3e6b548984
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
251 lines
11 KiB
Python
251 lines
11 KiB
Python
# Copyright 2017 VMware, Inc.
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# All Rights Reserved
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_config import cfg
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from vmware_nsx._i18n import _
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from vmware_nsx.common import availability_zones as common_az
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from vmware_nsx.common import config
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from vmware_nsx.common import exceptions as nsx_exc
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from vmware_nsxlib.v3 import core_resources
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from vmware_nsxlib.v3 import nsx_constants as nsxlib_consts
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DEFAULT_NAME = common_az.DEFAULT_NAME + 'v3'
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class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
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def init_from_config_line(self, config_line):
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# Not supported for nsx_v3 (old configuration)
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="availability_zones",
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opt_value=config_line,
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reason=_("Expected a list of names"))
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def init_from_config_section(self, az_name):
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az_info = config.get_nsxv3_az_opts(self.name)
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if cfg.CONF.nsx_v3.native_dhcp_metadata:
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# The optional parameters will get the global values if not
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# defined for this AZ
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self.metadata_proxy = az_info.get('metadata_proxy')
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if not self.metadata_proxy:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="metadata_proxy",
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opt_value='None',
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reason=(_("metadata_proxy for availability zone %s "
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"must be defined") % az_name))
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self.dhcp_profile = az_info.get('dhcp_profile')
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if not self.dhcp_profile:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="dhcp_profile",
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opt_value='None',
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reason=(_("dhcp_profile for availability zone %s "
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"must be defined") % az_name))
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self.native_metadata_route = az_info.get('native_metadata_route')
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if self.native_metadata_route is None:
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nmr = cfg.CONF.nsx_v3.native_metadata_route
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self.native_metadata_route = nmr
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else:
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self.metadata_proxy = None
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self.dhcp_profile = None
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self.native_metadata_route = None
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self.dns_domain = az_info.get('dns_domain')
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if self.dns_domain is None:
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self.dns_domain = cfg.CONF.nsx_v3.dns_domain
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self.nameservers = az_info.get('nameservers')
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if self.nameservers is None:
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self.nameservers = cfg.CONF.nsx_v3.nameservers
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self.default_overlay_tz = az_info.get('default_overlay_tz')
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if self.default_overlay_tz is None:
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self.default_overlay_tz = cfg.CONF.nsx_v3.default_overlay_tz
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self.default_vlan_tz = az_info.get('default_vlan_tz')
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if self.default_vlan_tz is None:
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self.default_vlan_tz = cfg.CONF.nsx_v3.default_vlan_tz
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self.switching_profiles = az_info.get('switching_profiles')
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if self.switching_profiles is None:
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self.switching_profiles = cfg.CONF.nsx_v3.switching_profiles
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self.dhcp_relay_service = az_info.get('dhcp_relay_service')
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if self.dhcp_relay_service is None:
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self.dhcp_relay_service = cfg.CONF.nsx_v3.dhcp_relay_service
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self.default_tier0_router = az_info.get('default_tier0_router')
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if self.default_tier0_router is None:
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self.default_tier0_router = cfg.CONF.nsx_v3.default_tier0_router
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def init_default_az(self):
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# use the default configuration
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self.metadata_proxy = cfg.CONF.nsx_v3.metadata_proxy
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self.dhcp_profile = cfg.CONF.nsx_v3.dhcp_profile
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self.native_metadata_route = cfg.CONF.nsx_v3.native_metadata_route
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self.dns_domain = cfg.CONF.nsx_v3.dns_domain
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self.nameservers = cfg.CONF.nsx_v3.nameservers
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self.default_overlay_tz = cfg.CONF.nsx_v3.default_overlay_tz
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self.default_vlan_tz = cfg.CONF.nsx_v3.default_vlan_tz
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self.switching_profiles = cfg.CONF.nsx_v3.switching_profiles
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self.dhcp_relay_service = cfg.CONF.nsx_v3.dhcp_relay_service
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self.default_tier0_router = cfg.CONF.nsx_v3.default_tier0_router
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def translate_configured_names_to_uuids(self, nsxlib):
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# Mandatory configurations (in AZ or inherited from global values)
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# Unless this is the default AZ, and metadata is disabled.
