def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config())
)
# fetching the configmap api
api = client.resources.get(api_version="v1", kind="ConfigMap")
configmap_name = "test-configmap"
configmap_manifest = {
"kind": "ConfigMap",
"apiVersion": "v1",
"metadata": {
"name": configmap_name,
"labels": {
"foo": "bar",
},
},
"data": {
"config.json": '{"command":"/usr/bin/mysqld_safe"}',
"frontend.cnf": "[mysqld]\nbind-address = 10.0.0.3\n",
},
}
# Creating configmap `test-configmap` in the `default` namespace
configmap = api.create(body=configmap_manifest, namespace="default")
print("\n[INFO] configmap `test-configmap` created\n")
# Listing the configmaps in the `default` namespace
configmap_list = api.get(
name=configmap_name, namespace="default", label_selector="foo=bar"
)
print("NAME:\n%s\n" % (configmap_list.metadata.name))
print("DATA:\n%s\n" % (configmap_list.data))
# Updating the configmap's data, `config.json`
configmap_manifest["data"]["config.json"] = "{}"
configmap_patched = api.patch(
name=configmap_name, namespace="default", body=configmap_manifest
)
print("\n[INFO] configmap `test-configmap` patched\n")
print("NAME:\n%s\n" % (configmap_patched.metadata.name))
print("DATA:\n%s\n" % (configmap_patched.data))
# Deleting configmap `test-configmap` from the `default` namespace
configmap_deleted = api.delete(name=configmap_name, body={}, namespace="default")
print("\n[INFO] configmap `test-configmap` deleted\n")
def handler(event: Dict[str, Any], context: Optional[Dict[str, Any]]) -> Any:
create_kubeconfig()
api_CoreV1 = client.CoreV1Api()
userspace_dc = dynamic.DynamicClient(client=api_client.ApiClient()).resources.get(
group=ORBIT_API_GROUP, api_version=ORBIT_API_VERSION, kind=USERSPACE_CR_KIND
)
manage_user_namespace(event, api_CoreV1, userspace_dc)
def get_api(api_name):
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
_apis = {
"msp": (lambda: client.resources.get(api_version="openebs.io/v1alpha1",
kind="MayastorPool")),
"msv": (lambda: client.resources.get(api_version="openebs.io/v1alpha1",
kind="MayastorVolume")),
"pvc": (lambda: client.resources.get(api_version="v1",
kind="PersistentVolumeClaim")),
"pod": (lambda: client.resources.get(api_version="v1", kind="Pod")),
}
return _apis[api_name]()
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the node api
api = client.resources.get(api_version="v1", kind="Node")
# Listing cluster nodes
print("%s\t\t%s\t\t%s" % ("NAME", "STATUS", "VERSION"))
for item in api.get().items:
node = api.get(name=item.metadata.name)
print("%s\t%s\t\t%s\n" % (
node.metadata.name,
node.status.conditions[3]["type"],
node.status.nodeInfo.kubeProxyVersion,
))
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the node api
api = client.resources.get(api_version="v1", kind="Node")
# Creating a custom header
params = {
'header_params': {
'Accept':
'application/json;as=PartialObjectMetadataList;v=v1;g=meta.k8s.io'
}
}
resp = api.get(**params)
