389 lines
16 KiB
Python
389 lines
16 KiB
Python
# Copyright 2016 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 oslo_log import log as logging
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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_nsx.common import utils as c_utils
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DEFAULT_NAME = common_az.DEFAULT_NAME
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LOG = logging.getLogger(__name__)
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class NsxVAvailabilityZone(common_az.ConfiguredAvailabilityZone):
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def init_from_config_line(self, config_line):
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values = config_line.split(':')
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if len(values) < 4 or len(values) > 5:
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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 4 or 5 values per zone"))
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self.resource_pool = values[1]
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self.datastore_id = values[2]
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# validate the edge_ha
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if values[3].lower() == "true":
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self.edge_ha = True
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elif values[3].lower() == "false":
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self.edge_ha = False
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else:
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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 the 4th value to be true/false"))
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# HA datastore id is relevant only with edge_ha
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if not self.edge_ha and len(values) == 5:
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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 HA datastore ID only when edge_ha is "
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"enabled"))
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self.ha_datastore_id = values[4] if len(values) == 5 else None
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# Some parameters are not supported in this format.
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# using the global ones instead.
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self.ha_placement_random = cfg.CONF.nsxv.ha_placement_random
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self.datacenter_moid = cfg.CONF.nsxv.datacenter_moid
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self.backup_edge_pool = cfg.CONF.nsxv.backup_edge_pool
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self.external_network = cfg.CONF.nsxv.external_network
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self.vdn_scope_id = cfg.CONF.nsxv.vdn_scope_id
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self.dvs_id = cfg.CONF.nsxv.dvs_id
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self.edge_host_groups = cfg.CONF.nsxv.edge_host_groups
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self.exclusive_dhcp_edge = cfg.CONF.nsxv.exclusive_dhcp_edge
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self.bind_floatingip_to_all_interfaces = (
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cfg.CONF.nsxv.bind_floatingip_to_all_interfaces)
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# No support for metadata per az
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self.az_metadata_support = False
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self.mgt_net_moid = None
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self.mgt_net_proxy_ips = []
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self.mgt_net_proxy_netmask = None
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self.mgt_net_default_gateway = None
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def init_from_config_section(self, az_name):
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az_info = config.get_nsxv_az_opts(az_name)
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self.resource_pool = az_info.get('resource_pool_id')
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if not self.resource_pool:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="resource_pool_id",
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opt_value='None',
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reason=(_("resource_pool_id for availability zone %s "
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"must be defined") % az_name))
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self.datastore_id = az_info.get('datastore_id')
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if not self.datastore_id:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="datastore_id",
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opt_value='None',
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reason=(_("datastore_id for availability zone %s "
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"must be defined") % az_name))
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self.edge_ha = az_info.get('edge_ha', False)
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# The HA datastore can be empty
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self.ha_datastore_id = (az_info.get('ha_datastore_id')
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if self.edge_ha else None)
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if self.ha_datastore_id and not self.edge_ha:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="ha_datastore_id",
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opt_value=self.ha_datastore_id,
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reason=_("Expected HA datastore ID only when edge_ha is "
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"enabled for availability zone %s") % az_name)
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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.ha_placement_random = az_info.get('ha_placement_random')
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if self.ha_placement_random is None:
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self.ha_placement_random = (
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cfg.CONF.nsxv.ha_placement_random)
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self.datacenter_moid = az_info.get('datacenter_moid')
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if not self.datacenter_moid:
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self.datacenter_moid = cfg.CONF.nsxv.datacenter_moid
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self.backup_edge_pool = az_info.get('backup_edge_pool', [])
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if not self.backup_edge_pool:
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self.backup_edge_pool = cfg.CONF.nsxv.backup_edge_pool
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self.external_network = az_info.get('external_network')
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if not self.external_network:
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self.external_network = cfg.CONF.nsxv.external_network
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self.vdn_scope_id = az_info.get('vdn_scope_id')
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if not self.vdn_scope_id:
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self.vdn_scope_id = cfg.CONF.nsxv.vdn_scope_id
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self.dvs_id = az_info.get('dvs_id')
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if not self.dvs_id:
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self.dvs_id = cfg.CONF.nsxv.dvs_id
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self.edge_host_groups = az_info.get('edge_host_groups', [])
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if not self.edge_host_groups:
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self.edge_host_groups = cfg.CONF.nsxv.edge_host_groups
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self.exclusive_dhcp_edge = az_info.get('exclusive_dhcp_edge', False)
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self.bind_floatingip_to_all_interfaces = az_info.get(
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'bind_floatingip_to_all_interfaces', False)
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# Support for metadata per az only if configured, and different
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# from the global one
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self.mgt_net_proxy_ips = az_info.get('mgt_net_proxy_ips')
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if self.mgt_net_proxy_ips:
