def launch_expired_fs():
from openflow.optin_manager.opts.models import Experiment
from openflow.optin_manager.opts.models import ExperimentFLowSpace
from openflow.optin_manager.opts.models import ExpiringFlowSpaces
from openflow.optin_manager.monitoring.util.queue import Queue
expiration_buffer = list()
exps = Experiment.objects.exclude(slice_urn__isnull=True)
for exp in exps:
try:
# Attempt to retrieve expiring flowspaces for each experiment
expiring_fs = ExpiringFlowSpaces.objects.get(
slice_urn=exp.slice_urn)
int_exp = int(
datetime.strptime(
expiring_fs.expiration.split(".")[0],
'%Y-%m-%d %H:%M:%S').strftime("%s"))
params = {
"urn": exp.slice_urn,
"expiring_fs": expiring_fs,
"expiration": int_exp
}
method = ExpirationManager.delete_expired_flowspaces
expiration_buffer.append((int_exp, method, params))
except:
pass
expiration_buffer.sort()
q = Queue(expiration_buffer)
q.start()
def launch_reservation_queue():
from openflow.optin_manager.opts.models import Reservation
from openflow.optin_manager.opts.models import ReservationFlowSpace
from openflow.optin_manager.monitoring.util.queue import Queue
expiration_buffer = list()
reservations = Reservation.objects.all()
for r in reservations:
int_exp = int(
datetime.strptime(
r.expiration.split(".")[0],
'%Y-%m-%d %H:%M:%S').strftime("%s"))
rfss = r.reservationflowspace_set.all()
method = ExpirationManager.delete_expired_reservations
params = {
"reservation": r,
"reservation_flowspaces": rfss,
"expiration": int_exp
}
expiration_buffer.append((int_exp, method, params))
expiration_buffer.sort()
q = Queue(expiration_buffer)
q.start()
