logger.Info("批量任务队列执行完成", zap.String("queueId", queueID))
-			break
-		}
-
-		// 更新任务状态为运行中
-		h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, "running", "", "")
-
-		// 创建新对话
-		title := safeTruncateString(task.Message, 50)
-		batchMeta := audit.ConversationCreateMeta("batch_task")
-		batchMeta.ProjectID = effectiveProjectID(h.config, queue.ProjectID)
-		conv, err := h.db.CreateConversation(title, batchMeta)
-		var conversationID string
-		if err != nil {
-			h.logger.Error("创建对话失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
-			h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, "failed", "", "创建对话失败: "+err.Error())
-			h.batchTaskManager.MoveToNextTask(queueID)
-			if h.batchTaskManager.TakeSingleRunTaskIfMatch(queueID, task.ID) {
-				h.batchTaskManager.UpdateQueueStatus(queueID, "paused")
-				break
-			}
-			continue
-		}
-		conversationID = conv.ID
-
-		// 保存conversationId到任务中（即使是运行中状态也要保存，以便查看对话）
-		h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, "running", "", "", conversationID)
-
-		// 应用角色用户提示词和工具配置
-		finalMessage := task.Message
-		var roleTools []string // 角色配置的工具列表
-		if queue.Role != "" && queue.Role != "默认" {
-			if h.config.Roles != nil {
-				if role, exists := h.config.Roles[queue.Role]; exists && role.Enabled {
-					// 应用用户提示词
-					if role.UserPrompt != "" {
-						finalMessage = role.UserPrompt + "\n\n" + task.Message
-						h.logger.Info("应用角色用户提示词", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("role", queue.Role))
-					}
-					// 获取角色配置的工具列表（优先使用tools字段，向后兼容mcps字段）
-					if len(role.Tools) > 0 {
-						roleTools = role.Tools
-						h.logger.Info("使用角色配置的工具列表", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("role", queue.Role), zap.Int("toolCount", len(roleTools)))
-					}
-				}
-			}
-		}
-
-		// 保存用户消息（保存原始消息，不包含角色提示词）
-		_, err = h.db.AddMessage(conversationID, "user", task.Message, nil)
-		if err != nil {
-			h.logger.Error("保存用户消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
-		}
-
-		// 预先创建助手消息，以便关联过程详情
-		assistantMsg, err := h.db.AddMessage(conversationID, "assistant", "处理中...", nil)
-		if err != nil {
-			h.logger.Error("创建助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
-			// 如果创建失败，继续执行但不保存过程详情
-			assistantMsg = nil
-		}
-
-		// 创建进度回调函数，复用统一逻辑（批量任务不需要流式事件，所以传入nil）
-		var assistantMessageID string
-		if assistantMsg != nil {
-			assistantMessageID = assistantMsg.ID
-		}
-		// 注意：批量任务没有前端直连的 POST /stream，因此若要支持「刷新后补流」，
-		// 需要把进度事件镜像到 TaskEventBus（GET /api/agent-loop/task-events 会订阅这里）。
-		// progressCallback 将在子任务的 IIFE 内创建，以便拿到 taskCtx/cancelWithCause 与 sendEvent。
-		var progressCallback func(eventType, message string, data interface{})
-
-		// 执行任务（使用包含角色提示词的finalMessage和角色工具列表）
-		h.logger.Info("执行批量任务", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("message", task.Message), zap.String("role", queue.Role), zap.String("conversationId", conversationID))
-
-		func() {
-			// 与对话流式接口一致：同 conversationId 仅允许一个运行中任务，并支持 /api/agent-loop/cancel 与会话锁对齐。
-			baseCtx, cancelWithCause := context.WithCancelCause(context.Background())
-			// 单个子任务超时：6 小时（与原先 WithTimeout(Background) 一致）
-			taskCtx, timeoutCancel := context.WithTimeout(baseCtx, 6*time.Hour)
-
-			registered := false
-			finishStatus := "completed"
-
-			defer func() {
-				h.batchTaskManager.SetTaskCancel(queueID, nil)
-				timeoutCancel()
-				if registered {
-					// 与流式接口保持一致：结束前补一个 done，便于前端 task-events 侧及时收口 UI。
-					if h.taskEventBus != nil {
-						ev := StreamEvent{Type: "done", Message: "", Data: map[string]interface{}{"conversationId": conversationID}}
-						if b, err := json.Marshal(ev); err == nil {
-							h.taskEventBus.Publish(conversationID, append(append([]byte("data: "), b...), '\n', '\n'))
-						}
-					}
-					h.tasks.FinishTask(conversationID, finishStatus)
-				}
-				cancelWithCause(nil)
-			}()
-
-			// 事件镜像：只发布到 TaskEventBus，不直接写 HTTP Response（用于刷新后的补流）。
-			sendEvent := func(eventType, message string, data interface{}) {
-				if h.taskEventBus == nil {
-					return
-				}
-				ev := StreamEvent{Type: eventType, Message: message, Data: data}
-				b, err := json.Marshal(ev)
-				if err != nil {
-					b = []byte(`{"type":"error","message":"marshal failed"}`)
-				}
-				line := make([]byte, 0, len(b)+8)
-				line = append(line, []byte("data: ")...)
-				line = append(line, b...)
-				line = append(line, '\n', '\n')
-				h.taskEventBus.Publish(conversationID, line)
-			}
-
-			if _, err := h.tasks.StartTask(conversationID, task.Message, cancelWithCause); err != nil {
-				h.logger.Warn("批量队列子任务注册会话运行状态失败",
-					zap.String("queueId", queueID),
-					zap.String("taskId", task.ID),
-					zap.String("conversationId", conversationID),
-					zap.Error(err))
-				failMsg := err.Error()
-				if errors.Is(err, ErrTaskAlreadyRunning) {
-					failMsg = "会话已有任务正在执行，无法在该会话上并行启动批量子任务"
-				}
-				h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, "failed", "", failMsg)
-				return
-			}
-			registered = true
-			// 存储取消函数：暂停队列时取消子任务 context（与原先语义一致）
-			h.batchTaskManager.SetTaskCancel(queueID, timeoutCancel)
-
-			// 创建进度回调函数：写 DB + 镜像到 task-events，支持刷新后继续流式展示。
-			progressCallback = h.createProgressCallback(taskCtx, cancelWithCause, conversationID, assistantMessageID, sendEvent)
-			taskCtx = mcp.WithMCPConversationID(taskCtx, conversationID)
-			taskCtx = mcp.WithToolRunRegistry(taskCtx, h.tasks)
-			taskCtx = mcp.WithEinoExecuteRunRegistry(taskCtx, h.tasks)
-
-			// 使用队列配置的角色工具列表（如果为空，表示使用所有工具）
-			useBatchMulti := false
-			batchOrch := "deep"
-			am := strings.TrimSpace(strings.ToLower(queue.AgentMode))
-			if am == "multi" {
-				am = "deep"
-			}
-			if batchQueueWantsEino(queue.AgentMode) && h.config != nil && h.config.MultiAgent.Enabled {
-				useBatchMulti = true
-				batchOrch = config.NormalizeMultiAgentOrchestration(am)
-			} else if queue.AgentMode == "" && h.config != nil && h.config.MultiAgent.Enabled && h.config.MultiAgent.BatchUseMultiAgent {
-				// 兼容历史数据：未配置队列代理模式时，沿用旧的系统级开关
-				useBatchMulti = true
-				batchOrch = "deep"
-			}
-			var resultMA *multiagent.RunResult
-			var runErr error
-			switch {
-			case useBatchMulti:
-				resultMA, runErr = multiagent.RunDeepAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch, nil, h.projectBlackboardBlock(conversationID))
-			default:
-				if h.config == nil {
-					runErr = fmt.Errorf("服务器配置未加载")
-				} else {
-					resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, nil, h.projectBlackboardBlock(conversationID))
-				}
-			}
-
-			if runErr != nil {
-				if shouldPersistEinoAgentTraceAfterRunError(baseCtx) {
-					h.persistEinoAgentTraceForResume(conversationID, resultMA)
-				}
-				errStr := runErr.Error()
-				partialResp := ""
-				if resultMA != nil {
-					partialResp = resultMA.Response
-				}
-				isCancelled := errors.Is(context.Cause(baseCtx), ErrTaskCancelled) ||
-					errors.Is(runErr, context.Canceled) ||
-					strings.Contains(strings.ToLower(errStr), "context canceled") ||
-					strings.Contains(strings.ToLower(errStr), "context cancelled") ||
-					(partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")))
-				isTimeout := errors.Is(runErr, context.DeadlineExceeded) || errors.Is(context.Cause(taskCtx), context.DeadlineExceeded)
-
-				if isTimeout {
-					finishStatus = "timeout"
-				} else if isCancelled {
-					finishStatus = "cancelled"
-				} else {
-					finishStatus = "failed"
-				}
-
-				if isCancelled {
-				h.logger.Info("批量任务被取消", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
-				cancelMsg := "任务已被用户取消，后续操作已停止。"
-				// 如果执行结果中有更具体的取消消息，使用它
-				if partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")) {
-					cancelMsg = partialResp
-				}
-				// 更新助手消息内容
-				if assistantMessageID != "" {
-					if updateErr := h.appendAssistantMessageNotice(assistantMessageID, cancelMsg); updateErr != nil {
-						h.logger.Warn("更新取消后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
-					}
-					// 保存取消详情到数据库
-					if err := h.db.AddProcessDetail(assistantMessageID, conversationID, "cancelled", cancelMsg, nil); err != nil {
-						h.logger.Warn("保存取消详情失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
-					}
-				} else {
-					// 如果没有预先创建的助手消息，创建一个新的
-					_, errMsg := h.db.AddMessage(conversationID, "assistant", cancelMsg, nil)
-					if errMsg != nil {
-						h.logger.Warn("保存取消消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(errMsg))
-					}
-				}
-				h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, "cancelled", cancelMsg, "", conversationID)
-			} else {
-				h.logger.Error("批量任务执行失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(runErr))
-				errorMsg := "执行失败: " + runErr.Error()
-				// 更新助手消息内容
-				if assistantMessageID != "" {
-					if _, updateErr := h.db.Exec(
-						"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
-						errorMsg,
-						time.Now(), assistantMessageID,
-					); updateErr != nil {
-						h.logger.Warn("更新失败后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
-					}
-					// 保存错误详情到数据库
-					if err := h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errorMsg, nil); err != nil {
-						h.logger.Warn("保存错误详情失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
-					}
-				}
-				h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, "failed", "", runErr.Error())
-			}
-		} else {
-			h.logger.Info("批量任务执行成功", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
-
-			resText := resultMA.Response
-			mcpIDs := resultMA.MCPExecutionIDs
-			lastIn := resultMA.LastAgentTraceInput
-			lastOut := resultMA.LastAgentTraceOutput
-
-			// 更新助手消息内容
-			if assistantMessageID != "" {
-				if updateErr := h.db.UpdateAssistantMessageFinalize(assistantMessageID, resText, mcpIDs, multiagent.AggregatedReasoningFromTraceJSON(lastIn)); updateErr != nil {
-					h.logger.Warn("更新助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
-					// 如果更新失败，尝试创建新消息
-					_, err = h.db.AddMessage(conversationID, "assistant", resText, mcpIDs)
-					if err != nil {
-						h.logger.Error("保存助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
-					}
-				}
-			} else {
-				// 如果没有预先创建的助手消息，创建一个新的
-				_, err = h.db.AddMessage(conversationID, "assistant", resText, mcpIDs)
-				if err != nil {
-					h.logger.Error("保存助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
-				}
-			}
-
-			// 保存代理轨迹
-			if lastIn != "" || lastOut != "" {
-				if err := h.db.SaveAgentTrace(conversationID, lastIn, lastOut); err != nil {
-					h.logger.Warn("保存代理轨迹失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
-				} else {
-					h.logger.Info("已保存代理轨迹", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
-				}
-			}
-
-			// 保存结果
-			h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, "completed", resText, "", conversationID)
-		}
-		}()
-
-		// 移动到下一个任务
-		h.batchTaskManager.MoveToNextTask(queueID)
-
-		if h.batchTaskManager.TakeSingleRunTaskIfMatch(queueID, task.ID) {
-			h.batchTaskManager.UpdateQueueStatus(queueID, "paused")
-			h.logger.Info("单条执行完成，队列已暂停", zap.String("queueId", queueID), zap.String("taskId", task.ID))
-			break
-		}
-
-		// 检查是否被取消或暂停
-		queue, _ = h.batchTaskManager.GetBatchQueue(queueID)
-		if queue.Status == "cancelled" || queue.Status == "paused" {
-			break
-		}
-	}
-}
-
 // loadHistoryFromAgentTrace 从库中保存的代理消息轨迹恢复历史（列 last_react_*；含单代理与 Eino）。
 // 逻辑与攻击链一致：优先用已保存的 JSON 消息带 + 最后一轮助手摘要，否则回退消息表。
 func (h *AgentHandler) loadHistoryFromAgentTrace(conversationID string) ([]agent.ChatMessage, error) {

