New task to send the inbound sms to the service.

If the service has not set the url then nothing happens.
If the request to the service url returns with 500 or greater the task is retries.
The task is created when the SMS provider post the inbound SMS.

app/celery/tasks.py

@@ -1,3 +1,4 @@
+import json
 from datetime import (datetime)
 from collections import namedtuple
 
@@ -6,6 +7,8 @@ from notifications_utils.recipients import (
     RecipientCSV
 )
 from notifications_utils.template import SMSMessageTemplate, WithSubjectTemplate, LetterDVLATemplate
+from requests import HTTPError
+from requests import request
 from sqlalchemy.exc import SQLAlchemyError
 from app import (
     create_uuid,
@@ -17,6 +20,7 @@ from app import (
 from app.aws import s3
 from app.celery import provider_tasks
 from app.config import QueueNames
+from app.dao.inbound_sms_dao import dao_get_inbound_sms_by_id
 from app.dao.jobs_dao import (
     dao_update_job,
     dao_get_job_by_id,
@@ -25,6 +29,7 @@ from app.dao.jobs_dao import (
     dao_update_job_status)
 from app.dao.notifications_dao import get_notification_by_id, dao_update_notifications_sent_to_dvla
 from app.dao.provider_details_dao import get_current_provider
+from app.dao.service_inbound_api_dao import get_service_inbound_api_for_service
 from app.dao.services_dao import dao_fetch_service_by_id, fetch_todays_total_message_count
 from app.dao.templates_dao import dao_get_template_by_id
 from app.models import (
@@ -371,3 +376,43 @@ def process_updates_from_file(response_file):
     NotificationUpdate = namedtuple('NotificationUpdate', ['reference', 'status', 'page_count', 'cost_threshold'])
     notification_updates = [NotificationUpdate(*line.split('|')) for line in response_file.splitlines()]
     return notification_updates
+
+
+@notify_celery.task(bind=True, name="send-inbound-sms", max_retries=5, default_retry_delay=300)
+@statsd(namespace="tasks")
+def send_inbound_sms_to_service(self, inbound_sms_id, service_id):
+    inbound_api = get_service_inbound_api_for_service(service_id=service_id)
+    if not inbound_api:
+        # No API data has been set for this service
+        return
+
+    inbound_sms = dao_get_inbound_sms_by_id(service_id=service_id,
+                                            inbound_id=inbound_sms_id)
+    data = {
+        "id": str(inbound_sms.id),
+        "from_number": inbound_sms.user_number,
+        "content": inbound_sms.content,
+        "date_received": inbound_sms.provider_date.strftime(DATETIME_FORMAT)
+    }
+
+    response = request(
+        method="POST",
+        url=inbound_api.url,
+        data=json.dumps(data),
+        headers={
+            'Content-Type': 'application/json',
+            'Authorization': 'Bearer {}'.format(inbound_api.bearer_token)
+        },
+        timeout=60
+    )
+    try:
+        response.raise_for_status()
+    except HTTPError as e:
+        current_app.logger.exception("Exception raised in send_inbound_sms_to_service for service_id: {} and url: {}. "
+                                     "\n{}".format(service_id, inbound_api.url, e))
+        if e.response.status_code >= 500:
+            self.retry(queue=QueueNames.RETRY,
+                       exc='Unable to send_inbound_sms_to_service for service_id: {} and url: {}. \n{}'.format(
+                           service_id, inbound_api.url, e))
+    except self.MaxRetriesExceededError:
+        current_app.logger.exception('Retry: send_inbound_sms_to_service has retried the max number of times')