341df63822
This change moves the config options in nova/console/ manager.py, rpcapi.py and websocketproxy.py to the new central location "nova/conf/console.py". Implements: blueprint centralize-config-options-newton Change-Id: I5928b7f802751c9236238579e69374794c7af697
73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
# Copyright 2013 Red Hat, Inc.
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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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Client side of the console RPC API.
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"""
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import oslo_messaging as messaging
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import nova.conf
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from nova import rpc
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CONF = nova.conf.CONF
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class ConsoleAPI(object):
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'''Client side of the console rpc API.
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API version history:
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1.0 - Initial version.
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1.1 - Added get_backdoor_port()
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... Grizzly and Havana support message version 1.1. So, any changes to
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existing methods in 1.x after that point should be done such that they
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can handle the version_cap being set to 1.1.
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2.0 - Major API rev for Icehouse
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... Icehouse, Juno, Kilo, Liberty, Mitaka support message version 2.0.
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So, any changes to existing methods in 2.x after that point
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should be done such that they can handle the version_cap being
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set to 2.0.
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'''
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VERSION_ALIASES = {
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'grizzly': '1.1',
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'havana': '1.1',
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'icehouse': '2.0',
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'juno': '2.0',
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'kilo': '2.0',
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'liberty': '2.0',
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'mitaka': '2.0',
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}
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def __init__(self, topic=None, server=None):
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super(ConsoleAPI, self).__init__()
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topic = topic if topic else CONF.console_topic
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target = messaging.Target(topic=topic, server=server, version='2.0')
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version_cap = self.VERSION_ALIASES.get(CONF.upgrade_levels.console,
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CONF.upgrade_levels.console)
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self.client = rpc.get_client(target, version_cap=version_cap)
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def add_console(self, ctxt, instance_id):
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cctxt = self.client.prepare()
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cctxt.cast(ctxt, 'add_console', instance_id=instance_id)
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def remove_console(self, ctxt, console_id):
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cctxt = self.client.prepare()
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cctxt.cast(ctxt, 'remove_console', console_id=console_id)
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