77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
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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
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# 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 json
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import os
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import subprocess
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from openstack.common import log
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from os_collect_config import cache
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from os_collect_config import cfn
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from os_collect_config import common
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from os_collect_config import ec2
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from oslo.config import cfg
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opts = [
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cfg.StrOpt('command',
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short='c',
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help='Command to run on metadata changes.'),
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cfg.StrOpt('cachedir',
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default='/var/run/os-collect-config',
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help='Directory in which to store local cache of metadata'),
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]
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CONF = cfg.CONF
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logger = log.getLogger('os-collect-config')
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def setup_conf():
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ec2_group = cfg.OptGroup(name='ec2',
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title='EC2 Metadata options')
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cfn_group = cfg.OptGroup(name='cfn',
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title='CloudFormation API Metadata options')
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CONF.register_group(ec2_group)
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CONF.register_group(cfn_group)
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CONF.register_cli_opts(ec2.opts, group='ec2')
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CONF.register_cli_opts(cfn.opts, group='cfn')
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CONF.register_cli_opts(opts)
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def __main__(ec2_requests=common.requests):
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setup_conf()
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CONF(prog="os-collect-config")
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log.setup("os-collect-config")
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ec2_content = ec2.CollectEc2(requests_impl=ec2_requests).collect()
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if CONF.command:
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(changed, ec2_path) = cache.store('ec2', ec2_content)
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if changed:
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paths = [ec2_path]
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env = dict(os.environ)
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env["OS_CONFIG_FILES"] = ':'.join(paths)
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logger.info("Executing %s" % CONF.command)
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subprocess.call(CONF.command, env=env, shell=True)
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cache.commit('ec2')
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else:
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content = {'ec2': ec2_content}
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print json.dumps(content, indent=1)
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if __name__ == '__main__':
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__main__()
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