internal/handler/batch_queue_executor.go

@@ -0,0 +1,352 @@
+package handler
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"strings"
+	"sync"
+	"time"
+
+	"cyberstrike-ai/internal/agent"
+	"cyberstrike-ai/internal/audit"
+	"cyberstrike-ai/internal/config"
+	"cyberstrike-ai/internal/mcp"
+	"cyberstrike-ai/internal/multiagent"
+
+	"go.uber.org/zap"
+)
+
+const batchQueueWorkerIdlePoll = 200 * time.Millisecond
+
+// executeBatchQueue 使用并发 worker 池执行批量任务队列。
+func (h *AgentHandler) executeBatchQueue(queueID string) {
+	defer h.batchTaskManager.UnmarkQueueExecutor(queueID)
+
+	queue, exists := h.batchTaskManager.GetBatchQueue(queueID)
+	if !exists {
+		return
+	}
+	concurrency := normalizeBatchQueueConcurrency(queue.Concurrency)
+	h.logger.Info("开始执行批量任务队列", zap.String("queueId", queueID), zap.Int("concurrency", concurrency))
+
+	var wg sync.WaitGroup
+	for i := 0; i < concurrency; i++ {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			h.runBatchQueueWorker(queueID)
+		}()
+	}
+	wg.Wait()
+
+	h.tryFinalizeBatchQueue(queueID)
+}
+
+func (h *AgentHandler) runBatchQueueWorker(queueID string) {
+	for {
+		queue, exists := h.batchTaskManager.GetBatchQueue(queueID)
+		if batchQueueExecutionShouldStop(queue, exists) {
+			return
+		}
+
+		task, ok := h.batchTaskManager.ClaimNextPendingTask(queueID)
+		if !ok {
+			if !h.batchTaskManager.HasRunningTasks(queueID) {
+				return
+			}
+			time.Sleep(batchQueueWorkerIdlePoll)
+			continue
+		}
+
+		queue, _ = h.batchTaskManager.GetBatchQueue(queueID)
+		if queue == nil {
+			return
+		}
+
+		h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, BatchTaskStatusRunning, "", "")
+		h.executeOneBatchSubTask(queueID, queue, task)
+
+		if h.batchTaskManager.TakeSingleRunTaskIfMatch(queueID, task.ID) {
+			h.batchTaskManager.UpdateQueueStatus(queueID, BatchQueueStatusPaused)
+			h.logger.Info("单条执行完成，队列已暂停", zap.String("queueId", queueID), zap.String("taskId", task.ID))
+			return
+		}
+
+		queue, exists = h.batchTaskManager.GetBatchQueue(queueID)
+		if batchQueueExecutionShouldStop(queue, exists) {
+			if !exists {
+				h.logger.Warn("批量队列在执行收尾时已不存在，安全退出", zap.String("queueId", queueID))
+			}
+			return
+		}
+	}
+}
+
+func (h *AgentHandler) tryFinalizeBatchQueue(queueID string) {
+	queue, exists := h.batchTaskManager.GetBatchQueue(queueID)
+	if !exists || queue == nil {
+		return
+	}
+	if queue.Status != BatchQueueStatusRunning {
+		return
+	}
+	if h.batchTaskManager.HasPendingOrRunningTasks(queueID) {
+		return
+	}
+
+	lastRunErr := ""
+	for _, t := range queue.Tasks {
+		if t != nil && t.Status == BatchTaskStatusFailed && t.Error != "" {
+			lastRunErr = t.Error
+		}
+	}
+	h.batchTaskManager.SetLastRunError(queueID, lastRunErr)
+	h.batchTaskManager.UpdateQueueStatus(queueID, BatchQueueStatusCompleted)
+	h.logger.Info("批量任务队列执行完成", zap.String("queueId", queueID))
+}
+
+// executeOneBatchSubTask 执行单条批量子任务（各自独立会话）。
+func (h *AgentHandler) executeOneBatchSubTask(queueID string, queue *BatchTaskQueue, task *BatchTask) {
+	title := safeTruncateString(task.Message, 50)
+	batchMeta := audit.ConversationCreateMeta("batch_task")
+	batchMeta.ProjectID = effectiveProjectID(h.config, queue.ProjectID)
+	conv, err := h.db.CreateConversation(title, batchMeta)
+	if err != nil {
+		h.logger.Error("创建对话失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
+		h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, BatchTaskStatusFailed, "", "创建对话失败: "+err.Error())
+		return
+	}
+	conversationID := conv.ID
+
+	h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, BatchTaskStatusRunning, "", "", conversationID)
+
+	finalMessage := task.Message
+	var roleTools []string
+	if queue.Role != "" && queue.Role != "默认" {
+		if h.config.Roles != nil {
+			if role, exists := h.config.Roles[queue.Role]; exists && role.Enabled {
+				if role.UserPrompt != "" {
+					finalMessage = role.UserPrompt + "\n\n" + task.Message
+					h.logger.Info("应用角色用户提示词", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("role", queue.Role))
+				}
+				if len(role.Tools) > 0 {
+					roleTools = role.Tools
+					h.logger.Info("使用角色配置的工具列表", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("role", queue.Role), zap.Int("toolCount", len(roleTools)))
+				}
+			}
+		}
+	}
+
+	if _, err = h.db.AddMessage(conversationID, "user", task.Message, nil); err != nil {
+		h.logger.Error("保存用户消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
+	}
+
+	assistantMsg, err := h.db.AddMessage(conversationID, "assistant", "处理中...", nil)
+	if err != nil {
+		h.logger.Error("创建助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
+		assistantMsg = nil
+	}
+
+	var assistantMessageID string
+	if assistantMsg != nil {
+		assistantMessageID = assistantMsg.ID
+	}
+
+	h.logger.Info("执行批量任务", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("message", task.Message), zap.String("role", queue.Role), zap.String("conversationId", conversationID))
+
+	baseCtx, cancelWithCause := context.WithCancelCause(context.Background())
+	taskCtx, timeoutCancel := context.WithTimeout(baseCtx, 6*time.Hour)
+
+	registered := false
+	finishStatus := "completed"
+
+	defer func() {
+		h.batchTaskManager.SetTaskCancel(queueID, task.ID, nil)
+		timeoutCancel()
+		if registered {
+			if h.taskEventBus != nil {
+				ev := StreamEvent{Type: "done", Message: "", Data: map[string]interface{}{"conversationId": conversationID}}
+				if b, err := json.Marshal(ev); err == nil {
+					h.taskEventBus.Publish(conversationID, append(append([]byte("data: "), b...), '\n', '\n'))
+				}
+			}
+			h.tasks.FinishTask(conversationID, finishStatus)
+		}
+		cancelWithCause(nil)
+	}()
+
+	sendEvent := func(eventType, message string, data interface{}) {
+		if h.taskEventBus == nil {
+			return
+		}
+		ev := StreamEvent{Type: eventType, Message: message, Data: data}
+		b, err := json.Marshal(ev)
+		if err != nil {
+			b = []byte(`{"type":"error","message":"marshal failed"}`)
+		}
+		line := make([]byte, 0, len(b)+8)
+		line = append(line, []byte("data: ")...)
+		line = append(line, b...)
+		line = append(line, '\n', '\n')
+		h.taskEventBus.Publish(conversationID, line)
+	}
+
+	if _, err := h.tasks.StartTask(conversationID, task.Message, cancelWithCause); err != nil {
+		h.logger.Warn("批量队列子任务注册会话运行状态失败",
+			zap.String("queueId", queueID),
+			zap.String("taskId", task.ID),
+			zap.String("conversationId", conversationID),
+			zap.Error(err))
+		failMsg := err.Error()
+		if errors.Is(err, ErrTaskAlreadyRunning) {
+			failMsg = "会话已有任务正在执行，无法在该会话上并行启动批量子任务"
+		}
+		h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, BatchTaskStatusFailed, "", failMsg)
+		return
+	}
+	registered = true
+	h.batchTaskManager.SetTaskCancel(queueID, task.ID, timeoutCancel)
+
+	progressCallback := h.createProgressCallback(taskCtx, cancelWithCause, conversationID, assistantMessageID, sendEvent)
+	taskCtx = mcp.WithMCPConversationID(taskCtx, conversationID)
+	taskCtx = mcp.WithToolRunRegistry(taskCtx, h.tasks)
+	taskCtx = mcp.WithEinoExecuteRunRegistry(taskCtx, h.tasks)
+
+	useBatchMulti := false
+	batchOrch := "deep"
+	am := strings.TrimSpace(strings.ToLower(queue.AgentMode))
+	if am == "multi" {
+		am = "deep"
+	}
+	if batchQueueWantsEino(queue.AgentMode) && h.config != nil && h.config.MultiAgent.Enabled {
+		useBatchMulti = true
+		batchOrch = config.NormalizeMultiAgentOrchestration(am)
+	} else if queue.AgentMode == "" && h.config != nil && h.config.MultiAgent.Enabled && h.config.MultiAgent.BatchUseMultiAgent {
+		useBatchMulti = true
+		batchOrch = "deep"
+	}
+
+	var resultMA *multiagent.RunResult
+	var runErr error
+	switch {
+	case useBatchMulti:
+		resultMA, runErr = multiagent.RunDeepAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, h.agentsMarkdownDir, batchOrch, nil, h.projectBlackboardBlock(conversationID))
+	default:
+		if h.config == nil {
+			runErr = fmt.Errorf("服务器配置未加载")
+		} else {
+			resultMA, runErr = multiagent.RunEinoSingleChatModelAgent(taskCtx, h.config, &h.config.MultiAgent, h.agent, h.db, h.logger, conversationID, h.conversationProjectID(conversationID), finalMessage, []agent.ChatMessage{}, roleTools, progressCallback, nil, h.projectBlackboardBlock(conversationID))
+		}
+	}
+
+	if runErr != nil {
+		h.handleBatchSubTaskRunError(queueID, task, conversationID, assistantMessageID, baseCtx, taskCtx, resultMA, runErr, &finishStatus)
+		return
+	}
+
+	if resultMA == nil {
+		h.logger.Error("批量任务执行成功但无结果对象",
+			zap.String("queueId", queueID),
+			zap.String("taskId", task.ID),
+			zap.String("conversationId", conversationID))
+		h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, BatchTaskStatusFailed, "", "内部错误：无执行结果")
+		return
+	}
+
+	h.logger.Info("批量任务执行成功", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
+
+	resText := resultMA.Response
+	mcpIDs := resultMA.MCPExecutionIDs
+	lastIn := resultMA.LastAgentTraceInput
+	lastOut := resultMA.LastAgentTraceOutput
+
+	if assistantMessageID != "" {
+		if updateErr := h.db.UpdateAssistantMessageFinalize(assistantMessageID, resText, mcpIDs, multiagent.AggregatedReasoningFromTraceJSON(lastIn)); updateErr != nil {
+			h.logger.Warn("更新助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
+			if _, err = h.db.AddMessage(conversationID, "assistant", resText, mcpIDs); err != nil {
+				h.logger.Error("保存助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
+			}
+		}
+	} else if _, err = h.db.AddMessage(conversationID, "assistant", resText, mcpIDs); err != nil {
+		h.logger.Error("保存助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(err))
+	}
+
+	if lastIn != "" || lastOut != "" {
+		if err := h.db.SaveAgentTrace(conversationID, lastIn, lastOut); err != nil {
+			h.logger.Warn("保存代理轨迹失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
+		}
+	}
+
+	h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, BatchTaskStatusCompleted, resText, "", conversationID)
+}
+
+func (h *AgentHandler) handleBatchSubTaskRunError(
+	queueID string,
+	task *BatchTask,
+	conversationID, assistantMessageID string,
+	baseCtx, taskCtx context.Context,
+	resultMA *multiagent.RunResult,
+	runErr error,
+	finishStatus *string,
+) {
+	if shouldPersistEinoAgentTraceAfterRunError(baseCtx) {
+		h.persistEinoAgentTraceForResume(conversationID, resultMA)
+	}
+	errStr := runErr.Error()
+	partialResp := ""
+	if resultMA != nil {
+		partialResp = resultMA.Response
+	}
+	isCancelled := errors.Is(context.Cause(baseCtx), ErrTaskCancelled) ||
+		errors.Is(runErr, context.Canceled) ||
+		strings.Contains(strings.ToLower(errStr), "context canceled") ||
+		strings.Contains(strings.ToLower(errStr), "context cancelled") ||
+		(partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")))
+	isTimeout := errors.Is(runErr, context.DeadlineExceeded) || errors.Is(context.Cause(taskCtx), context.DeadlineExceeded)
+
+	if isTimeout {
+		*finishStatus = "timeout"
+	} else if isCancelled {
+		*finishStatus = "cancelled"
+	} else {
+		*finishStatus = "failed"
+	}
+
+	if isCancelled {
+		h.logger.Info("批量任务被取消", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID))
+		cancelMsg := "任务已被用户取消，后续操作已停止。"
+		if partialResp != "" && (strings.Contains(partialResp, "任务已被取消") || strings.Contains(partialResp, "任务执行中断")) {
+			cancelMsg = partialResp
+		}
+		if assistantMessageID != "" {
+			if updateErr := h.appendAssistantMessageNotice(assistantMessageID, cancelMsg); updateErr != nil {
+				h.logger.Warn("更新取消后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
+			}
+			if err := h.db.AddProcessDetail(assistantMessageID, conversationID, "cancelled", cancelMsg, nil); err != nil {
+				h.logger.Warn("保存取消详情失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
+			}
+		} else if _, errMsg := h.db.AddMessage(conversationID, "assistant", cancelMsg, nil); errMsg != nil {
+			h.logger.Warn("保存取消消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(errMsg))
+		}
+		h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, BatchTaskStatusCancelled, cancelMsg, "", conversationID)
+		return
+	}
+
+	h.logger.Error("批量任务执行失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.String("conversationId", conversationID), zap.Error(runErr))
+	errorMsg := "执行失败: " + runErr.Error()
+	if assistantMessageID != "" {
+		if _, updateErr := h.db.Exec(
+			"UPDATE messages SET content = ?, updated_at = ? WHERE id = ?",
+			errorMsg,
+			time.Now(), assistantMessageID,
+		); updateErr != nil {
+			h.logger.Warn("更新失败后的助手消息失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(updateErr))
+		}
+		if err := h.db.AddProcessDetail(assistantMessageID, conversationID, "error", errorMsg, nil); err != nil {
+			h.logger.Warn("保存错误详情失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
+		}
+	}
+	h.batchTaskManager.UpdateTaskStatus(queueID, task.ID, BatchTaskStatusFailed, "", runErr.Error())
+}

