def _update_allocations(self, dates_before, dates_after, reservation_id,
reservation_status, fip_reservation, values):
amount = int(values.get('amount', fip_reservation['amount']))
fip_allocations = db_api.fip_allocation_get_all_by_values(
reservation_id=reservation_id)
allocs_to_remove = self._allocations_to_remove(
dates_before, dates_after, fip_allocations, amount)
if (allocs_to_remove and
reservation_status == status.reservation.ACTIVE):
raise manager_ex.CantUpdateFloatingIPReservation(
msg="Cannot remove allocations from an active reservation")
kept_fips = len(fip_allocations) - len(allocs_to_remove)
fip_ids_to_add = []
if kept_fips < amount:
needed_fips = amount - kept_fips
required_fips = values.get(
'required_floatingips',
fip_reservation['required_floatingips'])
fip_ids_to_add = self._matching_fips(
fip_reservation['network_id'], required_fips, needed_fips,
dates_after['start_date'], dates_after['end_date'])
if len(fip_ids_to_add) < needed_fips:
raise manager_ex.NotEnoughFloatingIPAvailable()
# Create new floating IPs if reservation is active
created_fips = []
if reservation_status == status.reservation.ACTIVE:
ctx = context.current()
fip_pool = neutron.FloatingIPPool(fip_reservation['network_id'])
for fip_id in fip_ids_to_add:
try:
fip = db_api.floatingip_get(fip_id)
LOG.debug(
'Creating floating IP {} for reservation {}'.format(
fip['floating_ip_address'], reservation_id))
fip_pool.create_reserved_floatingip(
fip['subnet_id'], fip['floating_ip_address'],
ctx.project_id, reservation_id)
created_fips.append(fip['floating_ip_address'])
except Exception as e:
for fip_address in created_fips:
fip_pool.delete_reserved_floatingip(fip_address)
err_msg = 'Failed to create floating IP: {}'.format(str(e))
raise manager_ex.NeutronClientError(err_msg)
for fip_id in fip_ids_to_add:
LOG.debug('Adding floating IP {} to reservation {}'.format(
fip_id, reservation_id))
db_api.fip_allocation_create({
'floatingip_id': fip_id,
'reservation_id': reservation_id})
for allocation in allocs_to_remove:
LOG.debug('Removing floating IP {} from reservation {}'.format(
allocation['floatingip_id'], reservation_id))
db_api.fip_allocation_destroy(allocation['id'])
def on_end(self, resource_id):
fip_reservation = db_api.fip_reservation_get(resource_id)
allocations = db_api.fip_allocation_get_all_by_values(
reservation_id=fip_reservation['reservation_id'])
fip_pool = neutron.FloatingIPPool(fip_reservation['network_id'])
for alloc in allocations:
fip = db_api.floatingip_get(alloc['floatingip_id'])
fip_pool.delete_reserved_floatingip(fip['floating_ip_address'])
def on_start(self, resource_id):
fip_reservation = db_api.fip_reservation_get(resource_id)
allocations = db_api.fip_allocation_get_all_by_values(
reservation_id=fip_reservation['reservation_id'])
ctx = context.current()
fip_pool = neutron.FloatingIPPool(fip_reservation['network_id'])
for alloc in allocations:
fip = db_api.floatingip_get(alloc['floatingip_id'])
fip_pool.create_reserved_floatingip(
fip['subnet_id'], fip['floating_ip_address'],
ctx.project_id, fip_reservation['reservation_id'])
def delete_floatingip(self, fip_id):
fip = db_api.floatingip_get(fip_id)
if fip is None:
raise manager_ex.FloatingIPNotFound(floatingip=fip_id)
allocations = db_api.fip_allocation_get_all_by_values(
floatingip_id=fip_id)
if allocations:
msg = 'Floating IP id %s is allocated by reservations.' % fip_id
LOG.info(msg)
raise manager_ex.CantDeleteFloatingIP(floatingip=fip_id, msg=msg)
try:
db_api.floatingip_destroy(fip_id)
except db_ex.BlazarDBException as e:
raise manager_ex.CantDeleteFloatingIP(floatingip=fip_id,
msg=str(e))
def get_floatingip(self, fip_id):
fip = db_api.floatingip_get(fip_id)
if fip is None:
raise manager_ex.FloatingIPNotFound(floatingip=fip_id)
return fip
