def get_port_dhcpv4_options(self, port):
lsp_dhcp_disabled, lsp_dhcpv4_opts = utils.get_lsp_dhcpv4_opts(port)
if lsp_dhcp_disabled:
return
# If the port has multiple IPv4 addresses, DHCPv4 options are set
# for the first address in port['fixed_ips']
subnet_dhcp_options = None
subnet_id = None
for fixed_ip in port['fixed_ips']:
if netaddr.IPAddress(fixed_ip['ip_address']).version == 4:
subnet_dhcp_options = self._nb_ovn.get_subnet_dhcp_options(
fixed_ip['subnet_id'])
subnet_id = fixed_ip['subnet_id']
if subnet_dhcp_options:
break
if not subnet_dhcp_options:
# Ideally this should not happen.
# May be a sync is required in such cases ?
return
if not lsp_dhcpv4_opts:
return subnet_dhcp_options
# This port has extra DHCP options defined.
# So we need to create a new row in DHCP_Options table for this
# port.
#
# TODO(numans) In cases where the below transaction is successful
# but the Logical_Switch_Port create or update transaction fails
# we need to delete the DHCP_Options row created else it will be
# an orphan row.
#
# NOTE(lizk) In cases where the below transaction is successful, but
# the Logical_Switch_Port get deleted before setting port dhcp options
# to it, we will delete the DHCP_Options row created to make sure
# no orphan left behind.
subnet_dhcp_options['options'].update(lsp_dhcpv4_opts)
subnet_dhcp_options['external_ids'].update({'port_id': port['id']})
LOG.debug('Creating port dhcp options for port %s in OVN NB DB',
port['id'])
with self._nb_ovn.transaction(check_error=True) as txn:
txn.add(
self._nb_ovn.add_dhcp_options(
subnet_id,
port_id=port['id'],
cidr=subnet_dhcp_options['cidr'],
options=subnet_dhcp_options['options'],
external_ids=subnet_dhcp_options['external_ids']))
return self._nb_ovn.get_port_dhcp_options(subnet_id, port['id'])
def get_port_dhcpv4_options(self, port):
lsp_dhcp_disabled, lsp_dhcpv4_opts = utils.get_lsp_dhcpv4_opts(port)
if lsp_dhcp_disabled:
return
# If the port has multiple IPv4 addresses, DHCPv4 options are set
# for the first address in port['fixed_ips']
subnet_dhcp_options = None
subnet_id = None
for fixed_ip in port['fixed_ips']:
if netaddr.IPAddress(fixed_ip['ip_address']).version == 4:
subnet_dhcp_options = self._nb_ovn.get_subnet_dhcp_options(
fixed_ip['subnet_id'])
subnet_id = fixed_ip['subnet_id']
if subnet_dhcp_options:
break
if not subnet_dhcp_options:
# Ideally this should not happen.
# May be a sync is required in such cases ?
return
if not lsp_dhcpv4_opts:
return subnet_dhcp_options
# This port has extra DHCP options defined.
# So we need to create a new row in DHCP_Options table for this
# port.
#
# TODO(numans) In cases where the below transaction is successful
# but the Logical_Switch_Port create or update transaction fails
# we need to delete the DHCP_Options row created else it will be
# an orphan row.
#
# NOTE(lizk) In cases where the below transaction is successful, but
# the Logical_Switch_Port get deleted before setting port dhcp options
# to it, we will delete the DHCP_Options row created to make sure
# no orphan left behind.
subnet_dhcp_options['options'].update(lsp_dhcpv4_opts)
subnet_dhcp_options['external_ids'].update(
{'port_id': port['id']})
LOG.debug('Creating port dhcp options for port %s in OVN NB DB',
port['id'])
with self._nb_ovn.transaction(check_error=True) as txn:
txn.add(self._nb_ovn.add_dhcp_options(
subnet_id, port_id=port['id'],
cidr=subnet_dhcp_options['cidr'],
options=subnet_dhcp_options['options'],
external_ids=subnet_dhcp_options['external_ids']))
return self._nb_ovn.get_port_dhcp_options(subnet_id, port['id'])
def sync_networks_ports_and_dhcp_opts(self, ctx):
LOG.debug('OVN-NB Sync networks, ports and DHCP options started')
db_networks = {}
for net in self.core_plugin.get_networks(ctx):
db_networks[utils.ovn_name(net['id'])] = net
db_ports = {}
for port in self.core_plugin.get_ports(ctx):
db_ports[port['id']] = port
ovn_all_dhcp_options = self.ovn_api.get_all_dhcp_options()
db_network_cache = dict(db_networks)
ports_need_sync_dhcp_opts = []
lswitches = self.ovn_api.get_all_logical_switches_with_ports()
del_lswitchs_list = []
del_lports_list = []
for lswitch in lswitches:
if lswitch['name'] in db_networks:
for lport in lswitch['ports']:
if lport in db_ports:
ports_need_sync_dhcp_opts.append(db_ports.pop(lport))
else:
del_lports_list.append({
'port': lport,
'lswitch': lswitch['name']
})
del db_networks[lswitch['name']]
else:
del_lswitchs_list.append(lswitch)
for net_id, network in db_networks.items():
LOG.warning(
_LW("Network found in Neutron but not in "
"OVN DB, network_id=%s"), network['id'])
if self.mode == SYNC_MODE_REPAIR:
try:
LOG.debug('Creating the network %s in OVN NB DB',
network['id'])
self._create_network_in_ovn(network)
except RuntimeError:
