Method KillTask

pkg/tools/builtin/task_manager.go:263–301

KillTask 终止任务

(taskID string, signal string, timeout int)

// KillTask 终止任务
func (tm *FileTaskManager) KillTask(taskID string, signal string, timeout int) error {
	tm.mu.Lock()
	defer tm.mu.Unlock()

	task, exists := tm.tasks[taskID]
	if !exists {
		return fmt.Errorf("task not found: %s", taskID)
	}

	if task.Status != "running" {
		return fmt.Errorf("task is not running: %s", taskID)
	}

	// 获取信号编号
	signalNum := tm.getSignalNumber(signal)

	// 发送信号
	proc, err := os.FindProcess(task.PID)
	if err != nil {
		return fmt.Errorf("failed to find process %d: %w", task.PID, err)
	}

	err = proc.Signal(syscall.Signal(signalNum))
	if err != nil {
		return fmt.Errorf("failed to send signal %s to process %d: %w", signal, task.PID, err)
	}

	// 等待进程退出
	if timeout > 0 {
		go tm.waitForProcessExit(task, timeout)
	}

	// 更新任务状态
	task.Status = "killed"
	task.LastUpdate = time.Now()
	_ = tm.saveTask(task)

	return nil
}

// ListTasks 列出所有任务
func (tm *FileTaskManager) ListTasks() ([]*TaskInfo, error) {