feat: support cancel button

models/bots/task.go

@@ -430,8 +430,10 @@ func UpdateTaskByState(state *runnerv1.TaskState) (*Task, error) {
 	e := db.GetEngine(ctx)
 
 	task := &Task{}
-	if _, err := e.ID(state.Id).Get(task); err != nil {
+	if has, err := e.ID(state.Id).Get(task); err != nil {
 		return nil, err
+	} else if !has {
+		return nil, util.ErrNotExist
 	}
 
 	if state.Result != runnerv1.Result_RESULT_UNSPECIFIED {
@@ -483,54 +485,55 @@ func UpdateTaskByState(state *runnerv1.TaskState) (*Task, error) {
 	return task, nil
 }
 
-func StopTask(ctx context.Context, task *Task, result runnerv1.Result) (*Task, error) {
-	ctx, commiter, err := db.TxContext(ctx)
-	if err != nil {
-		return nil, err
+func StopTask(ctx context.Context, taskID int64, status Status) error {
+	if !status.IsDone() {
+		return fmt.Errorf("cannot stop task with status %v", status)
 	}
-	defer commiter.Close()
-
 	e := db.GetEngine(ctx)
 
+	task := &Task{}
+	if has, err := e.ID(taskID).Get(task); err != nil {
+		return err
+	} else if !has {
+		return util.ErrNotExist
+	}
+	if task.Status.IsDone() {
+		return nil
+	}
+
 	now := timeutil.TimeStampNow()
-	if result != runnerv1.Result_RESULT_UNSPECIFIED {
-		task.Status = Status(result)
-		task.Stopped = now
-		if _, err := UpdateRunJob(ctx, &RunJob{
-			ID:      task.JobID,
-			Status:  task.Status,
-			Stopped: task.Stopped,
-		}, nil); err != nil {
-			return nil, err
-		}
+	task.Status = status
+	task.Stopped = now
+	if _, err := UpdateRunJob(ctx, &RunJob{
+		ID:      task.JobID,
+		Status:  task.Status,
+		Stopped: task.Stopped,
+	}, nil); err != nil {
+		return err
 	}
 
 	if _, err := e.ID(task.ID).Update(task); err != nil {
-		return nil, err
+		return err
 	}
 
 	if err := task.LoadAttributes(ctx); err != nil {
-		return nil, err
+		return err
 	}
 
 	for _, step := range task.Steps {
 		if !step.Status.IsDone() {
-			step.Status = Status(result)
+			step.Status = status
 			if step.Started == 0 {
 				step.Started = now
 			}
 			step.Stopped = now
 		}
 		if _, err := e.ID(step.ID).Update(step); err != nil {
-			return nil, err
+			return err
 		}
 	}
 
-	if err := commiter.Commit(); err != nil {
-		return nil, err
-	}
-
-	return task, nil
+	return nil
 }
 
 func isSubset(set, subset []string) bool {

routers/web/repo/builds/view.go

@@ -10,6 +10,7 @@ import (
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/bots"
 	context_module "code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/timeutil"
 	"code.gitea.io/gitea/modules/web"
 
 	runnerv1 "gitea.com/gitea/proto-go/runner/v1"
@@ -45,8 +46,9 @@ type ViewRequest struct {
 type ViewResponse struct {
 	StateData struct {
 		BuildInfo struct {
-			HTMLURL string `json:"htmlurl"`
-			Title   string `json:"title"`
+			HTMLURL    string `json:"htmlurl"`
+			Title      string `json:"title"`
+			Cancelable bool   `json:"cancelable"`
 		} `json:"buildInfo"`
 		AllJobGroups   []ViewGroup `json:"allJobGroups"`
 		CurrentJobInfo struct {
@@ -103,6 +105,7 @@ func ViewPost(ctx *context_module.Context) {
 	resp := &ViewResponse{}
 	resp.StateData.BuildInfo.Title = run.Title
 	resp.StateData.BuildInfo.HTMLURL = run.HTMLURL()
+	resp.StateData.BuildInfo.Cancelable = !run.Status.IsDone()
 
 	respJobs := make([]*ViewJob, len(jobs))
 	for i, v := range jobs {
@@ -115,8 +118,8 @@ func ViewPost(ctx *context_module.Context) {
 
 	resp.StateData.AllJobGroups = []ViewGroup{
 		{
-			Summary: "Only One Group", // TODO: maybe we don't need job group
-			Jobs:    respJobs,
+			// TODO: maybe we don't need job group
+			Jobs: respJobs,
 		},
 	}
 
@@ -221,6 +224,45 @@ func Rerun(ctx *context_module.Context) {
 	ctx.JSON(http.StatusOK, struct{}{})
 }
 
