Create telemetry client
Create telemetry client for tempest
Change-Id: I08c9b6a02bcddd8cab2d066928513b4ae40431ec
Partially implements: blueprint add-basic-ceilometer-tests
diff --git a/tempest/services/telemetry/telemetry_client_base.py b/tempest/services/telemetry/telemetry_client_base.py
new file mode 100644
index 0000000..59127b9
--- /dev/null
+++ b/tempest/services/telemetry/telemetry_client_base.py
@@ -0,0 +1,133 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 OpenStack Foundation
+# All Rights Reserved.
+#
+# 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, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+import abc
+import six
+import urllib
+
+
+@six.add_metaclass(abc.ABCMeta)
+class TelemetryClientBase(object):
+
+ """
+ Tempest REST client for Ceilometer V2 API.
+ Implements the following basic Ceilometer abstractions:
+ resources
+ meters
+ alarms
+ queries
+ statistics
+ """
+
+ def __init__(self, config, username, password, auth_url, tenant_name=None):
+ self.rest_client = self.get_rest_client(config, username, password,
+ auth_url, tenant_name)
+ self.rest_client.service = \
+ self.rest_client.config.telemetry.catalog_type
+ self.headers = self.rest_client.headers
+ self.version = '2'
+ self.uri_prefix = "v%s" % self.version
+
+ @abc.abstractmethod
+ def get_rest_client(self, config, username, password,
+ auth_url, tenant_name):
+ """
+ :param config:
+ :param username:
+ :param password:
+ :param auth_url:
+ :param tenant_name:
+ :return: RestClient
+ """
+
+ @abc.abstractmethod
+ def deserialize(self, body):
+ """
+ :param body:
+ :return: Deserialize body
+ """
+
+ @abc.abstractmethod
+ def serialize(self, body):
+ """
+ :param body:
+ :return: Serialize body
+ """
+
+ def post(self, uri, body):
+ body = self.serialize(body)
+ resp, body = self.rest_client.post(uri, body, self.headers)
+ body = self.deserialize(body)
+ return resp, body
+
+ def put(self, uri, body):
+ return self.rest_client.put(uri, body, self.headers)
+
+ def get(self, uri):
+ resp, body = self.rest_client.get(uri)
+ body = self.deserialize(body)
+ return resp, body
+
+ def delete(self, uri):
+ resp, body = self.rest_client.delete(uri)
+ if body:
+ body = self.deserialize(body)
+ return resp, body
+
+ def helper_list(self, uri, query=None, period=None):
+ uri_dict = {}
+ if query:
+ uri_dict = {'q.field': query[0],
+ 'q.op': query[1],
+ 'q.value': query[2]}
+ if period:
+ uri_dict['period'] = period
+ if uri_dict:
+ uri += "?%s" % urllib.urlencode(uri_dict)
+ return self.get(uri)
+
+ def list_resources(self):
+ uri = '%s/resources' % self.uri_prefix
+ return self.get(uri)
+
+ def list_meters(self):
+ uri = '%s/meters' % self.uri_prefix
+ return self.get(uri)
+
+ def list_alarms(self):
+ uri = '%s/alarms' % self.uri_prefix
+ return self.get(uri)
+
+ def list_statistics(self, meter, period=None, query=None):
+ uri = "%s/meters/%s/statistics" % (self.uri_prefix, meter)
+ return self.helper_list(uri, query, period)
+
+ def list_samples(self, meter_id, query=None):
+ uri = '%s/meters/%s' % (self.uri_prefix, meter_id)
+ return self.helper_list(uri, query)
+
+ def get_resource(self, resource_id):
+ uri = '%s/resources/%s' % (self.uri_prefix, resource_id)
+ return self.get(uri)
+
+ def get_alarm(self, alarm_id):
+ uri = '%s/meter/%s' % (self.uri_prefix, alarm_id)
+ return self.get(uri)
+
+ def delete_alarm(self, alarm_id):
+ uri = "%s/alarms/%s" % (self.uri_prefix, alarm_id)
+ return self.delete(uri)