57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
# Copyright (c) 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
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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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from marconi.common import config
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from marconi.common import exceptions
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from marconi.openstack.common import importutils
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cfg_handle = config.project('marconi')
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cfg = config.namespace('drivers').from_options(
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transport='marconi.transport.wsgi',
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storage='marconi.storage.sqlite')
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class Bootstrap(object):
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"""
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Defines the Marconi Bootstrap
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The bootstrap loads up drivers per a given configuration, and manages their
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lifetimes.
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"""
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def __init__(self, config_file=None):
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cfg_handle.load(config_file)
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self.storage_module = import_driver(cfg.storage)
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self.transport_module = import_driver(cfg.transport)
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self.storage = self.storage_module.Driver()
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self.transport = self.transport_module.Driver(
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self.storage.queue_controller,
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self.storage.message_controller,
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self.storage.claim_controller)
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def run(self):
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self.transport.listen()
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def import_driver(module_name):
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try:
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return importutils.import_module(module_name)
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except ImportError:
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raise exceptions.InvalidDriver(
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'No module named %s' % module_name)
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