cd9741b402
Change-Id: I2b65bba52c2e3023e8542b0c95897428d0c3abef
185 lines
6.9 KiB
Python
185 lines
6.9 KiB
Python
# Copyright 2015 Hewlett-Packard Development Company, L.P.
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#
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# Author: Kiall Mac Innes <kiall@hpe.com>
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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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import yaml
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from oslo_config import cfg
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from oslo_log import log as logging
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import oslo_messaging as messaging
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from designate import exceptions
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from designate import rpc
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from designate.i18n import _LI
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from designate.i18n import _LC
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from designate import objects
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from designate.central import rpcapi as central_rpcapi
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from designate.manage import base
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from designate.objects.adapters import DesignateAdapter
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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class PoolCommands(base.Commands):
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def __init__(self):
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super(PoolCommands, self).__init__()
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rpc.init(cfg.CONF)
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self.central_api = central_rpcapi.CentralAPI()
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@base.args('--file', help='The path to the file the yaml output should be '
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'writen to',
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default='/etc/designate/pools.yaml')
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def generate_file(self, file):
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try:
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pools = self.central_api.find_pools(self.context)
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except messaging.exceptions.MessagingTimeout:
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LOG.critical(_LC("No response received from designate-central. "
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"Check it is running, and retry"))
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with open(file, 'w') as stream:
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yaml.dump(
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DesignateAdapter.render('YAML', pools),
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stream,
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default_flow_style=False
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)
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@base.args('--file', help='The path to the file the yaml output should be '
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'writen to',
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default='/etc/designate/pools.yaml')
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def export_from_config(self, file):
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try:
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pools = self.central_api.find_pools(self.context)
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except messaging.exceptions.MessagingTimeout:
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LOG.critical(_LC("No response received from designate-central. "
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"Check it is running, and retry"))
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r_pools = objects.PoolList()
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for pool in pools:
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r_pool = objects.Pool.from_config(CONF, pool.id)
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r_pool.id = pool.id
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r_pool.ns_records = pool.ns_records
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r_pool.attributes = pool.attributes
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r_pools.append(r_pool)
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with open(file, 'w') as stream:
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yaml.dump(
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DesignateAdapter.render('YAML', r_pools),
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stream,
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default_flow_style=False
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)
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@base.args('--pool_id', help='ID of the pool to be examined',
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default=CONF['service:central'].default_pool_id)
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def show_config(self, pool_id):
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try:
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pool = self.central_api.find_pool(self.context, {"id": pool_id})
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print('Pool Configuration:')
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print('-------------------')
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print(yaml.dump(DesignateAdapter.render('YAML', pool),
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default_flow_style=False))
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except messaging.exceptions.MessagingTimeout:
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LOG.critical(_LC("No response received from designate-central. "
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"Check it is running, and retry"))
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@base.args('--file', help='The path to the yaml file describing the pools',
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default='/etc/designate/pools.yaml')
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@base.args(
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'--delete',
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help='Any Pools not listed in the config file will be deleted. '
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' WARNING: This will delete any zones left in this pool',
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default=False)
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@base.args(
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'--dry_run',
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help='This will simulate what will happen when you run this command',
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default=False)
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def update(self, file, delete, dry_run):
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print('Updating Pools Configuration')
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print('****************************')
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output_msg = ['']
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with open(file, 'r') as stream:
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xpools = yaml.safe_load(stream)
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if dry_run:
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output_msg.append("The following changes will occur:")
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output_msg.append("*********************************")
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for xpool in xpools:
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try:
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if 'id' in xpool:
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try:
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pool = self.central_api.get_pool(
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self.context, xpool['id'])
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except Exception:
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LOG.critical(
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_LC("Bad ID Supplied for pool %s"), xpool['name'])
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continue
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else:
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pool = self.central_api.find_pool(
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self.context, {"name": xpool['name']})
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LOG.info(_LI('Updating existing pool: %s'), pool)
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# TODO(kiall): Move the below into the pool object
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pool = DesignateAdapter.parse('YAML', xpool, pool)
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if dry_run:
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output_msg.append("Update Pool: %s" % pool)
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else:
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pool = self.central_api.update_pool(self.context, pool)
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except exceptions.PoolNotFound:
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pool = DesignateAdapter.parse('YAML', xpool, objects.Pool())
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# pool = objects.Pool.from_dict(xpool)
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if dry_run:
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output_msg.append("Create Pool: %s" % pool)
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else:
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LOG.info(_LI('Creating new pool: %s'), pool)
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self.central_api.create_pool(self.context, pool)
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except messaging.exceptions.MessagingTimeout:
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LOG.critical(_LC("No response received from designate-central."
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" Check it is running, and retry"))
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if delete:
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pools = self.central_api.find_pools(self.context)
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pools_in_db = {pool.name for pool in pools}
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pools_in_yaml = {xpool['name'] for xpool in xpools}
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pools_to_delete = pools_in_db - pools_in_yaml
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for pool in pools_to_delete:
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try:
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p = self.central_api.find_pool(
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self.context,
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criterion={'name': pool})
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if dry_run:
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output_msg.append("Delete Pool: %s" % p)
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else:
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LOG.info(_LI('Deleting %s'), p)
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self.central_api.delete_pool(self.context, p.id)
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except messaging.exceptions.MessagingTimeout:
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LOG.critical(_LC("No response received from "
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"designate-central. "
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"Check it is running, and retry"))
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for line in output_msg:
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print(line)
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