Merge User Booking API Rev 1 (Try 3)

Signed-off-by: Sawyer Bergeron <sbergeron@iol.unh.edu>
Change-Id: Ie1eee0a59929f8da39f16bb6bc17ae3de4f1cba9
Signed-off-by: Sawyer Bergeron <sbergeron@iol.unh.edu>

1 files changed, 50 insertions, 38 deletions

diff --git a/src/booking/quick_deployer.py b/src/booking/quick_deployer.py
index 0a3bfc6..5e5bc8b 100644
--- a/src/booking/quick_deployer.py
+++ b/src/booking/quick_deployer.py
@@ -10,10 +10,11 @@
 
 import json
 from django.db.models import Q
+from django.db import transaction
 from datetime import timedelta
 from django.utils import timezone
 from django.core.exceptions import ValidationError
-from account.models import Lab
+from account.models import Lab, UserProfile
 
 from resource_inventory.models import (
     ResourceTemplate,
@@ -167,7 +168,7 @@ def generate_resource_bundle(template):
     return resource_bundle
 
 
-def check_invariants(request, **kwargs):
+def check_invariants(**kwargs):
     # TODO: This should really happen in the BookingForm validation methods
     installer = kwargs['installer']
     image = kwargs['image']
@@ -188,7 +189,7 @@ def check_invariants(request, **kwargs):
         # TODO
         # if image.host_type != host_profile:
         #    raise ValidationError("The chosen image is not available for the chosen host type")
-        if not image.public and image.owner != request.user:
+        if not image.public and image.owner != kwargs['owner']:
             raise ValidationError("You are not the owner of the chosen private image")
     if length < 1 or length > 21:
         raise BookingLengthException("Booking must be between 1 and 21 days long")
@@ -196,62 +197,73 @@ def check_invariants(request, **kwargs):
 
 def create_from_form(form, request):
     """
-    Create a Booking from the user's form.
-
-    Large, nasty method to create a booking or return a useful error
-    based on the form from the frontend
+    Parse data from QuickBookingForm to create booking
     """
     resource_field = form.cleaned_data['filter_field']
-    purpose_field = form.cleaned_data['purpose']
-    project_field = form.cleaned_data['project']
-    users_field = form.cleaned_data['users']
-    hostname = 'opnfv_host' if not form.cleaned_data['hostname'] else form.cleaned_data['hostname']
-    length = form.cleaned_data['length']
-
-    image = form.cleaned_data['image']
-    scenario = form.cleaned_data['scenario']
-    installer = form.cleaned_data['installer']
 
     lab, resource_template = parse_resource_field(resource_field)
     data = form.cleaned_data
     data['lab'] = lab
     data['resource_template'] = resource_template
-    check_invariants(request, **data)
+    data['owner'] = request.user
+
+    return _create_booking(data)
+
+
+def create_from_API(body, user):
+    """
+    Parse data from Automation API to create booking
+    """
+    booking_info = json.loads(body.decode('utf-8'))
+
+    data = {}
+    data['purpose'] = booking_info['purpose']
+    data['project'] = booking_info['project']
+    data['users'] = [UserProfile.objects.get(user__username=username)
+                     for username in booking_info['collaborators']]
+    data['hostname'] = booking_info['hostname']
+    data['length'] = booking_info['length']
+    data['installer'] = None
+    data['scenario'] = None
+
+    data['image'] = Image.objects.get(pk=booking_info['imageLabID'])
+
+    data['resource_template'] = ResourceTemplate.objects.get(pk=booking_info['templateID'])
+    data['lab'] = data['resource_template'].lab
+    data['owner'] = user
+
+    return _create_booking(data)
+
+
+@transaction.atomic
+def _create_booking(data):
+    check_invariants(**data)
 
     # check booking privileges
     # TODO: use the canonical booking_allowed method because now template might have multiple
     # machines
-    if Booking.objects.filter(owner=request.user, end__gt=timezone.now()).count() >= 3 and not request.user.userprofile.booking_privledge:
+    if Booking.objects.filter(owner=data['owner'], end__gt=timezone.now()).count() >= 3 and not data['owner'].userprofile.booking_privledge:
         raise PermissionError("You do not have permission to have more than 3 bookings at a time.")
 
-    ResourceManager.getInstance().templateIsReservable(resource_template)
-
-    resource_template = update_template(resource_template, image, hostname, request.user)
-
-    # if no installer provided, just create blank host
-    opnfv_config = None
-    if installer:
-        hconf = resource_template.getConfigs()[0]
-        opnfv_config = generate_opnfvconfig(scenario, installer, resource_template)
-        generate_hostopnfv(hconf, opnfv_config)
-
-    # generate resource bundle
-    resource_bundle = generate_resource_bundle(resource_template)
+    ResourceManager.getInstance().templateIsReservable(data['resource_template'])
+    data['resource_template'] = update_template(data['resource_template'], data['image'], 'opnfv_host' if not data['hostname'] else data['hostname'], data['owner'])
+    resource_bundle = generate_resource_bundle(data['resource_template'])
 
     # generate booking
     booking = Booking.objects.create(
-        purpose=purpose_field,
-        project=project_field,
-        lab=lab,
-        owner=request.user,
+        purpose=data['purpose'],
+        project=data['project'],
+        lab=data['lab'],
+        owner=data['owner'],
         start=timezone.now(),
-        end=timezone.now() + timedelta(days=int(length)),
+        end=timezone.now() + timedelta(days=int(data['length'])),
         resource=resource_bundle,
-        opnfv_config=opnfv_config
+        opnfv_config=None
     )
+
     booking.pdf = PDFTemplater.makePDF(booking)
 
-    for collaborator in users_field:  # list of UserProfiles
+    for collaborator in data['users']:  # list of UserProfiles
         booking.collaborators.add(collaborator.user)
 
     booking.save()