def deallocate_floating_ip(self, context, address,
affect_auto_assigned=False):
"""Returns a floating IP to the pool."""
floating_ip = objects.FloatingIP.get_by_address(context, address)
# handle auto_assigned
if not affect_auto_assigned and floating_ip.auto_assigned:
return
# make sure project owns this floating ip (allocated)
self._floating_ip_owned_by_project(context, floating_ip)
# make sure floating ip is not associated
if floating_ip.fixed_ip_id:
floating_address = floating_ip.address
raise exception.FloatingIpAssociated(address=floating_address)
# clean up any associated DNS entries
self._delete_all_entries_for_ip(context,
floating_ip.address)
payload = dict(project_id=floating_ip.project_id,
floating_ip=str(floating_ip.address))
self.notifier.info(context, 'network.floating_ip.deallocate', payload)
objects.FloatingIP.deallocate(context, address)
def deallocate_floating_ip(self,
context,
address,
affect_auto_assigned=False):
"""Returns a floating ip to the pool."""
floating_ip = floating_ip_obj.FloatingIP.get_by_address(
context, address)
# handle auto_assigned
if not affect_auto_assigned and floating_ip.auto_assigned:
return
use_quota = not floating_ip.auto_assigned
# make sure project owns this floating ip (allocated)
self._floating_ip_owned_by_project(context, floating_ip)
# make sure floating ip is not associated
if floating_ip.fixed_ip_id:
floating_address = floating_ip.address
raise exception.FloatingIpAssociated(address=floating_address)
# clean up any associated DNS entries
self._delete_all_entries_for_ip(context, floating_ip.address)
payload = dict(project_id=floating_ip.project_id,
floating_ip=str(floating_ip.address))
self.notifier.info(context, 'network.floating_ip.deallocate', payload)
project_id = floating_ip.project_id
# Get reservations...
try:
if use_quota:
reservations = QUOTAS.reserve(context,
project_id=project_id,
floating_ips=-1)
else:
reservations = None
except Exception:
reservations = None
LOG.exception(
_("Failed to update usages deallocating "
"floating IP"))
floating_ip_ref = floating_ip_obj.FloatingIP.deallocate(
context, address)
# floating_ip_ref will be None if concurrently another
# API call has also deallocated the same floating ip
if floating_ip_ref is None:
if reservations:
QUOTAS.rollback(context, reservations, project_id=project_id)
else:
# Commit the reservations
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
def deallocate_floating_ip(self,
context,
address,
affect_auto_assigned=False):
"""Returns a floating ip to the pool."""
floating_ip = self.db.floating_ip_get_by_address(context, address)
# handle auto_assigned
if not affect_auto_assigned and floating_ip.get('auto_assigned'):
return
use_quota = not floating_ip.get('auto_assigned')
# make sure project owns this floating ip (allocated)
self._floating_ip_owned_by_project(context, floating_ip)
# make sure floating ip is not associated
if floating_ip['fixed_ip_id']:
floating_address = floating_ip['address']
raise exception.FloatingIpAssociated(address=floating_address)
# clean up any associated DNS entries
self._delete_all_entries_for_ip(context, floating_ip['address'])
payload = dict(project_id=floating_ip['project_id'],
floating_ip=floating_ip['address'])
notifier.notify(context,
notifier.publisher_id("network"),
'network.floating_ip.deallocate',
notifier.INFO,
payload=payload)
# Get reservations...
try:
if use_quota:
reservations = QUOTAS.reserve(context, floating_ips=-1)
else:
reservations = None
except Exception:
reservations = None
LOG.exception(
_("Failed to update usages deallocating "
"floating IP"))
self.db.floating_ip_deallocate(context, address)
# Commit the reservations
if reservations:
QUOTAS.commit(context, reservations)
def release_floating_ip(self, context, address,
affect_auto_assigned=False):
"""Remove a floating ip with the given address from a project."""
# Note(amotoki): We cannot handle a case where multiple pools
# have overlapping IP address range. In this case we cannot use
# 'address' as a unique key.
# This is a limitation of the current nova.
# Note(amotoki): 'affect_auto_assigned' is not respected
# since it is not used anywhere in nova code and I could
# find why this parameter exists.
client = neutronv2.get_client(context)
fip = self._get_floating_ip_by_address(client, address)
if fip['port_id']:
raise exception.FloatingIpAssociated(address=address)
client.delete_floatingip(fip['id'])
