feat(api): 支持取消本地排队任务

2026-06-09 19:09:20 +08:00
parent a8fa8dd212
commit e8df26da9b
6 changed files with 319 additions and 0 deletions
@@ -0,0 +1,150 @@
+package runner
+
+import (
+	"context"
+	"errors"
+	"strings"
+
+	"github.com/easyai/easyai-ai-gateway/apps/api/internal/auth"
+	"github.com/easyai/easyai-ai-gateway/apps/api/internal/store"
+	"github.com/riverqueue/river/rivertype"
+)
+
+var ErrTaskAccessDenied = errors.New("task access denied")
+
+type TaskCancelResult struct {
+	TaskID      string `json:"taskId"`
+	Cancelled   bool   `json:"cancelled"`
+	Cancellable bool   `json:"cancellable"`
+	Submitted   bool   `json:"submitted"`
+	Message     string `json:"message"`
+}
+
+func (s *Service) CancelTask(ctx context.Context, taskID string, user *auth.User) (TaskCancelResult, error) {
+	task, err := s.store.GetTask(ctx, taskID)
+	if err != nil {
+		return TaskCancelResult{}, err
+	}
+	if !taskAccessibleToUser(task, user) {
+		return TaskCancelResult{}, ErrTaskAccessDenied
+	}
+	if taskCancelTerminalStatus(task.Status) {
+		return taskCancelUnavailable(task, "任务已结束，无法取消"), nil
+	}
+	if strings.TrimSpace(task.RemoteTaskID) != "" {
+		return taskCancelUnavailable(task, "任务已提交上游，当前不可取消，请继续查询结果"), nil
+	}
+	if strings.TrimSpace(task.Status) != "queued" {
+		return taskCancelUnavailable(task, "任务已开始执行，当前阶段不可取消，请继续查询结果"), nil
+	}
+	if task.RiverJobID > 0 {
+		if s.riverClient == nil {
+			return taskCancelUnavailable(task, "任务取消队列未就绪，请继续查询结果"), nil
+		}
+		job, err := s.riverClient.JobGet(ctx, task.RiverJobID)
+		if errors.Is(err, rivertype.ErrNotFound) {
+			return taskCancelUnavailable(task, "任务已不在本地排队队列，可能已提交上游，当前不可取消，请继续查询结果"), nil
+		}
+		if err != nil {
+			return TaskCancelResult{}, err
+		}
+		if job == nil || !riverJobStateCancellable(job.State) {
+			return taskCancelUnavailable(task, "任务已不在可取消队列状态，请继续查询结果"), nil
+		}
+		if _, err := s.riverClient.JobDelete(ctx, task.RiverJobID); err != nil {
+			if errors.Is(err, rivertype.ErrJobRunning) || errors.Is(err, rivertype.ErrNotFound) {
+				return taskCancelUnavailable(task, "任务已被工作进程领取，当前不可取消，请继续查询结果"), nil
+			}
+			return TaskCancelResult{}, err
+		}
+	}
+
+	cancelledTask, cancelled, err := s.store.CancelQueuedTask(ctx, task.ID, "任务已取消")
+	if err != nil {
+		return TaskCancelResult{}, err
+	}
+	if !cancelled {
+		latest, latestErr := s.store.GetTask(ctx, task.ID)
+		if latestErr == nil {
+			return taskCancelUnavailable(latest, "任务状态已变化，当前不可取消，请继续查询结果"), nil
+		}
+		return taskCancelUnavailable(task, "任务状态已变化，当前不可取消，请继续查询结果"), nil
+	}
+	if err := s.emit(ctx, cancelledTask.ID, "task.cancelled", "cancelled", "cancelled", 1, "任务已取消", map[string]any{
+		"taskId": cancelledTask.ID,
+		"reason": "manual_cancel",
+	}, cancelledTask.RunMode == "simulation"); err != nil {
+		return TaskCancelResult{}, err
+	}
+	return TaskCancelResult{
+		TaskID:      cancelledTask.ID,
+		Cancelled:   true,
+		Cancellable: true,
+		Submitted:   false,
+		Message:     "任务已取消",
+	}, nil
+}
+
+func taskCancelUnavailable(task store.GatewayTask, message string) TaskCancelResult {
+	return TaskCancelResult{
+		TaskID:      task.ID,
+		Cancelled:   false,
+		Cancellable: false,
+		Submitted:   strings.TrimSpace(task.RemoteTaskID) != "",
+		Message:     message,
+	}
+}
+
+func taskCancelTerminalStatus(status string) bool {
+	switch strings.TrimSpace(status) {
+	case "succeeded", "failed", "cancelled":
+		return true
+	default:
+		return false
+	}
+}
+
+func riverJobStateCancellable(state rivertype.JobState) bool {
+	switch state {
+	case rivertype.JobStateAvailable, rivertype.JobStateScheduled, rivertype.JobStateRetryable, rivertype.JobStatePending:
+		return true
+	default:
+		return false
+	}
+}
+
+func taskAccessibleToUser(task store.GatewayTask, user *auth.User) bool {
+	if user == nil {
+		return false
+	}
+	if apiKeyID := strings.TrimSpace(user.APIKeyID); apiKeyID != "" {
+		if strings.TrimSpace(task.APIKeyID) != apiKeyID {
+			return false
+		}
+		if gatewayUserID := gatewayUserIDForAuth(user); gatewayUserID != "" {
+			return strings.TrimSpace(task.GatewayUserID) == gatewayUserID
+		}
+		if userID := strings.TrimSpace(user.ID); userID != "" {
+			return strings.TrimSpace(task.UserID) == userID
+		}
+		return true
+	}
+	if gatewayUserID := gatewayUserIDForAuth(user); gatewayUserID != "" {
+		return strings.TrimSpace(task.GatewayUserID) == gatewayUserID
+	}
+	userID := strings.TrimSpace(user.ID)
+	return userID != "" && strings.TrimSpace(task.UserID) == userID
+}
+
+func gatewayUserIDForAuth(user *auth.User) string {
+	if user == nil {
+		return ""
+	}
+	if user.GatewayUserID != "" {
+		return strings.TrimSpace(user.GatewayUserID)
+	}
+	if user.Source == "" || user.Source == "gateway" {
+		return strings.TrimSpace(user.ID)
+	}
+	return ""
+}