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if self.dhcp_profile:
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dhcp_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the TZ by its tag
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dhcp_id = nsxlib.get_id_by_resource_and_tag(
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nsxlib.native_dhcp_profile.resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.dhcp_profile)
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if not dhcp_id:
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dhcp_id = nsxlib.native_dhcp_profile.get_id_by_name_or_id(
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self.dhcp_profile)
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self._native_dhcp_profile_uuid = dhcp_id
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else:
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self._native_dhcp_profile_uuid = None
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if self.metadata_proxy:
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proxy_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the TZ by its tag
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proxy_id = nsxlib.get_id_by_resource_and_tag(
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nsxlib.native_md_proxy.resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.metadata_proxy)
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if not proxy_id:
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proxy_id = nsxlib.native_md_proxy.get_id_by_name_or_id(
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self.metadata_proxy)
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self._native_md_proxy_uuid = proxy_id
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else:
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self._native_md_proxy_uuid = None
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if self.default_overlay_tz:
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tz_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the TZ by its tag
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resource_type = (nsxlib.transport_zone.resource_type +
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' AND transport_type:OVERLAY')
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tz_id = nsxlib.get_id_by_resource_and_tag(
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resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.default_overlay_tz)
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if not tz_id:
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# Find the TZ by its name or id
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tz_id = nsxlib.transport_zone.get_id_by_name_or_id(
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self.default_overlay_tz)
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self._default_overlay_tz_uuid = tz_id
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else:
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self._default_overlay_tz_uuid = None
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# Optional configurations (may be None)
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if self.default_vlan_tz:
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tz_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the TZ by its tag
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resource_type = (nsxlib.transport_zone.resource_type +
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' AND transport_type:VLAN')
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tz_id = nsxlib.get_id_by_resource_and_tag(
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resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.default_vlan_tz)
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if not tz_id:
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# Find the TZ by its name or id
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tz_id = nsxlib.transport_zone.get_id_by_name_or_id(
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self.default_vlan_tz)
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self._default_vlan_tz_uuid = tz_id
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else:
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self._default_vlan_tz_uuid = None
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# switching profiles are already uuids, but we need to translate
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# those to objects
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profiles = []
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if self.switching_profiles:
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for profile in self.switching_profiles:
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nsx_profile = nsxlib.switching_profile.get(profile)
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# TODO(asarfaty): skip or alert on unsupported types
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profiles.append(core_resources.SwitchingProfileTypeId(
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nsx_profile.get('resource_type'),
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nsx_profile.get('id')))
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self.switching_profiles_objs = profiles
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if (self.dhcp_relay_service and
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nsxlib.feature_supported(nsxlib_consts.FEATURE_DHCP_RELAY)):
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relay_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the relay service by its tag
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relay_id = nsxlib.get_id_by_resource_and_tag(
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nsxlib.relay_service.resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.dhcp_relay_service)
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if not relay_id:
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# Find the service by its name or id
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relay_id = nsxlib.relay_service.get_id_by_name_or_id(
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self.dhcp_relay_service)
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self.dhcp_relay_service = relay_id
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# if there is a relay service - also find the server ips
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if self.dhcp_relay_service:
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self.dhcp_relay_servers = nsxlib.relay_service.get_server_ips(
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self.dhcp_relay_service)
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else:
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self.dhcp_relay_service = None
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self.dhcp_relay_servers = None
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if self.default_tier0_router:
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rtr_id = None
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if cfg.CONF.nsx_v3.init_objects_by_tags:
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# Find the router by its tag
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resource_type = (nsxlib.logical_router.resource_type +
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' AND router_type:TIER0')
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rtr_id = nsxlib.get_id_by_resource_and_tag(
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resource_type,
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cfg.CONF.nsx_v3.search_objects_scope,
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self.default_tier0_router)
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if not rtr_id:
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# find the router by name or id
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rtr_id = nsxlib.logical_router.get_id_by_name_or_id(
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self.default_tier0_router)
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self._default_tier0_router = rtr_id
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else:
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self._default_tier0_router = None
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class NsxV3AvailabilityZones(common_az.ConfiguredAvailabilityZones):
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default_name = DEFAULT_NAME
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def __init__(self, use_tvd_config=False):
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if use_tvd_config:
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default_azs = cfg.CONF.nsx_tvd.nsx_v3_default_availability_zones
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else:
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default_azs = cfg.CONF.default_availability_zones
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super(NsxV3AvailabilityZones, self).__init__(
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cfg.CONF.nsx_v3.availability_zones,
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NsxV3AvailabilityZone,
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default_availability_zones=default_azs)
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def dhcp_relay_configured(self):
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for az in self.availability_zones.values():
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if az.dhcp_relay_service:
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return True
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return False
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