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##############################################################################
# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import collections
import time
import mock
import unittest
from yardstick.benchmark import contexts
from yardstick.benchmark.contexts import base
from yardstick.benchmark.contexts import kubernetes
from yardstick.common import constants
from yardstick.common import exceptions
from yardstick.common import kubernetes_utils as k8s_utils
from yardstick.orchestrator import kubernetes as orchestrator_kubernetes
CONTEXT_CFG = {
'type': contexts.CONTEXT_KUBERNETES,
'name': 'k8s',
'task_id': '1234567890',
'servers': {
'host': {
'image': 'openretriever/yardstick',
'command': '/bin/bash',
'args': ['-c', 'chmod 700 ~/.ssh; chmod 600 ~/.ssh/*; '
'service ssh restart;while true ; do sleep 10000; done']
},
'target': {
'image': 'openretriever/yardstick',
'command': '/bin/bash',
'args': ['-c', 'chmod 700 ~/.ssh; chmod 600 ~/.ssh/*; '
'service ssh restart;while true ; do sleep 10000; done']
}
},
'networks': {
'flannel': {
'args': 'flannel_args',
'plugin': 'flannel'
},
'sriov01': {
'args': 'sriov_args',
'plugin': 'sriov'
},
}
}
class NodePort(object):
def __init__(self):
self.node_port = 30000
self.port = constants.SSH_PORT
class Service(object):
def __init__(self):
self.ports = [NodePort()]
class Status(object):
def __init__(self):
self.pod_ip = '172.16.10.131'
class Pod(object):
def __init__(self):
self.status = Status()
class KubernetesTestCase(unittest.TestCase):
def setUp(self):
self.k8s_context = kubernetes.KubernetesContext()
self.addCleanup(self._remove_contexts)
self.k8s_context.init(CONTEXT_CFG)
@staticmethod
def _remove_contexts():
for context in base.Context.list:
context._delete_context()
base.Context.list = []
@mock.patch.object(kubernetes.KubernetesContext, '_delete_services')
@mock.patch.object(kubernetes.KubernetesContext, '_delete_ssh_key')
@mock.patch.object(kubernetes.KubernetesContext, '_delete_rcs')
@mock.patch.object(kubernetes.KubernetesContext, '_delete_pods')
@mock.patch.object(kubernetes.KubernetesContext, '_delete_networks')
@mock.patch.object(kubernetes.KubernetesContext, '_delete_crd')
def test_undeploy(self, mock_delete_pods, mock_delete_rcs,
mock_delete_ssh, mock_delete_services,
mock_delete_networks, mock_delete_crd):
self.k8s_context.undeploy()
mock_delete_ssh.assert_called_once()
mock_delete_rcs.assert_called_once()
mock_delete_pods.assert_called_once()
mock_delete_services.assert_called_once()
mock_delete_networks.assert_called_once()
mock_delete_crd.assert_called_once()
@mock.patch.object(kubernetes.KubernetesContext, '_create_services')
@mock.patch.object(kubernetes.KubernetesContext, '_wait_until_running')
@mock.patch.object(orchestrator_kubernetes.KubernetesTemplate,
'get_rc_pods')
@mock.patch.object(kubernetes.KubernetesContext, '_create_rcs')
@mock.patch.object(kubernetes.KubernetesContext, '_set_ssh_key')
@mock.patch.object(kubernetes.KubernetesContext, '_create_networks')
@mock.patch.object(kubernetes.KubernetesContext, '_create_crd')
def test_deploy(self, mock_set_ssh_key, mock_create_rcs, mock_get_rc_pods,
mock_wait_until_running, mock_create_services,
mock_create_networks, mock_create_crd):
with mock.patch.object(time, 'sleep'):
self.k8s_context.deploy()
mock_set_ssh_key.assert_called_once()
mock_create_rcs.assert_called_once()
mock_create_services.assert_called_once()
mock_get_rc_pods.assert_called_once()
mock_wait_until_running.assert_called_once()
mock_create_networks.assert_called_once()
mock_create_crd.assert_called_once()
@mock.patch.object(kubernetes, 'paramiko', **{"resource_filename.return_value": ""})
@mock.patch.object(kubernetes, 'pkg_resources', **{"resource_filename.return_value": ""})
@mock.patch.object(kubernetes, 'utils')
@mock.patch.object(kubernetes, 'open', create=True)
@mock.patch.object(k8s_utils, 'delete_config_map')
@mock.patch.object(k8s_utils, 'create_config_map')
def test_ssh_key(self, mock_create, mock_delete, *args):
self.k8s_context._set_ssh_key()
self.k8s_context._delete_ssh_key()
mock_create.assert_called_once()
mock_delete.assert_called_once()
@mock.patch.object(k8s_utils, 'read_pod_status')
def test_wait_until_running(self, mock_read_pod_status):
self.k8s_context.template.pods = ['server']
mock_read_pod_status.return_value = 'Running'
self.k8s_context._wait_until_running()
@mock.patch.object(k8s_utils, 'get_pod_by_name')
@mock.patch.object(kubernetes.KubernetesContext, '_get_node_ip')
