def test_pod_affinities(self):
config = _utils.create_config()
container = _utils.create_container(name="nginx", image="nginx:latest")
pod_s1 = _utils.create_pod(config=config, name="s1")
pod_s1.labels.update({'security': 'S1'})
pod_s1.node_selector = {'kubernetes.io/e2e-az-name': 'e2e-az1'}
pod_s1.add_container(container)
pod_s2 = _utils.create_pod(config=config, name="s2")
pod_s2.labels.update({'security': 'S2'})
pod_s2.node_selector = {'kubernetes.io/e2e-az-name': 'e2e-az2'}
pod_s2.add_container(container)
model = _constants.pod_with_pod_affinity()
pod = Pod(model)
config = _utils.create_config()
k8s = K8sPod(config=config, name="yo")
k8s.model = pod
if _utils.is_reachable(config):
# ensure we have enough nodes
nodes = K8sNode(config=config, name="yo").list()
if len(nodes) < 3:
self.skipTest(reason='Not enough nodes to perform test.')
else:
self.assertGreaterEqual(len(nodes), 3)
# tag the nodes
for i in range(len(nodes)):
node = nodes[i]
if i == 0:
node.labels.update({'kubernetes.io/e2e-az-name': 'e2e-az1'})
if i == 1:
node.labels.update({'kubernetes.io/e2e-az-name': 'e2e-az2'})
if i == 2:
node.labels.update({'kubernetes.io/e2e-az-name': 'e2e-az3'})
node.update()
# create the pods for affinity lookup
pod_s1.create()
pod_s2.create()
# create the pod with affinities
k8s.create()
pass
def test_update_namespace_fails(self):
name = "yocontainer"
container = _utils.create_container(name=name)
name = "yopod-{0}".format(str(uuid.uuid4()))
nspace = "yonamespace"
pod1 = _utils.create_pod(name=name)
pod1.add_container(container)
if _utils.is_reachable(pod1.config):
pod1.create()
result = K8sPod.get_by_name(config=pod1.config, name=name)
self.assertIsInstance(result, list)
self.assertEqual(1, len(result))
pod2 = result[0]
self.assertIsInstance(pod2, K8sPod)
self.assertNotEqual(pod2.namespace, nspace)
self.assertEqual(pod1, pod2)
pod2.namespace = nspace
with self.assertRaises(BadRequestException):
pod2.update()
def delete(self, cascade=False):
# delete cascade on top level
super(K8sDeployment, self).delete(cascade)
if cascade:
rsets = K8sReplicaSet(config=self.config,
name="yo").list(pattern=self.name)
# delete cascade on replicasets
for rset in rsets:
try:
rset.delete(cascade=cascade)
except NotFoundException:
pass
pods = K8sPod(config=self.config,
name="yo").list(pattern=self.name)
# delete cascade on pods
for pod in pods:
try:
pod.delete(cascade=cascade)
except NotFoundException:
pass
return self
def test_node_affinity_with_required_and_preferred(self):
model = _constants.pod_with_node_affinity()
pod = Pod(model)
config = _utils.create_config()
k8s = K8sPod(config=config, name="yo")
k8s.model = pod
if _utils.is_reachable(config):
# ensure we have enough nodes
nodes = K8sNode(config=config, name="yo").list()
if len(nodes) < 3:
self.skipTest(reason="Not enough nodes to perform test.")
else:
self.assertGreaterEqual(len(nodes), 3)
# tag the nodes
for i in range(len(nodes)):
node = nodes[i]
if i == 0:
node.labels.update({"kubernetes.io/e2e-az-name": "e2e-az1"})
node.labels.update({"another-node-label-key": "another-node-label-value"})
if i == 1:
node.labels.update({"kubernetes.io/e2e-az-name": "e2e-az2"})
if i == 2:
node.labels.update({"kubernetes.io/e2e-az-name": "e2e-az3"})
node.update()
nodes = K8sNode(config=config, name="yo").list()
for node in nodes:
self.assertIn("kubernetes.io/e2e-az-name", node.labels)
# create the pod
k8s.create()
# untag the nodes
for node in nodes:
node.labels.pop("kubernetes.io/e2e-az-name", None)
node.labels.pop("another-node-label-key", None)
node.update()
pass
def test_get_by_labels_invalid_args(self):
name = object()
config = _utils.create_config()
with self.assertRaises(SyntaxError):
K8sPod.get_by_labels(config=config, labels=name)
def test_get_by_labels_none_args(self):
config = _utils.create_config()
with self.assertRaises(SyntaxError):
K8sPod.get_by_labels(config=config)
def get_pods(self):
pods = K8sPod.get_by_labels(config=self.config, labels=self.pod_labels)
return pods
def create_pod(config=None, name=None):
if config is None:
config = create_config()
obj = K8sPod(config=config, name=name)
return obj
def pod(self):
podspec = self.model.spec.job_template.spec.template.spec
name = "{}-{}".format(self.name, int(time.time()))
pod = K8sPod(config=self.config, name=name)
pod.model.spec = podspec
return pod