internal/handler/batch_task_manager.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"crypto/rand"
 	"encoding/hex"
+	"errors"
 	"fmt"
 	"sort"
 	"strings"
@@ -17,6 +18,15 @@ import (
 	"go.uber.org/zap"
 )
 
+var (
+	// ErrBatchQueueNotFound 队列不存在或已从内存卸载。
+	ErrBatchQueueNotFound = errors.New("batch queue not found")
+	// ErrBatchQueueExecutorActive executeBatchQueue 协程仍在收尾，禁止删除。
+	ErrBatchQueueExecutorActive = errors.New("batch queue executor is still active")
+	// ErrBatchQueueStillRunning 队列状态仍为 running（无活跃执行器时的兜底保护）。
+	ErrBatchQueueStillRunning = errors.New("batch queue is still running")
+)
+
 // 批量任务状态常量
 const (
 	BatchQueueStatusPending   = "pending"
@@ -39,6 +49,12 @@ const (
 
 	// MaxBatchQueueRoleLen 角色名最大长度
 	MaxBatchQueueRoleLen = 100
+
+	// DefaultBatchQueueConcurrency 批量队列默认并发数（串行）
+	DefaultBatchQueueConcurrency = 1
+
+	// MaxBatchQueueConcurrency 批量队列最大并发数
+	MaxBatchQueueConcurrency = 8
 )
 
 // BatchTask 批量任务项
@@ -67,6 +83,7 @@ type BatchTaskQueue struct {
 	LastScheduleError     string       `json:"lastScheduleError,omitempty"`
 	LastRunError          string       `json:"lastRunError,omitempty"`
 	ProjectID             string       `json:"projectId,omitempty"`
+	Concurrency           int          `json:"concurrency"` // 同时执行的子任务数，默认 1
 	Tasks                 []*BatchTask `json:"tasks"`
 	Status                string       `json:"status"` // pending, running, paused, completed, cancelled
 	CreatedAt             time.Time    `json:"createdAt"`
@@ -80,8 +97,9 @@ type BatchTaskManager struct {
 	db             *database.DB
 	logger         *zap.Logger
 	queues         map[string]*BatchTaskQueue
-	taskCancels    map[string]context.CancelFunc // 存储每个队列当前任务的取消函数
+	taskCancels    map[string]map[string]context.CancelFunc // queueID -> taskID -> 取消函数
 	singleRunTasks map[string]string             // queueID -> taskID，单条执行完成后暂停队列
+	queueExecutors map[string]struct{}           // executeBatchQueue 协程活跃标记（与队列 status 解耦）
 	mu             sync.RWMutex
 }
 
@@ -93,11 +111,56 @@ func NewBatchTaskManager(logger *zap.Logger) *BatchTaskManager {
 	return &BatchTaskManager{
 		logger:         logger,
 		queues:         make(map[string]*BatchTaskQueue),
-		taskCancels:    make(map[string]context.CancelFunc),
+		taskCancels:    make(map[string]map[string]context.CancelFunc),
 		singleRunTasks: make(map[string]string),
+		queueExecutors: make(map[string]struct{}),
 	}
 }
 
