79 lines
2.8 KiB
Python
79 lines
2.8 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# 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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from savannaclient.api import parameters as params
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class Helpers(object):
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def __init__(self, savanna_client):
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self.savanna = savanna_client
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self.plugins = self.savanna.plugins
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def _get_node_processes(self, plugin):
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processes = []
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for proc_lst in plugin.node_processes.values():
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processes += proc_lst
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return [(proc_name, proc_name) for proc_name in processes]
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def get_node_processes(self, plugin_name, hadoop_version):
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plugin = self.plugins.get_version_details(plugin_name, hadoop_version)
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return self._get_node_processes(plugin)
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def _extract_parameters(self, configs, scope, applicable_target):
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parameters = []
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for config in configs:
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if (config['scope'] == scope and
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config['applicable_target'] == applicable_target):
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parameters.append(params.Parameter(config))
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return parameters
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def get_cluster_general_configs(self, plugin_name, hadoop_version):
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plugin = self.plugins.get_version_details(plugin_name, hadoop_version)
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return self._extract_parameters(plugin.configs, 'cluster', "general")
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def get_general_node_group_configs(self, plugin_name, hadoop_version):
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plugin = self.plugins.get_version_details(plugin_name, hadoop_version)
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return self._extract_parameters(plugin.configs, 'node', 'general')
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def get_targeted_node_group_configs(self, plugin_name, hadoop_version):
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plugin = self.plugins.get_version_details(plugin_name, hadoop_version)
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parameters = dict()
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for service in plugin.node_processes.keys():
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parameters[service] = self._extract_parameters(plugin.configs,
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'node', service)
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return parameters
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def get_targeted_cluster_configs(self, plugin_name, hadoop_version):
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plugin = self.plugins.get_version_details(plugin_name, hadoop_version)
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parameters = dict()
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for service in plugin.node_processes.keys():
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parameters[service] = self._extract_parameters(plugin.configs,
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'cluster', service)
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return parameters
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