def _build_ri_config(self, vn, ri_name, ri_obj, export_targets,
import_targets, feature_config, irb_ips, erb_pr_role):
gevent.idle()
network_id = vn.vn_network_id
vxlan_id = vn.get_vxlan_vni()
desc = DMUtils.vn_comment(vn)
is_master_vn = False
lr = None
if vn.logical_router is None:
# try updating logical router incase of DM restart
vn.set_logical_router(vn.fq_name[-1])
lr_uuid = vn.logical_router
if lr_uuid:
lr = LogicalRouterDM.get(lr_uuid)
if lr:
if lr.is_master is True:
is_master_vn = True
ri = RoutingInstance(name=ri_name,
virtual_network_mode='l3',
export_targets=export_targets,
import_targets=import_targets,
virtual_network_id=str(network_id),
vxlan_id=str(vxlan_id),
is_public_network=vn.router_external,
routing_instance_type='vrf',
is_master=is_master_vn,
comment=desc)
for prefix in vn.get_prefixes(self._physical_router.uuid):
ri.add_prefixes(self._get_subnet_for_cidr(prefix))
_, li_map = self._add_or_lookup_pi(self.pi_map, 'irb', 'irb')
irb = None
if irb_ips:
irb = self._add_or_lookup_li(li_map, 'irb.' + str(network_id),
network_id)
if vn.has_ipv6_subnet is True:
irb.set_is_virtual_router(True)
for (irb_ip, gateway) in irb_ips:
self._add_ip_address(irb, irb_ip, gateway=gateway)
# This is a hack to advertise vrouter IP in underlay ebgp
# Required in ERB-UCAST-GW when a VN is directly extended to a PR
# Refererence: CEM-20163
if erb_pr_role and not lr:
irb.set_comment("PR External IRB")
elif lr and lr.is_master:
irb.set_comment("Master LR IRB")
vlan = Vlan(name=DMUtils.make_bridge_name(vxlan_id), vxlan_id=vxlan_id)
vlan.set_description(desc)
feature_config.add_vlans(vlan)
if irb:
self._add_ref_to_list(vlan.get_interfaces(), irb.get_name())
if erb_pr_role:
# for ERB_xxx_gateway PR role, set vlan id for current vn
self._set_vn_vlanid(vlan, vn)
return ri
def _build_ri_config(self, vn, ri_name, ri_obj, export_targets,
import_targets, feature_config, irb_ips, erb_pr_role):
gevent.idle()
network_id = vn.vn_network_id
vxlan_id = vn.get_vxlan_vni()
is_master_vn = False
if vn.logical_router is None:
# try updating logical router incase of DM restart
vn.set_logical_router(vn.fq_name[-1])
lr_uuid = vn.logical_router
if lr_uuid:
lr = LogicalRouterDM.get(lr_uuid)
if lr:
if lr.is_master is True:
is_master_vn = True
ri = RoutingInstance(name=ri_name,
virtual_network_mode='l3',
export_targets=export_targets,
import_targets=import_targets,
virtual_network_id=str(network_id),
vxlan_id=str(vxlan_id),
is_public_network=vn.router_external,
routing_instance_type='vrf',
is_master=is_master_vn)
for prefix in vn.get_prefixes(self._physical_router.uuid):
ri.add_prefixes(self._get_subnet_for_cidr(prefix))
_, li_map = self._add_or_lookup_pi(self.pi_map, 'irb', 'irb')
irb = None
if irb_ips:
irb = self._add_or_lookup_li(li_map, 'irb.' + str(network_id),
network_id)
if vn.has_ipv6_subnet is True:
irb.set_is_virtual_router(True)
for (irb_ip, gateway) in irb_ips:
self._add_ip_address(irb, irb_ip, gateway=gateway)
vlan = Vlan(name=DMUtils.make_bridge_name(vxlan_id), vxlan_id=vxlan_id)
desc = "Virtual Network - %s" % vn.name