+// batchQueueExecutionShouldStop 判断 executeBatchQueue 主循环是否应退出。
+func batchQueueExecutionShouldStop(queue *BatchTaskQueue, exists bool) bool {
+	if !exists || queue == nil {
+		return true
+	}
+	switch queue.Status {
+	case BatchQueueStatusCancelled, BatchQueueStatusCompleted, BatchQueueStatusPaused:
+		return true
+	default:
+		return false
+	}
+}
+
+// TryMarkQueueExecutor 标记队列执行协程已启动；若已有执行协程则返回 false。
+func (m *BatchTaskManager) TryMarkQueueExecutor(queueID string) bool {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	if _, exists := m.queueExecutors[queueID]; exists {
+		return false
+	}
+	m.queueExecutors[queueID] = struct{}{}
+	return true
+}
+
+// UnmarkQueueExecutor 清除队列执行协程标记（executeBatchQueue defer 调用）。
+func (m *BatchTaskManager) UnmarkQueueExecutor(queueID string) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	delete(m.queueExecutors, queueID)
+}
+
+// ForceUnmarkQueueExecutor 强制清除执行协程标记（暂停态单条重跑等场景回收陈旧槽位）。
+func (m *BatchTaskManager) ForceUnmarkQueueExecutor(queueID string) {
+	m.UnmarkQueueExecutor(queueID)
+}
+
+// IsQueueExecutorActive 队列 executeBatchQueue 协程是否仍在运行。
+func (m *BatchTaskManager) IsQueueExecutorActive(queueID string) bool {
+	m.mu.RLock()
+	defer m.mu.RUnlock()
+	_, ok := m.queueExecutors[queueID]
+	return ok
+}
+
 // SetDB 设置数据库连接
 func (m *BatchTaskManager) SetDB(db *database.DB) {
 	m.mu.Lock()
@@ -105,10 +168,22 @@ func (m *BatchTaskManager) SetDB(db *database.DB) {
 	m.db = db
 }
 
+// normalizeBatchQueueConcurrency 规范化队列并发数。
+func normalizeBatchQueueConcurrency(n int) int {
+	if n < 1 {
+		return DefaultBatchQueueConcurrency
+	}
+	if n > MaxBatchQueueConcurrency {
+		return MaxBatchQueueConcurrency
+	}
+	return n
+}
+
 // CreateBatchQueue 创建批量任务队列
 func (m *BatchTaskManager) CreateBatchQueue(
 	title, role, agentMode, scheduleMode, cronExpr, projectID string,
 	nextRunAt *time.Time,
+	concurrency int,
 	tasks []string,
 ) (*BatchTaskQueue, error) {
 	// 输入校验
@@ -136,6 +211,7 @@ func (m *BatchTaskManager) CreateBatchQueue(
 		CronExpr:        strings.TrimSpace(cronExpr),
 		NextRunAt:       nextRunAt,
 		ScheduleEnabled: true,
+		Concurrency:     normalizeBatchQueueConcurrency(concurrency),
 		Tasks:           make([]*BatchTask, 0, len(tasks)),
 		Status:          BatchQueueStatusPending,
 		CreatedAt:       time.Now(),
@@ -177,6 +253,7 @@ func (m *BatchTaskManager) CreateBatchQueue(
 			queue.CronExpr,
 			queue.NextRunAt,
 			queue.ProjectID,
+			queue.Concurrency,
 			dbTasks,
 		); err != nil {
 			m.logger.Warn("batch queue DB create failed", zap.String("queueId", queueID), zap.Error(err))
@@ -272,6 +349,7 @@ func (m *BatchTaskManager) loadQueueFromDB(queueID string) *BatchTaskQueue {
 	if queueRow.ProjectID.Valid {
 		queue.ProjectID = strings.TrimSpace(queueRow.ProjectID.String)
 	}
+	queue.Concurrency = batchQueueConcurrencyFromRow(queueRow)
 	if queueRow.StartedAt.Valid {
 		queue.StartedAt = &queueRow.StartedAt.Time
 	}
@@ -511,6 +589,7 @@ func (m *BatchTaskManager) LoadFromDB() error {
 		if queueRow.ProjectID.Valid {
 			queue.ProjectID = strings.TrimSpace(queueRow.ProjectID.String)
 		}
+		queue.Concurrency = batchQueueConcurrencyFromRow(queueRow)
 		if queueRow.StartedAt.Valid {
 			queue.StartedAt = &queueRow.StartedAt.Time
 		}
@@ -651,8 +730,16 @@ func (m *BatchTaskManager) UpdateQueueSchedule(queueID, scheduleMode, cronExpr s
 	}
 }
 
-// UpdateQueueMetadata 更新队列标题、角色和代理模式（非 running 时可用）
+// batchQueueConcurrencyFromRow 从数据库行读取并发数（缺省为 1）。
-func (m *BatchTaskManager) UpdateQueueMetadata(queueID, title, role, agentMode string) error {
+func batchQueueConcurrencyFromRow(row *database.BatchTaskQueueRow) int {
+	if row == nil || !row.Concurrency.Valid {
+		return DefaultBatchQueueConcurrency
+	}
+	return normalizeBatchQueueConcurrency(int(row.Concurrency.Int64))
+}
+
+// UpdateQueueMetadata 更新队列标题、角色、代理模式和并发数（非 running 时可用）
+func (m *BatchTaskManager) UpdateQueueMetadata(queueID, title, role, agentMode string, concurrency *int) error {
 	if utf8.RuneCountInString(title) > MaxBatchQueueTitleLen {
 		return fmt.Errorf("标题不能超过 %d 个字符", MaxBatchQueueTitleLen)
 	}
@@ -680,9 +767,12 @@ func (m *BatchTaskManager) UpdateQueueMetadata(queueID, title, role, agentMode s
 	queue.Title = title
 	queue.Role = role
 	queue.AgentMode = agentMode
+	if concurrency != nil {
+		queue.Concurrency = normalizeBatchQueueConcurrency(*concurrency)
+	}
 
 	if m.db != nil {
-		if err := m.db.UpdateBatchQueueMetadata(queueID, title, role, agentMode); err != nil {
+		if err := m.db.UpdateBatchQueueMetadata(queueID, title, role, agentMode, queue.Concurrency); err != nil {
 			m.logger.Warn("batch queue DB metadata update failed", zap.String("queueId", queueID), zap.Error(err))
 		}
 	}
@@ -868,7 +958,6 @@ func (m *BatchTaskManager) AddTaskToQueue(queueID, message string) (*BatchTask,
 
 // PrepareSingleTaskRun 准备单条执行：重置目标任务（若已有结果）并定位队列索引
 func (m *BatchTaskManager) PrepareSingleTaskRun(queueID, taskID string) error {
-	var cancelFunc context.CancelFunc
 	var siblingRunningIDs []string
 
 	m.mu.Lock()
@@ -898,11 +987,9 @@ func (m *BatchTaskManager) PrepareSingleTaskRun(queueID, taskID string) error {
 	}
 
 	// 暂停态：中止在途子任务并收口仍标记 running 的其它子任务，以便单条执行非冲突项
+	var cancelFuncs []context.CancelFunc
 	if queue.Status == BatchQueueStatusPaused {
-		if c, ok := m.taskCancels[queueID]; ok {
+		cancelFuncs = m.drainTaskCancelsLocked(queueID)
-			cancelFunc = c
-			delete(m.taskCancels, queueID)
-		}
 		for _, t := range queue.Tasks {
 			if t != nil && t.ID != taskID && t.Status == BatchTaskStatusRunning {
 				siblingRunningIDs = append(siblingRunningIDs, t.ID)
@@ -914,8 +1001,10 @@ func (m *BatchTaskManager) PrepareSingleTaskRun(queueID, taskID string) error {
 	resumeQueue := queue.Status == BatchQueueStatusCompleted || queue.Status == BatchQueueStatusCancelled
 	m.mu.Unlock()
 
-	if cancelFunc != nil {
+	for _, c := range cancelFuncs {
-		cancelFunc()
+		if c != nil {
+			c()
+		}
 	}
 	const staleRunMsg = "为单条执行其它任务，已中止"
 	for _, sid := range siblingRunningIDs {
@@ -1089,7 +1178,90 @@ func queueAllowsSingleTaskRunLocked(queue *BatchTaskQueue, task *BatchTask) bool
 	}
 }
 
-// GetNextTask 获取下一个待执行的任务
+// ClaimNextPendingTask 原子领取下一个待执行子任务（并发 worker 安全）。
+func (m *BatchTaskManager) ClaimNextPendingTask(queueID string) (*BatchTask, bool) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+
+	queue, exists := m.queues[queueID]
+	if !exists || queue == nil {
+		return nil, false
+	}
+	if queue.Status == BatchQueueStatusCancelled || queue.Status == BatchQueueStatusCompleted || queue.Status == BatchQueueStatusPaused {
+		return nil, false
+	}
+
+	onlyTaskID := ""
+	if m.singleRunTasks != nil {
+		onlyTaskID = m.singleRunTasks[queueID]
+	}
+
+	for i, task := range queue.Tasks {
+		if task == nil || task.Status != BatchTaskStatusPending {
+			continue
+		}
+		if onlyTaskID != "" && task.ID != onlyTaskID {
+			continue
+		}
+		task.Status = BatchTaskStatusRunning
+		queue.CurrentIndex = i
+		return task, true
+	}
+	return nil, false
+}
+
+// HasRunningTasks 队列是否仍有 running 状态的子任务。
+func (m *BatchTaskManager) HasRunningTasks(queueID string) bool {
+	m.mu.RLock()
+	defer m.mu.RUnlock()
+	queue, exists := m.queues[queueID]
+	if !exists || queue == nil {
+		return false
+	}
+	for _, task := range queue.Tasks {
+		if task != nil && task.Status == BatchTaskStatusRunning {
+			return true
+		}
+	}
+	return false
+}
+
+// HasPendingOrRunningTasks 队列是否仍有未完成的子任务。
+func (m *BatchTaskManager) HasPendingOrRunningTasks(queueID string) bool {
+	m.mu.RLock()
+	defer m.mu.RUnlock()
+	queue, exists := m.queues[queueID]
+	if !exists || queue == nil {
+		return false
+	}
+	for _, task := range queue.Tasks {
+		if task == nil {
+			continue
+		}
+		if task.Status == BatchTaskStatusPending || task.Status == BatchTaskStatusRunning {
+			return true
+		}
+	}
+	return false
+}
+
+// drainTaskCancelsLocked 取出并清空队列下所有子任务取消函数（调用方须已持 m.mu）。
+func (m *BatchTaskManager) drainTaskCancelsLocked(queueID string) []context.CancelFunc {
+	taskMap, ok := m.taskCancels[queueID]
+	if !ok || len(taskMap) == 0 {
+		return nil
+	}
+	cancels := make([]context.CancelFunc, 0, len(taskMap))
+	for _, c := range taskMap {
+		if c != nil {
+			cancels = append(cancels, c)
+		}
+	}
+	delete(m.taskCancels, queueID)
+	return cancels
+}
+
+// GetNextTask 获取下一个待执行的任务（串行兼容，优先使用 ClaimNextPendingTask）
 func (m *BatchTaskManager) GetNextTask(queueID string) (*BatchTask, bool) {
 	m.mu.Lock()
 	defer m.mu.Unlock()
@@ -1130,20 +1302,28 @@ func (m *BatchTaskManager) MoveToNextTask(queueID string) {
 	}
 }
 
