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65 lines
2.1 KiB
65 lines
2.1 KiB
# vim: tabstop=4 shiftwidth=4 softtabstop=4 |
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# Copyright 2011 Nicira Networks, Inc |
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# All Rights Reserved. |
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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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# @author: Somik Behera, Nicira Networks, Inc. |
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""" |
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Quantum's Manager class is responsible for parsing a config file |
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and instantiating the correct plugin that concretely implement |
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quantum_plugin_base class |
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The caller should make sure that QuantumManager is a singleton. |
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""" |
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import gettext |
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gettext.install('quantum', unicode=1) |
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from common import utils |
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from quantum_plugin_base import QuantumPluginBase |
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CONFIG_FILE = "quantum/plugins.ini" |
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class QuantumManager(object): |
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def __init__(self, config=CONFIG_FILE): |
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self.configuration_file = CONFIG_FILE |
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plugin_location = utils.getPluginFromConfig(CONFIG_FILE) |
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print "PLUGIN LOCATION:%s" % plugin_location |
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plugin_klass = utils.import_class(plugin_location) |
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if not issubclass(plugin_klass, QuantumPluginBase): |
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raise Exception("Configured Quantum plug-in " \ |
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"didn't pass compatibility test") |
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else: |
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print("Successfully imported Quantum plug-in." \ |
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"All compatibility tests passed\n") |
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self.plugin = plugin_klass() |
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def get_manager(self): |
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return self.plugin |
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# TODO(somik): rmove the main class |
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# Added for temporary testing purposes |
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def main(): |
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manager = QuantumManager() |
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myManager = manager.get_manager() |
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myManager.get_all_networks("tesst") |
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#print("is a plugin") |
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# Standard boilerplate to call the main() function. |
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if __name__ == '__main__': |
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main()
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