vlan.set_description(desc)
feature_config.add_vlans(vlan)
if irb:
self._add_ref_to_list(vlan.get_interfaces(), irb.get_name())
if erb_pr_role:
# for ERB_xxx_gateway PR role, set vlan id for current vn
self._set_vn_vlanid(vlan, vn)
return ri
def _build_vn_config(self, feature_config):
if self._physical_router.intent_maps:
for intent_uuid in self._physical_router.intent_maps or ():
imp = IntentMapDM.get(intent_uuid)
if imp.intent_type == 'assisted-replicator':
for vn_uuid in imp.virtual_networks or []:
vn_obj = VirtualNetworkDM.get(vn_uuid)
ri_obj = self._get_primary_ri(vn_obj)
if ri_obj is None:
continue
# build route targets
ri_name = DMUtils.make_vrf_name(
vn_obj.fq_name[-1], vn_obj.vn_network_id, 'l2')
export_targets, import_targets = \
self._get_export_import_targets(vn_obj, ri_obj)
network_id = vn_obj.vn_network_id
vxlan_id = vn_obj.get_vxlan_vni()
ri = RoutingInstance(
name=ri_name,
virtual_network_mode='l2',
export_targets=export_targets,
import_targets=import_targets,
virtual_network_id=str(network_id),
vxlan_id=str(vxlan_id))
feature_config.add_routing_instances(ri)
# build vlan config
vlan = Vlan(name=DMUtils.make_bridge_name(
vn_obj.get_vxlan_vni()),
vxlan_id=vn_obj.get_vxlan_vni())
vlan.set_comment(DMUtils.vn_bd_comment(
vn_obj, 'VXLAN'))
desc = "Virtual Network - %s" % vn_obj.name
vlan.set_description(desc)
feature_config.add_vlans(vlan)
def _build_ri_config(self, vn, ri_name, ri_obj, interfaces, export_targets,
import_targets, feature_config):
gevent.idle()
encapsulation_priorities = self._get_encapsulation_priorities()
highest_encapsulation = encapsulation_priorities[0]
network_id = vn.vn_network_id
vxlan_id = vn.get_vxlan_vni()
is_master_vn = False
if vn.logical_router is None:
# try updating logical router incase of DM restart
vn.set_logical_router(vn.fq_name[-1])
lr_uuid = vn.logical_router
if lr_uuid:
lr = LogicalRouterDM.get(lr_uuid)
if lr:
if lr.is_master is True:
is_master_vn = True
ri = RoutingInstance(name=ri_name,
virtual_network_mode='l2',
export_targets=export_targets,
import_targets=import_targets,
virtual_network_id=str(network_id),
vxlan_id=str(vxlan_id),
is_public_network=vn.router_external,
is_master=is_master_vn)
ri.set_virtual_network_id(str(network_id))
ri.set_vxlan_id(str(vxlan_id))
ri.set_is_public_network(vn.router_external)
vlan = None
if highest_encapsulation == 'VXLAN':
ri.set_routing_instance_type('virtual-switch')
vlan = Vlan(name=DMUtils.make_bridge_name(vxlan_id),
vxlan_id=vxlan_id)
vlan.set_comment(DMUtils.vn_bd_comment(vn, 'VXLAN'))
desc = "Virtual Network - %s" % vn.name
vlan.set_description(desc)
feature_config.add_vlans(vlan)
for interface in interfaces:
self._add_ref_to_list(vlan.get_interfaces(), interface.li_name)
elif highest_encapsulation in ['MPLSoGRE', 'MPLSoUDP']:
ri.set_routing_instance_type('evpn')
self._build_l2_evpn_interface_config(interfaces, vn, vlan)
return ri
def _build_server_config(self, fconfig):
pr = self._physical_router
if not pr:
return
pi_tag = []
for pi in pr.physical_interfaces:
pi_obj = PhysicalInterfaceDM.get(pi)
if not pi_obj:
continue
if pi_obj.port:
port = PortDM.get(pi_obj.port)
pi_info = {'pi': pi, 'tag': port.tags, 'pi_obj': pi_obj}
pi_tag.append(pi_info)
if not pi_tag:
return
for pi_info in pi_tag:
for tag in pi_info.get('tag') or []:
tag_obj = TagDM.get(tag)
for vn in tag_obj.virtual_networks or []:
vn_obj = VirtualNetworkDM.get(vn)
for net_ipam in vn_obj.network_ipams or []:
net_ipam_obj = NetworkIpamDM.get(net_ipam)
for server_info in \
net_ipam_obj.server_discovery_params:
dhcp_relay_server = None
if server_info.get('dhcp_relay_server'):
dhcp_relay_server = server_info.get(
'dhcp_relay_server')[0]
vlan_tag = server_info.get('vlan_tag') or 4094
default_gateway = server_info.get(
'default_gateway') + '/' + str(
server_info.get('ip_prefix_len'))
# create irb interface
irb_intf, li_map = self._add_or_lookup_pi(
self._pi_map, 'irb', 'irb')
irb_intf.set_comment(self.COMMENT_STR)
li_name = 'irb.' + str(vlan_tag)
irb_intf_unit = self._add_or_lookup_li(li_map,
li_name,
vlan_tag)
self._add_ip_address(irb_intf_unit,
default_gateway)
# create LI
pi_obj = pi_info.get('pi_obj')
access_intf, li_map = self._add_or_lookup_pi(
self._pi_map, pi_obj.name, 'regular')
access_intf.set_comment(self.COMMENT_STR)
li_name = pi_obj.fq_name[-1] + '.' + str(0)
access_intf_unit = self._add_or_lookup_li(li_map,
li_name,
0)
access_intf_unit.add_vlans(Vlan(
name=tag_obj.name + "_vlan"))
access_intf_unit.set_family("ethernet-switching")
if vlan_tag == 4094:
access_intf_unit.set_is_tagged(False)
else:
access_intf_unit.set_is_tagged(True)
# create Vlan
vlan = Vlan(name=tag_obj.name + "_vlan")
vlan.set_vlan_id(vlan_tag)
vlan.set_comment(self.COMMENT_STR)
vlan.set_l3_interface('irb.' + str(vlan_tag))
# Add the vlan to feature config.
fconfig.add_vlans(vlan)
# set dhcp relay info
if dhcp_relay_server:
self._forwarding_options_config = \
self._forwarding_options_config or \
ForwardingOptions()
dhcp_relay = DhcpRelay()
dhcp_relay.set_comment(self.COMMENT_STR)
dhcp_relay.set_dhcp_relay_group(
"SVR_RELAY_GRP_" + tag_obj.name)
ip_address = IpAddress(
address=dhcp_relay_server)
dhcp_relay.add_dhcp_server_ips(ip_address)
self._add_ref_to_list(
dhcp_relay.get_interfaces(), 'irb.' +
str(vlan_tag))
self._forwarding_options_config.add_dhcp_relay(
dhcp_relay)
def build_svc_chaining_irb_bd_config(self, svc_app_obj, left_right_params):
left_fq_name = left_right_params["left_qfx_fq_name"]
right_fq_name = left_right_params["right_qfx_fq_name"]
left_svc_vlan = left_right_params["left_svc_vlan"]
right_svc_vlan = left_right_params["right_svc_vlan"]
left_svc_unit = left_right_params["left_svc_unit"]
right_svc_unit = left_right_params["right_svc_unit"]
for pnf_pi, intf_type in list(svc_app_obj.physical_interfaces.items()):
pnf_pi_obj = PhysicalInterfaceDM.get(pnf_pi)
for spine_pi in pnf_pi_obj.physical_interfaces:
if spine_pi not in self._physical_router.physical_interfaces:
continue
spine_pi_obj = PhysicalInterfaceDM.get(spine_pi)
if spine_pi_obj.fq_name == left_fq_name:
li_name = spine_pi_obj.name + "." + left_svc_vlan
li_fq_name = spine_pi_obj.fq_name + [