-// SetTaskCancel 设置当前任务的取消函数
+// SetTaskCancel 设置子任务的取消函数
-func (m *BatchTaskManager) SetTaskCancel(queueID string, cancel context.CancelFunc) {
+func (m *BatchTaskManager) SetTaskCancel(queueID, taskID string, cancel context.CancelFunc) {
 	m.mu.Lock()
 	defer m.mu.Unlock()
-	if cancel != nil {
+	if cancel == nil {
-		m.taskCancels[queueID] = cancel
+		if taskMap, ok := m.taskCancels[queueID]; ok {
-	} else {
+			delete(taskMap, taskID)
+			if len(taskMap) == 0 {
 				delete(m.taskCancels, queueID)
 			}
 		}
+		return
+	}
+	if m.taskCancels[queueID] == nil {
+		m.taskCancels[queueID] = make(map[string]context.CancelFunc)
+	}
+	m.taskCancels[queueID][taskID] = cancel
+}
 
 // PauseQueue 暂停队列
 func (m *BatchTaskManager) PauseQueue(queueID string) bool {
-	var cancelFunc context.CancelFunc
+	var cancelFuncs []context.CancelFunc
 
 	m.mu.Lock()
 	queue, exists := m.queues[queueID]
@@ -1168,17 +1348,11 @@ func (m *BatchTaskManager) PauseQueue(queueID string) bool {
 	}
 
 	queue.Status = BatchQueueStatusPaused
-
+	cancelFuncs = m.drainTaskCancelsLocked(queueID)
-	// 取消当前正在执行的任务（通过取消context）
-	if cancel, ok := m.taskCancels[queueID]; ok {
-		cancelFunc = cancel
-		delete(m.taskCancels, queueID)
-	}
 	m.mu.Unlock()
 
-	// 释放锁后执行取消回调（cancel 可能阻塞，不应持锁）
+	for _, c := range cancelFuncs {
-	if cancelFunc != nil {
+		c()
-		cancelFunc()
 	}
 
 	return true
@@ -1187,7 +1361,7 @@ func (m *BatchTaskManager) PauseQueue(queueID string) bool {
 // CancelQueue 取消队列（保留此方法以保持向后兼容，但建议使用PauseQueue）
 func (m *BatchTaskManager) CancelQueue(queueID string) bool {
 	now := time.Now()
-	var cancelFunc context.CancelFunc
+	var cancelFuncs []context.CancelFunc
 
 	m.mu.Lock()
 	queue, exists := m.queues[queueID]
@@ -1228,34 +1402,33 @@ func (m *BatchTaskManager) CancelQueue(queueID string) bool {
 		}
 	}
 
-	// 取消当前正在执行的任务
+	cancelFuncs = m.drainTaskCancelsLocked(queueID)
-	if cancel, ok := m.taskCancels[queueID]; ok {
-		cancelFunc = cancel
-		delete(m.taskCancels, queueID)
-	}
 	m.mu.Unlock()
 
-	// 释放锁后执行取消回调（cancel 可能阻塞，不应持锁）
+	for _, c := range cancelFuncs {
-	if cancelFunc != nil {
+		c()
-		cancelFunc()
 	}
 
 	return true
 }
 
-// DeleteQueue 删除队列（运行中的队列不允许删除）
+// DeleteQueue 删除队列。执行协程活跃或 status 为 running 时拒绝删除，避免 executeBatchQueue 空指针 panic。
-func (m *BatchTaskManager) DeleteQueue(queueID string) bool {
+func (m *BatchTaskManager) DeleteQueue(queueID string) error {
 	m.mu.Lock()
 	defer m.mu.Unlock()
 
 	queue, exists := m.queues[queueID]
 	if !exists {
-		return false
+		return ErrBatchQueueNotFound
+	}
+
+	if _, exec := m.queueExecutors[queueID]; exec {
+		return ErrBatchQueueExecutorActive
 	}
 
 	// 运行中的队列不允许删除，防止孤儿协程和数据丢失
 	if queue.Status == BatchQueueStatusRunning {
-		return false
+		return ErrBatchQueueStillRunning
 	}
 
 	// 清理取消函数
@@ -1269,7 +1442,7 @@ func (m *BatchTaskManager) DeleteQueue(queueID string) bool {
 	}
 
 	delete(m.queues, queueID)
-	return true
+	return nil
 }
 
 // generateShortID 生成短ID

internal/handler/batch_task_manager_test.go

@@ -0,0 +1,121 @@
+package handler
+
+import (
+	"errors"
+	"testing"
+
+	"go.uber.org/zap"
+)
+
+func TestNormalizeBatchQueueConcurrency(t *testing.T) {
+	if got := normalizeBatchQueueConcurrency(0); got != DefaultBatchQueueConcurrency {
+		t.Fatalf("expected default %d, got %d", DefaultBatchQueueConcurrency, got)
+	}
+	if got := normalizeBatchQueueConcurrency(99); got != MaxBatchQueueConcurrency {
+		t.Fatalf("expected max %d, got %d", MaxBatchQueueConcurrency, got)
+	}
+}
+
+func TestClaimNextPendingTaskParallel(t *testing.T) {
+	m := NewBatchTaskManager(zap.NewNop())
+	queue, err := m.CreateBatchQueue("test", "", "eino_single", "manual", "", "", nil, 3, []string{"a", "b", "c"})
+	if err != nil {
+		t.Fatalf("CreateBatchQueue: %v", err)
+	}
+	m.UpdateQueueStatus(queue.ID, BatchQueueStatusRunning)
+
+	t1, ok1 := m.ClaimNextPendingTask(queue.ID)
+	t2, ok2 := m.ClaimNextPendingTask(queue.ID)
+	if !ok1 || !ok2 || t1.ID == t2.ID {
+		t.Fatalf("expected two distinct claims, got ok1=%v ok2=%v t1=%v t2=%v", ok1, ok2, t1, t2)
+	}
+	if t1.Status != BatchTaskStatusRunning || t2.Status != BatchTaskStatusRunning {
+		t.Fatalf("claimed tasks should be running")
+	}
+	t3, ok3 := m.ClaimNextPendingTask(queue.ID)
+	if !ok3 {
+		t.Fatal("expected third claim")
+	}
+	_, ok4 := m.ClaimNextPendingTask(queue.ID)
+	if ok4 {
+		t.Fatal("expected no fourth pending task")
+	}
+	_ = t3
+}
+
+func TestBatchQueueExecutionShouldStop(t *testing.T) {
+	t.Parallel()
+	if !batchQueueExecutionShouldStop(nil, false) {
+		t.Fatal("expected stop when queue missing")
+	}
+	if !batchQueueExecutionShouldStop(nil, true) {
+		t.Fatal("expected stop when queue is nil but exists=true")
+	}
+	q := &BatchTaskQueue{Status: BatchQueueStatusRunning}
+	if batchQueueExecutionShouldStop(q, true) {
+		t.Fatal("expected continue when running")
+	}
+	q.Status = BatchQueueStatusCancelled
+	if !batchQueueExecutionShouldStop(q, true) {
+		t.Fatal("expected stop when cancelled")
+	}
+}
+
+func TestDeleteQueueBlockedWhileExecutorActive(t *testing.T) {
+	t.Parallel()
+	m := NewBatchTaskManager(zap.NewNop())
+	queue, err := m.CreateBatchQueue("test", "", "eino_single", "manual", "", "", nil, 1, []string{"hello"})
+	if err != nil {
+		t.Fatalf("CreateBatchQueue: %v", err)
+	}
+	if !m.TryMarkQueueExecutor(queue.ID) {
+		t.Fatal("expected to mark executor")
+	}
+	m.UpdateQueueStatus(queue.ID, BatchQueueStatusCancelled)
+
+	err = m.DeleteQueue(queue.ID)
+	if !errors.Is(err, ErrBatchQueueExecutorActive) {
+		t.Fatalf("expected ErrBatchQueueExecutorActive, got %v", err)
+	}
+	if _, ok := m.GetBatchQueue(queue.ID); !ok {
+		t.Fatal("queue should still exist while executor active")
+	}
+
+	m.UnmarkQueueExecutor(queue.ID)
+	if err := m.DeleteQueue(queue.ID); err != nil {
+		t.Fatalf("expected delete after executor unmarked, got %v", err)
+	}
+	if _, ok := m.GetBatchQueue(queue.ID); ok {
+		t.Fatal("queue should be deleted")
+	}
+}
+
+func TestDeleteQueueBlockedWhileRunning(t *testing.T) {
+	t.Parallel()
+	m := NewBatchTaskManager(zap.NewNop())
+	queue, err := m.CreateBatchQueue("test", "", "eino_single", "manual", "", "", nil, 1, []string{"hello"})
+	if err != nil {
+		t.Fatalf("CreateBatchQueue: %v", err)
+	}
+	m.UpdateQueueStatus(queue.ID, BatchQueueStatusRunning)
+
+	err = m.DeleteQueue(queue.ID)
+	if !errors.Is(err, ErrBatchQueueStillRunning) {
+		t.Fatalf("expected ErrBatchQueueStillRunning, got %v", err)
+	}
+}
+
+func TestTryMarkQueueExecutorDedupes(t *testing.T) {
+	t.Parallel()
+	m := NewBatchTaskManager(zap.NewNop())
+	if !m.TryMarkQueueExecutor("q-1") {
+		t.Fatal("first mark should succeed")
+	}
+	if m.TryMarkQueueExecutor("q-1") {
+		t.Fatal("second mark should fail")
+	}
+	m.UnmarkQueueExecutor("q-1")
+	if !m.TryMarkQueueExecutor("q-1") {
+		t.Fatal("mark after unmark should succeed")
+	}
+}

