Source code for openstack_dashboard.dashboards.project.data_processing.utils.helpers
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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# implied.
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import openstack_dashboard.dashboards.project.data_processing. \
utils.workflow_helpers as work_helpers
from openstack_dashboard.api import sahara as saharaclient
[docs]class Helpers(object):
def __init__(self, request):
self.request = request
def _get_node_processes(self, plugin):
processes = []
for proc_lst in plugin.node_processes.values():
processes += proc_lst
return [(proc_name, proc_name) for proc_name in processes]
[docs] def get_node_processes(self, plugin_name, hadoop_version):
plugin = saharaclient.plugin_get_version_details(self.request,
plugin_name,
hadoop_version)
return self._get_node_processes(plugin)
def _extract_parameters(self, configs, scope, applicable_target):
parameters = []
for config in configs:
if (config['scope'] == scope and
config['applicable_target'] == applicable_target):
parameters.append(work_helpers.Parameter(config))
return parameters
[docs] def get_cluster_general_configs(self, plugin_name, hadoop_version):
plugin = saharaclient.plugin_get_version_details(self.request,
plugin_name,
hadoop_version)
return self._extract_parameters(plugin.configs, 'cluster', "general")
[docs] def get_general_node_group_configs(self, plugin_name, hadoop_version):
plugin = saharaclient.plugin_get_version_details(self.request,
plugin_name,
hadoop_version)
return self._extract_parameters(plugin.configs, 'node', 'general')
[docs] def get_targeted_node_group_configs(self, plugin_name, hadoop_version):
plugin = saharaclient.plugin_get_version_details(self.request,
plugin_name,
hadoop_version)
parameters = {}
for service in plugin.node_processes.keys():
parameters[service] = self._extract_parameters(plugin.configs,
'node', service)
return parameters
[docs] def get_targeted_cluster_configs(self, plugin_name, hadoop_version):
plugin = saharaclient.plugin_get_version_details(self.request,
plugin_name,
hadoop_version)
parameters = {}
for service in plugin.node_processes.keys():
parameters[service] = self._extract_parameters(plugin.configs,
'cluster', service)
return parameters