osm_mon/test/OpenStack/unit/test_metric_req.py

   1 # Copyright 2017 iIntel Research and Development Ireland Limited
   2 # *************************************************************
   3
   4 # This file is part of OSM Monitoring module
   5 # All Rights Reserved to Intel Corporation
   6
   7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   8 # not use this file except in compliance with the License. You may obtain
   9 # a copy of the License at
  10
  11 #         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  16 # License for the specific language governing permissions and limitations
  17 # under the License.
  18
  19 # For those usages not covered by the Apache License, Version 2.0 please
  20 # contact: helena.mcgough@intel.com or adrian.hoban@intel.com
  21 ##
  22 """Tests for all metric request message keys."""
  23
  24 import json
  25 import logging
  26 import unittest
  27
  28 import mock
  29
  30 from osm_mon.core.auth import AuthManager
  31 from osm_mon.core.message_bus.producer import KafkaProducer
  32 from osm_mon.plugins.OpenStack.Gnocchi import metrics as metric_req
  33 from osm_mon.plugins.OpenStack.common import Common
  34
  35 log = logging.getLogger(__name__)
  36
  37
  38 class Message(object):
  39     """A class to mock a message object value for metric requests."""
  40
  41     def __init__(self):
  42         """Initialize a mocked message instance."""
  43         self.topic = "metric_request"
  44         self.key = None
  45         self.value = json.dumps({"mock_message": "message_details"})
  46
  47
  48 @mock.patch.object(KafkaProducer, 'publish', mock.Mock())
  49 class TestMetricReq(unittest.TestCase):
  50     """Integration test for metric request keys."""
  51
  52     def setUp(self):
  53         """Setup the tests for metric request keys."""
  54         super(TestMetricReq, self).setUp()
  55         self.metrics = metric_req.Metrics()
  56
  57     @mock.patch.object(Common, "get_auth_token", mock.Mock())
  58     @mock.patch.object(Common, "get_endpoint", mock.Mock())
  59     @mock.patch.object(metric_req.Metrics, "delete_metric")
  60     @mock.patch.object(metric_req.Metrics, "get_metric_id")
  61     @mock.patch.object(AuthManager, "get_credentials")
  62     def test_delete_metric_key(self, get_creds, get_metric_id, del_metric):
  63         """Test the functionality for a delete metric request."""
  64         # Mock a message value and key
  65         message = Message()
  66         message.key = "delete_metric_request"
  67         message.value = json.dumps({"metric_name": "disk_write_ops", "resource_uuid": "my_r_id", "correlation_id": 1})
  68
  69         get_creds.return_value = type('obj', (object,), {
  70             'config': '{"insecure":true}'
  71         })
  72         del_metric.return_value = True
  73
  74         # Call the metric functionality and check delete request
  75         get_metric_id.return_value = "my_metric_id"
  76         self.metrics.metric_calls(message, 'test_id')
  77         del_metric.assert_called_with(mock.ANY, mock.ANY, "my_metric_id", False)
  78
  79     @mock.patch.object(Common, "get_auth_token", mock.Mock())
  80     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
  81     @mock.patch.object(metric_req.Metrics, "list_metrics")
  82     @mock.patch.object(AuthManager, "get_credentials")
  83     def test_list_metric_key(self, get_creds, list_metrics):
  84         """Test the functionality for a list metric request."""
  85         # Mock a message with list metric key and value
  86         message = Message()
  87         message.key = "list_metric_request"
  88         message.value = json.dumps({"metrics_list_request": {"correlation_id": 1}})
  89
  90         get_creds.return_value = type('obj', (object,), {
  91             'config': '{"insecure":true}'
  92         })
  93
  94         list_metrics.return_value = []
  95
  96         # Call the metric functionality and check list functionality
  97         self.metrics.metric_calls(message, 'test_id')
  98         list_metrics.assert_called_with(mock.ANY, mock.ANY, {"correlation_id": 1}, False)
  99
 100     @mock.patch.object(Common, "get_auth_token", mock.Mock())
 101     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 102     @mock.patch.object(metric_req.Metrics, "read_metric_data")
 103     @mock.patch.object(metric_req.Metrics, "list_metrics")
 104     @mock.patch.object(metric_req.Metrics, "delete_metric")
 105     @mock.patch.object(metric_req.Metrics, "configure_metric")
 106     @mock.patch.object(AuthManager, "get_credentials")
 107     @mock.patch.object(Common, "perform_request")
 108     def test_update_metric_key(self, perf_req, get_creds, config_metric, delete_metric, list_metrics,
 109                                read_data):
 110         """Test the functionality for an update metric request."""
 111         # Mock a message with update metric key and value
 112         message = Message()
 113         message.key = "update_metric_request"
 114         message.value = json.dumps({"metric_create_request":
 115                                         {"correlation_id": 1,
 116                                          "metric_name": "my_metric",
 117                                          "resource_uuid": "my_r_id"}})
 118
 119         get_creds.return_value = type('obj', (object,), {
 120             'config': '{"insecure":true}'
 121         })
 122
 123         perf_req.return_value = type('obj', (object,), {'text': '{"metric_id":"1"}'})
 124
 125         # Call metric functionality and confirm no function is called
 126         # Gnocchi does not support updating a metric configuration
 127         self.metrics.metric_calls(message, 'test_id')
 128         config_metric.assert_not_called()
 129         list_metrics.assert_not_called()
 130         delete_metric.assert_not_called()
 131         read_data.assert_not_called()
 132
 133     @mock.patch.object(Common, "get_auth_token", mock.Mock())
 134     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 135     @mock.patch.object(metric_req.Metrics, "configure_metric")
 136     @mock.patch.object(AuthManager, "get_credentials")
 137     def test_config_metric_key(self, get_credentials, config_metric):
 138         """Test the functionality for a create metric request."""
 139         # Mock a message with create metric key and value
 140         message = Message()
 141         message.key = "create_metric_request"
 142         message.value = json.dumps({"metric_create_request": {"correlation_id": 123}})
 143         get_credentials.return_value = type('obj', (object,), {'config': '{"insecure":true}'})
 144         # Call metric functionality and check config metric
 145         config_metric.return_value = "metric_id", "resource_id", True
 146         self.metrics.metric_calls(message, 'test_id')
 147         config_metric.assert_called_with(mock.ANY, mock.ANY, {"correlation_id": 123}, False)
 148
 149     @mock.patch.object(Common, "get_auth_token", mock.Mock())
 150     @mock.patch.object(Common, 'get_endpoint', mock.Mock())
 151     @mock.patch.object(metric_req.Metrics, "read_metric_data")
 152     @mock.patch.object(AuthManager, "get_credentials")
 153     def test_read_data_key(self, get_creds, read_data):
 154         """Test the functionality for a read metric data request."""
 155         # Mock a message with a read data key and value
 156         message = Message()
 157         message.key = "read_metric_data_request"
 158         message.value = json.dumps({"alarm_uuid": "alarm_id"})
 159
 160         get_creds.return_value = type('obj', (object,), {
 161             'config': '{"insecure":true}'
 162         })
 163
 164         # Call metric functionality and check read data metrics
 165         read_data.return_value = "time_stamps", "data_values"
 166         self.metrics.metric_calls(message, 'test_id')
 167         read_data.assert_called_with(
 168             mock.ANY, mock.ANY, json.loads(message.value), False)