internal/handler/batch_task_mcp.go

@@ -3,6 +3,7 @@ package handler
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"strconv"
 	"strings"
@@ -181,6 +182,10 @@ func RegisterBatchTaskMCPTools(mcpServer *mcp.Server, h *AgentHandler, logger *z
 					"type":        "string",
 					"description": "队列内子对话绑定的项目 ID（可选，未指定时使用 config.project.default_project_id）",
 				},
+				"concurrency": map[string]interface{}{
+					"type":        "integer",
+					"description": "同时执行的子任务数，默认 1（串行），最大 8。含扫描类工具时建议 1-2。",
+				},
 			},
 		},
 	}, func(ctx context.Context, args map[string]interface{}) (*mcp.ToolResult, error) {
@@ -210,7 +215,8 @@ func RegisterBatchTaskMCPTools(mcpServer *mcp.Server, h *AgentHandler, logger *z
 			executeNow = false
 		}
 		projectID := strings.TrimSpace(mcpArgString(args, "project_id"))
-		queue, createErr := h.batchTaskManager.CreateBatchQueue(title, role, agentMode, scheduleMode, cronExpr, projectID, nextRunAt, tasks)
+		concurrency := int(mcpArgFloat(args, "concurrency"))
+		queue, createErr := h.batchTaskManager.CreateBatchQueue(title, role, agentMode, scheduleMode, cronExpr, projectID, nextRunAt, concurrency, tasks)
 		if createErr != nil {
 			return batchMCPTextResult("创建队列失败: "+createErr.Error(), true), nil
 		}
@@ -365,8 +371,17 @@ func RegisterBatchTaskMCPTools(mcpServer *mcp.Server, h *AgentHandler, logger *z
 		if qid == "" {
 			return batchMCPTextResult("queue_id 不能为空", true), nil
 		}
-		if !h.batchTaskManager.DeleteQueue(qid) {
+		if err := h.batchTaskManager.DeleteQueue(qid); err != nil {
+			switch {
+			case errors.Is(err, ErrBatchQueueNotFound):
 				return batchMCPTextResult("删除失败：队列不存在", true), nil
+			case errors.Is(err, ErrBatchQueueExecutorActive):
+				return batchMCPTextResult("删除失败：队列执行器仍在运行，请稍后再试", true), nil
+			case errors.Is(err, ErrBatchQueueStillRunning):
+				return batchMCPTextResult("删除失败：队列正在运行中", true), nil
+			default:
+				return batchMCPTextResult("删除失败："+err.Error(), true), nil
+			}
 		}
 		logger.Info("MCP batch_task_delete", zap.String("queueId", qid))
 		return batchMCPTextResult("队列已删除。", false), nil
@@ -397,6 +412,10 @@ func RegisterBatchTaskMCPTools(mcpServer *mcp.Server, h *AgentHandler, logger *z
 					"description": "代理模式：eino_single、deep、plan_execute、supervisor",
 					"enum":        []string{"eino_single", "deep", "plan_execute", "supervisor"},
 				},
+				"concurrency": map[string]interface{}{
+					"type":        "integer",
+					"description": "同时执行的子任务数，默认 1，最大 8",
+				},
 			},
 			"required": []string{"queue_id"},
 		},
@@ -408,7 +427,12 @@ func RegisterBatchTaskMCPTools(mcpServer *mcp.Server, h *AgentHandler, logger *z
 		title := mcpArgString(args, "title")
 		role := mcpArgString(args, "role")
 		agentMode := mcpArgString(args, "agent_mode")
-		if err := h.batchTaskManager.UpdateQueueMetadata(qid, title, role, agentMode); err != nil {
+		var concurrency *int
+		if raw, ok := args["concurrency"]; ok && raw != nil {
+			v := int(mcpArgFloat(args, "concurrency"))
+			concurrency = &v
+		}
+		if err := h.batchTaskManager.UpdateQueueMetadata(qid, title, role, agentMode, concurrency); err != nil {
 			return batchMCPTextResult(err.Error(), true), nil
 		}
 		updated, _ := h.batchTaskManager.GetBatchQueue(qid)
@@ -652,6 +676,7 @@ type batchTaskQueueMCPListItem struct {
 	StartedAt             *time.Time                `json:"startedAt,omitempty"`
 	CompletedAt           *time.Time                `json:"completedAt,omitempty"`
 	CurrentIndex          int                       `json:"currentIndex"`
+	Concurrency           int                       `json:"concurrency"`
 	TaskTotal             int                       `json:"task_total"`
 	TaskCounts            map[string]int            `json:"task_counts"`
 	Tasks                 []batchTaskMCPListSummary `json:"tasks"`
@@ -715,6 +740,7 @@ func toBatchTaskQueueMCPListItem(q *BatchTaskQueue) batchTaskQueueMCPListItem {
 		StartedAt:             q.StartedAt,
 		CompletedAt:           q.CompletedAt,
 		CurrentIndex:          q.CurrentIndex,
+		Concurrency:           q.Concurrency,
 		TaskTotal:             len(tasks),
 		TaskCounts:            counts,
 		Tasks:                 tasks,

internal/multiagent/eino_adk_run_loop.go

@@ -90,7 +90,7 @@ type einoADKRunLoopArgs struct {
 	FilesystemMonitorRecord einomcp.ExecutionRecorder
 	MCPExecutionBinder      *MCPExecutionBinder
 
-	// ToolInvokeNotify 与 einomcp.ToolsFromDefinitions 共享：run loop 在迭代前 Set，MCP 桥 Fire 以补全 tool_result。
+	// ToolInvokeNotify 与 einomcp.ToolsFromDefinitions 共享：run loop 在迭代前 Set，execute/MCP 桥 Fire 时立即推送 tool_result（ADK 晚到经 toolResultSent 去重）。
 	ToolInvokeNotify *einomcp.ToolInvokeNotifyHolder
 
 	DA adk.Agent
@@ -341,8 +341,22 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 	}
 	if args.ToolInvokeNotify != nil {
 		args.ToolInvokeNotify.Set(func(toolCallID, toolName, einoAgent string, success bool, content string, invokeErr error) {
-			removePendingByID(strings.TrimSpace(toolCallID))
+			// Eino execute / MCP 桥在工具返回时 Fire；若 ADK schema.Tool 事件迟迟不到，此处立即推送
-			// tool_result 仅由下方 ADK schema.Tool 事件推送，正文与送入模型的上下文一致（含 reduction 截断）。
+			// tool_result 解除 UI「执行中」。tryEmitToolResultProgress 经 toolResultSent 去重，ADK 晚到不重复。
+			isErr := !success || invokeErr != nil
+			body := content
+			if strings.HasPrefix(body, einomcp.ToolErrorPrefix) {
+				isErr = true
+				body = strings.TrimPrefix(body, einomcp.ToolErrorPrefix)
+			}
+			if tail := friendlyEinoExecuteInvokeTail(invokeErr); tail != "" {
+				if body == "" {
+					body = tail
+				} else if !strings.Contains(body, tail) {
+					body = strings.TrimSpace(body) + "\n\n" + tail
+				}
+			}
+			tryEmitToolResultProgress(toolName, body, toolCallID, isErr, einoAgent)
 		})
 	}
 
@@ -539,6 +553,13 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 		return true, nil
 	}
 
+	// 仅在退避重试后真正收到数据/完成一步时清零，避免重启后首个无错 ADK 事件误把计数打回 0。
+	confirmTransientRetryRecovery := func() {
+		if transientRetrier.attempt() > 0 {
+			transientRetrier.reset()
+		}
+	}
+
 	takePartial := func(runErr error) (*RunResult, error) {
 		if len(runAccumulatedMsgs) <= baseAccumulatedCount {
 			return nil, runErr
@@ -551,10 +572,10 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 	}
 
 	for {
-		// 检测 context 取消（用户关闭浏览器、请求超时等），flush pending 工具状态避免 UI 卡在 "执行中"。
+		// iter.Next 可能长时间阻塞（工具执行、模型推理）；须与 ctx 联动，否则取消/超时无法及时 flush pending。
-		select {
+		ev, ok, iterCtxErr := nextAgentEventWithContext(ctx, iter)
-		case <-ctx.Done():
+		if iterCtxErr != nil {
-			flushAllPendingAsFailed(ctx.Err())
+			flushAllPendingAsFailed(iterCtxErr)
 			if progress != nil {
 				if isInterruptContinue(ctx) {
 					progress("progress", "已暂停当前输出，正在合并用户补充并继续…", map[string]interface{}{
@@ -563,17 +584,14 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 						"kind":           "interrupt_continue",
 					})
 				} else {
-					progress("error", "Request cancelled / 请求已取消", map[string]interface{}{
+					progress("error", iterCtxErr.Error(), map[string]interface{}{
 						"conversationId": conversationID,
 						"source":         "eino",
 					})
 				}
 			}
-			return takePartial(ctx.Err())
+			return takePartial(iterCtxErr)
-		default:
 		}
-
-		ev, ok := iter.Next()
 		if !ok {
 			// iter 结束并不总是“正常完成”：
 			// 当取消/超时发生在 iter.Next() 阻塞期间时，可能直接返回 !ok。
@@ -627,8 +645,6 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 			if restarted {
 				continue
 			}
-		} else {
-			transientRetrier.reset()
 		}
 		if ev.AgentName != "" && progress != nil {
 			iterEinoAgent := orchestratorName
@@ -691,29 +707,7 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 
 		if mv.IsStreaming && mv.MessageStream != nil && mv.Role == schema.Tool {
 			toolName := strings.TrimSpace(mv.ToolName)
-			var toolBuf strings.Builder
+			content, streamToolCallID, toolStreamRecvErr := recvSchemaMessageStream(ctx, mv.MessageStream)
-			streamToolCallID := ""
-			var toolStreamRecvErr error
-			for {
-				chunk, rerr := mv.MessageStream.Recv()
-				if errors.Is(rerr, io.EOF) {
-					break
-				}
-				if rerr != nil {
-					toolStreamRecvErr = rerr
-					break
-				}
-				if chunk == nil {
-					continue
-				}
-				if chunk.Content != "" {
-					toolBuf.WriteString(chunk.Content)
-				}
-				if tid := strings.TrimSpace(chunk.ToolCallID); tid != "" {
-					streamToolCallID = tid
-				}
-			}
-			content := toolBuf.String()
 			isErr := false
 			if strings.HasPrefix(content, einomcp.ToolErrorPrefix) {
 				isErr = true
@@ -730,6 +724,9 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 					zap.String("agent", ev.AgentName),
 					zap.String("tool", toolName))
 			}
+			if toolStreamRecvErr == nil {
+				confirmTransientRetryRecovery()
+			}
 			continue
 		}
 
@@ -1001,6 +998,8 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 				if restarted {
 					continue
 				}
+			} else {
+				confirmTransientRetryRecovery()
 			}
 			continue
 		}
@@ -1094,6 +1093,7 @@ func runEinoADKAgentLoop(ctx context.Context, args *einoADKRunLoopArgs, baseMsgs
 			toolCallID := strings.TrimSpace(msg.ToolCallID)
 			tryEmitToolResultProgress(toolName, content, toolCallID, isErr, ev.AgentName)
 		}
+		confirmTransientRetryRecovery()
 	}
 
 	mcpIDsMu.Lock()
@@ -1132,6 +1132,78 @@ func friendlyEinoExecuteInvokeTail(invokeErr error) string {
 	return "[执行未正常结束] " + invokeErr.Error()
 }
 
