charm-ceilometer/unit_tests/test_ceilometer_contexts.py

329 lines
13 KiB
Python

# Copyright 2016 Canonical Ltd
#
# 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.
from mock import patch, MagicMock
import ceilometer_contexts as contexts
import ceilometer_utils as utils
from test_utils import CharmTestCase, mock_open
TO_PATCH = [
'config',
'relation_get',
'relation_ids',
'related_units',
'os_release',
]
class CeilometerContextsTest(CharmTestCase):
def setUp(self):
super(CeilometerContextsTest, self).setUp(contexts, TO_PATCH)
self.config.side_effect = self.test_config.get
self.relation_get.side_effect = self.test_relation.get
def tearDown(self):
super(CeilometerContextsTest, self).tearDown()
def test_logging_context(self):
self.test_config.set('debug', False)
self.test_config.set('verbose', False)
self.assertEqual(contexts.LoggingConfigContext()(),
{'debug': False, 'verbose': False})
self.test_config.set('debug', True)
self.test_config.set('verbose', False)
self.assertEqual(contexts.LoggingConfigContext()(),
{'debug': True, 'verbose': False})
self.test_config.set('debug', True)
self.test_config.set('verbose', True)
self.assertEqual(contexts.LoggingConfigContext()(),
{'debug': True, 'verbose': True})
def test_mongodb_context_not_related(self):
self.relation_ids.return_value = []
self.os_release.return_value = 'icehouse'
self.assertEqual(contexts.MongoDBContext()(), {})
def test_mongodb_context_related(self):
self.relation_ids.return_value = ['shared-db:0']
self.related_units.return_value = ['mongodb/0']
data = {
'hostname': 'mongodb',
'port': 8090
}
self.test_relation.set(data)
self.os_release.return_value = 'havana'
self.assertEqual(contexts.MongoDBContext()(),
{'db_host': 'mongodb', 'db_port': 8090,
'db_name': 'ceilometer'})
def test_mongodb_context_related_replset_single_mongo(self):
self.relation_ids.return_value = ['shared-db:0']
self.related_units.return_value = ['mongodb/0']
data = {
'hostname': 'mongodb-0',
'port': 8090,
'replset': 'replset-1'
}
self.test_relation.set(data)
self.os_release.return_value = 'icehouse'
self.assertEqual(contexts.MongoDBContext()(),
{'db_host': 'mongodb-0', 'db_port': 8090,
'db_name': 'ceilometer'})
@patch.object(contexts, 'context_complete')
def test_mongodb_context_related_replset_missing_values(self, mock_ctxcmp):
mock_ctxcmp.return_value = False
self.relation_ids.return_value = ['shared-db:0']
self.related_units.return_value = ['mongodb/0']
data = {
'hostname': None,
'port': 8090,
'replset': 'replset-1'
}
self.test_relation.set(data)
self.os_release.return_value = 'icehouse'
self.assertEqual(contexts.MongoDBContext()(), {})
def test_mongodb_context_related_replset_multiple_mongo(self):
self.relation_ids.return_value = ['shared-db:0']
related_units = {
'mongodb/0': {'hostname': 'mongodb-0',
'port': 8090,
'replset': 'replset-1'},
'mongodb/1': {'hostname': 'mongodb-1',
'port': 8090,
'replset': 'replset-1'}
}
self.related_units.return_value = [k for k in related_units.keys()]
def relation_get(attr, unit, relid):
values = related_units.get(unit)
if attr is None:
return values
else:
return values.get(attr, None)
self.relation_get.side_effect = relation_get
self.os_release.return_value = 'icehouse'
self.assertEqual(contexts.MongoDBContext()(),
{'db_mongo_servers': 'mongodb-0:8090,mongodb-1:8090',
'db_name': 'ceilometer', 'db_replset': 'replset-1'})
@patch.object(utils, 'get_shared_secret')
def test_ceilometer_context(self, secret):
secret.return_value = 'mysecret'
self.assertEqual(contexts.CeilometerContext()(), {
'port': 8777,
'metering_secret': 'mysecret',
'metering_time_to_live': -1,
'event_time_to_live': -1,
})
@patch.object(utils, 'get_shared_secret')
def test_ceilometer_context_ttl_values(self, secret):
secret.return_value = 'mysecret'
self.test_config.set('metering-time-to-live', 7.776e+06)
self.test_config.set('event-time-to-live', 7.776e+06)
context = contexts.CeilometerContext()()
self.assertEqual(context, {
'port': 8777,
'metering_secret': 'mysecret',
'metering_time_to_live': 7776000,
'event_time_to_live': 7776000,
})
self.assertTrue(type(context['metering_time_to_live']) is int)
self.assertTrue(type(context['event_time_to_live']) is int)
def test_ceilometer_service_context(self):
self.relation_ids.return_value = ['ceilometer-service:0']
self.related_units.return_value = ['ceilometer/0']
data = {
'metering_secret': 'mysecret',
'keystone_host': 'test'
}
self.test_relation.set(data)
self.assertEqual(contexts.CeilometerServiceContext()(), data)
def test_ceilometer_service_context_not_related(self):
self.relation_ids.return_value = []
self.assertEqual(contexts.CeilometerServiceContext()(), {})
@patch('os.path.exists')
def test_get_shared_secret_existing(self, exists):
exists.return_value = True
with mock_open(utils.SHARED_SECRET, u'mysecret'):
self.assertEqual(utils.get_shared_secret(),
'mysecret')
@patch('uuid.uuid4')
@patch('os.path.exists')
def test_get_shared_secret_new(self, exists, uuid4):