# Printing the kind and apiVersion after passing new header params.
print("%s\t\t\t%s" % ("VERSION", "KIND"))
print("%s\t\t%s" % (resp.apiVersion, resp.kind))
def _dynamic_client() -> dynamic.DynamicClient:
load_kube_config()
return dynamic.DynamicClient(client=api_client.ApiClient())
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the deployment api
api = client.resources.get(api_version="apps/v1", kind="Deployment")
name = "nginx-deployment"
deployment_manifest = {
"apiVersion": "apps/v1",
"kind": "Deployment",
"metadata": {
"labels": {
"app": "nginx"
},
"name": name
},
"spec": {
"replicas": 3,
"selector": {
"matchLabels": {
"app": "nginx"
}
},
"template": {
"metadata": {
"labels": {
"app": "nginx"
}
},
"spec": {
"containers": [{
"name": "nginx",
"image": "nginx:1.14.2",
"ports": [{
"containerPort": 80
}],
}]
},
},
},
}
# Creating deployment `nginx-deployment` in the `default` namespace
deployment = api.create(body=deployment_manifest, namespace="default")
print("\n[INFO] deployment `nginx-deployment` created\n")
# Listing deployment `nginx-deployment` in the `default` namespace
deployment_created = api.get(name=name, namespace="default")
print("%s\t%s\t\t\t%s\t%s" %
("NAMESPACE", "NAME", "REVISION", "RESTARTED-AT"))
print("%s\t\t%s\t%s\t\t%s\n" % (
deployment_created.metadata.namespace,
deployment_created.metadata.name,
deployment_created.metadata.annotations,
deployment_created.spec.template.metadata.annotations,
))
# Patching the `spec.template.metadata` section to add `kubectl.kubernetes.io/restartedAt` annotation
# In order to perform a rolling restart on the deployment `nginx-deployment`
deployment_manifest["spec"]["template"]["metadata"] = {
"annotations": {
"kubectl.kubernetes.io/restartedAt":
datetime.datetime.utcnow().replace(tzinfo=pytz.UTC).isoformat()
}
}
deployment_patched = api.patch(body=deployment_manifest,
name=name,
namespace="default")
print("\n[INFO] deployment `nginx-deployment` restarted\n")
print("%s\t%s\t\t\t%s\t\t\t\t\t\t%s" %
("NAMESPACE", "NAME", "REVISION", "RESTARTED-AT"))
print("%s\t\t%s\t%s\t\t%s\n" % (
deployment_patched.metadata.namespace,
deployment_patched.metadata.name,
deployment_patched.metadata.annotations,
deployment_patched.spec.template.metadata.annotations,
))
# Deleting deployment `nginx-deployment` from the `default` namespace
deployment_deleted = api.delete(name=name, body={}, namespace="default")
print("\n[INFO] deployment `nginx-deployment` deleted\n")
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the custom resource definition (CRD) api
crd_api = client.resources.get(api_version="apiextensions.k8s.io/v1",
kind="CustomResourceDefinition")
# Creating a Namespaced CRD named "ingressroutes.apps.example.com"
name = "ingressroutes.apps.example.com"
crd_manifest = {
"apiVersion": "apiextensions.k8s.io/v1",
"kind": "CustomResourceDefinition",
"metadata": {
"name": name,
"namespace": "default"
},
"spec": {
"group":
"apps.example.com",
"versions": [{
"name": "v1",
"schema": {
"openAPIV3Schema": {
"properties": {
"spec": {
"properties": {
"strategy": {
"type": "string"
},
"virtualhost": {
"properties": {
"fqdn": {
"type": "string"
},
"tls": {
"properties": {
"secretName": {
"type": "string"
}
},
"type": "object",
},
},
"type": "object",
},
},
"type": "object",
}
},
"type": "object",
}
},
"served": True,
"storage": True,
}],
"scope":
"Namespaced",
"names": {
"plural": "ingressroutes",
"listKind": "IngressRouteList",
"singular": "ingressroute",
"kind": "IngressRoute",
"shortNames": ["ir"],
},
},
}
crd_creation_respone = crd_api.create(crd_manifest)
print(
"\n[INFO] custom resource definition `ingressroutes.apps.example.com` created\n"
)
print("%s\t\t%s" % ("SCOPE", "NAME"))