+// nextAgentEventWithContext 在 ctx 取消时不再无限阻塞于 iter.Next()（工具执行/模型推理期间常见）。
+func nextAgentEventWithContext(ctx context.Context, iter *adk.AsyncIterator[*adk.AgentEvent]) (ev *adk.AgentEvent, ok bool, ctxErr error) {
+	if iter == nil {
+		return nil, false, nil
+	}
+	type nextRes struct {
+		ev *adk.AgentEvent
+		ok bool
+	}
+	ch := make(chan nextRes, 1)
+	go func() {
+		e, o := iter.Next()
+		ch <- nextRes{e, o}
+	}()
+	select {
+	case <-ctx.Done():
+		return nil, false, ctx.Err()
+	case res := <-ch:
+		return res.ev, res.ok, nil
+	}
+}
+
+// recvSchemaMessageStream 消费 ADK Tool 流式结果；ctx 取消时立即返回，避免 amass 等无输出时永久阻塞。
+func recvSchemaMessageStream(ctx context.Context, stream *schema.StreamReader[*schema.Message]) (content, toolCallID string, recvErr error) {
+	if stream == nil {
+		return "", "", nil
+	}
+	type streamMsg struct {
+		chunk *schema.Message
+		err   error
+	}
+	recvCh := make(chan streamMsg, 8)
+	go func() {
+		defer close(recvCh)
+		for {
+			ch, rerr := stream.Recv()
+			recvCh <- streamMsg{chunk: ch, err: rerr}
+			if rerr != nil {
+				return
+			}
+		}
+	}()
+	var buf strings.Builder
+	for {
+		select {
+		case <-ctx.Done():
+			return buf.String(), toolCallID, ctx.Err()
+		case sm, open := <-recvCh:
+			if !open {
+				return buf.String(), toolCallID, nil
+			}
+			rerr := sm.err
+			if errors.Is(rerr, io.EOF) {
+				return buf.String(), toolCallID, nil
+			}
+			if rerr != nil {
+				return buf.String(), toolCallID, rerr
+			}
+			chunk := sm.chunk
+			if chunk == nil {
+				continue
+			}
+			if chunk.Content != "" {
+				buf.WriteString(chunk.Content)
+			}
+			if tid := strings.TrimSpace(chunk.ToolCallID); tid != "" {
+				toolCallID = tid
+			}
+		}
+	}
+}
+
 func buildEinoRunResultFromAccumulated(
 	orchMode string,
 	runAccumulatedMsgs []adk.Message,

internal/multiagent/eino_adk_run_loop_stream_test.go

@@ -0,0 +1,74 @@
+package multiagent
+
+import (
+	"context"
+	"errors"
+	"io"
+	"testing"
+	"time"
+
+	"github.com/cloudwego/eino/schema"
+)
+
+func TestRecvSchemaMessageStream_EOF(t *testing.T) {
+	sr, sw := schema.Pipe[*schema.Message](4)
+	_ = sw.Send(schema.ToolMessage("hello", "tc-1"), nil)
+	sw.Close()
+
+	content, tid, err := recvSchemaMessageStream(context.Background(), sr)
+	if err != nil {
+		t.Fatalf("unexpected err: %v", err)
+	}
+	if content != "hello" {
+		t.Fatalf("content=%q want hello", content)
+	}
+	if tid != "tc-1" {
+		t.Fatalf("toolCallID=%q want tc-1", tid)
+	}
+}
+
+func TestRecvSchemaMessageStream_ContextCancel(t *testing.T) {
+	sr, sw := schema.Pipe[*schema.Message](4)
+	t.Cleanup(func() { sw.Close() })
+
+	ctx, cancel := context.WithCancel(context.Background())
+	go func() {
+		time.Sleep(30 * time.Millisecond)
+		cancel()
+	}()
+
+	content, _, err := recvSchemaMessageStream(ctx, sr)
+	if !errors.Is(err, context.Canceled) {
+		t.Fatalf("want context.Canceled, got %v content=%q", err, content)
+	}
+}
+
+func TestRecvSchemaMessageStream_RecvError(t *testing.T) {
+	sr, sw := schema.Pipe[*schema.Message](4)
+	want := errors.New("stream broken")
+	_ = sw.Send(nil, want)
+	sw.Close()
+
+	_, _, err := recvSchemaMessageStream(context.Background(), sr)
+	if !errors.Is(err, want) {
+		t.Fatalf("want %v, got %v", want, err)
+	}
+}
+
+func TestRecvSchemaMessageStream_NilStream(t *testing.T) {
+	content, tid, err := recvSchemaMessageStream(context.Background(), nil)
+	if err != nil || content != "" || tid != "" {
+		t.Fatalf("nil stream: content=%q tid=%q err=%v", content, tid, err)
+	}
+}
+
+func TestRecvSchemaMessageStream_EOFViaEmptyRead(t *testing.T) {
+	sr, sw := schema.Pipe[*schema.Message](4)
+	_ = sw.Send(nil, io.EOF)
+	sw.Close()
+
+	_, _, err := recvSchemaMessageStream(context.Background(), sr)
+	if err != nil {
+		t.Fatalf("EOF should not surface as error, got %v", err)
+	}
+}

internal/multiagent/eino_execute_streaming_wrap.go

@@ -51,7 +51,7 @@ func einoExecuteRecvErrIsToolTimeout(rerr error, tctx context.Context) bool {
 // 对「完全后台」命令自动开启 RunInBackendGround，与 local.runCmdInBackground 行为对齐。
 //
 // 使用 Pipe 将内层流转发给调用方：在 inner EOF 后、关闭 Pipe 前同步调用 ToolInvokeNotify.Fire，
-// 保证 run loop 在模型开始下一轮输出前已记录 execute 结果（用于 UI 与「重复助手复述」去重）。
+// run loop 收到 Fire 后立即推送 tool_result（toolResultSent 去重），避免 ADK Tool 事件迟到时 UI 卡在「执行中」。
 //
 // 若 inner 在校验阶段直接返回 error（未建立 reader），不会进入下方 goroutine，也必须 Fire；
 // 否则 pending tool_call 要等整轮 run 结束才被 force-close，与已展示的助手/工具软错误文案不同步。

internal/multiagent/eino_transient_retry.go

@@ -143,7 +143,7 @@ func (r *einoTransientRunRetrier) attempt() int { return r.attempts }
 
 func (r *einoTransientRunRetrier) maxAttempts() int { return r.policy.maxAttempts }
 
-// reset 在一次成功推进后清零重试计数，使后续临时错误从第 1 次退避重新开始。
+// reset 在退避重试后成功推进（流/消息完整接收）时清零计数，使后续临时错误从第 1 次退避重新开始。
 func (r *einoTransientRunRetrier) reset() { r.attempts = 0 }
 
 func einoRunRetryMaxAttempts(args *einoADKRunLoopArgs) int {

internal/multiagent/eino_transient_retry_test.go

@@ -105,6 +105,32 @@ func TestEinoTransientRunRetrierReset(t *testing.T) {
 	}
 }
 
+func TestEinoTransientRunRetrierConsecutiveFailures(t *testing.T) {
+	t.Parallel()
+	r := newEinoTransientRunRetrier(einoTransientRunRetryPolicy{maxAttempts: 10, maxBackoff: 30 * time.Second})
+	ctx := context.Background()
+	runErr := errors.New("internal server error")
+	args := &einoADKRunLoopArgs{}
+	base := []adk.Message{schema.UserMessage("hi")}
+
+	for want := 1; want <= 3; want++ {
+		restarted, _, _, _, err := r.tryRetry(ctx, runErr, args, base, nil, len(base))
+		if err != nil {
+			t.Fatalf("tryRetry attempt %d: %v", want, err)
+		}
+		if !restarted {
+			t.Fatalf("tryRetry attempt %d: want restarted", want)
+		}
+		if got := r.attempt(); got != want {
+			t.Fatalf("after failure %d: attempt=%d, want %d", want, got, want)
+		}
+	}
+	r.reset()
+	if r.attempt() != 0 {
+		t.Fatalf("after successful recovery reset: attempt=%d, want 0", r.attempt())
+	}
+}
+
 func TestAppendUserMessageIfNeeded(t *testing.T) {
 	t.Parallel()
 	msgs := []adk.Message{schema.UserMessage("old task")}

web/static/i18n/en-US.json

@@ -2580,6 +2580,8 @@
     "agentModeSingle": "Single-agent (Eino ADK)",
     "agentModeMulti": "Multi-agent (Eino)",
     "agentModeHint": "Same as chat: Eino single-agent (ADK), or Deep / Plan-Execute / Supervisor (last three require multi_agent.enabled).",
+    "concurrency": "Concurrency",
+    "concurrencyHint": "Number of subtasks to run in parallel (1-8). Default 1 is serial; use 1-2 for scan-heavy tasks.",
     "scheduleMode": "Schedule mode",
     "scheduleModeManual": "Manual",
     "scheduleModeCron": "Cron expression",
@@ -2594,8 +2596,8 @@
     "tasksList": "Task list (one task per line)",
     "tasksListPlaceholder": "Enter task list, one per line",
     "tasksListPlaceholderExample": "Enter task list, one per line, for example:\nScan open ports of 192.168.1.1\nCheck if https://example.com has SQL injection\nEnumerate subdomains of example.com",
-    "tasksListHint": "Enter one task command per line; the system will execute them in order. Empty lines are ignored.",
+    "tasksListHint": "Enter one task command per line; the system runs them via a concurrency pool. Empty lines are ignored.",
-    "tasksListHintFull": "Hint: Enter one task command per line; the system will execute these tasks in order. Empty lines are ignored.",
+    "tasksListHintFull": "Hint: Enter one task command per line; the system runs them via a concurrency pool. Empty lines are ignored.",
     "createQueue": "Create queue"
   },
   "batchQueueDetailModal": {
@@ -2629,6 +2631,8 @@
     "scheduleToggleFailed": "Failed to update schedule toggle",
     "completedAt": "Completed at",
     "taskTotal": "Total tasks",
+    "concurrency": "Concurrency",
+    "concurrencyEditHint": "Click to edit. Cannot change while the queue is running.",
     "taskList": "Task list",
     "startLabel": "Start",
     "completeLabel": "Complete",

