79 lines
2.8 KiB
Python
79 lines
2.8 KiB
Python
"""
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Celery tasks used by cms_user_tasks
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"""
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import json
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import botocore
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from celery import shared_task
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from celery.exceptions import MaxRetriesExceededError
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from celery.utils.log import get_task_logger
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from django.conf import settings
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from django.core import mail
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from edx_django_utils.monitoring import set_code_owner_attribute
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from common.djangoapps.edxmako.shortcuts import render_to_string
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from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
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LOGGER = get_task_logger(__name__)
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TASK_COMPLETE_EMAIL_MAX_RETRIES = 3
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TASK_COMPLETE_EMAIL_TIMEOUT = 60
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@shared_task(bind=True)
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@set_code_owner_attribute
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def send_task_complete_email(self, task_name, task_state_text, dest_addr, detail_url,
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olx_validation_text=None, is_course_optimizer_task=False):
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"""
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Sending an email to the users when an async task completes.
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"""
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retries = self.request.retries
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context = {
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'task_name': task_name,
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'task_status': task_state_text,
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'detail_url': detail_url,
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'olx_validation_errors': {},
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'is_course_optimizer_task': is_course_optimizer_task,
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}
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if olx_validation_text:
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try:
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context['olx_validation_errors'] = json.loads(olx_validation_text)
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except ValueError: # includes simplejson.decoder.JSONDecodeError
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LOGGER.error(f'Unable to parse CourseOlx validation text: {olx_validation_text}')
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subject = render_to_string('emails/user_task_complete_email_subject.txt', context)
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# Eliminate any newlines
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subject = ''.join(subject.splitlines())
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message = render_to_string('emails/user_task_complete_email.txt', context)
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from_address = configuration_helpers.get_value(
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'email_from_address',
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settings.DEFAULT_FROM_EMAIL
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)
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try:
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mail.send_mail(subject, message, from_address, [dest_addr], fail_silently=False)
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LOGGER.info("Task complete email has been sent to User %s", dest_addr)
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except botocore.exceptions.ClientError:
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LOGGER.info(
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'Retrying sending email to user %s, attempt # %s of %s',
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dest_addr,
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retries,
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TASK_COMPLETE_EMAIL_MAX_RETRIES
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)
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try:
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self.retry(countdown=TASK_COMPLETE_EMAIL_TIMEOUT, max_retries=TASK_COMPLETE_EMAIL_MAX_RETRIES)
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except MaxRetriesExceededError:
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LOGGER.error(
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'Unable to send task completion email to user from "%s" to "%s"',
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from_address,
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dest_addr,
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exc_info=True
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)
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except Exception: # pylint: disable=broad-except
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LOGGER.exception(
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'Unable to send task completion email to user from "%s" to "%s"',
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from_address,
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dest_addr,
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exc_info=True
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)
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