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# make sure there are no over lapping ips with the
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# global configuration
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if (set(self.mgt_net_proxy_ips) &
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set(cfg.CONF.nsxv.mgt_net_proxy_ips)):
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name="mgt_net_proxy_ips",
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opt_value='None',
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reason=(_("mgt_net_proxy_ips for availability zone "
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"%s must be different from global one") %
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az_name))
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self.az_metadata_support = True
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self.mgt_net_moid = az_info.get('mgt_net_moid')
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if not self.mgt_net_moid:
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self.mgt_net_moid = cfg.CONF.nsxv.mgt_net_moid
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self.mgt_net_proxy_netmask = az_info.get(
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'mgt_net_proxy_netmask')
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if not self.mgt_net_proxy_netmask:
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self.mgt_net_proxy_netmask = (
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cfg.CONF.nsxv.mgt_net_proxy_netmask)
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self.mgt_net_default_gateway = az_info.get(
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'mgt_net_default_gateway')
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if not self.mgt_net_default_gateway:
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self.mgt_net_default_gateway = (
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cfg.CONF.nsxv.mgt_net_default_gateway)
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else:
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self.az_metadata_support = False
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self.mgt_net_moid = None
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self.mgt_net_proxy_ips = []
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self.mgt_net_proxy_netmask = None
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self.mgt_net_default_gateway = None
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def init_defaults(self):
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# use the default configuration
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self.resource_pool = cfg.CONF.nsxv.resource_pool_id
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self.datastore_id = cfg.CONF.nsxv.datastore_id
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self.edge_ha = cfg.CONF.nsxv.edge_ha
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self.ha_datastore_id = cfg.CONF.nsxv.ha_datastore_id
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self.ha_placement_random = cfg.CONF.nsxv.ha_placement_random
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self.datacenter_moid = cfg.CONF.nsxv.datacenter_moid
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self.backup_edge_pool = cfg.CONF.nsxv.backup_edge_pool
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self.az_metadata_support = True
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self.mgt_net_moid = cfg.CONF.nsxv.mgt_net_moid
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self.mgt_net_proxy_ips = cfg.CONF.nsxv.mgt_net_proxy_ips
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self.mgt_net_proxy_netmask = cfg.CONF.nsxv.mgt_net_proxy_netmask
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self.mgt_net_default_gateway = (
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cfg.CONF.nsxv.mgt_net_default_gateway)
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self.external_network = cfg.CONF.nsxv.external_network
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self.vdn_scope_id = cfg.CONF.nsxv.vdn_scope_id
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self.dvs_id = cfg.CONF.nsxv.dvs_id
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self.edge_host_groups = cfg.CONF.nsxv.edge_host_groups
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self.exclusive_dhcp_edge = cfg.CONF.nsxv.exclusive_dhcp_edge
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self.bind_floatingip_to_all_interfaces = (
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cfg.CONF.nsxv.bind_floatingip_to_all_interfaces)
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def supports_metadata(self):
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# Return True if this az has it's own metadata configuration
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# If False - it uses the global metadata (if defined)
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return self.az_metadata_support
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def _validate_opt_connectivity(self, cluster_info, cluster_field,
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az_value):
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for obj in cluster_info.get(cluster_field, []):
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if obj['id'] == az_value:
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return True
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return False
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def validate_az_connectivity(self, vcns):
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info = vcns.get_tz_connectivity_info(self.vdn_scope_id)
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if not info or not info.get('clustersInfo'):
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LOG.warning("Couldn't get TZ %s connectivity information to "
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"validate the configuration", self.vdn_scope_id)
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return
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LOG.info("Validating connectivity of availability zone %s With TZ %s, "
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"clusters %s, DVS %s external net %s and mdproxy net %s",
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self.name, self.vdn_scope_id, cfg.CONF.nsxv.cluster_moid,
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self.dvs_id, self.external_network, self.mgt_net_moid)
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# Look for each configured cluster
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ext_net_connected = False
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mgt_net_connected = False
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dvs_connected = False
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for configured_cluster in cfg.CONF.nsxv.cluster_moid:
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found_cluster = False
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for cluster_info in info['clustersInfo']:
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if cluster_info.get('clusterId') == configured_cluster:
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found_cluster = True
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# Validate the external network:
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external_net_standard = self._validate_opt_connectivity(
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cluster_info, 'standardNetworks',
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self.external_network)
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external_net_portgroup = self._validate_opt_connectivity(
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cluster_info, 'distributedVirtualPortGroups',
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self.external_network)
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if external_net_standard or external_net_portgroup:
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ext_net_connected = True
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# Validate mgt_net_moid
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if self.mgt_net_moid:
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mgt_net_standard = self._validate_opt_connectivity(
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cluster_info, 'standardNetworks',
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self.mgt_net_moid)
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mgt_net_portgroup = self._validate_opt_connectivity(
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cluster_info, 'distributedVirtualPortGroups',
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self.mgt_net_moid)
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if mgt_net_standard or mgt_net_portgroup:
