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##############################################################################
# Copyright (c) 2016 Max Breitenfeldt and others.
# Copyright (c) 2018 Parker Berberian, Sawyer Bergeron, and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from django.contrib.auth.decorators import login_required
from django.shortcuts import redirect
from django.utils.decorators import method_decorator
from django.utils import timezone
from django.views import View
from django.http.response import JsonResponse, HttpResponse
from rest_framework import viewsets
from rest_framework.authtoken.models import Token
from django.views.decorators.csrf import csrf_exempt
from django.core.exceptions import ObjectDoesNotExist
from api.serializers.booking_serializer import BookingSerializer
from api.serializers.old_serializers import UserSerializer
from api.forms import DowntimeForm
from account.models import UserProfile
from booking.models import Booking
from api.models import LabManagerTracker, get_task, CloudInitFile
from notifier.manager import NotificationHandler
from analytics.models import ActiveVPNUser
import json
"""
API views.
All functions return a Json blob
Most functions that deal with info from a specific lab (tasks, host info)
requires the Lab auth token.
for example, curl -H auth-token:mylabsauthtoken url
Most functions let you GET or POST to the same endpoint, and
the correct thing will happen
"""
class BookingViewSet(viewsets.ModelViewSet):
queryset = Booking.objects.all()
serializer_class = BookingSerializer
filter_fields = ('resource', 'id')
class UserViewSet(viewsets.ModelViewSet):
queryset = UserProfile.objects.all()
serializer_class = UserSerializer
@method_decorator(login_required, name='dispatch')
class GenerateTokenView(View):
def get(self, request, *args, **kwargs):
user = self.request.user
token, created = Token.objects.get_or_create(user=user)
if not created:
token.delete()
Token.objects.create(user=user)
return redirect('account:settings')
def lab_inventory(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return JsonResponse(lab_manager.get_inventory(), safe=False)
@csrf_exempt
def lab_host(request, lab_name="", host_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "GET":
return JsonResponse(lab_manager.get_host(host_id), safe=False)
if request.method == "POST":
return JsonResponse(lab_manager.update_host(host_id, request.POST), safe=False)
def get_pdf(request, lab_name="", booking_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return HttpResponse(lab_manager.get_pdf(booking_id), content_type="text/plain")
def get_idf(request, lab_name="", booking_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return HttpResponse(lab_manager.get_idf(booking_id), content_type="text/plain")
def lab_status(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "POST":
return JsonResponse(lab_manager.set_status(request.POST), safe=False)
return JsonResponse(lab_manager.get_status(), safe=False)
def lab_users(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return HttpResponse(lab_manager.get_users(), content_type="text/plain")
def lab_user(request, lab_name="", user_id=-1):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return HttpResponse(lab_manager.get_user(user_id), content_type="text/plain")
@csrf_exempt
def update_host_bmc(request, lab_name="", host_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "POST":
# update / create RemoteInfo for host
return JsonResponse(
lab_manager.update_host_remote_info(request.POST, host_id),
safe=False
)
def lab_profile(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return JsonResponse(lab_manager.get_profile(), safe=False)
@csrf_exempt
def specific_task(request, lab_name="", job_id="", task_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
LabManagerTracker.get(lab_name, lab_token) # Authorize caller, but we dont need the result
if request.method == "POST":
task = get_task(task_id)
if 'status' in request.POST:
task.status = request.POST.get('status')
if 'message' in request.POST:
task.message = request.POST.get('message')
if 'lab_token' in request.POST:
task.lab_token = request.POST.get('lab_token')
task.save()
NotificationHandler.task_updated(task)
d = {}
d['task'] = task.config.get_delta()
m = {}
m['status'] = task.status
m['job'] = str(task.job)
m['message'] = task.message
d['meta'] = m
return JsonResponse(d, safe=False)
elif request.method == "GET":
return JsonResponse(get_task(task_id).config.get_delta())
@csrf_exempt
def specific_job(request, lab_name="", job_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "POST":
return JsonResponse(lab_manager.update_job(job_id, request.POST), safe=False)
return JsonResponse(lab_manager.get_job(job_id), safe=False)
@csrf_exempt
def resource_cidata(request, lab_name="", job_id="", resource_id=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
job = lab_manager.get_job(job_id)
cifile = None
try:
cifile = CloudInitFile.get(job.booking.id, resource_id)
except ObjectDoesNotExist:
return HttpResponseNotFound("Could not find a matching resource by id " + str(resource_id))
return HttpResponse(cifile.serialize(), status=200)
def new_jobs(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return JsonResponse(lab_manager.get_new_jobs(), safe=False)
def current_jobs(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return JsonResponse(lab_manager.get_current_jobs(), safe=False)
@csrf_exempt
def analytics_job(request, lab_name=""):
""" returns all jobs with type booking"""
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "GET":
return JsonResponse(lab_manager.get_analytics_job(), safe=False)
if request.method == "POST":
users = json.loads(request.body.decode('utf-8'))['active_users']
try:
ActiveVPNUser.create(lab_name, users)
except ObjectDoesNotExist:
return JsonResponse('Lab does not exist!', safe=False)
return HttpResponse(status=200)
return HttpResponse(status=405)
def lab_downtime(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
if request.method == "GET":
return JsonResponse(lab_manager.get_downtime_json())
if request.method == "POST":
return post_lab_downtime(request, lab_manager)
if request.method == "DELETE":
return delete_lab_downtime(lab_manager)
return HttpResponse(status=405)
def post_lab_downtime(request, lab_manager):
current_downtime = lab_manager.get_downtime()
if current_downtime.exists():
return JsonResponse({"error": "Lab is already in downtime"}, status=422)
form = DowntimeForm(request.POST)
if form.is_valid():
return JsonResponse(lab_manager.create_downtime(form))
else:
return JsonResponse(form.errors.get_json_data(), status=400)
def delete_lab_downtime(lab_manager):
current_downtime = lab_manager.get_downtime()
if current_downtime.exists():
dt = current_downtime.first()
dt.end = timezone.now()
dt.save()
return JsonResponse(lab_manager.get_downtime_json(), safe=False)
else:
return JsonResponse({"error": "Lab is not in downtime"}, status=422)
def done_jobs(request, lab_name=""):
lab_token = request.META.get('HTTP_AUTH_TOKEN')
lab_manager = LabManagerTracker.get(lab_name, lab_token)
return JsonResponse(lab_manager.get_done_jobs(), safe=False)
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