web/static/i18n/zh-CN.json

@@ -2568,6 +2568,8 @@
     "agentModeSingle": "单代理（Eino ADK）",
     "agentModeMulti": "多代理（Eino）",
     "agentModeHint": "与对话页一致：Eino 单代理（ADK），或 Deep / Plan-Execute / Supervisor（后三种需已启用多代理）。",
+    "concurrency": "并发数",
+    "concurrencyHint": "同时执行的子任务数量（1-8）。默认 1 为串行；含扫描类工具时建议 1-2。",
     "scheduleMode": "调度方式",
     "scheduleModeManual": "手工执行",
     "scheduleModeCron": "调度表达式（Cron）",
@@ -2582,8 +2584,8 @@
     "tasksList": "任务列表（每行一个任务）",
     "tasksListPlaceholder": "请输入任务列表，每行一个任务",
     "tasksListPlaceholderExample": "请输入任务列表，每行一个任务，例如：\n扫描 192.168.1.1 的开放端口\n检查 https://example.com 是否存在SQL注入\n枚举 example.com 的子域名",
-    "tasksListHint": "每行输入一个任务指令，系统将依次执行这些任务。空行会被自动忽略。",
+    "tasksListHint": "每行输入一个任务指令，系统将按并发池执行这些任务。空行会被自动忽略。",
-    "tasksListHintFull": "提示：每行输入一个任务指令，系统将依次执行这些任务。空行会被自动忽略。",
+    "tasksListHintFull": "提示：每行输入一个任务指令，系统将按并发池执行这些任务。空行会被自动忽略。",
     "createQueue": "创建队列"
   },
   "batchQueueDetailModal": {
@@ -2617,6 +2619,8 @@
     "scheduleToggleFailed": "更新调度开关失败",
     "completedAt": "完成时间",
     "taskTotal": "任务总数",
+    "concurrency": "并发数",
+    "concurrencyEditHint": "点击可修改；队列运行中不可改。",
     "taskList": "任务列表",
     "startLabel": "开始",
     "completeLabel": "完成",

web/static/js/tasks.js

@@ -990,6 +990,7 @@ async function createBatchQueue() {
     const roleSelect = document.getElementById('batch-queue-role');
     const projectSelect = document.getElementById('batch-queue-project-id');
     const agentModeSelect = document.getElementById('batch-queue-agent-mode');
+    const concurrencyInput = document.getElementById('batch-queue-concurrency');
     const scheduleModeSelect = document.getElementById('batch-queue-schedule-mode');
     const cronExprInput = document.getElementById('batch-queue-cron-expr');
     const executeNowCheckbox = document.getElementById('batch-queue-execute-now');
@@ -1019,6 +1020,9 @@ async function createBatchQueue() {
     const scheduleMode = scheduleModeSelect ? (scheduleModeSelect.value === 'cron' ? 'cron' : 'manual') : 'manual';
     const cronExpr = cronExprInput ? cronExprInput.value.trim() : '';
     const executeNow = executeNowCheckbox ? !!executeNowCheckbox.checked : false;
+    let concurrency = concurrencyInput ? parseInt(concurrencyInput.value, 10) : 1;
+    if (!Number.isFinite(concurrency) || concurrency < 1) concurrency = 1;
+    if (concurrency > 8) concurrency = 8;
     if (scheduleMode === 'cron' && !cronExpr) {
         alert(_t('batchImportModal.cronExprRequired'));
         return;
@@ -1043,6 +1047,7 @@ async function createBatchQueue() {
                 cronExpr,
                 executeNow,
                 projectId,
+                concurrency,
             }),
         });
         
@@ -1489,6 +1494,7 @@ async function showBatchQueueDetail(queueId) {
                 <div class="bq-kv"><span class="bq-kv__k">${escapeHtml(_t('batchQueueDetailModal.role'))}</span><span class="bq-kv__v" id="bq-role-val">${allowSubtaskMutation ? `<span class="bq-inline-editable" onclick="startInlineEditRole()" title="${escapeHtml(_t('common.edit'))}">${roleLineVal}</span>` : roleLineVal}</span></div>
                 <div class="bq-kv"><span class="bq-kv__k">${escapeHtml(_t('batchImportModal.agentMode'))}</span><span class="bq-kv__v" id="bq-agentmode-val">${allowSubtaskMutation ? `<span class="bq-inline-editable" onclick="startInlineEditAgentMode()" title="${escapeHtml(_t('common.edit'))}">${escapeHtml(agentModeText)}</span>` : escapeHtml(agentModeText)}</span></div>
                 <div class="bq-kv"><span class="bq-kv__k">${escapeHtml(_t('batchImportModal.scheduleMode'))}</span><span class="bq-kv__v" id="bq-schedule-val">${allowSubtaskMutation ? `<span class="bq-inline-editable" onclick="startInlineEditSchedule()" title="${escapeHtml(_t('common.edit'))}">${scheduleDetail}</span>` : scheduleDetail}</span></div>
+                <div class="bq-kv"><span class="bq-kv__k">${escapeHtml(_t('batchQueueDetailModal.concurrency'))}</span><span class="bq-kv__v" id="bq-concurrency-val">${allowSubtaskMutation ? `<span class="bq-inline-editable" onclick="startInlineEditConcurrency()" title="${escapeHtml(_t('common.edit'))}">${escapeHtml(String(queue.concurrency && queue.concurrency > 0 ? queue.concurrency : 1))}</span>` : escapeHtml(String(queue.concurrency && queue.concurrency > 0 ? queue.concurrency : 1))}</span></div>
                 <div class="bq-kv"><span class="bq-kv__k">${escapeHtml(_t('batchQueueDetailModal.taskTotal'))}</span><span class="bq-kv__v">${queue.tasks.length}</span></div>
                 ${queue.scheduleMode === 'cron' ? `<div class="bq-kv bq-kv--block"><span class="bq-kv__k">${escapeHtml(_t('batchQueueDetailModal.scheduleCronAuto'))}</span><span class="bq-kv__v bq-kv__v--control"><label class="bq-cron-toggle"><input type="checkbox" ${queue.scheduleEnabled !== false ? 'checked' : ''} onchange="updateBatchQueueScheduleEnabled(this.checked)" /><span class="bq-cron-toggle__hint">${escapeHtml(_t('batchQueueDetailModal.scheduleCronAutoHint'))}</span></label></span></div>` : ''}
             </section>
@@ -2287,6 +2293,75 @@ async function saveInlineAgentMode() {
     }
 }
 
+function normalizeBatchQueueConcurrencyInput(raw) {
+    let n = parseInt(raw, 10);
+    if (!Number.isFinite(n) || n < 1) n = 1;
+    if (n > 8) n = 8;
+    return n;
+}
+
+// --- 内联编辑：并发数 ---
+function startInlineEditConcurrency() {
+    const container = document.getElementById('bq-concurrency-val');
+    if (!container) return;
+    const queueId = batchQueuesState.currentQueueId;
+    if (!queueId) return;
+    apiFetch(`/api/batch-tasks/${queueId}`).then(r => r.json()).then(detail => {
+        const queue = detail.queue || {};
+        const current = normalizeBatchQueueConcurrencyInput(queue.concurrency || 1);
+        container.innerHTML = `<span class="bq-inline-edit-controls">
+            <input type="number" id="bq-edit-concurrency" min="1" max="8" value="${current}" style="width:72px;" />
+        </span>`;
+        const inp = document.getElementById('bq-edit-concurrency');
+        if (!inp) return;
+        inp.focus();
+        inp.select();
+        let cancelled = false;
+        inp.addEventListener('keydown', (e) => {
+            if (e.key === 'Enter') { e.preventDefault(); inp.blur(); }
+            if (e.key === 'Escape') { cancelled = true; cancelAllInlineEdits(); }
+        });
+        inp.addEventListener('blur', () => {
+            if (!cancelled) saveInlineConcurrency();
+        });
+    });
+}
+
+async function saveInlineConcurrency() {
+    if (_bqInlineSaving) return;
+    _bqInlineSaving = true;
+    const queueId = batchQueuesState.currentQueueId;
+    if (!queueId) { _bqInlineSaving = false; return; }
+    const inp = document.getElementById('bq-edit-concurrency');
+    const concurrency = normalizeBatchQueueConcurrencyInput(inp ? inp.value : 1);
+    try {
+        const detailResp = await apiFetch(`/api/batch-tasks/${queueId}`);
+        const detail = await detailResp.json();
+        const q = detail.queue || {};
+        const response = await apiFetch(`/api/batch-tasks/${queueId}/metadata`, {
+            method: 'PUT',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({
+                title: q.title || '',
+                role: q.role || '',
+                agentMode: q.agentMode || 'eino_single',
+                concurrency,
+            }),
+        });
+        if (!response.ok) {
+            const result = await response.json().catch(() => ({}));
+            throw new Error(result.error || _t('tasks.updateTaskFailed'));
+        }
+        _bqInlineSaving = false;
+        showBatchQueueDetail(queueId);
+        refreshBatchQueues();
+    } catch (e) {
+        _bqInlineSaving = false;
+        console.error(e);
+        alert(e.message);
+    }
+}
+
 // --- 单条执行 ---
 async function runSingleBatchTask(queueId, taskId) {
     if (!queueId || !taskId) return;
@@ -2441,6 +2516,8 @@ window.startInlineEditRole = startInlineEditRole;
 window.saveInlineRole = saveInlineRole;
 window.startInlineEditAgentMode = startInlineEditAgentMode;
 window.saveInlineAgentMode = saveInlineAgentMode;
+window.startInlineEditConcurrency = startInlineEditConcurrency;
+window.saveInlineConcurrency = saveInlineConcurrency;
 window.runSingleBatchTask = runSingleBatchTask;
 window.startInlineEditSchedule = startInlineEditSchedule;
 window.toggleInlineScheduleCron = toggleInlineScheduleCron;

web/templates/index.html

@@ -4010,6 +4010,11 @@
                     </select>
                     <div class="form-hint" style="margin-top: 4px;" data-i18n="batchImportModal.agentModeHint">与对话页一致：Eino 单代理（ADK），或 Deep / Plan-Execute / Supervisor（后三种需已启用多代理）。</div>
                 </div>
+                <div class="form-group">
+                    <label for="batch-queue-concurrency" data-i18n="batchImportModal.concurrency">并发数</label>
+                    <input type="number" id="batch-queue-concurrency" min="1" max="8" value="1" style="width: 100%; padding: 8px; border: 1px solid #ddd; border-radius: 4px; font-size: 0.875rem;" />
+                    <div class="form-hint" style="margin-top: 4px;" data-i18n="batchImportModal.concurrencyHint">同时执行的子任务数量（1-8）。默认 1 为串行；含扫描类工具时建议 1-2。</div>
+                </div>
                 <div class="form-group">
                     <label for="batch-queue-schedule-mode" data-i18n="batchImportModal.scheduleMode">调度方式</label>
                     <select id="batch-queue-schedule-mode" onchange="handleBatchScheduleModeChange()" style="width: 100%; padding: 8px; border: 1px solid #ddd; border-radius: 4px; font-size: 0.875rem;">