def run(self, event, row, old):
host = row.hostname
phy_nets = []
if event != self.ROW_DELETE:
bridge_mappings = row.external_ids.get('ovn-bridge-mappings', '')
mapping_dict = helpers.parse_mappings(bridge_mappings.split(','),
unique_values=False)
phy_nets = list(mapping_dict)
self.driver.update_segment_host_mapping(host, phy_nets)
if utils.is_ovn_l3(self.l3_plugin):
self.l3_plugin.schedule_unhosted_gateways()
def run(self, event, row, old):
if not utils.is_ovn_l3(self.l3_plugin):
return
router = host = None
chassis = getattr(row, 'chassis', None)
if chassis:
router = row.datapath.external_ids.get('name', '').replace(
'neutron-', '')
host = chassis[0].hostname
LOG.info("Router %(router)s is bound to host %(host)s",
{'router': router, 'host': host})
self.l3_plugin.update_router_gateway_port_bindings(
router, host)
def run(self, event, row, old):
host = row.hostname
phy_nets = []
if event != self.ROW_DELETE:
bridge_mappings = row.external_ids.get('ovn-bridge-mappings', '')
mapping_dict = helpers.parse_mappings(bridge_mappings.split(','),
unique_values=False)
phy_nets = list(mapping_dict)
self.driver.update_segment_host_mapping(host, phy_nets)
if utils.is_ovn_l3(self.l3_plugin):
# If chassis lost physnet or has been
# deleted we can limit the scope and
# reschedule only ports from this chassis.
# In other cases we need to reschedule all gw ports.
kwargs = {'event_from_chassis': None}
if event == self.ROW_DELETE:
kwargs['event_from_chassis'] = row.name
elif event == self.ROW_UPDATE:
old_mappings = old.external_ids.get('ovn-bridge-mappings',
set()) or set()
new_mappings = row.external_ids.get('ovn-bridge-mappings',
set()) or set()
if old_mappings:
old_mappings = set(old_mappings.split(','))
if new_mappings:
new_mappings = set(new_mappings.split(','))
mappings_removed = old_mappings - new_mappings
mappings_added = new_mappings - old_mappings
if mappings_removed and not mappings_added:
# Mapping has been only removed. So we can
# limit scope of rescheduling only to impacted
# gateway chassis.
kwargs['event_from_chassis'] = row.name
self.l3_plugin.schedule_unhosted_gateways(**kwargs)
self.handle_ha_chassis_group_changes(event, row, old)
def run(self, event, row, old):
if len(old._data) == 1 and 'external_ids' in old._data:
# NOTE: since [1], the NB logical_router_port.external_ids are
# copied into the SB port_binding.external_ids. If only the
# external_ids are changed, this event should be dismissed or it
# will trigger the Neutron NB update (that will trigger the core
# SB update and therefore an infinite loop).
# [1] https://www.mail-archive.com/[email protected]/
# msg62836.html
return
if not utils.is_ovn_l3(self.l3_plugin):
return
router = host = None
chassis = getattr(row, 'chassis', None)
if chassis:
router = row.datapath.external_ids.get('name', '').replace(
'neutron-', '')
host = chassis[0].hostname
LOG.info("Router %(router)s is bound to host %(host)s",
{'router': router, 'host': host})
self.l3_plugin.update_router_gateway_port_bindings(
router, host)
