A set of Neutron drivers for the VMware NSX.
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# Copyright 2017 VMware, Inc.
# All Rights Reserved
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_config import cfg
from oslo_log import log
from vmware_nsx.common import availability_zones as common_az
from vmware_nsx.common import config
from vmware_nsx.common import exceptions as nsx_exc
from vmware_nsx.plugins.common_v3 import availability_zones as v3_az
from vmware_nsxlib.v3 import exceptions as nsx_lib_exc
LOG = log.getLogger(__name__)
DEFAULT_NAME = common_az.DEFAULT_NAME + 'p'
class NsxPAvailabilityZone(v3_az.NsxV3AvailabilityZone):
def get_az_opts(self):
return config.get_nsxp_az_opts(self.name)
def init_defaults(self):
# use the default configuration
self.metadata_proxy = cfg.CONF.nsx_p.metadata_proxy
self.dhcp_profile = cfg.CONF.nsx_p.dhcp_profile
self.native_metadata_route = cfg.CONF.nsx_p.native_metadata_route
self.default_overlay_tz = cfg.CONF.nsx_p.default_overlay_tz
self.default_vlan_tz = cfg.CONF.nsx_p.default_vlan_tz
self.default_tier0_router = cfg.CONF.nsx_p.default_tier0_router
self.dns_domain = cfg.CONF.nsx_p.dns_domain
self.nameservers = cfg.CONF.nsx_p.nameservers
self.edge_cluster = cfg.CONF.nsx_p.edge_cluster
def _init_default_resource(self, nsxpolicy, resource_api, config_name,
filter_list_results=None,
auto_config=False,
is_mandatory=True,
search_scope=None):
# NOTE(annak): we may need to generalize this for API calls
# requiring path ids
name_or_id = getattr(self, config_name)
if not name_or_id:
if auto_config:
# If the field not specified, the system will auto-configure
# in case only single resource is present
resources = resource_api.list()
if filter_list_results:
resources = filter_list_results(resources)
if len(resources) == 1:
return resources[0]['id']
if is_mandatory:
if self.is_default():
raise cfg.RequiredOptError(config_name,
group=cfg.OptGroup('nsx_p'))
else:
msg = (_("No %(res)s provided for availability "
"zone %(az)s") % {
'res': config_name,
'az': self.name})
raise nsx_exc.NsxPluginException(err_msg=msg)
return None
try:
# Check if the configured value is the ID
resource_api.get(name_or_id, silent=True)
return name_or_id
except nsx_lib_exc.ResourceNotFound:
# Search by tags
if search_scope:
resource_type = resource_api.entry_def.resource_type()
resource_id = nsxpolicy.get_id_by_resource_and_tag(
resource_type,
search_scope,
name_or_id)
if resource_id:
return resource_id
# Check if the configured value is the name
resource = resource_api.get_by_name(name_or_id)
if resource:
return resource['id']
# Resource not found
if self.is_default():
raise cfg.RequiredOptError(config_name,
group=cfg.OptGroup('nsx_p'))
else:
msg = (_("Could not find %(res)s %(id)s for availability "
"zone %(az)s") % {
'res': config_name,
'id': name_or_id,
'az': self.name})
raise nsx_exc.NsxPluginException(err_msg=msg)
def translate_configured_names_to_uuids(self, nsxpolicy, nsxlib=None,
search_scope=None):
super(NsxPAvailabilityZone, self).translate_configured_names_to_uuids(
nsxpolicy)
self._default_overlay_tz_uuid = self._init_default_resource(
nsxpolicy, nsxpolicy.transport_zone, 'default_overlay_tz',
auto_config=True, is_mandatory=True,
filter_list_results=lambda tzs: [
tz for tz in tzs if tz['tz_type'].startswith('OVERLAY')],
search_scope=search_scope)
self._default_vlan_tz_uuid = self._init_default_resource(
nsxpolicy, nsxpolicy.transport_zone, 'default_vlan_tz',
auto_config=True, is_mandatory=False,
filter_list_results=lambda tzs: [
tz for tz in tzs if tz['tz_type'].startswith('VLAN')],
search_scope=search_scope)
self._default_tier0_router = self._init_default_resource(
nsxpolicy, nsxpolicy.tier0, 'default_tier0_router',
auto_config=True, is_mandatory=True,
search_scope=search_scope)
self._edge_cluster_uuid = self._init_default_resource(
nsxpolicy, nsxpolicy.edge_cluster, 'edge_cluster',
auto_config=True, is_mandatory=False,
search_scope=search_scope)
# If passthrough api is supported, also initialize those NSX objects
if nsxlib:
self._translate_dhcp_profile(nsxlib, search_scope=search_scope)
self._translate_metadata_proxy(nsxlib, search_scope=search_scope)
else:
self._native_dhcp_profile_uuid = None
self._native_md_proxy_uuid = None
class NsxPAvailabilityZones(common_az.ConfiguredAvailabilityZones):
default_name = DEFAULT_NAME
def __init__(self):
default_azs = cfg.CONF.default_availability_zones
super(NsxPAvailabilityZones, self).__init__(
cfg.CONF.nsx_p.availability_zones,
NsxPAvailabilityZone,
default_availability_zones=default_azs)
self.non_default_dns_domain = self.dns_domain_configured_non_default()
def dns_domain_configured_non_default(self):
for az in self.availability_zones.values():
if az.dns_domain and az.dns_domain != cfg.CONF.nsx_p.dns_domain:
return True
return False