109 lines
3.9 KiB
Python
109 lines
3.9 KiB
Python
# Copyright (c) 2014 Intel Corporation.
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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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#
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# The contents of this file are mainly copied from cm_api sources,
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# released by Cloudera. Codes not used by Sahara CDH plugin are removed.
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# You can find the original codes at
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#
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# https://github.com/cloudera/cm_api/tree/master/python/src/cm_api
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#
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# To satisfy the pep8 and python3 tests, we did some changes to the codes.
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# We also change some importings to use Sahara inherited classes.
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from sahara.plugins.cdh.client import types
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ROLE_CONFIG_GROUPS_PATH = "/clusters/%s/services/%s/roleConfigGroups"
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CM_ROLE_CONFIG_GROUPS_PATH = "/cm/service/roleConfigGroups"
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def _get_role_config_groups_path(cluster_name, service_name):
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if cluster_name:
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return ROLE_CONFIG_GROUPS_PATH % (cluster_name, service_name)
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else:
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return CM_ROLE_CONFIG_GROUPS_PATH
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def _get_role_config_group_path(cluster_name, service_name, name):
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path = _get_role_config_groups_path(cluster_name, service_name)
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return "%s/%s" % (path, name)
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def get_all_role_config_groups(resource_root, service_name,
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cluster_name="default"):
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"""Get all role config groups in the specified service
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:param resource_root: The root Resource object.
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:param service_name: Service name.
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:param cluster_name: Cluster name.
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:return: A list of ApiRoleConfigGroup objects.
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:since: API v3
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"""
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return types.call(resource_root.get,
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_get_role_config_groups_path(cluster_name, service_name),
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ApiRoleConfigGroup, True, api_version=3)
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class ApiRoleConfigGroup(types.BaseApiResource):
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_ATTRIBUTES = {
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'name': None,
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'displayName': None,
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'roleType': None,
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'config': types.Attr(types.ApiConfig),
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'base': types.ROAttr(),
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'serviceRef': types.ROAttr(types.ApiServiceRef),
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}
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def __init__(self, resource_root, name=None, displayName=None,
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roleType=None, config=None):
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types.BaseApiObject.init(self, resource_root, locals())
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def __str__(self):
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return ("<ApiRoleConfigGroup>: %s (cluster: %s; service: %s)"
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% (self.name, self.serviceRef.clusterName,
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self.serviceRef.serviceName))
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def _api_version(self):
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return 3
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def _path(self):
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return _get_role_config_group_path(self.serviceRef.clusterName,
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self.serviceRef.serviceName,
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self.name)
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def get_config(self, view=None):
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"""Retrieve the group's configuration
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The 'summary' view contains strings as the dictionary values. The full
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view contains types.ApiConfig instances as the values.
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:param view: View to materialize ('full' or 'summary').
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:return: Dictionary with configuration data.
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"""
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path = self._path() + '/config'
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resp = self._get_resource_root().get(
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path, params=(dict(view=view) if view else None))
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return types.json_to_config(resp, view == 'full')
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def update_config(self, config):
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"""Update the group's configuration
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:param config: Dictionary with configuration to update.
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:return: Dictionary with updated configuration.
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"""
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path = self._path() + '/config'
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resp = self._get_resource_root().put(
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path, data=types.config_to_json(config))
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return types.json_to_config(resp)
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