def NewFromJsonDict(data):
'''Create a new instance base on a JSON dict
Args:
data: A JSON dict, as converted from the JSON in the kubernetes API
Returns:
A kubernetes.ServiceList instance
'''
items = []
metadata = data.get('metadata')
if 'items' in data and data['items']:
from kubernetes import Service
items = [Service.NewFromJsonDict(service) for service in data['items']]
return ServiceList(
Kind=data.get('kind', None),
APIVersion=data.get('apiVersion', None),
Name=metadata.get('name', None),
UID=metadata.get('uid', None),
CreationTimestamp=metadata.get('creationTimestamp', None),
SelfLink=metadata.get('selfLink', None),
ResourceVersion=metadata.get('resourceVersion', None),
Namespace=metadata.get('namespace', None),
Annotations=metadata.get('annotations', None),
Items=items)
def NewFromJsonDict(data):
'''Create a new instance base on a JSON dict
Args:
data: A JSON dict, as converted from the JSON in the kubernetes API
Returns:
A kubernetes.Service instance
'''
metadata = data.get('metadata')
spec = data.get('spec')
selector = spec.get('selector')
return Service(
Kind=data.get('kind', None),
APIVersion=data.get('apiVersion', None),
Name=metadata.get('name', None),
UID=metadata.get('uid', None),
CreationTimestamp=metadata.get('creationTimestamp', None),
SelfLink=metadata.get('selfLink', None),
ResourceVersion=metadata.get('resourceVersion', None),
Namespace=metadata.get('namespace', None),
Annotations=metadata.get('annotations', None),
Selector=selector,
ExternalIPs=spec.get('externalIPs', None),
Ports=spec.get('ports', None),
Protocol=spec.get('protocol', None),
Labels=spec.get('labels', None),
CreateExternalLoadBalancer=spec.get('createExternalLoadBalancer', None),
ContainerPort=spec.get('containerPort', None),
ClusterIP=spec.get('clusterIP', None),
ProxyPort=spec.get('proxyPort', None))
def list_service(self):
"""Returns list of services"""
entities = []
entities_j = self.api.get('service')[1]['items']
for entity_j in entities_j:
meta, spec = entity_j['metadata'], entity_j['spec']
entity = Service(meta['name'], meta['namespace'], spec['portalIP'],
spec['sessionAffinity'])
entities.append(entity)
return entities
def CreateService(self, data, namespace='default'):
'''Create a new Service'''
url = ('%(base_url)s/namespaces/%(ns)s/services' % {
"base_url": self.base_url,
"ns": namespace
})
json = self._RequestUrl(url, 'POST', data)
if json.status_code is not 201:
raise KubernetesError(json.json()['message'], json.status_code)
result = self._ParseAndCheckKubernetes(json.content)
return Service.NewFromJsonDict(result)
def GetService(self, name, namespace='default'):
'''List the specific service on this cluster'''
# Make and send requests
url = ('%(base_url)s/namespaces/%(ns)s/services/%(name)s' % {
"base_url": self.base_url,
"ns": namespace,
"name": name
})
json = self._RequestUrl(url, 'GET')
if json.status_code == 404:
#not exit, just return None
return None
data = self._ParseAndCheckKubernetes(json.content)
return Service.NewFromJsonDict(data)