x/vmware-nsx
Code Issues Proposed changes

NSX|P: Initial availability zone support

Browse Source 
Create a base class for V3 and P AZs.

Change-Id: Icb735a9d79e258179a2678a4db06eb401cf4cd59
This commit is contained in:
Anna Khmelnitsky 2018-12-07 16:55:22 -08:00
parent 944402c8c5
commit e9c4ca538c
9 changed files with 200 additions and 101 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
vmware_nsx/common/availability_zones.py
View File

@ -29,6 +29,7 @@ class ConfiguredAvailabilityZone(object):
def __init__(self, config_line, default_name=DEFAULT_NAME):
self.name = ""
self.init_defaults()
self._is_default = False
if config_line and ':' in config_line:
# Older configuration - each line contains all the relevant
@ -47,7 +48,6 @@ class ConfiguredAvailabilityZone(object):
# Default zone configuration
self.name = default_name
self._is_default = True
self.init_default_az()
def is_default(self):
return self._is_default
@ -68,7 +68,7 @@ class ConfiguredAvailabilityZone(object):
pass
@abc.abstractmethod
def init_default_az(self):
def init_defaults(self):
pass

56
vmware_nsx/common/config.py
View File

@ -350,6 +350,34 @@ nsx_v3_and_p = [
"specifying Transport Zone UUID usable for VLAN "
"provider networks, as well as ranges of VLAN "
"tags on each available for allocation to networks.")),
cfg.ListOpt('availability_zones',
default=[],
help=_('Optional parameter defining the networks availability '
'zones names for the native dhcp configuration. The '
'configuration of each zone will be under a group '
'names [az:<name>]')),
cfg.StrOpt('metadata_proxy',
help=_("This is the name or UUID of the NSX Metadata Proxy "
"that will be used to enable native metadata service. "
"It needs to be created in NSX before starting Neutron "
"with the NSX plugin.")),
cfg.StrOpt('dhcp_profile',
help=_("This is the name or UUID of the NSX DHCP Profile "
"that will be used to enable native DHCP service. It "
"needs to be created in NSX before starting Neutron "
"with the NSX plugin")),
cfg.StrOpt('native_metadata_route',
default="169.254.169.254/31",
help=_("The metadata route used for native metadata proxy "
"service.")),
cfg.StrOpt('dns_domain',
default='openstacklocal',
help=_("Domain to use for building the hostnames.")),
cfg.ListOpt('nameservers',
default=[],
help=_("List of nameservers to configure for the DHCP "
"binding entries. These will be used if there are no "
"nameservers defined on the subnet.")),
]
nsx_v3_opts = nsx_v3_and_p + [
@ -407,41 +435,13 @@ nsx_v3_opts = nsx_v3_and_p + [
default=True,
help=_("If true, DHCP and metadata proxy services will be "
"provided by NSX backend.")),
cfg.StrOpt('native_metadata_route',
default="169.254.169.254/31",
help=_("The metadata route used for native metadata proxy "
"service.")),
cfg.StrOpt('dhcp_profile',
help=_("This is the name or UUID of the NSX DHCP Profile "
"that will be used to enable native DHCP service. It "
"needs to be created in NSX before starting Neutron "
"with the NSX plugin")),
cfg.IntOpt('dhcp_lease_time',
default=86400,
help=_("DHCP default lease time.")),
cfg.StrOpt('dns_domain',
default='openstacklocal',
help=_("Domain to use for building the hostnames.")),
cfg.ListOpt('nameservers',
default=[],
help=_("List of nameservers to configure for the DHCP "
"binding entries. These will be used if there are no "
"nameservers defined on the subnet.")),
cfg.StrOpt('metadata_proxy',
help=_("This is the name or UUID of the NSX Metadata Proxy "
"that will be used to enable native metadata service. "
"It needs to be created in NSX before starting Neutron "
"with the NSX plugin.")),
cfg.StrOpt('dhcp_relay_service',
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.ListOpt('availability_zones',
default=[],
help=_('Optional parameter defining the networks availability '
'zones names for the native dhcp configuration. The '
'configuration of each zone will be under a group '
'names [az:<name>]')),
cfg.BoolOpt('init_objects_by_tags',
default=False,
help=_("When True, the configured transport zones, router and "