print(
"%s\t%s\n" %
(crd_creation_respone.spec.scope, crd_creation_respone.metadata.name))
# Fetching the "ingressroutes" CRD api
try:
ingressroute_api = client.resources.get(
api_version="apps.example.com/v1", kind="IngressRoute")
except ResourceNotFoundError:
# Need to wait a sec for the discovery layer to get updated
time.sleep(2)
ingressroute_api = client.resources.get(api_version="apps.example.com/v1",
kind="IngressRoute")
# Creating a custom resource (CR) `ingress-route-*`, using the above CRD `ingressroutes.apps.example.com`
ingressroute_manifest_first = {
"apiVersion": "apps.example.com/v1",
"kind": "IngressRoute",
"metadata": {
"name": "ingress-route-first",
"namespace": "default",
},
"spec": {
"virtualhost": {
"fqdn": "www.google.com",
"tls": {
"secretName": "google-tls"
},
},
"strategy": "RoundRobin",
},
}
ingressroute_manifest_second = {
"apiVersion": "apps.example.com/v1",
"kind": "IngressRoute",
"metadata": {
"name": "ingress-route-second",
"namespace": "default",
},
"spec": {
"virtualhost": {
"fqdn": "www.yahoo.com",
"tls": {
"secretName": "yahoo-tls"
},
},
"strategy": "RoundRobin",
},
}
ingressroute_api.create(body=ingressroute_manifest_first,
namespace="default")
ingressroute_api.create(body=ingressroute_manifest_second,
namespace="default")
print("\n[INFO] custom resources `ingress-route-*` created\n")
# Listing the `ingress-route-*` custom resources
ingress_routes_list = ingressroute_api.get()
print("%s\t\t\t%s\t%s\t\t%s\t\t\t\t%s" %
("NAME", "NAMESPACE", "FQDN", "TLS", "STRATEGY"))
for item in ingress_routes_list.items:
print("%s\t%s\t\t%s\t%s\t%s" % (
item.metadata.name,
item.metadata.namespace,
item.spec.virtualhost.fqdn,
item.spec.virtualhost.tls,
item.spec.strategy,
))
# Patching the ingressroutes custom resources
ingressroute_manifest_first["spec"]["strategy"] = "Random"
ingressroute_manifest_second["spec"]["strategy"] = "WeightedLeastRequest"
patch_ingressroute_first = ingressroute_api.patch(
body=ingressroute_manifest_first,
content_type="application/merge-patch+json")
patch_ingressroute_second = ingressroute_api.patch(
body=ingressroute_manifest_second,
content_type="application/merge-patch+json")
print(
"\n[INFO] custom resources `ingress-route-*` patched to update the strategy\n"
)
ingress_routes_list = ingressroute_api.get()
print("%s\t\t\t%s\t%s\t\t%s\t\t\t\t%s" %
("NAME", "NAMESPACE", "FQDN", "TLS", "STRATEGY"))
for item in ingress_routes_list.items:
print("%s\t%s\t\t%s\t%s\t%s" % (
item.metadata.name,
item.metadata.namespace,
item.spec.virtualhost.fqdn,
item.spec.virtualhost.tls,
item.spec.strategy,
))
# Deleting the ingressroutes custom resources
delete_ingressroute_first = ingressroute_api.delete(
name="ingress-route-first", namespace="default")
delete_ingressroute_second = ingressroute_api.delete(
name="ingress-route-second", namespace="default")
print("\n[INFO] custom resources `ingress-route-*` deleted")
# Deleting the ingressroutes.apps.example.com custom resource definition
crd_api.delete(name=name)
print(
"\n[INFO] custom resource definition `ingressroutes.apps.example.com` deleted"
)
pod_list = api.get(namespace="open-cluster-management-addon-observability")
return len(pod_list.items) != 0
if __name__ == '__main__':
opts = option.NewOption()
format = "%(asctime)s: %(message)s"
logging.basicConfig(filename=opts.log_file,
filemode='w',
format=format,
level=logging.INFO,
datefmt="%H:%M:%S")
hubClient = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config(
config_file=opts.hub_config)))
if opts.clean:
err = removeSimulators(hubClient, opts.prefix)
if err != None:
logging.error("failed to clean up the simulators, err %s", err)
exit(1)
exit(0)
