dashboard/src/dashboard/tasks.py

   1 ##############################################################################
   2 # Copyright (c) 2016 Max Breitenfeldt and others.
   3 # Copyright (c) 2018 Parker Berberian, Sawyer Bergeron, and others.
   4 #
   5 # All rights reserved. This program and the accompanying materials
   6 # are made available under the terms of the Apache License, Version 2.0
   7 # which accompanies this distribution, and is available at
   8 # http://www.apache.org/licenses/LICENSE-2.0
   9 ##############################################################################
  10
  11
  12 from celery import shared_task
  13 from django.utils import timezone
  14 from django.db.models import Q
  15 from booking.models import Booking
  16 from notifier.manager import NotificationHandler
  17 from api.models import *
  18 from resource_inventory.resource_manager import ResourceManager
  19
  20
  21 @shared_task
  22 def booking_poll():
  23     def cleanup_hardware(qs):
  24         for hostrelation in qs:
  25             config = hostrelation.config
  26             config.clear_delta()
  27             config.set_power("off")
  28             config.save()
  29             hostrelation.status=JobStatus.NEW
  30             hostrelation.save()
  31
  32     def cleanup_network(qs):
  33         for hostrelation in qs:
  34             network = hostrelation.config
  35             network.interfaces.clear()
  36             host = hostrelation.host
  37             network.clear_delta()
  38             vlans = []
  39             for interface in host.interfaces.all():
  40                 for vlan in interface.config.all():
  41                     if vlan.public:
  42                         try:
  43                             host.lab.vlan_manager.release_public_vlan(vlan.vlan_id)
  44                         except:  # will fail if we already released in this loop
  45                             pass
  46                     else:
  47                         vlans.append(vlan.vlan_id)
  48
  49                 # release all vlans
  50                 if len(vlans) > 0:
  51                     host.lab.vlan_manager.release_vlans(vlans)
  52
  53                 interface.config.clear()
  54                 network.add_interface(interface)
  55                 network.save()
  56             hostrelation.status=JobStatus.NEW
  57             hostrelation.save()
  58
  59     def cleanup_software(qs):
  60         if qs.exists():
  61             relation = qs.first()
  62             software = relation.config.opnfv
  63             software.clear_delta()
  64             software.save()
  65             relation.status=JobStatus.NEW
  66             relation.save()
  67
  68     def cleanup_access(qs):
  69         for relation in qs:
  70             pass # TODO
  71
  72     cleanup_set = Booking.objects.filter(end__lte=timezone.now()).filter(job__complete=False)
  73
  74     for booking in cleanup_set:
  75         if not booking.job.complete:
  76             job = booking.job
  77             cleanup_software(SoftwareRelation.objects.filter(job=job))
  78             cleanup_hardware(HostHardwareRelation.objects.filter(job=job))
  79             cleanup_network(HostNetworkRelation.objects.filter(job=job))
  80             cleanup_access(AccessRelation.objects.filter(job=job))
  81             job.complete = True
  82             job.save()
  83             NotificationHandler.notify_booking_end(booking)
  84
  85
  86 @shared_task
  87 def free_hosts():
  88     """
  89     gets all hosts from the database that need to be freed and frees them
  90     """
  91     networks = ~Q(~Q(job__hostnetworkrelation__status=200))
  92     hardware = ~Q(~Q(job__hosthardwarerelation__status=200))
  93
  94     bookings = Booking.objects.filter(
  95             networks,
  96             hardware,
  97             end__lt=timezone.now(),
  98             job__complete=True,
  99             resource__isnull=False
 100             )
 101     for booking in bookings:
 102         ResourceManager.getInstance().deleteResourceBundle(booking.resource)