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# Copyright DataStax, Inc.
#
# 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 unittest
import time
import json
import re
from cassandra.cluster import Cluster
from cassandra.datastax.insights.util import version_supports_insights
from tests.integration import requiressimulacron, requiredse, DSE_VERSION
from tests.integration.simulacron import DseSimulacronCluster, PROTOCOL_VERSION
from tests.integration.simulacron.utils import SimulacronClient, GetLogsQuery, ClearLogsQuery
@requiredse
@requiressimulacron
@unittest.skipUnless(DSE_VERSION and version_supports_insights(str(DSE_VERSION)), 'DSE {} does not support insights'.format(DSE_VERSION))
class InsightsTests(DseSimulacronCluster):
"""
Tests insights integration
@since 3.18
@jira_ticket PYTHON-1047
@expected_result startup and status messages are sent
"""
connect = False
def tearDown(self):
if self.cluster:
self.cluster.shutdown()
@staticmethod
def _get_node_logs(raw_data):
return list(filter(lambda q: q['type'] == 'QUERY' and q['query'].startswith('CALL InsightsRpc.reportInsight'),
json.loads(raw_data)['data_centers'][0]['nodes'][0]['queries']))
@staticmethod
def _parse_data(data, index=0):
return json.loads(re.match(
r"CALL InsightsRpc.reportInsight\('(.+)'\)",
data[index]['frame']['message']['query']).group(1))
def test_startup_message(self):
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION, compression=False)
self.session = self.cluster.connect(wait_for_all_pools=True)
time.sleep(1) # wait the monitor thread is started
response = SimulacronClient().submit_request(GetLogsQuery())
self.assertTrue('CALL InsightsRpc.reportInsight' in response)
node_queries = self._get_node_logs(response)
self.assertEqual(1, len(node_queries))
self.assertTrue(node_queries, "RPC query not found")
message = self._parse_data(node_queries)
self.assertEqual(message['metadata']['name'], 'driver.startup')
self.assertEqual(message['data']['initialControlConnection'],
self.cluster.control_connection._connection.host)
self.assertEqual(message['data']['sessionId'], str(self.session.session_id))
self.assertEqual(message['data']['clientId'], str(self.cluster.client_id))
self.assertEqual(message['data']['compression'], 'NONE')
def test_status_message(self):
SimulacronClient().submit_request(ClearLogsQuery())
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION, compression=False, monitor_reporting_interval=1)
self.session = self.cluster.connect(wait_for_all_pools=True)
time.sleep(1.1)
response = SimulacronClient().submit_request(GetLogsQuery())
self.assertTrue('CALL InsightsRpc.reportInsight' in response)
node_queries = self._get_node_logs(response)
self.assertEqual(2, len(node_queries))
self.assertTrue(node_queries, "RPC query not found")
message = self._parse_data(node_queries, 1)
self.assertEqual(message['metadata']['name'], 'driver.status')
self.assertEqual(message['data']['controlConnection'],
self.cluster.control_connection._connection.host)
self.assertEqual(message['data']['sessionId'], str(self.session.session_id))
self.assertEqual(message['data']['clientId'], str(self.cluster.client_id))
self.assertEqual(message['metadata']['insightType'], 'EVENT')
def test_monitor_disabled(self):
SimulacronClient().submit_request(ClearLogsQuery())
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION, compression=False, monitor_reporting_enabled=False)
self.session = self.cluster.connect(wait_for_all_pools=True)
response = SimulacronClient().submit_request(GetLogsQuery())
self.assertFalse('CALL InsightsRpc.reportInsight' in response)
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