c8a5bc39dc
* Updated logging,cfg,setup to new oslo * Split out the paste ini from the conf files * Modified reddwarf-api/server to use new modules * Modified reddwarf-manage to use new cfg * Added rpc helper for rpc services * Modified reddwarf-taskmanager to use rpc helper * Modified reddwarf-guestagent to use new rpc helper * Fixed guestagent api to use rpc proxy * Fixed taskmanager module to conform to new rpc * Updated guestagent manager/pkg to use new rpc * Updated api paste to use keystoneclient auth_token * Updated managers to use periodic tasks Implements: blueprint reddwarf/upgrade-oslo Change-Id: I9ad1b441eca855a4304454014ae746ec51bef8f3
83 lines
2.8 KiB
Python
83 lines
2.8 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2011 Openstack, LLC.
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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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"""
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Dns manager.
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"""
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from reddwarf.openstack.common import log as logging
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from reddwarf.common import utils
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from reddwarf.common import cfg
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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class DnsManager(object):
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"""Handles associating DNS to and from IPs."""
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def __init__(self, dns_driver=None, dns_instance_entry_factory=None,
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*args, **kwargs):
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if not dns_driver:
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dns_driver = CONF.dns_driver
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dns_driver = utils.import_object(dns_driver)
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self.driver = dns_driver()
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if not dns_instance_entry_factory:
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dns_instance_entry_factory = CONF.dns_instance_entry_factory
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entry_factory = utils.import_object(dns_instance_entry_factory)
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self.entry_factory = entry_factory()
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def create_instance_entry(self, instance_id, content):
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"""Connects a new instance with a DNS entry.
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:param instance_id: The reddwarf instance_id to associate.
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:param content: The IP content attached to the instance.
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"""
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entry = self.entry_factory.create_entry(instance_id)
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if entry:
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entry.content = content[0]
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LOG.debug("Creating entry address %s." % str(entry))
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self.driver.create_entry(entry)
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else:
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LOG.debug("Entry address not found for instance %s" % instance_id)
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def delete_instance_entry(self, instance_id, content=None):
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"""Removes a DNS entry associated to an instance.
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:param instance_id: The reddwarf instance id to associate.
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:param content: The IP content attached to the instance.
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"""
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entry = self.entry_factory.create_entry(instance_id)
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LOG.debug("Deleting instance entry with %s" % str(entry))
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if entry:
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self.driver.delete_entry(entry.name, entry.type)
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def determine_hostname(self, instance_id):
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"""
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Create the hostname field based on the instance id.
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Use instance by default.
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"""
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entry = self.entry_factory.create_entry(instance_id)
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if entry:
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return entry.name
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else:
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return None
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