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NSX-v3: Add default tier0 router to AZ config

The nsx-v3 plugin can add default Tier-0 router configuration per
availability zone. The Tier-0 rotuer will be used as a default for
external networks creation in this AZ.

Change-Id: I18e917a6b3deb40429626f7f0018e5da7ab72a8b
changes/42/549742/6
Adit Sarfaty 4 years ago
parent
commit
3e6b548984
  1. 9
      releasenotes/notes/nsxv3-default-tier0-router-2983c6de10dd465a.yaml
  2. 4
      vmware_nsx/common/config.py
  3. 23
      vmware_nsx/plugins/nsx_v3/availability_zones.py
  4. 27
      vmware_nsx/plugins/nsx_v3/plugin.py
  5. 9
      vmware_nsx/tests/unit/nsx_v3/test_availability_zones.py

9
releasenotes/notes/nsxv3-default-tier0-router-2983c6de10dd465a.yaml

@ -0,0 +1,9 @@
---
prelude: >
The nsx-v3 plugin can add default Tier-0 router configuration per
availability zone.
features:
- |
The nsx-v3 plugin can add default Tier-0 router configuration per
availability zone. The Tier-0 rotuer will be used as a default for
external networks creation.

4
vmware_nsx/common/config.py

@ -841,6 +841,10 @@ nsxv3_az_opts = [
help=_("(Optional) This is the name or UUID of the NSX dhcp "
"relay service that will be used to enable DHCP relay "
"on router ports.")),
cfg.StrOpt('default_tier0_router',
help=_("Name or UUID of the default tier0 router that will be "
"used for connecting to tier1 logical routers and "
"configuring external networks")),
]
nsx_tvd_opts = [

23
vmware_nsx/plugins/nsx_v3/availability_zones.py

@ -89,6 +89,10 @@ class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
if self.dhcp_relay_service is None:
self.dhcp_relay_service = cfg.CONF.nsx_v3.dhcp_relay_service
self.default_tier0_router = az_info.get('default_tier0_router')
if self.default_tier0_router is None:
self.default_tier0_router = cfg.CONF.nsx_v3.default_tier0_router
def init_default_az(self):
# use the default configuration
self.metadata_proxy = cfg.CONF.nsx_v3.metadata_proxy
@ -100,6 +104,7 @@ class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
self.default_vlan_tz = cfg.CONF.nsx_v3.default_vlan_tz
self.switching_profiles = cfg.CONF.nsx_v3.switching_profiles
self.dhcp_relay_service = cfg.CONF.nsx_v3.dhcp_relay_service
self.default_tier0_router = cfg.CONF.nsx_v3.default_tier0_router
def translate_configured_names_to_uuids(self, nsxlib):
# Mandatory configurations (in AZ or inherited from global values)
@ -205,6 +210,24 @@ class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
self.dhcp_relay_service = None
self.dhcp_relay_servers = None
if self.default_tier0_router:
rtr_id = None
if cfg.CONF.nsx_v3.init_objects_by_tags:
# Find the router by its tag
resource_type = (nsxlib.logical_router.resource_type +
' AND router_type:TIER0')
rtr_id = nsxlib.get_id_by_resource_and_tag(
resource_type,
cfg.CONF.nsx_v3.search_objects_scope,
self.default_tier0_router)
if not rtr_id:
# find the router by name or id
rtr_id = nsxlib.logical_router.get_id_by_name_or_id(
self.default_tier0_router)
self._default_tier0_router = rtr_id
else:
self._default_tier0_router = None
class NsxV3AvailabilityZones(common_az.ConfiguredAvailabilityZones):