100
vmware_nsx/plugins/common_v3/availability_zones.py Normal file
View File

@ -0,0 +1,100 @@
# 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 vmware_nsx._i18n import _
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
DEFAULT_NAME = common_az.DEFAULT_NAME + 'v3'
class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
def init_from_config_line(self, config_line):
# Not supported for nsx_v3 (old configuration)
raise nsx_exc.NsxInvalidConfiguration(
opt_name="availability_zones",
opt_value=config_line,
reason=_("Expected a list of names"))
def _has_native_dhcp_metadata(self):
# May be overriden by children
return True
def init_from_config_section(self, az_name):
az_info = config.get_nsxv3_az_opts(self.name)
if self._has_native_dhcp_metadata():
# The optional parameters will get the global values if not
# defined for this AZ
self.metadata_proxy = az_info.get('metadata_proxy')
if not self.metadata_proxy:
raise nsx_exc.NsxInvalidConfiguration(
opt_name="metadata_proxy",
opt_value='None',
reason=(_("metadata_proxy for availability zone %s "
"must be defined") % az_name))
self.dhcp_profile = az_info.get('dhcp_profile')
if not self.dhcp_profile:
raise nsx_exc.NsxInvalidConfiguration(
opt_name="dhcp_profile",
opt_value='None',
reason=(_("dhcp_profile for availability zone %s "
"must be defined") % az_name))
native_metadata_route = az_info.get('native_metadata_route')
if native_metadata_route:
self.native_metadata_route = native_metadata_route
else:
self.metadata_proxy = None
self.dhcp_profile = None
self.native_metadata_route = None
default_overlay_tz = az_info.get('default_overlay_tz')
if default_overlay_tz:
self.default_overlay_tz = default_overlay_tz
default_vlan_tz = az_info.get('default_vlan_tz')
if default_vlan_tz:
self.default_vlan_tz = default_vlan_tz
default_tier0_router = az_info.get('default_tier0_router')
if default_tier0_router:
self.default_tier0_router = default_tier0_router
dns_domain = az_info.get('dns_domain')
if dns_domain:
self.dns_domain = dns_domain
nameservers = az_info.get('nameservers')
if nameservers:
self.nameservers = nameservers
def init_defaults(self):
# Should be implemented by children
pass
def translate_configured_names_to_uuids(self, nsxlib):
# May be overriden by children
# Default implementation assumes UUID is provided in config
# TODO(annak): refine this when we have a better picture
# what az config is relevant for policy
self._native_dhcp_profile_uuid = self.dhcp_profile
self._native_md_proxy_uuid = self.metadata_proxy
self._default_overlay_tz_uuid = self.default_overlay_tz
self._default_vlan_tz_uuid = self.default_vlan_tz
self._default_tier0_router = self.default_tier0_router

46
vmware_nsx/plugins/nsx_p/availability_zones.py Normal file
View File

@ -0,0 +1,46 @@
# 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 vmware_nsx.common import availability_zones as common_az
from vmware_nsx.plugins.common_v3 import availability_zones as v3_az
DEFAULT_NAME = common_az.DEFAULT_NAME + 'v3'
class NsxPAvailabilityZone(v3_az.NsxV3AvailabilityZone):
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
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)

6
vmware_nsx/plugins/nsx_p/plugin.py
View File

@ -73,6 +73,7 @@ from vmware_nsx.extensions import providersecuritygroup as provider_sg
from vmware_nsx.extensions import secgroup_rule_local_ip_prefix as sg_prefix
from vmware_nsx.extensions import securitygrouplogging as sg_logging
from vmware_nsx.plugins.common_v3 import plugin as nsx_plugin_common
from vmware_nsx.plugins.nsx_p import availability_zones as nsxp_az
from vmware_nsx.plugins.nsx_v3 import utils as v3_utils
from vmware_nsxlib.v3 import exceptions as nsx_lib_exc
@ -154,6 +155,8 @@ class NsxPolicyPlugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
self._extension_manager = managers.ExtensionManager(
extension_drivers=extension_drivers)
self.cfg_group = 'nsx_p' # group name for nsx_p section in nsx.ini
self.init_availability_zones()
super(NsxPolicyPlugin, self).__init__()
# Bind the dummy L3 notifications
self.l3_rpc_notifier = l3_rpc_agent_api.L3NotifyAPI()
@ -229,6 +232,9 @@ class NsxPolicyPlugin(agentschedulers_db.AZDhcpAgentSchedulerDbMixin,
filter_list_results=lambda tzs: [
tz for tz in tzs if tz['tz_type'].startswith('VLAN')])
def init_availability_zones(self):
self._availability_zones_data = nsxp_az.NsxPAvailabilityZones()
def _validate_nsx_policy_version(self):
self._nsx_version = self.nsxpolicy.get_version()
LOG.info("NSX Version: %s", self._nsx_version)

2
vmware_nsx/plugins/nsx_v/availability_zones.py
View File

@ -179,7 +179,7 @@ class NsxVAvailabilityZone(common_az.ConfiguredAvailabilityZone):
self.mgt_net_proxy_netmask = None
self.mgt_net_default_gateway = None
def init_default_az(self):
def init_defaults(self):
# use the default configuration
self.resource_pool = cfg.CONF.nsxv.resource_pool_id
self.datastore_id = cfg.CONF.nsxv.datastore_id

