summaryrefslogtreecommitdiffstats
path: root/api/resources/asynctask.py
blob: 39b47c0ee9bce57fc9e166cc8e1de059cec980f2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
# ############################################################################
# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
# ############################################################################
import uuid
import logging

from api.utils.common import result_handler
from api.database.v1.handlers import AsyncTaskHandler
from yardstick.common import constants as consts

LOG = logging.getLogger(__name__)
LOG.setLevel(logging.DEBUG)


def default(args):
    return _get_status(args)


def _get_status(args):
    try:
        task_id = args['task_id']
    except KeyError:
        return result_handler(consts.API_ERROR, 'task_id must be provided')

    try:
        uuid.UUID(task_id)
    except ValueError:
        return result_handler(consts.API_ERROR, 'invalid task_id')

    asynctask_handler = AsyncTaskHandler()
    try:
        asynctask = asynctask_handler.get_task_by_taskid(task_id)
    except ValueError:
        return result_handler(consts.API_ERROR, 'invalid task_id')

    def _unfinished():
        return result_handler(consts.TASK_NOT_DONE, {})

    def _finished():
        return result_handler(consts.TASK_DONE, {})

    def _error():
        return result_handler(consts.TASK_FAILED, asynctask.error)

    status = asynctask.status
    LOG.debug('Task status is: %s', status)

    if status not in [consts.TASK_NOT_DONE,
                      consts.TASK_DONE,
                      consts.TASK_FAILED]:
        return result_handler(consts.API_ERROR, 'internal server error')

    switcher = {
        consts.TASK_NOT_DONE: _unfinished,
        consts.TASK_DONE: _finished,
        consts.TASK_FAILED: _error
    }

    return switcher.get(status)()