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mgt_net_connected = True
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# Validate DVS
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if self.dvs_id and self._validate_opt_connectivity(
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cluster_info, 'distributedVirtualSwitches',
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self.dvs_id):
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dvs_connected = True
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break
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# Didn't find the edge cluster
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if not found_cluster:
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reason = (_("Edge cluster %(ec)s is not connected "
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"to vdn_scope_id %(val)s in AZ %(az)s") % {
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'ec': configured_cluster,
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'val': self.vdn_scope_id,
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'az': self.name})
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if cfg.CONF.nsxv.init_validation:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name='vdn_scope_id', opt_value=self.vdn_scope_id,
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reason=reason)
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LOG.warning(reason)
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if self.external_network and not ext_net_connected:
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reason = (_("Edge cluster %(ec)s is not connected "
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"to external network %(val)s in AZ "
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"%(az)s") % {
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'ec': cfg.CONF.nsxv.cluster_moid,
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'val': self.external_network,
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'az': self.name})
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if cfg.CONF.nsxv.init_validation:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name='external_network',
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opt_value=self.external_network,
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reason=reason)
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LOG.warning(reason)
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if self.mgt_net_moid and not mgt_net_connected:
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reason = (_("Edge cluster %(ec)s is not "
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"connected to mgt_net_moid %(val)s "
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"in AZ %(az)s") % {
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'ec': cfg.CONF.nsxv.cluster_moid,
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'val': self.mgt_net_moid,
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'az': self.name})
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if cfg.CONF.nsxv.init_validation:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name='mgt_net_moid',
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opt_value=self.mgt_net_moid,
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reason=reason)
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LOG.warning(reason)
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if self.dvs_id and not dvs_connected:
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reason = (_("Edge cluster %(ec)s is not connected "
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"to dvs_id %(val)s in AZ %(az)s") % {
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'ec': cfg.CONF.nsxv.cluster_moid,
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'val': self.dvs_id,
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'az': self.name})
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if cfg.CONF.nsxv.init_validation:
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raise nsx_exc.NsxInvalidConfiguration(
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opt_name='dvs_id', opt_value=self.dvs_id,
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reason=reason)
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LOG.warning(reason)
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class NsxVAvailabilityZones(common_az.ConfiguredAvailabilityZones):
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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_v_default_availability_zones
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else:
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default_azs = cfg.CONF.default_availability_zones
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super(NsxVAvailabilityZones, self).__init__(
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cfg.CONF.nsxv.availability_zones,
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NsxVAvailabilityZone,
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default_availability_zones=default_azs)
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def get_inventory(self):
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"""Return a set of relevant resources in all the availability zones
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"""
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resources = set()
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for az in self.list_availability_zones_objects():
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if az.resource_pool:
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resources.add(az.resource_pool)
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if az.datastore_id:
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resources.add(az.datastore_id)
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if az.ha_datastore_id:
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resources.add(az.ha_datastore_id)
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return resources
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def get_unique_non_default_param(self, param_name):
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"""Return a set of all configured values of one of az params
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Ignore the value of the default AZ
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"""
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resources = set()
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default_val = None
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for az in self.list_availability_zones_objects():
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az_val = getattr(az, param_name)
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if az.is_default():
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default_val = az_val
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elif az_val:
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resources.add(az_val)
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# remove the default value
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if default_val:
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resources.discard(default_val)
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return resources
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def get_additional_vdn_scope(self):
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return self.get_unique_non_default_param("vdn_scope_id")
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def get_additional_mgt_net(self):
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return self.get_unique_non_default_param("mgt_net_moid")
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def get_additional_ext_net(self):
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return self.get_unique_non_default_param("external_network")
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def get_additional_datacenter(self):
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return self.get_unique_non_default_param("datacenter_moid")
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def get_additional_dvs_ids(self):
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return self.get_unique_non_default_param("dvs_id")
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def validate_connectivity(self, vcns):
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if (not c_utils.is_nsxv_version_6_4_6(vcns.get_version()) or
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not cfg.CONF.nsxv.cluster_moid):
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return
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for az in self.list_availability_zones_objects():
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az.validate_az_connectivity(vcns)
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