46 lines
1.7 KiB
Python
46 lines
1.7 KiB
Python
"""
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This file contains celery tasks for ccxcon
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"""
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from celery.task import task # pylint: disable=no-name-in-module, import-error
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from celery.utils.log import get_task_logger # pylint: disable=no-name-in-module, import-error
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from requests.exceptions import (
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ConnectionError,
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HTTPError,
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RequestException,
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TooManyRedirects
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)
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from opaque_keys.edx.keys import CourseKey
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from openedx.core.djangoapps.ccxcon import api
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log = get_task_logger(__name__)
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@task()
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def update_ccxcon(course_id, cur_retry=0):
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"""
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Pass through function to update course information on CCXCon.
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Takes care of retries in case of some specific exceptions.
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Args:
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course_id (str): string representing a course key
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cur_retry (int): integer representing the current task retry
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"""
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course_key = CourseKey.from_string(course_id)
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try:
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api.course_info_to_ccxcon(course_key)
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log.info('Course update to CCXCon returned no errors. Course key: %s', course_id)
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except (ConnectionError, HTTPError, RequestException, TooManyRedirects, api.CCXConnServerError) as exp:
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log.error('Course update to CCXCon failed for course_id %s with error: %s', course_id, exp)
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# in case the maximum amount of retries has not been reached,
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# insert another task delayed exponentially up to 5 retries
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if cur_retry < 5:
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update_ccxcon.apply_async(
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kwargs={'course_id': course_id, 'cur_retry': cur_retry + 1},
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countdown=10 ** cur_retry # number of seconds the task should be delayed
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)
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log.info('Requeued celery task for course key %s ; retry # %s', course_id, cur_retry + 1)
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