li_name.replace(":", "_")
]
li_obj = LogicalInterfaceDM.find_by_fq_name(li_fq_name)
if li_obj:
# irb creation
iip_obj = InstanceIpDM.get(li_obj.instance_ip)
if iip_obj:
irb_addr = iip_obj.instance_ip_address
irb_unit = left_svc_unit
left_irb_intf, li_map = self._add_or_lookup_pi(
self.pi_map_leafspine, "irb", "irb")
intf_unit = self._add_or_lookup_li(
li_map, "irb." + str(irb_unit), irb_unit)
intf_unit.set_comment("PNF-Service-Chaining")
self._add_ip_address(intf_unit, irb_addr + "/29")
# build BD config
left_bd_vlan = Vlan(
name=DMUtils.make_bridge_name(left_svc_unit),
vxlan_id=left_svc_unit,
)
left_bd_vlan.set_vlan_id(left_svc_vlan)
left_bd_vlan.set_description(
"PNF-Service-Chaining")
left_bd_vlan.set_comment("PNF-Service-Chaining")
self._add_ref_to_list(
left_bd_vlan.get_interfaces(),
"irb." + str(irb_unit),
)
self.vlan_map[
left_bd_vlan.get_name()] = left_bd_vlan
# create logical interfaces for the aggregated
# interfaces
left_svc_intf, li_map = self._add_or_lookup_pi(
self.pi_map_leafspine,
spine_pi_obj.name,
"service",
)
left_svc_intf_unit = self._add_or_lookup_li(
li_map, left_fq_name[-1] + ".0", "0")
left_svc_intf_unit.set_comment(
"PNF-Service-Chaining")
left_svc_intf_unit.set_family("ethernet-switching")
vlan_left = Vlan(name="bd-" + left_svc_unit)
if (vlan_left.get_name()
not in self.svc_intf_vlans["vlan_names"]):
left_svc_intf_unit.add_vlans(vlan_left)
self.svc_intf_vlans["vlan_names"].append(
vlan_left.get_name())
if spine_pi_obj.fq_name == right_fq_name:
li_name = spine_pi_obj.name + "." + right_svc_vlan
li_fq_name = spine_pi_obj.fq_name + [
li_name.replace(":", "_")
]
li_obj = LogicalInterfaceDM.find_by_fq_name(li_fq_name)
if li_obj:
# irb creation
iip_obj = InstanceIpDM.get(li_obj.instance_ip)
if iip_obj:
irb_addr = iip_obj.instance_ip_address
irb_unit = right_svc_unit
right_irb_intf, li_map = self._add_or_lookup_pi(
self.pi_map_leafspine, "irb", "irb")
intf_unit = self._add_or_lookup_li(
li_map, "irb." + str(irb_unit), irb_unit)
intf_unit.set_comment("PNF-Service-Chaining")
self._add_ip_address(intf_unit, irb_addr + "/29")
# build BD config
right_bd_vlan = Vlan(
name=DMUtils.make_bridge_name(right_svc_unit),
vxlan_id=right_svc_unit,
)
right_bd_vlan.set_vlan_id(right_svc_vlan)
right_bd_vlan.set_description(
"PNF-Service-Chaining")
right_bd_vlan.set_comment("PNF-Service-Chaining")
self._add_ref_to_list(
right_bd_vlan.get_interfaces(),
"irb." + str(irb_unit),
)
self.vlan_map[
right_bd_vlan.get_name()] = right_bd_vlan
# create logical interfaces for the aggregated
# interfaces
right_svc_intf, li_map = self._add_or_lookup_pi(
self.pi_map_leafspine,
spine_pi_obj.name,
"service",
)
right_svc_intf_unit = self._add_or_lookup_li(
li_map, right_fq_name[-1] + ".0", "0")
right_svc_intf_unit.set_comment(
"PNF-Service-Chaining")
right_svc_intf_unit.set_family(
"ethernet-switching")
vlan_right = Vlan(name="bd-" + right_svc_unit)
if (vlan_right.get_name()
not in self.svc_intf_vlans["vlan_names"]):
right_svc_intf_unit.add_vlans(vlan_right)
self.svc_intf_vlans["vlan_names"].append(
vlan_right.get_name())