Add warning email and notification

This adds the abandoned changes made to the notification
system and also adds a simple task to check for expiring
bookings and sends out emails and notifications.

Change-Id: I1530d19f41cf93626bb642e6b269f9ec55860b81
Signed-off-by: Brandon Lo <lobrandon1217@gmail.com>

1 files changed, 25 insertions, 0 deletions

diff --git a/src/templates/notifier/email_expiring.txt b/src/templates/notifier/email_expiring.txt
new file mode 100644
index 0000000..72c9a83
--- /dev/null
+++ b/src/templates/notifier/email_expiring.txt
@@ -0,0 +1,25 @@
+{{user_name|default:"Developer"}},
+
+{% if owner %}
+The booking you requested from the OPNFV Lab as a Service is about to expire.
+{% else %}
+The booking you collaborate on at the OPNFV Lab as a Service is about to expire.
+{% endif %}
+
+booking information:
+    start: {{booking.start}}
+    end: {{booking.end}}
+    machines:
+        {% for host in hosts %}
+        - {{host}}
+        {% endfor %}
+    purpose: {{booking.purpose}}
+
+You may visit the following link for more information:
+{{booking_url}}
+
+Please take the time to backup all data or extend the booking if needed.
+
+Thank you for contributing to the OPNFV platform!
+
+    - The Lab-as-a-Service team