90 lines
3.1 KiB
Python
90 lines
3.1 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 neutron_lib import exceptions as n_exc
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from oslo_config import cfg
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from vmware_nsx._i18n import _
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DEFAULT_NAME = 'default'
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class ConfiguredAvailabilityZone(object):
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def __init__(self, config_line):
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if config_line:
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values = config_line.split(':')
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if len(values) < 3 or len(values) > 4:
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raise n_exc.Invalid(_("Invalid availability zones format"))
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self.name = values[0]
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# field name limit in the DB
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if len(self.name) > 36:
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raise n_exc.Invalid(_("Invalid availability zone name %s: "
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"max name length is 36"), self.name)
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self.resource_pool = values[1]
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self.datastore_id = values[2]
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self.ha_datastore_id = values[3] if len(values) == 4 else None
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else:
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# use the default configuration
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self.name = DEFAULT_NAME
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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.ha_datastore_id = cfg.CONF.nsxv.ha_datastore_id
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class ConfiguredAvailabilityZones(object):
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def __init__(self):
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self.availability_zones = {}
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# Add the configured availability zones
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for az in cfg.CONF.nsxv.availability_zones:
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obj = ConfiguredAvailabilityZone(az)
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self.availability_zones[obj.name] = obj
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# DEBUG ADIT - name max len 36 (DB)
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# add a default entry
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obj = ConfiguredAvailabilityZone(None)
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self.availability_zones[obj.name] = obj
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def get_resources(self):
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"""Return a list of all the resources in all the availability zones
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"""
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resources = []
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for az in self.availability_zones.values():
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resources.append(az.resource_pool)
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resources.append(az.datastore_id)
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if az.ha_datastore_id:
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resources.append(az.ha_datastore_id)
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return resources
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def get_availability_zone(self, name):
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"""Return an availability zone object by its name
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"""
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if name in self.availability_zones.keys():
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return self.availability_zones[name]
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def get_default_availability_zone(self):
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"""Return the default availability zone object
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"""
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return self.availability_zones[DEFAULT_NAME]
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def list_availability_zones(self):
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"""Return a list of availability zones names
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"""
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return self.availability_zones.keys()
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