def taskstatus(task_id):
from app.tasks import long_task
task = long_task.AsyncResult(task_id)
if task.state == 'PENDING':
# job did not start yet
response = {
'state': task.state,
'current': 0,
'total': 1,
'status': 'Pending...'
}
elif task.state != 'FAILURE':
response = {
'state': task.state,
'current': task.info.get('current', 0),
'total': task.info.get('total', 1),
'status': task.info.get('status', '')
}
if 'result' in task.info:
response['result'] = task.info['result']
else:
# something went wrong in the background job
response = {
'state': task.state,
'current': 1,
'total': 1,
'status': str(task.info), # this is the exception raised
}
return jsonify(response)
def get(self):
tid = request.args.get("id")
print(tid)
r = long_task.AsyncResult(tid)
if r.status == 'SUCCESS':
return {"msg": r.get()}
return {"msg": r.status}
def get(self, task_id):
from app.tasks import long_task
current_app.logger.debug("{} {}".format(request.method,
request.url_rule))
task = long_task.AsyncResult(task_id)
current_app.logger.info(
"Task (id: {}, state: {}, queue: {}) is retrieved from backend {}."
.format(task.task_id, task.state, task.queue, task.backend))
return {"state": task.state}
def taskprogress(task_id):
# 获取异步任务结果
task = long_task.AsyncResult(task_id)
# 等待处理
if task.state == 'PENDING':
response = {'state': task.state, 'current': 0, 'total': 1}
elif task.state != 'FAILURE':
response = {'state': task.state, 'current': task.info.get('current', 0), 'total': task.info.get('total', 1)}
# 处理完成
if 'result' in task.info:
response['result'] = task.info['result']
else:
# 后台任务出错
response = {'state': task.state, 'current': 1, 'total': 1}
return jsonify(response)
def inspect(task_id):
from app.tasks import long_task
# checking for a running task
if not task_id:
return make_response(jsonify({
"msg": "there is no task running",
}), 400)
# retreiving the task states
task = long_task.AsyncResult(task_id)
return make_response(
jsonify({
"state": str(task.state),
"info": task.info
}), 200)
def get_status():
# checking for a running task
task_id = r.get('taskid')
if not task_id:
return make_response(jsonify({
"msg": "there is no task running",
}), 400)
# retreiving the task states
from app.tasks import long_task
task = long_task.AsyncResult(task_id)
return make_response(
jsonify({
"task_id": task.id,
"task_state": task.state,
"data": task.info
}), 200)
def press_button():
from app.tasks import long_task
# checking for a running task
task_id = r.get('taskid')
if task_id:
task = long_task.AsyncResult(task_id)
if task.state == "PENDING" or task.state == "PROGRESS":
return make_response(
jsonify({
"msg": "there is another task running",
"task": task.id
}), 429)
# creating a new task
task = long_task.apply_async()
return make_response(jsonify({
"state": task.state,
"id": task.id,
}), 200)