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#!/usr/bin/env python
# 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
"""
Resources to retrieve the task results
"""
import errno
import json
import logging
import os
import uuid
from flask import jsonify
from functest.api.base import ApiResource
from functest.api.common import api_utils
from functest.api.database.v1.handlers import TasksHandler
from functest.utils.constants import CONST
LOGGER = logging.getLogger(__name__)
class V1Task(ApiResource):
""" V1Task Resource class"""
def get(self, task_id): # pylint: disable=no-self-use
""" GET the result of the task id """
try:
uuid.UUID(task_id)
except ValueError:
return api_utils.result_handler(status=1, data='Invalid task id')
task_handler = TasksHandler()
try:
task = task_handler.get_task_by_taskid(task_id)
except ValueError:
return api_utils.result_handler(status=1, data='No such task id')
status = task.status
LOGGER.debug('Task status is: %s', status)
if status not in ['IN PROGRESS', 'FAIL', 'FINISHED']:
return api_utils.result_handler(status=1,
data='internal server error')
switcher = {'IN PROGRESS': 0, 'FAIL': 1, 'FINISHED': 2}
if status == 'IN PROGRESS':
result = {'status': switcher.get(status), 'result': ''}
elif status == 'FAIL':
result = {'status': switcher.get(status), 'error': task.error}
else:
result = {'status': switcher.get(status),
'result': json.loads(task.result)}
return jsonify(result)
class V1TaskLog(ApiResource):
""" V1TaskLog Resource class"""
def get(self, task_id): # pylint: disable=no-self-use
""" GET the log of the task id """
try:
uuid.UUID(task_id)
except ValueError:
return api_utils.result_handler(status=1, data='Invalid task id')
task_handler = TasksHandler()
try:
task = task_handler.get_task_by_taskid(task_id)
except ValueError:
return api_utils.result_handler(status=1, data='No such task id')
task_log_dir = CONST.__getattribute__('dir_results')
# pylint: disable=maybe-no-member
index = int(self._get_args().get('index', 0))
try:
with open(os.path.join(task_log_dir,
'{}.log'.format(task_id)), 'r') as log_file:
log_file.seek(index)
data = log_file.readlines()
index = log_file.tell()
except OSError as err:
if err.errno == errno.ENOENT:
return api_utils.result_handler(
status=1, data='Log file does not exist')
return api_utils.result_handler(
status=1, data='Error with log file')
return_data = {'data': data, 'index': index}
switcher = {'IN PROGRESS': 0, 'FAIL': 1, 'FINISHED': 2}
return api_utils.result_handler(status=switcher.get(task.status),
data=return_data)
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