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e3e067c795
These are superseded by timing task execution generically in the NotifyTask superclass [1]. Note that we need to wait until we've gathered enough data under the new metrics before removing these. [1]: https://github.com/alphagov/notifications-api/pull/3201#pullrequestreview-633549376
85 lines
3.3 KiB
Python
85 lines
3.3 KiB
Python
from datetime import datetime, timedelta
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import iso8601
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from celery.exceptions import Retry
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from flask import current_app, json
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from sqlalchemy.orm.exc import NoResultFound
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from app import notify_celery, statsd_client
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from app.clients.email.aws_ses import get_aws_responses
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from app.config import QueueNames
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from app.dao import notifications_dao
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from app.models import NOTIFICATION_PENDING, NOTIFICATION_SENDING
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from app.notifications.notifications_ses_callback import (
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_check_and_queue_callback_task,
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_check_and_queue_complaint_callback_task,
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determine_notification_bounce_type,
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handle_complaint,
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)
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@notify_celery.task(bind=True, name="process-ses-result", max_retries=5, default_retry_delay=300)
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def process_ses_results(self, response):
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try:
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ses_message = json.loads(response['Message'])
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notification_type = ses_message['notificationType']
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bounce_message = None
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if notification_type == 'Bounce':
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notification_type, bounce_message = determine_notification_bounce_type(notification_type, ses_message)
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elif notification_type == 'Complaint':
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_check_and_queue_complaint_callback_task(*handle_complaint(ses_message))
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return True
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aws_response_dict = get_aws_responses(notification_type)
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notification_status = aws_response_dict['notification_status']
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reference = ses_message['mail']['messageId']
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try:
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notification = notifications_dao.dao_get_notification_or_history_by_reference(reference=reference)
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except NoResultFound:
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message_time = iso8601.parse_date(ses_message['mail']['timestamp']).replace(tzinfo=None)
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if datetime.utcnow() - message_time < timedelta(minutes=5):
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current_app.logger.info(
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f"notification not found for reference: {reference} (update to {notification_status}). "
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f"Callback may have arrived before notification was persisted to the DB. Adding task to retry queue"
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)
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self.retry(queue=QueueNames.RETRY)
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else:
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current_app.logger.warning(
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f"notification not found for reference: {reference} (update to {notification_status})"
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)
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return
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if bounce_message:
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current_app.logger.info(f"SES bounce for notification ID {notification.id}: {bounce_message}")
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if notification.status not in [NOTIFICATION_SENDING, NOTIFICATION_PENDING]:
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notifications_dao._duplicate_update_warning(
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notification=notification,
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status=notification_status
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)
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return
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else:
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notifications_dao.dao_update_notifications_by_reference(
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references=[reference],
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update_dict={'status': notification_status}
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)
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statsd_client.incr('callback.ses.{}'.format(notification_status))
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if notification.sent_at:
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statsd_client.timing_with_dates('callback.ses.elapsed-time', datetime.utcnow(), notification.sent_at)
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_check_and_queue_callback_task(notification)
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return True
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except Retry:
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raise
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except Exception as e:
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current_app.logger.exception('Error processing SES results: {}'.format(type(e)))
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self.retry(queue=QueueNames.RETRY)
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