5958cced52
* Resolved issues with circular dependencies * Updated objects namespaces to the new io.murano.* namespace * Resolved a few issues related to not included code from PoC * Renamed objects to more pythonic name (back to original actually) Closes-bug: #1297146 Change-Id: I34641eca33c70908bd44b50f0956abda9d8dbfa7
49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
# Copyright (c) 2013 Mirantis 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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import os.path
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import yaml
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import muranoapi.dsl.class_loader as class_loader
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import muranoapi.dsl.yaql_expression as yaql_expression
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import muranoapi.engine.system.yaql_functions as yaql_functions
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def yaql_constructor(loader, node):
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value = loader.construct_scalar(node)
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return yaql_expression.YaqlExpression(value)
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yaml.add_constructor(u'!yaql', yaql_constructor)
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yaml.add_implicit_resolver(u'!yaql', yaql_expression.YaqlExpression)
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class SimpleClassLoader(class_loader.MuranoClassLoader):
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def __init__(self, base_path):
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self._base_path = base_path
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super(SimpleClassLoader, self).__init__()
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def load_definition(self, name):
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path = os.path.join(self._base_path, name, 'manifest.yaml')
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if not os.path.exists(path):
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return None
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with open(path) as stream:
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return yaml.load(stream)
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def create_root_context(self):
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context = super(SimpleClassLoader, self).create_root_context()
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yaql_functions.register(context)
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return context
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