Files
notifications-api/app/celery/provider_tasks.py

83 lines
3.8 KiB
Python

from flask import current_app
from sqlalchemy.orm.exc import NoResultFound
from app import notify_celery
from app.clients.email import EmailClientNonRetryableException
from app.clients.email.aws_ses import AwsSesClientThrottlingSendRateException
from app.clients.sms import SmsClientResponseException
from app.config import QueueNames
from app.dao import notifications_dao
from app.dao.notifications_dao import (
insert_notification_history_delete_notifications_by_id,
update_notification_status_by_id,
)
from app.delivery import send_to_providers
from app.exceptions import NotificationTechnicalFailureException
from app.models import NOTIFICATION_TECHNICAL_FAILURE
@notify_celery.task(bind=True, name="deliver_sms", max_retries=48, default_retry_delay=300)
def deliver_sms(self, notification_id):
try:
current_app.logger.info("Start sending SMS for notification id: {}".format(notification_id))
notification = notifications_dao.get_notification_by_id(notification_id)
if not notification:
raise NoResultFound()
send_to_providers.send_sms_to_provider(notification)
except Exception as e:
if isinstance(e, SmsClientResponseException):
current_app.logger.warning(
"SMS notification delivery for id: {} failed".format(notification_id),
exc_info=True
)
else:
current_app.logger.exception(
"SMS notification delivery for id: {} failed".format(notification_id)
)
try:
if self.request.retries == 0:
self.retry(queue=QueueNames.RETRY, countdown=0)
else:
self.retry(queue=QueueNames.RETRY)
insert_notification_history_delete_notifications_by_id(notification_id)
except self.MaxRetriesExceededError:
message = "RETRY FAILED: Max retries reached. The task send_sms_to_provider failed for notification {}. " \
"Notification has been updated to technical-failure".format(notification_id)
update_notification_status_by_id(notification_id, NOTIFICATION_TECHNICAL_FAILURE)
raise NotificationTechnicalFailureException(message)
insert_notification_history_delete_notifications_by_id(notification_id)
@notify_celery.task(bind=True, name="deliver_email", max_retries=48, default_retry_delay=300)
def deliver_email(self, notification_id):
try:
current_app.logger.info("Start sending email for notification id: {}".format(notification_id))
notification = notifications_dao.get_notification_by_id(notification_id)
if not notification:
raise NoResultFound()
send_to_providers.send_email_to_provider(notification)
except EmailClientNonRetryableException as e:
current_app.logger.exception(
f"Email notification {notification_id} failed: {e}"
)
update_notification_status_by_id(notification_id, 'technical-failure')
except Exception as e:
try:
if isinstance(e, AwsSesClientThrottlingSendRateException):
current_app.logger.warning(
f"RETRY: Email notification {notification_id} was rate limited by SES"
)
else:
current_app.logger.exception(
f"RETRY: Email notification {notification_id} failed"
)
self.retry(queue=QueueNames.RETRY)
except self.MaxRetriesExceededError:
message = "RETRY FAILED: Max retries reached. " \
"The task send_email_to_provider failed for notification {}. " \
"Notification has been updated to technical-failure".format(notification_id)
update_notification_status_by_id(notification_id, NOTIFICATION_TECHNICAL_FAILURE)
raise NotificationTechnicalFailureException(message)