func (this *Fetcher) pushTasksHandler(w http.ResponseWriter, req *http.Request) {
log.Debugln("get request: ", req.RemoteAddr, req.URL)
req.ParseForm()
tasksJson := req.Form.Get("tasks")
taskPacks := []types.TaskPack{}
var err error = nil
var result = types.JsonResult{}
if tasksJson != "" {
err = json.Unmarshal([]byte(tasksJson), &taskPacks)
if err != nil {
msg := "Unmarshal task packs error: " + err.Error()
log.Errorln(msg)
result.Err = ErrDataError
result.Msg = msg
} else {
//添加任务到队列
//最多只允许执行1秒钟
timerChan := time.After(1 * time.Second)
cnt := 0
for _, pack := range taskPacks {
select {
case this.taskQueue <- pack:
cnt++
case <-timerChan:
break
}
}
result.Err = ErrOk
result.Data = taskPacks[:cnt] //将成功进入队列的任务返回
}
} else {
msg := "missing `tasks` key or has no content in the POST request."
log.Warnln(msg)
result.Err = ErrInputError
result.Msg = msg
}
utils.OutputJsonResult(w, result)
}
func (this *Scheduler) reportTaskHandler(w http.ResponseWriter, req *http.Request) {
requiredParams := map[string]string{"task_id": "int", "done": "int"}
_, err := utils.CheckHttpParams(req, requiredParams)
result := types.JsonResult{}
if err != nil {
log.Errorln(err)
result.Err = ErrInputError
result.Msg = err.Error()
utils.OutputJsonResult(w, result)
return
}
taskId := req.Form.Get("task_id")
intTaskId, _ := strconv.Atoi(taskId)
task := types.CrawlTask{Id: int32(intTaskId)}
tasks := []types.CrawlTask{task}
done := req.Form.Get("done")
var status dao.TaskStatus
if done == "1" {
status = dao.TASK_FINISH
} else {
status = dao.TASK_FAILED
}
_, err = this.taskDao.SetTasksStatus(tasks, status)
if err != nil {
msg := fmt.Sprintf("set task %s status to %d, error: %v", taskId, status, err)
log.Errorln(msg)
result.Err = ErrDbError
result.Msg = msg
} else {
log.Errorln("set task ", taskId, " status to ", status, " finished.")
result.Err = ErrOk
}
utils.OutputJsonResult(w, result)
}