3c1d52cbb1
Reformats copyright messages to be comments rather than docstring-style blocks. Change-Id: I4d863f53b67bb49d03bda0952b9e6179b6d23c59
102 lines
3.6 KiB
Python
102 lines
3.6 KiB
Python
# Copyright 2013 Rackspace, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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from ironic_python_agent import agent
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from ironic_python_agent.openstack.common import log
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LOG = log.getLogger()
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def _get_kernel_params():
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try:
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with open('/proc/cmdline') as f:
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cmdline = f.read()
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except Exception as e:
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LOG.exception('Could not read /proc/cmdline: {e}'.format(e=e))
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return {}
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options = cmdline.split()
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params = {}
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for option in options:
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if '=' not in option:
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continue
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k, v = option.split('=', 1)
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params[k] = v
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return params
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def run():
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kparams = _get_kernel_params()
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parser = argparse.ArgumentParser(
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description=('An agent that handles decomissioning and provisioning'
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' on behalf of Ironic.'))
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api_url = kparams.get('ipa-api-url')
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if api_url is None:
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parser.add_argument('--api-url',
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required=True,
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help='URL of the Ironic API')
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parser.add_argument('--listen-host',
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default=kparams.get('ipa-listen-host', '0.0.0.0'),
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type=str,
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help='The IP address to listen on.')
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parser.add_argument('--listen-port',
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default=int(kparams.get('ipa-listen-port', 9999)),
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type=int,
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help='The port to listen on')
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parser.add_argument('--advertise-host',
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default=kparams.get('ipa-advertise-host', '0.0.0.0'),
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type=str,
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help='The host to tell Ironic to reply and send '
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'commands to.')
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parser.add_argument('--advertise-port',
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default=int(kparams.get('ipa-advertise-port', 9999)),
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type=int,
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help='The port to tell Ironic to reply and send '
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'commands to.')
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parser.add_argument('--lookup-timeout',
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default=int(kparams.get('ipa-lookup-timeout', 300)),
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type=int,
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help='The amount of time to retry the initial lookup '
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'call to Ironic. After the timeout, the agent '
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'will exit with a non-zero exit code.')
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parser.add_argument('--lookup-interval',
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default=int(kparams.get('ipa-lookup-timeout', 1)),
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type=int,
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help='The initial interval for retries on the initial '
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'lookup call to Ironic. The interval will be '
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'doubled after each failure until timeout is '
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'exceeded.')
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args = parser.parse_args()
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agent.build_agent(api_url or args.api_url,
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args.advertise_host,
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args.advertise_port,
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args.listen_host,
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args.listen_port,
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args.lookup_timeout,
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args.lookup_interval).run()
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