if not isObservabilityAddonEnabled(hubClient):
logging.error(
"Observability Addon is not up, won't be get Obs cert template")
exit(1)
# watch the managedcluster CR and create observability simlutor in the managed
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the replication controller api
api = client.resources.get(api_version="v1", kind="ReplicationController")
name = "frontend-replication-controller"
replication_controller_manifest = {
"apiVersion": "v1",
"kind": "ReplicationController",
"metadata": {
"labels": {
"name": name
},
"name": name
},
"spec": {
"replicas": 2,
"selector": {
"name": name
},
"template": {
"metadata": {
"labels": {
"name": name
}
},
"spec": {
"containers": [{
"image":
"nginx",
"name":
"nginx",
"ports": [{
"containerPort": 80,
"protocol": "TCP"
}],
}]
},
},
},
}
# Creating replication-controller `frontend-replication-controller` in the `default` namespace
replication_controller = api.create(body=replication_controller_manifest,
namespace="default")
print(
"\n[INFO] replication-controller `frontend-replication-controller` created\n"
)
# Listing replication-controllers in the `default` namespace
replication_controller_created = api.get(name=name, namespace="default")
print("%s\t%s\t\t\t\t\t%s" % ("NAMESPACE", "NAME", "REPLICAS"))
print("%s\t\t%s\t\t%s\n" % (
replication_controller_created.metadata.namespace,
replication_controller_created.metadata.name,
replication_controller_created.spec.replicas,
))
# Deleting replication-controller `frontend-service` from the `default` namespace
replication_controller_deleted = api.delete(name=name,
body={},
namespace="default")
print(
"[INFO] replication-controller `frontend-replication-controller` deleted\n"
)
def _dynamic_client() -> dynamic.DynamicClient:
return dynamic.DynamicClient(client=api_client.ApiClient())
def main():
# Creating a dynamic client
client = dynamic.DynamicClient(
api_client.ApiClient(configuration=config.load_kube_config()))
# fetching the service api
api = client.resources.get(api_version="v1", kind="Service")
name = "frontend-service"
service_manifest = {
"apiVersion": "v1",
"kind": "Service",
"metadata": {
"labels": {
"name": name
},
"name": name,
"resourceversion": "v1"
},
"spec": {
"ports": [{
"name": "port",
"port": 80,
"protocol": "TCP",
"targetPort": 80
}],
"selector": {
"name": name
},
},
}
# Creating service `frontend-service` in the `default` namespace
service = api.create(body=service_manifest, namespace="default")
print("\n[INFO] service `frontend-service` created\n")
# Listing service `frontend-service` in the `default` namespace
service_created = api.get(name=name, namespace="default")
print("%s\t%s" % ("NAMESPACE", "NAME"))
print("%s\t\t%s\n" %
(service_created.metadata.namespace, service_created.metadata.name))
# Patching the `spec` section of the `frontend-service`
service_manifest["spec"]["ports"] = [{
"name": "new",
"port": 8080,
"protocol": "TCP",
"targetPort": 8080
}]
service_patched = api.patch(body=service_manifest,
name=name,
namespace="default")
print("\n[INFO] service `frontend-service` patched\n")
print("%s\t%s\t\t\t%s" % ("NAMESPACE", "NAME", "PORTS"))
print("%s\t\t%s\t%s\n" % (
service_patched.metadata.namespace,
service_patched.metadata.name,
service_patched.spec.ports,
))
# Deleting service `frontend-service` from the `default` namespace
service_deleted = api.delete(name=name, body={}, namespace="default")
print("\n[INFO] service `frontend-service` deleted\n")
def __init__(self, conf=None):
self.clientCoreV1 = client.CoreV1Api(conf)
self.clientDyn = dynamic.DynamicClient(
api_client.ApiClient(configuration=conf))
self.clientApps = client.AppsV1Api(conf)
self.clientsAppsV1 = client.AppsV1beta1Api(conf)