exists.return_value = False
uuid4.return_value = 'newsecret'
with patch('__builtin__.open'):
self.assertEqual(utils.get_shared_secret(),
'newsecret')
@patch.object(contexts, 'determine_apache_port')
@patch.object(contexts, 'determine_api_port')
def test_ha_proxy_context(self, determine_api_port, determine_apache_port):
determine_api_port.return_value = contexts.CEILOMETER_PORT - 10
determine_apache_port.return_value = contexts.CEILOMETER_PORT - 20
haproxy_port = contexts.CEILOMETER_PORT
api_port = haproxy_port - 10
apache_port = api_port - 10
expected = {
'service_ports': {'ceilometer_api': [haproxy_port, apache_port]},
'port': api_port
}
self.assertEqual(contexts.HAProxyContext()(), expected)
@patch.object(contexts, 'get_os_codename_package')
def test_remote_sink_context_no_config(self, mock_get_rel):
mock_get_rel.return_value = 'mitaka'
self.relation_ids.return_value = []
self.os_release.return_value = 'mitaka'
self.assertEqual(contexts.RemoteSinksContext()(), {
'event_sink_publisher': None})
mock_get_rel.return_value = 'queens'
self.assertEqual(contexts.RemoteSinksContext()(),
{'event_sink_publisher':
'notifier://?topic=alarm.all'})
@patch.object(contexts, 'get_os_codename_package')
def test_remote_sink_context_event_service_relation(self, mock_get_rel):
mock_get_rel.return_value = 'mitaka'
self.relation_ids.return_value = ['event-service:0', 'meter-service:0']
self.related_units.return_value = ['panko/0']
self.os_release.return_value = 'mitaka'
data = {
'publisher': 'panko://'
}
self.test_relation.set(data)
self.assertEqual(contexts.RemoteSinksContext()(),
{'internal_sinks': {'panko': 'panko://'},
'event_sink_publisher': None})
mock_get_rel.return_value = 'queens'
self.assertEqual(contexts.RemoteSinksContext()(),
{'internal_sinks': {'panko': 'panko://'},
'event_sink_publisher':
'notifier://?topic=alarm.all'})
self.test_config.set('events-publisher', 'gnocchi')
self.assertEqual(contexts.RemoteSinksContext()(),
{'internal_sinks': {'panko': 'panko://'},
'event_sink_publisher':
'gnocchi://'})
@patch.object(contexts, 'get_os_codename_package')
def test_remote_sink_context_with_single_config(self, mock_get_rel):
mock_get_rel.return_value = 'mitaka'
self.relation_ids.return_value = ['meter-service:0']
self.os_release.return_value = 'mitaka'
self.test_config.set('remote-sink', 'http://foo')
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo'],
'event_sink_publisher': None})
mock_get_rel.return_value = 'queens'
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo'],
'event_sink_publisher':
'notifier://?topic=alarm.all'})
self.test_config.set('events-publisher', 'gnocchi')
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo'],
'event_sink_publisher':
'gnocchi://'})
@patch.object(contexts, 'get_os_codename_package')
def test_remote_sink_context_with_multiple_config(self, mock_get_rel):
mock_get_rel.return_value = 'mitaka'
self.relation_ids.return_value = ['meter-service:0']
self.os_release.return_value = 'mitaka'
self.test_config.set('remote-sink', 'http://foo http://bar')
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo', 'http://bar'],
'event_sink_publisher': None})
mock_get_rel.return_value = 'queens'
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo', 'http://bar'],
'event_sink_publisher':
'notifier://?topic=alarm.all'})
self.test_config.set('events-publisher', 'gnocchi')
self.assertEqual(contexts.RemoteSinksContext()(),
{'remote_sinks': ['http://foo', 'http://bar'],
'event_sink_publisher':
'gnocchi://'})
@patch.object(contexts, 'AMQPContext')
def test_AMQPListenersContext(self, mock_AMQPContext):
def _context(ssl_dir, relation_id):
fake_context1 = MagicMock(
return_value={'transport_url': 'rabbit://rab1:1010/os'})
fake_context2 = MagicMock(
return_value={'other_setting': 'sss'})
fake_context3 = MagicMock(
return_value={'transport_url': 'rabbit://rab2:1010/os'})
rdata = {
'amqp-listener:23': fake_context1,
'amqp-listener:8': fake_context2,
'amqp:2': fake_context3}
return rdata[relation_id]
mock_AMQPContext.side_effect = _context
rids = {
'amqp-listener': ['amqp-listener:23', 'amqp-listener:8'],
'amqp': ['amqp:2']}
self.relation_ids.side_effect = lambda x: rids[x]
self.assertEqual(
contexts.AMQPListenersContext()(),
{'messaging_urls': [
'rabbit://rab1:1010/os',
'rabbit://rab2:1010/os']})
@patch.object(contexts, 'AMQPContext')
def test_AMQPListenersContext_no_transport_urls(self, mock_AMQPContext):
def _context(ssl_dir, relation_id):
fake_context1 = MagicMock(return_value={})
fake_context2 = MagicMock(return_value={})
fake_context3 = MagicMock(return_value={})
rdata = {
'amqp-listener:23': fake_context1,
'amqp-listener:8': fake_context2,
'amqp:2': fake_context3}
return rdata[relation_id]
mock_AMQPContext.side_effect = _context
rids = {
'amqp-listener': ['amqp-listener:23', 'amqp-listener:8'],
'amqp': ['amqp:2']}
self.relation_ids.side_effect = lambda x: rids[x]
self.assertEqual(contexts.AMQPListenersContext()(), {})