+func Cancel(ctx *context_module.Context) {
+	runIndex := ctx.ParamsInt64("run")
+
+	_, jobs := getRunJobs(ctx, runIndex, -1)
+	if ctx.Written() {
+		return
+	}
+
+	if err := db.WithTx(ctx, func(ctx context.Context) error {
+		for _, job := range jobs {
+			status := job.Status
+			if status.IsDone() {
+				continue
+			}
+			if job.TaskID == 0 {
+				job.Status = bots_model.StatusCancelled
+				job.Stopped = timeutil.TimeStampNow()
+				n, err := bots_model.UpdateRunJob(ctx, job, builder.Eq{"task_id": 0}, "status", "stopped")
+				if err != nil {
+					return err
+				}
+				if n == 0 {
+					return fmt.Errorf("job has changed, try again")
+				}
+				continue
+			}
+			if err := bots_model.StopTask(ctx, job.TaskID, bots_model.StatusCancelled); err != nil {
+				return err
+			}
+		}
+		return nil
+	}); err != nil {
+		ctx.Error(http.StatusInternalServerError, err.Error())
+		return
+	}
+
+	ctx.JSON(http.StatusOK, struct{}{})
+}
+
 func getRunJobs(ctx *context_module.Context, runIndex, jobIndex int64) (current *bots_model.RunJob, jobs []*bots_model.RunJob) {
 	run, err := bots_model.GetRunByIndex(ctx, ctx.Repo.Repository.ID, runIndex)
 	if err != nil {
@@ -242,12 +284,12 @@ func getRunJobs(ctx *context_module.Context, runIndex, jobIndex int64) (current
 		v.Run = run
 	}
 
-	if jobIndex < 0 || jobIndex >= int64(len(jobs)) {
+	if jobIndex >= 0 && jobIndex < int64(len(jobs)) {
 		if len(jobs) == 0 {
 			ctx.Error(http.StatusNotFound, fmt.Sprintf("run %v has no job %v", runIndex, jobIndex))
 			return nil, nil
 		}
+		current = jobs[jobIndex]
 	}
-	current = jobs[jobIndex]
 	return
 }

routers/web/web.go

@@ -1225,7 +1225,7 @@ func RegisterRoutes(m *web.Route) {
 						Post(bindIgnErr(builds.ViewRequest{}), builds.ViewPost)
 					m.Post("/rerun", builds.Rerun)
 				})
-
+				m.Post("/cancel", builds.Cancel)
 			})
 		}, reqRepoBuildsReader, builds.MustEnableBuilds)
 

services/bots/clear_tasks.go

@@ -12,8 +12,6 @@ import (
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/timeutil"
-
-	runnerv1 "gitea.com/gitea/proto-go/runner/v1"
 )
 
 const (
@@ -34,7 +32,9 @@ func StopZombieTasks(ctx context.Context) error {
 	}
 
 	for _, task := range tasks {
-		if _, err := bots_model.StopTask(ctx, task, runnerv1.Result_RESULT_FAILURE); err != nil {
+		if err := db.WithTx(ctx, func(ctx context.Context) error {
+			return bots_model.StopTask(ctx, task.ID, bots_model.StatusFailure)
+		}); err != nil {
 			log.Warn("stop zombie task %v: %v", task.ID, err)
 			// go on
 		}
@@ -54,7 +54,9 @@ func StopEndlessTasks(ctx context.Context) error {
 	}
 
 	for _, task := range tasks {
-		if _, err := bots_model.StopTask(ctx, task, runnerv1.Result_RESULT_FAILURE); err != nil {
+		if err := db.WithTx(ctx, func(ctx context.Context) error {
+			return bots_model.StopTask(ctx, task.ID, bots_model.StatusFailure)
+		}); err != nil {
 			log.Warn("stop endless task %v: %v", task.ID, err)
 			// go on
 		}

web_src/js/components/RepoBuildView.vue

@@ -6,9 +6,9 @@
       </div>
 
       <div class="job-group-section" v-for="(jobGroup, i) in allJobGroups" :key="i">
-        <div class="job-group-summary">
-          {{ jobGroup.summary }}
-        </div>
+<!--        <div class="job-group-summary">-->
+<!--          {{ jobGroup.summary }}-->
+<!--        </div>-->
         <div class="job-brief-list">
           <a class="job-brief-item" v-for="(job, index) in jobGroup.jobs" :key="job.id" v-bind:href="buildInfo.htmlurl+'/jobs/'+index">
             <SvgIcon name="octicon-check-circle-fill" class="green" v-if="job.status === 'success'"/>
@@ -23,6 +23,7 @@
             </button>
           </a>
         </div>
+        <button class="ui fluid tiny basic red button" @click="cancelRun()" v-if="buildInfo.cancelable">Cancel</button>
       </div>
     </div>
 
@@ -160,6 +161,17 @@ const sfc = {
         body: {},
       });
     },
+    // cancel a run
+    cancelRun() {
+      fetch(this.buildInfo.htmlurl+'/cancel', {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+          'X-Csrf-Token': csrfToken,
+        },
+        body: {},
+      });
+    },
 
     formatDuration(d) {
       d = Math.round(d);