def test_create_stress2(self):
interval = 30
count = 2 # per node
node_names = k8sclient.list_ready_nodenames()
node_names = [n for n in node_names if not n.startswith("10.19.140")]
# node_names = ["10.19.137.147"]
for n in node_names:
print n
name_prefix = "podstresstest"
for i in range(1, count + 1):
labels = {"app": "test_create_stress-" + str(i)}
for node in node_names:
node_name = '-'.join(node.split('.'))
name = "-".join([name_prefix, node_name, str(i)])
self._create_pod(name, labels=labels, node_name=node)
# create service to bound those pods
svc_name = "pod-service-" + str(i)
k8sclient.create_service(self.namespace,
svc_name,
port=self.port_number,
selector=labels)
time.sleep(interval)
# wait for running state
timeout = count * 30 * len(node_names) + 300
for i in range(1, count + 1):
for node in node_names:
node_name = '-'.join(node.split('.'))
name = "-".join([name_prefix, node_name, str(i)])
timeout = self._wait_for_pod(name,
timeout=timeout,
expect_status="Running")
def deploy():
label1 = {"app": "test_service-1"}
label2 = {"app": "test_service-2"}
k8sclient.send_create_pod_request(namespace=namespace,
name="pod-1",
args=args,
image=image,
ports={port_number: port_name},
labels=label1,
node_name=node)
k8sclient.create_service(namespace,
"service-1",
port=port_number,
selector=label1)
k8sclient.send_create_pod_request(namespace=namespace,
name="pod-2",
args=args,
image=image,
ports={port_number: port_name},
labels=label2,
node_name=node)
k8sclient.create_service(namespace,
"service-2",
port=port_number,
selector=label2)
def test_service_pod(self):
# create some pods
# create service selecting the pods
name = "pod-service"
k8sclient.create_service(self.namespace,
name,
port=self.port_number,
selector={"app": "test_create_stress"})
services = k8sclient.list_services(self.namespace)
service_names = [s.metadata.name for s in services.items]
assert name in service_names, service_names
k8sclient.remove_service(self.namespace, name)
services = k8sclient.list_services(self.namespace)
service_names = [s.metadata.name for s in services.items]
assert name not in service_names, service_names
def test_stress_service_pod(self):
name = "pod-service"
for i in range(1000):
k8sclient.create_service(self.namespace,
name,
port=self.port_number,
selector={"app": "test_create_stress"})
time.sleep(3)
services = k8sclient.list_services(self.namespace)
service_names = [s.metadata.name for s in services.items]
assert name in service_names, service_names
k8sclient.remove_service(self.namespace, name)
time.sleep(3)
services = k8sclient.list_services(self.namespace)
service_names = [s.metadata.name for s in services.items]
assert name not in service_names, service_names
def _deploy_on_node(node):
name_prefix = "-".join(node.split(".")) + uid
label1 = {name_prefix + "-app": "test_service-1"}
pod_label1 = label1.copy()
pod_label1.update(glabel)
label2 = {name_prefix + "-app": "test_service-2"}
pod_label2 = label2.copy()
pod_label2.update(glabel)
pod1 = name_prefix + "-pod-1"
pod2 = name_prefix + "-pod-2"
service1 = "service-1-" + name_prefix
service2 = "service-2-" + name_prefix
k8sclient.send_create_pod_request(
namespace=namespace,
name=pod1,
args=args,
image=image,
ports={port_number: port_name},
labels=pod_label1,
node_name=node,
requests={'cpu': '0'},
#limits={'cpu': '1200m'}
)
k8sclient.create_service(namespace,
service1,
port=port_number,
selector=label1)
k8sclient.send_create_pod_request(
namespace=namespace,
name=pod2,
args=args,
image=image,
ports={port_number: port_name},
labels=pod_label2,
node_name=node,
requests={'cpu': '0'},
#limits={'cpu': '1200m'}
)
k8sclient.create_service(namespace,
service2,
port=port_number,
selector=label2)
def _deploy_global_service():
k8sclient.create_service(namespace,
global_service,
port=port_number,
selector=glabel)