def test_get_server(self, mock_get_node_ip, mock_get_pod_by_name):
mock_get_pod_by_name.return_value = Pod()
mock_get_node_ip.return_value = '172.16.10.131'
with mock.patch.object(self.k8s_context, '_get_service_ports',
return_value=[NodePort()]):
server = self.k8s_context._get_server('server_name')
self.assertEqual('server_name', server['name'])
self.assertEqual(30000, server['ssh_port'])
@mock.patch.object(kubernetes.KubernetesContext, '_create_rc')
def test_create_rcs(self, mock_create_rc):
self.k8s_context._create_rcs()
mock_create_rc.assert_called()
@mock.patch.object(k8s_utils, 'create_replication_controller')
def test_create_rc(self, mock_create_replication_controller):
self.k8s_context._create_rc({})
mock_create_replication_controller.assert_called_once()
@mock.patch.object(kubernetes.KubernetesContext, '_delete_rc')
def test_delete_rcs(self, mock_delete_rc):
self.k8s_context._delete_rcs()
mock_delete_rc.assert_called()
@mock.patch.object(k8s_utils, 'delete_replication_controller')
def test_delete_rc(self, mock_delete_replication_controller):
self.k8s_context._delete_rc({})
mock_delete_replication_controller.assert_called_once()
@mock.patch.object(k8s_utils, 'get_node_list')
def test_get_node_ip(self, mock_get_node_list):
self.k8s_context._get_node_ip()
mock_get_node_list.assert_called_once()
@mock.patch.object(orchestrator_kubernetes.ServiceNodePortObject, 'create')
def test_create_services(self, mock_create):
self.k8s_context._create_services()
mock_create.assert_called()
@mock.patch.object(orchestrator_kubernetes.ServiceNodePortObject, 'delete')
def test_delete_services(self, mock_delete):
self.k8s_context._delete_services()
mock_delete.assert_called()
def test_init(self):
self.k8s_context._delete_context()
with mock.patch.object(orchestrator_kubernetes, 'KubernetesTemplate',
return_value='fake_template') as mock_k8stemplate:
self.k8s_context = kubernetes.KubernetesContext()
self.k8s_context.init(CONTEXT_CFG)
mock_k8stemplate.assert_called_once_with(self.k8s_context.name,
CONTEXT_CFG)
self.assertEqual('fake_template', self.k8s_context.template)
self.assertEqual(2, len(self.k8s_context._networks))
self.assertIn('flannel', self.k8s_context._networks.keys())
self.assertIn('sriov01', self.k8s_context._networks.keys())
def test__get_physical_nodes(self):
result = self.k8s_context._get_physical_nodes()
self.assertIsNone(result)
def test__get_physical_node_for_server(self):
result = self.k8s_context._get_physical_node_for_server("fake")
self.assertIsNone(result)
def test__get_network(self):
networks = collections.OrderedDict([('n1', 'data1'), ('n2', 'data2')])
self.k8s_context._networks = networks
self.assertEqual({'name': 'n1'}, self.k8s_context._get_network('n1'))
self.assertEqual({'name': 'n2'}, self.k8s_context._get_network('n2'))
self.assertIsNone(self.k8s_context._get_network('n3'))
@mock.patch.object(orchestrator_kubernetes.KubernetesTemplate,
'get_rc_by_name')
def test__get_interfaces(self, mock_get_rc):
rc = orchestrator_kubernetes.ReplicationControllerObject('rc_name')
rc._networks = ['net1', 'net2']
mock_get_rc.return_value = rc
expected = {'net1': {'network_name': 'net1',
'local_mac': None,
'local_ip': None},
'net2': {'network_name': 'net2',
'local_mac': None,
'local_ip': None}}
self.assertEqual(expected, self.k8s_context._get_interfaces('rc_name'))
@mock.patch.object(orchestrator_kubernetes.KubernetesTemplate,
'get_rc_by_name')
def test__get_interfaces_no_networks(self, mock_get_rc):
rc = orchestrator_kubernetes.ReplicationControllerObject('rc_name')
mock_get_rc.return_value = rc
self.assertEqual({}, self.k8s_context._get_interfaces('rc_name'))
@mock.patch.object(orchestrator_kubernetes.KubernetesTemplate,
'get_rc_by_name', return_value=None)
def test__get_interfaces_no_rc(self, *args):
self.assertEqual({}, self.k8s_context._get_interfaces('rc_name'))
@mock.patch.object(k8s_utils, 'get_service_by_name',
return_value=Service())
def test__get_service_ports(self, mock_get_service_by_name):
name = 'rc_name'
service_ports = self.k8s_context._get_service_ports(name)
mock_get_service_by_name.assert_called_once_with(name + '-service')
self.assertEqual(30000, service_ports[0].node_port)
@mock.patch.object(k8s_utils, 'get_service_by_name',
return_value=None)
def test__get_service_ports_exception(self, *args):
name = 'rc_name'
with self.assertRaises(exceptions.KubernetesServiceObjectNotDefined):
self.k8s_context._get_service_ports(name)
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