27
vmware_nsx/plugins/nsx_v3/plugin.py

@ -439,24 +439,6 @@ class NsxV3Plugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
raise cfg.RequiredOptError("search_objects_scope",
group=cfg.OptGroup('nsx_v3'))
# default tier0 router
self._default_tier0_router = None
if cfg.CONF.nsx_v3.default_tier0_router:
rtr_id = None
if cfg.CONF.nsx_v3.init_objects_by_tags:
# Find the router by its tag
resource_type = (self.nsxlib.logical_router.resource_type +
' AND router_type:TIER0')
rtr_id = self.nsxlib.get_id_by_resource_and_tag(
resource_type,
cfg.CONF.nsx_v3.search_objects_scope,
cfg.CONF.nsx_v3.default_tier0_router)
if not rtr_id:
# find the router by name or id
rtr_id = self.nsxlib.logical_router.get_id_by_name_or_id(
cfg.CONF.nsx_v3.default_tier0_router)
self._default_tier0_router = rtr_id
# Validate and translate native dhcp profiles per az
if cfg.CONF.nsx_v3.native_dhcp_metadata:
if not cfg.CONF.nsx_v3.dhcp_profile:
@ -905,9 +887,9 @@ class NsxV3Plugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
tier0_info = self.tier0_groups_dict[tier0_uuid]
return tier0_info['edge_cluster_uuid']
def _validate_external_net_create(self, net_data):
def _validate_external_net_create(self, net_data, az):
if not validators.is_attr_set(net_data.get(pnet.PHYSICAL_NETWORK)):
tier0_uuid = self._default_tier0_router
tier0_uuid = az._default_tier0_router
else:
tier0_uuid = net_data[pnet.PHYSICAL_NETWORK]
if ((validators.is_attr_set(net_data.get(pnet.NETWORK_TYPE)) and
@ -1090,7 +1072,7 @@ class NsxV3Plugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
if validators.is_attr_set(external) and external:
self._assert_on_external_net_with_qos(net_data)
is_provider_net, net_type, physical_net, vlan_id = (
self._validate_external_net_create(net_data))
self._validate_external_net_create(net_data, az))
else:
is_provider_net, net_type, physical_net, vlan_id, nsx_net_id = (
self._create_network_at_the_backend(context, net_data, az,
@ -3184,7 +3166,8 @@ class NsxV3Plugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
return
network = self.get_network(context, network_id)
if not network.get(pnet.PHYSICAL_NETWORK):
return self._default_tier0_router
az = self.get_network_az_by_net_id(context, network_id)
return az._default_tier0_router
else:
return network.get(pnet.PHYSICAL_NETWORK)

9
vmware_nsx/tests/unit/nsx_v3/test_availability_zones.py

@ -42,6 +42,8 @@ class Nsxv3AvailabilityZonesTestCase(base.BaseTestCase):
cfg.CONF.set_override("nameservers", ["10.1.1.1"], group="nsx_v3")
cfg.CONF.set_override("switching_profiles", ["uuid1"], group="nsx_v3")
cfg.CONF.set_override("dhcp_relay_service", "service1", group="nsx_v3")
cfg.CONF.set_override(
"default_tier0_router", "uuidrtr1", group="nsx_v3")
def _config_az(self,
metadata_proxy="metadata_proxy1",
@ -52,7 +54,8 @@ class Nsxv3AvailabilityZonesTestCase(base.BaseTestCase):
default_overlay_tz='otz',
default_vlan_tz='vtz',
switching_profiles=["uuid2"],
dhcp_relay_service="service2"):
dhcp_relay_service="service2",
default_tier0_router="uuidrtr2"):
if metadata_proxy is not None:
cfg.CONF.set_override("metadata_proxy", metadata_proxy,
group=self.group_name)
@ -81,6 +84,9 @@ class Nsxv3AvailabilityZonesTestCase(base.BaseTestCase):
if dhcp_relay_service is not None:
cfg.CONF.set_override("dhcp_relay_service", dhcp_relay_service,
group=self.group_name)
if default_tier0_router is not None:
cfg.CONF.set_override("default_tier0_router", default_tier0_router,
group=self.group_name)
def test_simple_availability_zone(self):
self._config_az()
@ -95,6 +101,7 @@ class Nsxv3AvailabilityZonesTestCase(base.BaseTestCase):
self.assertEqual("vtz", az.default_vlan_tz)
self.assertEqual(["uuid2"], az.switching_profiles)
self.assertEqual("service2", az.dhcp_relay_service)
self.assertEqual("uuidrtr2", az.default_tier0_router)
def test_missing_group_section(self):
self.assertRaises(

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