83
vmware_nsx/plugins/nsx_v3/availability_zones.py
View File

@ -12,88 +12,35 @@
# 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 vmware_nsx._i18n import _
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 core_resources
from vmware_nsxlib.v3 import nsx_constants as nsxlib_consts
DEFAULT_NAME = common_az.DEFAULT_NAME + 'v3'
class NsxV3AvailabilityZone(v3_az.NsxV3AvailabilityZone):
class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
def init_from_config_line(self, config_line):
# Not supported for nsx_v3 (old configuration)
raise nsx_exc.NsxInvalidConfiguration(
opt_name="availability_zones",
opt_value=config_line,
reason=_("Expected a list of names"))
def _has_native_dhcp_metadata(self):
return cfg.CONF.nsx_v3.native_dhcp_metadata
def init_from_config_section(self, az_name):
super(NsxV3AvailabilityZone, self).init_from_config_section(az_name)
az_info = config.get_nsxv3_az_opts(self.name)
if cfg.CONF.nsx_v3.native_dhcp_metadata:
# The optional parameters will get the global values if not
# defined for this AZ
self.metadata_proxy = az_info.get('metadata_proxy')
if not self.metadata_proxy:
raise nsx_exc.NsxInvalidConfiguration(
opt_name="metadata_proxy",
opt_value='None',
reason=(_("metadata_proxy for availability zone %s "
"must be defined") % az_name))
switching_profiles = az_info.get('switching_profiles')
if switching_profiles:
self.switching_profiles = switching_profiles
self.dhcp_profile = az_info.get('dhcp_profile')
if not self.dhcp_profile:
raise nsx_exc.NsxInvalidConfiguration(
opt_name="dhcp_profile",
opt_value='None',
reason=(_("dhcp_profile for availability zone %s "
"must be defined") % az_name))
dhcp_relay_service = az_info.get('dhcp_relay_service')
if dhcp_relay_service:
self.dhcp_relay_service = dhcp_relay_service
self.native_metadata_route = az_info.get('native_metadata_route')
if self.native_metadata_route is None:
nmr = cfg.CONF.nsx_v3.native_metadata_route
self.native_metadata_route = nmr
else:
self.metadata_proxy = None
self.dhcp_profile = None
self.native_metadata_route = None
self.dns_domain = az_info.get('dns_domain')
if self.dns_domain is None:
self.dns_domain = cfg.CONF.nsx_v3.dns_domain
self.nameservers = az_info.get('nameservers')
if self.nameservers is None:
self.nameservers = cfg.CONF.nsx_v3.nameservers
self.default_overlay_tz = az_info.get('default_overlay_tz')
if self.default_overlay_tz is None:
self.default_overlay_tz = cfg.CONF.nsx_v3.default_overlay_tz
self.default_vlan_tz = az_info.get('default_vlan_tz')
if self.default_vlan_tz is None:
self.default_vlan_tz = cfg.CONF.nsx_v3.default_vlan_tz
self.switching_profiles = az_info.get('switching_profiles')
if self.switching_profiles is None:
self.switching_profiles = cfg.CONF.nsx_v3.switching_profiles
self.dhcp_relay_service = az_info.get('dhcp_relay_service')
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):
def init_defaults(self):
# use the default configuration
self.metadata_proxy = cfg.CONF.nsx_v3.metadata_proxy
self.dhcp_profile = cfg.CONF.nsx_v3.dhcp_profile
@ -231,7 +178,7 @@ class NsxV3AvailabilityZone(common_az.ConfiguredAvailabilityZone):
class NsxV3AvailabilityZones(common_az.ConfiguredAvailabilityZones):
default_name = DEFAULT_NAME
default_name = v3_az.DEFAULT_NAME
def __init__(self, use_tvd_config=False):
if use_tvd_config:

2
vmware_nsx/shell/admin/plugins/nsxv3/resources/metadata_proxy.py
View File

@ -24,7 +24,7 @@ from oslo_log import log as logging
from vmware_nsx.common import config # noqa
from vmware_nsx.common import utils as nsx_utils
from vmware_nsx.dhcp_meta import rpc as nsx_rpc
from vmware_nsx.plugins.nsx_v3 import availability_zones as nsx_az
from vmware_nsx.plugins.common_v3 import availability_zones as nsx_az
from vmware_nsx.shell.admin.plugins.common import constants
from vmware_nsx.shell.admin.plugins.common import formatters
from vmware_nsx.shell.admin.plugins.common import utils as admin_utils

2
vmware_nsx/tests/unit/nsx_v3/test_dhcp_metadata.py
View File

@ -31,7 +31,7 @@ from vmware_nsx.common import exceptions as nsx_exc
from vmware_nsx.common import utils
from vmware_nsx.db import db as nsx_db
from vmware_nsx.extensions import advancedserviceproviders as as_providers
from vmware_nsx.plugins.nsx_v3 import availability_zones as nsx_az
from vmware_nsx.plugins.common_v3 import availability_zones as nsx_az
from vmware_nsx.tests.unit.nsx_v3 import test_plugin
from vmware_nsxlib.v3 import core_resources
from vmware_nsxlib.v3 import nsx_constants