LOG.warning(
_LW("Create network in OVN NB failed for"
" network %s"), network['id'])
self._sync_subnet_dhcp_options(ctx, db_network_cache,
ovn_all_dhcp_options['subnets'])
for port_id, port in db_ports.items():
LOG.warning(
_LW("Port found in Neutron but not in OVN "
"DB, port_id=%s"), port['id'])
if self.mode == SYNC_MODE_REPAIR:
try:
LOG.debug('Creating the port %s in OVN NB DB', port['id'])
self._create_port_in_ovn(ctx, port)
if port_id in ovn_all_dhcp_options['ports']:
_, lsp_opts = utils.get_lsp_dhcpv4_opts(port)
if lsp_opts:
ovn_all_dhcp_options['ports'].pop(port_id)
except RuntimeError:
LOG.warning(
_LW("Create port in OVN NB failed for"
" port %s"), port['id'])
with self.ovn_api.transaction(check_error=True) as txn:
for lswitch in del_lswitchs_list:
LOG.warning(
_LW("Network found in OVN but not in "
"Neutron, network_id=%s"), lswitch['name'])
if self.mode == SYNC_MODE_REPAIR:
LOG.debug('Deleting the network %s from OVN NB DB',
lswitch['name'])
txn.add(
self.ovn_api.delete_lswitch(
lswitch_name=lswitch['name']))
for lport_info in del_lports_list:
LOG.warning(
_LW("Port found in OVN but not in "
"Neutron, port_id=%s"), lport_info['port'])
if self.mode == SYNC_MODE_REPAIR:
LOG.debug('Deleting the port %s from OVN NB DB',
lport_info['port'])
txn.add(
self.ovn_api.delete_lswitch_port(
lport_name=lport_info['port'],
lswitch_name=lport_info['lswitch']))
if lport_info['port'] in ovn_all_dhcp_options['ports']:
LOG.debug('Deleting port DHCP options for (port %s)',
lport_info['port'])
txn.add(
self.ovn_api.delete_dhcp_options(
ovn_all_dhcp_options['ports'].pop(
lport_info['port'])['uuid']))
self._sync_port_dhcp_options(ctx, ports_need_sync_dhcp_opts,
ovn_all_dhcp_options['ports'])
LOG.debug('OVN-NB Sync networks, ports and DHCP options finished')
def sync_networks_ports_and_dhcp_opts(self, ctx):
LOG.debug('OVN-NB Sync networks, ports and DHCP options started')
db_networks = {}
for net in self.core_plugin.get_networks(ctx):
db_networks[utils.ovn_name(net['id'])] = net
db_ports = {}
for port in self.core_plugin.get_ports(ctx):
db_ports[port['id']] = port
ovn_all_dhcp_options = self.ovn_api.get_all_dhcp_options()
db_network_cache = dict(db_networks)
ports_need_sync_dhcp_opts = []
lswitches = self.ovn_api.get_all_logical_switches_with_ports()
del_lswitchs_list = []
del_lports_list = []
for lswitch in lswitches:
if lswitch['name'] in db_networks:
for lport in lswitch['ports']:
if lport in db_ports:
ports_need_sync_dhcp_opts.append(db_ports.pop(lport))
else:
del_lports_list.append({'port': lport,
'lswitch': lswitch['name']})
del db_networks[lswitch['name']]
else:
del_lswitchs_list.append(lswitch)
for net_id, network in db_networks.items():
LOG.warning(_LW("Network found in Neutron but not in "
"OVN DB, network_id=%s"), network['id'])
if self.mode == SYNC_MODE_REPAIR:
try:
LOG.debug('Creating the network %s in OVN NB DB',
network['id'])
self._create_network_in_ovn(network)
except RuntimeError:
LOG.warning(_LW("Create network in OVN NB failed for"
" network %s"), network['id'])
self._sync_subnet_dhcp_options(
ctx, db_network_cache, ovn_all_dhcp_options['subnets'])
for port_id, port in db_ports.items():
LOG.warning(_LW("Port found in Neutron but not in OVN "
"DB, port_id=%s"), port['id'])
if self.mode == SYNC_MODE_REPAIR:
try:
LOG.debug('Creating the port %s in OVN NB DB',
port['id'])
self._create_port_in_ovn(ctx, port)
if port_id in ovn_all_dhcp_options['ports']:
_, lsp_opts = utils.get_lsp_dhcpv4_opts(port)
if lsp_opts:
ovn_all_dhcp_options['ports'].pop(port_id)
except RuntimeError:
LOG.warning(_LW("Create port in OVN NB failed for"
" port %s"), port['id'])
with self.ovn_api.transaction(check_error=True) as txn:
for lswitch in del_lswitchs_list:
LOG.warning(_LW("Network found in OVN but not in "
"Neutron, network_id=%s"), lswitch['name'])
if self.mode == SYNC_MODE_REPAIR:
LOG.debug('Deleting the network %s from OVN NB DB',
lswitch['name'])
txn.add(self.ovn_api.delete_lswitch(
lswitch_name=lswitch['name']))
for lport_info in del_lports_list:
LOG.warning(_LW("Port found in OVN but not in "
"Neutron, port_id=%s"), lport_info['port'])
if self.mode == SYNC_MODE_REPAIR:
LOG.debug('Deleting the port %s from OVN NB DB',
lport_info['port'])
txn.add(self.ovn_api.delete_lswitch_port(
lport_name=lport_info['port'],
lswitch_name=lport_info['lswitch']))
if lport_info['port'] in ovn_all_dhcp_options['ports']:
LOG.debug('Deleting port DHCP options for (port %s)',
lport_info['port'])
txn.add(self.ovn_api.delete_dhcp_options(
ovn_all_dhcp_options['ports'].pop(
lport_info['port'])['uuid']))
self._sync_port_dhcp_options(ctx, ports_need_sync_dhcp_opts,
ovn_all_dhcp_options['ports'])
LOG.debug('OVN-NB Sync networks, ports and DHCP options finished')
